diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h
index 1e26a88..1639d27 100644
--- a/app/test-pmd/testpmd.h
+++ b/app/test-pmd/testpmd.h
@@ -35,6 +35,7 @@
 #define _TESTPMD_H_
 
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_gro.h>
 #include <rte_gso.h>
 
diff --git a/config/common_base b/config/common_base
index f842399..82ee754 100644
--- a/config/common_base
+++ b/config/common_base
@@ -123,6 +123,11 @@ CONFIG_RTE_EAL_PMD_PATH=""
 CONFIG_RTE_LIBRTE_EAL_VMWARE_TSC_MAP_SUPPORT=y
 
 #
+# Compile the PCI library
+#
+CONFIG_RTE_LIBRTE_PCI=y
+
+#
 # Compile the argument parser library
 #
 CONFIG_RTE_LIBRTE_KVARGS=y
@@ -148,6 +153,11 @@ CONFIG_RTE_ETHDEV_PROFILE_ITT_WASTED_RX_ITERATIONS=n
 CONFIG_RTE_ETHDEV_TX_PREPARE_NOOP=n
 
 #
+# Compile PCI bus driver
+#
+CONFIG_RTE_LIBRTE_PCI_BUS=y
+
+#
 # Compile burst-oriented Amazon ENA PMD driver
 #
 CONFIG_RTE_LIBRTE_ENA_PMD=y
diff --git a/drivers/bus/Makefile b/drivers/bus/Makefile
index 4b29e3d..a220d27 100644
--- a/drivers/bus/Makefile
+++ b/drivers/bus/Makefile
@@ -36,4 +36,6 @@ DIRS-$(CONFIG_RTE_LIBRTE_DPAA_BUS) += dpaa
 
