@@ -25,6 +25,7 @@ Packet type parsing = Y
Basic stats = Y
Extended stats = Y
Stats per queue = Y
+FW version = Y
Multiprocess aware = Y
Linux = Y
ARMv8 = Y
@@ -21,6 +21,7 @@ Features
- Jumbo frames
- Link state information
- Scattered and gather for TX and RX
+- FW version
Prerequisites
@@ -33,6 +33,11 @@ static inline s32 ngbe_rom_init_params_dummy(struct ngbe_hw *TUP0)
{
return NGBE_ERR_OPS_DUMMY;
}
+static inline s32 ngbe_rom_read32_dummy(struct ngbe_hw *TUP0, u32 TUP1,
+ u32 *TUP2)
+{
+ return NGBE_ERR_OPS_DUMMY;
+}
static inline s32 ngbe_rom_validate_checksum_dummy(struct ngbe_hw *TUP0,
u16 *TUP1)
{
@@ -177,6 +182,7 @@ static inline void ngbe_init_ops_dummy(struct ngbe_hw *hw)
{
hw->bus.set_lan_id = ngbe_bus_set_lan_id_dummy;
hw->rom.init_params = ngbe_rom_init_params_dummy;
+ hw->rom.read32 = ngbe_rom_read32_dummy;
hw->rom.validate_checksum = ngbe_rom_validate_checksum_dummy;
hw->mac.init_hw = ngbe_mac_init_hw_dummy;
hw->mac.reset_hw = ngbe_mac_reset_hw_dummy;
@@ -161,6 +161,30 @@ void ngbe_release_eeprom_semaphore(struct ngbe_hw *hw)
ngbe_flush(hw);
}
+/**
+ * ngbe_ee_read32 - Read EEPROM word using a host interface cmd
+ * @hw: pointer to hardware structure
+ * @offset: offset of word in the EEPROM to read
+ * @data: word read from the EEPROM
+ *
+ * Reads a 32 bit word from the EEPROM using the hostif.
+ **/
+s32 ngbe_ee_read32(struct ngbe_hw *hw, u32 addr, u32 *data)
+{
+ const u32 mask = NGBE_MNGSEM_SWMBX | NGBE_MNGSEM_SWFLASH;
+ int err;
+
+ err = hw->mac.acquire_swfw_sync(hw, mask);
+ if (err)
+ return err;
+
+ err = ngbe_hic_sr_read(hw, addr, (u8 *)data, 4);
+
+ hw->mac.release_swfw_sync(hw, mask);
+
+ return err;
+}
+
/**
* ngbe_validate_eeprom_checksum_em - Validate EEPROM checksum
* @hw: pointer to hardware structure
@@ -201,3 +225,35 @@ s32 ngbe_validate_eeprom_checksum_em(struct ngbe_hw *hw,
return err;
}
+/**
+ * ngbe_save_eeprom_version
+ * @hw: pointer to hardware structure
+ *
+ * Save off EEPROM version number and Option Rom version which
+ * together make a unique identify for the eeprom
+ */
+s32 ngbe_save_eeprom_version(struct ngbe_hw *hw)
+{
+ u32 eeprom_verl = 0;
+ u32 etrack_id = 0;
+ u32 offset = (hw->rom.sw_addr + NGBE_EEPROM_VERSION_L) << 1;
+
+ DEBUGFUNC("ngbe_save_eeprom_version");
+
+ if (hw->bus.lan_id == 0) {
+ hw->rom.read32(hw, offset, &eeprom_verl);
+ etrack_id = eeprom_verl;
+ wr32(hw, NGBE_EEPROM_VERSION_STORE_REG, etrack_id);
+ wr32(hw, NGBE_CALSUM_CAP_STATUS,
+ hw->rom.cksum_devcap | 0x10000);
+ } else if (hw->rom.cksum_devcap) {
+ etrack_id = hw->rom.saved_version;
+ } else {
+ hw->rom.read32(hw, offset, &eeprom_verl);
+ etrack_id = eeprom_verl;
+ }
+
+ hw->eeprom_id = etrack_id;
+
+ return 0;
+}
@@ -6,6 +6,8 @@
#ifndef _NGBE_EEPROM_H_
#define _NGBE_EEPROM_H_
+#define NGBE_EEPROM_VERSION_L 0x1D
+#define NGBE_EEPROM_VERSION_H 0x1E
#define NGBE_CALSUM_CAP_STATUS 0x10224
#define NGBE_EEPROM_VERSION_STORE_REG 0x1022C
@@ -13,5 +15,8 @@ s32 ngbe_init_eeprom_params(struct ngbe_hw *hw);
s32 ngbe_validate_eeprom_checksum_em(struct ngbe_hw *hw, u16 *checksum_val);
s32 ngbe_get_eeprom_semaphore(struct ngbe_hw *hw);
void ngbe_release_eeprom_semaphore(struct ngbe_hw *hw);
+s32 ngbe_save_eeprom_version(struct ngbe_hw *hw);
+
+s32 ngbe_ee_read32(struct ngbe_hw *hw, u32 addr, u32 *data);
#endif /* _NGBE_EEPROM_H_ */
@@ -44,6 +44,8 @@ s32 ngbe_init_hw(struct ngbe_hw *hw)
DEBUGFUNC("ngbe_init_hw");
+ ngbe_save_eeprom_version(hw);
+
/* Reset the hardware */
status = hw->mac.reset_hw(hw);
if (status == 0) {
@@ -1115,6 +1117,7 @@ s32 ngbe_init_ops_pf(struct ngbe_hw *hw)
/* EEPROM */
rom->init_params = ngbe_init_eeprom_params;
+ rom->read32 = ngbe_ee_read32;
rom->validate_checksum = ngbe_validate_eeprom_checksum_em;
mac->mcft_size = NGBE_EM_MC_TBL_SIZE;
@@ -158,6 +158,50 @@ ngbe_host_interface_command(struct ngbe_hw *hw, u32 *buffer,
return err;
}
+/**
+ * ngbe_hic_sr_read - Read EEPROM word using a host interface cmd
+ * assuming that the semaphore is already obtained.
