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GET /api/patches/7943/?format=api
{ "id": 7943, "url": "https://patches.dpdk.org/api/patches/7943/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/1445609833-17649-5-git-send-email-david.hunt@intel.com/", "project": { "id": 1, "url": "https://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<1445609833-17649-5-git-send-email-david.hunt@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1445609833-17649-5-git-send-email-david.hunt@intel.com", "date": "2015-10-23T14:17:06", "name": "[dpdk-dev,04/11] lib: add armv8 rte_cycles.h", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "19e68479810412051326208857053570d730faa1", "submitter": { "id": 342, "url": "https://patches.dpdk.org/api/people/342/?format=api", "name": "Hunt, David", "email": "david.hunt@intel.com" }, "delegate": null, "mbox": "https://patches.dpdk.org/project/dpdk/patch/1445609833-17649-5-git-send-email-david.hunt@intel.com/mbox/", "series": [], "comments": "https://patches.dpdk.org/api/patches/7943/comments/", "check": "pending", "checks": "https://patches.dpdk.org/api/patches/7943/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@dpdk.org", "Delivered-To": "patchwork@dpdk.org", "Received": [ "from [92.243.14.124] (localhost [IPv6:::1])\n\tby dpdk.org (Postfix) with ESMTP id A14126A95;\n\tFri, 23 Oct 2015 16:17:42 +0200 (CEST)", "from mga14.intel.com (mga14.intel.com [192.55.52.115])\n\tby dpdk.org (Postfix) with ESMTP id 53A785A5E\n\tfor <dev@dpdk.org>; Fri, 23 Oct 2015 16:17:40 +0200 (CEST)", "from fmsmga003.fm.intel.com ([10.253.24.29])\n\tby fmsmga103.fm.intel.com with ESMTP; 23 Oct 2015 07:17:39 -0700", "from irvmail001.ir.intel.com ([163.33.26.43])\n\tby FMSMGA003.fm.intel.com with ESMTP; 23 Oct 2015 07:17:37 -0700", "from sivswdev02.ir.intel.com (sivswdev02.ir.intel.com\n\t[10.237.217.46])\n\tby irvmail001.ir.intel.com (8.14.3/8.13.6/MailSET/Hub) with ESMTP id\n\tt9NEHasi002480; Fri, 23 Oct 2015 15:17:36 +0100", "from sivswdev02.ir.intel.com (localhost [127.0.0.1])\n\tby sivswdev02.ir.intel.com with ESMTP id t9NEHaex017724;\n\tFri, 23 Oct 2015 15:17:36 +0100", "(from dhunt5@localhost)\n\tby sivswdev02.ir.intel.com with id t9NEHagQ017720;\n\tFri, 23 Oct 2015 15:17:36 +0100" ], "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.20,186,1444719600\"; d=\"scan'208\";a=\"586676616\"", "From": "David Hunt <david.hunt@intel.com>", "To": "dev@dpdk.org", "Date": "Fri, 23 Oct 2015 15:17:06 +0100", "Message-Id": "<1445609833-17649-5-git-send-email-david.hunt@intel.com>", "X-Mailer": "git-send-email 1.7.4.1", "In-Reply-To": "<1445609833-17649-1-git-send-email-david.hunt@intel.com>", "References": "<1445609833-17649-1-git-send-email-david.hunt@intel.com>", "Cc": "Benjamin Boren <Ben.Boren@intel.com>", "Subject": "[dpdk-dev] [PATCH 04/11] lib: add armv8 rte_cycles.h", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "patches and discussions about DPDK <dev.dpdk.org>", "List-Unsubscribe": "<http://dpdk.org/ml/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://dpdk.org/ml/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<http://dpdk.org/ml/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "From: Benjamin Boren <Ben.Boren@intel.com>\n\nSigned-off-by: Benjamin Boren <Ben.Boren@intel.com>\nSigned-off-by: David Hunt <david.hunt@intel.com>\n---\n .../common/include/arch/arm64/rte_cycles.h | 77 ++++++++++++++++++++++\n 1 file changed, 77 insertions(+)\n create mode 100644 lib/librte_eal/common/include/arch/arm64/rte_cycles.h", "diff": "diff --git a/lib/librte_eal/common/include/arch/arm64/rte_cycles.h b/lib/librte_eal/common/include/arch/arm64/rte_cycles.h\nnew file mode 100644\nindex 0000000..60894c7\n--- /dev/null\n+++ b/lib/librte_eal/common/include/arch/arm64/rte_cycles.h\n@@ -0,0 +1,77 @@\n+/*\n+ * BSD LICENSE\n+ *\n+ * Copyright (C) IBM Corporation 2014.\n+ *\n+ * Redistribution and use in source and binary forms, with or without\n+ * modification, are permitted provided that the following conditions\n+ * are met:\n+ *\n+ * * Redistributions of source code must retain the above copyright\n+ * notice, this list of conditions and the following disclaimer.\n+ * * Redistributions in binary form must reproduce the above copyright\n+ * notice, this list of conditions and the following disclaimer in\n+ * the documentation and/or other materials provided with the\n+ * distribution.\n+ * * Neither the name of IBM Corporation nor the names of its\n+ * contributors may be used to endorse or promote products derived\n+ * from this software without specific prior written permission.\n+ *\n+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS\n+ * \"AS IS\" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT\n+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR\n+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT\n+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,\n+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT\n+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,\n+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY\n+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\n+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE\n+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\n+*/\n+\n+#ifndef _RTE_CYCLES_ARM_64_H_\n+#define _RTE_CYCLES_ARM_64_H_\n+\n+#ifdef __cplusplus\n+extern \"C\" {\n+#endif\n+\n+#include \"generic/rte_cycles.h\"\n+\n+/**\n+ * Read the time base register.\n+ *\n+ * @return\n+ * The time base for this lcore.\n+ */\n+static inline uint64_t\n+rte_rdtsc(void)\n+{\n+\tuint64_t tsc;\n+\n+\tasm volatile(\"mrs %0, CNTVCT_EL0\" : \"=r\" (tsc));\n+\n+#ifdef RTE_TIMER_MULTIPLIER\n+\treturn tsc * RTE_TIMER_MULTIPLIER;\n+#else\n+\treturn tsc;\n+#endif\n+\n+}\n+\n+static inline uint64_t\n+rte_rdtsc_precise(void)\n+{\n+\tasm volatile(\"isb sy\" :::);\n+\treturn rte_rdtsc();\n+}\n+\n+static inline uint64_t\n+rte_get_tsc_cycles(void) { return rte_rdtsc(); }\n+\n+#ifdef __cplusplus\n+}\n+#endif\n+\n+#endif /* _RTE_CYCLES_ARM_64_H_ */\n", "prefixes": [ "dpdk-dev", "04/11" ] }