 DIRS-$(CONFIG_RTE_LIBRTE_FSLMC_BUS) += fslmc
 
+DIRS-$(CONFIG_RTE_LIBRTE_PCI_BUS) += pci
+
 include $(RTE_SDK)/mk/rte.subdir.mk
diff --git a/drivers/bus/pci/Makefile b/drivers/bus/pci/Makefile
new file mode 100644
index 0000000..23aad5e
--- /dev/null
+++ b/drivers/bus/pci/Makefile
@@ -0,0 +1,62 @@
+#   BSD LICENSE
+#
+#   Copyright(c) 2017 6WIND S.A.
+#   All rights reserved.
+#
+#   Redistribution and use in source and binary forms, with or without
+#   modification, are permitted provided that the following conditions
+#   are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#     * Neither the name of 6WIND nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+include $(RTE_SDK)/mk/rte.vars.mk
+
+LIB = librte_bus_pci.a
+LIBABIVER := 1
+EXPORT_MAP := rte_bus_pci_version.map
+
+CFLAGS := -I$(SRCDIR)/include -I$(SRCDIR) $(CFLAGS)
+CFLAGS += -O3 $(WERROR_FLAGS)
+
+ifneq ($(CONFIG_RTE_EXEC_ENV_LINUXAPP),)
+SYSTEM := linux
+endif
+ifneq ($(CONFIG_RTE_EXEC_ENV_BSDAPP),)
+SYSTEM := bsd
+endif
+
+CFLAGS += -I$(RTE_SDK)/drivers/bus/pci/$(SYSTEM)
+CFLAGS += -I$(RTE_SDK)/lib/librte_eal/common
+CFLAGS += -I$(RTE_SDK)/lib/librte_eal/$(SYSTEM)app/eal
+
+LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
+LDLIBS += -lrte_ethdev -lrte_pci
+
+include $(RTE_SDK)/drivers/bus/pci/$(SYSTEM)/Makefile
+SRCS-$(CONFIG_RTE_LIBRTE_PCI_BUS) := $(addprefix $(SYSTEM)/,$(SRCS))
+SRCS-$(CONFIG_RTE_LIBRTE_PCI_BUS) += pci_common.c
+SRCS-$(CONFIG_RTE_LIBRTE_PCI_BUS) += pci_common_uio.c
+
+SYMLINK-$(CONFIG_RTE_LIBRTE_PCI_BUS)-include += include/rte_bus_pci.h
+
+include $(RTE_SDK)/mk/rte.lib.mk
diff --git a/drivers/bus/pci/bsd/Makefile b/drivers/bus/pci/bsd/Makefile
new file mode 100644
index 0000000..4450913
--- /dev/null
+++ b/drivers/bus/pci/bsd/Makefile
@@ -0,0 +1,32 @@
+#   BSD LICENSE
+#
+#   Copyright(c) 2017 6WIND S.A.
+#   All rights reserved.
+#
+#   Redistribution and use in source and binary forms, with or without
+#   modification, are permitted provided that the following conditions
+#   are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#     * Neither the name of 6WIND nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+SRCS += pci.c
diff --git a/drivers/bus/pci/bsd/pci.c b/drivers/bus/pci/bsd/pci.c
new file mode 100644
index 0000000..39d65c6
--- /dev/null
+++ b/drivers/bus/pci/bsd/pci.c
@@ -0,0 +1,681 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <ctype.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdarg.h>
+#include <unistd.h>
+#include <inttypes.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <dirent.h>
+#include <limits.h>
+#include <sys/queue.h>
+#include <sys/mman.h>
+#include <sys/ioctl.h>
+#include <sys/pciio.h>
+#include <dev/pci/pcireg.h>
+
+#if defined(RTE_ARCH_X86)
+#include <machine/cpufunc.h>
+#endif
+
+#include <rte_interrupts.h>
+#include <rte_log.h>
+#include <rte_pci.h>
+#include <rte_bus_pci.h>
+#include <rte_common.h>
+#include <rte_launch.h>
+#include <rte_memory.h>
+#include <rte_memzone.h>
+#include <rte_eal.h>
+#include <rte_eal_memconfig.h>
+#include <rte_per_lcore.h>
+#include <rte_lcore.h>
+#include <rte_malloc.h>
+#include <rte_string_fns.h>
+#include <rte_debug.h>
+#include <rte_devargs.h>
+
+#include "eal_filesystem.h"
+#include "private.h"
+
+/**
+ * @file
+ * PCI probing under linux
+ *
+ * This code is used to simulate a PCI probe by parsing information in
+ * sysfs. Moreover, when a registered driver matches a device, the
+ * kernel driver currently using it is unloaded and replaced by
+ * igb_uio module, which is a very minimal userland driver for Intel
+ * network card, only providing access to PCI BAR to applications, and
+ * enabling bus master.
+ */
+
+extern struct rte_pci_bus rte_pci_bus;
+
+/* Map pci device */
+int
+rte_pci_map_device(struct rte_pci_device *dev)
+{
+	int ret = -1;
+
+	/* try mapping the NIC resources */
+	switch (dev->kdrv) {
+	case RTE_KDRV_NIC_UIO:
+		/* map resources for devices that use uio */
+		ret = pci_uio_map_resource(dev);
+		break;
+	default:
+		RTE_LOG(DEBUG, EAL,
+			"  Not managed by a supported kernel driver, skipped\n");
+		ret = 1;
+		break;
+	}
+
+	return ret;
+}
+
+/* Unmap pci device */
+void
+rte_pci_unmap_device(struct rte_pci_device *dev)
+{
+	/* try unmapping the NIC resources */
+	switch (dev->kdrv) {
+	case RTE_KDRV_NIC_UIO:
+		/* unmap resources for devices that use uio */
+		pci_uio_unmap_resource(dev);
+		break;
+	default:
+		RTE_LOG(DEBUG, EAL,
+			"  Not managed by a supported kernel driver, skipped\n");
+		break;
+	}
+}
+
+void
+pci_uio_free_resource(struct rte_pci_device *dev,
+		struct mapped_pci_resource *uio_res)
+{
+	rte_free(uio_res);
+
+	if (dev->intr_handle.fd) {
+		close(dev->intr_handle.fd);
+		dev->intr_handle.fd = -1;
+		dev->intr_handle.type = RTE_INTR_HANDLE_UNKNOWN;
+	}
+}
+
+int
+pci_uio_alloc_resource(struct rte_pci_device *dev,
+		struct mapped_pci_resource **uio_res)
+{
+	char devname[PATH_MAX]; /* contains the /dev/uioX */
+	struct rte_pci_addr *loc;
+
+	loc = &dev->addr;
+
+	snprintf(devname, sizeof(devname), "/dev/uio@pci:%u:%u:%u",
+			dev->addr.bus, dev->addr.devid, dev->addr.function);
+
+	if (access(devname, O_RDWR) < 0) {
+		RTE_LOG(WARNING, EAL, "  "PCI_PRI_FMT" not managed by UIO driver, "
+				"skipping\n", loc->domain, loc->bus, loc->devid, loc->function);
+		return 1;
+	}
+
+	/* save fd if in primary process */
+	dev->intr_handle.fd = open(devname, O_RDWR);
+	if (dev->intr_handle.fd < 0) {
+		RTE_LOG(ERR, EAL, "Cannot open %s: %s\n",
+			devname, strerror(errno));
+		goto error;
+	}
+	dev->intr_handle.type = RTE_INTR_HANDLE_UIO;
+
+	/* allocate the mapping details for secondary processes*/
+	*uio_res = rte_zmalloc("UIO_RES", sizeof(**uio_res), 0);
+	if (*uio_res == NULL) {
+		RTE_LOG(ERR, EAL,
+			"%s(): cannot store uio mmap details\n", __func__);
+		goto error;
+	}
+
+	snprintf((*uio_res)->path, sizeof((*uio_res)->path), "%s", devname);
+	memcpy(&(*uio_res)->pci_addr, &dev->addr, sizeof((*uio_res)->pci_addr));
+
+	return 0;
+
+error:
+	pci_uio_free_resource(dev, *uio_res);
+	return -1;
+}
+
+int
+pci_uio_map_resource_by_index(struct rte_pci_device *dev, int res_idx,
+		struct mapped_pci_resource *uio_res, int map_idx)
+{
+	int fd;
+	char *devname;
+	void *mapaddr;
+	uint64_t offset;
+	uint64_t pagesz;
+	struct pci_map *maps;
+
+	maps = uio_res->maps;
+	devname = uio_res->path;
+	pagesz = sysconf(_SC_PAGESIZE);
+
+	/* allocate memory to keep path */
+	maps[map_idx].path = rte_malloc(NULL, strlen(devname) + 1, 0);
+	if (maps[map_idx].path == NULL) {
+		RTE_LOG(ERR, EAL, "Cannot allocate memory for path: %s\n",
+				strerror(errno));
+		return -1;
+	}
+
+	/*
+	 * open resource file, to mmap it
+	 */
+	fd = open(devname, O_RDWR);
+	if (fd < 0) {
+		RTE_LOG(ERR, EAL, "Cannot open %s: %s\n",
+				devname, strerror(errno));
+		goto error;
+	}
+
+	/* if matching map is found, then use it */
+	offset = res_idx * pagesz;
+	mapaddr = pci_map_resource(NULL, fd, (off_t)offset,
+			(size_t)dev->mem_resource[res_idx].len, 0);
+	close(fd);
+	if (mapaddr == MAP_FAILED)
+		goto error;
+
+	maps[map_idx].phaddr = dev->mem_resource[res_idx].phys_addr;
+	maps[map_idx].size = dev->mem_resource[res_idx].len;
+	maps[map_idx].addr = mapaddr;
+	maps[map_idx].offset = offset;
+	strcpy(maps[map_idx].path, devname);
+	dev->mem_resource[res_idx].addr = mapaddr;
+
+	return 0;
+
+error:
+	rte_free(maps[map_idx].path);
+	return -1;
+}
+
+static int
+pci_scan_one(int dev_pci_fd, struct pci_conf *conf)
+{
+	struct rte_pci_device *dev;
+	struct pci_bar_io bar;
+	unsigned i, max;
+
+	dev = malloc(sizeof(*dev));
+	if (dev == NULL) {
+		return -1;
+	}
+
+	memset(dev, 0, sizeof(*dev));
+	dev->addr.domain = conf->pc_sel.pc_domain;
+	dev->addr.bus = conf->pc_sel.pc_bus;
+	dev->addr.devid = conf->pc_sel.pc_dev;
+	dev->addr.function = conf->pc_sel.pc_func;
+
+	/* get vendor id */
+	dev->id.vendor_id = conf->pc_vendor;
+
+	/* get device id */
+	dev->id.device_id = conf->pc_device;
+
+	/* get subsystem_vendor id */
+	dev->id.subsystem_vendor_id = conf->pc_subvendor;
+
+	/* get subsystem_device id */
+	dev->id.subsystem_device_id = conf->pc_subdevice;
+
+	/* get class id */
+	dev->id.class_id = (conf->pc_class << 16) |
+			   (conf->pc_subclass << 8) |
+			   (conf->pc_progif);
+
+	/* TODO: get max_vfs */
+	dev->max_vfs = 0;
+
+	/* FreeBSD has no NUMA support (yet) */
+	dev->device.numa_node = 0;
+
+	pci_name_set(dev);
+
+	/* FreeBSD has only one pass through driver */
+	dev->kdrv = RTE_KDRV_NIC_UIO;
+
+	/* parse resources */
+	switch (conf->pc_hdr & PCIM_HDRTYPE) {
+	case PCIM_HDRTYPE_NORMAL:
+		max = PCIR_MAX_BAR_0;
+		break;
+	case PCIM_HDRTYPE_BRIDGE:
+		max = PCIR_MAX_BAR_1;
+		break;
+	case PCIM_HDRTYPE_CARDBUS:
+		max = PCIR_MAX_BAR_2;
+		break;
+	default:
+		goto skipdev;
+	}
+
+	for (i = 0; i <= max; i++) {
+		bar.pbi_sel = conf->pc_sel;
+		bar.pbi_reg = PCIR_BAR(i);
+		if (ioctl(dev_pci_fd, PCIOCGETBAR, &bar) < 0)
+			continue;
+
+		dev->mem_resource[i].len = bar.pbi_length;
+		if (PCI_BAR_IO(bar.pbi_base)) {
+			dev->mem_resource[i].addr = (void *)(bar.pbi_base & ~((uint64_t)0xf));
+			continue;
+		}
+		dev->mem_resource[i].phys_addr = bar.pbi_base & ~((uint64_t)0xf);
+	}
+
+	/* device is valid, add in list (sorted) */
+	if (TAILQ_EMPTY(&rte_pci_bus.device_list)) {
+		rte_pci_add_device(dev);
+	}
+	else {
+		struct rte_pci_device *dev2 = NULL;
+		int ret;
+
+		TAILQ_FOREACH(dev2, &rte_pci_bus.device_list, next) {
+			ret = pci_addr_cmp(&dev->addr, &dev2->addr);
+			if (ret > 0)
+				continue;
+			else if (ret < 0) {
+				rte_pci_insert_device(dev2, dev);
+			} else { /* already registered */
+				dev2->kdrv = dev->kdrv;
+				dev2->max_vfs = dev->max_vfs;
+				pci_name_set(dev2);
+				memmove(dev2->mem_resource,
+					dev->mem_resource,
+					sizeof(dev->mem_resource));
+				free(dev);
+			}
+			return 0;
+		}
+		rte_pci_add_device(dev);
+	}
+
+	return 0;
+
+skipdev:
+	free(dev);
+	return 0;
+}
+
+/*
+ * Scan the content of the PCI bus, and add the devices in the devices
+ * list. Call pci_scan_one() for each pci entry found.
+ */
+int
+rte_pci_scan(void)
+{
+	int fd;
+	unsigned dev_count = 0;
+	struct pci_conf matches[16];
+	struct pci_conf_io conf_io = {
+			.pat_buf_len = 0,
+			.num_patterns = 0,
+			.patterns = NULL,
+			.match_buf_len = sizeof(matches),
+			.matches = &matches[0],
+	};
+
+	/* for debug purposes, PCI can be disabled */
+	if (!rte_eal_has_pci())
+		return 0;
+
+	fd = open("/dev/pci", O_RDONLY);
+	if (fd < 0) {
+		RTE_LOG(ERR, EAL, "%s(): error opening /dev/pci\n", __func__);
+		goto error;
+	}
+
+	do {
+		unsigned i;
+		if (ioctl(fd, PCIOCGETCONF, &conf_io) < 0) {
+			RTE_LOG(ERR, EAL, "%s(): error with ioctl on /dev/pci: %s\n",
+					__func__, strerror(errno));
+			goto error;
+		}
+
+		for (i = 0; i < conf_io.num_matches; i++)
+			if (pci_scan_one(fd, &matches[i]) < 0)
+				goto error;
+
+		dev_count += conf_io.num_matches;
+	} while(conf_io.status == PCI_GETCONF_MORE_DEVS);
+
+	close(fd);
+
+	RTE_LOG(DEBUG, EAL, "PCI scan found %u devices\n", dev_count);
+	return 0;
+
+error:
+	if (fd >= 0)
+		close(fd);
+	return -1;
+}
+
+/*
+ * Get iommu class of PCI devices on the bus.
+ */
+enum rte_iova_mode
+rte_pci_get_iommu_class(void)
+{
+	/* Supports only RTE_KDRV_NIC_UIO */
+	return RTE_IOVA_PA;
+}
+
+int
+pci_update_device(const struct rte_pci_addr *addr)
+{
+	int fd;
+	struct pci_conf matches[2];
+	struct pci_match_conf match = {
+		.pc_sel = {
+			.pc_domain = addr->domain,
+			.pc_bus = addr->bus,
+			.pc_dev = addr->devid,
+			.pc_func = addr->function,
+		},
+	};
+	struct pci_conf_io conf_io = {
+		.pat_buf_len = 0,
+		.num_patterns = 1,
+		.patterns = &match,
+		.match_buf_len = sizeof(matches),
+		.matches = &matches[0],
+	};
+
+	fd = open("/dev/pci", O_RDONLY);
+	if (fd < 0) {
+		RTE_LOG(ERR, EAL, "%s(): error opening /dev/pci\n", __func__);
+		goto error;
+	}
+
+	if (ioctl(fd, PCIOCGETCONF, &conf_io) < 0) {
+		RTE_LOG(ERR, EAL, "%s(): error with ioctl on /dev/pci: %s\n",
+				__func__, strerror(errno));
+		goto error;
+	}
+
+	if (conf_io.num_matches != 1)
+		goto error;
+
+	if (pci_scan_one(fd, &matches[0]) < 0)
+		goto error;
+
+	close(fd);
+
+	return 0;
+
+error:
+	if (fd >= 0)
+		close(fd);
+	return -1;
+}
+
+/* Read PCI config space. */
+int rte_pci_read_config(const struct rte_pci_device *dev,
+		void *buf, size_t len, off_t offset)
+{
+	int fd = -1;
+	int size;
+	struct pci_io pi = {
+		.pi_sel = {
+			.pc_domain = dev->addr.domain,
+			.pc_bus = dev->addr.bus,
+			.pc_dev = dev->addr.devid,
+			.pc_func = dev->addr.function,
+		},
+		.pi_reg = offset,
+	};
+
+	fd = open("/dev/pci", O_RDWR);
+	if (fd < 0) {
+		RTE_LOG(ERR, EAL, "%s(): error opening /dev/pci\n", __func__);
+		goto error;
+	}
+
+	while (len > 0) {
+		size = (len >= 4) ? 4 : ((len >= 2) ? 2 : 1);
+		pi.pi_width = size;
+
+		if (ioctl(fd, PCIOCREAD, &pi) < 0)
+			goto error;
+		memcpy(buf, &pi.pi_data, size);
+
+		buf = (char *)buf + size;
+		pi.pi_reg += size;
+		len -= size;
+	}
+	close(fd);
+
+	return 0;
+
+ error:
+	if (fd >= 0)
+		close(fd);
+	return -1;
+}
+
+/* Write PCI config space. */
+int rte_pci_write_config(const struct rte_pci_device *dev,
+		const void *buf, size_t len, off_t offset)
+{
+	int fd = -1;
+
+	struct pci_io pi = {
+		.pi_sel = {
+			.pc_domain = dev->addr.domain,
+			.pc_bus = dev->addr.bus,
+			.pc_dev = dev->addr.devid,
+			.pc_func = dev->addr.function,
+		},
+		.pi_reg = offset,
+		.pi_data = *(const uint32_t *)buf,
+		.pi_width = len,
+	};
+
+	if (len == 3 || len > sizeof(pi.pi_data)) {
+		RTE_LOG(ERR, EAL, "%s(): invalid pci read length\n", __func__);
+		goto error;
+	}
+
+	memcpy(&pi.pi_data, buf, len);
+
+	fd = open("/dev/pci", O_RDWR);
+	if (fd < 0) {
+		RTE_LOG(ERR, EAL, "%s(): error opening /dev/pci\n", __func__);
+		goto error;
+	}
+
+	if (ioctl(fd, PCIOCWRITE, &pi) < 0)
+		goto error;
+
+	close(fd);
+	return 0;
+
+ error:
+	if (fd >= 0)
+		close(fd);
+	return -1;
+}
+
+int
+rte_pci_ioport_map(struct rte_pci_device *dev, int bar,
+		struct rte_pci_ioport *p)
+{
+	int ret;
+
+	switch (dev->kdrv) {
+#if defined(RTE_ARCH_X86)
+	case RTE_KDRV_NIC_UIO:
+		if ((uintptr_t) dev->mem_resource[bar].addr <= UINT16_MAX) {
+			p->base = (uintptr_t)dev->mem_resource[bar].addr;
+			ret = 0;
+		} else
+			ret = -1;
+		break;
+#endif
+	default:
+		ret = -1;
+		break;
+	}
+
+	if (!ret)
+		p->dev = dev;
+
+	return ret;
+}
+
+static void
+pci_uio_ioport_read(struct rte_pci_ioport *p,
+		void *data, size_t len, off_t offset)
+{
+#if defined(RTE_ARCH_X86)
+	uint8_t *d;
+	int size;
+	unsigned short reg = p->base + offset;
+
+	for (d = data; len > 0; d += size, reg += size, len -= size) {
+		if (len >= 4) {
+			size = 4;
+			*(uint32_t *)d = inl(reg);
+		} else if (len >= 2) {
+			size = 2;
+			*(uint16_t *)d = inw(reg);
+		} else {
+			size = 1;
+			*d = inb(reg);
+		}
+	}
+#else
+	RTE_SET_USED(p);
+	RTE_SET_USED(data);
+	RTE_SET_USED(len);
+	RTE_SET_USED(offset);
+#endif
+}
+
+void
+rte_pci_ioport_read(struct rte_pci_ioport *p,
+		void *data, size_t len, off_t offset)
+{
+	switch (p->dev->kdrv) {
+	case RTE_KDRV_NIC_UIO:
+		pci_uio_ioport_read(p, data, len, offset);
+		break;
+	default:
+		break;
+	}
+}
+
+static void
+pci_uio_ioport_write(struct rte_pci_ioport *p,
+		const void *data, size_t len, off_t offset)
+{
+#if defined(RTE_ARCH_X86)
+	const uint8_t *s;
+	int size;
+	unsigned short reg = p->base + offset;
+
+	for (s = data; len > 0; s += size, reg += size, len -= size) {
+		if (len >= 4) {
+			size = 4;
+			outl(reg, *(const uint32_t *)s);
+		} else if (len >= 2) {
+			size = 2;
+			outw(reg, *(const uint16_t *)s);
+		} else {
+			size = 1;
+			outb(reg, *s);
+		}
+	}
+#else
+	RTE_SET_USED(p);
+	RTE_SET_USED(data);
+	RTE_SET_USED(len);
+	RTE_SET_USED(offset);
+#endif
+}
+
+void
+rte_pci_ioport_write(struct rte_pci_ioport *p,
+		const void *data, size_t len, off_t offset)
+{
+	switch (p->dev->kdrv) {
+	case RTE_KDRV_NIC_UIO:
+		pci_uio_ioport_write(p, data, len, offset);
+		break;
+	default:
+		break;
+	}
+}
+
+int
+rte_pci_ioport_unmap(struct rte_pci_ioport *p)
+{
+	int ret;
+
+	switch (p->dev->kdrv) {
+#if defined(RTE_ARCH_X86)
+	case RTE_KDRV_NIC_UIO:
+		ret = 0;
+		break;
+#endif
+	default:
+		ret = -1;
+		break;
+	}
+
+	return ret;
+}
diff --git a/drivers/bus/pci/include/rte_bus_pci.h b/drivers/bus/pci/include/rte_bus_pci.h
new file mode 100644
index 0000000..c0b619f
--- /dev/null
+++ b/drivers/bus/pci/include/rte_bus_pci.h
@@ -0,0 +1,340 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
+ *   Copyright 2013-2014 6WIND S.A.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _RTE_BUS_PCI_H_
+#define _RTE_BUS_PCI_H_
+
+/**
+ * @file
+ *
+ * RTE PCI Bus Interface
+ */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <limits.h>
+#include <errno.h>
+#include <sys/queue.h>
+#include <stdint.h>
+#include <inttypes.h>
+
+#include <rte_debug.h>
+#include <rte_interrupts.h>
+#include <rte_dev.h>
+#include <rte_bus.h>
+#include <rte_pci.h>
+
+/** Pathname of PCI devices directory. */
+const char *pci_get_sysfs_path(void);
+
+/* Forward declarations */
+struct rte_pci_device;
+struct rte_pci_driver;
+
+/** List of PCI devices */
+TAILQ_HEAD(rte_pci_device_list, rte_pci_device);
+/** List of PCI drivers */
+TAILQ_HEAD(rte_pci_driver_list, rte_pci_driver);
+
+/* PCI Bus iterators */
+#define FOREACH_DEVICE_ON_PCIBUS(p)	\
+		TAILQ_FOREACH(p, &(rte_pci_bus.device_list), next)
+
+#define FOREACH_DRIVER_ON_PCIBUS(p)	\
+		TAILQ_FOREACH(p, &(rte_pci_bus.driver_list), next)
+
+struct rte_devargs;
+
+/**
+ * A structure describing a PCI device.
+ */
+struct rte_pci_device {
+	TAILQ_ENTRY(rte_pci_device) next;   /**< Next probed PCI device. */
+	struct rte_device device;           /**< Inherit core device */
+	struct rte_pci_addr addr;           /**< PCI location. */
+	struct rte_pci_id id;               /**< PCI ID. */
+	struct rte_mem_resource mem_resource[PCI_MAX_RESOURCE];
+					    /**< PCI Memory Resource */
+	struct rte_intr_handle intr_handle; /**< Interrupt handle */
+	struct rte_pci_driver *driver;      /**< Associated driver */
+	uint16_t max_vfs;                   /**< sriov enable if not zero */
+	enum rte_kernel_driver kdrv;        /**< Kernel driver passthrough */
+	char name[PCI_PRI_STR_SIZE+1];      /**< PCI location (ASCII) */
+};
+
+/**
+ * @internal
+ * Helper macro for drivers that need to convert to struct rte_pci_device.
+ */
+#define RTE_DEV_TO_PCI(ptr) container_of(ptr, struct rte_pci_device, device)
+
+#define RTE_ETH_DEV_TO_PCI(eth_dev)	RTE_DEV_TO_PCI((eth_dev)->device)
+
+/** Any PCI device identifier (vendor, device, ...) */
+#define PCI_ANY_ID (0xffff)
+#define RTE_CLASS_ANY_ID (0xffffff)
+
+#ifdef __cplusplus
+/** C++ macro used to help building up tables of device IDs */
+#define RTE_PCI_DEVICE(vend, dev) \
+	RTE_CLASS_ANY_ID,         \
+	(vend),                   \
+	(dev),                    \
+	PCI_ANY_ID,               \
+	PCI_ANY_ID
+#else
+/** Macro used to help building up tables of device IDs */
+#define RTE_PCI_DEVICE(vend, dev)          \
+	.class_id = RTE_CLASS_ANY_ID,      \
+	.vendor_id = (vend),               \
+	.device_id = (dev),                \
+	.subsystem_vendor_id = PCI_ANY_ID, \
+	.subsystem_device_id = PCI_ANY_ID
+#endif
+
+/**
+ * Initialisation function for the driver called during PCI probing.
+ */
+typedef int (pci_probe_t)(struct rte_pci_driver *, struct rte_pci_device *);
+
+/**
+ * Uninitialisation function for the driver called during hotplugging.
+ */
+typedef int (pci_remove_t)(struct rte_pci_device *);
+
+/**
+ * A structure describing a PCI driver.
+ */
+struct rte_pci_driver {
+	TAILQ_ENTRY(rte_pci_driver) next;  /**< Next in list. */
+	struct rte_driver driver;          /**< Inherit core driver. */
+	struct rte_pci_bus *bus;           /**< PCI bus reference. */
+	pci_probe_t *probe;                /**< Device Probe function. */
+	pci_remove_t *remove;              /**< Device Remove function. */
+	const struct rte_pci_id *id_table; /**< ID table, NULL terminated. */
+	uint32_t drv_flags;                /**< Flags contolling handling of device. */
+};
+
+/**
+ * Structure describing the PCI bus
+ */
+struct rte_pci_bus {
+	struct rte_bus bus;               /**< Inherit the generic class */
+	struct rte_pci_device_list device_list;  /**< List of PCI devices */
+	struct rte_pci_driver_list driver_list;  /**< List of PCI drivers */
+};
+
+/** Device needs PCI BAR mapping (done with either IGB_UIO or VFIO) */
+#define RTE_PCI_DRV_NEED_MAPPING 0x0001
+/** Device driver supports link state interrupt */
+#define RTE_PCI_DRV_INTR_LSC	0x0008
+/** Device driver supports device removal interrupt */
+#define RTE_PCI_DRV_INTR_RMV 0x0010
+/** Device driver needs to keep mapped resources if unsupported dev detected */
+#define RTE_PCI_DRV_KEEP_MAPPED_RES 0x0020
+/** Device driver supports IOVA as VA */
+#define RTE_PCI_DRV_IOVA_AS_VA 0X0040
+
+/**
+ * Map the PCI device resources in user space virtual memory address
+ *
+ * Note that driver should not call this function when flag
+ * RTE_PCI_DRV_NEED_MAPPING is set, as EAL will do that for
+ * you when it's on.
+ *
+ * @param dev
+ *   A pointer to a rte_pci_device structure describing the device
+ *   to use
+ *
+ * @return
+ *   0 on success, negative on error and positive if no driver
+ *   is found for the device.
+ */
+int rte_pci_map_device(struct rte_pci_device *dev);
+
+/**
+ * Unmap this device
+ *
+ * @param dev
+ *   A pointer to a rte_pci_device structure describing the device
+ *   to use
+ */
+void rte_pci_unmap_device(struct rte_pci_device *dev);
+
+/**
+ * Dump the content of the PCI bus.
+ *
+ * @param f
+ *   A pointer to a file for output
+ */
+void rte_pci_dump(FILE *f);
+
+/**
+ * Register a PCI driver.
+ *
+ * @param driver
+ *   A pointer to a rte_pci_driver structure describing the driver
+ *   to be registered.
+ */
+void rte_pci_register(struct rte_pci_driver *driver);
+
+/** Helper for PCI device registration from driver (eth, crypto) instance */
+#define RTE_PMD_REGISTER_PCI(nm, pci_drv) \
+RTE_INIT(pciinitfn_ ##nm); \
+static void pciinitfn_ ##nm(void) \
+{\
+	(pci_drv).driver.name = RTE_STR(nm);\
+	rte_pci_register(&pci_drv); \
+} \
+RTE_PMD_EXPORT_NAME(nm, __COUNTER__)
+
+/**
+ * Unregister a PCI driver.
+ *
+ * @param driver
+ *   A pointer to a rte_pci_driver structure describing the driver
+ *   to be unregistered.
+ */
+void rte_pci_unregister(struct rte_pci_driver *driver);
+
+/**
+ * Read PCI config space.
+ *
+ * @param device
+ *   A pointer to a rte_pci_device structure describing the device
+ *   to use
+ * @param buf
+ *   A data buffer where the bytes should be read into
+ * @param len
+ *   The length of the data buffer.
+ * @param offset
+ *   The offset into PCI config space
+ */
+int rte_pci_read_config(const struct rte_pci_device *device,
+		void *buf, size_t len, off_t offset);
+
+/**
+ * Write PCI config space.
+ *
+ * @param device
+ *   A pointer to a rte_pci_device structure describing the device
+ *   to use
+ * @param buf
+ *   A data buffer containing the bytes should be written
+ * @param len
+ *   The length of the data buffer.
+ * @param offset
+ *   The offset into PCI config space
+ */
+int rte_pci_write_config(const struct rte_pci_device *device,
+		const void *buf, size_t len, off_t offset);
+
+/**
+ * A structure used to access io resources for a pci device.
+ * rte_pci_ioport is arch, os, driver specific, and should not be used outside
+ * of pci ioport api.
+ */
+struct rte_pci_ioport {
+	struct rte_pci_device *dev;
+	uint64_t base;
+	uint64_t len; /* only filled for memory mapped ports */
+};
+
+/**
+ * Initialize a rte_pci_ioport object for a pci device io resource.
+ *
+ * This object is then used to gain access to those io resources (see below).
+ *
+ * @param dev
+ *   A pointer to a rte_pci_device structure describing the device
+ *   to use.
+ * @param bar
+ *   Index of the io pci resource we want to access.
+ * @param p
+ *   The rte_pci_ioport object to be initialized.
+ * @return
+ *  0 on success, negative on error.
+ */
+int rte_pci_ioport_map(struct rte_pci_device *dev, int bar,
+		struct rte_pci_ioport *p);
+
+/**
+ * Release any resources used in a rte_pci_ioport object.
+ *
+ * @param p
+ *   The rte_pci_ioport object to be uninitialized.
+ * @return
+ *  0 on success, negative on error.
+ */
+int rte_pci_ioport_unmap(struct rte_pci_ioport *p);
+
+/**
+ * Read from a io pci resource.
+ *
+ * @param p
+ *   The rte_pci_ioport object from which we want to read.
+ * @param data
+ *   A data buffer where the bytes should be read into
+ * @param len
+ *   The length of the data buffer.
+ * @param offset
+ *   The offset into the pci io resource.
+ */
+void rte_pci_ioport_read(struct rte_pci_ioport *p,
+		void *data, size_t len, off_t offset);
+
+/**
+ * Write to a io pci resource.
+ *
+ * @param p
+ *   The rte_pci_ioport object to which we want to write.
+ * @param data
+ *   A data buffer where the bytes should be read into
+ * @param len
+ *   The length of the data buffer.
+ * @param offset
+ *   The offset into the pci io resource.
+ */
+void rte_pci_ioport_write(struct rte_pci_ioport *p,
+		const void *data, size_t len, off_t offset);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _RTE_BUS_PCI_H_ */
diff --git a/drivers/bus/pci/linux/Makefile b/drivers/bus/pci/linux/Makefile
new file mode 100644
index 0000000..77c5f97
--- /dev/null
+++ b/drivers/bus/pci/linux/Makefile
@@ -0,0 +1,36 @@
+#   BSD LICENSE
+#
+#   Copyright(c) 2017 6WIND S.A.
+#   All rights reserved.
+#
+#   Redistribution and use in source and binary forms, with or without
+#   modification, are permitted provided that the following conditions
+#   are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#     * Neither the name of 6WIND nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+SRCS += pci.c
+SRCS += pci_uio.c
+SRCS += pci_vfio.c
+
+CFLAGS += -D_GNU_SOURCE
diff --git a/drivers/bus/pci/linux/pci.c b/drivers/bus/pci/linux/pci.c
new file mode 100644
index 0000000..6faeace
--- /dev/null
+++ b/drivers/bus/pci/linux/pci.c
@@ -0,0 +1,826 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <string.h>
+#include <dirent.h>
+
+#include <rte_log.h>
+#include <rte_bus.h>
+#include <rte_pci.h>
+#include <rte_bus_pci.h>
+#include <rte_eal_memconfig.h>
+#include <rte_malloc.h>
+#include <rte_devargs.h>
+#include <rte_memcpy.h>
+#include <rte_vfio.h>
+
+#include "eal_private.h"
+#include "eal_filesystem.h"
+
+#include "private.h"
+#include "pci_init.h"
+
+/**
+ * @file
+ * PCI probing under linux
+ *
+ * This code is used to simulate a PCI probe by parsing information in sysfs.
+ * When a registered device matches a driver, it is then initialized with
+ * IGB_UIO driver (or doesn't initialize, if the device wasn't bound to it).
+ */
+
+extern struct rte_pci_bus rte_pci_bus;
+
+static int
+pci_get_kernel_driver_by_path(const char *filename, char *dri_name)
+{
+	int count;
+	char path[PATH_MAX];
+	char *name;
+
+	if (!filename || !dri_name)
+		return -1;
+
+	count = readlink(filename, path, PATH_MAX);
+	if (count >= PATH_MAX)
+		return -1;
+
+	/* For device does not have a driver */
+	if (count < 0)
+		return 1;
+
+	path[count] = '\0';
+
+	name = strrchr(path, '/');
+	if (name) {
+		strncpy(dri_name, name + 1, strlen(name + 1) + 1);
+		return 0;
+	}
+
+	return -1;
+}
+
+/* Map pci device */
+int
+rte_pci_map_device(struct rte_pci_device *dev)
+{
+	int ret = -1;
+
+	/* try mapping the NIC resources using VFIO if it exists */
+	switch (dev->kdrv) {
+	case RTE_KDRV_VFIO:
+#ifdef VFIO_PRESENT
+		if (pci_vfio_is_enabled())
+			ret = pci_vfio_map_resource(dev);
+#endif
+		break;
+	case RTE_KDRV_IGB_UIO:
+	case RTE_KDRV_UIO_GENERIC:
+		if (rte_eal_using_phys_addrs()) {
+			/* map resources for devices that use uio */
+			ret = pci_uio_map_resource(dev);
+		}
+		break;
+	default:
+		RTE_LOG(DEBUG, EAL,
+			"  Not managed by a supported kernel driver, skipped\n");
+		ret = 1;
+		break;
+	}
+
+	return ret;
+}
+
+/* Unmap pci device */
+void
+rte_pci_unmap_device(struct rte_pci_device *dev)
+{
+	/* try unmapping the NIC resources using VFIO if it exists */
+	switch (dev->kdrv) {
+	case RTE_KDRV_VFIO:
+#ifdef VFIO_PRESENT
+		if (pci_vfio_is_enabled())
+			pci_vfio_unmap_resource(dev);
+#endif
+		break;
+	case RTE_KDRV_IGB_UIO:
+	case RTE_KDRV_UIO_GENERIC:
+		/* unmap resources for devices that use uio */
+		pci_uio_unmap_resource(dev);
+		break;
+	default:
+		RTE_LOG(DEBUG, EAL,
+			"  Not managed by a supported kernel driver, skipped\n");
+		break;
+	}
+}
+
+void *
+pci_find_max_end_va(void)
+{
+	const struct rte_memseg *seg = rte_eal_get_physmem_layout();
+	const struct rte_memseg *last = seg;
+	unsigned i = 0;
+
+	for (i = 0; i < RTE_MAX_MEMSEG; i++, seg++) {
+		if (seg->addr == NULL)
+			break;
+
+		if (seg->addr > last->addr)
+			last = seg;
+
+	}
+	return RTE_PTR_ADD(last->addr, last->len);
+}
+
+/* parse one line of the "resource" sysfs file (note that the 'line'
+ * string is modified)
+ */
+int
+pci_parse_one_sysfs_resource(char *line, size_t len, uint64_t *phys_addr,
+	uint64_t *end_addr, uint64_t *flags)
+{
+	union pci_resource_info {
+		struct {
+			char *phys_addr;
+			char *end_addr;
+			char *flags;
+		};
+		char *ptrs[PCI_RESOURCE_FMT_NVAL];
+	} res_info;
+
+	if (rte_strsplit(line, len, res_info.ptrs, 3, ' ') != 3) {
+		RTE_LOG(ERR, EAL,
+			"%s(): bad resource format\n", __func__);
+		return -1;
+	}
+	errno = 0;
+	*phys_addr = strtoull(res_info.phys_addr, NULL, 16);
+	*end_addr = strtoull(res_info.end_addr, NULL, 16);
+	*flags = strtoull(res_info.flags, NULL, 16);
+	if (errno != 0) {
+		RTE_LOG(ERR, EAL,
+			"%s(): bad resource format\n", __func__);
+		return -1;
+	}
+
+	return 0;
+}
+
+/* parse the "resource" sysfs file */
+static int
+pci_parse_sysfs_resource(const char *filename, struct rte_pci_device *dev)
+{
+	FILE *f;
+	char buf[BUFSIZ];
+	int i;
+	uint64_t phys_addr, end_addr, flags;
+
+	f = fopen(filename, "r");
+	if (f == NULL) {
+		RTE_LOG(ERR, EAL, "Cannot open sysfs resource\n");
+		return -1;
+	}
+
+	for (i = 0; i<PCI_MAX_RESOURCE; i++) {
+
+		if (fgets(buf, sizeof(buf), f) == NULL) {
+			RTE_LOG(ERR, EAL,
+				"%s(): cannot read resource\n", __func__);
+			goto error;
+		}
+		if (pci_parse_one_sysfs_resource(buf, sizeof(buf), &phys_addr,
+				&end_addr, &flags) < 0)
+			goto error;
+
+		if (flags & IORESOURCE_MEM) {
+			dev->mem_resource[i].phys_addr = phys_addr;
+			dev->mem_resource[i].len = end_addr - phys_addr + 1;
+			/* not mapped for now */
+			dev->mem_resource[i].addr = NULL;
+		}
+	}
+	fclose(f);
+	return 0;
+
+error:
+	fclose(f);
+	return -1;
+}
+
+/* Scan one pci sysfs entry, and fill the devices list from it. */
+static int
+pci_scan_one(const char *dirname, const struct rte_pci_addr *addr)
+{
+	char filename[PATH_MAX];
+	unsigned long tmp;
+	struct rte_pci_device *dev;
+	char driver[PATH_MAX];
+	int ret;
+
+	dev = malloc(sizeof(*dev));
+	if (dev == NULL)
+		return -1;
+
+	memset(dev, 0, sizeof(*dev));
+	dev->addr = *addr;
+
+	/* get vendor id */
+	snprintf(filename, sizeof(filename), "%s/vendor", dirname);
+	if (eal_parse_sysfs_value(filename, &tmp) < 0) {
+		free(dev);
+		return -1;
+	}
+	dev->id.vendor_id = (uint16_t)tmp;
+
+	/* get device id */
+	snprintf(filename, sizeof(filename), "%s/device", dirname);
+	if (eal_parse_sysfs_value(filename, &tmp) < 0) {
+		free(dev);
+		return -1;
+	}
+	dev->id.device_id = (uint16_t)tmp;
+
+	/* get subsystem_vendor id */
+	snprintf(filename, sizeof(filename), "%s/subsystem_vendor",
+		 dirname);
+	if (eal_parse_sysfs_value(filename, &tmp) < 0) {
+		free(dev);
+		return -1;
+	}
+	dev->id.subsystem_vendor_id = (uint16_t)tmp;
+
+	/* get subsystem_device id */
+	snprintf(filename, sizeof(filename), "%s/subsystem_device",
+		 dirname);
+	if (eal_parse_sysfs_value(filename, &tmp) < 0) {
+		free(dev);
+		return -1;
+	}
+	dev->id.subsystem_device_id = (uint16_t)tmp;
+
+	/* get class_id */
+	snprintf(filename, sizeof(filename), "%s/class",
+		 dirname);
+	if (eal_parse_sysfs_value(filename, &tmp) < 0) {
+		free(dev);
+		return -1;
+	}
+	/* the least 24 bits are valid: class, subclass, program interface */
+	dev->id.class_id = (uint32_t)tmp & RTE_CLASS_ANY_ID;
+
+	/* get max_vfs */
+	dev->max_vfs = 0;
+	snprintf(filename, sizeof(filename), "%s/max_vfs", dirname);
+	if (!access(filename, F_OK) &&
+	    eal_parse_sysfs_value(filename, &tmp) == 0)
+		dev->max_vfs = (uint16_t)tmp;
+	else {
+		/* for non igb_uio driver, need kernel version >= 3.8 */
+		snprintf(filename, sizeof(filename),
+			 "%s/sriov_numvfs", dirname);
+		if (!access(filename, F_OK) &&
+		    eal_parse_sysfs_value(filename, &tmp) == 0)
+			dev->max_vfs = (uint16_t)tmp;
+	}
+
+	/* get numa node, default to 0 if not present */
+	snprintf(filename, sizeof(filename), "%s/numa_node",
+		 dirname);
+
+	if (access(filename, F_OK) != -1) {
+		if (eal_parse_sysfs_value(filename, &tmp) == 0)
+			dev->device.numa_node = tmp;
+		else
+			dev->device.numa_node = -1;
+	} else {
+		dev->device.numa_node = 0;
+	}
+
+	pci_name_set(dev);
+
+	/* parse resources */
+	snprintf(filename, sizeof(filename), "%s/resource", dirname);
+	if (pci_parse_sysfs_resource(filename, dev) < 0) {
+		RTE_LOG(ERR, EAL, "%s(): cannot parse resource\n", __func__);
+		free(dev);
+		return -1;
+	}
+
+	/* parse driver */
+	snprintf(filename, sizeof(filename), "%s/driver", dirname);
+	ret = pci_get_kernel_driver_by_path(filename, driver);
+	if (ret < 0) {
+		RTE_LOG(ERR, EAL, "Fail to get kernel driver\n");
+		free(dev);
+		return -1;
+	}
+
+	if (!ret) {
+		if (!strcmp(driver, "vfio-pci"))
+			dev->kdrv = RTE_KDRV_VFIO;
+		else if (!strcmp(driver, "igb_uio"))
+			dev->kdrv = RTE_KDRV_IGB_UIO;
+		else if (!strcmp(driver, "uio_pci_generic"))
+			dev->kdrv = RTE_KDRV_UIO_GENERIC;
+		else
+			dev->kdrv = RTE_KDRV_UNKNOWN;
+	} else
+		dev->kdrv = RTE_KDRV_NONE;
+
+	/* device is valid, add in list (sorted) */
+	if (TAILQ_EMPTY(&rte_pci_bus.device_list)) {
+		rte_pci_add_device(dev);
+	} else {
+		struct rte_pci_device *dev2;
+		int ret;
+
+		TAILQ_FOREACH(dev2, &rte_pci_bus.device_list, next) {
+			ret = pci_addr_cmp(&dev->addr, &dev2->addr);
+			if (ret > 0)
+				continue;
+
+			if (ret < 0) {
+				rte_pci_insert_device(dev2, dev);
+			} else { /* already registered */
+				dev2->kdrv = dev->kdrv;
+				dev2->max_vfs = dev->max_vfs;
+				pci_name_set(dev2);
+				memmove(dev2->mem_resource, dev->mem_resource,
+					sizeof(dev->mem_resource));
+				free(dev);
+			}
+			return 0;
+		}
+
+		rte_pci_add_device(dev);
+	}
+
+	return 0;
+}
+
+int
+pci_update_device(const struct rte_pci_addr *addr)
+{
+	char filename[PATH_MAX];
+
+	snprintf(filename, sizeof(filename), "%s/" PCI_PRI_FMT,
+		 pci_get_sysfs_path(), addr->domain, addr->bus, addr->devid,
+		 addr->function);
+
+	return pci_scan_one(filename, addr);
+}
+
+/*
+ * split up a pci address into its constituent parts.
+ */
+static int
+parse_pci_addr_format(const char *buf, int bufsize, struct rte_pci_addr *addr)
+{
+	/* first split on ':' */
+	union splitaddr {
+		struct {
+			char *domain;
+			char *bus;
+			char *devid;
+			char *function;
+		};
+		char *str[PCI_FMT_NVAL]; /* last element-separator is "." not ":" */
+	} splitaddr;
+
+	char *buf_copy = strndup(buf, bufsize);
+	if (buf_copy == NULL)
+		return -1;
+
+	if (rte_strsplit(buf_copy, bufsize, splitaddr.str, PCI_FMT_NVAL, ':')
+			!= PCI_FMT_NVAL - 1)
+		goto error;
+	/* final split is on '.' between devid and function */
+	splitaddr.function = strchr(splitaddr.devid,'.');
+	if (splitaddr.function == NULL)
+		goto error;
+	*splitaddr.function++ = '\0';
+
+	/* now convert to int values */
+	errno = 0;
+	addr->domain = strtoul(splitaddr.domain, NULL, 16);
+	addr->bus = strtoul(splitaddr.bus, NULL, 16);
+	addr->devid = strtoul(splitaddr.devid, NULL, 16);
+	addr->function = strtoul(splitaddr.function, NULL, 10);
+	if (errno != 0)
+		goto error;
+
+	free(buf_copy); /* free the copy made with strdup */
+	return 0;
+error:
+	free(buf_copy);
+	return -1;
+}
+
+/*
+ * Scan the content of the PCI bus, and the devices in the devices
+ * list
+ */
+int
+rte_pci_scan(void)
+{
+	struct dirent *e;
+	DIR *dir;
+	char dirname[PATH_MAX];
+	struct rte_pci_addr addr;
+
+	/* for debug purposes, PCI can be disabled */
+	if (!rte_eal_has_pci())
+		return 0;
+
+#ifdef VFIO_PRESENT
+	if (!pci_vfio_is_enabled())
+		RTE_LOG(DEBUG, EAL, "VFIO PCI modules not loaded\n");
+#endif
+
+	dir = opendir(pci_get_sysfs_path());
+	if (dir == NULL) {
+		RTE_LOG(ERR, EAL, "%s(): opendir failed: %s\n",
+			__func__, strerror(errno));
+		return -1;
+	}
+
+	while ((e = readdir(dir)) != NULL) {
+		if (e->d_name[0] == '.')
+			continue;
+
+		if (parse_pci_addr_format(e->d_name, sizeof(e->d_name), &addr) != 0)
+			continue;
+
+		snprintf(dirname, sizeof(dirname), "%s/%s",
+				pci_get_sysfs_path(), e->d_name);
+
+		if (pci_scan_one(dirname, &addr) < 0)
+			goto error;
+	}
+	closedir(dir);
+	return 0;
+
+error:
+	closedir(dir);
+	return -1;
+}
+
+/*
+ * Is pci device bound to any kdrv
+ */
+static inline int
+pci_one_device_is_bound(void)
+{
+	struct rte_pci_device *dev = NULL;
+	int ret = 0;
+
+	FOREACH_DEVICE_ON_PCIBUS(dev) {
+		if (dev->kdrv == RTE_KDRV_UNKNOWN ||
+		    dev->kdrv == RTE_KDRV_NONE) {
+			continue;
+		} else {
+			ret = 1;
+			break;
+		}
+	}
+	return ret;
+}
+
+/*
+ * Any one of the device bound to uio
+ */
+static inline int
+pci_one_device_bound_uio(void)
+{
+	struct rte_pci_device *dev = NULL;
+
+	FOREACH_DEVICE_ON_PCIBUS(dev) {
+		if (dev->kdrv == RTE_KDRV_IGB_UIO ||
+		   dev->kdrv == RTE_KDRV_UIO_GENERIC) {
+			return 1;
+		}
+	}
+	return 0;
+}
+
+/*
+ * Any one of the device has iova as va
+ */
+static inline int
+pci_one_device_has_iova_va(void)
+{
+	struct rte_pci_device *dev = NULL;
+	struct rte_pci_driver *drv = NULL;
+
+	FOREACH_DRIVER_ON_PCIBUS(drv) {
+		if (drv && drv->drv_flags & RTE_PCI_DRV_IOVA_AS_VA) {
+			FOREACH_DEVICE_ON_PCIBUS(dev) {
+				if (dev->kdrv == RTE_KDRV_VFIO &&
+				    rte_pci_match(drv, dev))
+					return 1;
+			}
+		}
+	}
+	return 0;
+}
+
+/*
+ * Get iommu class of PCI devices on the bus.
+ */
+enum rte_iova_mode
+rte_pci_get_iommu_class(void)
+{
+	bool is_bound;
+	bool is_vfio_noiommu_enabled = true;
+	bool has_iova_va;
+	bool is_bound_uio;
+
+	is_bound = pci_one_device_is_bound();
+	if (!is_bound)
+		return RTE_IOVA_DC;
+
+	has_iova_va = pci_one_device_has_iova_va();
+	is_bound_uio = pci_one_device_bound_uio();
+#ifdef VFIO_PRESENT
+	is_vfio_noiommu_enabled = vfio_noiommu_is_enabled() == true ?
+					true : false;
+#endif
+
+	if (has_iova_va && !is_bound_uio && !is_vfio_noiommu_enabled)
+		return RTE_IOVA_VA;
+
+	if (has_iova_va) {
+		RTE_LOG(WARNING, EAL, "Some devices want iova as va but pa will be used because.. ");
+		if (is_vfio_noiommu_enabled)
+			RTE_LOG(WARNING, EAL, "vfio-noiommu mode configured\n");
+		if (is_bound_uio)
+			RTE_LOG(WARNING, EAL, "few device bound to UIO\n");
+	}
+
+	return RTE_IOVA_PA;
+}
+
+/* Read PCI config space. */
+int rte_pci_read_config(const struct rte_pci_device *device,
+		void *buf, size_t len, off_t offset)
+{
+	const struct rte_intr_handle *intr_handle = &device->intr_handle;
+
+	switch (intr_handle->type) {
+	case RTE_INTR_HANDLE_UIO:
+	case RTE_INTR_HANDLE_UIO_INTX:
+		return pci_uio_read_config(intr_handle, buf, len, offset);
+
+#ifdef VFIO_PRESENT
+	case RTE_INTR_HANDLE_VFIO_MSIX:
+	case RTE_INTR_HANDLE_VFIO_MSI:
+	case RTE_INTR_HANDLE_VFIO_LEGACY:
+		return pci_vfio_read_config(intr_handle, buf, len, offset);
+#endif
+	default:
+		RTE_LOG(ERR, EAL,
+			"Unknown handle type of fd %d\n",
+					intr_handle->fd);
+		return -1;
+	}
+}
+
+/* Write PCI config space. */
+int rte_pci_write_config(const struct rte_pci_device *device,
+		const void *buf, size_t len, off_t offset)
+{
+	const struct rte_intr_handle *intr_handle = &device->intr_handle;
+
+	switch (intr_handle->type) {
+	case RTE_INTR_HANDLE_UIO:
+	case RTE_INTR_HANDLE_UIO_INTX:
+		return pci_uio_write_config(intr_handle, buf, len, offset);
+
+#ifdef VFIO_PRESENT
+	case RTE_INTR_HANDLE_VFIO_MSIX:
+	case RTE_INTR_HANDLE_VFIO_MSI:
+	case RTE_INTR_HANDLE_VFIO_LEGACY:
+		return pci_vfio_write_config(intr_handle, buf, len, offset);
+#endif
+	default:
+		RTE_LOG(ERR, EAL,
+			"Unknown handle type of fd %d\n",
+					intr_handle->fd);
+		return -1;
+	}
+}
+
+#if defined(RTE_ARCH_X86)
+static int
+pci_ioport_map(struct rte_pci_device *dev, int bar __rte_unused,
+		struct rte_pci_ioport *p)
+{
+	uint16_t start, end;
+	FILE *fp;
+	char *line = NULL;
+	char pci_id[16];
+	int found = 0;
+	size_t linesz;
+
+	snprintf(pci_id, sizeof(pci_id), PCI_PRI_FMT,
+		 dev->addr.domain, dev->addr.bus,
+		 dev->addr.devid, dev->addr.function);
+
+	fp = fopen("/proc/ioports", "r");
+	if (fp == NULL) {
+		RTE_LOG(ERR, EAL, "%s(): can't open ioports\n", __func__);
+		return -1;
+	}
+
+	while (getdelim(&line, &linesz, '\n', fp) > 0) {
+		char *ptr = line;
+		char *left;
+		int n;
+
+		n = strcspn(ptr, ":");
+		ptr[n] = 0;
+		left = &ptr[n + 1];
+
+		while (*left && isspace(*left))
+			left++;
+
+		if (!strncmp(left, pci_id, strlen(pci_id))) {
+			found = 1;
+
+			while (*ptr && isspace(*ptr))
+				ptr++;
+
+			sscanf(ptr, "%04hx-%04hx", &start, &end);
+
+			break;
+		}
+	}
+
+	free(line);
+	fclose(fp);
+
+	if (!found)
+		return -1;
+
+	dev->intr_handle.type = RTE_INTR_HANDLE_UNKNOWN;
+	p->base = start;
+	RTE_LOG(DEBUG, EAL, "PCI Port IO found start=0x%x\n", start);
+
+	return 0;
+}
+#endif
+
+int
+rte_pci_ioport_map(struct rte_pci_device *dev, int bar,
+		struct rte_pci_ioport *p)
+{
+	int ret = -1;
+
+	switch (dev->kdrv) {
+#ifdef VFIO_PRESENT
+	case RTE_KDRV_VFIO:
+		if (pci_vfio_is_enabled())
+			ret = pci_vfio_ioport_map(dev, bar, p);
+		break;
+#endif
+	case RTE_KDRV_IGB_UIO:
+		ret = pci_uio_ioport_map(dev, bar, p);
+		break;
+	case RTE_KDRV_UIO_GENERIC:
+#if defined(RTE_ARCH_X86)
+		ret = pci_ioport_map(dev, bar, p);
+#else
+		ret = pci_uio_ioport_map(dev, bar, p);
+#endif
+		break;
+	case RTE_KDRV_NONE:
+#if defined(RTE_ARCH_X86)
+		ret = pci_ioport_map(dev, bar, p);
+#endif
+		break;
+	default:
+		break;
+	}
+
+	if (!ret)
+		p->dev = dev;
+
+	return ret;
+}
+
+void
+rte_pci_ioport_read(struct rte_pci_ioport *p,
+		void *data, size_t len, off_t offset)
+{
+	switch (p->dev->kdrv) {
+#ifdef VFIO_PRESENT
+	case RTE_KDRV_VFIO:
+		pci_vfio_ioport_read(p, data, len, offset);
+		break;
+#endif
+	case RTE_KDRV_IGB_UIO:
+		pci_uio_ioport_read(p, data, len, offset);
+		break;
+	case RTE_KDRV_UIO_GENERIC:
+		pci_uio_ioport_read(p, data, len, offset);
+		break;
+	case RTE_KDRV_NONE:
+#if defined(RTE_ARCH_X86)
+		pci_uio_ioport_read(p, data, len, offset);
+#endif
+		break;
+	default:
+		break;
+	}
+}
+
+void
+rte_pci_ioport_write(struct rte_pci_ioport *p,
+		const void *data, size_t len, off_t offset)
+{
+	switch (p->dev->kdrv) {
+#ifdef VFIO_PRESENT
+	case RTE_KDRV_VFIO:
+		pci_vfio_ioport_write(p, data, len, offset);
+		break;
+#endif
+	case RTE_KDRV_IGB_UIO:
+		pci_uio_ioport_write(p, data, len, offset);
+		break;
+	case RTE_KDRV_UIO_GENERIC:
+		pci_uio_ioport_write(p, data, len, offset);
+		break;
+	case RTE_KDRV_NONE:
+#if defined(RTE_ARCH_X86)
+		pci_uio_ioport_write(p, data, len, offset);
+#endif
+		break;
+	default:
+		break;
+	}
+}
+
+int
+rte_pci_ioport_unmap(struct rte_pci_ioport *p)
+{
+	int ret = -1;
+
+	switch (p->dev->kdrv) {
+#ifdef VFIO_PRESENT
+	case RTE_KDRV_VFIO:
+		if (pci_vfio_is_enabled())
+			ret = pci_vfio_ioport_unmap(p);
+		break;
+#endif
+	case RTE_KDRV_IGB_UIO:
+		ret = pci_uio_ioport_unmap(p);
+		break;
+	case RTE_KDRV_UIO_GENERIC:
+#if defined(RTE_ARCH_X86)
+		ret = 0;
+#else
+		ret = pci_uio_ioport_unmap(p);
+#endif
+		break;
+	case RTE_KDRV_NONE:
+#if defined(RTE_ARCH_X86)
+		ret = 0;
+#endif
+		break;
+	default:
+		break;
+	}
+
+	return ret;
+}
diff --git a/drivers/bus/pci/linux/pci_init.h b/drivers/bus/pci/linux/pci_init.h
new file mode 100644
index 0000000..99d7a2e
--- /dev/null
+++ b/drivers/bus/pci/linux/pci_init.h
@@ -0,0 +1,111 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef EAL_PCI_INIT_H_
+#define EAL_PCI_INIT_H_
+
+#include <linux/version.h>
+
+#include <rte_vfio.h>
+
+/** IO resource type: */
+#define IORESOURCE_IO         0x00000100
+#define IORESOURCE_MEM        0x00000200
+
+/*
+ * Helper function to map PCI resources right after hugepages in virtual memory
+ */
+extern void *pci_map_addr;
+void *pci_find_max_end_va(void);
+
+/* parse one line of the "resource" sysfs file (note that the 'line'
+ * string is modified)
+ */
+int pci_parse_one_sysfs_resource(char *line, size_t len, uint64_t *phys_addr,
+	uint64_t *end_addr, uint64_t *flags);
+
+int pci_uio_alloc_resource(struct rte_pci_device *dev,
+		struct mapped_pci_resource **uio_res);
+void pci_uio_free_resource(struct rte_pci_device *dev,
+		struct mapped_pci_resource *uio_res);
+int pci_uio_map_resource_by_index(struct rte_pci_device *dev, int res_idx,
+		struct mapped_pci_resource *uio_res, int map_idx);
+
+int pci_uio_read_config(const struct rte_intr_handle *intr_handle,
+			void *buf, size_t len, off_t offs);
+int pci_uio_write_config(const struct rte_intr_handle *intr_handle,
+			 const void *buf, size_t len, off_t offs);
+
+int pci_uio_ioport_map(struct rte_pci_device *dev, int bar,
+		       struct rte_pci_ioport *p);
+void pci_uio_ioport_read(struct rte_pci_ioport *p,
+			 void *data, size_t len, off_t offset);
+void pci_uio_ioport_write(struct rte_pci_ioport *p,
+			  const void *data, size_t len, off_t offset);
+int pci_uio_ioport_unmap(struct rte_pci_ioport *p);
+
+#ifdef RTE_EAL_VFIO
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 10, 0)
+#define RTE_PCI_MSIX_TABLE_BIR    0x7
+#define RTE_PCI_MSIX_TABLE_OFFSET 0xfffffff8
+#define RTE_PCI_MSIX_FLAGS_QSIZE  0x07ff
+#else
+#define RTE_PCI_MSIX_TABLE_BIR    PCI_MSIX_TABLE_BIR
+#define RTE_PCI_MSIX_TABLE_OFFSET PCI_MSIX_TABLE_OFFSET
+#define RTE_PCI_MSIX_FLAGS_QSIZE  PCI_MSIX_FLAGS_QSIZE
+#endif
+
+/* access config space */
+int pci_vfio_read_config(const struct rte_intr_handle *intr_handle,
+			 void *buf, size_t len, off_t offs);
+int pci_vfio_write_config(const struct rte_intr_handle *intr_handle,
+			  const void *buf, size_t len, off_t offs);
+
+int pci_vfio_ioport_map(struct rte_pci_device *dev, int bar,
+		        struct rte_pci_ioport *p);
+void pci_vfio_ioport_read(struct rte_pci_ioport *p,
+			  void *data, size_t len, off_t offset);
+void pci_vfio_ioport_write(struct rte_pci_ioport *p,
+			   const void *data, size_t len, off_t offset);
+int pci_vfio_ioport_unmap(struct rte_pci_ioport *p);
+
+/* map/unmap VFIO resource prototype */
+int pci_vfio_map_resource(struct rte_pci_device *dev);
+int pci_vfio_unmap_resource(struct rte_pci_device *dev);
+
+int pci_vfio_is_enabled(void);
+
+#endif
+
+#endif /* EAL_PCI_INIT_H_ */
diff --git a/drivers/bus/pci/linux/pci_uio.c b/drivers/bus/pci/linux/pci_uio.c
new file mode 100644
index 0000000..8cf6218
--- /dev/null
+++ b/drivers/bus/pci/linux/pci_uio.c
@@ -0,0 +1,568 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <string.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <dirent.h>
+#include <inttypes.h>
+#include <sys/stat.h>
+#include <sys/mman.h>
+#include <sys/sysmacros.h>
+#include <linux/pci_regs.h>
+
+#if defined(RTE_ARCH_X86)
+#include <sys/io.h>
+#endif
+
+#include <rte_log.h>
+#include <rte_pci.h>
+#include <rte_bus_pci.h>
+#include <rte_eal_memconfig.h>
+#include <rte_common.h>
+#include <rte_malloc.h>
+
+#include "eal_filesystem.h"
+#include "pci_init.h"
+
+void *pci_map_addr = NULL;
+
+#define OFF_MAX              ((uint64_t)(off_t)-1)
+
+int
+pci_uio_read_config(const struct rte_intr_handle *intr_handle,
+		    void *buf, size_t len, off_t offset)
+{
+	return pread(intr_handle->uio_cfg_fd, buf, len, offset);
+}
+
+int
+pci_uio_write_config(const struct rte_intr_handle *intr_handle,
+		     const void *buf, size_t len, off_t offset)
+{
+	return pwrite(intr_handle->uio_cfg_fd, buf, len, offset);
+}
+
+static int
+pci_uio_set_bus_master(int dev_fd)
+{
+	uint16_t reg;
+	int ret;
+
+	ret = pread(dev_fd, &reg, sizeof(reg), PCI_COMMAND);
+	if (ret != sizeof(reg)) {
+		RTE_LOG(ERR, EAL,
+			"Cannot read command from PCI config space!\n");
+		return -1;
+	}
+
+	/* return if bus mastering is already on */
+	if (reg & PCI_COMMAND_MASTER)
+		return 0;
+
+	reg |= PCI_COMMAND_MASTER;
+
+	ret = pwrite(dev_fd, &reg, sizeof(reg), PCI_COMMAND);
+	if (ret != sizeof(reg)) {
+		RTE_LOG(ERR, EAL,
+			"Cannot write command to PCI config space!\n");
+		return -1;
+	}
+
+	return 0;
+}
+
+static int
+pci_mknod_uio_dev(const char *sysfs_uio_path, unsigned uio_num)
+{
+	FILE *f;
+	char filename[PATH_MAX];
+	int ret;
+	unsigned major, minor;
+	dev_t dev;
+
+	/* get the name of the sysfs file that contains the major and minor
+	 * of the uio device and read its content */
+	snprintf(filename, sizeof(filename), "%s/dev", sysfs_uio_path);
+
+	f = fopen(filename, "r");
+	if (f == NULL) {
+		RTE_LOG(ERR, EAL, "%s(): cannot open sysfs to get major:minor\n",
+			__func__);
+		return -1;
+	}
+
+	ret = fscanf(f, "%u:%u", &major, &minor);
+	if (ret != 2) {
+		RTE_LOG(ERR, EAL, "%s(): cannot parse sysfs to get major:minor\n",
+			__func__);
+		fclose(f);
+		return -1;
+	}
+	fclose(f);
+
+	/* create the char device "mknod /dev/uioX c major minor" */
+	snprintf(filename, sizeof(filename), "/dev/uio%u", uio_num);
+	dev = makedev(major, minor);
+	ret = mknod(filename, S_IFCHR | S_IRUSR | S_IWUSR, dev);
+	if (ret != 0) {
+		RTE_LOG(ERR, EAL, "%s(): mknod() failed %s\n",
+			__func__, strerror(errno));
+		return -1;
+	}
+
+	return ret;
+}
+
+/*
+ * Return the uioX char device used for a pci device. On success, return
+ * the UIO number and fill dstbuf string with the path of the device in
+ * sysfs. On error, return a negative value. In this case dstbuf is
+ * invalid.
+ */
+static int
+pci_get_uio_dev(struct rte_pci_device *dev, char *dstbuf,
+			   unsigned int buflen, int create)
+{
+	struct rte_pci_addr *loc = &dev->addr;
+	int uio_num = -1;
+	struct dirent *e;
+	DIR *dir;
+	char dirname[PATH_MAX];
+
+	/* depending on kernel version, uio can be located in uio/uioX
+	 * or uio:uioX */
+
+	snprintf(dirname, sizeof(dirname),
+			"%s/" PCI_PRI_FMT "/uio", pci_get_sysfs_path(),
+			loc->domain, loc->bus, loc->devid, loc->function);
+
+	dir = opendir(dirname);
+	if (dir == NULL) {
+		/* retry with the parent directory */
+		snprintf(dirname, sizeof(dirname),
+				"%s/" PCI_PRI_FMT, pci_get_sysfs_path(),
+				loc->domain, loc->bus, loc->devid, loc->function);
+		dir = opendir(dirname);
+
+		if (dir == NULL) {
+			RTE_LOG(ERR, EAL, "Cannot opendir %s\n", dirname);
+			return -1;
+		}
+	}
+
+	/* take the first file starting with "uio" */
+	while ((e = readdir(dir)) != NULL) {
+		/* format could be uio%d ...*/
+		int shortprefix_len = sizeof("uio") - 1;
+		/* ... or uio:uio%d */
+		int longprefix_len = sizeof("uio:uio") - 1;
+		char *endptr;
+
+		if (strncmp(e->d_name, "uio", 3) != 0)
+			continue;
+
+		/* first try uio%d */
+		errno = 0;
+		uio_num = strtoull(e->d_name + shortprefix_len, &endptr, 10);
+		if (errno == 0 && endptr != (e->d_name + shortprefix_len)) {
+			snprintf(dstbuf, buflen, "%s/uio%u", dirname, uio_num);
+			break;
+		}
+
+		/* then try uio:uio%d */
+		errno = 0;
+		uio_num = strtoull(e->d_name + longprefix_len, &endptr, 10);
+		if (errno == 0 && endptr != (e->d_name + longprefix_len)) {
+			snprintf(dstbuf, buflen, "%s/uio:uio%u", dirname, uio_num);
+			break;
+		}
+	}
+	closedir(dir);
+
+	/* No uio resource found */
+	if (e == NULL)
+		return -1;
+
+	/* create uio device if we've been asked to */
+	if (rte_eal_create_uio_dev() && create &&
+			pci_mknod_uio_dev(dstbuf, uio_num) < 0)
+		RTE_LOG(WARNING, EAL, "Cannot create /dev/uio%u\n", uio_num);
+
+	return uio_num;
+}
+
+void
+pci_uio_free_resource(struct rte_pci_device *dev,
+		struct mapped_pci_resource *uio_res)
+{
+	rte_free(uio_res);
+
+	if (dev->intr_handle.uio_cfg_fd >= 0) {