+ * @hw: pointer to hardware structure
+ * @offset: offset of word in the EEPROM to read
+ * @data: word read from the EEPROM
+ *
+ * Reads a 16 bit word from the EEPROM using the hostif.
+ **/
+s32 ngbe_hic_sr_read(struct ngbe_hw *hw, u32 addr, u8 *buf, int len)
+{
+ struct ngbe_hic_read_shadow_ram command;
+ u32 value;
+ int err, i = 0, j = 0;
+
+ if (len > NGBE_PMMBX_DATA_SIZE)
+ return NGBE_ERR_HOST_INTERFACE_COMMAND;
+
+ memset(&command, 0, sizeof(command));
+ command.hdr.req.cmd = FW_READ_SHADOW_RAM_CMD;
+ command.hdr.req.buf_lenh = 0;
+ command.hdr.req.buf_lenl = FW_READ_SHADOW_RAM_LEN;
+ command.hdr.req.checksum = FW_DEFAULT_CHECKSUM;
+ command.address = cpu_to_be32(addr);
+ command.length = cpu_to_be16(len);
+
+ err = ngbe_hic_unlocked(hw, (u32 *)&command,
+ sizeof(command), NGBE_HI_COMMAND_TIMEOUT);
+ if (err)
+ return err;
+
+ while (i < (len >> 2)) {
+ value = rd32a(hw, NGBE_MNGMBX, FW_NVM_DATA_OFFSET + i);
+ ((u32 *)buf)[i] = value;
+ i++;
+ }
+
+ value = rd32a(hw, NGBE_MNGMBX, FW_NVM_DATA_OFFSET + i);
+ for (i <<= 2; i < len; i++)
+ ((u8 *)buf)[i] = ((u8 *)&value)[j++];
+
+ return 0;
+}
+
s32 ngbe_hic_check_cap(struct ngbe_hw *hw)
{
struct ngbe_hic_read_shadow_ram command;
@@ -10,12 +10,16 @@
#define NGBE_PMMBX_QSIZE 64 /* Num of dwords in range */
#define NGBE_PMMBX_BSIZE (NGBE_PMMBX_QSIZE * 4)
+#define NGBE_PMMBX_DATA_SIZE (NGBE_PMMBX_BSIZE - FW_NVM_DATA_OFFSET * 4)
#define NGBE_HI_COMMAND_TIMEOUT 5000 /* Process HI command limit */
/* CEM Support */
#define FW_CEM_MAX_RETRIES 3
#define FW_CEM_RESP_STATUS_SUCCESS 0x1
+#define FW_READ_SHADOW_RAM_CMD 0x31
+#define FW_READ_SHADOW_RAM_LEN 0x6
#define FW_DEFAULT_CHECKSUM 0xFF /* checksum always 0xFF */
+#define FW_NVM_DATA_OFFSET 3
#define FW_EEPROM_CHECK_STATUS 0xE9
#define FW_CHECKSUM_CAP_ST_PASS 0x80658383
@@ -61,5 +65,6 @@ struct ngbe_hic_read_shadow_ram {
u16 pad3;
};
+s32 ngbe_hic_sr_read(struct ngbe_hw *hw, u32 addr, u8 *buf, int len);
s32 ngbe_hic_check_cap(struct ngbe_hw *hw);
#endif /* _NGBE_MNG_H_ */
@@ -202,6 +202,7 @@ struct ngbe_hw_stats {
struct ngbe_rom_info {
s32 (*init_params)(struct ngbe_hw *hw);
+ s32 (*read32)(struct ngbe_hw *hw, u32 addr, u32 *data);
s32 (*validate_checksum)(struct ngbe_hw *hw, u16 *checksum_val);
enum ngbe_eeprom_type type;
@@ -310,6 +311,7 @@ struct ngbe_hw {
u16 vendor_id;
u16 sub_device_id;
u16 sub_system_id;
+ u32 eeprom_id;
bool adapter_stopped;
uint64_t isb_dma;
@@ -1524,6 +1524,26 @@ ngbe_dev_xstats_reset(struct rte_eth_dev *dev)
return 0;
}
+static int
+ngbe_fw_version_get(struct rte_eth_dev *dev, char *fw_version, size_t fw_size)
+{
+ struct ngbe_hw *hw = ngbe_dev_hw(dev);
+ int ret;
+
+ ret = snprintf(fw_version, fw_size, "0x%08x", hw->eeprom_id);
+
+ if (ret < 0)
+ return -EINVAL;
+
+ ret += 1; /* add the size of '\0' */
+ if (fw_size < (size_t)ret)
+ return ret;
+ else
+ return 0;
+
+ return 0;
+}
+
static int
ngbe_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
{
@@ -2181,6 +2201,7 @@ static const struct eth_dev_ops ngbe_eth_dev_ops = {
.xstats_get_names = ngbe_dev_xstats_get_names,
.xstats_get_names_by_id = ngbe_dev_xstats_get_names_by_id,
.queue_stats_mapping_set = ngbe_dev_queue_stats_mapping_set,
+ .fw_version_get = ngbe_fw_version_get,
.mtu_set = ngbe_dev_mtu_set,
.vlan_offload_set = ngbe_vlan_offload_set,
.rx_queue_start = ngbe_dev_rx_queue_start,