From 99d8ebcf5c1ddde1cb9db77a762859a7dbf21268 Mon Sep 17 00:00:00 2001 From: Zijie Pan Date: Wed, 25 Apr 2018 16:02:03 +0200 Subject: [PATCH] examples/ethtool: add a new command module-eeprom Add a new command "module-eeprom" to get the data of plugin module EEPROM. Signed-off-by: Zijie Pan Reviewed-by: Ferruh Yigit Acked-by: Remy Horton --- doc/guides/sample_app_ug/ethtool.rst | 3 ++ examples/ethtool/ethtool-app/ethapp.c | 64 +++++++++++++++++++++++++++ examples/ethtool/lib/Makefile | 1 + examples/ethtool/lib/rte_ethtool.c | 30 +++++++++++++ examples/ethtool/lib/rte_ethtool.h | 34 ++++++++++++++ 5 files changed, 132 insertions(+) diff --git a/doc/guides/sample_app_ug/ethtool.rst b/doc/guides/sample_app_ug/ethtool.rst index 1b79aca198..47e09f6ed2 100644 --- a/doc/guides/sample_app_ug/ethtool.rst +++ b/doc/guides/sample_app_ug/ethtool.rst @@ -44,6 +44,7 @@ they do as as follows: * ``drvinfo``: Print driver info * ``eeprom``: Dump EEPROM to file +* ``module-eeprom``: Dump plugin module EEPROM to file * ``link``: Print port link states * ``macaddr``: Gets/sets MAC address * ``mtu``: Set NIC MTU @@ -97,6 +98,8 @@ the following functions: - ``rte_ethtool_get_eeprom_len()`` - ``rte_ethtool_get_eeprom()`` - ``rte_ethtool_set_eeprom()`` +- ``rte_ethtool_get_module_info()`` +- ``rte_ethtool_get_module_eeprom()`` - ``rte_ethtool_get_pauseparam()`` - ``rte_ethtool_set_pauseparam()`` - ``rte_ethtool_net_open()`` diff --git a/examples/ethtool/ethtool-app/ethapp.c b/examples/ethtool/ethtool-app/ethapp.c index 4d62f4c17e..a4e64b354c 100644 --- a/examples/ethtool/ethtool-app/ethapp.c +++ b/examples/ethtool/ethtool-app/ethapp.c @@ -75,6 +75,9 @@ cmdline_parse_token_num_t pcmd_int_token_port = /* Commands taking port id and string */ cmdline_parse_token_string_t pcmd_eeprom_token_cmd = TOKEN_STRING_INITIALIZER(struct pcmd_intstr_params, cmd, "eeprom"); +cmdline_parse_token_string_t pcmd_module_eeprom_token_cmd = + TOKEN_STRING_INITIALIZER(struct pcmd_intstr_params, cmd, + "module-eeprom"); cmdline_parse_token_string_t pcmd_mtu_token_cmd = TOKEN_STRING_INITIALIZER(struct pcmd_intstr_params, cmd, "mtu"); cmdline_parse_token_string_t pcmd_regs_token_cmd = @@ -297,6 +300,54 @@ pcmd_eeprom_callback(void *ptr_params, } +static void +pcmd_module_eeprom_callback(void *ptr_params, + __rte_unused struct cmdline *ctx, + __rte_unused void *ptr_data) +{ + struct pcmd_intstr_params *params = ptr_params; + struct ethtool_eeprom info_eeprom; + uint32_t module_info[2]; + int stat; + unsigned char bytes_eeprom[EEPROM_DUMP_CHUNKSIZE]; + FILE *fp_eeprom; + + if (!rte_eth_dev_is_valid_port(params->port)) { + printf("Error: Invalid port number %i\n", params->port); + return; + } + + stat = rte_ethtool_get_module_info(params->port, module_info); + if (stat != 0) { + printf("Module EEPROM information read error %i\n", stat); + return; + } + + info_eeprom.len = module_info[1]; + info_eeprom.offset = 0; + + stat = rte_ethtool_get_module_eeprom(params->port, + &info_eeprom, bytes_eeprom); + if (stat != 0) { + printf("Module EEPROM read error %i\n", stat); + return; + } + + fp_eeprom = fopen(params->opt, "wb"); + if (fp_eeprom == NULL) { + printf("Error opening '%s' for writing\n", params->opt); + return; + } + printf("Total plugin module EEPROM length: %i bytes\n", + info_eeprom.len); + if (fwrite(bytes_eeprom, 1, info_eeprom.len, + fp_eeprom) != info_eeprom.len) { + printf("Error writing '%s'\n", params->opt); + } + fclose(fp_eeprom); +} + + static void pcmd_pause_callback(void *ptr_params, __rte_unused struct cmdline *ctx, @@ -664,6 +715,18 @@ cmdline_parse_inst_t pcmd_eeprom = { NULL }, }; +cmdline_parse_inst_t pcmd_module_eeprom = { + .f = pcmd_module_eeprom_callback, + .data = NULL, + .help_str = "module-eeprom \n" + " Dump plugin module EEPROM to file", + .tokens = { + (void *)&pcmd_module_eeprom_token_cmd, + (void *)&pcmd_intstr_token_port, + (void *)&pcmd_intstr_token_opt, + NULL + }, +}; cmdline_parse_inst_t pcmd_pause_noopt = { .f = pcmd_pause_callback, .data = (void *)0x01, @@ -816,6 +879,7 @@ cmdline_parse_inst_t pcmd_vlan = { cmdline_parse_ctx_t list_prompt_commands[] = { (cmdline_parse_inst_t *)&pcmd_drvinfo, (cmdline_parse_inst_t *)&pcmd_eeprom, + (cmdline_parse_inst_t *)&pcmd_module_eeprom, (cmdline_parse_inst_t *)&pcmd_link, (cmdline_parse_inst_t *)&pcmd_macaddr_get, (cmdline_parse_inst_t *)&pcmd_macaddr, diff --git a/examples/ethtool/lib/Makefile b/examples/ethtool/lib/Makefile index fbafa6d3db..2576910f86 100644 --- a/examples/ethtool/lib/Makefile +++ b/examples/ethtool/lib/Makefile @@ -25,6 +25,7 @@ SRCS-y := rte_ethtool.c CFLAGS += -O3 CFLAGS += $(WERROR_FLAGS) +CFLAGS += -DALLOW_EXPERIMENTAL_API ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y) ifeq ($(CONFIG_RTE_LIBRTE_IXGBE_PMD),y) diff --git a/examples/ethtool/lib/rte_ethtool.c b/examples/ethtool/lib/rte_ethtool.c index d519a50db9..e6a2e88c70 100644 --- a/examples/ethtool/lib/rte_ethtool.c +++ b/examples/ethtool/lib/rte_ethtool.c @@ -177,6 +177,36 @@ rte_ethtool_set_eeprom(uint16_t port_id, struct ethtool_eeprom *eeprom, return 0; } +int +rte_ethtool_get_module_info(uint16_t port_id, uint32_t *modinfo) +{ + struct rte_eth_dev_module_info *info; + + info = (struct rte_eth_dev_module_info *)modinfo; + return rte_eth_dev_get_module_info(port_id, info); +} + +int +rte_ethtool_get_module_eeprom(uint16_t port_id, struct ethtool_eeprom *eeprom, + void *words) +{ + struct rte_dev_eeprom_info eeprom_info; + int status; + + if (eeprom == NULL || words == NULL) + return -EINVAL; + + eeprom_info.offset = eeprom->offset; + eeprom_info.length = eeprom->len; + eeprom_info.data = words; + + status = rte_eth_dev_get_module_eeprom(port_id, &eeprom_info); + if (status) + return status; + + return 0; +} + int rte_ethtool_get_pauseparam(uint16_t port_id, struct ethtool_pauseparam *pause_param) diff --git a/examples/ethtool/lib/rte_ethtool.h b/examples/ethtool/lib/rte_ethtool.h index c9623962df..43adc97a3d 100644 --- a/examples/ethtool/lib/rte_ethtool.h +++ b/examples/ethtool/lib/rte_ethtool.h @@ -153,6 +153,40 @@ int rte_ethtool_get_eeprom(uint16_t port_id, struct ethtool_eeprom *eeprom, int rte_ethtool_set_eeprom(uint16_t port_id, struct ethtool_eeprom *eeprom, void *words); +/** + * Retrieve the type and size of plugin module EEPROM + * + * @param port_id + * The port identifier of the Ethernet device. + * @param modinfo + * The pointer that provides the type and size of plugin module EEPROM. + * @return + * - (0) if successful. + * - (-ENOTSUP) if hardware doesn't support. + * - (-ENODEV) if *port_id* invalid. + * - others depends on the specific operations implementation. + */ +int rte_ethtool_get_module_info(uint16_t port_id, uint32_t *modinfo); + +/** + * Retrieve the data of plugin module EEPROM + * + * @param port_id + * The port identifier of the Ethernet device. + * @param eeprom + * The pointer of ethtool_eeprom that provides plugin module eeprom + * offset and length + * @param words + * A buffer that holds data read from plugin module eeprom + * @return + * - (0) if successful. + * - (-ENOTSUP) if hardware doesn't support. + * - (-ENODEV) if *port_id* invalid. + * - others depends on the specific operations implementation. + */ +int rte_ethtool_get_module_eeprom(uint16_t port_id, + struct ethtool_eeprom *eeprom, void *words); + /** * Retrieve the Ethernet device pause frame configuration according to * parameter attributes desribed by ethtool data structure, -- 2.20.1