+		close(dev->intr_handle.uio_cfg_fd);
+		dev->intr_handle.uio_cfg_fd = -1;
+	}
+	if (dev->intr_handle.fd >= 0) {
+		close(dev->intr_handle.fd);
+		dev->intr_handle.fd = -1;
+		dev->intr_handle.type = RTE_INTR_HANDLE_UNKNOWN;
+	}
+}
+
+int
+pci_uio_alloc_resource(struct rte_pci_device *dev,
+		struct mapped_pci_resource **uio_res)
+{
+	char dirname[PATH_MAX];
+	char cfgname[PATH_MAX];
+	char devname[PATH_MAX]; /* contains the /dev/uioX */
+	int uio_num;
+	struct rte_pci_addr *loc;
+
+	loc = &dev->addr;
+
+	/* find uio resource */
+	uio_num = pci_get_uio_dev(dev, dirname, sizeof(dirname), 1);
+	if (uio_num < 0) {
+		RTE_LOG(WARNING, EAL, "  "PCI_PRI_FMT" not managed by UIO driver, "
+				"skipping\n", loc->domain, loc->bus, loc->devid, loc->function);
+		return 1;
+	}
+	snprintf(devname, sizeof(devname), "/dev/uio%u", uio_num);
+
+	/* save fd if in primary process */
+	dev->intr_handle.fd = open(devname, O_RDWR);
+	if (dev->intr_handle.fd < 0) {
+		RTE_LOG(ERR, EAL, "Cannot open %s: %s\n",
+			devname, strerror(errno));
+		goto error;
+	}
+
+	snprintf(cfgname, sizeof(cfgname),
+			"/sys/class/uio/uio%u/device/config", uio_num);
+	dev->intr_handle.uio_cfg_fd = open(cfgname, O_RDWR);
+	if (dev->intr_handle.uio_cfg_fd < 0) {
+		RTE_LOG(ERR, EAL, "Cannot open %s: %s\n",
+			cfgname, strerror(errno));
+		goto error;
+	}
+
+	if (dev->kdrv == RTE_KDRV_IGB_UIO)
+		dev->intr_handle.type = RTE_INTR_HANDLE_UIO;
+	else {
+		dev->intr_handle.type = RTE_INTR_HANDLE_UIO_INTX;
+
+		/* set bus master that is not done by uio_pci_generic */
+		if (pci_uio_set_bus_master(dev->intr_handle.uio_cfg_fd)) {
+			RTE_LOG(ERR, EAL, "Cannot set up bus mastering!\n");
+			goto error;
+		}
+	}
+
+	/* allocate the mapping details for secondary processes*/
+	*uio_res = rte_zmalloc("UIO_RES", sizeof(**uio_res), 0);
+	if (*uio_res == NULL) {
+		RTE_LOG(ERR, EAL,
+			"%s(): cannot store uio mmap details\n", __func__);
+		goto error;
+	}
+
+	snprintf((*uio_res)->path, sizeof((*uio_res)->path), "%s", devname);
+	memcpy(&(*uio_res)->pci_addr, &dev->addr, sizeof((*uio_res)->pci_addr));
+
+	return 0;
+
+error:
+	pci_uio_free_resource(dev, *uio_res);
+	return -1;
+}
+
+int
+pci_uio_map_resource_by_index(struct rte_pci_device *dev, int res_idx,
+		struct mapped_pci_resource *uio_res, int map_idx)
+{
+	int fd;
+	char devname[PATH_MAX];
+	void *mapaddr;
+	struct rte_pci_addr *loc;
+	struct pci_map *maps;
+
+	loc = &dev->addr;
+	maps = uio_res->maps;
+
+	/* update devname for mmap  */
+	snprintf(devname, sizeof(devname),
+			"%s/" PCI_PRI_FMT "/resource%d",
+			pci_get_sysfs_path(),
+			loc->domain, loc->bus, loc->devid,
+			loc->function, res_idx);
+
+	/* allocate memory to keep path */
+	maps[map_idx].path = rte_malloc(NULL, strlen(devname) + 1, 0);
+	if (maps[map_idx].path == NULL) {
+		RTE_LOG(ERR, EAL, "Cannot allocate memory for path: %s\n",
+				strerror(errno));
+		return -1;
+	}
+
+	/*
+	 * open resource file, to mmap it
+	 */
+	fd = open(devname, O_RDWR);
+	if (fd < 0) {
+		RTE_LOG(ERR, EAL, "Cannot open %s: %s\n",
+				devname, strerror(errno));
+		goto error;
+	}
+
+	/* try mapping somewhere close to the end of hugepages */
+	if (pci_map_addr == NULL)
+		pci_map_addr = pci_find_max_end_va();
+
+	mapaddr = pci_map_resource(pci_map_addr, fd, 0,
+			(size_t)dev->mem_resource[res_idx].len, 0);
+	close(fd);
+	if (mapaddr == MAP_FAILED)
+		goto error;
+
+	pci_map_addr = RTE_PTR_ADD(mapaddr,
+			(size_t)dev->mem_resource[res_idx].len);
+
+	maps[map_idx].phaddr = dev->mem_resource[res_idx].phys_addr;
+	maps[map_idx].size = dev->mem_resource[res_idx].len;
+	maps[map_idx].addr = mapaddr;
+	maps[map_idx].offset = 0;
+	strcpy(maps[map_idx].path, devname);
+	dev->mem_resource[res_idx].addr = mapaddr;
+
+	return 0;
+
+error:
+	rte_free(maps[map_idx].path);
+	return -1;
+}
+
+#if defined(RTE_ARCH_X86)
+int
+pci_uio_ioport_map(struct rte_pci_device *dev, int bar,
+		   struct rte_pci_ioport *p)
+{
+	char dirname[PATH_MAX];
+	char filename[PATH_MAX];
+	int uio_num;
+	unsigned long start;
+
+	uio_num = pci_get_uio_dev(dev, dirname, sizeof(dirname), 0);
+	if (uio_num < 0)
+		return -1;
+
+	/* get portio start */
+	snprintf(filename, sizeof(filename),
+		 "%s/portio/port%d/start", dirname, bar);
+	if (eal_parse_sysfs_value(filename, &start) < 0) {
+		RTE_LOG(ERR, EAL, "%s(): cannot parse portio start\n",
+			__func__);
+		return -1;
+	}
+	/* ensure we don't get anything funny here, read/write will cast to
+	 * uin16_t */
+	if (start > UINT16_MAX)
+		return -1;
+
+	/* FIXME only for primary process ? */
+	if (dev->intr_handle.type == RTE_INTR_HANDLE_UNKNOWN) {
+
+		snprintf(filename, sizeof(filename), "/dev/uio%u", uio_num);
+		dev->intr_handle.fd = open(filename, O_RDWR);
+		if (dev->intr_handle.fd < 0) {
+			RTE_LOG(ERR, EAL, "Cannot open %s: %s\n",
+				filename, strerror(errno));
+			return -1;
+		}
+		dev->intr_handle.type = RTE_INTR_HANDLE_UIO;
+	}
+
+	RTE_LOG(DEBUG, EAL, "PCI Port IO found start=0x%lx\n", start);
+
+	p->base = start;
+	p->len = 0;
+	return 0;
+}
+#else
+int
+pci_uio_ioport_map(struct rte_pci_device *dev, int bar,
+		   struct rte_pci_ioport *p)
+{
+	FILE *f;
+	char buf[BUFSIZ];
+	char filename[PATH_MAX];
+	uint64_t phys_addr, end_addr, flags;
+	int fd, i;
+	void *addr;
+
+	/* open and read addresses of the corresponding resource in sysfs */
+	snprintf(filename, sizeof(filename), "%s/" PCI_PRI_FMT "/resource",
+		pci_get_sysfs_path(), dev->addr.domain, dev->addr.bus,
+		dev->addr.devid, dev->addr.function);
+	f = fopen(filename, "r");
+	if (f == NULL) {
+		RTE_LOG(ERR, EAL, "Cannot open sysfs resource: %s\n",
+			strerror(errno));
+		return -1;
+	}
+	for (i = 0; i < bar + 1; i++) {
+		if (fgets(buf, sizeof(buf), f) == NULL) {
+			RTE_LOG(ERR, EAL, "Cannot read sysfs resource\n");
+			goto error;
+		}
+	}
+	if (pci_parse_one_sysfs_resource(buf, sizeof(buf), &phys_addr,
+			&end_addr, &flags) < 0)
+		goto error;
+	if ((flags & IORESOURCE_IO) == 0) {
+		RTE_LOG(ERR, EAL, "BAR %d is not an IO resource\n", bar);
+		goto error;
+	}
+	snprintf(filename, sizeof(filename), "%s/" PCI_PRI_FMT "/resource%d",
+		pci_get_sysfs_path(), dev->addr.domain, dev->addr.bus,
+		dev->addr.devid, dev->addr.function, bar);
+
+	/* mmap the pci resource */
+	fd = open(filename, O_RDWR);
+	if (fd < 0) {
+		RTE_LOG(ERR, EAL, "Cannot open %s: %s\n", filename,
+			strerror(errno));
+		goto error;
+	}
+	addr = mmap(NULL, end_addr + 1, PROT_READ | PROT_WRITE,
+		MAP_SHARED, fd, 0);
+	close(fd);
+	if (addr == MAP_FAILED) {
+		RTE_LOG(ERR, EAL, "Cannot mmap IO port resource: %s\n",
+			strerror(errno));
+		goto error;
+	}
+
+	/* strangely, the base address is mmap addr + phys_addr */
+	p->base = (uintptr_t)addr + phys_addr;
+	p->len = end_addr + 1;
+	RTE_LOG(DEBUG, EAL, "PCI Port IO found start=0x%"PRIx64"\n", p->base);
+	fclose(f);
+
+	return 0;
+
+error:
+	fclose(f);
+	return -1;
+}
+#endif
+
+void
+pci_uio_ioport_read(struct rte_pci_ioport *p,
+		    void *data, size_t len, off_t offset)
+{
+	uint8_t *d;
+	int size;
+	uintptr_t reg = p->base + offset;
+
+	for (d = data; len > 0; d += size, reg += size, len -= size) {
+		if (len >= 4) {
+			size = 4;
+#if defined(RTE_ARCH_X86)
+			*(uint32_t *)d = inl(reg);
+#else
+			*(uint32_t *)d = *(volatile uint32_t *)reg;
+#endif
+		} else if (len >= 2) {
+			size = 2;
+#if defined(RTE_ARCH_X86)
+			*(uint16_t *)d = inw(reg);
+#else
+			*(uint16_t *)d = *(volatile uint16_t *)reg;
+#endif
+		} else {
+			size = 1;
+#if defined(RTE_ARCH_X86)
+			*d = inb(reg);
+#else
+			*d = *(volatile uint8_t *)reg;
+#endif
+		}
+	}
+}
+
+void
+pci_uio_ioport_write(struct rte_pci_ioport *p,
+		     const void *data, size_t len, off_t offset)
+{
+	const uint8_t *s;
+	int size;
+	uintptr_t reg = p->base + offset;
+
+	for (s = data; len > 0; s += size, reg += size, len -= size) {
+		if (len >= 4) {
+			size = 4;
+#if defined(RTE_ARCH_X86)
+			outl_p(*(const uint32_t *)s, reg);
+#else
+			*(volatile uint32_t *)reg = *(const uint32_t *)s;
+#endif
+		} else if (len >= 2) {
+			size = 2;
+#if defined(RTE_ARCH_X86)
+			outw_p(*(const uint16_t *)s, reg);
+#else
+			*(volatile uint16_t *)reg = *(const uint16_t *)s;
+#endif
+		} else {
+			size = 1;
+#if defined(RTE_ARCH_X86)
+			outb_p(*s, reg);
+#else
+			*(volatile uint8_t *)reg = *s;
+#endif
+		}
+	}
+}
+
+int
+pci_uio_ioport_unmap(struct rte_pci_ioport *p)
+{
+#if defined(RTE_ARCH_X86)
+	RTE_SET_USED(p);
+	/* FIXME close intr fd ? */
+	return 0;
+#else
+	return munmap((void *)(uintptr_t)p->base, p->len);
+#endif
+}
diff --git a/drivers/bus/pci/linux/pci_vfio.c b/drivers/bus/pci/linux/pci_vfio.c
new file mode 100644
index 0000000..1a3c308
--- /dev/null
+++ b/drivers/bus/pci/linux/pci_vfio.c
@@ -0,0 +1,756 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <string.h>
+#include <fcntl.h>
+#include <linux/pci_regs.h>
+#include <sys/eventfd.h>
+#include <sys/socket.h>
+#include <sys/ioctl.h>
+#include <sys/mman.h>
+#include <stdbool.h>
+
+#include <rte_log.h>
+#include <rte_pci.h>
+#include <rte_bus_pci.h>
+#include <rte_eal_memconfig.h>
+#include <rte_malloc.h>
+#include <rte_vfio.h>
+
+#include "eal_filesystem.h"
+
+#include "pci_init.h"
+#include "private.h"
+
+/**
+ * @file
+ * PCI probing under linux (VFIO version)
+ *
+ * This code tries to determine if the PCI device is bound to VFIO driver,
+ * and initialize it (map BARs, set up interrupts) if that's the case.
+ *
+ * This file is only compiled if CONFIG_RTE_EAL_VFIO is set to "y".
+ */
+
+#ifdef RTE_EAL_VFIO
+
+#define PAGE_SIZE   (sysconf(_SC_PAGESIZE))
+#define PAGE_MASK   (~(PAGE_SIZE - 1))
+
+static struct rte_tailq_elem rte_vfio_tailq = {
+	.name = "VFIO_RESOURCE_LIST",
+};
+EAL_REGISTER_TAILQ(rte_vfio_tailq)
+
+int
+pci_vfio_read_config(const struct rte_intr_handle *intr_handle,
+		    void *buf, size_t len, off_t offs)
+{
+	return pread64(intr_handle->vfio_dev_fd, buf, len,
+	       VFIO_GET_REGION_ADDR(VFIO_PCI_CONFIG_REGION_INDEX) + offs);
+}
+
+int
+pci_vfio_write_config(const struct rte_intr_handle *intr_handle,
+		    const void *buf, size_t len, off_t offs)
+{
+	return pwrite64(intr_handle->vfio_dev_fd, buf, len,
+	       VFIO_GET_REGION_ADDR(VFIO_PCI_CONFIG_REGION_INDEX) + offs);
+}
+
+/* get PCI BAR number where MSI-X interrupts are */
+static int
+pci_vfio_get_msix_bar(int fd, struct pci_msix_table *msix_table)
+{
+	int ret;
+	uint32_t reg;
+	uint16_t flags;
+	uint8_t cap_id, cap_offset;
+
+	/* read PCI capability pointer from config space */
+	ret = pread64(fd, &reg, sizeof(reg),
+			VFIO_GET_REGION_ADDR(VFIO_PCI_CONFIG_REGION_INDEX) +
+			PCI_CAPABILITY_LIST);
+	if (ret != sizeof(reg)) {
+		RTE_LOG(ERR, EAL, "Cannot read capability pointer from PCI "
+				"config space!\n");
+		return -1;
+	}
+
+	/* we need first byte */
+	cap_offset = reg & 0xFF;
+
+	while (cap_offset) {
+
+		/* read PCI capability ID */
+		ret = pread64(fd, &reg, sizeof(reg),
+				VFIO_GET_REGION_ADDR(VFIO_PCI_CONFIG_REGION_INDEX) +
+				cap_offset);
+		if (ret != sizeof(reg)) {
+			RTE_LOG(ERR, EAL, "Cannot read capability ID from PCI "
+					"config space!\n");
+			return -1;
+		}
+
+		/* we need first byte */
+		cap_id = reg & 0xFF;
+
+		/* if we haven't reached MSI-X, check next capability */
+		if (cap_id != PCI_CAP_ID_MSIX) {
+			ret = pread64(fd, &reg, sizeof(reg),
+					VFIO_GET_REGION_ADDR(VFIO_PCI_CONFIG_REGION_INDEX) +
+					cap_offset);
+			if (ret != sizeof(reg)) {
+				RTE_LOG(ERR, EAL, "Cannot read capability pointer from PCI "
+						"config space!\n");
+				return -1;
+			}
+
+			/* we need second byte */
+			cap_offset = (reg & 0xFF00) >> 8;
+
+			continue;
+		}
+		/* else, read table offset */
+		else {
+			/* table offset resides in the next 4 bytes */
+			ret = pread64(fd, &reg, sizeof(reg),
+					VFIO_GET_REGION_ADDR(VFIO_PCI_CONFIG_REGION_INDEX) +
+					cap_offset + 4);
+			if (ret != sizeof(reg)) {
+				RTE_LOG(ERR, EAL, "Cannot read table offset from PCI config "
+						"space!\n");
+				return -1;
+			}
+
+			ret = pread64(fd, &flags, sizeof(flags),
+					VFIO_GET_REGION_ADDR(VFIO_PCI_CONFIG_REGION_INDEX) +
+					cap_offset + 2);
+			if (ret != sizeof(flags)) {
+				RTE_LOG(ERR, EAL, "Cannot read table flags from PCI config "
+						"space!\n");
+				return -1;
+			}
+
+			msix_table->bar_index = reg & RTE_PCI_MSIX_TABLE_BIR;
+			msix_table->offset = reg & RTE_PCI_MSIX_TABLE_OFFSET;
+			msix_table->size =
+				16 * (1 + (flags & RTE_PCI_MSIX_FLAGS_QSIZE));
+
+			return 0;
+		}
+	}
+	return 0;
+}
+
+/* set PCI bus mastering */
+static int
+pci_vfio_set_bus_master(int dev_fd, bool op)
+{
+	uint16_t reg;
+	int ret;
+
+	ret = pread64(dev_fd, &reg, sizeof(reg),
+			VFIO_GET_REGION_ADDR(VFIO_PCI_CONFIG_REGION_INDEX) +
+			PCI_COMMAND);
+	if (ret != sizeof(reg)) {
+		RTE_LOG(ERR, EAL, "Cannot read command from PCI config space!\n");
+		return -1;
+	}
+
+	if (op)
+		/* set the master bit */
+		reg |= PCI_COMMAND_MASTER;
+	else
+		reg &= ~(PCI_COMMAND_MASTER);
+
+	ret = pwrite64(dev_fd, &reg, sizeof(reg),
+			VFIO_GET_REGION_ADDR(VFIO_PCI_CONFIG_REGION_INDEX) +
+			PCI_COMMAND);
+
+	if (ret != sizeof(reg)) {
+		RTE_LOG(ERR, EAL, "Cannot write command to PCI config space!\n");
+		return -1;
+	}
+
+	return 0;
+}
+
+/* set up interrupt support (but not enable interrupts) */
+static int
+pci_vfio_setup_interrupts(struct rte_pci_device *dev, int vfio_dev_fd)
+{
+	int i, ret, intr_idx;
+	enum rte_intr_mode intr_mode;
+
+	/* default to invalid index */
+	intr_idx = VFIO_PCI_NUM_IRQS;
+
+	/* Get default / configured intr_mode */
+	intr_mode = rte_eal_vfio_intr_mode();
+
+	/* get interrupt type from internal config (MSI-X by default, can be
+	 * overridden from the command line
+	 */
+	switch (intr_mode) {
+	case RTE_INTR_MODE_MSIX:
+		intr_idx = VFIO_PCI_MSIX_IRQ_INDEX;
+		break;
+	case RTE_INTR_MODE_MSI:
+		intr_idx = VFIO_PCI_MSI_IRQ_INDEX;
+		break;
+	case RTE_INTR_MODE_LEGACY:
+		intr_idx = VFIO_PCI_INTX_IRQ_INDEX;
+		break;
+	/* don't do anything if we want to automatically determine interrupt type */
+	case RTE_INTR_MODE_NONE:
+		break;
+	default:
+		RTE_LOG(ERR, EAL, "  unknown default interrupt type!\n");
+		return -1;
+	}
+
+	/* start from MSI-X interrupt type */
+	for (i = VFIO_PCI_MSIX_IRQ_INDEX; i >= 0; i--) {
+		struct vfio_irq_info irq = { .argsz = sizeof(irq) };
+		int fd = -1;
+
+		/* skip interrupt modes we don't want */
+		if (intr_mode != RTE_INTR_MODE_NONE &&
+				i != intr_idx)
+			continue;
+
+		irq.index = i;
+
+		ret = ioctl(vfio_dev_fd, VFIO_DEVICE_GET_IRQ_INFO, &irq);
+		if (ret < 0) {
+			RTE_LOG(ERR, EAL, "  cannot get IRQ info, "
+					"error %i (%s)\n", errno, strerror(errno));
+			return -1;
+		}
+
+		/* if this vector cannot be used with eventfd, fail if we explicitly
+		 * specified interrupt type, otherwise continue */
+		if ((irq.flags & VFIO_IRQ_INFO_EVENTFD) == 0) {
+			if (intr_mode != RTE_INTR_MODE_NONE) {
+				RTE_LOG(ERR, EAL,
+						"  interrupt vector does not support eventfd!\n");
+				return -1;
+			} else
+				continue;
+		}
+
+		/* set up an eventfd for interrupts */
+		fd = eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
+		if (fd < 0) {
+			RTE_LOG(ERR, EAL, "  cannot set up eventfd, "
+					"error %i (%s)\n", errno, strerror(errno));
+			return -1;
+		}
+
+		dev->intr_handle.fd = fd;
+		dev->intr_handle.vfio_dev_fd = vfio_dev_fd;
+
+		switch (i) {
+		case VFIO_PCI_MSIX_IRQ_INDEX:
+			intr_mode = RTE_INTR_MODE_MSIX;
+			dev->intr_handle.type = RTE_INTR_HANDLE_VFIO_MSIX;
+			break;
+		case VFIO_PCI_MSI_IRQ_INDEX:
+			intr_mode = RTE_INTR_MODE_MSI;
+			dev->intr_handle.type = RTE_INTR_HANDLE_VFIO_MSI;
+			break;
+		case VFIO_PCI_INTX_IRQ_INDEX:
+			intr_mode = RTE_INTR_MODE_LEGACY;
+			dev->intr_handle.type = RTE_INTR_HANDLE_VFIO_LEGACY;
+			break;
+		default:
+			RTE_LOG(ERR, EAL, "  unknown interrupt type!\n");
+			return -1;
+		}
+
+		return 0;
+	}
+
+	/* if we're here, we haven't found a suitable interrupt vector */
+	return -1;
+}
+
+static int
+pci_vfio_is_ioport_bar(int vfio_dev_fd, int bar_index)
+{
+	uint32_t ioport_bar;
+	int ret;
+
+	ret = pread64(vfio_dev_fd, &ioport_bar, sizeof(ioport_bar),
+			  VFIO_GET_REGION_ADDR(VFIO_PCI_CONFIG_REGION_INDEX)
+			  + PCI_BASE_ADDRESS_0 + bar_index*4);
+	if (ret != sizeof(ioport_bar)) {
+		RTE_LOG(ERR, EAL, "Cannot read command (%x) from config space!\n",
+			PCI_BASE_ADDRESS_0 + bar_index*4);
+		return -1;
+	}
+
+	return (ioport_bar & PCI_BASE_ADDRESS_SPACE_IO) != 0;
+}
+
+static int
+pci_vfio_setup_device(struct rte_pci_device *dev, int vfio_dev_fd)
+{
+	if (pci_vfio_setup_interrupts(dev, vfio_dev_fd) != 0) {
+		RTE_LOG(ERR, EAL, "Error setting up interrupts!\n");
+		return -1;
+	}
+
+	/* set bus mastering for the device */
+	if (pci_vfio_set_bus_master(vfio_dev_fd, true)) {
+		RTE_LOG(ERR, EAL, "Cannot set up bus mastering!\n");
+		return -1;
+	}
+
+	/* Reset the device */
+	ioctl(vfio_dev_fd, VFIO_DEVICE_RESET);
+
+	return 0;
+}
+
+static int
+pci_vfio_mmap_bar(int vfio_dev_fd, struct mapped_pci_resource *vfio_res,
+		int bar_index, int additional_flags)
+{
+	struct memreg {
+		unsigned long offset, size;
+	} memreg[2] = {};
+	void *bar_addr;
+	struct pci_msix_table *msix_table = &vfio_res->msix_table;
+	struct pci_map *bar = &vfio_res->maps[bar_index];
+
+	if (bar->size == 0)
+		/* Skip this BAR */
+		return 0;
+
+	if (msix_table->bar_index == bar_index) {
+		/*
+		 * VFIO will not let us map the MSI-X table,
+		 * but we can map around it.
+		 */
+		uint32_t table_start = msix_table->offset;
+		uint32_t table_end = table_start + msix_table->size;
+		table_end = (table_end + ~PAGE_MASK) & PAGE_MASK;
+		table_start &= PAGE_MASK;
+
+		if (table_start == 0 && table_end >= bar->size) {
+			/* Cannot map this BAR */
+			RTE_LOG(DEBUG, EAL, "Skipping BAR%d\n", bar_index);
+			bar->size = 0;
+			bar->addr = 0;
+			return 0;
+		}
+
+		memreg[0].offset = bar->offset;
+		memreg[0].size = table_start;
+		memreg[1].offset = bar->offset + table_end;
+		memreg[1].size = bar->size - table_end;
+
+		RTE_LOG(DEBUG, EAL,
+			"Trying to map BAR%d that contains the MSI-X "
+			"table. Trying offsets: "
+			"0x%04lx:0x%04lx, 0x%04lx:0x%04lx\n", bar_index,
+			memreg[0].offset, memreg[0].size,
+			memreg[1].offset, memreg[1].size);
+	} else {
+		memreg[0].offset = bar->offset;
+		memreg[0].size = bar->size;
+	}
+
+	/* reserve the address using an inaccessible mapping */
+	bar_addr = mmap(bar->addr, bar->size, 0, MAP_PRIVATE |
+			MAP_ANONYMOUS | additional_flags, -1, 0);
+	if (bar_addr != MAP_FAILED) {
+		void *map_addr = NULL;
+		if (memreg[0].size) {
+			/* actual map of first part */
+			map_addr = pci_map_resource(bar_addr, vfio_dev_fd,
+							memreg[0].offset,
+							memreg[0].size,
+							MAP_FIXED);
+		}
+
+		/* if there's a second part, try to map it */
+		if (map_addr != MAP_FAILED
+			&& memreg[1].offset && memreg[1].size) {
+			void *second_addr = RTE_PTR_ADD(bar_addr,
+							memreg[1].offset -
+							(uintptr_t)bar->offset);
+			map_addr = pci_map_resource(second_addr,
+							vfio_dev_fd,
+							memreg[1].offset,
+							memreg[1].size,
+							MAP_FIXED);
+		}
+
+		if (map_addr == MAP_FAILED || !map_addr) {
+			munmap(bar_addr, bar->size);
+			bar_addr = MAP_FAILED;
+			RTE_LOG(ERR, EAL, "Failed to map pci BAR%d\n",
+					bar_index);
+			return -1;
+		}
+	} else {
+		RTE_LOG(ERR, EAL,
+				"Failed to create inaccessible mapping for BAR%d\n",
+				bar_index);
+		return -1;
+	}
+
+	bar->addr = bar_addr;
+	return 0;
+}
+
+static int
+pci_vfio_map_resource_primary(struct rte_pci_device *dev)
+{
+	struct vfio_device_info device_info = { .argsz = sizeof(device_info) };
+	char pci_addr[PATH_MAX] = {0};
+	int vfio_dev_fd;
+	struct rte_pci_addr *loc = &dev->addr;
+	int i, ret;
+	struct mapped_pci_resource *vfio_res = NULL;
+	struct mapped_pci_res_list *vfio_res_list =
+		RTE_TAILQ_CAST(rte_vfio_tailq.head, mapped_pci_res_list);
+
+	struct pci_map *maps;
+
+	dev->intr_handle.fd = -1;
+	dev->intr_handle.type = RTE_INTR_HANDLE_UNKNOWN;
+
+	/* store PCI address string */
+	snprintf(pci_addr, sizeof(pci_addr), PCI_PRI_FMT,
+			loc->domain, loc->bus, loc->devid, loc->function);
+
+	ret = vfio_setup_device(pci_get_sysfs_path(), pci_addr,
+					&vfio_dev_fd, &device_info);
+	if (ret)
+		return ret;
+
+	/* allocate vfio_res and get region info */
+	vfio_res = rte_zmalloc("VFIO_RES", sizeof(*vfio_res), 0);
+	if (vfio_res == NULL) {
+		RTE_LOG(ERR, EAL,
+			"%s(): cannot store uio mmap details\n", __func__);
+		goto err_vfio_dev_fd;
+	}
+	memcpy(&vfio_res->pci_addr, &dev->addr, sizeof(vfio_res->pci_addr));
+
+	/* get number of registers (up to BAR5) */
+	vfio_res->nb_maps = RTE_MIN((int) device_info.num_regions,
+			VFIO_PCI_BAR5_REGION_INDEX + 1);
+
+	/* map BARs */
+	maps = vfio_res->maps;
+
+	vfio_res->msix_table.bar_index = -1;
+	/* get MSI-X BAR, if any (we have to know where it is because we can't
+	 * easily mmap it when using VFIO)
+	 */
+	ret = pci_vfio_get_msix_bar(vfio_dev_fd, &vfio_res->msix_table);
+	if (ret < 0) {
+		RTE_LOG(ERR, EAL, "  %s cannot get MSI-X BAR number!\n",
+				pci_addr);
+		goto err_vfio_dev_fd;
+	}
+
+	for (i = 0; i < (int) vfio_res->nb_maps; i++) {
+		struct vfio_region_info reg = { .argsz = sizeof(reg) };
+		void *bar_addr;
+
+		reg.index = i;
+
+		ret = ioctl(vfio_dev_fd, VFIO_DEVICE_GET_REGION_INFO, &reg);
+		if (ret) {
+			RTE_LOG(ERR, EAL, "  %s cannot get device region info "
+					"error %i (%s)\n", pci_addr, errno, strerror(errno));
+			goto err_vfio_res;
+		}
+
+		/* chk for io port region */
+		ret = pci_vfio_is_ioport_bar(vfio_dev_fd, i);
+		if (ret < 0)
+			goto err_vfio_res;
+		else if (ret) {
+			RTE_LOG(INFO, EAL, "Ignore mapping IO port bar(%d)\n",
+					i);
+			continue;
+		}
+
+		/* skip non-mmapable BARs */
+		if ((reg.flags & VFIO_REGION_INFO_FLAG_MMAP) == 0)
+			continue;
+
+		/* try mapping somewhere close to the end of hugepages */
+		if (pci_map_addr == NULL)
+			pci_map_addr = pci_find_max_end_va();
+
+		bar_addr = pci_map_addr;
+		pci_map_addr = RTE_PTR_ADD(bar_addr, (size_t) reg.size);
+
+		maps[i].addr = bar_addr;
+		maps[i].offset = reg.offset;
+		maps[i].size = reg.size;
+		maps[i].path = NULL; /* vfio doesn't have per-resource paths */
+
+		ret = pci_vfio_mmap_bar(vfio_dev_fd, vfio_res, i, 0);
+		if (ret < 0) {
+			RTE_LOG(ERR, EAL, "  %s mapping BAR%i failed: %s\n",
+					pci_addr, i, strerror(errno));
+			goto err_vfio_res;
+		}
+
+		dev->mem_resource[i].addr = maps[i].addr;
+	}
+
+	if (pci_vfio_setup_device(dev, vfio_dev_fd) < 0) {
+		RTE_LOG(ERR, EAL, "  %s setup device failed\n", pci_addr);
+		goto err_vfio_res;
+	}
+
+	TAILQ_INSERT_TAIL(vfio_res_list, vfio_res, next);
+
+	return 0;
+err_vfio_res:
+	rte_free(vfio_res);
+err_vfio_dev_fd:
+	close(vfio_dev_fd);
+	return -1;
+}
+
+static int
+pci_vfio_map_resource_secondary(struct rte_pci_device *dev)
+{
+	struct vfio_device_info device_info = { .argsz = sizeof(device_info) };
+	char pci_addr[PATH_MAX] = {0};
+	int vfio_dev_fd;
+	struct rte_pci_addr *loc = &dev->addr;
+	int i, ret;
+	struct mapped_pci_resource *vfio_res = NULL;
+	struct mapped_pci_res_list *vfio_res_list =
+		RTE_TAILQ_CAST(rte_vfio_tailq.head, mapped_pci_res_list);
+
+	struct pci_map *maps;
+
+	dev->intr_handle.fd = -1;
+	dev->intr_handle.type = RTE_INTR_HANDLE_UNKNOWN;
+
+	/* store PCI address string */
+	snprintf(pci_addr, sizeof(pci_addr), PCI_PRI_FMT,
+			loc->domain, loc->bus, loc->devid, loc->function);
+
+	ret = vfio_setup_device(pci_get_sysfs_path(), pci_addr,
+					&vfio_dev_fd, &device_info);
+	if (ret)
+		return ret;
+
+	/* if we're in a secondary process, just find our tailq entry */
+	TAILQ_FOREACH(vfio_res, vfio_res_list, next) {
+		if (pci_addr_cmp(&vfio_res->pci_addr,
+						 &dev->addr))
+			continue;
+		break;
+	}
+	/* if we haven't found our tailq entry, something's wrong */
+	if (vfio_res == NULL) {
+		RTE_LOG(ERR, EAL, "  %s cannot find TAILQ entry for PCI device!\n",
+				pci_addr);
+		goto err_vfio_dev_fd;
+	}
+
+	/* map BARs */
+	maps = vfio_res->maps;
+
+	for (i = 0; i < (int) vfio_res->nb_maps; i++) {
+		ret = pci_vfio_mmap_bar(vfio_dev_fd, vfio_res, i, MAP_FIXED);
+		if (ret < 0) {
+			RTE_LOG(ERR, EAL, "  %s mapping BAR%i failed: %s\n",
+					pci_addr, i, strerror(errno));
+			goto err_vfio_dev_fd;
+		}
+
+		dev->mem_resource[i].addr = maps[i].addr;
+	}
+
+	return 0;
+err_vfio_dev_fd:
+	close(vfio_dev_fd);
+	return -1;
+}
+
+/*
+ * map the PCI resources of a PCI device in virtual memory (VFIO version).
+ * primary and secondary processes follow almost exactly the same path
+ */
+int
+pci_vfio_map_resource(struct rte_pci_device *dev)
+{
+	if (rte_eal_process_type() == RTE_PROC_PRIMARY)
+		return pci_vfio_map_resource_primary(dev);
+	else
+		return pci_vfio_map_resource_secondary(dev);
+}
+
+int
+pci_vfio_unmap_resource(struct rte_pci_device *dev)
+{
+	char pci_addr[PATH_MAX] = {0};
+	struct rte_pci_addr *loc = &dev->addr;
+	int i, ret;
+	struct mapped_pci_resource *vfio_res = NULL;
+	struct mapped_pci_res_list *vfio_res_list;
+
+	struct pci_map *maps;
+
+	/* store PCI address string */
+	snprintf(pci_addr, sizeof(pci_addr), PCI_PRI_FMT,
+			loc->domain, loc->bus, loc->devid, loc->function);
+
+
+	if (close(dev->intr_handle.fd) < 0) {
+		RTE_LOG(INFO, EAL, "Error when closing eventfd file descriptor for %s\n",
+			pci_addr);
+		return -1;
+	}
+
+	if (pci_vfio_set_bus_master(dev->intr_handle.vfio_dev_fd, false)) {
+		RTE_LOG(ERR, EAL, "  %s cannot unset bus mastering for PCI device!\n",
+				pci_addr);
+		return -1;
+	}
+
+	ret = vfio_release_device(pci_get_sysfs_path(), pci_addr,
+				  dev->intr_handle.vfio_dev_fd);
+	if (ret < 0) {
+		RTE_LOG(ERR, EAL,
+			"%s(): cannot release device\n", __func__);
+		return ret;
+	}
+
+	vfio_res_list = RTE_TAILQ_CAST(rte_vfio_tailq.head, mapped_pci_res_list);
+	/* Get vfio_res */
+	TAILQ_FOREACH(vfio_res, vfio_res_list, next) {
+		if (memcmp(&vfio_res->pci_addr, &dev->addr, sizeof(dev->addr)))
+			continue;
+		break;
+	}
+	/* if we haven't found our tailq entry, something's wrong */
+	if (vfio_res == NULL) {
+		RTE_LOG(ERR, EAL, "  %s cannot find TAILQ entry for PCI device!\n",
+				pci_addr);
+		return -1;
+	}
+
+	/* unmap BARs */
+	maps = vfio_res->maps;
+
+	RTE_LOG(INFO, EAL, "Releasing pci mapped resource for %s\n",
+		pci_addr);
+	for (i = 0; i < (int) vfio_res->nb_maps; i++) {
+
+		/*
+		 * We do not need to be aware of MSI-X table BAR mappings as
+		 * when mapping. Just using current maps array is enough
+		 */
+		if (maps[i].addr) {
+			RTE_LOG(INFO, EAL, "Calling pci_unmap_resource for %s at %p\n",
+				pci_addr, maps[i].addr);
+			pci_unmap_resource(maps[i].addr, maps[i].size);
+		}
+	}
+
+	TAILQ_REMOVE(vfio_res_list, vfio_res, next);
+
+	return 0;
+}
+
+int
+pci_vfio_ioport_map(struct rte_pci_device *dev, int bar,
+		    struct rte_pci_ioport *p)
+{
+	if (bar < VFIO_PCI_BAR0_REGION_INDEX ||
+	    bar > VFIO_PCI_BAR5_REGION_INDEX) {
+		RTE_LOG(ERR, EAL, "invalid bar (%d)!\n", bar);
+		return -1;
+	}
+
+	p->dev = dev;
+	p->base = VFIO_GET_REGION_ADDR(bar);
+	return 0;
+}
+
+void
+pci_vfio_ioport_read(struct rte_pci_ioport *p,
+		     void *data, size_t len, off_t offset)
+{
+	const struct rte_intr_handle *intr_handle = &p->dev->intr_handle;
+
+	if (pread64(intr_handle->vfio_dev_fd, data,
+		    len, p->base + offset) <= 0)
+		RTE_LOG(ERR, EAL,
+			"Can't read from PCI bar (%" PRIu64 ") : offset (%x)\n",
+			VFIO_GET_REGION_IDX(p->base), (int)offset);
+}
+
+void
+pci_vfio_ioport_write(struct rte_pci_ioport *p,
+		      const void *data, size_t len, off_t offset)
+{
+	const struct rte_intr_handle *intr_handle = &p->dev->intr_handle;
+
+	if (pwrite64(intr_handle->vfio_dev_fd, data,
+		     len, p->base + offset) <= 0)
+		RTE_LOG(ERR, EAL,
+			"Can't write to PCI bar (%" PRIu64 ") : offset (%x)\n",
+			VFIO_GET_REGION_IDX(p->base), (int)offset);
+}
+
+int
+pci_vfio_ioport_unmap(struct rte_pci_ioport *p)
+{
+	RTE_SET_USED(p);
+	return -1;
+}
+
+int
+pci_vfio_is_enabled(void)
+{
+	return vfio_is_enabled("vfio_pci");
+}
+#endif
diff --git a/drivers/bus/pci/pci_common.c b/drivers/bus/pci/pci_common.c
new file mode 100644
index 0000000..3e27779
--- /dev/null
+++ b/drivers/bus/pci/pci_common.c
@@ -0,0 +1,541 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ *   Copyright 2013-2014 6WIND S.A.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <string.h>
+#include <inttypes.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <sys/queue.h>
+#include <sys/mman.h>
+
+#include <rte_errno.h>
+#include <rte_interrupts.h>
+#include <rte_log.h>
+#include <rte_bus.h>
+#include <rte_pci.h>
+#include <rte_bus_pci.h>
+#include <rte_per_lcore.h>
+#include <rte_memory.h>
+#include <rte_memzone.h>
+#include <rte_eal.h>
+#include <rte_string_fns.h>
+#include <rte_common.h>
+#include <rte_devargs.h>
+
+#include "private.h"
+
+extern struct rte_pci_bus rte_pci_bus;
+
+#define SYSFS_PCI_DEVICES "/sys/bus/pci/devices"
+
+const char *pci_get_sysfs_path(void)
+{
+	const char *path = NULL;
+
+	path = getenv("SYSFS_PCI_DEVICES");
+	if (path == NULL)
+		return SYSFS_PCI_DEVICES;
+
+	return path;
+}
+
+static struct rte_devargs *pci_devargs_lookup(struct rte_pci_device *dev)
+{
+	struct rte_devargs *devargs;
+	struct rte_pci_addr addr;
+	struct rte_bus *pbus;
+
+	pbus = rte_bus_find_by_name("pci");
+	TAILQ_FOREACH(devargs, &devargs_list, next) {
+		if (devargs->bus != pbus)
+			continue;
+		devargs->bus->parse(devargs->name, &addr);
+		if (!pci_addr_cmp(&dev->addr, &addr))
+			return devargs;
+	}
+	return NULL;
+}
+
+void
+pci_name_set(struct rte_pci_device *dev)
+{
+	struct rte_devargs *devargs;
+
+	/* Each device has its internal, canonical name set. */
+	rte_pci_device_name(&dev->addr,
+			dev->name, sizeof(dev->name));
+	devargs = pci_devargs_lookup(dev);
+	dev->device.devargs = devargs;
+	/* In blacklist mode, if the device is not blacklisted, no
+	 * rte_devargs exists for it.
+	 */
+	if (devargs != NULL)
+		/* If an rte_devargs exists, the generic rte_device uses the
+		 * given name as its namea
+		 */
+		dev->device.name = dev->device.devargs->name;
+	else
+		/* Otherwise, it uses the internal, canonical form. */
+		dev->device.name = dev->name;
+}
+
+/*
+ * Match the PCI Driver and Device using the ID Table
+ */
+int
+rte_pci_match(const struct rte_pci_driver *pci_drv,
+	      const struct rte_pci_device *pci_dev)
+{
+	const struct rte_pci_id *id_table;
+
+	for (id_table = pci_drv->id_table; id_table->vendor_id != 0;
+	     id_table++) {
+		/* check if device's identifiers match the driver's ones */
+		if (id_table->vendor_id != pci_dev->id.vendor_id &&
+				id_table->vendor_id != PCI_ANY_ID)
+			continue;
+		if (id_table->device_id != pci_dev->id.device_id &&
+				id_table->device_id != PCI_ANY_ID)
+			continue;
+		if (id_table->subsystem_vendor_id !=
+		    pci_dev->id.subsystem_vendor_id &&
+		    id_table->subsystem_vendor_id != PCI_ANY_ID)
+			continue;
+		if (id_table->subsystem_device_id !=
+		    pci_dev->id.subsystem_device_id &&
+		    id_table->subsystem_device_id != PCI_ANY_ID)
+			continue;
+		if (id_table->class_id != pci_dev->id.class_id &&
+				id_table->class_id != RTE_CLASS_ANY_ID)
+			continue;
+
+		return 1;
+	}
+
+	return 0;
+}
+
+/*
+ * If vendor/device ID match, call the probe() function of the
+ * driver.
+ */
+static int
+rte_pci_probe_one_driver(struct rte_pci_driver *dr,
+			 struct rte_pci_device *dev)
+{
+	int ret;
+	struct rte_pci_addr *loc;
+
+	if ((dr == NULL) || (dev == NULL))
+		return -EINVAL;
+
+	loc = &dev->addr;
+
+	/* The device is not blacklisted; Check if driver supports it */
+	if (!rte_pci_match(dr, dev))
+		/* Match of device and driver failed */
+		return 1;
+
+	RTE_LOG(INFO, EAL, "PCI device "PCI_PRI_FMT" on NUMA socket %i\n",
+			loc->domain, loc->bus, loc->devid, loc->function,
+			dev->device.numa_node);
+
+	/* no initialization when blacklisted, return without error */
+	if (dev->device.devargs != NULL &&
+		dev->device.devargs->policy ==
+			RTE_DEV_BLACKLISTED) {
+		RTE_LOG(INFO, EAL, "  Device is blacklisted, not"
+			" initializing\n");
+		return 1;
+	}
+
+	if (dev->device.numa_node < 0) {
+		RTE_LOG(WARNING, EAL, "  Invalid NUMA socket, default to 0\n");
+		dev->device.numa_node = 0;
+	}
+
+	RTE_LOG(INFO, EAL, "  probe driver: %x:%x %s\n", dev->id.vendor_id,
+		dev->id.device_id, dr->driver.name);
+
+	if (dr->drv_flags & RTE_PCI_DRV_NEED_MAPPING) {
+		/* map resources for devices that use igb_uio */
+		ret = rte_pci_map_device(dev);
+		if (ret != 0)
+			return ret;
+	}
+
+	/* reference driver structure */
+	dev->driver = dr;
+	dev->device.driver = &dr->driver;
+
+	/* call the driver probe() function */
+	ret = dr->probe(dr, dev);
+	if (ret) {
+		dev->driver = NULL;
+		dev->device.driver = NULL;
+		if ((dr->drv_flags & RTE_PCI_DRV_NEED_MAPPING) &&
+			/* Don't unmap if device is unsupported and
+			 * driver needs mapped resources.
+			 */
+			!(ret > 0 &&
+				(dr->drv_flags & RTE_PCI_DRV_KEEP_MAPPED_RES)))
+			rte_pci_unmap_device(dev);
+	}
+
+	return ret;
+}
+
+/*
+ * If vendor/device ID match, call the remove() function of the
+ * driver.
+ */
+static int
+rte_pci_detach_dev(struct rte_pci_device *dev)
+{
+	struct rte_pci_addr *loc;
+	struct rte_pci_driver *dr;
+	int ret = 0;
+
+	if (dev == NULL)
+		return -EINVAL;
+
+	dr = dev->driver;
+	loc = &dev->addr;
+
+	RTE_LOG(DEBUG, EAL, "PCI device "PCI_PRI_FMT" on NUMA socket %i\n",
+			loc->domain, loc->bus, loc->devid,
+			loc->function, dev->device.numa_node);
+
+	RTE_LOG(DEBUG, EAL, "  remove driver: %x:%x %s\n", dev->id.vendor_id,
+			dev->id.device_id, dr->driver.name);
+
+	if (dr->remove) {
+		ret = dr->remove(dev);
+		if (ret < 0)
+			return ret;
+	}
+
+	/* clear driver structure */
+	dev->driver = NULL;
+
+	if (dr->drv_flags & RTE_PCI_DRV_NEED_MAPPING)
+		/* unmap resources for devices that use igb_uio */
+		rte_pci_unmap_device(dev);
+
+	return 0;
+}
+
+/*
+ * If vendor/device ID match, call the probe() function of all
+ * registered driver for the given device. Return -1 if initialization
+ * failed, return 1 if no driver is found for this device.
+ */
+static int
+pci_probe_all_drivers(struct rte_pci_device *dev)
+{
+	struct rte_pci_driver *dr = NULL;
+	int rc = 0;
+
+	if (dev == NULL)
+		return -1;
+
+	/* Check if a driver is already loaded */
+	if (dev->driver != NULL)
+		return 0;
+
+	FOREACH_DRIVER_ON_PCIBUS(dr) {
+		rc = rte_pci_probe_one_driver(dr, dev);
+		if (rc < 0)
+			/* negative value is an error */
+			return -1;
+		if (rc > 0)
+			/* positive value means driver doesn't support it */
+			continue;
+		return 0;
+	}
+	return 1;
+}
+
+/*
+ * Find the pci device specified by pci address, then invoke probe function of
+ * the driver of the device.
+ */
+int
+rte_pci_probe_one(const struct rte_pci_addr *addr)
+{
+	struct rte_pci_device *dev = NULL;
+
+	int ret = 0;
+
+	if (addr == NULL)
+		return -1;
+
+	/* update current pci device in global list, kernel bindings might have
+	 * changed since last time we looked at it.
+	 */
+	if (pci_update_device(addr) < 0)
+		goto err_return;
+
+	FOREACH_DEVICE_ON_PCIBUS(dev) {
+		if (pci_addr_cmp(&dev->addr, addr))
+			continue;
+
+		ret = pci_probe_all_drivers(dev);
+		if (ret)
+			goto err_return;
+		return 0;
+	}
+	return -1;
+
+err_return:
+	RTE_LOG(WARNING, EAL,
+		"Requested device " PCI_PRI_FMT " cannot be used\n",
+		addr->domain, addr->bus, addr->devid, addr->function);
+	return -1;
+}
+
+/*
+ * Detach device specified by its pci address.
+ */
+int
+rte_pci_detach(const struct rte_pci_addr *addr)
+{
+	struct rte_pci_device *dev = NULL;
+	int ret = 0;
+
+	if (addr == NULL)
+		return -1;
+
+	FOREACH_DEVICE_ON_PCIBUS(dev) {
+		if (pci_addr_cmp(&dev->addr, addr))
+			continue;
+
+		ret = rte_pci_detach_dev(dev);
+		if (ret < 0)
+			/* negative value is an error */
+			goto err_return;
+		if (ret > 0)
+			/* positive value means driver doesn't support it */
+			continue;
+
+		rte_pci_remove_device(dev);
+		free(dev);
+		return 0;
+	}
+	return -1;
+
+err_return:
+	RTE_LOG(WARNING, EAL, "Requested device " PCI_PRI_FMT
+			" cannot be used\n", dev->addr.domain, dev->addr.bus,
+			dev->addr.devid, dev->addr.function);
+	return -1;
+}
+
+/*
+ * Scan the content of the PCI bus, and call the probe() function for
+ * all registered drivers that have a matching entry in its id_table
+ * for discovered devices.
+ */
+int
+rte_pci_probe(void)
+{
+	struct rte_pci_device *dev = NULL;
+	size_t probed = 0, failed = 0;
+	struct rte_devargs *devargs;
+	int probe_all = 0;
+	int ret = 0;
+
+	if (rte_pci_bus.bus.conf.scan_mode != RTE_BUS_SCAN_WHITELIST)
+		probe_all = 1;
+
+	FOREACH_DEVICE_ON_PCIBUS(dev) {
+		probed++;
+
+		devargs = dev->device.devargs;
+		/* probe all or only whitelisted devices */
+		if (probe_all)
+			ret = pci_probe_all_drivers(dev);
+		else if (devargs != NULL &&
+			devargs->policy == RTE_DEV_WHITELISTED)
+			ret = pci_probe_all_drivers(dev);
+		if (ret < 0) {
+			RTE_LOG(ERR, EAL, "Requested device " PCI_PRI_FMT
+				 " cannot be used\n", dev->addr.domain, dev->addr.bus,
+				 dev->addr.devid, dev->addr.function);
+			rte_errno = errno;
+			failed++;
+			ret = 0;
+		}
+	}
+
+	return (probed && probed == failed) ? -1 : 0;
+}
+
+/* dump one device */
+static int
+pci_dump_one_device(FILE *f, struct rte_pci_device *dev)
+{
+	int i;
+
+	fprintf(f, PCI_PRI_FMT, dev->addr.domain, dev->addr.bus,
+	       dev->addr.devid, dev->addr.function);
+	fprintf(f, " - vendor:%x device:%x\n", dev->id.vendor_id,
+	       dev->id.device_id);
+
+	for (i = 0; i != sizeof(dev->mem_resource) /
+		sizeof(dev->mem_resource[0]); i++) {
+		fprintf(f, "   %16.16"PRIx64" %16.16"PRIx64"\n",
+			dev->mem_resource[i].phys_addr,
+			dev->mem_resource[i].len);
+	}
+	return 0;
+}
+
+/* dump devices on the bus */
+void
+rte_pci_dump(FILE *f)
+{
+	struct rte_pci_device *dev = NULL;
+
+	FOREACH_DEVICE_ON_PCIBUS(dev) {
+		pci_dump_one_device(f, dev);
+	}
+}
+
+static int
+pci_parse(const char *name, void *addr)
+{
+	struct rte_pci_addr *out = addr;
+	struct rte_pci_addr pci_addr;
+	bool parse;
+
+	parse = (pci_addr_parse(name, &pci_addr) == 0);
+	if (parse && addr != NULL)
+		*out = pci_addr;
+	return parse == false;
+}
+
+/* register a driver */
+void
+rte_pci_register(struct rte_pci_driver *driver)
+{
+	TAILQ_INSERT_TAIL(&rte_pci_bus.driver_list, driver, next);
+	driver->bus = &rte_pci_bus;
+}
+
+/* unregister a driver */
+void
+rte_pci_unregister(struct rte_pci_driver *driver)
+{
+	TAILQ_REMOVE(&rte_pci_bus.driver_list, driver, next);
+	driver->bus = NULL;
+}
+
+/* Add a device to PCI bus */
+void
+rte_pci_add_device(struct rte_pci_device *pci_dev)
+{
+	TAILQ_INSERT_TAIL(&rte_pci_bus.device_list, pci_dev, next);
+}
+
+/* Insert a device into a predefined position in PCI bus */
+void
+rte_pci_insert_device(struct rte_pci_device *exist_pci_dev,
+		      struct rte_pci_device *new_pci_dev)
+{
+	TAILQ_INSERT_BEFORE(exist_pci_dev, new_pci_dev, next);
+}
+
+/* Remove a device from PCI bus */
+void
+rte_pci_remove_device(struct rte_pci_device *pci_dev)
+{
+	TAILQ_REMOVE(&rte_pci_bus.device_list, pci_dev, next);
+}
+
+static struct rte_device *
+pci_find_device(const struct rte_device *start, rte_dev_cmp_t cmp,
+		const void *data)
+{
+	struct rte_pci_device *dev;
+
+	FOREACH_DEVICE_ON_PCIBUS(dev) {
+		if (start && &dev->device == start) {
+			start = NULL; /* starting point found */
+			continue;
+		}
+		if (cmp(&dev->device, data) == 0)
+			return &dev->device;
+	}
+
+	return NULL;
+}
+
+static int
+pci_plug(struct rte_device *dev)
+{
+	return pci_probe_all_drivers(RTE_DEV_TO_PCI(dev));
+}
+
+static int
+pci_unplug(struct rte_device *dev)
+{
+	struct rte_pci_device *pdev;
+	int ret;
+
+	pdev = RTE_DEV_TO_PCI(dev);
+	ret = rte_pci_detach_dev(pdev);
+	if (ret == 0) {
+		rte_pci_remove_device(pdev);
+		free(pdev);
+	}
+	return ret;
+}
+
+struct rte_pci_bus rte_pci_bus = {
+	.bus = {
+		.scan = rte_pci_scan,
+		.probe = rte_pci_probe,
+		.find_device = pci_find_device,
+		.plug = pci_plug,
+		.unplug = pci_unplug,
+		.parse = pci_parse,
+		.get_iommu_class = rte_pci_get_iommu_class,
+	},
+	.device_list = TAILQ_HEAD_INITIALIZER(rte_pci_bus.device_list),
+	.driver_list = TAILQ_HEAD_INITIALIZER(rte_pci_bus.driver_list),
+};
+
+RTE_REGISTER_BUS(pci, rte_pci_bus.bus);
diff --git a/drivers/bus/pci/pci_common_uio.c b/drivers/bus/pci/pci_common_uio.c
new file mode 100644
index 0000000..b58bcf5
--- /dev/null
+++ b/drivers/bus/pci/pci_common_uio.c
@@ -0,0 +1,235 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <fcntl.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/mman.h>
+
+#include <rte_eal.h>
+#include <rte_pci.h>
+#include <rte_bus_pci.h>
+#include <rte_tailq.h>
+#include <rte_log.h>
+#include <rte_malloc.h>
+
+#include "private.h"
+
+static struct rte_tailq_elem rte_uio_tailq = {
+	.name = "UIO_RESOURCE_LIST",
+};
+EAL_REGISTER_TAILQ(rte_uio_tailq)
+
+static int
+pci_uio_map_secondary(struct rte_pci_device *dev)
+{
+	int fd, i, j;
+	struct mapped_pci_resource *uio_res;
+	struct mapped_pci_res_list *uio_res_list =
+			RTE_TAILQ_CAST(rte_uio_tailq.head, mapped_pci_res_list);
+
+	TAILQ_FOREACH(uio_res, uio_res_list, next) {
+
+		/* skip this element if it doesn't match our PCI address */
+		if (pci_addr_cmp(&uio_res->pci_addr, &dev->addr))
+			continue;
+
+		for (i = 0; i != uio_res->nb_maps; i++) {
+			/*
+			 * open devname, to mmap it
+			 */
+			fd = open(uio_res->maps[i].path, O_RDWR);
+			if (fd < 0) {
+				RTE_LOG(ERR, EAL, "Cannot open %s: %s\n",
+					uio_res->maps[i].path, strerror(errno));
+				return -1;
+			}
+
+			void *mapaddr = pci_map_resource(uio_res->maps[i].addr,
+					fd, (off_t)uio_res->maps[i].offset,
+					(size_t)uio_res->maps[i].size, 0);
+			/* fd is not needed in slave process, close it */
+			close(fd);
+			if (mapaddr != uio_res->maps[i].addr) {
+				RTE_LOG(ERR, EAL,
+					"Cannot mmap device resource file %s to address: %p\n",
+					uio_res->maps[i].path,
+					uio_res->maps[i].addr);
+				if (mapaddr != MAP_FAILED) {
+					/* unmap addrs correctly mapped */
+					for (j = 0; j < i; j++)
+						pci_unmap_resource(
+							uio_res->maps[j].addr,
+							(size_t)uio_res->maps[j].size);
+					/* unmap addr wrongly mapped */
+					pci_unmap_resource(mapaddr,
+						(size_t)uio_res->maps[i].size);
+				}
+				return -1;
+			}
+		}
+		return 0;
+	}
+
+	RTE_LOG(ERR, EAL, "Cannot find resource for device\n");
+	return 1;
+}
+
+/* map the PCI resource of a PCI device in virtual memory */
+int
+pci_uio_map_resource(struct rte_pci_device *dev)
+{
+	int i, map_idx = 0, ret;
+	uint64_t phaddr;
+	struct mapped_pci_resource *uio_res = NULL;
+	struct mapped_pci_res_list *uio_res_list =
+		RTE_TAILQ_CAST(rte_uio_tailq.head, mapped_pci_res_list);
+
+	dev->intr_handle.fd = -1;
+	dev->intr_handle.uio_cfg_fd = -1;
+	dev->intr_handle.type = RTE_INTR_HANDLE_UNKNOWN;
+
+	/* secondary processes - use already recorded details */
+	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+		return pci_uio_map_secondary(dev);
+
+	/* allocate uio resource */
+	ret = pci_uio_alloc_resource(dev, &uio_res);
+	if (ret)
+		return ret;
+
+	/* Map all BARs */
+	for (i = 0; i != PCI_MAX_RESOURCE; i++) {
+		/* skip empty BAR */
+		phaddr = dev->mem_resource[i].phys_addr;
+		if (phaddr == 0)
+			continue;
+
+		ret = pci_uio_map_resource_by_index(dev, i,
+				uio_res, map_idx);
+		if (ret)
+			goto error;
+
+		map_idx++;
+	}
+
+	uio_res->nb_maps = map_idx;
+
+	TAILQ_INSERT_TAIL(uio_res_list, uio_res, next);
+
+	return 0;
+error:
+	for (i = 0; i < map_idx; i++) {
+		pci_unmap_resource(uio_res->maps[i].addr,
+				(size_t)uio_res->maps[i].size);
+		rte_free(uio_res->maps[i].path);
+	}
+	pci_uio_free_resource(dev, uio_res);
+	return -1;
+}
+
+static void
+pci_uio_unmap(struct mapped_pci_resource *uio_res)
+{
+	int i;
+
+	if (uio_res == NULL)
+		return;
+
+	for (i = 0; i != uio_res->nb_maps; i++) {
+		pci_unmap_resource(uio_res->maps[i].addr,
+				(size_t)uio_res->maps[i].size);
+		if (rte_eal_process_type() == RTE_PROC_PRIMARY)
+			rte_free(uio_res->maps[i].path);
+	}
+}
+
+static struct mapped_pci_resource *
+pci_uio_find_resource(struct rte_pci_device *dev)
+{
+	struct mapped_pci_resource *uio_res;
+	struct mapped_pci_res_list *uio_res_list =
+			RTE_TAILQ_CAST(rte_uio_tailq.head, mapped_pci_res_list);
+
+	if (dev == NULL)
+		return NULL;
+
+	TAILQ_FOREACH(uio_res, uio_res_list, next) {
+
+		/* skip this element if it doesn't match our PCI address */
+		if (!pci_addr_cmp(&uio_res->pci_addr, &dev->addr))
+			return uio_res;
+	}
+	return NULL;
+}
+
+/* unmap the PCI resource of a PCI device in virtual memory */
+void
+pci_uio_unmap_resource(struct rte_pci_device *dev)
+{
+	struct mapped_pci_resource *uio_res;
+	struct mapped_pci_res_list *uio_res_list =
+			RTE_TAILQ_CAST(rte_uio_tailq.head, mapped_pci_res_list);
+
+	if (dev == NULL)
+		return;
+
+	/* find an entry for the device */
+	uio_res = pci_uio_find_resource(dev);
+	if (uio_res == NULL)
+		return;
+
+	/* secondary processes - just free maps */
+	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+		return pci_uio_unmap(uio_res);
+
+	TAILQ_REMOVE(uio_res_list, uio_res, next);
+
+	/* unmap all resources */
+	pci_uio_unmap(uio_res);
+
+	/* free uio resource */
+	rte_free(uio_res);
+
+	/* close fd if in primary process */
+	close(dev->intr_handle.fd);
+	if (dev->intr_handle.uio_cfg_fd >= 0) {
+		close(dev->intr_handle.uio_cfg_fd);
+		dev->intr_handle.uio_cfg_fd = -1;
+	}
+
+	dev->intr_handle.fd = -1;
+	dev->intr_handle.type = RTE_INTR_HANDLE_UNKNOWN;
+}
diff --git a/drivers/bus/pci/private.h b/drivers/bus/pci/private.h
new file mode 100644
index 0000000..2283f09
--- /dev/null
+++ b/drivers/bus/pci/private.h
@@ -0,0 +1,248 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2017 6WIND. All rights reserved.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of 6WIND nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _PCI_PRIVATE_H_
+#define _PCI_PRIVATE_H_
+
+#include <stdbool.h>
+#include <stdio.h>
+#include <rte_pci.h>
+#include <rte_bus_pci.h>
+
+struct rte_pci_driver;
+struct rte_pci_device;
+
+/**
+ * Probe the PCI bus
+ *
+ * @return
+ *   - 0 on success.
+ *   - !0 on error.
+ */
+int
+rte_pci_probe(void);
+
+/**
+ * Scan the content of the PCI bus, and the devices in the devices
+ * list
+ *
+ * @return
+ *  0 on success, negative on error
+ */
+int rte_pci_scan(void);
+
+/**
+ * Probe the single PCI device.
+ *
+ * Scan the content of the PCI bus, and find the pci device specified by pci
+ * address, then call the probe() function for registered driver that has a
+ * matching entry in its id_table for discovered device.
+ *
+ * @param addr
+ *	The PCI Bus-Device-Function address to probe.
+ * @return
+ *   - 0 on success.
+ *   - Negative on error.
+ */
+int rte_pci_probe_one(const struct rte_pci_addr *addr);
+
+/**
+ * Close the single PCI device.
+ *
+ * Scan the content of the PCI bus, and find the pci device specified by pci
+ * address, then call the remove() function for registered driver that has a
+ * matching entry in its id_table for discovered device.
+ *
+ * @param addr
+ *	The PCI Bus-Device-Function address to close.
+ * @return
+ *   - 0 on success.
+ *   - Negative on error.
+ */
+int rte_pci_detach(const struct rte_pci_addr *addr);
+
+/**
+ * Find the name of a PCI device.
+ */
+void
+pci_name_set(struct rte_pci_device *dev);
+
+/**
+ * Add a PCI device to the PCI Bus (append to PCI Device list). This function
+ * also updates the bus references of the PCI Device (and the generic device
+ * object embedded within.
+ *
+ * @param pci_dev
+ *	PCI device to add
+ * @return void
+ */
+void rte_pci_add_device(struct rte_pci_device *pci_dev);
+
+/**
+ * Insert a PCI device in the PCI Bus at a particular location in the device
+ * list. It also updates the PCI Bus reference of the new devices to be
+ * inserted.
+ *
+ * @param exist_pci_dev
+ *	Existing PCI device in PCI Bus
+ * @param new_pci_dev
+ *	PCI device to be added before exist_pci_dev
+ * @return void
+ */
+void rte_pci_insert_device(struct rte_pci_device *exist_pci_dev,
+		struct rte_pci_device *new_pci_dev);
+
+/**
+ * Remove a PCI device from the PCI Bus. This sets to NULL the bus references
+ * in the PCI device object as well as the generic device object.
+ *
+ * @param pci_device
+ *	PCI device to be removed from PCI Bus
+ * @return void
+ */
+void rte_pci_remove_device(struct rte_pci_device *pci_device);
+
+/**
+ * Update a pci device object by asking the kernel for the latest information.
+ *
+ * This function is private to EAL.
+ *
+ * @param addr
+ *	The PCI Bus-Device-Function address to look for
+ * @return
+ *   - 0 on success.
+ *   - negative on error.
+ */
+int pci_update_device(const struct rte_pci_addr *addr);
+
+/**
+ * Unbind kernel driver for this device
+ *
+ * This function is private to EAL.
+ *
+ * @return
+ *   0 on success, negative on error
+ */
+int pci_unbind_kernel_driver(struct rte_pci_device *dev);
+
+/**
+ * Map the PCI resource of a PCI device in virtual memory
+ *
+ * This function is private to EAL.
+ *
+ * @return
+ *   0 on success, negative on error
+ */
+int pci_uio_map_resource(struct rte_pci_device *dev);
+
+/**
+ * Unmap the PCI resource of a PCI device
+ *
+ * This function is private to EAL.
+ */
+void pci_uio_unmap_resource(struct rte_pci_device *dev);
+
+/**
+ * Allocate uio resource for PCI device
+ *
+ * This function is private to EAL.
+ *
+ * @param dev
+ *   PCI device to allocate uio resource
+ * @param uio_res
+ *   Pointer to uio resource.
+ *   If the function returns 0, the pointer will be filled.
+ * @return
+ *   0 on success, negative on error
+ */
+int pci_uio_alloc_resource(struct rte_pci_device *dev,
+		struct mapped_pci_resource **uio_res);
+
+/**
+ * Free uio resource for PCI device
+ *
+ * This function is private to EAL.
+ *
+ * @param dev
+ *   PCI device to free uio resource
+ * @param uio_res
+ *   Pointer to uio resource.
+ */
+void pci_uio_free_resource(struct rte_pci_device *dev,
+		struct mapped_pci_resource *uio_res);
+
+/**
+ * Map device memory to uio resource
+ *
+ * This function is private to EAL.
+ *
+ * @param dev
+ *   PCI device that has memory information.
+ * @param res_idx
+ *   Memory resource index of the PCI device.
+ * @param uio_res
+ *  uio resource that will keep mapping information.
+ * @param map_idx
+ *   Mapping information index of the uio resource.
+ * @return
+ *   0 on success, negative on error
+ */
+int pci_uio_map_resource_by_index(struct rte_pci_device *dev, int res_idx,
+		struct mapped_pci_resource *uio_res, int map_idx);
+
+/*
+ * Match the PCI Driver and Device using the ID Table
+ *
+ * @param pci_drv
+ *      PCI driver from which ID table would be extracted
+ * @param pci_dev
+ *      PCI device to match against the driver
+ * @return
+ *      1 for successful match
+ *      0 for unsuccessful match
+ */
+int
+rte_pci_match(const struct rte_pci_driver *pci_drv,
+	      const struct rte_pci_device *pci_dev);
+
+/**
+ * Get iommu class of PCI devices on the bus.
+ * And return their preferred iova mapping mode.
+ *
+ * @return
+ *   - enum rte_iova_mode.
+ */
+enum rte_iova_mode
+rte_pci_get_iommu_class(void);
+
+#endif /* _PCI_PRIVATE_H_ */
diff --git a/drivers/bus/pci/rte_bus_pci_version.map b/drivers/bus/pci/rte_bus_pci_version.map
new file mode 100644
index 0000000..ee67033
--- /dev/null
+++ b/drivers/bus/pci/rte_bus_pci_version.map
@@ -0,0 +1,17 @@
+DPDK_17.11 {
+	global:
+
+	rte_pci_dump;
+	rte_pci_ioport_map;
+	rte_pci_ioport_read;
+	rte_pci_ioport_unmap;
+	rte_pci_ioport_write;
+	rte_pci_map_device;
+	rte_pci_read_config;
+	rte_pci_register;
+	rte_pci_unmap_device;
+	rte_pci_unregister;
+	rte_pci_write_config;
+
+	local: *;
+};
diff --git a/drivers/crypto/qat/Makefile b/drivers/crypto/qat/Makefile
index c38b80d..745d019 100644
--- a/drivers/crypto/qat/Makefile
+++ b/drivers/crypto/qat/Makefile
@@ -45,6 +45,7 @@ CFLAGS += -I$(SRCDIR)/qat_adf
 LDLIBS += -lcrypto
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_cryptodev
+LDLIBS += -lrte_pci -lrte_bus_pci
 
 # library source files
 SRCS-$(CONFIG_RTE_LIBRTE_PMD_QAT) += qat_crypto.c
diff --git a/drivers/crypto/qat/qat_qp.c b/drivers/crypto/qat/qat_qp.c
index 8bd60ff..814ba17 100644
--- a/drivers/crypto/qat/qat_qp.c
+++ b/drivers/crypto/qat/qat_qp.c
@@ -37,6 +37,7 @@
 #include <rte_memzone.h>
 #include <rte_cryptodev_pmd.h>
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_atomic.h>
 #include <rte_prefetch.h>
 
diff --git a/drivers/crypto/qat/rte_qat_cryptodev.c b/drivers/crypto/qat/rte_qat_cryptodev.c
index 701c5a6..4f8e4bf 100644
--- a/drivers/crypto/qat/rte_qat_cryptodev.c
+++ b/drivers/crypto/qat/rte_qat_cryptodev.c
@@ -31,6 +31,7 @@
  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
+#include <rte_bus_pci.h>
 #include <rte_common.h>
 #include <rte_dev.h>
 #include <rte_malloc.h>
diff --git a/drivers/event/octeontx/Makefile b/drivers/event/octeontx/Makefile
index 59639b2..ae901a3 100644
--- a/drivers/event/octeontx/Makefile
+++ b/drivers/event/octeontx/Makefile
@@ -42,6 +42,7 @@ CFLAGS += -I$(RTE_SDK)/drivers/mempool/octeontx/
 CFLAGS += -I$(RTE_SDK)/drivers/net/octeontx/
 
 LDLIBS += -lrte_eal -lrte_eventdev -lrte_mempool_octeontx
+LDLIBS += -lrte_bus_pci
 
 EXPORT_MAP := rte_pmd_octeontx_ssovf_version.map
 
diff --git a/drivers/event/skeleton/Makefile b/drivers/event/skeleton/Makefile
index e4a9f41..65e1641 100644
--- a/drivers/event/skeleton/Makefile
+++ b/drivers/event/skeleton/Makefile
@@ -39,6 +39,7 @@ LIB = librte_pmd_skeleton_event.a
 
 CFLAGS += $(WERROR_FLAGS)
 LDLIBS += -lrte_eal -lrte_eventdev
+LDLIBS += -lrte_pci -lrte_bus_pci
 
 EXPORT_MAP := rte_pmd_skeleton_event_version.map
 
diff --git a/drivers/mempool/octeontx/Makefile b/drivers/mempool/octeontx/Makefile
index 4e8477b..a2e2863 100644
--- a/drivers/mempool/octeontx/Makefile
+++ b/drivers/mempool/octeontx/Makefile
@@ -63,5 +63,6 @@ CFLAGS_rte_mempool_octeontx.o += -Ofast
 endif
 
 LDLIBS += -lrte_eal -lrte_mempool -lrte_ring -lrte_mbuf
+LDLIBS += -lrte_bus_pci
 
 include $(RTE_SDK)/mk/rte.lib.mk
diff --git a/drivers/mempool/octeontx/octeontx_fpavf.c b/drivers/mempool/octeontx/octeontx_fpavf.c
index 831c48d..07b6ffb 100644
--- a/drivers/mempool/octeontx/octeontx_fpavf.c
+++ b/drivers/mempool/octeontx/octeontx_fpavf.c
@@ -41,7 +41,7 @@
 
 #include <rte_atomic.h>
 #include <rte_eal.h>
-#include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_errno.h>
 #include <rte_memory.h>
 #include <rte_malloc.h>
diff --git a/drivers/mempool/octeontx/octeontx_ssovf.c b/drivers/mempool/octeontx/octeontx_ssovf.c
index 9953b2e..012c887 100644
--- a/drivers/mempool/octeontx/octeontx_ssovf.c
+++ b/drivers/mempool/octeontx/octeontx_ssovf.c
@@ -35,6 +35,7 @@
 #include <rte_eal.h>
 #include <rte_io.h>
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 
 #include "octeontx_mbox.h"
 #include "octeontx_pool_logs.h"
diff --git a/drivers/net/ark/Makefile b/drivers/net/ark/Makefile
index 5f70415..f1433bd 100644
--- a/drivers/net/ark/Makefile
+++ b/drivers/net/ark/Makefile
@@ -64,5 +64,6 @@ LDLIBS += -ldl
 endif
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs
+LDLIBS += -lrte_bus_pci
 
 include $(RTE_SDK)/mk/rte.lib.mk
diff --git a/drivers/net/ark/ark_ethdev.c b/drivers/net/ark/ark_ethdev.c
index 1760628..ff87c20 100644
--- a/drivers/net/ark/ark_ethdev.c
+++ b/drivers/net/ark/ark_ethdev.c
@@ -35,6 +35,7 @@
 #include <sys/stat.h>
 #include <dlfcn.h>
 
+#include <rte_bus_pci.h>
 #include <rte_ethdev_pci.h>
 #include <rte_kvargs.h>
 
diff --git a/drivers/net/avp/Makefile b/drivers/net/avp/Makefile
index a754fa0..c29ecf4 100644
--- a/drivers/net/avp/Makefile
+++ b/drivers/net/avp/Makefile
@@ -41,6 +41,7 @@ CFLAGS += -O3
 CFLAGS += $(WERROR_FLAGS) -I$(SRCDIR)
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs
+LDLIBS += -lrte_bus_pci
 
 EXPORT_MAP := rte_pmd_avp_version.map
 
diff --git a/drivers/net/avp/avp_ethdev.c b/drivers/net/avp/avp_ethdev.c
index 4b336bd..ad41222 100644
--- a/drivers/net/avp/avp_ethdev.c
+++ b/drivers/net/avp/avp_ethdev.c
@@ -36,6 +36,7 @@
 #include <errno.h>
 #include <unistd.h>
 
+#include <rte_bus_pci.h>
 #include <rte_ethdev.h>
 #include <rte_ethdev_pci.h>
 #include <rte_memcpy.h>
@@ -45,6 +46,7 @@
 #include <rte_atomic.h>
 #include <rte_branch_prediction.h>
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_ether.h>
 #include <rte_common.h>
 #include <rte_cycles.h>
diff --git a/drivers/net/bnx2x/Makefile b/drivers/net/bnx2x/Makefile
index 762d42e..90ff8b1 100644
--- a/drivers/net/bnx2x/Makefile
+++ b/drivers/net/bnx2x/Makefile
@@ -11,6 +11,7 @@ CFLAGS += -DZLIB_CONST
 LDLIBS += -lz
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs
+LDLIBS += -lrte_bus_pci
 
 EXPORT_MAP := rte_pmd_bnx2x_version.map
 
diff --git a/drivers/net/bnxt/Makefile b/drivers/net/bnxt/Makefile
index 7aed17e..2aa0441 100644
--- a/drivers/net/bnxt/Makefile
+++ b/drivers/net/bnxt/Makefile
@@ -46,6 +46,7 @@ CFLAGS += -O3
 CFLAGS += $(WERROR_FLAGS)
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs
+LDLIBS += -lrte_bus_pci
 
 EXPORT_MAP := rte_pmd_bnxt_version.map
 
diff --git a/drivers/net/bnxt/bnxt.h b/drivers/net/bnxt/bnxt.h
index 294a174..039b248 100644
--- a/drivers/net/bnxt/bnxt.h
+++ b/drivers/net/bnxt/bnxt.h
@@ -39,6 +39,7 @@
 #include <sys/queue.h>
 
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_ethdev.h>
 #include <rte_memory.h>
 #include <rte_lcore.h>
diff --git a/drivers/net/bonding/Makefile b/drivers/net/bonding/Makefile
index 84ef4ed..b86b240 100644
--- a/drivers/net/bonding/Makefile
+++ b/drivers/net/bonding/Makefile
@@ -40,6 +40,7 @@ CFLAGS += -O3
 CFLAGS += $(WERROR_FLAGS)
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs -lrte_cmdline
+LDLIBS += -lrte_pci -lrte_bus_pci
 
 EXPORT_MAP := rte_pmd_bond_version.map
 
diff --git a/drivers/net/bonding/rte_eth_bond_args.c b/drivers/net/bonding/rte_eth_bond_args.c
index ebbcc5b..e816da3 100644
--- a/drivers/net/bonding/rte_eth_bond_args.c
+++ b/drivers/net/bonding/rte_eth_bond_args.c
@@ -33,6 +33,7 @@
 
 #include <rte_devargs.h>
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_kvargs.h>
 
 #include <cmdline_parse.h>
diff --git a/drivers/net/cxgbe/Makefile b/drivers/net/cxgbe/Makefile
index 49a49c7..65df142 100644
--- a/drivers/net/cxgbe/Makefile
+++ b/drivers/net/cxgbe/Makefile
@@ -64,6 +64,7 @@ CFLAGS_BASE_DRIVER =
 endif
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs
+LDLIBS += -lrte_bus_pci
 
 #
 # Add extra flags for base driver files (also known as shared code)
diff --git a/drivers/net/cxgbe/base/adapter.h b/drivers/net/cxgbe/base/adapter.h
index 5e5f221..f2057af 100644
--- a/drivers/net/cxgbe/base/adapter.h
+++ b/drivers/net/cxgbe/base/adapter.h
@@ -36,6 +36,7 @@
 #ifndef __T4_ADAPTER_H__
 #define __T4_ADAPTER_H__
 
+#include <rte_bus_pci.h>
 #include <rte_mbuf.h>
 #include <rte_io.h>
 
diff --git a/drivers/net/cxgbe/cxgbe_ethdev.c b/drivers/net/cxgbe/cxgbe_ethdev.c
index 02b4f62..b1405e5 100644
--- a/drivers/net/cxgbe/cxgbe_ethdev.c
+++ b/drivers/net/cxgbe/cxgbe_ethdev.c
@@ -48,6 +48,7 @@
 #include <rte_log.h>
 #include <rte_debug.h>
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_atomic.h>
 #include <rte_branch_prediction.h>
 #include <rte_memory.h>
diff --git a/drivers/net/e1000/Makefile b/drivers/net/e1000/Makefile
index 833034e..3f0344b 100644
--- a/drivers/net/e1000/Makefile
+++ b/drivers/net/e1000/Makefile
@@ -40,6 +40,7 @@ CFLAGS += -O3
 CFLAGS += $(WERROR_FLAGS)
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs
+LDLIBS += -lrte_bus_pci
 
 EXPORT_MAP := rte_pmd_e1000_version.map
 
diff --git a/drivers/net/e1000/em_ethdev.c b/drivers/net/e1000/em_ethdev.c
index a3e72b7..4cabc7d 100644
--- a/drivers/net/e1000/em_ethdev.c
+++ b/drivers/net/e1000/em_ethdev.c
@@ -43,6 +43,7 @@
 #include <rte_log.h>
 #include <rte_debug.h>
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_ether.h>
 #include <rte_ethdev.h>
 #include <rte_ethdev_pci.h>
diff --git a/drivers/net/e1000/igb_ethdev.c b/drivers/net/e1000/igb_ethdev.c
index e829035..0a6c97e 100644
--- a/drivers/net/e1000/igb_ethdev.c
+++ b/drivers/net/e1000/igb_ethdev.c
@@ -43,6 +43,7 @@
 #include <rte_log.h>
 #include <rte_debug.h>
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_ether.h>
 #include <rte_ethdev.h>
 #include <rte_ethdev_pci.h>
diff --git a/drivers/net/e1000/igb_pf.c b/drivers/net/e1000/igb_pf.c
index 6809d30..cd6ae2f 100644
--- a/drivers/net/e1000/igb_pf.c
+++ b/drivers/net/e1000/igb_pf.c
@@ -39,6 +39,7 @@
 #include <stdarg.h>
 #include <inttypes.h>
 
+#include <rte_bus_pci.h>
 #include <rte_interrupts.h>
 #include <rte_log.h>
 #include <rte_debug.h>
diff --git a/drivers/net/ena/Makefile b/drivers/net/ena/Makefile
index 1cab5e2..f9bfe05 100644
--- a/drivers/net/ena/Makefile
+++ b/drivers/net/ena/Makefile
@@ -54,5 +54,6 @@ SRCS-$(CONFIG_RTE_LIBRTE_ENA_PMD) += ena_eth_com.c
 CFLAGS += $(INCLUDES)
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs
+LDLIBS += -lrte_bus_pci
 
 include $(RTE_SDK)/mk/rte.lib.mk
diff --git a/drivers/net/ena/ena_ethdev.h b/drivers/net/ena/ena_ethdev.h
index dc3080f..be8bc9f 100644
--- a/drivers/net/ena/ena_ethdev.h
+++ b/drivers/net/ena/ena_ethdev.h
@@ -35,6 +35,7 @@
 #define _ENA_ETHDEV_H_
 
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 
 #include "ena_com.h"
 
diff --git a/drivers/net/enic/Makefile b/drivers/net/enic/Makefile
index 6a99a99..5191db5 100644
--- a/drivers/net/enic/Makefile
+++ b/drivers/net/enic/Makefile
@@ -47,6 +47,7 @@ CFLAGS += -O3
 CFLAGS += $(WERROR_FLAGS) -Wno-strict-aliasing
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs -lrte_hash
+LDLIBS += -lrte_bus_pci
 
 VPATH += $(SRCDIR)/src
 
diff --git a/drivers/net/enic/base/vnic_dev.h b/drivers/net/enic/base/vnic_dev.h
index 9a9e691..c9ca25b 100644
--- a/drivers/net/enic/base/vnic_dev.h
+++ b/drivers/net/enic/base/vnic_dev.h
@@ -35,8 +35,10 @@
 #ifndef _VNIC_DEV_H_
 #define _VNIC_DEV_H_
 
+#include <rte_pci.h>
+#include <rte_bus_pci.h>
+
 #include "enic_compat.h"
-#include "rte_pci.h"
 #include "vnic_resource.h"
 #include "vnic_devcmd.h"
 
diff --git a/drivers/net/enic/enic_ethdev.c b/drivers/net/enic/enic_ethdev.c
index c02f9b7..669dbf3 100644
--- a/drivers/net/enic/enic_ethdev.c
+++ b/drivers/net/enic/enic_ethdev.c
@@ -37,6 +37,7 @@
 
 #include <rte_dev.h>
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_ethdev.h>
 #include <rte_ethdev_pci.h>
 #include <rte_string_fns.h>
diff --git a/drivers/net/enic/enic_main.c b/drivers/net/enic/enic_main.c
index 7932605..f2e06e8 100644
--- a/drivers/net/enic/enic_main.c
+++ b/drivers/net/enic/enic_main.c
@@ -40,6 +40,7 @@
 #include <libgen.h>
 
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_memzone.h>
 #include <rte_malloc.h>
 #include <rte_mbuf.h>
diff --git a/drivers/net/fm10k/Makefile b/drivers/net/fm10k/Makefile
index 9d02c21..1129596 100644
--- a/drivers/net/fm10k/Makefile
+++ b/drivers/net/fm10k/Makefile
@@ -78,6 +78,7 @@ endif
 endif
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs -lrte_hash
+LDLIBS += -lrte_bus_pci
 
 #
 # Add extra flags for base driver source files to disable warnings in them
diff --git a/drivers/net/i40e/Makefile b/drivers/net/i40e/Makefile
index 1ec6160..9ab8c84 100644
--- a/drivers/net/i40e/Makefile
+++ b/drivers/net/i40e/Makefile
@@ -41,6 +41,7 @@ CFLAGS += $(WERROR_FLAGS) -DPF_DRIVER -DVF_DRIVER -DINTEGRATED_VF
 CFLAGS += -DX722_A0_SUPPORT
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs -lrte_hash
+LDLIBS += -lrte_bus_pci
 
 EXPORT_MAP := rte_pmd_i40e_version.map
 
diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index 33a5fa8..bcd9ef1 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -43,6 +43,7 @@
 #include <rte_eal.h>
 #include <rte_string_fns.h>
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_ether.h>
 #include <rte_ethdev.h>
 #include <rte_ethdev_pci.h>
diff --git a/drivers/net/i40e/i40e_ethdev_vf.c b/drivers/net/i40e/i40e_ethdev_vf.c
index 6957f52..3b76c9e 100644
--- a/drivers/net/i40e/i40e_ethdev_vf.c
+++ b/drivers/net/i40e/i40e_ethdev_vf.c
@@ -47,6 +47,7 @@
 #include <rte_log.h>
 #include <rte_debug.h>
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_atomic.h>
 #include <rte_branch_prediction.h>
 #include <rte_memory.h>
diff --git a/drivers/net/ixgbe/Makefile b/drivers/net/ixgbe/Makefile
index f03c426..074d9f8 100644
--- a/drivers/net/ixgbe/Makefile
+++ b/drivers/net/ixgbe/Makefile
@@ -84,6 +84,7 @@ endif
 endif
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs -lrte_hash
+LDLIBS += -lrte_bus_pci
 
 #
 # Add extra flags for base driver files (also known as shared code)
diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
index 4339347..d207d54 100644
--- a/drivers/net/ixgbe/ixgbe_ethdev.c
+++ b/drivers/net/ixgbe/ixgbe_ethdev.c
@@ -48,6 +48,7 @@
 #include <rte_log.h>
 #include <rte_debug.h>
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_atomic.h>
 #include <rte_branch_prediction.h>
 #include <rte_memory.h>
diff --git a/drivers/net/ixgbe/ixgbe_ethdev.h b/drivers/net/ixgbe/ixgbe_ethdev.h
index f5b52c4..cf3733e 100644
--- a/drivers/net/ixgbe/ixgbe_ethdev.h
+++ b/drivers/net/ixgbe/ixgbe_ethdev.h
@@ -42,6 +42,7 @@
 #include <rte_time.h>
 #include <rte_hash.h>
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_tm_driver.h>
 
 /* need update link, bit flag */
diff --git a/drivers/net/liquidio/Makefile b/drivers/net/liquidio/Makefile
index 79120d1..5110099 100644
--- a/drivers/net/liquidio/Makefile
+++ b/drivers/net/liquidio/Makefile
@@ -42,6 +42,7 @@ CFLAGS += -O3
 CFLAGS += $(WERROR_FLAGS) -I$(SRCDIR)/base -I$(SRCDIR)
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs
+LDLIBS += -lrte_bus_pci
 
 EXPORT_MAP := rte_pmd_lio_version.map
 
diff --git a/drivers/net/mlx4/Makefile b/drivers/net/mlx4/Makefile
index fc5ea3c..f1f47c2 100644
--- a/drivers/net/mlx4/Makefile
+++ b/drivers/net/mlx4/Makefile
@@ -57,6 +57,7 @@ CFLAGS += $(WERROR_FLAGS)
 LDLIBS += -libverbs -lmlx4
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs
+LDLIBS += -lrte_bus_pci
 
 # A few warnings cannot be avoided in external headers.
 CFLAGS += -Wno-error=cast-qual
diff --git a/drivers/net/mlx4/mlx4_ethdev.c b/drivers/net/mlx4/mlx4_ethdev.c
index ca2170e..b0acd12 100644
--- a/drivers/net/mlx4/mlx4_ethdev.c
+++ b/drivers/net/mlx4/mlx4_ethdev.c
@@ -61,6 +61,7 @@
 #pragma GCC diagnostic error "-Wpedantic"
 #endif
 
+#include <rte_bus_pci.h>
 #include <rte_errno.h>
 #include <rte_ethdev.h>
 #include <rte_ether.h>
diff --git a/drivers/net/mlx5/Makefile b/drivers/net/mlx5/Makefile
index 24c0789..a3984eb 100644
--- a/drivers/net/mlx5/Makefile
+++ b/drivers/net/mlx5/Makefile
@@ -67,6 +67,7 @@ CFLAGS += -Wno-strict-prototypes
 LDLIBS += -libverbs -lmlx5
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs
+LDLIBS += -lrte_bus_pci
 
 # A few warnings cannot be avoided in external headers.
 CFLAGS += -Wno-error=cast-qual
diff --git a/drivers/net/mlx5/mlx5.c b/drivers/net/mlx5/mlx5.c
index b7f7fa8..0548d17 100644
--- a/drivers/net/mlx5/mlx5.c
+++ b/drivers/net/mlx5/mlx5.c
@@ -54,6 +54,7 @@
 #include <rte_ethdev.h>
 #include <rte_ethdev_pci.h>
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_common.h>
 #include <rte_kvargs.h>
 
diff --git a/drivers/net/mlx5/mlx5_ethdev.c b/drivers/net/mlx5/mlx5_ethdev.c
index e06dce3..c31ea4b 100644
--- a/drivers/net/mlx5/mlx5_ethdev.c
+++ b/drivers/net/mlx5/mlx5_ethdev.c
@@ -56,6 +56,7 @@
 
 #include <rte_atomic.h>
 #include <rte_ethdev.h>
+#include <rte_bus_pci.h>
 #include <rte_mbuf.h>
 #include <rte_common.h>
 #include <rte_interrupts.h>
diff --git a/drivers/net/nfp/Makefile b/drivers/net/nfp/Makefile
index c1e51cb..4ba066a 100644
--- a/drivers/net/nfp/Makefile
+++ b/drivers/net/nfp/Makefile
@@ -42,6 +42,7 @@ CFLAGS += $(WERROR_FLAGS)
 LDLIBS += -lm
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs
+LDLIBS += -lrte_bus_pci
 
 EXPORT_MAP := rte_pmd_nfp_version.map
 
diff --git a/drivers/net/nfp/nfp_nfpu.c b/drivers/net/nfp/nfp_nfpu.c
index 556ded3..5775d8d 100644
--- a/drivers/net/nfp/nfp_nfpu.c
+++ b/drivers/net/nfp/nfp_nfpu.c
@@ -8,7 +8,7 @@
 #include <fcntl.h>
 #include <sys/types.h>
 
-#include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_malloc.h>
 
 #include "nfp_nfpu.h"
diff --git a/drivers/net/nfp/nfp_nfpu.h b/drivers/net/nfp/nfp_nfpu.h
index 31511b3..e56fa09 100644
--- a/drivers/net/nfp/nfp_nfpu.h
+++ b/drivers/net/nfp/nfp_nfpu.h
@@ -42,7 +42,7 @@
  */
 
 
-#include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include "nfp_nspu.h"
 
 typedef struct {
diff --git a/drivers/net/octeontx/Makefile b/drivers/net/octeontx/Makefile
index 30fb459..078fcd4 100644
--- a/drivers/net/octeontx/Makefile
+++ b/drivers/net/octeontx/Makefile
@@ -73,5 +73,6 @@ LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs
 LDLIBS += -lrte_mempool_octeontx
 LDLIBS += -lrte_eventdev
+LDLIBS += -lrte_bus_pci
 
 include $(RTE_SDK)/mk/rte.lib.mk
diff --git a/drivers/net/octeontx/base/octeontx_pkivf.c b/drivers/net/octeontx/base/octeontx_pkivf.c
index f9e4053..b97f05c 100644
--- a/drivers/net/octeontx/base/octeontx_pkivf.c
+++ b/drivers/net/octeontx/base/octeontx_pkivf.c
@@ -32,7 +32,7 @@
 #include <string.h>
 
 #include <rte_eal.h>
-#include <rte_pci.h>
+#include <rte_bus_pci.h>
 
 #include "octeontx_pkivf.h"
 
diff --git a/drivers/net/octeontx/base/octeontx_pkovf.c b/drivers/net/octeontx/base/octeontx_pkovf.c
index a8f6e5d..2bf607b 100644
--- a/drivers/net/octeontx/base/octeontx_pkovf.c
+++ b/drivers/net/octeontx/base/octeontx_pkovf.c
@@ -37,7 +37,7 @@
 #include <rte_cycles.h>
 #include <rte_malloc.h>
 #include <rte_memory.h>
-#include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_spinlock.h>
 
 #include "../octeontx_logs.h"
diff --git a/drivers/net/qede/Makefile b/drivers/net/qede/Makefile
index 5e8e087..a166e9f 100644
--- a/drivers/net/qede/Makefile
+++ b/drivers/net/qede/Makefile
@@ -15,6 +15,7 @@ CFLAGS += -O3
 CFLAGS += $(WERROR_FLAGS)
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs
+LDLIBS += -lrte_bus_pci
 
 EXPORT_MAP := rte_pmd_qede_version.map
 
diff --git a/drivers/net/sfc/Makefile b/drivers/net/sfc/Makefile
index e097a66..2cfd62a 100644
--- a/drivers/net/sfc/Makefile
+++ b/drivers/net/sfc/Makefile
@@ -71,6 +71,7 @@ CFLAGS_sfc_ef10_tx.o += -wd3656
 endif
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs
+LDLIBS += -lrte_bus_pci
 
 #
 # List of base driver object files for which
diff --git a/drivers/net/sfc/sfc.h b/drivers/net/sfc/sfc.h
index c170384..7f11bf2 100644
--- a/drivers/net/sfc/sfc.h
+++ b/drivers/net/sfc/sfc.h
@@ -35,6 +35,7 @@
 #include <stdbool.h>
 
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_ethdev.h>
 #include <rte_kvargs.h>
 #include <rte_spinlock.h>
diff --git a/drivers/net/sfc/sfc_ethdev.c b/drivers/net/sfc/sfc_ethdev.c
index cd82b0d..2f5f86f 100644
--- a/drivers/net/sfc/sfc_ethdev.c
+++ b/drivers/net/sfc/sfc_ethdev.c
@@ -33,6 +33,7 @@
 #include <rte_ethdev.h>
 #include <rte_ethdev_pci.h>
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_errno.h>
 
 #include "efx.h"
diff --git a/drivers/net/szedata2/Makefile b/drivers/net/szedata2/Makefile
index f38125d..0ebd3ec 100644
--- a/drivers/net/szedata2/Makefile
+++ b/drivers/net/szedata2/Makefile
@@ -41,6 +41,7 @@ CFLAGS += $(WERROR_FLAGS)
 LDLIBS += -lsze2
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs
+LDLIBS += -lrte_bus_pci
 
 EXPORT_MAP := rte_pmd_szedata2_version.map
 
diff --git a/drivers/net/thunderx/Makefile b/drivers/net/thunderx/Makefile
index 183ac4b..e50e1ad 100644
--- a/drivers/net/thunderx/Makefile
+++ b/drivers/net/thunderx/Makefile
@@ -42,6 +42,7 @@ CFLAGS += $(WERROR_FLAGS)
 LDLIBS += -lm
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs
+LDLIBS += -lrte_bus_pci
 
 EXPORT_MAP := rte_pmd_thunderx_nicvf_version.map
 
diff --git a/drivers/net/thunderx/nicvf_ethdev.c b/drivers/net/thunderx/nicvf_ethdev.c
index 551b371..24ac3f9 100644
--- a/drivers/net/thunderx/nicvf_ethdev.c
+++ b/drivers/net/thunderx/nicvf_ethdev.c
@@ -61,6 +61,7 @@
 #include <rte_malloc.h>
 #include <rte_random.h>
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_tailq.h>
 
 #include "base/nicvf_plat.h"
diff --git a/drivers/net/virtio/Makefile b/drivers/net/virtio/Makefile
index 156b2e8..32e99da 100644
--- a/drivers/net/virtio/Makefile
+++ b/drivers/net/virtio/Makefile
@@ -40,6 +40,7 @@ CFLAGS += -O3
 CFLAGS += $(WERROR_FLAGS)
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs
+LDLIBS += -lrte_bus_pci
 
 EXPORT_MAP := rte_pmd_virtio_version.map
 
diff --git a/drivers/net/virtio/virtio_ethdev.c b/drivers/net/virtio/virtio_ethdev.c
index ff2d9d6..a8ae788 100644
--- a/drivers/net/virtio/virtio_ethdev.c
+++ b/drivers/net/virtio/virtio_ethdev.c
@@ -46,6 +46,7 @@
 #include <rte_atomic.h>
 #include <rte_branch_prediction.h>
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_ether.h>
 #include <rte_common.h>
 #include <rte_errno.h>
diff --git a/drivers/net/virtio/virtio_pci.h b/drivers/net/virtio/virtio_pci.h
index 5f3b6c8..36d452c 100644
--- a/drivers/net/virtio/virtio_pci.h
+++ b/drivers/net/virtio/virtio_pci.h
@@ -37,6 +37,7 @@
 #include <stdint.h>
 
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_ethdev.h>
 
 struct virtqueue;
diff --git a/drivers/net/vmxnet3/Makefile b/drivers/net/vmxnet3/Makefile
index 9359a7b..f09de96 100644
--- a/drivers/net/vmxnet3/Makefile
+++ b/drivers/net/vmxnet3/Makefile
@@ -65,6 +65,7 @@ CFLAGS_BASE_DRIVER += -Wno-strict-aliasing -Wno-format-extra-args
 endif
 LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
 LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs
+LDLIBS += -lrte_bus_pci
 
 VPATH += $(SRCDIR)/base
 
diff --git a/drivers/net/vmxnet3/vmxnet3_ethdev.c b/drivers/net/vmxnet3/vmxnet3_ethdev.c
index 6328464..9037d80 100644
--- a/drivers/net/vmxnet3/vmxnet3_ethdev.c
+++ b/drivers/net/vmxnet3/vmxnet3_ethdev.c
@@ -48,6 +48,7 @@
 #include <rte_log.h>
 #include <rte_debug.h>
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_atomic.h>
 #include <rte_branch_prediction.h>
 #include <rte_memory.h>
diff --git a/lib/Makefile b/lib/Makefile
index 8693cda..dc4e8df 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -33,6 +33,8 @@ include $(RTE_SDK)/mk/rte.vars.mk
 
 DIRS-y += librte_compat
 DIRS-$(CONFIG_RTE_LIBRTE_EAL) += librte_eal
+DIRS-$(CONFIG_RTE_LIBRTE_PCI) += librte_pci
+DEPDIRS-librte_pci := librte_eal
 DIRS-$(CONFIG_RTE_LIBRTE_RING) += librte_ring
 DEPDIRS-librte_ring := librte_eal
 DIRS-$(CONFIG_RTE_LIBRTE_MEMPOOL) += librte_mempool
diff --git a/lib/librte_eal/bsdapp/eal/Makefile b/lib/librte_eal/bsdapp/eal/Makefile
index 351fa57..934c12b 100644
--- a/lib/librte_eal/bsdapp/eal/Makefile
+++ b/lib/librte_eal/bsdapp/eal/Makefile
@@ -55,7 +55,6 @@ SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) := eal.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_memory.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_hugepage_info.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_thread.c
-SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_pci.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_debug.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_lcore.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_timer.c
@@ -69,8 +68,6 @@ SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_common_memzone.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_common_log.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_common_launch.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_common_vdev.c
-SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_common_pci.c
-SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_common_pci_uio.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_common_memory.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_common_tailqs.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_common_errno.c
diff --git a/lib/librte_eal/bsdapp/eal/eal.c b/lib/librte_eal/bsdapp/eal/eal.c
index af15812..09112b6 100644
--- a/lib/librte_eal/bsdapp/eal/eal.c
+++ b/lib/librte_eal/bsdapp/eal/eal.c
@@ -66,7 +66,6 @@
 #include <rte_cpuflags.h>
 #include <rte_interrupts.h>
 #include <rte_bus.h>
-#include <rte_pci.h>
 #include <rte_dev.h>
 #include <rte_devargs.h>
 #include <rte_version.h>
diff --git a/lib/librte_eal/bsdapp/eal/eal_pci.c b/lib/librte_eal/bsdapp/eal/eal_pci.c
deleted file mode 100644
index e73b7cd..0000000
--- a/lib/librte_eal/bsdapp/eal/eal_pci.c
+++ /dev/null
@@ -1,680 +0,0 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
- *   All rights reserved.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of Intel Corporation nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <ctype.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdarg.h>
-#include <unistd.h>
-#include <inttypes.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <errno.h>
-#include <dirent.h>
-#include <limits.h>
-#include <sys/queue.h>
-#include <sys/mman.h>
-#include <sys/ioctl.h>
-#include <sys/pciio.h>
-#include <dev/pci/pcireg.h>
-
-#if defined(RTE_ARCH_X86)
-#include <machine/cpufunc.h>
-#endif
-
-#include <rte_interrupts.h>
-#include <rte_log.h>
-#include <rte_pci.h>
-#include <rte_common.h>
-#include <rte_launch.h>
-#include <rte_memory.h>
-#include <rte_memzone.h>
-#include <rte_eal.h>
-#include <rte_eal_memconfig.h>
-#include <rte_per_lcore.h>
-#include <rte_lcore.h>
-#include <rte_malloc.h>
-#include <rte_string_fns.h>
-#include <rte_debug.h>
-#include <rte_devargs.h>
-
-#include "eal_filesystem.h"
-#include "eal_private.h"
-
-/**
- * @file
- * PCI probing under linux
- *
- * This code is used to simulate a PCI probe by parsing information in
- * sysfs. Moreover, when a registered driver matches a device, the
- * kernel driver currently using it is unloaded and replaced by
- * igb_uio module, which is a very minimal userland driver for Intel
- * network card, only providing access to PCI BAR to applications, and
- * enabling bus master.
- */
-
-extern struct rte_pci_bus rte_pci_bus;
-
-/* Map pci device */
-int
-rte_pci_map_device(struct rte_pci_device *dev)
-{
-	int ret = -1;
-
-	/* try mapping the NIC resources */
-	switch (dev->kdrv) {
-	case RTE_KDRV_NIC_UIO:
-		/* map resources for devices that use uio */
-		ret = pci_uio_map_resource(dev);
-		break;
-	default:
-		RTE_LOG(DEBUG, EAL,
-			"  Not managed by a supported kernel driver, skipped\n");
-		ret = 1;
-		break;
-	}
-
-	return ret;
-}
-
-/* Unmap pci device */
-void
-rte_pci_unmap_device(struct rte_pci_device *dev)
-{
-	/* try unmapping the NIC resources */
-	switch (dev->kdrv) {
-	case RTE_KDRV_NIC_UIO:
-		/* unmap resources for devices that use uio */
-		pci_uio_unmap_resource(dev);
-		break;
-	default:
-		RTE_LOG(DEBUG, EAL,
-			"  Not managed by a supported kernel driver, skipped\n");
-		break;
-	}
-}
-
-void
-pci_uio_free_resource(struct rte_pci_device *dev,
-		struct mapped_pci_resource *uio_res)
-{
-	rte_free(uio_res);
-
-	if (dev->intr_handle.fd) {
-		close(dev->intr_handle.fd);
-		dev->intr_handle.fd = -1;
-		dev->intr_handle.type = RTE_INTR_HANDLE_UNKNOWN;
-	}
-}
-
-int
-pci_uio_alloc_resource(struct rte_pci_device *dev,
-		struct mapped_pci_resource **uio_res)
-{
-	char devname[PATH_MAX]; /* contains the /dev/uioX */
-	struct rte_pci_addr *loc;
-
-	loc = &dev->addr;
-
-	snprintf(devname, sizeof(devname), "/dev/uio@pci:%u:%u:%u",
-			dev->addr.bus, dev->addr.devid, dev->addr.function);
-
-	if (access(devname, O_RDWR) < 0) {
-		RTE_LOG(WARNING, EAL, "  "PCI_PRI_FMT" not managed by UIO driver, "
-				"skipping\n", loc->domain, loc->bus, loc->devid, loc->function);
-		return 1;
-	}
-
-	/* save fd if in primary process */
-	dev->intr_handle.fd = open(devname, O_RDWR);
-	if (dev->intr_handle.fd < 0) {
-		RTE_LOG(ERR, EAL, "Cannot open %s: %s\n",
-			devname, strerror(errno));
-		goto error;
-	}
-	dev->intr_handle.type = RTE_INTR_HANDLE_UIO;
-
-	/* allocate the mapping details for secondary processes*/
-	*uio_res = rte_zmalloc("UIO_RES", sizeof(**uio_res), 0);
-	if (*uio_res == NULL) {
-		RTE_LOG(ERR, EAL,
-			"%s(): cannot store uio mmap details\n", __func__);
-		goto error;
-	}
-
-	snprintf((*uio_res)->path, sizeof((*uio_res)->path), "%s", devname);
-	memcpy(&(*uio_res)->pci_addr, &dev->addr, sizeof((*uio_res)->pci_addr));
-
-	return 0;
-
-error:
-	pci_uio_free_resource(dev, *uio_res);
-	return -1;
-}
-
-int
-pci_uio_map_resource_by_index(struct rte_pci_device *dev, int res_idx,
-		struct mapped_pci_resource *uio_res, int map_idx)
-{
-	int fd;
-	char *devname;
-	void *mapaddr;
-	uint64_t offset;
-	uint64_t pagesz;
-	struct pci_map *maps;
-
-	maps = uio_res->maps;
-	devname = uio_res->path;
-	pagesz = sysconf(_SC_PAGESIZE);
-
-	/* allocate memory to keep path */
-	maps[map_idx].path = rte_malloc(NULL, strlen(devname) + 1, 0);
-	if (maps[map_idx].path == NULL) {
-		RTE_LOG(ERR, EAL, "Cannot allocate memory for path: %s\n",
-				strerror(errno));
-		return -1;
-	}
-
-	/*
-	 * open resource file, to mmap it
-	 */
-	fd = open(devname, O_RDWR);
-	if (fd < 0) {
-		RTE_LOG(ERR, EAL, "Cannot open %s: %s\n",
-				devname, strerror(errno));
-		goto error;
-	}
-
-	/* if matching map is found, then use it */
-	offset = res_idx * pagesz;
-	mapaddr = pci_map_resource(NULL, fd, (off_t)offset,
-			(size_t)dev->mem_resource[res_idx].len, 0);
-	close(fd);
-	if (mapaddr == MAP_FAILED)
-		goto error;
-
-	maps[map_idx].phaddr = dev->mem_resource[res_idx].phys_addr;
-	maps[map_idx].size = dev->mem_resource[res_idx].len;
-	maps[map_idx].addr = mapaddr;
-	maps[map_idx].offset = offset;
-	strcpy(maps[map_idx].path, devname);
-	dev->mem_resource[res_idx].addr = mapaddr;
-
-	return 0;
-
-error:
-	rte_free(maps[map_idx].path);
-	return -1;
-}
-
-static int
-pci_scan_one(int dev_pci_fd, struct pci_conf *conf)
-{
-	struct rte_pci_device *dev;
-	struct pci_bar_io bar;
-	unsigned i, max;
-
-	dev = malloc(sizeof(*dev));
-	if (dev == NULL) {
-		return -1;
-	}
-
-	memset(dev, 0, sizeof(*dev));
-	dev->addr.domain = conf->pc_sel.pc_domain;
-	dev->addr.bus = conf->pc_sel.pc_bus;
-	dev->addr.devid = conf->pc_sel.pc_dev;
-	dev->addr.function = conf->pc_sel.pc_func;
-
-	/* get vendor id */
-	dev->id.vendor_id = conf->pc_vendor;
-
-	/* get device id */
-	dev->id.device_id = conf->pc_device;
-
-	/* get subsystem_vendor id */
-	dev->id.subsystem_vendor_id = conf->pc_subvendor;
-
-	/* get subsystem_device id */
-	dev->id.subsystem_device_id = conf->pc_subdevice;
-
-	/* get class id */
-	dev->id.class_id = (conf->pc_class << 16) |
-			   (conf->pc_subclass << 8) |
-			   (conf->pc_progif);
-
-	/* TODO: get max_vfs */
-	dev->max_vfs = 0;
-
-	/* FreeBSD has no NUMA support (yet) */
-	dev->device.numa_node = 0;
-
-	pci_name_set(dev);
-
-	/* FreeBSD has only one pass through driver */
-	dev->kdrv = RTE_KDRV_NIC_UIO;
-
-	/* parse resources */
-	switch (conf->pc_hdr & PCIM_HDRTYPE) {
-	case PCIM_HDRTYPE_NORMAL:
-		max = PCIR_MAX_BAR_0;
-		break;
-	case PCIM_HDRTYPE_BRIDGE:
-		max = PCIR_MAX_BAR_1;
-		break;
-	case PCIM_HDRTYPE_CARDBUS:
-		max = PCIR_MAX_BAR_2;
-		break;
-	default:
-		goto skipdev;
-	}
-
-	for (i = 0; i <= max; i++) {
-		bar.pbi_sel = conf->pc_sel;
-		bar.pbi_reg = PCIR_BAR(i);
-		if (ioctl(dev_pci_fd, PCIOCGETBAR, &bar) < 0)
-			continue;
-
-		dev->mem_resource[i].len = bar.pbi_length;
-		if (PCI_BAR_IO(bar.pbi_base)) {
-			dev->mem_resource[i].addr = (void *)(bar.pbi_base & ~((uint64_t)0xf));
-			continue;
-		}
-		dev->mem_resource[i].phys_addr = bar.pbi_base & ~((uint64_t)0xf);
-	}
-
-	/* device is valid, add in list (sorted) */
-	if (TAILQ_EMPTY(&rte_pci_bus.device_list)) {
-		rte_pci_add_device(dev);
-	}
-	else {
-		struct rte_pci_device *dev2 = NULL;
-		int ret;
-
-		TAILQ_FOREACH(dev2, &rte_pci_bus.device_list, next) {
-			ret = rte_pci_addr_cmp(&dev->addr, &dev2->addr);
-			if (ret > 0)
-				continue;
-			else if (ret < 0) {
-				rte_pci_insert_device(dev2, dev);
-			} else { /* already registered */
-				dev2->kdrv = dev->kdrv;
-				dev2->max_vfs = dev->max_vfs;
-				pci_name_set(dev2);
-				memmove(dev2->mem_resource,
-					dev->mem_resource,
-					sizeof(dev->mem_resource));
-				free(dev);
-			}
-			return 0;
-		}
-		rte_pci_add_device(dev);
-	}
-
-	return 0;
-
-skipdev:
-	free(dev);
-	return 0;
-}
-
-/*
- * Scan the content of the PCI bus, and add the devices in the devices
- * list. Call pci_scan_one() for each pci entry found.
- */
-int
-rte_pci_scan(void)
-{
-	int fd;
-	unsigned dev_count = 0;
-	struct pci_conf matches[16];
-	struct pci_conf_io conf_io = {
-			.pat_buf_len = 0,
-			.num_patterns = 0,
-			.patterns = NULL,
-			.match_buf_len = sizeof(matches),
-			.matches = &matches[0],
-	};
-
-	/* for debug purposes, PCI can be disabled */
-	if (!rte_eal_has_pci())
-		return 0;
-
-	fd = open("/dev/pci", O_RDONLY);
-	if (fd < 0) {
-		RTE_LOG(ERR, EAL, "%s(): error opening /dev/pci\n", __func__);
-		goto error;
-	}
-
-	do {
-		unsigned i;
-		if (ioctl(fd, PCIOCGETCONF, &conf_io) < 0) {
-			RTE_LOG(ERR, EAL, "%s(): error with ioctl on /dev/pci: %s\n",
-					__func__, strerror(errno));
-			goto error;
-		}
-
-		for (i = 0; i < conf_io.num_matches; i++)
-			if (pci_scan_one(fd, &matches[i]) < 0)
-				goto error;
-
-		dev_count += conf_io.num_matches;
-	} while(conf_io.status == PCI_GETCONF_MORE_DEVS);
-
-	close(fd);
-
-	RTE_LOG(DEBUG, EAL, "PCI scan found %u devices\n", dev_count);
-	return 0;
-
-error:
-	if (fd >= 0)
-		close(fd);
-	return -1;
-}
-
-/*
- * Get iommu class of PCI devices on the bus.
- */
-enum rte_iova_mode
-rte_pci_get_iommu_class(void)
-{
-	/* Supports only RTE_KDRV_NIC_UIO */
-	return RTE_IOVA_PA;
-}
-
-int
-pci_update_device(const struct rte_pci_addr *addr)
-{
-	int fd;
-	struct pci_conf matches[2];
-	struct pci_match_conf match = {
-		.pc_sel = {
-			.pc_domain = addr->domain,
-			.pc_bus = addr->bus,
-			.pc_dev = addr->devid,
-			.pc_func = addr->function,
-		},
-	};
-	struct pci_conf_io conf_io = {
-		.pat_buf_len = 0,
-		.num_patterns = 1,
-		.patterns = &match,
-		.match_buf_len = sizeof(matches),
-		.matches = &matches[0],
-	};
-
-	fd = open("/dev/pci", O_RDONLY);
-	if (fd < 0) {
-		RTE_LOG(ERR, EAL, "%s(): error opening /dev/pci\n", __func__);
-		goto error;
-	}
-
-	if (ioctl(fd, PCIOCGETCONF, &conf_io) < 0) {
-		RTE_LOG(ERR, EAL, "%s(): error with ioctl on /dev/pci: %s\n",
-				__func__, strerror(errno));
-		goto error;
-	}
-
-	if (conf_io.num_matches != 1)
-		goto error;
-
-	if (pci_scan_one(fd, &matches[0]) < 0)
-		goto error;
-
-	close(fd);
-
-	return 0;
-
-error:
-	if (fd >= 0)
-		close(fd);
-	return -1;
-}
-
-/* Read PCI config space. */
-int rte_pci_read_config(const struct rte_pci_device *dev,
-		void *buf, size_t len, off_t offset)
-{
-	int fd = -1;
-	int size;
-	struct pci_io pi = {
-		.pi_sel = {
-			.pc_domain = dev->addr.domain,
-			.pc_bus = dev->addr.bus,
-			.pc_dev = dev->addr.devid,
-			.pc_func = dev->addr.function,
-		},
-		.pi_reg = offset,
-	};
-
-	fd = open("/dev/pci", O_RDWR);
-	if (fd < 0) {
-		RTE_LOG(ERR, EAL, "%s(): error opening /dev/pci\n", __func__);
-		goto error;
-	}
-
-	while (len > 0) {
-		size = (len >= 4) ? 4 : ((len >= 2) ? 2 : 1);
-		pi.pi_width = size;
-
-		if (ioctl(fd, PCIOCREAD, &pi) < 0)
-			goto error;
-		memcpy(buf, &pi.pi_data, size);
-
-		buf = (char *)buf + size;
-		pi.pi_reg += size;
-		len -= size;
-	}
-	close(fd);
-
-	return 0;
-
- error:
-	if (fd >= 0)
-		close(fd);
-	return -1;
-}
-
-/* Write PCI config space. */
-int rte_pci_write_config(const struct rte_pci_device *dev,
-		const void *buf, size_t len, off_t offset)
-{
-	int fd = -1;
-
-	struct pci_io pi = {
-		.pi_sel = {
-			.pc_domain = dev->addr.domain,
-			.pc_bus = dev->addr.bus,
-			.pc_dev = dev->addr.devid,
-			.pc_func = dev->addr.function,
-		},
-		.pi_reg = offset,
-		.pi_data = *(const uint32_t *)buf,
-		.pi_width = len,
-	};
-
-	if (len == 3 || len > sizeof(pi.pi_data)) {
-		RTE_LOG(ERR, EAL, "%s(): invalid pci read length\n", __func__);
-		goto error;
-	}
-
-	memcpy(&pi.pi_data, buf, len);
-
-	fd = open("/dev/pci", O_RDWR);
-	if (fd < 0) {
-		RTE_LOG(ERR, EAL, "%s(): error opening /dev/pci\n", __func__);
-		goto error;
-	}
-
-	if (ioctl(fd, PCIOCWRITE, &pi) < 0)
-		goto error;
-
-	close(fd);
-	return 0;
-
- error:
-	if (fd >= 0)
-		close(fd);
-	return -1;
-}
-
-int
-rte_pci_ioport_map(struct rte_pci_device *dev, int bar,
-		struct rte_pci_ioport *p)
-{
-	int ret;
-
-	switch (dev->kdrv) {
-#if defined(RTE_ARCH_X86)
-	case RTE_KDRV_NIC_UIO:
-		if ((uintptr_t) dev->mem_resource[bar].addr <= UINT16_MAX) {
-			p->base = (uintptr_t)dev->mem_resource[bar].addr;
-			ret = 0;
-		} else
-			ret = -1;
-		break;
-#endif
-	default:
-		ret = -1;
-		break;
-	}
-
-	if (!ret)
-		p->dev = dev;
-
-	return ret;
-}
-
-static void
-pci_uio_ioport_read(struct rte_pci_ioport *p,
-		void *data, size_t len, off_t offset)
-{
-#if defined(RTE_ARCH_X86)
-	uint8_t *d;
-	int size;
-	unsigned short reg = p->base + offset;
-
-	for (d = data; len > 0; d += size, reg += size, len -= size) {
-		if (len >= 4) {
-			size = 4;
-			*(uint32_t *)d = inl(reg);
-		} else if (len >= 2) {
-			size = 2;
-			*(uint16_t *)d = inw(reg);
-		} else {
-			size = 1;
-			*d = inb(reg);
-		}
-	}
-#else
-	RTE_SET_USED(p);
-	RTE_SET_USED(data);
-	RTE_SET_USED(len);
-	RTE_SET_USED(offset);
-#endif
-}
-
-void
-rte_pci_ioport_read(struct rte_pci_ioport *p,
-		void *data, size_t len, off_t offset)
-{
-	switch (p->dev->kdrv) {
-	case RTE_KDRV_NIC_UIO:
-		pci_uio_ioport_read(p, data, len, offset);
-		break;
-	default:
-		break;
-	}
-}
-
-static void
-pci_uio_ioport_write(struct rte_pci_ioport *p,
-		const void *data, size_t len, off_t offset)
-{
-#if defined(RTE_ARCH_X86)
-	const uint8_t *s;
-	int size;
-	unsigned short reg = p->base + offset;
-
-	for (s = data; len > 0; s += size, reg += size, len -= size) {
-		if (len >= 4) {
-			size = 4;
-			outl(reg, *(const uint32_t *)s);
-		} else if (len >= 2) {
-			size = 2;
-			outw(reg, *(const uint16_t *)s);
-		} else {
-			size = 1;
-			outb(reg, *s);
-		}
-	}
-#else
-	RTE_SET_USED(p);
-	RTE_SET_USED(data);
-	RTE_SET_USED(len);
-	RTE_SET_USED(offset);
-#endif
-}
-
-void
-rte_pci_ioport_write(struct rte_pci_ioport *p,
-		const void *data, size_t len, off_t offset)
-{
-	switch (p->dev->kdrv) {
-	case RTE_KDRV_NIC_UIO:
-		pci_uio_ioport_write(p, data, len, offset);
-		break;
-	default:
-		break;
-	}
-}
-
-int
-rte_pci_ioport_unmap(struct rte_pci_ioport *p)
-{
-	int ret;
-
-	switch (p->dev->kdrv) {
-#if defined(RTE_ARCH_X86)
-	case RTE_KDRV_NIC_UIO:
-		ret = 0;
-		break;
-#endif
-	default:
-		ret = -1;
-		break;
-	}
-
-	return ret;
-}
diff --git a/lib/librte_eal/common/Makefile b/lib/librte_eal/common/Makefile
index 64ff811..16a2f26 100644
--- a/lib/librte_eal/common/Makefile
+++ b/lib/librte_eal/common/Makefile
@@ -34,7 +34,7 @@ include $(RTE_SDK)/mk/rte.vars.mk
 INC := rte_branch_prediction.h rte_common.h
 INC += rte_debug.h rte_eal.h rte_eal_interrupts.h
 INC += rte_errno.h rte_launch.h rte_lcore.h
-INC += rte_log.h rte_memory.h rte_memzone.h rte_pci.h
+INC += rte_log.h rte_memory.h rte_memzone.h
 INC += rte_per_lcore.h rte_random.h
 INC += rte_tailq.h rte_interrupts.h rte_alarm.h
 INC += rte_string_fns.h rte_version.h
diff --git a/lib/librte_eal/common/eal_common_pci.c b/lib/librte_eal/common/eal_common_pci.c
deleted file mode 100644
index 99e1765..0000000
--- a/lib/librte_eal/common/eal_common_pci.c
+++ /dev/null
@@ -1,699 +0,0 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
- *   Copyright 2013-2014 6WIND S.A.
- *   All rights reserved.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of Intel Corporation nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <string.h>
-#include <inttypes.h>
-#include <stdint.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <sys/queue.h>
-#include <sys/mman.h>
-
-#include <rte_errno.h>
-#include <rte_interrupts.h>
-#include <rte_log.h>
-#include <rte_bus.h>
-#include <rte_pci.h>
-#include <rte_per_lcore.h>
-#include <rte_memory.h>
-#include <rte_memzone.h>
-#include <rte_eal.h>
-#include <rte_string_fns.h>
-#include <rte_common.h>
-#include <rte_devargs.h>
-
-#include "eal_private.h"
-
-extern struct rte_pci_bus rte_pci_bus;
-
-#define SYSFS_PCI_DEVICES "/sys/bus/pci/devices"
-
-const char *pci_get_sysfs_path(void)
-{
-	const char *path = NULL;
-
-	path = getenv("SYSFS_PCI_DEVICES");
-	if (path == NULL)
-		return SYSFS_PCI_DEVICES;
-
-	return path;
-}
-
-static struct rte_devargs *pci_devargs_lookup(struct rte_pci_device *dev)
-{
-	struct rte_devargs *devargs;
-	struct rte_pci_addr addr;
-	struct rte_bus *pbus;
-
-	pbus = rte_bus_find_by_name("pci");
-	TAILQ_FOREACH(devargs, &devargs_list, next) {
-		if (devargs->bus != pbus)
-			continue;
-		devargs->bus->parse(devargs->name, &addr);
-		if (!rte_pci_addr_cmp(&dev->addr, &addr))
-			return devargs;
-	}
-	return NULL;
-}
-
-static inline const char *
-get_u8_pciaddr_field(const char *in, void *_u8, char dlm)
-{
-	unsigned long val;
-	uint8_t *u8 = _u8;
-	char *end;
-
-	errno = 0;
-	val = strtoul(in, &end, 16);
-	if (errno != 0 || end[0] != dlm || val > UINT8_MAX) {
-		errno = errno ? errno : EINVAL;
-		return NULL;
-	}
-	*u8 = (uint8_t)val;
-	return end + 1;
-}
-
-
-static int
-rte_pci_bdf_parse(const char *input, struct rte_pci_addr *dev_addr)
-{
-	const char *in = input;
-
-	dev_addr->domain = 0;
-	in = get_u8_pciaddr_field(in, &dev_addr->bus, ':');
-	if (in == NULL)
-		return -EINVAL;
-	in = get_u8_pciaddr_field(in, &dev_addr->devid, '.');
-	if (in == NULL)
-		return -EINVAL;
-	in = get_u8_pciaddr_field(in, &dev_addr->function, '\0');
-	if (in == NULL)
-		return -EINVAL;
-	return 0;
-}
-
-int
-eal_parse_pci_BDF(const char *input, struct rte_pci_addr *dev_addr)
-{
-	return rte_pci_bdf_parse(input, dev_addr);
-}
-
-static int
-rte_pci_dbdf_parse(const char *input, struct rte_pci_addr *dev_addr)
-{
-	const char *in = input;
-	unsigned long val;
-	char *end;
-
-	errno = 0;
-	val = strtoul(in, &end, 16);
-	if (errno != 0 || end[0] != ':' || val > UINT16_MAX)
-		return -EINVAL;
-	dev_addr->domain = (uint16_t)val;
-	in = end + 1;
-	in = get_u8_pciaddr_field(in, &dev_addr->bus, ':');
-	if (in == NULL)
-		return -EINVAL;
-	in = get_u8_pciaddr_field(in, &dev_addr->devid, '.');
-	if (in == NULL)
-		return -EINVAL;
-	in = get_u8_pciaddr_field(in, &dev_addr->function, '\0');
-	if (in == NULL)
-		return -EINVAL;
-	return 0;
-}
-
-int
-eal_parse_pci_DomBDF(const char *input, struct rte_pci_addr *dev_addr)
-{
-	return rte_pci_dbdf_parse(input, dev_addr);
-}
-
-void
-rte_pci_device_name(const struct rte_pci_addr *addr,
-		     char *output, size_t size)
-{
-	RTE_VERIFY(size >= PCI_PRI_STR_SIZE);
-	RTE_VERIFY(snprintf(output, size, PCI_PRI_FMT,
-			    addr->domain, addr->bus,
-			    addr->devid, addr->function) >= 0);
-}
-
-int
-rte_pci_addr_cmp(const struct rte_pci_addr *addr,
-		 const struct rte_pci_addr *addr2)
-{
-	uint64_t dev_addr, dev_addr2;
-
-	if ((addr == NULL) || (addr2 == NULL))
-		 return -1;
-
-	dev_addr = ((uint64_t)addr->domain << 24) |
-		 (addr->bus << 16) | (addr->devid << 8) | addr->function;
-	dev_addr2 = ((uint64_t)addr2->domain << 24) |
-		 (addr2->bus << 16) | (addr2->devid << 8) | addr2->function;
-
-	if (dev_addr > dev_addr2)
-		 return 1;
-	else if (dev_addr < dev_addr2)
-		 return -1;
-	else
-		 return 0;
-}
-
-int
-rte_eal_compare_pci_addr(const struct rte_pci_addr *addr,
-			 const struct rte_pci_addr *addr2)
-{
-	return rte_pci_addr_cmp(addr, addr2);
-}
-
-int
-rte_pci_addr_parse(const char *str, struct rte_pci_addr *addr)
-{
-	if (rte_pci_bdf_parse(str, addr) == 0 ||
-	    rte_pci_dbdf_parse(str, addr) == 0)
-		return 0;
-	return -1;
-}
-
-void
-pci_name_set(struct rte_pci_device *dev)
-{
-	struct rte_devargs *devargs;
-
-	/* Each device has its internal, canonical name set. */
-	rte_pci_device_name(&dev->addr,
-			dev->name, sizeof(dev->name));
-	devargs = pci_devargs_lookup(dev);
-	dev->device.devargs = devargs;
-	/* In blacklist mode, if the device is not blacklisted, no
-	 * rte_devargs exists for it.
-	 */
-	if (devargs != NULL)
-		/* If an rte_devargs exists, the generic rte_device uses the
-		 * given name as its namea
-		 */
-		dev->device.name = dev->device.devargs->name;
-	else
-		/* Otherwise, it uses the internal, canonical form. */
-		dev->device.name = dev->name;
-}
-
-/* map a particular resource from a file */
-void *
-pci_map_resource(void *requested_addr, int fd, off_t offset, size_t size,
-		 int additional_flags)
-{
-	void *mapaddr;
-
-	/* Map the PCI memory resource of device */
-	mapaddr = mmap(requested_addr, size, PROT_READ | PROT_WRITE,
-			MAP_SHARED | additional_flags, fd, offset);
-	if (mapaddr == MAP_FAILED) {
-		RTE_LOG(ERR, EAL, "%s(): cannot mmap(%d, %p, 0x%lx, 0x%lx): %s (%p)\n",
-			__func__, fd, requested_addr,
-			(unsigned long)size, (unsigned long)offset,
-			strerror(errno), mapaddr);
-	} else
-		RTE_LOG(DEBUG, EAL, "  PCI memory mapped at %p\n", mapaddr);
-
-	return mapaddr;
-}
-
-/* unmap a particular resource */
-void
-pci_unmap_resource(void *requested_addr, size_t size)
-{
-	if (requested_addr == NULL)
-		return;
-
-	/* Unmap the PCI memory resource of device */
-	if (munmap(requested_addr, size)) {
-		RTE_LOG(ERR, EAL, "%s(): cannot munmap(%p, 0x%lx): %s\n",
-			__func__, requested_addr, (unsigned long)size,
-			strerror(errno));
-	} else
-		RTE_LOG(DEBUG, EAL, "  PCI memory unmapped at %p\n",
-				requested_addr);
-}
-
-/*
- * Match the PCI Driver and Device using the ID Table
- */
-int
-rte_pci_match(const struct rte_pci_driver *pci_drv,
-	      const struct rte_pci_device *pci_dev)
-{
-	const struct rte_pci_id *id_table;
-
-	for (id_table = pci_drv->id_table; id_table->vendor_id != 0;
-	     id_table++) {
-		/* check if device's identifiers match the driver's ones */
-		if (id_table->vendor_id != pci_dev->id.vendor_id &&
-				id_table->vendor_id != PCI_ANY_ID)
-			continue;
-		if (id_table->device_id != pci_dev->id.device_id &&
-				id_table->device_id != PCI_ANY_ID)
-			continue;
-		if (id_table->subsystem_vendor_id !=
-		    pci_dev->id.subsystem_vendor_id &&
-		    id_table->subsystem_vendor_id != PCI_ANY_ID)
-			continue;
-		if (id_table->subsystem_device_id !=
-		    pci_dev->id.subsystem_device_id &&
-		    id_table->subsystem_device_id != PCI_ANY_ID)
-			continue;
-		if (id_table->class_id != pci_dev->id.class_id &&
-				id_table->class_id != RTE_CLASS_ANY_ID)
-			continue;
-
-		return 1;
-	}
-
-	return 0;
-}
-
-/*
- * If vendor/device ID match, call the probe() function of the
- * driver.
- */
-static int
-rte_pci_probe_one_driver(struct rte_pci_driver *dr,
-			 struct rte_pci_device *dev)
-{
-	int ret;
-	struct rte_pci_addr *loc;
-
-	if ((dr == NULL) || (dev == NULL))
-		return -EINVAL;
-
-	loc = &dev->addr;
-
-	/* The device is not blacklisted; Check if driver supports it */
-	if (!rte_pci_match(dr, dev))
-		/* Match of device and driver failed */
-		return 1;
-
-	RTE_LOG(INFO, EAL, "PCI device "PCI_PRI_FMT" on NUMA socket %i\n",
-			loc->domain, loc->bus, loc->devid, loc->function,
-			dev->device.numa_node);
-
-	/* no initialization when blacklisted, return without error */
-	if (dev->device.devargs != NULL &&
-		dev->device.devargs->policy ==
-			RTE_DEV_BLACKLISTED) {
-		RTE_LOG(INFO, EAL, "  Device is blacklisted, not"
-			" initializing\n");
-		return 1;
-	}
-
-	if (dev->device.numa_node < 0) {
-		RTE_LOG(WARNING, EAL, "  Invalid NUMA socket, default to 0\n");
-		dev->device.numa_node = 0;
-	}
-
-	RTE_LOG(INFO, EAL, "  probe driver: %x:%x %s\n", dev->id.vendor_id,
-		dev->id.device_id, dr->driver.name);
-
-	if (dr->drv_flags & RTE_PCI_DRV_NEED_MAPPING) {
-		/* map resources for devices that use igb_uio */
-		ret = rte_pci_map_device(dev);
-		if (ret != 0)
-			return ret;
-	}
-
-	/* reference driver structure */
-	dev->driver = dr;
-	dev->device.driver = &dr->driver;
-
-	/* call the driver probe() function */
-	ret = dr->probe(dr, dev);
-	if (ret) {
-		dev->driver = NULL;
-		dev->device.driver = NULL;
-		if ((dr->drv_flags & RTE_PCI_DRV_NEED_MAPPING) &&
-			/* Don't unmap if device is unsupported and
-			 * driver needs mapped resources.
-			 */
-			!(ret > 0 &&
-				(dr->drv_flags & RTE_PCI_DRV_KEEP_MAPPED_RES)))
-			rte_pci_unmap_device(dev);
-	}
-
-	return ret;
-}
-
-/*
- * If vendor/device ID match, call the remove() function of the
- * driver.
- */
-static int
-rte_pci_detach_dev(struct rte_pci_device *dev)
-{
-	struct rte_pci_addr *loc;
-	struct rte_pci_driver *dr;
-	int ret = 0;
-
-	if (dev == NULL)
-		return -EINVAL;
-
-	dr = dev->driver;
-	loc = &dev->addr;
-
-	RTE_LOG(DEBUG, EAL, "PCI device "PCI_PRI_FMT" on NUMA socket %i\n",
-			loc->domain, loc->bus, loc->devid,
-			loc->function, dev->device.numa_node);
-
-	RTE_LOG(DEBUG, EAL, "  remove driver: %x:%x %s\n", dev->id.vendor_id,
-			dev->id.device_id, dr->driver.name);
-
-	if (dr->remove) {
-		ret = dr->remove(dev);
-		if (ret < 0)
-			return ret;
-	}
-
-	/* clear driver structure */
-	dev->driver = NULL;
-
-	if (dr->drv_flags & RTE_PCI_DRV_NEED_MAPPING)
-		/* unmap resources for devices that use igb_uio */
-		rte_pci_unmap_device(dev);
-
-	return 0;
-}
-
-/*
- * If vendor/device ID match, call the probe() function of all
- * registered driver for the given device. Return -1 if initialization
- * failed, return 1 if no driver is found for this device.
- */
-static int
-pci_probe_all_drivers(struct rte_pci_device *dev)
-{
-	struct rte_pci_driver *dr = NULL;
-	int rc = 0;
-
-	if (dev == NULL)
-		return -1;
-
-	/* Check if a driver is already loaded */
-	if (dev->driver != NULL)
-		return 0;
-
-	FOREACH_DRIVER_ON_PCIBUS(dr) {
-		rc = rte_pci_probe_one_driver(dr, dev);
-		if (rc < 0)
-			/* negative value is an error */
-			return -1;
-		if (rc > 0)
-			/* positive value means driver doesn't support it */
-			continue;
-		return 0;
-	}
-	return 1;
-}
-
-/*
- * Find the pci device specified by pci address, then invoke probe function of
- * the driver of the device.
- */
-int
-rte_pci_probe_one(const struct rte_pci_addr *addr)
-{
-	struct rte_pci_device *dev = NULL;
-
-	int ret = 0;
-
-	if (addr == NULL)
-		return -1;
-
-	/* update current pci device in global list, kernel bindings might have
-	 * changed since last time we looked at it.
-	 */
-	if (pci_update_device(addr) < 0)
-		goto err_return;
-
-	FOREACH_DEVICE_ON_PCIBUS(dev) {
-		if (rte_pci_addr_cmp(&dev->addr, addr))
-			continue;
-
-		ret = pci_probe_all_drivers(dev);
-		if (ret)
-			goto err_return;
-		return 0;
-	}
-	return -1;
-
-err_return:
-	RTE_LOG(WARNING, EAL,
-		"Requested device " PCI_PRI_FMT " cannot be used\n",
-		addr->domain, addr->bus, addr->devid, addr->function);
-	return -1;
-}
-
-/*
- * Detach device specified by its pci address.
- */
-int
-rte_pci_detach(const struct rte_pci_addr *addr)
-{
-	struct rte_pci_device *dev = NULL;
-	int ret = 0;
-
-	if (addr == NULL)
-		return -1;
-
-	FOREACH_DEVICE_ON_PCIBUS(dev) {
-		if (rte_pci_addr_cmp(&dev->addr, addr))
-			continue;
-
-		ret = rte_pci_detach_dev(dev);
-		if (ret < 0)
-			/* negative value is an error */
-			goto err_return;
-		if (ret > 0)
-			/* positive value means driver doesn't support it */
-			continue;
-
-		rte_pci_remove_device(dev);
-		free(dev);
-		return 0;
-	}
-	return -1;
-
-err_return:
-	RTE_LOG(WARNING, EAL, "Requested device " PCI_PRI_FMT
-			" cannot be used\n", dev->addr.domain, dev->addr.bus,
-			dev->addr.devid, dev->addr.function);
-	return -1;
-}
-
-/*
- * Scan the content of the PCI bus, and call the probe() function for
- * all registered drivers that have a matching entry in its id_table
- * for discovered devices.
- */
-int
-rte_pci_probe(void)
-{
-	struct rte_pci_device *dev = NULL;
-	size_t probed = 0, failed = 0;
-	struct rte_devargs *devargs;
-	int probe_all = 0;
-	int ret = 0;
-
-	if (rte_pci_bus.bus.conf.scan_mode != RTE_BUS_SCAN_WHITELIST)
-		probe_all = 1;
-
-	FOREACH_DEVICE_ON_PCIBUS(dev) {
-		probed++;
-
-		devargs = dev->device.devargs;
-		/* probe all or only whitelisted devices */
-		if (probe_all)
-			ret = pci_probe_all_drivers(dev);
-		else if (devargs != NULL &&
-			devargs->policy == RTE_DEV_WHITELISTED)
-			ret = pci_probe_all_drivers(dev);
-		if (ret < 0) {
-			RTE_LOG(ERR, EAL, "Requested device " PCI_PRI_FMT
-				 " cannot be used\n", dev->addr.domain, dev->addr.bus,
-				 dev->addr.devid, dev->addr.function);
-			rte_errno = errno;
-			failed++;
-			ret = 0;
-		}
-	}
-
-	return (probed && probed == failed) ? -1 : 0;
-}
-
-/* dump one device */
-static int
-pci_dump_one_device(FILE *f, struct rte_pci_device *dev)
-{
-	int i;
-
-	fprintf(f, PCI_PRI_FMT, dev->addr.domain, dev->addr.bus,
-	       dev->addr.devid, dev->addr.function);
-	fprintf(f, " - vendor:%x device:%x\n", dev->id.vendor_id,
-	       dev->id.device_id);
-
-	for (i = 0; i != sizeof(dev->mem_resource) /
-		sizeof(dev->mem_resource[0]); i++) {
-		fprintf(f, "   %16.16"PRIx64" %16.16"PRIx64"\n",
-			dev->mem_resource[i].phys_addr,
-			dev->mem_resource[i].len);
-	}
-	return 0;
-}
-
-/* dump devices on the bus */
-void
-rte_pci_dump(FILE *f)
-{
-	struct rte_pci_device *dev = NULL;
-
-	FOREACH_DEVICE_ON_PCIBUS(dev) {
-		pci_dump_one_device(f, dev);
-	}
-}
-
-static int
-pci_parse(const char *name, void *addr)
-{
-	struct rte_pci_addr *out = addr;
-	struct rte_pci_addr pci_addr;
-	bool parse;
-
-	parse = (rte_pci_addr_parse(name, &pci_addr) == 0);
-	if (parse && addr != NULL)
-		*out = pci_addr;
-	return parse == false;
-}
-
-/* register a driver */
-void
-rte_pci_register(struct rte_pci_driver *driver)
-{
-	TAILQ_INSERT_TAIL(&rte_pci_bus.driver_list, driver, next);
-	driver->bus = &rte_pci_bus;
-}
-
-/* unregister a driver */
-void
-rte_pci_unregister(struct rte_pci_driver *driver)
-{
-	TAILQ_REMOVE(&rte_pci_bus.driver_list, driver, next);
-	driver->bus = NULL;
-}
-
-/* Add a device to PCI bus */
-void
-rte_pci_add_device(struct rte_pci_device *pci_dev)
-{
-	TAILQ_INSERT_TAIL(&rte_pci_bus.device_list, pci_dev, next);
-}
-
-/* Insert a device into a predefined position in PCI bus */
-void
-rte_pci_insert_device(struct rte_pci_device *exist_pci_dev,
-		      struct rte_pci_device *new_pci_dev)
-{
-	TAILQ_INSERT_BEFORE(exist_pci_dev, new_pci_dev, next);
-}
-
-/* Remove a device from PCI bus */
-void
-rte_pci_remove_device(struct rte_pci_device *pci_dev)
-{
-	TAILQ_REMOVE(&rte_pci_bus.device_list, pci_dev, next);
-}
-
-static struct rte_device *
-pci_find_device(const struct rte_device *start, rte_dev_cmp_t cmp,
-		const void *data)
-{
-	struct rte_pci_device *dev;
-
-	FOREACH_DEVICE_ON_PCIBUS(dev) {
-		if (start && &dev->device == start) {
-			start = NULL; /* starting point found */
-			continue;
-		}
-		if (cmp(&dev->device, data) == 0)
-			return &dev->device;
-	}
-
-	return NULL;
-}
-
-static int
-pci_plug(struct rte_device *dev)
-{
-	return pci_probe_all_drivers(RTE_DEV_TO_PCI(dev));
-}
-
-static int
-pci_unplug(struct rte_device *dev)
-{
-	struct rte_pci_device *pdev;
-	int ret;
-
-	pdev = RTE_DEV_TO_PCI(dev);
-	ret = rte_pci_detach_dev(pdev);
-	if (ret == 0) {
-		rte_pci_remove_device(pdev);
-		free(pdev);
-	}
-	return ret;
-}
-
-struct rte_pci_bus rte_pci_bus = {
-	.bus = {
-		.scan = rte_pci_scan,
-		.probe = rte_pci_probe,
-		.find_device = pci_find_device,
-		.plug = pci_plug,
-		.unplug = pci_unplug,
-		.parse = pci_parse,
-		.get_iommu_class = rte_pci_get_iommu_class,
-	},
-	.device_list = TAILQ_HEAD_INITIALIZER(rte_pci_bus.device_list),
-	.driver_list = TAILQ_HEAD_INITIALIZER(rte_pci_bus.driver_list),
-};
-
-RTE_REGISTER_BUS(pci, rte_pci_bus.bus);
diff --git a/lib/librte_eal/common/eal_common_pci_uio.c b/lib/librte_eal/common/eal_common_pci_uio.c
deleted file mode 100644
index 9df3833..0000000
--- a/lib/librte_eal/common/eal_common_pci_uio.c
+++ /dev/null
@@ -1,233 +0,0 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
- *   All rights reserved.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of Intel Corporation nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <fcntl.h>
-#include <string.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <sys/mman.h>
-
-#include <rte_eal.h>
-#include <rte_tailq.h>
-#include <rte_log.h>
-#include <rte_malloc.h>
-
-#include "eal_private.h"
-
-static struct rte_tailq_elem rte_uio_tailq = {
-	.name = "UIO_RESOURCE_LIST",
-};
-EAL_REGISTER_TAILQ(rte_uio_tailq)
-
-static int
-pci_uio_map_secondary(struct rte_pci_device *dev)
-{
-	int fd, i, j;
-	struct mapped_pci_resource *uio_res;
-	struct mapped_pci_res_list *uio_res_list =
-			RTE_TAILQ_CAST(rte_uio_tailq.head, mapped_pci_res_list);
-
-	TAILQ_FOREACH(uio_res, uio_res_list, next) {
-
-		/* skip this element if it doesn't match our PCI address */
-		if (rte_pci_addr_cmp(&uio_res->pci_addr, &dev->addr))
-			continue;
-
-		for (i = 0; i != uio_res->nb_maps; i++) {
-			/*
-			 * open devname, to mmap it
-			 */
-			fd = open(uio_res->maps[i].path, O_RDWR);
-			if (fd < 0) {
-				RTE_LOG(ERR, EAL, "Cannot open %s: %s\n",
-					uio_res->maps[i].path, strerror(errno));
-				return -1;
-			}
-
-			void *mapaddr = pci_map_resource(uio_res->maps[i].addr,
-					fd, (off_t)uio_res->maps[i].offset,
-					(size_t)uio_res->maps[i].size, 0);
-			/* fd is not needed in slave process, close it */
-			close(fd);
-			if (mapaddr != uio_res->maps[i].addr) {
-				RTE_LOG(ERR, EAL,
-					"Cannot mmap device resource file %s to address: %p\n",
-					uio_res->maps[i].path,
-					uio_res->maps[i].addr);
-				if (mapaddr != MAP_FAILED) {
-					/* unmap addrs correctly mapped */
-					for (j = 0; j < i; j++)
-						pci_unmap_resource(
-							uio_res->maps[j].addr,
-							(size_t)uio_res->maps[j].size);
-					/* unmap addr wrongly mapped */
-					pci_unmap_resource(mapaddr,
-						(size_t)uio_res->maps[i].size);
-				}
-				return -1;
-			}
-		}
-		return 0;
-	}
-
-	RTE_LOG(ERR, EAL, "Cannot find resource for device\n");
-	return 1;
-}
-
-/* map the PCI resource of a PCI device in virtual memory */
-int
-pci_uio_map_resource(struct rte_pci_device *dev)
-{
-	int i, map_idx = 0, ret;
-	uint64_t phaddr;
-	struct mapped_pci_resource *uio_res = NULL;
-	struct mapped_pci_res_list *uio_res_list =
-		RTE_TAILQ_CAST(rte_uio_tailq.head, mapped_pci_res_list);
-
-	dev->intr_handle.fd = -1;
-	dev->intr_handle.uio_cfg_fd = -1;
-	dev->intr_handle.type = RTE_INTR_HANDLE_UNKNOWN;
-
-	/* secondary processes - use already recorded details */
-	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
-		return pci_uio_map_secondary(dev);
-
-	/* allocate uio resource */
-	ret = pci_uio_alloc_resource(dev, &uio_res);
-	if (ret)
-		return ret;
-
-	/* Map all BARs */
-	for (i = 0; i != PCI_MAX_RESOURCE; i++) {
-		/* skip empty BAR */
-		phaddr = dev->mem_resource[i].phys_addr;
-		if (phaddr == 0)
-			continue;
-
-		ret = pci_uio_map_resource_by_index(dev, i,
-				uio_res, map_idx);
-		if (ret)
-			goto error;
-
-		map_idx++;
-	}
-
-	uio_res->nb_maps = map_idx;
-
-	TAILQ_INSERT_TAIL(uio_res_list, uio_res, next);
-
-	return 0;
-error:
-	for (i = 0; i < map_idx; i++) {
-		pci_unmap_resource(uio_res->maps[i].addr,
-				(size_t)uio_res->maps[i].size);
-		rte_free(uio_res->maps[i].path);
-	}
-	pci_uio_free_resource(dev, uio_res);
-	return -1;
-}
-
-static void
-pci_uio_unmap(struct mapped_pci_resource *uio_res)
-{
-	int i;
-
-	if (uio_res == NULL)
-		return;
-
-	for (i = 0; i != uio_res->nb_maps; i++) {
-		pci_unmap_resource(uio_res->maps[i].addr,
-				(size_t)uio_res->maps[i].size);
-		if (rte_eal_process_type() == RTE_PROC_PRIMARY)
-			rte_free(uio_res->maps[i].path);
-	}
-}
-
-static struct mapped_pci_resource *
-pci_uio_find_resource(struct rte_pci_device *dev)
-{
-	struct mapped_pci_resource *uio_res;
-	struct mapped_pci_res_list *uio_res_list =
-			RTE_TAILQ_CAST(rte_uio_tailq.head, mapped_pci_res_list);
-
-	if (dev == NULL)
-		return NULL;
-
-	TAILQ_FOREACH(uio_res, uio_res_list, next) {
-
-		/* skip this element if it doesn't match our PCI address */
-		if (!rte_pci_addr_cmp(&uio_res->pci_addr, &dev->addr))
-			return uio_res;
-	}
-	return NULL;
-}
-
-/* unmap the PCI resource of a PCI device in virtual memory */
-void
-pci_uio_unmap_resource(struct rte_pci_device *dev)
-{
-	struct mapped_pci_resource *uio_res;
-	struct mapped_pci_res_list *uio_res_list =
-			RTE_TAILQ_CAST(rte_uio_tailq.head, mapped_pci_res_list);
-
-	if (dev == NULL)
-		return;
-
-	/* find an entry for the device */
-	uio_res = pci_uio_find_resource(dev);
-	if (uio_res == NULL)
-		return;
-
-	/* secondary processes - just free maps */
-	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
-		return pci_uio_unmap(uio_res);
-
-	TAILQ_REMOVE(uio_res_list, uio_res, next);
-
-	/* unmap all resources */
-	pci_uio_unmap(uio_res);
-
-	/* free uio resource */
-	rte_free(uio_res);
-
-	/* close fd if in primary process */
-	close(dev->intr_handle.fd);
-	if (dev->intr_handle.uio_cfg_fd >= 0) {
-		close(dev->intr_handle.uio_cfg_fd);
-		dev->intr_handle.uio_cfg_fd = -1;
-	}
-
-	dev->intr_handle.fd = -1;
-	dev->intr_handle.type = RTE_INTR_HANDLE_UNKNOWN;
-}
diff --git a/lib/librte_eal/common/eal_private.h b/lib/librte_eal/common/eal_private.h
index 4eb1bd2..462226f 100644
--- a/lib/librte_eal/common/eal_private.h
+++ b/lib/librte_eal/common/eal_private.h
@@ -37,7 +37,6 @@
 #include <stdbool.h>
 #include <stdint.h>
 #include <stdio.h>
-#include <rte_pci.h>
 
 /**
  * Initialize the memzone subsystem (private to eal).
@@ -110,211 +109,6 @@ int rte_eal_timer_init(void);
  */
 int rte_eal_log_init(const char *id, int facility);
 
-struct rte_pci_driver;
-struct rte_pci_device;
-
-/**
- * Probe the PCI bus
- *
- * @return
- *   - 0 on success.
- *   - !0 on error.
- */
-int
-rte_pci_probe(void);
-
-/**
- * Scan the content of the PCI bus, and the devices in the devices
- * list
- *
- * @return
- *  0 on success, negative on error
- */
-int rte_pci_scan(void);
-
-/**
- * Probe the single PCI device.
- *
- * Scan the content of the PCI bus, and find the pci device specified by pci
- * address, then call the probe() function for registered driver that has a
- * matching entry in its id_table for discovered device.
- *
- * @param addr
- *     The PCI Bus-Device-Function address to probe.
- * @return
- *   - 0 on success.
- *   - Negative on error.
- */
-int rte_pci_probe_one(const struct rte_pci_addr *addr);
-
-/**
- * Close the single PCI device.
- *
- * Scan the content of the PCI bus, and find the pci device specified by pci
- * address, then call the remove() function for registered driver that has a
- * matching entry in its id_table for discovered device.
- *
- * @param addr
- *     The PCI Bus-Device-Function address to close.
- * @return
- *   - 0 on success.
- *   - Negative on error.
- */
-int rte_pci_detach(const struct rte_pci_addr *addr);
-
-/**
- * Find the name of a PCI device.
- */
-void pci_name_set(struct rte_pci_device *dev);
-
-/**
- * Add a PCI device to the PCI Bus (append to PCI Device list). This function
- * also updates the bus references of the PCI Device (and the generic device
- * object embedded within.
- *
- * @param pci_dev
- *	PCI device to add
- * @return void
- */
-void rte_pci_add_device(struct rte_pci_device *pci_dev);
-
-/**
- * Insert a PCI device in the PCI Bus at a particular location in the device
- * list. It also updates the PCI Bus reference of the new devices to be
- * inserted.
- *
- * @param exist_pci_dev
- *	Existing PCI device in PCI Bus
- * @param new_pci_dev
- *	PCI device to be added before exist_pci_dev
- * @return void
- */
-void rte_pci_insert_device(struct rte_pci_device *exist_pci_dev,
-		struct rte_pci_device *new_pci_dev);
-
-/**
- * Remove a PCI device from the PCI Bus. This sets to NULL the bus references
- * in the PCI device object as well as the generic device object.
- *
- * @param pci_device
- *	PCI device to be removed from PCI Bus
- * @return void
- */
-void rte_pci_remove_device(struct rte_pci_device *pci_device);
-
-/**
- * Update a pci device object by asking the kernel for the latest information.
- *
- * This function is private to EAL.
- *
- * @param addr
- *	The PCI Bus-Device-Function address to look for
- * @return
- *   - 0 on success.
- *   - negative on error.
- */
-int pci_update_device(const struct rte_pci_addr *addr);
-
-/**
- * Unbind kernel driver for this device
- *
- * This function is private to EAL.
- *
- * @return
- *   0 on success, negative on error
- */
-int pci_unbind_kernel_driver(struct rte_pci_device *dev);
-
-/**
- * Map the PCI resource of a PCI device in virtual memory
- *
- * This function is private to EAL.
- *
- * @return
- *   0 on success, negative on error
- */
-int pci_uio_map_resource(struct rte_pci_device *dev);
-
-/**
- * Unmap the PCI resource of a PCI device
- *
- * This function is private to EAL.
- */
-void pci_uio_unmap_resource(struct rte_pci_device *dev);
-
-/**
- * Allocate uio resource for PCI device
- *
- * This function is private to EAL.
- *
- * @param dev
- *   PCI device to allocate uio resource
- * @param uio_res
- *   Pointer to uio resource.
- *   If the function returns 0, the pointer will be filled.
- * @return
- *   0 on success, negative on error
- */
-int pci_uio_alloc_resource(struct rte_pci_device *dev,
-		struct mapped_pci_resource **uio_res);
-
-/**
- * Free uio resource for PCI device
- *
- * This function is private to EAL.
- *
- * @param dev
- *   PCI device to free uio resource
- * @param uio_res
- *   Pointer to uio resource.
- */
-void pci_uio_free_resource(struct rte_pci_device *dev,
-		struct mapped_pci_resource *uio_res);
-
-/**
- * Map device memory to uio resource
- *
- * This function is private to EAL.
- *
- * @param dev
- *   PCI device that has memory information.
- * @param res_idx
- *   Memory resource index of the PCI device.
- * @param uio_res
- *  uio resource that will keep mapping information.
- * @param map_idx
- *   Mapping information index of the uio resource.
- * @return
- *   0 on success, negative on error
- */
-int pci_uio_map_resource_by_index(struct rte_pci_device *dev, int res_idx,
-		struct mapped_pci_resource *uio_res, int map_idx);
-
-/*
- * Match the PCI Driver and Device using the ID Table
- *
- * @param pci_drv
- *      PCI driver from which ID table would be extracted
- * @param pci_dev
- *      PCI device to match against the driver
- * @return
- *      1 for successful match
- *      0 for unsuccessful match
- */
-int
-rte_pci_match(const struct rte_pci_driver *pci_drv,
-	      const struct rte_pci_device *pci_dev);
-
-/**
- * Get iommu class of PCI devices on the bus.
- * And return their preferred iova mapping mode.
- *
- * @return
- *   - enum rte_iova_mode.
- */
-enum rte_iova_mode
-rte_pci_get_iommu_class(void);
-
 /**
  * Init tail queues for non-EAL library structures. This is to allow
  * the rings, mempools, etc. lists to be shared among multiple processes
diff --git a/lib/librte_eal/common/include/rte_pci.h b/lib/librte_eal/common/include/rte_pci.h
deleted file mode 100644
index 3c8cbd8..0000000
--- a/lib/librte_eal/common/include/rte_pci.h
+++ /dev/null
@@ -1,533 +0,0 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
- *   Copyright 2013-2014 6WIND S.A.
- *   All rights reserved.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of Intel Corporation nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef _RTE_PCI_H_
-#define _RTE_PCI_H_
-
-/**
- * @file
- *
- * RTE PCI Interface
- */
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <limits.h>
-#include <errno.h>
-#include <sys/queue.h>
-#include <stdint.h>
-#include <inttypes.h>
-
-#include <rte_debug.h>
-#include <rte_interrupts.h>
-#include <rte_dev.h>
-#include <rte_bus.h>
-
-/** Pathname of PCI devices directory. */
-const char *pci_get_sysfs_path(void);
-
-/** Formatting string for PCI device identifier: Ex: 0000:00:01.0 */
-#define PCI_PRI_FMT "%.4" PRIx16 ":%.2" PRIx8 ":%.2" PRIx8 ".%" PRIx8
-#define PCI_PRI_STR_SIZE sizeof("XXXXXXXX:XX:XX.X")
-
-/** Short formatting string, without domain, for PCI device: Ex: 00:01.0 */
-#define PCI_SHORT_PRI_FMT "%.2" PRIx8 ":%.2" PRIx8 ".%" PRIx8
-
-/** Nb. of values in PCI device identifier format string. */
-#define PCI_FMT_NVAL 4
-
-/** Nb. of values in PCI resource format. */
-#define PCI_RESOURCE_FMT_NVAL 3
-
-/** Maximum number of PCI resources. */
-#define PCI_MAX_RESOURCE 6
-
-/* Forward declarations */
-struct rte_pci_device;
-struct rte_pci_driver;
-
-/** List of PCI devices */
-TAILQ_HEAD(rte_pci_device_list, rte_pci_device);
-/** List of PCI drivers */
-TAILQ_HEAD(rte_pci_driver_list, rte_pci_driver);
-
-/* PCI Bus iterators */
-#define FOREACH_DEVICE_ON_PCIBUS(p)	\
-		TAILQ_FOREACH(p, &(rte_pci_bus.device_list), next)
-
-#define FOREACH_DRIVER_ON_PCIBUS(p)	\
-		TAILQ_FOREACH(p, &(rte_pci_bus.driver_list), next)
-
-/**
- * A structure describing an ID for a PCI driver. Each driver provides a
- * table of these IDs for each device that it supports.
- */
-struct rte_pci_id {
-	uint32_t class_id;            /**< Class ID (class, subclass, pi) or RTE_CLASS_ANY_ID. */
-	uint16_t vendor_id;           /**< Vendor ID or PCI_ANY_ID. */
-	uint16_t device_id;           /**< Device ID or PCI_ANY_ID. */
-	uint16_t subsystem_vendor_id; /**< Subsystem vendor ID or PCI_ANY_ID. */
-	uint16_t subsystem_device_id; /**< Subsystem device ID or PCI_ANY_ID. */
-};
-
-/**
- * A structure describing the location of a PCI device.
- */
-struct rte_pci_addr {
-	uint32_t domain;                /**< Device domain */
-	uint8_t bus;                    /**< Device bus */
-	uint8_t devid;                  /**< Device ID */
-	uint8_t function;               /**< Device function. */
-};
-
-struct rte_devargs;
-
-/**
- * A structure describing a PCI device.
- */
-struct rte_pci_device {
-	TAILQ_ENTRY(rte_pci_device) next;       /**< Next probed PCI device. */
-	struct rte_device device;               /**< Inherit core device */
-	struct rte_pci_addr addr;               /**< PCI location. */
-	struct rte_pci_id id;                   /**< PCI ID. */
-	struct rte_mem_resource mem_resource[PCI_MAX_RESOURCE];
-						/**< PCI Memory Resource */
-	struct rte_intr_handle intr_handle;     /**< Interrupt handle */
-	struct rte_pci_driver *driver;          /**< Associated driver */
-	uint16_t max_vfs;                       /**< sriov enable if not zero */
-	enum rte_kernel_driver kdrv;            /**< Kernel driver passthrough */
-	char name[PCI_PRI_STR_SIZE+1];          /**< PCI location (ASCII) */
-};
-
-/**
- * @internal
- * Helper macro for drivers that need to convert to struct rte_pci_device.
- */
-#define RTE_DEV_TO_PCI(ptr) container_of(ptr, struct rte_pci_device, device)
-
-/** Any PCI device identifier (vendor, device, ...) */
-#define PCI_ANY_ID (0xffff)
-#define RTE_CLASS_ANY_ID (0xffffff)
-
-#ifdef __cplusplus
-/** C++ macro used to help building up tables of device IDs */
-#define RTE_PCI_DEVICE(vend, dev) \
-	RTE_CLASS_ANY_ID,         \
-	(vend),                   \
-	(dev),                    \
-	PCI_ANY_ID,               \
-	PCI_ANY_ID
-#else
-/** Macro used to help building up tables of device IDs */
-#define RTE_PCI_DEVICE(vend, dev)          \
-	.class_id = RTE_CLASS_ANY_ID,      \
-	.vendor_id = (vend),               \
-	.device_id = (dev),                \
-	.subsystem_vendor_id = PCI_ANY_ID, \
-	.subsystem_device_id = PCI_ANY_ID
-#endif
-
-/**
- * Initialisation function for the driver called during PCI probing.
- */
-typedef int (pci_probe_t)(struct rte_pci_driver *, struct rte_pci_device *);
-
-/**
- * Uninitialisation function for the driver called during hotplugging.
- */
-typedef int (pci_remove_t)(struct rte_pci_device *);
-
-/**
- * A structure describing a PCI driver.
- */
-struct rte_pci_driver {
-	TAILQ_ENTRY(rte_pci_driver) next;       /**< Next in list. */
-	struct rte_driver driver;               /**< Inherit core driver. */
-	struct rte_pci_bus *bus;                /**< PCI bus reference. */
-	pci_probe_t *probe;                     /**< Device Probe function. */
-	pci_remove_t *remove;                   /**< Device Remove function. */
-	const struct rte_pci_id *id_table;	/**< ID table, NULL terminated. */
-	uint32_t drv_flags;                     /**< Flags contolling handling of device. */
-};
-
-/**
- * Structure describing the PCI bus
- */
-struct rte_pci_bus {
-	struct rte_bus bus;               /**< Inherit the generic class */
-	struct rte_pci_device_list device_list;  /**< List of PCI devices */
-	struct rte_pci_driver_list driver_list;  /**< List of PCI drivers */
-};
-
-/** Device needs PCI BAR mapping (done with either IGB_UIO or VFIO) */
-#define RTE_PCI_DRV_NEED_MAPPING 0x0001
-/** Device driver supports link state interrupt */
-#define RTE_PCI_DRV_INTR_LSC	0x0008
-/** Device driver supports device removal interrupt */
-#define RTE_PCI_DRV_INTR_RMV 0x0010
-/** Device driver needs to keep mapped resources if unsupported dev detected */
-#define RTE_PCI_DRV_KEEP_MAPPED_RES 0x0020
-/** Device driver supports IOVA as VA */
-#define RTE_PCI_DRV_IOVA_AS_VA 0X0040
-
-/**
- * A structure describing a PCI mapping.
- */
-struct pci_map {
-	void *addr;
-	char *path;
-	uint64_t offset;
-	uint64_t size;
-	uint64_t phaddr;
-};
-
-struct pci_msix_table {
-	int bar_index;
-	uint32_t offset;
-	uint32_t size;
-};
-
-/**
- * A structure describing a mapped PCI resource.
- * For multi-process we need to reproduce all PCI mappings in secondary
- * processes, so save them in a tailq.
- */
-struct mapped_pci_resource {
-	TAILQ_ENTRY(mapped_pci_resource) next;
-
-	struct rte_pci_addr pci_addr;
-	char path[PATH_MAX];
-	int nb_maps;
-	struct pci_map maps[PCI_MAX_RESOURCE];
-	struct pci_msix_table msix_table;
-};
-
-/** mapped pci device list */
-TAILQ_HEAD(mapped_pci_res_list, mapped_pci_resource);
-
-/**
- * @deprecated
- * Utility function to produce a PCI Bus-Device-Function value
- * given a string representation. Assumes that the BDF is provided without
- * a domain prefix (i.e. domain returned is always 0)
- *
- * @param input
- *	The input string to be parsed. Should have the format XX:XX.X
- * @param dev_addr
- *	The PCI Bus-Device-Function address to be returned. Domain will always be
- *	returned as 0
- * @return
- *  0 on success, negative on error.
- */
-int eal_parse_pci_BDF(const char *input, struct rte_pci_addr *dev_addr);
-
-/**
- * @deprecated
- * Utility function to produce a PCI Bus-Device-Function value
- * given a string representation. Assumes that the BDF is provided including
- * a domain prefix.
- *
- * @param input
- *	The input string to be parsed. Should have the format XXXX:XX:XX.X
- * @param dev_addr
- *	The PCI Bus-Device-Function address to be returned
- * @return
- *  0 on success, negative on error.
- */
-int eal_parse_pci_DomBDF(const char *input, struct rte_pci_addr *dev_addr);
-
-/**
- * Utility function to write a pci device name, this device name can later be
- * used to retrieve the corresponding rte_pci_addr using eal_parse_pci_*
- * BDF helpers.
- *
- * @param addr
- *	The PCI Bus-Device-Function address
- * @param output
- *	The output buffer string
- * @param size
- *	The output buffer size
- */
-void rte_pci_device_name(const struct rte_pci_addr *addr, char *output,
-			 size_t size);
-
-/**
- * Utility function to compare two PCI device addresses.
- *
- * @param addr
- *	The PCI Bus-Device-Function address to compare
- * @param addr2
- *	The PCI Bus-Device-Function address to compare
- * @return
- *	0 on equal PCI address.
- *	Positive on addr is greater than addr2.
- *	Negative on addr is less than addr2, or error.
- */
-int rte_pci_addr_cmp(const struct rte_pci_addr *addr,
-		     const struct rte_pci_addr *addr2);
-
-/**
- * @deprecated
- * Utility function to compare two PCI device addresses.
- *
- * @param addr
- *	The PCI Bus-Device-Function address to compare
- * @param addr2
- *	The PCI Bus-Device-Function address to compare
- * @return
- *	0 on equal PCI address.
- *	Positive on addr is greater than addr2.
- *	Negative on addr is less than addr2, or error.
- */
-int rte_eal_compare_pci_addr(const struct rte_pci_addr *addr,
-			     const struct rte_pci_addr *addr2);
-
-/**
- * Utility function to parse a string into a PCI location.
- *
- * @param str
- *     The string to parse
- * @param addr
- *     The reference to the structure where the location
- *     is stored.
- * @return
- *     0 on success
- *     <0 otherwise
- */
-int rte_pci_addr_parse(const char *str, struct rte_pci_addr *addr);
-
-/**
- * Map the PCI device resources in user space virtual memory address
- *
- * Note that driver should not call this function when flag
- * RTE_PCI_DRV_NEED_MAPPING is set, as EAL will do that for
- * you when it's on.
- *
- * @param dev
- *   A pointer to a rte_pci_device structure describing the device
- *   to use
- *
- * @return
- *   0 on success, negative on error and positive if no driver
- *   is found for the device.
- */
-int rte_pci_map_device(struct rte_pci_device *dev);
-
-/**
- * Unmap this device
- *
- * @param dev
- *   A pointer to a rte_pci_device structure describing the device
- *   to use
- */
-void rte_pci_unmap_device(struct rte_pci_device *dev);
-
-/**
- * @internal
- * Map a particular resource from a file.
- *
- * @param requested_addr
- *      The starting address for the new mapping range.
- * @param fd
- *      The file descriptor.
- * @param offset
- *      The offset for the mapping range.
- * @param size
- *      The size for the mapping range.
- * @param additional_flags
- *      The additional flags for the mapping range.
- * @return
- *   - On success, the function returns a pointer to the mapped area.
- *   - On error, the value MAP_FAILED is returned.
- */
-void *pci_map_resource(void *requested_addr, int fd, off_t offset,
-		size_t size, int additional_flags);
-
-/**
- * @internal
- * Unmap a particular resource.
- *
- * @param requested_addr
- *      The address for the unmapping range.
- * @param size
- *      The size for the unmapping range.
- */
-void pci_unmap_resource(void *requested_addr, size_t size);
-
-/**
- * Dump the content of the PCI bus.
- *
- * @param f
- *   A pointer to a file for output
- */
-void rte_pci_dump(FILE *f);
-
-/**
- * Register a PCI driver.
- *
- * @param driver
- *   A pointer to a rte_pci_driver structure describing the driver
- *   to be registered.
- */
-void rte_pci_register(struct rte_pci_driver *driver);
-
-/** Helper for PCI device registration from driver (eth, crypto) instance */
-#define RTE_PMD_REGISTER_PCI(nm, pci_drv) \
-RTE_INIT(pciinitfn_ ##nm); \
-static void pciinitfn_ ##nm(void) \
-{\
-	(pci_drv).driver.name = RTE_STR(nm);\
-	rte_pci_register(&pci_drv); \
-} \
-RTE_PMD_EXPORT_NAME(nm, __COUNTER__)
-
-/**
- * Unregister a PCI driver.
- *
- * @param driver
- *   A pointer to a rte_pci_driver structure describing the driver
- *   to be unregistered.
- */
-void rte_pci_unregister(struct rte_pci_driver *driver);
-
-/**
- * Read PCI config space.
- *
- * @param device
- *   A pointer to a rte_pci_device structure describing the device
- *   to use
- * @param buf
- *   A data buffer where the bytes should be read into
- * @param len
- *   The length of the data buffer.
- * @param offset
- *   The offset into PCI config space
- */
-int rte_pci_read_config(const struct rte_pci_device *device,
-		void *buf, size_t len, off_t offset);
-
-/**
- * Write PCI config space.
- *
- * @param device
- *   A pointer to a rte_pci_device structure describing the device
- *   to use
- * @param buf
- *   A data buffer containing the bytes should be written
- * @param len
- *   The length of the data buffer.
- * @param offset
- *   The offset into PCI config space
- */
-int rte_pci_write_config(const struct rte_pci_device *device,
-		const void *buf, size_t len, off_t offset);
-
-/**
- * A structure used to access io resources for a pci device.
- * rte_pci_ioport is arch, os, driver specific, and should not be used outside
- * of pci ioport api.
- */
-struct rte_pci_ioport {
-	struct rte_pci_device *dev;
-	uint64_t base;
-	uint64_t len; /* only filled for memory mapped ports */
-};
-
-/**
- * Initialize a rte_pci_ioport object for a pci device io resource.
- *
- * This object is then used to gain access to those io resources (see below).
- *
- * @param dev
- *   A pointer to a rte_pci_device structure describing the device
- *   to use.
- * @param bar
- *   Index of the io pci resource we want to access.
- * @param p
- *   The rte_pci_ioport object to be initialized.
- * @return
- *  0 on success, negative on error.
- */
-int rte_pci_ioport_map(struct rte_pci_device *dev, int bar,
-		struct rte_pci_ioport *p);
-
-/**
- * Release any resources used in a rte_pci_ioport object.
- *
- * @param p
- *   The rte_pci_ioport object to be uninitialized.
- * @return
- *  0 on success, negative on error.
- */
-int rte_pci_ioport_unmap(struct rte_pci_ioport *p);
-
-/**
- * Read from a io pci resource.
- *
- * @param p
- *   The rte_pci_ioport object from which we want to read.
- * @param data
- *   A data buffer where the bytes should be read into
- * @param len
- *   The length of the data buffer.
- * @param offset
- *   The offset into the pci io resource.
- */
-void rte_pci_ioport_read(struct rte_pci_ioport *p,
-		void *data, size_t len, off_t offset);
-
-/**
- * Write to a io pci resource.
- *
- * @param p
- *   The rte_pci_ioport object to which we want to write.
- * @param data
- *   A data buffer where the bytes should be read into
- * @param len
- *   The length of the data buffer.
- * @param offset
- *   The offset into the pci io resource.
- */
-void rte_pci_ioport_write(struct rte_pci_ioport *p,
-		const void *data, size_t len, off_t offset);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _RTE_PCI_H_ */
diff --git a/lib/librte_eal/linuxapp/eal/Makefile b/lib/librte_eal/linuxapp/eal/Makefile
index 965da6e..cbe844c 100644
--- a/lib/librte_eal/linuxapp/eal/Makefile
+++ b/lib/librte_eal/linuxapp/eal/Makefile
@@ -62,9 +62,6 @@ SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_thread.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_log.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_vfio.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_vfio_mp_sync.c
-SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_pci.c
-SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_pci_uio.c
-SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_pci_vfio.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_debug.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_lcore.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_timer.c
@@ -78,8 +75,6 @@ SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_common_memzone.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_common_log.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_common_launch.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_common_vdev.c
-SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_common_pci.c
-SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_common_pci_uio.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_common_memory.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_common_tailqs.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_common_errno.c
@@ -132,9 +127,6 @@ CFLAGS_eal_thread.o := -D_GNU_SOURCE
 CFLAGS_eal_log.o := -D_GNU_SOURCE
 CFLAGS_eal_common_log.o := -D_GNU_SOURCE
 CFLAGS_eal_hugepage_info.o := -D_GNU_SOURCE
-CFLAGS_eal_pci.o := -D_GNU_SOURCE
-CFLAGS_eal_pci_uio.o := -D_GNU_SOURCE
-CFLAGS_eal_pci_vfio.o := -D_GNU_SOURCE
 CFLAGS_eal_common_whitelist.o := -D_GNU_SOURCE
 CFLAGS_eal_common_options.o := -D_GNU_SOURCE
 CFLAGS_eal_common_thread.o := -D_GNU_SOURCE
diff --git a/lib/librte_eal/linuxapp/eal/eal.c b/lib/librte_eal/linuxapp/eal/eal.c
index 91c3712..017c402 100644
--- a/lib/librte_eal/linuxapp/eal/eal.c
+++ b/lib/librte_eal/linuxapp/eal/eal.c
@@ -71,7 +71,6 @@
 #include <rte_cpuflags.h>
 #include <rte_interrupts.h>
 #include <rte_bus.h>
-#include <rte_pci.h>
 #include <rte_dev.h>
 #include <rte_devargs.h>
 #include <rte_version.h>
diff --git a/lib/librte_eal/linuxapp/eal/eal_interrupts.c b/lib/librte_eal/linuxapp/eal/eal_interrupts.c
index 6df63d4..cdd74ee 100644
--- a/lib/librte_eal/linuxapp/eal/eal_interrupts.c
+++ b/lib/librte_eal/linuxapp/eal/eal_interrupts.c
@@ -60,7 +60,6 @@
 #include <rte_branch_prediction.h>
 #include <rte_debug.h>
 #include <rte_log.h>
-#include <rte_pci.h>
 #include <rte_malloc.h>
 #include <rte_errno.h>
 #include <rte_spinlock.h>
diff --git a/lib/librte_eal/linuxapp/eal/eal_pci.c b/lib/librte_eal/linuxapp/eal/eal_pci.c
deleted file mode 100644
index cee4b94..0000000
--- a/lib/librte_eal/linuxapp/eal/eal_pci.c
+++ /dev/null
@@ -1,823 +0,0 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
- *   All rights reserved.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of Intel Corporation nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <string.h>
-#include <dirent.h>
-
-#include <rte_log.h>
-#include <rte_bus.h>
-#include <rte_pci.h>
-#include <rte_eal_memconfig.h>
-#include <rte_malloc.h>
-#include <rte_devargs.h>
-#include <rte_memcpy.h>
-#include <rte_vfio.h>
-
-#include "eal_filesystem.h"
-#include "eal_private.h"
-#include "eal_pci_init.h"
-
-/**
- * @file
- * PCI probing under linux
- *
- * This code is used to simulate a PCI probe by parsing information in sysfs.
- * When a registered device matches a driver, it is then initialized with
- * IGB_UIO driver (or doesn't initialize, if the device wasn't bound to it).
- */
-
-extern struct rte_pci_bus rte_pci_bus;
-
-static int
-pci_get_kernel_driver_by_path(const char *filename, char *dri_name)
-{
-	int count;
-	char path[PATH_MAX];
-	char *name;
-
-	if (!filename || !dri_name)
-		return -1;
-
-	count = readlink(filename, path, PATH_MAX);
-	if (count >= PATH_MAX)
-		return -1;
-
-	/* For device does not have a driver */
-	if (count < 0)
-		return 1;
-
-	path[count] = '\0';
-
-	name = strrchr(path, '/');
-	if (name) {
-		strncpy(dri_name, name + 1, strlen(name + 1) + 1);
-		return 0;
-	}
-
-	return -1;
-}
-
-/* Map pci device */
-int
-rte_pci_map_device(struct rte_pci_device *dev)
-{
-	int ret = -1;
-
-	/* try mapping the NIC resources using VFIO if it exists */
-	switch (dev->kdrv) {
-	case RTE_KDRV_VFIO:
-#ifdef VFIO_PRESENT
-		if (pci_vfio_is_enabled())
-			ret = pci_vfio_map_resource(dev);
-#endif
-		break;
-	case RTE_KDRV_IGB_UIO:
-	case RTE_KDRV_UIO_GENERIC:
-		if (rte_eal_using_phys_addrs()) {
-			/* map resources for devices that use uio */
-			ret = pci_uio_map_resource(dev);
-		}
-		break;
-	default:
-		RTE_LOG(DEBUG, EAL,
-			"  Not managed by a supported kernel driver, skipped\n");
-		ret = 1;
-		break;
-	}
-
-	return ret;
-}
-
-/* Unmap pci device */
-void
-rte_pci_unmap_device(struct rte_pci_device *dev)
-{
-	/* try unmapping the NIC resources using VFIO if it exists */
-	switch (dev->kdrv) {
-	case RTE_KDRV_VFIO:
-#ifdef VFIO_PRESENT
-		if (pci_vfio_is_enabled())
-			pci_vfio_unmap_resource(dev);
-#endif
-		break;
-	case RTE_KDRV_IGB_UIO:
-	case RTE_KDRV_UIO_GENERIC:
-		/* unmap resources for devices that use uio */
-		pci_uio_unmap_resource(dev);
-		break;
-	default:
-		RTE_LOG(DEBUG, EAL,
-			"  Not managed by a supported kernel driver, skipped\n");
-		break;
-	}
-}
-
-void *
-pci_find_max_end_va(void)
-{
-	const struct rte_memseg *seg = rte_eal_get_physmem_layout();
-	const struct rte_memseg *last = seg;
-	unsigned i = 0;
-
-	for (i = 0; i < RTE_MAX_MEMSEG; i++, seg++) {
-		if (seg->addr == NULL)
-			break;
-
-		if (seg->addr > last->addr)
-			last = seg;
-
-	}
-	return RTE_PTR_ADD(last->addr, last->len);
-}
-
-/* parse one line of the "resource" sysfs file (note that the 'line'
- * string is modified)
- */
-int
-pci_parse_one_sysfs_resource(char *line, size_t len, uint64_t *phys_addr,
-	uint64_t *end_addr, uint64_t *flags)
-{
-	union pci_resource_info {
-		struct {
-			char *phys_addr;
-			char *end_addr;
-			char *flags;
-		};
-		char *ptrs[PCI_RESOURCE_FMT_NVAL];
-	} res_info;
-
-	if (rte_strsplit(line, len, res_info.ptrs, 3, ' ') != 3) {
-		RTE_LOG(ERR, EAL,
-			"%s(): bad resource format\n", __func__);
-		return -1;
-	}
-	errno = 0;
-	*phys_addr = strtoull(res_info.phys_addr, NULL, 16);
-	*end_addr = strtoull(res_info.end_addr, NULL, 16);
-	*flags = strtoull(res_info.flags, NULL, 16);
-	if (errno != 0) {
-		RTE_LOG(ERR, EAL,
-			"%s(): bad resource format\n", __func__);
-		return -1;
-	}
-
-	return 0;
-}
-
-/* parse the "resource" sysfs file */
-static int
-pci_parse_sysfs_resource(const char *filename, struct rte_pci_device *dev)
-{
-	FILE *f;
-	char buf[BUFSIZ];
-	int i;
-	uint64_t phys_addr, end_addr, flags;
-
-	f = fopen(filename, "r");
-	if (f == NULL) {
-		RTE_LOG(ERR, EAL, "Cannot open sysfs resource\n");
-		return -1;
-	}
-
-	for (i = 0; i<PCI_MAX_RESOURCE; i++) {
-
-		if (fgets(buf, sizeof(buf), f) == NULL) {
-			RTE_LOG(ERR, EAL,
-				"%s(): cannot read resource\n", __func__);
-			goto error;
-		}
-		if (pci_parse_one_sysfs_resource(buf, sizeof(buf), &phys_addr,
-				&end_addr, &flags) < 0)
-			goto error;
-
-		if (flags & IORESOURCE_MEM) {
-			dev->mem_resource[i].phys_addr = phys_addr;
-			dev->mem_resource[i].len = end_addr - phys_addr + 1;
-			/* not mapped for now */
-			dev->mem_resource[i].addr = NULL;
-		}
-	}
-	fclose(f);
-	return 0;
-
-error:
-	fclose(f);
-	return -1;
-}
-
-/* Scan one pci sysfs entry, and fill the devices list from it. */
-static int
-pci_scan_one(const char *dirname, const struct rte_pci_addr *addr)
-{
-	char filename[PATH_MAX];
-	unsigned long tmp;
-	struct rte_pci_device *dev;
-	char driver[PATH_MAX];
-	int ret;
-
-	dev = malloc(sizeof(*dev));
-	if (dev == NULL)
-		return -1;
-
-	memset(dev, 0, sizeof(*dev));
-	dev->addr = *addr;
-
-	/* get vendor id */
-	snprintf(filename, sizeof(filename), "%s/vendor", dirname);
-	if (eal_parse_sysfs_value(filename, &tmp) < 0) {
-		free(dev);
-		return -1;
-	}
-	dev->id.vendor_id = (uint16_t)tmp;
-
-	/* get device id */
-	snprintf(filename, sizeof(filename), "%s/device", dirname);
-	if (eal_parse_sysfs_value(filename, &tmp) < 0) {
-		free(dev);
-		return -1;
-	}
-	dev->id.device_id = (uint16_t)tmp;
-
-	/* get subsystem_vendor id */
-	snprintf(filename, sizeof(filename), "%s/subsystem_vendor",
-		 dirname);
-	if (eal_parse_sysfs_value(filename, &tmp) < 0) {
-		free(dev);
-		return -1;
-	}
-	dev->id.subsystem_vendor_id = (uint16_t)tmp;
-
-	/* get subsystem_device id */
-	snprintf(filename, sizeof(filename), "%s/subsystem_device",
-		 dirname);
-	if (eal_parse_sysfs_value(filename, &tmp) < 0) {
-		free(dev);
-		return -1;
-	}
-	dev->id.subsystem_device_id = (uint16_t)tmp;
-
-	/* get class_id */
-	snprintf(filename, sizeof(filename), "%s/class",
-		 dirname);
-	if (eal_parse_sysfs_value(filename, &tmp) < 0) {
-		free(dev);
-		return -1;
-	}
-	/* the least 24 bits are valid: class, subclass, program interface */
-	dev->id.class_id = (uint32_t)tmp & RTE_CLASS_ANY_ID;
-
-	/* get max_vfs */
-	dev->max_vfs = 0;
-	snprintf(filename, sizeof(filename), "%s/max_vfs", dirname);
-	if (!access(filename, F_OK) &&
-	    eal_parse_sysfs_value(filename, &tmp) == 0)
-		dev->max_vfs = (uint16_t)tmp;
-	else {
-		/* for non igb_uio driver, need kernel version >= 3.8 */
-		snprintf(filename, sizeof(filename),
-			 "%s/sriov_numvfs", dirname);
-		if (!access(filename, F_OK) &&
-		    eal_parse_sysfs_value(filename, &tmp) == 0)
-			dev->max_vfs = (uint16_t)tmp;
-	}
-
-	/* get numa node, default to 0 if not present */
-	snprintf(filename, sizeof(filename), "%s/numa_node",
-		 dirname);
-
-	if (access(filename, F_OK) != -1) {
-		if (eal_parse_sysfs_value(filename, &tmp) == 0)
-			dev->device.numa_node = tmp;
-		else
-			dev->device.numa_node = -1;
-	} else {
-		dev->device.numa_node = 0;
-	}
-
-	pci_name_set(dev);
-
-	/* parse resources */
-	snprintf(filename, sizeof(filename), "%s/resource", dirname);
-	if (pci_parse_sysfs_resource(filename, dev) < 0) {
-		RTE_LOG(ERR, EAL, "%s(): cannot parse resource\n", __func__);
-		free(dev);
-		return -1;
-	}
-
-	/* parse driver */
-	snprintf(filename, sizeof(filename), "%s/driver", dirname);
-	ret = pci_get_kernel_driver_by_path(filename, driver);
-	if (ret < 0) {
-		RTE_LOG(ERR, EAL, "Fail to get kernel driver\n");
-		free(dev);
-		return -1;
-	}
-
-	if (!ret) {
-		if (!strcmp(driver, "vfio-pci"))
-			dev->kdrv = RTE_KDRV_VFIO;
-		else if (!strcmp(driver, "igb_uio"))
-			dev->kdrv = RTE_KDRV_IGB_UIO;
-		else if (!strcmp(driver, "uio_pci_generic"))
-			dev->kdrv = RTE_KDRV_UIO_GENERIC;
-		else
-			dev->kdrv = RTE_KDRV_UNKNOWN;
-	} else
-		dev->kdrv = RTE_KDRV_NONE;
-
-	/* device is valid, add in list (sorted) */
-	if (TAILQ_EMPTY(&rte_pci_bus.device_list)) {
-		rte_pci_add_device(dev);
-	} else {
-		struct rte_pci_device *dev2;
-		int ret;
-
-		TAILQ_FOREACH(dev2, &rte_pci_bus.device_list, next) {
-			ret = rte_pci_addr_cmp(&dev->addr, &dev2->addr);
-			if (ret > 0)
-				continue;
-
-			if (ret < 0) {
-				rte_pci_insert_device(dev2, dev);
-			} else { /* already registered */
-				dev2->kdrv = dev->kdrv;
-				dev2->max_vfs = dev->max_vfs;
-				pci_name_set(dev2);
-				memmove(dev2->mem_resource, dev->mem_resource,
-					sizeof(dev->mem_resource));
-				free(dev);
-			}
-			return 0;
-		}
-
-		rte_pci_add_device(dev);
-	}
-
-	return 0;
-}
-
-int
-pci_update_device(const struct rte_pci_addr *addr)
-{
-	char filename[PATH_MAX];
-
-	snprintf(filename, sizeof(filename), "%s/" PCI_PRI_FMT,
-		 pci_get_sysfs_path(), addr->domain, addr->bus, addr->devid,
-		 addr->function);
-
-	return pci_scan_one(filename, addr);
-}
-
-/*
- * split up a pci address into its constituent parts.
- */
-static int
-parse_pci_addr_format(const char *buf, int bufsize, struct rte_pci_addr *addr)
-{
-	/* first split on ':' */
-	union splitaddr {
-		struct {
-			char *domain;
-			char *bus;
-			char *devid;
-			char *function;
-		};
-		char *str[PCI_FMT_NVAL]; /* last element-separator is "." not ":" */
-	} splitaddr;
-
-	char *buf_copy = strndup(buf, bufsize);
-	if (buf_copy == NULL)
-		return -1;
-
-	if (rte_strsplit(buf_copy, bufsize, splitaddr.str, PCI_FMT_NVAL, ':')
-			!= PCI_FMT_NVAL - 1)
-		goto error;
-	/* final split is on '.' between devid and function */
-	splitaddr.function = strchr(splitaddr.devid,'.');
-	if (splitaddr.function == NULL)
-		goto error;
-	*splitaddr.function++ = '\0';
-
-	/* now convert to int values */
-	errno = 0;
-	addr->domain = strtoul(splitaddr.domain, NULL, 16);
-	addr->bus = strtoul(splitaddr.bus, NULL, 16);
-	addr->devid = strtoul(splitaddr.devid, NULL, 16);
-	addr->function = strtoul(splitaddr.function, NULL, 10);
-	if (errno != 0)
-		goto error;
-
-	free(buf_copy); /* free the copy made with strdup */
-	return 0;
-error:
-	free(buf_copy);
-	return -1;
-}
-
-/*
- * Scan the content of the PCI bus, and the devices in the devices
- * list
- */
-int
-rte_pci_scan(void)
-{
-	struct dirent *e;
-	DIR *dir;
-	char dirname[PATH_MAX];
-	struct rte_pci_addr addr;
-
-	/* for debug purposes, PCI can be disabled */
-	if (!rte_eal_has_pci())
-		return 0;
-
-#ifdef VFIO_PRESENT
-	if (!pci_vfio_is_enabled())
-		RTE_LOG(DEBUG, EAL, "VFIO PCI modules not loaded\n");
-#endif
-
-	dir = opendir(pci_get_sysfs_path());
-	if (dir == NULL) {
-		RTE_LOG(ERR, EAL, "%s(): opendir failed: %s\n",
-			__func__, strerror(errno));
-		return -1;
-	}
-
-	while ((e = readdir(dir)) != NULL) {
-		if (e->d_name[0] == '.')
-			continue;
-
-		if (parse_pci_addr_format(e->d_name, sizeof(e->d_name), &addr) != 0)
-			continue;
-
-		snprintf(dirname, sizeof(dirname), "%s/%s",
-				pci_get_sysfs_path(), e->d_name);
-
-		if (pci_scan_one(dirname, &addr) < 0)
-			goto error;
-	}
-	closedir(dir);
-	return 0;
-
-error:
-	closedir(dir);
-	return -1;
-}
-
-/*
- * Is pci device bound to any kdrv
- */
-static inline int
-pci_one_device_is_bound(void)
-{
-	struct rte_pci_device *dev = NULL;
-	int ret = 0;
-
-	FOREACH_DEVICE_ON_PCIBUS(dev) {
-		if (dev->kdrv == RTE_KDRV_UNKNOWN ||
-		    dev->kdrv == RTE_KDRV_NONE) {
-			continue;
-		} else {
-			ret = 1;
-			break;
-		}
-	}
-	return ret;
-}
-
-/*
- * Any one of the device bound to uio
- */
-static inline int
-pci_one_device_bound_uio(void)
-{
-	struct rte_pci_device *dev = NULL;
-
-	FOREACH_DEVICE_ON_PCIBUS(dev) {
-		if (dev->kdrv == RTE_KDRV_IGB_UIO ||
-		   dev->kdrv == RTE_KDRV_UIO_GENERIC) {
-			return 1;
-		}
-	}
-	return 0;
-}
-
-/*
- * Any one of the device has iova as va
- */
-static inline int
-pci_one_device_has_iova_va(void)
-{
-	struct rte_pci_device *dev = NULL;
-	struct rte_pci_driver *drv = NULL;
-
-	FOREACH_DRIVER_ON_PCIBUS(drv) {
-		if (drv && drv->drv_flags & RTE_PCI_DRV_IOVA_AS_VA) {
-			FOREACH_DEVICE_ON_PCIBUS(dev) {
-				if (dev->kdrv == RTE_KDRV_VFIO &&
-				    rte_pci_match(drv, dev))
-					return 1;
-			}
-		}
-	}
-	return 0;
-}
-
-/*
- * Get iommu class of PCI devices on the bus.
- */
-enum rte_iova_mode
-rte_pci_get_iommu_class(void)
-{
-	bool is_bound;
-	bool is_vfio_noiommu_enabled = true;
-	bool has_iova_va;
-	bool is_bound_uio;
-
-	is_bound = pci_one_device_is_bound();
-	if (!is_bound)
-		return RTE_IOVA_DC;
-
-	has_iova_va = pci_one_device_has_iova_va();
-	is_bound_uio = pci_one_device_bound_uio();
-#ifdef VFIO_PRESENT
-	is_vfio_noiommu_enabled = vfio_noiommu_is_enabled() == true ?
-					true : false;
-#endif
-
-	if (has_iova_va && !is_bound_uio && !is_vfio_noiommu_enabled)
-		return RTE_IOVA_VA;
-
-	if (has_iova_va) {
-		RTE_LOG(WARNING, EAL, "Some devices want iova as va but pa will be used because.. ");
-		if (is_vfio_noiommu_enabled)
-			RTE_LOG(WARNING, EAL, "vfio-noiommu mode configured\n");
-		if (is_bound_uio)
-			RTE_LOG(WARNING, EAL, "few device bound to UIO\n");
-	}
-
-	return RTE_IOVA_PA;
-}
-
-/* Read PCI config space. */
-int rte_pci_read_config(const struct rte_pci_device *device,
-		void *buf, size_t len, off_t offset)
-{
-	const struct rte_intr_handle *intr_handle = &device->intr_handle;
-
-	switch (intr_handle->type) {
-	case RTE_INTR_HANDLE_UIO:
-	case RTE_INTR_HANDLE_UIO_INTX:
-		return pci_uio_read_config(intr_handle, buf, len, offset);
-
-#ifdef VFIO_PRESENT
-	case RTE_INTR_HANDLE_VFIO_MSIX:
-	case RTE_INTR_HANDLE_VFIO_MSI:
-	case RTE_INTR_HANDLE_VFIO_LEGACY:
-		return pci_vfio_read_config(intr_handle, buf, len, offset);
-#endif
-	default:
-		RTE_LOG(ERR, EAL,
-			"Unknown handle type of fd %d\n",
-					intr_handle->fd);
-		return -1;
-	}
-}
-
-/* Write PCI config space. */
-int rte_pci_write_config(const struct rte_pci_device *device,
-		const void *buf, size_t len, off_t offset)
-{
-	const struct rte_intr_handle *intr_handle = &device->intr_handle;
-
-	switch (intr_handle->type) {
-	case RTE_INTR_HANDLE_UIO:
-	case RTE_INTR_HANDLE_UIO_INTX:
-		return pci_uio_write_config(intr_handle, buf, len, offset);
-
-#ifdef VFIO_PRESENT
-	case RTE_INTR_HANDLE_VFIO_MSIX:
-	case RTE_INTR_HANDLE_VFIO_MSI:
-	case RTE_INTR_HANDLE_VFIO_LEGACY:
-		return pci_vfio_write_config(intr_handle, buf, len, offset);
-#endif
-	default:
-		RTE_LOG(ERR, EAL,
-			"Unknown handle type of fd %d\n",
-					intr_handle->fd);
-		return -1;
-	}
-}
-
-#if defined(RTE_ARCH_X86)
-static int
-pci_ioport_map(struct rte_pci_device *dev, int bar __rte_unused,
-		struct rte_pci_ioport *p)
-{
-	uint16_t start, end;
-	FILE *fp;
-	char *line = NULL;
-	char pci_id[16];
-	int found = 0;
-	size_t linesz;
-
-	snprintf(pci_id, sizeof(pci_id), PCI_PRI_FMT,
-		 dev->addr.domain, dev->addr.bus,
-		 dev->addr.devid, dev->addr.function);
-
-	fp = fopen("/proc/ioports", "r");
-	if (fp == NULL) {
-		RTE_LOG(ERR, EAL, "%s(): can't open ioports\n", __func__);
-		return -1;
-	}
-
-	while (getdelim(&line, &linesz, '\n', fp) > 0) {
-		char *ptr = line;
-		char *left;
-		int n;
-
-		n = strcspn(ptr, ":");
-		ptr[n] = 0;
-		left = &ptr[n + 1];
-
-		while (*left && isspace(*left))
-			left++;
-
-		if (!strncmp(left, pci_id, strlen(pci_id))) {
-			found = 1;
-
-			while (*ptr && isspace(*ptr))
-				ptr++;
-
-			sscanf(ptr, "%04hx-%04hx", &start, &end);
-
-			break;
-		}
-	}
-
-	free(line);
-	fclose(fp);
-
-	if (!found)
-		return -1;
-
-	dev->intr_handle.type = RTE_INTR_HANDLE_UNKNOWN;
-	p->base = start;
-	RTE_LOG(DEBUG, EAL, "PCI Port IO found start=0x%x\n", start);
-
-	return 0;
-}
-#endif
-
-int
-rte_pci_ioport_map(struct rte_pci_device *dev, int bar,
-		struct rte_pci_ioport *p)
-{
-	int ret = -1;
-
-	switch (dev->kdrv) {
-#ifdef VFIO_PRESENT
-	case RTE_KDRV_VFIO:
-		if (pci_vfio_is_enabled())
-			ret = pci_vfio_ioport_map(dev, bar, p);
-		break;
-#endif
-	case RTE_KDRV_IGB_UIO:
-		ret = pci_uio_ioport_map(dev, bar, p);
-		break;
-	case RTE_KDRV_UIO_GENERIC:
-#if defined(RTE_ARCH_X86)
-		ret = pci_ioport_map(dev, bar, p);
-#else
-		ret = pci_uio_ioport_map(dev, bar, p);
-#endif
-		break;
-	case RTE_KDRV_NONE:
-#if defined(RTE_ARCH_X86)
-		ret = pci_ioport_map(dev, bar, p);
-#endif
-		break;
-	default:
-		break;
-	}
-
-	if (!ret)
-		p->dev = dev;
-
-	return ret;
-}
-
-void
-rte_pci_ioport_read(struct rte_pci_ioport *p,
-		void *data, size_t len, off_t offset)
-{
-	switch (p->dev->kdrv) {
-#ifdef VFIO_PRESENT
-	case RTE_KDRV_VFIO:
-		pci_vfio_ioport_read(p, data, len, offset);
-		break;
-#endif
-	case RTE_KDRV_IGB_UIO:
-		pci_uio_ioport_read(p, data, len, offset);
-		break;
-	case RTE_KDRV_UIO_GENERIC:
-		pci_uio_ioport_read(p, data, len, offset);
-		break;
-	case RTE_KDRV_NONE:
-#if defined(RTE_ARCH_X86)
-		pci_uio_ioport_read(p, data, len, offset);
-#endif
-		break;
-	default:
-		break;
-	}
-}
-
-void
-rte_pci_ioport_write(struct rte_pci_ioport *p,
-		const void *data, size_t len, off_t offset)
-{
-	switch (p->dev->kdrv) {
-#ifdef VFIO_PRESENT
-	case RTE_KDRV_VFIO:
-		pci_vfio_ioport_write(p, data, len, offset);
-		break;
-#endif
-	case RTE_KDRV_IGB_UIO:
-		pci_uio_ioport_write(p, data, len, offset);
-		break;
-	case RTE_KDRV_UIO_GENERIC:
-		pci_uio_ioport_write(p, data, len, offset);
-		break;
-	case RTE_KDRV_NONE:
-#if defined(RTE_ARCH_X86)
-		pci_uio_ioport_write(p, data, len, offset);
-#endif
-		break;
-	default:
-		break;
-	}
-}
-
-int
-rte_pci_ioport_unmap(struct rte_pci_ioport *p)
-{
-	int ret = -1;
-
-	switch (p->dev->kdrv) {
-#ifdef VFIO_PRESENT
-	case RTE_KDRV_VFIO:
-		if (pci_vfio_is_enabled())
-			ret = pci_vfio_ioport_unmap(p);
-		break;
-#endif
-	case RTE_KDRV_IGB_UIO:
-		ret = pci_uio_ioport_unmap(p);
-		break;
-	case RTE_KDRV_UIO_GENERIC:
-#if defined(RTE_ARCH_X86)
-		ret = 0;
-#else
-		ret = pci_uio_ioport_unmap(p);
-#endif
-		break;
-	case RTE_KDRV_NONE:
-#if defined(RTE_ARCH_X86)
-		ret = 0;
-#endif
-		break;
-	default:
-		break;
-	}
-
-	return ret;
-}
diff --git a/lib/librte_eal/linuxapp/eal/eal_pci_init.h b/lib/librte_eal/linuxapp/eal/eal_pci_init.h
deleted file mode 100644
index 99d7a2e..0000000
--- a/lib/librte_eal/linuxapp/eal/eal_pci_init.h
+++ /dev/null
@@ -1,111 +0,0 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
- *   All rights reserved.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of Intel Corporation nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef EAL_PCI_INIT_H_
-#define EAL_PCI_INIT_H_
-
-#include <linux/version.h>
-
-#include <rte_vfio.h>
-
-/** IO resource type: */
-#define IORESOURCE_IO         0x00000100
-#define IORESOURCE_MEM        0x00000200
-
-/*
- * Helper function to map PCI resources right after hugepages in virtual memory
- */
-extern void *pci_map_addr;
-void *pci_find_max_end_va(void);
-
-/* parse one line of the "resource" sysfs file (note that the 'line'
- * string is modified)
- */
-int pci_parse_one_sysfs_resource(char *line, size_t len, uint64_t *phys_addr,
-	uint64_t *end_addr, uint64_t *flags);
-
-int pci_uio_alloc_resource(struct rte_pci_device *dev,
-		struct mapped_pci_resource **uio_res);
-void pci_uio_free_resource(struct rte_pci_device *dev,
-		struct mapped_pci_resource *uio_res);
-int pci_uio_map_resource_by_index(struct rte_pci_device *dev, int res_idx,
-		struct mapped_pci_resource *uio_res, int map_idx);
-
-int pci_uio_read_config(const struct rte_intr_handle *intr_handle,
-			void *buf, size_t len, off_t offs);
-int pci_uio_write_config(const struct rte_intr_handle *intr_handle,
-			 const void *buf, size_t len, off_t offs);
-
-int pci_uio_ioport_map(struct rte_pci_device *dev, int bar,
-		       struct rte_pci_ioport *p);
-void pci_uio_ioport_read(struct rte_pci_ioport *p,
-			 void *data, size_t len, off_t offset);
-void pci_uio_ioport_write(struct rte_pci_ioport *p,
-			  const void *data, size_t len, off_t offset);
-int pci_uio_ioport_unmap(struct rte_pci_ioport *p);
-
-#ifdef RTE_EAL_VFIO
-
-#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 10, 0)
-#define RTE_PCI_MSIX_TABLE_BIR    0x7
-#define RTE_PCI_MSIX_TABLE_OFFSET 0xfffffff8
-#define RTE_PCI_MSIX_FLAGS_QSIZE  0x07ff
-#else
-#define RTE_PCI_MSIX_TABLE_BIR    PCI_MSIX_TABLE_BIR
-#define RTE_PCI_MSIX_TABLE_OFFSET PCI_MSIX_TABLE_OFFSET
-#define RTE_PCI_MSIX_FLAGS_QSIZE  PCI_MSIX_FLAGS_QSIZE
-#endif
-
-/* access config space */
-int pci_vfio_read_config(const struct rte_intr_handle *intr_handle,
-			 void *buf, size_t len, off_t offs);
-int pci_vfio_write_config(const struct rte_intr_handle *intr_handle,
-			  const void *buf, size_t len, off_t offs);
-
-int pci_vfio_ioport_map(struct rte_pci_device *dev, int bar,
-		        struct rte_pci_ioport *p);
-void pci_vfio_ioport_read(struct rte_pci_ioport *p,
-			  void *data, size_t len, off_t offset);
-void pci_vfio_ioport_write(struct rte_pci_ioport *p,
-			   const void *data, size_t len, off_t offset);
-int pci_vfio_ioport_unmap(struct rte_pci_ioport *p);
-
-/* map/unmap VFIO resource prototype */
-int pci_vfio_map_resource(struct rte_pci_device *dev);
-int pci_vfio_unmap_resource(struct rte_pci_device *dev);
-
-int pci_vfio_is_enabled(void);
-
-#endif
-
-#endif /* EAL_PCI_INIT_H_ */
diff --git a/lib/librte_eal/linuxapp/eal/eal_pci_uio.c b/lib/librte_eal/linuxapp/eal/eal_pci_uio.c
deleted file mode 100644
index d17837a..0000000
--- a/lib/librte_eal/linuxapp/eal/eal_pci_uio.c
+++ /dev/null
@@ -1,567 +0,0 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
- *   All rights reserved.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of Intel Corporation nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <string.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <dirent.h>
-#include <inttypes.h>
-#include <sys/stat.h>
-#include <sys/mman.h>
-#include <sys/sysmacros.h>
-#include <linux/pci_regs.h>
-
-#if defined(RTE_ARCH_X86)
-#include <sys/io.h>
-#endif
-
-#include <rte_log.h>
-#include <rte_pci.h>
-#include <rte_eal_memconfig.h>
-#include <rte_common.h>
-#include <rte_malloc.h>
-
-#include "eal_filesystem.h"
-#include "eal_pci_init.h"
-
-void *pci_map_addr = NULL;
-
-#define OFF_MAX              ((uint64_t)(off_t)-1)
-
-int
-pci_uio_read_config(const struct rte_intr_handle *intr_handle,
-		    void *buf, size_t len, off_t offset)
-{
-	return pread(intr_handle->uio_cfg_fd, buf, len, offset);
-}
-
-int
-pci_uio_write_config(const struct rte_intr_handle *intr_handle,
-		     const void *buf, size_t len, off_t offset)
-{
-	return pwrite(intr_handle->uio_cfg_fd, buf, len, offset);
-}
-
-static int
-pci_uio_set_bus_master(int dev_fd)
-{
-	uint16_t reg;
-	int ret;
-
-	ret = pread(dev_fd, &reg, sizeof(reg), PCI_COMMAND);
-	if (ret != sizeof(reg)) {
-		RTE_LOG(ERR, EAL,
-			"Cannot read command from PCI config space!\n");
-		return -1;
-	}
-
-	/* return if bus mastering is already on */
-	if (reg & PCI_COMMAND_MASTER)
-		return 0;
-
-	reg |= PCI_COMMAND_MASTER;
-
-	ret = pwrite(dev_fd, &reg, sizeof(reg), PCI_COMMAND);
-	if (ret != sizeof(reg)) {
-		RTE_LOG(ERR, EAL,
-			"Cannot write command to PCI config space!\n");
-		return -1;
-	}
-
-	return 0;
-}
-
-static int
-pci_mknod_uio_dev(const char *sysfs_uio_path, unsigned uio_num)
-{
-	FILE *f;
-	char filename[PATH_MAX];
-	int ret;
-	unsigned major, minor;
-	dev_t dev;
-
-	/* get the name of the sysfs file that contains the major and minor
-	 * of the uio device and read its content */
-	snprintf(filename, sizeof(filename), "%s/dev", sysfs_uio_path);
-
-	f = fopen(filename, "r");
-	if (f == NULL) {
-		RTE_LOG(ERR, EAL, "%s(): cannot open sysfs to get major:minor\n",
-			__func__);
-		return -1;
-	}
-
-	ret = fscanf(f, "%u:%u", &major, &minor);
-	if (ret != 2) {
-		RTE_LOG(ERR, EAL, "%s(): cannot parse sysfs to get major:minor\n",
-			__func__);
-		fclose(f);
-		return -1;
-	}
-	fclose(f);
-
-	/* create the char device "mknod /dev/uioX c major minor" */
-	snprintf(filename, sizeof(filename), "/dev/uio%u", uio_num);
-	dev = makedev(major, minor);
-	ret = mknod(filename, S_IFCHR | S_IRUSR | S_IWUSR, dev);
-	if (ret != 0) {
-		RTE_LOG(ERR, EAL, "%s(): mknod() failed %s\n",
-			__func__, strerror(errno));
-		return -1;
-	}
-
-	return ret;
-}
-
-/*
- * Return the uioX char device used for a pci device. On success, return
- * the UIO number and fill dstbuf string with the path of the device in
- * sysfs. On error, return a negative value. In this case dstbuf is
- * invalid.
- */
-static int
-pci_get_uio_dev(struct rte_pci_device *dev, char *dstbuf,
-			   unsigned int buflen, int create)
-{
-	struct rte_pci_addr *loc = &dev->addr;
-	int uio_num = -1;
-	struct dirent *e;
-	DIR *dir;
-	char dirname[PATH_MAX];
-
-	/* depending on kernel version, uio can be located in uio/uioX
-	 * or uio:uioX */
-
-	snprintf(dirname, sizeof(dirname),
-			"%s/" PCI_PRI_FMT "/uio", pci_get_sysfs_path(),
-			loc->domain, loc->bus, loc->devid, loc->function);
-
-	dir = opendir(dirname);
-	if (dir == NULL) {
-		/* retry with the parent directory */
-		snprintf(dirname, sizeof(dirname),
-				"%s/" PCI_PRI_FMT, pci_get_sysfs_path(),
-				loc->domain, loc->bus, loc->devid, loc->function);
-		dir = opendir(dirname);
-
-		if (dir == NULL) {
-			RTE_LOG(ERR, EAL, "Cannot opendir %s\n", dirname);
-			return -1;
-		}
-	}
-
-	/* take the first file starting with "uio" */
-	while ((e = readdir(dir)) != NULL) {
-		/* format could be uio%d ...*/
-		int shortprefix_len = sizeof("uio") - 1;
-		/* ... or uio:uio%d */
-		int longprefix_len = sizeof("uio:uio") - 1;
-		char *endptr;
-
-		if (strncmp(e->d_name, "uio", 3) != 0)
-			continue;
-
-		/* first try uio%d */
-		errno = 0;
-		uio_num = strtoull(e->d_name + shortprefix_len, &endptr, 10);
-		if (errno == 0 && endptr != (e->d_name + shortprefix_len)) {
-			snprintf(dstbuf, buflen, "%s/uio%u", dirname, uio_num);
-			break;
-		}
-
-		/* then try uio:uio%d */
-		errno = 0;
-		uio_num = strtoull(e->d_name + longprefix_len, &endptr, 10);
-		if (errno == 0 && endptr != (e->d_name + longprefix_len)) {
-			snprintf(dstbuf, buflen, "%s/uio:uio%u", dirname, uio_num);
-			break;
-		}
-	}
-	closedir(dir);
-
-	/* No uio resource found */
-	if (e == NULL)
-		return -1;
-
-	/* create uio device if we've been asked to */
-	if (rte_eal_create_uio_dev() && create &&
-			pci_mknod_uio_dev(dstbuf, uio_num) < 0)
-		RTE_LOG(WARNING, EAL, "Cannot create /dev/uio%u\n", uio_num);
-
-	return uio_num;
-}
-
-void
-pci_uio_free_resource(struct rte_pci_device *dev,
-		struct mapped_pci_resource *uio_res)
-{
-	rte_free(uio_res);
-
-	if (dev->intr_handle.uio_cfg_fd >= 0) {
-		close(dev->intr_handle.uio_cfg_fd);
-		dev->intr_handle.uio_cfg_fd = -1;
-	}
-	if (dev->intr_handle.fd >= 0) {
-		close(dev->intr_handle.fd);
-		dev->intr_handle.fd = -1;
-		dev->intr_handle.type = RTE_INTR_HANDLE_UNKNOWN;
-	}
-}
-
-int
-pci_uio_alloc_resource(struct rte_pci_device *dev,
-		struct mapped_pci_resource **uio_res)
-{
-	char dirname[PATH_MAX];
-	char cfgname[PATH_MAX];
-	char devname[PATH_MAX]; /* contains the /dev/uioX */
-	int uio_num;
-	struct rte_pci_addr *loc;
-
-	loc = &dev->addr;
-
-	/* find uio resource */
-	uio_num = pci_get_uio_dev(dev, dirname, sizeof(dirname), 1);
-	if (uio_num < 0) {
-		RTE_LOG(WARNING, EAL, "  "PCI_PRI_FMT" not managed by UIO driver, "
-				"skipping\n", loc->domain, loc->bus, loc->devid, loc->function);
-		return 1;
-	}
-	snprintf(devname, sizeof(devname), "/dev/uio%u", uio_num);
-
-	/* save fd if in primary process */
-	dev->intr_handle.fd = open(devname, O_RDWR);
-	if (dev->intr_handle.fd < 0) {
-		RTE_LOG(ERR, EAL, "Cannot open %s: %s\n",
-			devname, strerror(errno));
-		goto error;
-	}
-
-	snprintf(cfgname, sizeof(cfgname),
-			"/sys/class/uio/uio%u/device/config", uio_num);
-	dev->intr_handle.uio_cfg_fd = open(cfgname, O_RDWR);
-	if (dev->intr_handle.uio_cfg_fd < 0) {
-		RTE_LOG(ERR, EAL, "Cannot open %s: %s\n",
-			cfgname, strerror(errno));
-		goto error;
-	}
-
-	if (dev->kdrv == RTE_KDRV_IGB_UIO)
-		dev->intr_handle.type = RTE_INTR_HANDLE_UIO;
-	else {
-		dev->intr_handle.type = RTE_INTR_HANDLE_UIO_INTX;
-
-		/* set bus master that is not done by uio_pci_generic */
-		if (pci_uio_set_bus_master(dev->intr_handle.uio_cfg_fd)) {
-			RTE_LOG(ERR, EAL, "Cannot set up bus mastering!\n");
-			goto error;
-		}
-	}
-
-	/* allocate the mapping details for secondary processes*/
-	*uio_res = rte_zmalloc("UIO_RES", sizeof(**uio_res), 0);
-	if (*uio_res == NULL) {
-		RTE_LOG(ERR, EAL,
-			"%s(): cannot store uio mmap details\n", __func__);
-		goto error;
-	}
-
-	snprintf((*uio_res)->path, sizeof((*uio_res)->path), "%s", devname);
-	memcpy(&(*uio_res)->pci_addr, &dev->addr, sizeof((*uio_res)->pci_addr));
-
-	return 0;
-
-error:
-	pci_uio_free_resource(dev, *uio_res);
-	return -1;
-}
-
-int
-pci_uio_map_resource_by_index(struct rte_pci_device *dev, int res_idx,
-		struct mapped_pci_resource *uio_res, int map_idx)
-{
-	int fd;
-	char devname[PATH_MAX];
-	void *mapaddr;
-	struct rte_pci_addr *loc;
-	struct pci_map *maps;
-
-	loc = &dev->addr;
-	maps = uio_res->maps;
-
-	/* update devname for mmap  */
-	snprintf(devname, sizeof(devname),
-			"%s/" PCI_PRI_FMT "/resource%d",
-			pci_get_sysfs_path(),
-			loc->domain, loc->bus, loc->devid,
-			loc->function, res_idx);
-
-	/* allocate memory to keep path */
-	maps[map_idx].path = rte_malloc(NULL, strlen(devname) + 1, 0);
-	if (maps[map_idx].path == NULL) {
-		RTE_LOG(ERR, EAL, "Cannot allocate memory for path: %s\n",
-				strerror(errno));
-		return -1;
-	}
-
-	/*
-	 * open resource file, to mmap it
-	 */
-	fd = open(devname, O_RDWR);
-	if (fd < 0) {
-		RTE_LOG(ERR, EAL, "Cannot open %s: %s\n",
-				devname, strerror(errno));
-		goto error;
-	}
-
-	/* try mapping somewhere close to the end of hugepages */
-	if (pci_map_addr == NULL)
-		pci_map_addr = pci_find_max_end_va();
-
-	mapaddr = pci_map_resource(pci_map_addr, fd, 0,
-			(size_t)dev->mem_resource[res_idx].len, 0);
-	close(fd);
-	if (mapaddr == MAP_FAILED)
-		goto error;
-
-	pci_map_addr = RTE_PTR_ADD(mapaddr,
-			(size_t)dev->mem_resource[res_idx].len);
-
-	maps[map_idx].phaddr = dev->mem_resource[res_idx].phys_addr;
-	maps[map_idx].size = dev->mem_resource[res_idx].len;
-	maps[map_idx].addr = mapaddr;
-	maps[map_idx].offset = 0;
-	strcpy(maps[map_idx].path, devname);
-	dev->mem_resource[res_idx].addr = mapaddr;
-
-	return 0;
-
-error:
-	rte_free(maps[map_idx].path);
-	return -1;
-}
-
-#if defined(RTE_ARCH_X86)
-int
-pci_uio_ioport_map(struct rte_pci_device *dev, int bar,
-		   struct rte_pci_ioport *p)
-{
-	char dirname[PATH_MAX];
-	char filename[PATH_MAX];
-	int uio_num;
-	unsigned long start;
-
-	uio_num = pci_get_uio_dev(dev, dirname, sizeof(dirname), 0);
-	if (uio_num < 0)
-		return -1;
-
-	/* get portio start */
-	snprintf(filename, sizeof(filename),
-		 "%s/portio/port%d/start", dirname, bar);
-	if (eal_parse_sysfs_value(filename, &start) < 0) {
-		RTE_LOG(ERR, EAL, "%s(): cannot parse portio start\n",
-			__func__);
-		return -1;
-	}
-	/* ensure we don't get anything funny here, read/write will cast to
-	 * uin16_t */
-	if (start > UINT16_MAX)
-		return -1;
-
-	/* FIXME only for primary process ? */
-	if (dev->intr_handle.type == RTE_INTR_HANDLE_UNKNOWN) {
-
-		snprintf(filename, sizeof(filename), "/dev/uio%u", uio_num);
-		dev->intr_handle.fd = open(filename, O_RDWR);
-		if (dev->intr_handle.fd < 0) {
-			RTE_LOG(ERR, EAL, "Cannot open %s: %s\n",
-				filename, strerror(errno));
-			return -1;
-		}
-		dev->intr_handle.type = RTE_INTR_HANDLE_UIO;
-	}
-
-	RTE_LOG(DEBUG, EAL, "PCI Port IO found start=0x%lx\n", start);
-
-	p->base = start;
-	p->len = 0;
-	return 0;
-}
-#else
-int
-pci_uio_ioport_map(struct rte_pci_device *dev, int bar,
-		   struct rte_pci_ioport *p)
-{
-	FILE *f;
-	char buf[BUFSIZ];
-	char filename[PATH_MAX];
-	uint64_t phys_addr, end_addr, flags;
-	int fd, i;
-	void *addr;
-
-	/* open and read addresses of the corresponding resource in sysfs */
-	snprintf(filename, sizeof(filename), "%s/" PCI_PRI_FMT "/resource",
-		pci_get_sysfs_path(), dev->addr.domain, dev->addr.bus,
-		dev->addr.devid, dev->addr.function);
-	f = fopen(filename, "r");
-	if (f == NULL) {
-		RTE_LOG(ERR, EAL, "Cannot open sysfs resource: %s\n",
-			strerror(errno));
-		return -1;
-	}
-	for (i = 0; i < bar + 1; i++) {
-		if (fgets(buf, sizeof(buf), f) == NULL) {
-			RTE_LOG(ERR, EAL, "Cannot read sysfs resource\n");
-			goto error;
-		}
-	}
-	if (pci_parse_one_sysfs_resource(buf, sizeof(buf), &phys_addr,
-			&end_addr, &flags) < 0)
-		goto error;
-	if ((flags & IORESOURCE_IO) == 0) {
-		RTE_LOG(ERR, EAL, "BAR %d is not an IO resource\n", bar);
-		goto error;
-	}
-	snprintf(filename, sizeof(filename), "%s/" PCI_PRI_FMT "/resource%d",
-		pci_get_sysfs_path(), dev->addr.domain, dev->addr.bus,
-		dev->addr.devid, dev->addr.function, bar);
-
-	/* mmap the pci resource */
-	fd = open(filename, O_RDWR);
-	if (fd < 0) {
-		RTE_LOG(ERR, EAL, "Cannot open %s: %s\n", filename,
-			strerror(errno));
-		goto error;
-	}
-	addr = mmap(NULL, end_addr + 1, PROT_READ | PROT_WRITE,
-		MAP_SHARED, fd, 0);
-	close(fd);
-	if (addr == MAP_FAILED) {
-		RTE_LOG(ERR, EAL, "Cannot mmap IO port resource: %s\n",
-			strerror(errno));
-		goto error;
-	}
-
-	/* strangely, the base address is mmap addr + phys_addr */
-	p->base = (uintptr_t)addr + phys_addr;
-	p->len = end_addr + 1;
-	RTE_LOG(DEBUG, EAL, "PCI Port IO found start=0x%"PRIx64"\n", p->base);
-	fclose(f);
-
-	return 0;
-
-error:
-	fclose(f);
-	return -1;
-}
-#endif
-
-void
-pci_uio_ioport_read(struct rte_pci_ioport *p,
-		    void *data, size_t len, off_t offset)
-{
-	uint8_t *d;
-	int size;
-	uintptr_t reg = p->base + offset;
-
-	for (d = data; len > 0; d += size, reg += size, len -= size) {
-		if (len >= 4) {
-			size = 4;
-#if defined(RTE_ARCH_X86)
-			*(uint32_t *)d = inl(reg);
-#else
-			*(uint32_t *)d = *(volatile uint32_t *)reg;
-#endif
-		} else if (len >= 2) {
-			size = 2;
-#if defined(RTE_ARCH_X86)
-			*(uint16_t *)d = inw(reg);
-#else
-			*(uint16_t *)d = *(volatile uint16_t *)reg;
-#endif
-		} else {
-			size = 1;
-#if defined(RTE_ARCH_X86)
-			*d = inb(reg);
-#else
-			*d = *(volatile uint8_t *)reg;
-#endif
-		}
-	}
-}
-
-void
-pci_uio_ioport_write(struct rte_pci_ioport *p,
-		     const void *data, size_t len, off_t offset)
-{
-	const uint8_t *s;
-	int size;
-	uintptr_t reg = p->base + offset;
-
-	for (s = data; len > 0; s += size, reg += size, len -= size) {
-		if (len >= 4) {
-			size = 4;
-#if defined(RTE_ARCH_X86)
-			outl_p(*(const uint32_t *)s, reg);
-#else
-			*(volatile uint32_t *)reg = *(const uint32_t *)s;
-#endif
-		} else if (len >= 2) {
-			size = 2;
-#if defined(RTE_ARCH_X86)
-			outw_p(*(const uint16_t *)s, reg);
-#else
-			*(volatile uint16_t *)reg = *(const uint16_t *)s;
-#endif
-		} else {
-			size = 1;
-#if defined(RTE_ARCH_X86)
-			outb_p(*s, reg);
-#else
-			*(volatile uint8_t *)reg = *s;
-#endif
-		}
-	}
-}
-
-int
-pci_uio_ioport_unmap(struct rte_pci_ioport *p)
-{
-#if defined(RTE_ARCH_X86)
-	RTE_SET_USED(p);
-	/* FIXME close intr fd ? */
-	return 0;
-#else
-	return munmap((void *)(uintptr_t)p->base, p->len);
-#endif
-}
diff --git a/lib/librte_eal/linuxapp/eal/eal_pci_vfio.c b/lib/librte_eal/linuxapp/eal/eal_pci_vfio.c
deleted file mode 100644
index 7006a1d..0000000
--- a/lib/librte_eal/linuxapp/eal/eal_pci_vfio.c
+++ /dev/null
@@ -1,754 +0,0 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
- *   All rights reserved.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of Intel Corporation nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <string.h>
-#include <fcntl.h>
-#include <linux/pci_regs.h>
-#include <sys/eventfd.h>
-#include <sys/socket.h>
-#include <sys/ioctl.h>
-#include <sys/mman.h>
-#include <stdbool.h>
-
-#include <rte_log.h>
-#include <rte_pci.h>
-#include <rte_eal_memconfig.h>
-#include <rte_malloc.h>
-#include <rte_vfio.h>
-
-#include "eal_filesystem.h"
-#include "eal_pci_init.h"
-#include "eal_private.h"
-
-/**
- * @file
- * PCI probing under linux (VFIO version)
- *
- * This code tries to determine if the PCI device is bound to VFIO driver,
- * and initialize it (map BARs, set up interrupts) if that's the case.
- *
- * This file is only compiled if CONFIG_RTE_EAL_VFIO is set to "y".
- */
-
-#ifdef RTE_EAL_VFIO
-
-#define PAGE_SIZE   (sysconf(_SC_PAGESIZE))
-#define PAGE_MASK   (~(PAGE_SIZE - 1))
-
-static struct rte_tailq_elem rte_vfio_tailq = {
-	.name = "VFIO_RESOURCE_LIST",
-};
-EAL_REGISTER_TAILQ(rte_vfio_tailq)
-
-int
-pci_vfio_read_config(const struct rte_intr_handle *intr_handle,
-		    void *buf, size_t len, off_t offs)
-{
-	return pread64(intr_handle->vfio_dev_fd, buf, len,
-	       VFIO_GET_REGION_ADDR(VFIO_PCI_CONFIG_REGION_INDEX) + offs);
-}
-
-int
-pci_vfio_write_config(const struct rte_intr_handle *intr_handle,
-		    const void *buf, size_t len, off_t offs)
-{
-	return pwrite64(intr_handle->vfio_dev_fd, buf, len,
-	       VFIO_GET_REGION_ADDR(VFIO_PCI_CONFIG_REGION_INDEX) + offs);
-}
-
-/* get PCI BAR number where MSI-X interrupts are */
-static int
-pci_vfio_get_msix_bar(int fd, struct pci_msix_table *msix_table)
-{
-	int ret;
-	uint32_t reg;
-	uint16_t flags;
-	uint8_t cap_id, cap_offset;
-
-	/* read PCI capability pointer from config space */
-	ret = pread64(fd, &reg, sizeof(reg),
-			VFIO_GET_REGION_ADDR(VFIO_PCI_CONFIG_REGION_INDEX) +
-			PCI_CAPABILITY_LIST);
-	if (ret != sizeof(reg)) {
-		RTE_LOG(ERR, EAL, "Cannot read capability pointer from PCI "
-				"config space!\n");
-		return -1;
-	}
-
-	/* we need first byte */
-	cap_offset = reg & 0xFF;
-
-	while (cap_offset) {
-
-		/* read PCI capability ID */
-		ret = pread64(fd, &reg, sizeof(reg),
-				VFIO_GET_REGION_ADDR(VFIO_PCI_CONFIG_REGION_INDEX) +
-				cap_offset);
-		if (ret != sizeof(reg)) {
-			RTE_LOG(ERR, EAL, "Cannot read capability ID from PCI "
-					"config space!\n");
-			return -1;
-		}
-
-		/* we need first byte */
-		cap_id = reg & 0xFF;
-
-		/* if we haven't reached MSI-X, check next capability */
-		if (cap_id != PCI_CAP_ID_MSIX) {
-			ret = pread64(fd, &reg, sizeof(reg),
-					VFIO_GET_REGION_ADDR(VFIO_PCI_CONFIG_REGION_INDEX) +
-					cap_offset);
-			if (ret != sizeof(reg)) {
-				RTE_LOG(ERR, EAL, "Cannot read capability pointer from PCI "
-						"config space!\n");
-				return -1;
-			}
-
-			/* we need second byte */
-			cap_offset = (reg & 0xFF00) >> 8;
-
-			continue;
-		}
-		/* else, read table offset */
-		else {
-			/* table offset resides in the next 4 bytes */
-			ret = pread64(fd, &reg, sizeof(reg),
-					VFIO_GET_REGION_ADDR(VFIO_PCI_CONFIG_REGION_INDEX) +
-					cap_offset + 4);
-			if (ret != sizeof(reg)) {
-				RTE_LOG(ERR, EAL, "Cannot read table offset from PCI config "
-						"space!\n");
-				return -1;
-			}
-
-			ret = pread64(fd, &flags, sizeof(flags),
-					VFIO_GET_REGION_ADDR(VFIO_PCI_CONFIG_REGION_INDEX) +
-					cap_offset + 2);
-			if (ret != sizeof(flags)) {
-				RTE_LOG(ERR, EAL, "Cannot read table flags from PCI config "
-						"space!\n");
-				return -1;
-			}
-
-			msix_table->bar_index = reg & RTE_PCI_MSIX_TABLE_BIR;
-			msix_table->offset = reg & RTE_PCI_MSIX_TABLE_OFFSET;
-			msix_table->size =
-				16 * (1 + (flags & RTE_PCI_MSIX_FLAGS_QSIZE));
-
-			return 0;
-		}
-	}
-	return 0;
-}
-
-/* set PCI bus mastering */
-static int
-pci_vfio_set_bus_master(int dev_fd, bool op)
-{
-	uint16_t reg;
-	int ret;
-
-	ret = pread64(dev_fd, &reg, sizeof(reg),
-			VFIO_GET_REGION_ADDR(VFIO_PCI_CONFIG_REGION_INDEX) +
-			PCI_COMMAND);
-	if (ret != sizeof(reg)) {
-		RTE_LOG(ERR, EAL, "Cannot read command from PCI config space!\n");
-		return -1;
-	}
-
-	if (op)
-		/* set the master bit */
-		reg |= PCI_COMMAND_MASTER;
-	else
-		reg &= ~(PCI_COMMAND_MASTER);
-
-	ret = pwrite64(dev_fd, &reg, sizeof(reg),
-			VFIO_GET_REGION_ADDR(VFIO_PCI_CONFIG_REGION_INDEX) +
-			PCI_COMMAND);
-
-	if (ret != sizeof(reg)) {
-		RTE_LOG(ERR, EAL, "Cannot write command to PCI config space!\n");
-		return -1;
-	}
-
-	return 0;
-}
-
-/* set up interrupt support (but not enable interrupts) */
-static int
-pci_vfio_setup_interrupts(struct rte_pci_device *dev, int vfio_dev_fd)
-{
-	int i, ret, intr_idx;
-	enum rte_intr_mode intr_mode;
-
-	/* default to invalid index */
-	intr_idx = VFIO_PCI_NUM_IRQS;
-
-	/* Get default / configured intr_mode */
-	intr_mode = rte_eal_vfio_intr_mode();
-
-	/* get interrupt type from internal config (MSI-X by default, can be
-	 * overridden from the command line
-	 */
-	switch (intr_mode) {
-	case RTE_INTR_MODE_MSIX:
-		intr_idx = VFIO_PCI_MSIX_IRQ_INDEX;
-		break;
-	case RTE_INTR_MODE_MSI:
-		intr_idx = VFIO_PCI_MSI_IRQ_INDEX;
-		break;
-	case RTE_INTR_MODE_LEGACY:
-		intr_idx = VFIO_PCI_INTX_IRQ_INDEX;
-		break;
-	/* don't do anything if we want to automatically determine interrupt type */
-	case RTE_INTR_MODE_NONE:
-		break;
-	default:
-		RTE_LOG(ERR, EAL, "  unknown default interrupt type!\n");
-		return -1;
-	}
-
-	/* start from MSI-X interrupt type */
-	for (i = VFIO_PCI_MSIX_IRQ_INDEX; i >= 0; i--) {
-		struct vfio_irq_info irq = { .argsz = sizeof(irq) };
-		int fd = -1;
-
-		/* skip interrupt modes we don't want */
-		if (intr_mode != RTE_INTR_MODE_NONE &&
-				i != intr_idx)
-			continue;
-
-		irq.index = i;
-
-		ret = ioctl(vfio_dev_fd, VFIO_DEVICE_GET_IRQ_INFO, &irq);
-		if (ret < 0) {
-			RTE_LOG(ERR, EAL, "  cannot get IRQ info, "
-					"error %i (%s)\n", errno, strerror(errno));
-			return -1;
-		}
-
-		/* if this vector cannot be used with eventfd, fail if we explicitly
-		 * specified interrupt type, otherwise continue */
-		if ((irq.flags & VFIO_IRQ_INFO_EVENTFD) == 0) {
-			if (intr_mode != RTE_INTR_MODE_NONE) {
-				RTE_LOG(ERR, EAL,
-						"  interrupt vector does not support eventfd!\n");
-				return -1;
-			} else
-				continue;
-		}
-
-		/* set up an eventfd for interrupts */
-		fd = eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
-		if (fd < 0) {
-			RTE_LOG(ERR, EAL, "  cannot set up eventfd, "
-					"error %i (%s)\n", errno, strerror(errno));
-			return -1;
-		}
-
-		dev->intr_handle.fd = fd;
-		dev->intr_handle.vfio_dev_fd = vfio_dev_fd;
-
-		switch (i) {
-		case VFIO_PCI_MSIX_IRQ_INDEX:
-			intr_mode = RTE_INTR_MODE_MSIX;
-			dev->intr_handle.type = RTE_INTR_HANDLE_VFIO_MSIX;
-			break;
-		case VFIO_PCI_MSI_IRQ_INDEX:
-			intr_mode = RTE_INTR_MODE_MSI;
-			dev->intr_handle.type = RTE_INTR_HANDLE_VFIO_MSI;
-			break;
-		case VFIO_PCI_INTX_IRQ_INDEX:
-			intr_mode = RTE_INTR_MODE_LEGACY;
-			dev->intr_handle.type = RTE_INTR_HANDLE_VFIO_LEGACY;
-			break;
-		default:
-			RTE_LOG(ERR, EAL, "  unknown interrupt type!\n");
-			return -1;
-		}
-
-		return 0;
-	}
-
-	/* if we're here, we haven't found a suitable interrupt vector */
-	return -1;
-}
-
-static int
-pci_vfio_is_ioport_bar(int vfio_dev_fd, int bar_index)
-{
-	uint32_t ioport_bar;
-	int ret;
-
-	ret = pread64(vfio_dev_fd, &ioport_bar, sizeof(ioport_bar),
-			  VFIO_GET_REGION_ADDR(VFIO_PCI_CONFIG_REGION_INDEX)
-			  + PCI_BASE_ADDRESS_0 + bar_index*4);
-	if (ret != sizeof(ioport_bar)) {
-		RTE_LOG(ERR, EAL, "Cannot read command (%x) from config space!\n",
-			PCI_BASE_ADDRESS_0 + bar_index*4);
-		return -1;
-	}
-
-	return (ioport_bar & PCI_BASE_ADDRESS_SPACE_IO) != 0;
-}
-
-static int
-pci_vfio_setup_device(struct rte_pci_device *dev, int vfio_dev_fd)
-{
-	if (pci_vfio_setup_interrupts(dev, vfio_dev_fd) != 0) {
-		RTE_LOG(ERR, EAL, "Error setting up interrupts!\n");
-		return -1;
-	}
-
-	/* set bus mastering for the device */
-	if (pci_vfio_set_bus_master(vfio_dev_fd, true)) {
-		RTE_LOG(ERR, EAL, "Cannot set up bus mastering!\n");
-		return -1;
-	}
-
-	/* Reset the device */
-	ioctl(vfio_dev_fd, VFIO_DEVICE_RESET);
-
-	return 0;
-}
-
-static int
-pci_vfio_mmap_bar(int vfio_dev_fd, struct mapped_pci_resource *vfio_res,
-		int bar_index, int additional_flags)
-{
-	struct memreg {
-		unsigned long offset, size;
-	} memreg[2] = {};
-	void *bar_addr;
-	struct pci_msix_table *msix_table = &vfio_res->msix_table;
-	struct pci_map *bar = &vfio_res->maps[bar_index];
-
-	if (bar->size == 0)
-		/* Skip this BAR */
-		return 0;
-
-	if (msix_table->bar_index == bar_index) {
-		/*
-		 * VFIO will not let us map the MSI-X table,
-		 * but we can map around it.
-		 */
-		uint32_t table_start = msix_table->offset;
-		uint32_t table_end = table_start + msix_table->size;
-		table_end = (table_end + ~PAGE_MASK) & PAGE_MASK;
-		table_start &= PAGE_MASK;
-
-		if (table_start == 0 && table_end >= bar->size) {
-			/* Cannot map this BAR */
-			RTE_LOG(DEBUG, EAL, "Skipping BAR%d\n", bar_index);
-			bar->size = 0;
-			bar->addr = 0;
-			return 0;
-		}
-
-		memreg[0].offset = bar->offset;
-		memreg[0].size = table_start;
-		memreg[1].offset = bar->offset + table_end;
-		memreg[1].size = bar->size - table_end;
-
-		RTE_LOG(DEBUG, EAL,
-			"Trying to map BAR%d that contains the MSI-X "
-			"table. Trying offsets: "
-			"0x%04lx:0x%04lx, 0x%04lx:0x%04lx\n", bar_index,
-			memreg[0].offset, memreg[0].size,
-			memreg[1].offset, memreg[1].size);
-	} else {
-		memreg[0].offset = bar->offset;
-		memreg[0].size = bar->size;
-	}
-
-	/* reserve the address using an inaccessible mapping */
-	bar_addr = mmap(bar->addr, bar->size, 0, MAP_PRIVATE |
-			MAP_ANONYMOUS | additional_flags, -1, 0);
-	if (bar_addr != MAP_FAILED) {
-		void *map_addr = NULL;
-		if (memreg[0].size) {
-			/* actual map of first part */
-			map_addr = pci_map_resource(bar_addr, vfio_dev_fd,
-							memreg[0].offset,
-							memreg[0].size,
-							MAP_FIXED);
-		}
-
-		/* if there's a second part, try to map it */
-		if (map_addr != MAP_FAILED
-			&& memreg[1].offset && memreg[1].size) {
-			void *second_addr = RTE_PTR_ADD(bar_addr,
-							memreg[1].offset -
-							(uintptr_t)bar->offset);
-			map_addr = pci_map_resource(second_addr,
-							vfio_dev_fd,
-							memreg[1].offset,
-							memreg[1].size,
-							MAP_FIXED);
-		}
-
-		if (map_addr == MAP_FAILED || !map_addr) {
-			munmap(bar_addr, bar->size);
-			bar_addr = MAP_FAILED;
-			RTE_LOG(ERR, EAL, "Failed to map pci BAR%d\n",
-					bar_index);
-			return -1;
-		}
-	} else {
-		RTE_LOG(ERR, EAL,
-				"Failed to create inaccessible mapping for BAR%d\n",
-				bar_index);
-		return -1;
-	}
-
-	bar->addr = bar_addr;
-	return 0;
-}
-
-static int
-pci_vfio_map_resource_primary(struct rte_pci_device *dev)
-{
-	struct vfio_device_info device_info = { .argsz = sizeof(device_info) };
-	char pci_addr[PATH_MAX] = {0};
-	int vfio_dev_fd;
-	struct rte_pci_addr *loc = &dev->addr;
-	int i, ret;
-	struct mapped_pci_resource *vfio_res = NULL;
-	struct mapped_pci_res_list *vfio_res_list =
-		RTE_TAILQ_CAST(rte_vfio_tailq.head, mapped_pci_res_list);
-
-	struct pci_map *maps;
-
-	dev->intr_handle.fd = -1;
-	dev->intr_handle.type = RTE_INTR_HANDLE_UNKNOWN;
-
-	/* store PCI address string */
-	snprintf(pci_addr, sizeof(pci_addr), PCI_PRI_FMT,
-			loc->domain, loc->bus, loc->devid, loc->function);
-
-	ret = vfio_setup_device(pci_get_sysfs_path(), pci_addr,
-					&vfio_dev_fd, &device_info);
-	if (ret)
-		return ret;
-
-	/* allocate vfio_res and get region info */
-	vfio_res = rte_zmalloc("VFIO_RES", sizeof(*vfio_res), 0);
-	if (vfio_res == NULL) {
-		RTE_LOG(ERR, EAL,
-			"%s(): cannot store uio mmap details\n", __func__);
-		goto err_vfio_dev_fd;
-	}
-	memcpy(&vfio_res->pci_addr, &dev->addr, sizeof(vfio_res->pci_addr));
-
-	/* get number of registers (up to BAR5) */
-	vfio_res->nb_maps = RTE_MIN((int) device_info.num_regions,
-			VFIO_PCI_BAR5_REGION_INDEX + 1);
-
-	/* map BARs */
-	maps = vfio_res->maps;
-
-	vfio_res->msix_table.bar_index = -1;
-	/* get MSI-X BAR, if any (we have to know where it is because we can't
-	 * easily mmap it when using VFIO)
-	 */
-	ret = pci_vfio_get_msix_bar(vfio_dev_fd, &vfio_res->msix_table);
-	if (ret < 0) {
-		RTE_LOG(ERR, EAL, "  %s cannot get MSI-X BAR number!\n",
-				pci_addr);
-		goto err_vfio_dev_fd;
-	}
-
-	for (i = 0; i < (int) vfio_res->nb_maps; i++) {
-		struct vfio_region_info reg = { .argsz = sizeof(reg) };
-		void *bar_addr;
-
-		reg.index = i;
-
-		ret = ioctl(vfio_dev_fd, VFIO_DEVICE_GET_REGION_INFO, &reg);
-		if (ret) {
-			RTE_LOG(ERR, EAL, "  %s cannot get device region info "
-					"error %i (%s)\n", pci_addr, errno, strerror(errno));
-			goto err_vfio_res;
-		}
-
-		/* chk for io port region */
-		ret = pci_vfio_is_ioport_bar(vfio_dev_fd, i);
-		if (ret < 0)
-			goto err_vfio_res;
-		else if (ret) {
-			RTE_LOG(INFO, EAL, "Ignore mapping IO port bar(%d)\n",
-					i);
-			continue;
-		}
-
-		/* skip non-mmapable BARs */
-		if ((reg.flags & VFIO_REGION_INFO_FLAG_MMAP) == 0)
-			continue;
-
-		/* try mapping somewhere close to the end of hugepages */
-		if (pci_map_addr == NULL)
-			pci_map_addr = pci_find_max_end_va();
-
-		bar_addr = pci_map_addr;
-		pci_map_addr = RTE_PTR_ADD(bar_addr, (size_t) reg.size);
-
-		maps[i].addr = bar_addr;
-		maps[i].offset = reg.offset;
-		maps[i].size = reg.size;
-		maps[i].path = NULL; /* vfio doesn't have per-resource paths */
-
-		ret = pci_vfio_mmap_bar(vfio_dev_fd, vfio_res, i, 0);
-		if (ret < 0) {
-			RTE_LOG(ERR, EAL, "  %s mapping BAR%i failed: %s\n",
-					pci_addr, i, strerror(errno));
-			goto err_vfio_res;
-		}
-
-		dev->mem_resource[i].addr = maps[i].addr;
-	}
-
-	if (pci_vfio_setup_device(dev, vfio_dev_fd) < 0) {
-		RTE_LOG(ERR, EAL, "  %s setup device failed\n", pci_addr);
-		goto err_vfio_res;
-	}
-
-	TAILQ_INSERT_TAIL(vfio_res_list, vfio_res, next);
-
-	return 0;
-err_vfio_res:
-	rte_free(vfio_res);
-err_vfio_dev_fd:
-	close(vfio_dev_fd);
-	return -1;
-}
-
-static int
-pci_vfio_map_resource_secondary(struct rte_pci_device *dev)
-{
-	struct vfio_device_info device_info = { .argsz = sizeof(device_info) };
-	char pci_addr[PATH_MAX] = {0};
-	int vfio_dev_fd;
-	struct rte_pci_addr *loc = &dev->addr;
-	int i, ret;
-	struct mapped_pci_resource *vfio_res = NULL;
-	struct mapped_pci_res_list *vfio_res_list =
-		RTE_TAILQ_CAST(rte_vfio_tailq.head, mapped_pci_res_list);
-
-	struct pci_map *maps;
-
-	dev->intr_handle.fd = -1;
-	dev->intr_handle.type = RTE_INTR_HANDLE_UNKNOWN;
-
-	/* store PCI address string */
-	snprintf(pci_addr, sizeof(pci_addr), PCI_PRI_FMT,
-			loc->domain, loc->bus, loc->devid, loc->function);
-
-	ret = vfio_setup_device(pci_get_sysfs_path(), pci_addr,
-					&vfio_dev_fd, &device_info);
-	if (ret)
-		return ret;
-
-	/* if we're in a secondary process, just find our tailq entry */
-	TAILQ_FOREACH(vfio_res, vfio_res_list, next) {
-		if (rte_pci_addr_cmp(&vfio_res->pci_addr,
-				     &dev->addr))
-			continue;
-		break;
-	}
-	/* if we haven't found our tailq entry, something's wrong */
-	if (vfio_res == NULL) {
-		RTE_LOG(ERR, EAL, "  %s cannot find TAILQ entry for PCI device!\n",
-				pci_addr);
-		goto err_vfio_dev_fd;
-	}
-
-	/* map BARs */
-	maps = vfio_res->maps;
-
-	for (i = 0; i < (int) vfio_res->nb_maps; i++) {
-		ret = pci_vfio_mmap_bar(vfio_dev_fd, vfio_res, i, MAP_FIXED);
-		if (ret < 0) {
-			RTE_LOG(ERR, EAL, "  %s mapping BAR%i failed: %s\n",
-					pci_addr, i, strerror(errno));
-			goto err_vfio_dev_fd;
-		}
-
-		dev->mem_resource[i].addr = maps[i].addr;
-	}
-
-	return 0;
-err_vfio_dev_fd:
-	close(vfio_dev_fd);
-	return -1;
-}
-
-/*
- * map the PCI resources of a PCI device in virtual memory (VFIO version).
- * primary and secondary processes follow almost exactly the same path
- */
-int
-pci_vfio_map_resource(struct rte_pci_device *dev)
-{
-	if (rte_eal_process_type() == RTE_PROC_PRIMARY)
-		return pci_vfio_map_resource_primary(dev);
-	else
-		return pci_vfio_map_resource_secondary(dev);
-}
-
-int
-pci_vfio_unmap_resource(struct rte_pci_device *dev)
-{
-	char pci_addr[PATH_MAX] = {0};
-	struct rte_pci_addr *loc = &dev->addr;
-	int i, ret;
-	struct mapped_pci_resource *vfio_res = NULL;
-	struct mapped_pci_res_list *vfio_res_list;
-
-	struct pci_map *maps;
-
-	/* store PCI address string */
-	snprintf(pci_addr, sizeof(pci_addr), PCI_PRI_FMT,
-			loc->domain, loc->bus, loc->devid, loc->function);
-
-
-	if (close(dev->intr_handle.fd) < 0) {
-		RTE_LOG(INFO, EAL, "Error when closing eventfd file descriptor for %s\n",
-			pci_addr);
-		return -1;
-	}
-
-	if (pci_vfio_set_bus_master(dev->intr_handle.vfio_dev_fd, false)) {
-		RTE_LOG(ERR, EAL, "  %s cannot unset bus mastering for PCI device!\n",
-				pci_addr);
-		return -1;
-	}
-
-	ret = vfio_release_device(pci_get_sysfs_path(), pci_addr,
-				  dev->intr_handle.vfio_dev_fd);
-	if (ret < 0) {
-		RTE_LOG(ERR, EAL,
-			"%s(): cannot release device\n", __func__);
-		return ret;
-	}
-
-	vfio_res_list = RTE_TAILQ_CAST(rte_vfio_tailq.head, mapped_pci_res_list);
-	/* Get vfio_res */
-	TAILQ_FOREACH(vfio_res, vfio_res_list, next) {
-		if (memcmp(&vfio_res->pci_addr, &dev->addr, sizeof(dev->addr)))
-			continue;
-		break;
-	}
-	/* if we haven't found our tailq entry, something's wrong */
-	if (vfio_res == NULL) {
-		RTE_LOG(ERR, EAL, "  %s cannot find TAILQ entry for PCI device!\n",
-				pci_addr);
-		return -1;
-	}
-
-	/* unmap BARs */
-	maps = vfio_res->maps;
-
-	RTE_LOG(INFO, EAL, "Releasing pci mapped resource for %s\n",
-		pci_addr);
-	for (i = 0; i < (int) vfio_res->nb_maps; i++) {
-
-		/*
-		 * We do not need to be aware of MSI-X table BAR mappings as
-		 * when mapping. Just using current maps array is enough
-		 */
-		if (maps[i].addr) {
-			RTE_LOG(INFO, EAL, "Calling pci_unmap_resource for %s at %p\n",
-				pci_addr, maps[i].addr);
-			pci_unmap_resource(maps[i].addr, maps[i].size);
-		}
-	}
-
-	TAILQ_REMOVE(vfio_res_list, vfio_res, next);
-
-	return 0;
-}
-
-int
-pci_vfio_ioport_map(struct rte_pci_device *dev, int bar,
-		    struct rte_pci_ioport *p)
-{
-	if (bar < VFIO_PCI_BAR0_REGION_INDEX ||
-	    bar > VFIO_PCI_BAR5_REGION_INDEX) {
-		RTE_LOG(ERR, EAL, "invalid bar (%d)!\n", bar);
-		return -1;
-	}
-
-	p->dev = dev;
-	p->base = VFIO_GET_REGION_ADDR(bar);
-	return 0;
-}
-
-void
-pci_vfio_ioport_read(struct rte_pci_ioport *p,
-		     void *data, size_t len, off_t offset)
-{
-	const struct rte_intr_handle *intr_handle = &p->dev->intr_handle;
-
-	if (pread64(intr_handle->vfio_dev_fd, data,
-		    len, p->base + offset) <= 0)
-		RTE_LOG(ERR, EAL,
-			"Can't read from PCI bar (%" PRIu64 ") : offset (%x)\n",
-			VFIO_GET_REGION_IDX(p->base), (int)offset);
-}
-
-void
-pci_vfio_ioport_write(struct rte_pci_ioport *p,
-		      const void *data, size_t len, off_t offset)
-{
-	const struct rte_intr_handle *intr_handle = &p->dev->intr_handle;
-
-	if (pwrite64(intr_handle->vfio_dev_fd, data,
-		     len, p->base + offset) <= 0)
-		RTE_LOG(ERR, EAL,
-			"Can't write to PCI bar (%" PRIu64 ") : offset (%x)\n",
-			VFIO_GET_REGION_IDX(p->base), (int)offset);
-}
-
-int
-pci_vfio_ioport_unmap(struct rte_pci_ioport *p)
-{
-	RTE_SET_USED(p);
-	return -1;
-}
-
-int
-pci_vfio_is_enabled(void)
-{
-	return vfio_is_enabled("vfio_pci");
-}
-#endif
diff --git a/lib/librte_eal/rte_eal_version.map b/lib/librte_eal/rte_eal_version.map
index 8d67b67..d2a4ff9 100644
--- a/lib/librte_eal/rte_eal_version.map
+++ b/lib/librte_eal/rte_eal_version.map
@@ -166,17 +166,6 @@ DPDK_17.05 {
 	rte_log_set_global_level;
 	rte_log_set_level;
 	rte_log_set_level_regexp;
-	rte_pci_dump;
-	rte_pci_ioport_map;
-	rte_pci_ioport_read;
-	rte_pci_ioport_unmap;
-	rte_pci_ioport_write;
-	rte_pci_map_device;
-	rte_pci_read_config;
-	rte_pci_register;
-	rte_pci_unmap_device;
-	rte_pci_unregister;
-	rte_pci_write_config;
 	rte_vdev_init;
 	rte_vdev_register;
 	rte_vdev_uninit;
@@ -237,11 +226,8 @@ EXPERIMENTAL {
 DPDK_17.11 {
 	global:
 
-	eal_parse_pci_BDF;
-	eal_parse_pci_DomBDF;
 	rte_eal_create_uio_dev;
 	rte_bus_get_iommu_class;
-	rte_eal_compare_pci_addr;
 	rte_eal_has_pci;
 	rte_eal_iova_mode;
 	rte_eal_mbuf_default_mempool_ops;
@@ -249,9 +235,6 @@ DPDK_17.11 {
 	rte_eal_vfio_intr_mode;
 	rte_lcore_has_role;
 	rte_memcpy_ptr;
-	rte_pci_addr_cmp;
-	rte_pci_addr_parse;
-	rte_pci_device_name;
 	vfio_enable;
 	vfio_is_enabled;
 	vfio_noiommu_is_enabled;
diff --git a/lib/librte_ether/rte_ethdev.h b/lib/librte_ether/rte_ethdev.h
index 9108a76..18e474d 100644
--- a/lib/librte_ether/rte_ethdev.h
+++ b/lib/librte_ether/rte_ethdev.h
@@ -1156,8 +1156,6 @@ TAILQ_HEAD(rte_eth_dev_cb_list, rte_eth_dev_callback);
 	} \
 } while (0)
 
-#define RTE_ETH_DEV_TO_PCI(eth_dev)	RTE_DEV_TO_PCI((eth_dev)->device)
-
 /**
  * l2 tunnel configuration.
  */
diff --git a/lib/librte_ether/rte_ethdev_pci.h b/lib/librte_ether/rte_ethdev_pci.h
index 56b1072..722075e 100644
--- a/lib/librte_ether/rte_ethdev_pci.h
+++ b/lib/librte_ether/rte_ethdev_pci.h
@@ -36,6 +36,7 @@
 
 #include <rte_malloc.h>
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_ethdev.h>
 
 /**
diff --git a/lib/librte_eventdev/rte_eventdev_pmd_pci.h b/lib/librte_eventdev/rte_eventdev_pmd_pci.h
index b6bd731..ade32b5 100644
--- a/lib/librte_eventdev/rte_eventdev_pmd_pci.h
+++ b/lib/librte_eventdev/rte_eventdev_pmd_pci.h
@@ -50,6 +50,7 @@ extern "C" {
 #include <rte_eal.h>
 #include <rte_lcore.h>
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 
 #include "rte_eventdev_pmd.h"
 
diff --git a/lib/librte_pci/Makefile b/lib/librte_pci/Makefile
new file mode 100644
index 0000000..82a16e2
--- /dev/null
+++ b/lib/librte_pci/Makefile
@@ -0,0 +1,49 @@
+#   BSD LICENSE
+#
+#   Copyright(c) 2017 6WIND S.A.
+#   All rights reserved.
+#
+#   Redistribution and use in source and binary forms, with or without
+#   modification, are permitted provided that the following conditions
+#   are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#     * Neither the name of 6WIND nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+include $(RTE_SDK)/mk/rte.vars.mk
+
+# library name
+LIB = librte_pci.a
+
+CFLAGS := -I$(SRCDIR)/include -I$(SRCDIR) $(CFLAGS)
+CFLAGS += $(WERROR_FLAGS) -O3
+LDLIBS += -lrte_eal
+
+EXPORT_MAP := rte_pci_version.map
+
+LIBABIVER := 1
+
+SRCS-$(CONFIG_RTE_LIBRTE_PCI) += rte_pci.c
+
+SYMLINK-$(CONFIG_RTE_LIBRTE_PCI)-include += include/rte_pci.h
+
+include $(RTE_SDK)/mk/rte.lib.mk
diff --git a/lib/librte_pci/include/rte_pci.h b/lib/librte_pci/include/rte_pci.h
new file mode 100644
index 0000000..ea0897c
--- /dev/null
+++ b/lib/librte_pci/include/rte_pci.h
@@ -0,0 +1,279 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
+ *   Copyright 2013-2014 6WIND S.A.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _RTE_PCI_H_
+#define _RTE_PCI_H_
+
+/**
+ * @file
+ *
+ * RTE PCI Library
+ */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <limits.h>
+#include <errno.h>
+#include <sys/queue.h>
+#include <stdint.h>
+#include <inttypes.h>
+
+#include <rte_debug.h>
+#include <rte_interrupts.h>
+
+/** Formatting string for PCI device identifier: Ex: 0000:00:01.0 */
+#define PCI_PRI_FMT "%.4" PRIx16 ":%.2" PRIx8 ":%.2" PRIx8 ".%" PRIx8
+#define PCI_PRI_STR_SIZE sizeof("XXXXXXXX:XX:XX.X")
+
+/** Short formatting string, without domain, for PCI device: Ex: 00:01.0 */
+#define PCI_SHORT_PRI_FMT "%.2" PRIx8 ":%.2" PRIx8 ".%" PRIx8
+
+/** Nb. of values in PCI device identifier format string. */
+#define PCI_FMT_NVAL 4
+
+/** Nb. of values in PCI resource format. */
+#define PCI_RESOURCE_FMT_NVAL 3
+
+/** Maximum number of PCI resources. */
+#define PCI_MAX_RESOURCE 6
+
+/**
+ * A structure describing an ID for a PCI driver. Each driver provides a
+ * table of these IDs for each device that it supports.
+ */
+struct rte_pci_id {
+	uint32_t class_id;            /**< Class ID or RTE_CLASS_ANY_ID. */
+	uint16_t vendor_id;           /**< Vendor ID or PCI_ANY_ID. */
+	uint16_t device_id;           /**< Device ID or PCI_ANY_ID. */
+	uint16_t subsystem_vendor_id; /**< Subsystem vendor ID or PCI_ANY_ID. */
+	uint16_t subsystem_device_id; /**< Subsystem device ID or PCI_ANY_ID. */
+};
+
+/**
+ * A structure describing the location of a PCI device.
+ */
+struct rte_pci_addr {
+	uint32_t domain;                /**< Device domain */
+	uint8_t bus;                    /**< Device bus */
+	uint8_t devid;                  /**< Device ID */
+	uint8_t function;               /**< Device function. */
+};
+
+/** Any PCI device identifier (vendor, device, ...) */
+#define PCI_ANY_ID (0xffff)
+#define RTE_CLASS_ANY_ID (0xffffff)
+
+/**
+ * A structure describing a PCI mapping.
+ */
+struct pci_map {
+	void *addr;
+	char *path;
+	uint64_t offset;
+	uint64_t size;
+	uint64_t phaddr;
+};
+
+struct pci_msix_table {
+	int bar_index;
+	uint32_t offset;
+	uint32_t size;
+};
+
+/**
+ * A structure describing a mapped PCI resource.
+ * For multi-process we need to reproduce all PCI mappings in secondary
+ * processes, so save them in a tailq.
+ */
+struct mapped_pci_resource {
+	TAILQ_ENTRY(mapped_pci_resource) next;
+
+	struct rte_pci_addr pci_addr;
+	char path[PATH_MAX];
+	int nb_maps;
+	struct pci_map maps[PCI_MAX_RESOURCE];
+	struct pci_msix_table msix_table;
+};
+
+
+/** mapped pci device list */
+TAILQ_HEAD(mapped_pci_res_list, mapped_pci_resource);
+
+/**
+ * @deprecated
+ * Utility function to produce a PCI Bus-Device-Function value
+ * given a string representation. Assumes that the BDF is provided without
+ * a domain prefix (i.e. domain returned is always 0)
+ *
+ * @param input
+ *	The input string to be parsed. Should have the format XX:XX.X
+ * @param dev_addr
+ *	The PCI Bus-Device-Function address to be returned.
+ *	Domain will always be returned as 0
+ * @return
+ *  0 on success, negative on error.
+ */
+int eal_parse_pci_BDF(const char *input, struct rte_pci_addr *dev_addr);
+
+/**
+ * @deprecated
+ * Utility function to produce a PCI Bus-Device-Function value
+ * given a string representation. Assumes that the BDF is provided including
+ * a domain prefix.
+ *
+ * @param input
+ *	The input string to be parsed. Should have the format XXXX:XX:XX.X
+ * @param dev_addr
+ *	The PCI Bus-Device-Function address to be returned
+ * @return
+ *  0 on success, negative on error.
+ */
+int eal_parse_pci_DomBDF(const char *input, struct rte_pci_addr *dev_addr);
+
+/**
+ * @deprecated
+ * Utility function to write a pci device name, this device name can later be
+ * used to retrieve the corresponding rte_pci_addr using eal_parse_pci_*
+ * BDF helpers.
+ *
+ * @param addr
+ *	The PCI Bus-Device-Function address
+ * @param output
+ *	The output buffer string
+ * @param size
+ *	The output buffer size
+ */
+void rte_pci_device_name(const struct rte_pci_addr *addr,
+			 char *output, size_t size);
+
+/**
+ * Utility function to write a pci device name, this device name can later be
+ * used to retrieve the corresponding rte_pci_addr using eal_parse_pci_*
+ * BDF helpers.
+ *
+ * @param addr
+ *	The PCI Bus-Device-Function address
+ * @param output
+ *	The output buffer string
+ * @param size
+ *	The output buffer size
+ */
+void pci_device_name(const struct rte_pci_addr *addr,
+		     char *output, size_t size);
+
+/**
+ * @deprecated
+ * Utility function to compare two PCI device addresses.
+ *
+ * @param addr
+ *	The PCI Bus-Device-Function address to compare
+ * @param addr2
+ *	The PCI Bus-Device-Function address to compare
+ * @return
+ *	0 on equal PCI address.
+ *	Positive on addr is greater than addr2.
+ *	Negative on addr is less than addr2, or error.
+ */
+int rte_eal_compare_pci_addr(const struct rte_pci_addr *addr,
+			     const struct rte_pci_addr *addr2);
+
+/**
+ * Utility function to compare two PCI device addresses.
+ *
+ * @param addr
+ *	The PCI Bus-Device-Function address to compare
+ * @param addr2
+ *	The PCI Bus-Device-Function address to compare
+ * @return
+ *	0 on equal PCI address.
+ *	Positive on addr is greater than addr2.
+ *	Negative on addr is less than addr2, or error.
+ */
+int pci_addr_cmp(const struct rte_pci_addr *addr,
+		 const struct rte_pci_addr *addr2);
+
+
+/**
+ * Utility function to parse a string into a PCI location.
+ *
+ * @param str
+ *	The string to parse
+ * @param addr
+ *	The reference to the structure where the location
+ *	is stored.
+ * @return
+ *	0 on success
+ *	<0 otherwise
+ */
+int pci_addr_parse(const char *str, struct rte_pci_addr *addr);
+
+/**
+ * Map a particular resource from a file.
+ *
+ * @param requested_addr
+ *      The starting address for the new mapping range.
+ * @param fd
+ *      The file descriptor.
+ * @param offset
+ *      The offset for the mapping range.
+ * @param size
+ *      The size for the mapping range.
+ * @param additional_flags
+ *      The additional flags for the mapping range.
+ * @return
+ *   - On success, the function returns a pointer to the mapped area.
+ *   - On error, the value MAP_FAILED is returned.
+ */
+void *pci_map_resource(void *requested_addr, int fd, off_t offset,
+		size_t size, int additional_flags);
+
+/**
+ * Unmap a particular resource.
+ *
+ * @param requested_addr
+ *      The address for the unmapping range.
+ * @param size
+ *      The size for the unmapping range.
+ */
+void pci_unmap_resource(void *requested_addr, size_t size);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _RTE_PCI_H_ */
diff --git a/lib/librte_pci/rte_pci.c b/lib/librte_pci/rte_pci.c
new file mode 100644
index 0000000..1307a18
--- /dev/null
+++ b/lib/librte_pci/rte_pci.c
@@ -0,0 +1,220 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ *   Copyright 2013-2014 6WIND S.A.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <string.h>
+#include <inttypes.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <sys/queue.h>
+#include <sys/mman.h>
+
+#include <rte_errno.h>
+#include <rte_interrupts.h>
+#include <rte_log.h>
+#include <rte_bus.h>
+#include <rte_per_lcore.h>
+#include <rte_memory.h>
+#include <rte_memzone.h>
+#include <rte_eal.h>
+#include <rte_string_fns.h>
+#include <rte_common.h>
+
+#include "rte_pci.h"
+
+static inline const char *
+get_u8_pciaddr_field(const char *in, void *_u8, char dlm)
+{
+	unsigned long val;
+	uint8_t *u8 = _u8;
+	char *end;
+
+	errno = 0;
+	val = strtoul(in, &end, 16);
+	if (errno != 0 || end[0] != dlm || val > UINT8_MAX) {
+		errno = errno ? errno : EINVAL;
+		return NULL;
+	}
+	*u8 = (uint8_t)val;
+	return end + 1;
+}
+
+static int
+pci_bdf_parse(const char *input, struct rte_pci_addr *dev_addr)
+{
+	const char *in = input;
+
+	dev_addr->domain = 0;
+	in = get_u8_pciaddr_field(in, &dev_addr->bus, ':');
+	if (in == NULL)
+		return -EINVAL;
+	in = get_u8_pciaddr_field(in, &dev_addr->devid, '.');
+	if (in == NULL)
+		return -EINVAL;
+	in = get_u8_pciaddr_field(in, &dev_addr->function, '\0');
+	if (in == NULL)
+		return -EINVAL;
+	return 0;
+}
+
+static int
+pci_dbdf_parse(const char *input, struct rte_pci_addr *dev_addr)
+{
+	const char *in = input;
+	unsigned long val;
+	char *end;
+
+	errno = 0;
+	val = strtoul(in, &end, 16);
+	if (errno != 0 || end[0] != ':' || val > UINT16_MAX)
+		return -EINVAL;
+	dev_addr->domain = (uint16_t)val;
+	in = end + 1;
+	in = get_u8_pciaddr_field(in, &dev_addr->bus, ':');
+	if (in == NULL)
+		return -EINVAL;
+	in = get_u8_pciaddr_field(in, &dev_addr->devid, '.');
+	if (in == NULL)
+		return -EINVAL;
+	in = get_u8_pciaddr_field(in, &dev_addr->function, '\0');
+	if (in == NULL)
+		return -EINVAL;
+	return 0;
+}
+
+int
+eal_parse_pci_BDF(const char *input, struct rte_pci_addr *dev_addr)
+{
+	return pci_bdf_parse(input, dev_addr);
+}
+
+int
+eal_parse_pci_DomBDF(const char *input, struct rte_pci_addr *dev_addr)
+{
+	return pci_dbdf_parse(input, dev_addr);
+}
+
+void
+rte_pci_device_name(const struct rte_pci_addr *addr,
+		    char *output, size_t size)
+{
+	pci_device_name(addr, output, size);
+}
+
+void
+pci_device_name(const struct rte_pci_addr *addr,
+		char *output, size_t size)
+{
+	RTE_VERIFY(size >= PCI_PRI_STR_SIZE);
+	RTE_VERIFY(snprintf(output, size, PCI_PRI_FMT,
+			    addr->domain, addr->bus,
+			    addr->devid, addr->function) >= 0);
+}
+
+int
+rte_eal_compare_pci_addr(const struct rte_pci_addr *addr,
+			 const struct rte_pci_addr *addr2)
+{
+	return pci_addr_cmp(addr, addr2);
+}
+
+int
+pci_addr_cmp(const struct rte_pci_addr *addr,
+	     const struct rte_pci_addr *addr2)
+{
+	uint64_t dev_addr, dev_addr2;
+
+	if ((addr == NULL) || (addr2 == NULL))
+		return -1;
+
+	dev_addr = ((uint64_t)addr->domain << 24) |
+		(addr->bus << 16) | (addr->devid << 8) | addr->function;
+	dev_addr2 = ((uint64_t)addr2->domain << 24) |
+		(addr2->bus << 16) | (addr2->devid << 8) | addr2->function;
+
+	if (dev_addr > dev_addr2)
+		return 1;
+	else if (dev_addr < dev_addr2)
+		return -1;
+	else
+		return 0;
+}
+
+int
+pci_addr_parse(const char *str, struct rte_pci_addr *addr)
+{
+	if (pci_bdf_parse(str, addr) == 0 ||
+	    pci_dbdf_parse(str, addr) == 0)
+		return 0;
+	return -1;
+}
+
+
+/* map a particular resource from a file */
+void *
+pci_map_resource(void *requested_addr, int fd, off_t offset, size_t size,
+		 int additional_flags)
+{
+	void *mapaddr;
+
+	/* Map the PCI memory resource of device */
+	mapaddr = mmap(requested_addr, size, PROT_READ | PROT_WRITE,
+			MAP_SHARED | additional_flags, fd, offset);
+	if (mapaddr == MAP_FAILED) {
+		RTE_LOG(ERR, EAL, "%s(): cannot mmap(%d, %p, 0x%lx, 0x%lx): %s (%p)\n",
+			__func__, fd, requested_addr,
+			(unsigned long)size, (unsigned long)offset,
+			strerror(errno), mapaddr);
+	} else
+		RTE_LOG(DEBUG, EAL, "  PCI memory mapped at %p\n", mapaddr);
+
+	return mapaddr;
+}
+
+/* unmap a particular resource */
+void
+pci_unmap_resource(void *requested_addr, size_t size)
+{
+	if (requested_addr == NULL)
+		return;
+
+	/* Unmap the PCI memory resource of device */
+	if (munmap(requested_addr, size)) {
+		RTE_LOG(ERR, EAL, "%s(): cannot munmap(%p, 0x%lx): %s\n",
+			__func__, requested_addr, (unsigned long)size,
+			strerror(errno));
+	} else
+		RTE_LOG(DEBUG, EAL, "  PCI memory unmapped at %p\n",
+				requested_addr);
+}
diff --git a/lib/librte_pci/rte_pci_version.map b/lib/librte_pci/rte_pci_version.map
new file mode 100644
index 0000000..b5c9ec2
--- /dev/null
+++ b/lib/librte_pci/rte_pci_version.map
@@ -0,0 +1,15 @@
+DPDK_17.11 {
+	global:
+
+	eal_parse_pci_BDF;
+	eal_parse_pci_DomBDF;
+	pci_addr_cmp;
+	pci_addr_parse;
+	pci_device_name;
+	pci_map_resource;
+	pci_unmap_resource;
+	rte_eal_compare_pci_addr;
+	rte_pci_device_name;
+
+	local: *;
+};
diff --git a/mk/rte.app.mk b/mk/rte.app.mk
index fbb4bc6..047121d 100644
--- a/mk/rte.app.mk
+++ b/mk/rte.app.mk
@@ -99,6 +99,7 @@ _LDLIBS-$(CONFIG_RTE_LIBRTE_EVENTDEV)       += -lrte_eventdev
 _LDLIBS-$(CONFIG_RTE_LIBRTE_MEMPOOL)        += -lrte_mempool
 _LDLIBS-$(CONFIG_RTE_DRIVER_MEMPOOL_RING)   += -lrte_mempool_ring
 _LDLIBS-$(CONFIG_RTE_LIBRTE_RING)           += -lrte_ring
+_LDLIBS-$(CONFIG_RTE_LIBRTE_PCI)            += -lrte_pci
 _LDLIBS-$(CONFIG_RTE_LIBRTE_EAL)            += -lrte_eal
 _LDLIBS-$(CONFIG_RTE_LIBRTE_CMDLINE)        += -lrte_cmdline
 _LDLIBS-$(CONFIG_RTE_LIBRTE_REORDER)        += -lrte_reorder
@@ -108,6 +109,8 @@ ifeq ($(CONFIG_RTE_EXEC_ENV_LINUXAPP),y)
 _LDLIBS-$(CONFIG_RTE_LIBRTE_KNI)            += -lrte_kni
 endif
 
+_LDLIBS-$(CONFIG_RTE_LIBRTE_PCI_BUS)        += -lrte_bus_pci
+
 ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),n)
 # plugins (link only if static libraries)
 
diff --git a/test/test/test_kni.c b/test/test/test_kni.c
index 2450c9f..b956727 100644
--- a/test/test/test_kni.c
+++ b/test/test/test_kni.c
@@ -42,6 +42,7 @@
 #include <rte_string_fns.h>
 #include <rte_mempool.h>
 #include <rte_ethdev.h>
+#include <rte_bus_pci.h>
 #include <rte_cycles.h>
 #include <rte_kni.h>
 
diff --git a/test/test/virtual_pmd.c b/test/test/virtual_pmd.c
index 09daf6c..b57a949 100644
--- a/test/test/virtual_pmd.c
+++ b/test/test/virtual_pmd.c
@@ -34,6 +34,7 @@
 #include <rte_mbuf.h>
 #include <rte_ethdev.h>
 #include <rte_pci.h>
+#include <rte_bus_pci.h>
 #include <rte_malloc.h>
 #include <rte_memcpy.h>
 #include <rte_memory.h>
