[dpdk-dev] [PATCH V1] testpmd: add eeprom/module eeprom display

[David Liu <dliu@iol.unh.edu>]

Add module EEPROM/EEPROM dump command
   "show port <port_id> (module_eeprom|eeprom)" 
Commands will dump the content of the EEPROM/module
EEPROM for the selected port.

Signed-off-by: David Liu <dliu@iol.unh.edu>
---
 app/test-pmd/cmdline.c                      |  49 ++++++++
 app/test-pmd/config.c                       | 118 ++++++++++++++++++++
 app/test-pmd/testpmd.h                      |   2 +
 doc/guides/testpmd_app_ug/testpmd_funcs.rst |   7 ++
 4 files changed, 177 insertions(+)

diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c
index a037a55c6..ba240c410 100644
--- a/app/test-pmd/cmdline.c
+++ b/app/test-pmd/cmdline.c
@@ -166,6 +166,9 @@ static void cmd_help_long_parsed(void *parsed_result,
 			"show port (info|stats|summary|xstats|fdir|stat_qmap|dcb_tc|cap) (port_id|all)\n"
 			"    Display information for port_id, or all.\n\n"
 
+			"show port port_id (module_eeprom|eeprom)\n"
+			"    Display the module EEPROM or EEPROM information for port_id.\n\n"
+
 			"show port X rss reta (size) (mask0,mask1,...)\n"
 			"    Display the rss redirection table entry indicated"
 			" by masks on port X. size is used to indicate the"
@@ -7594,6 +7597,51 @@ cmdline_parse_inst_t cmd_showdevice = {
 		NULL,
 	},
 };
+
+/* *** SHOW MODULE EEPROM/EEPROM port INFO *** */
+struct cmd_showeeprom_result {
+	cmdline_fixed_string_t show;
+	cmdline_fixed_string_t port;
+	uint16_t portnum;
+	cmdline_fixed_string_t type;
+};
+
+static void cmd_showeeprom_parsed(void *parsed_result,
+		__rte_unused struct cmdline *cl,
+		__rte_unused void *data)
+{
+	struct cmd_showeeprom_result *res = parsed_result;
+
+	if (!strcmp(res->type, "eeprom"))
+		port_eeprom_display(res->portnum);
+	else if (!strcmp(res->type, "module_eeprom"))
+		port_module_eeprom_display(res->portnum);
+	else
+		printf("Unknown argument\n");
+}
+
+cmdline_parse_token_string_t cmd_showeeprom_show =
+	TOKEN_STRING_INITIALIZER(struct cmd_showeeprom_result, show, "show");
+cmdline_parse_token_string_t cmd_showeeprom_port =
+	TOKEN_STRING_INITIALIZER(struct cmd_showeeprom_result, port, "port");
+cmdline_parse_token_num_t cmd_showeeprom_portnum =
+	TOKEN_NUM_INITIALIZER(struct cmd_showeeprom_result, portnum, UINT16);
+cmdline_parse_token_string_t cmd_showeeprom_type =
+	TOKEN_STRING_INITIALIZER(struct cmd_showeeprom_result, type, "module_eeprom#eeprom");
+
+cmdline_parse_inst_t cmd_showeeprom = {
+	.f = cmd_showeeprom_parsed,
+	.data = NULL,
+	.help_str = "show port <port_id> module_eeprom|eeprom",
+	.tokens = {
+		(void *)&cmd_showeeprom_show,
+		(void *)&cmd_showeeprom_port,
+		(void *)&cmd_showeeprom_portnum,
+		(void *)&cmd_showeeprom_type,
+		NULL,
+	},
+};
+
 /* *** SHOW QUEUE INFO *** */
 struct cmd_showqueue_result {
 	cmdline_fixed_string_t show;
@@ -19325,6 +19373,7 @@ cmdline_parse_ctx_t main_ctx[] = {
 	(cmdline_parse_inst_t *)&cmd_load_from_file,
 	(cmdline_parse_inst_t *)&cmd_showport,
 	(cmdline_parse_inst_t *)&cmd_showqueue,
+	(cmdline_parse_inst_t *)&cmd_showeeprom,
 	(cmdline_parse_inst_t *)&cmd_showportall,
 	(cmdline_parse_inst_t *)&cmd_showdevice,
 	(cmdline_parse_inst_t *)&cmd_showcfg,
diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c
index 8cf84ccd3..5e3e9e211 100644
--- a/app/test-pmd/config.c
+++ b/app/test-pmd/config.c
@@ -49,6 +49,9 @@
 #include <rte_pmd_bnxt.h>
 #endif
 #include <rte_gro.h>
+#include <rte_hexdump.h>
+
 
 #include "testpmd.h"
 
@@ -710,6 +713,122 @@ port_summary_display(portid_t port_id)
 		(unsigned int) link.link_speed);
 }
 
+void
+port_eeprom_display(portid_t port_id)
+{
+	struct rte_dev_eeprom_info einfo;
+	int ret;
+	if (port_id_is_invalid(port_id, ENABLED_WARN)) {
+		print_valid_ports();
+		return;
+	}
+
+	int len_eeprom = rte_eth_dev_get_eeprom_length(port_id);
+	if(len_eeprom < 0) {
+		switch (len_eeprom) {
+		case -ENODEV:
+			printf("port index %d invalid\n", port_id);
+			break;
+		case -ENOTSUP:
+			printf("operation not supported by device\n");
+			break;
+		case -EIO:
+			printf("device is removed\n");
+			break;
+		default:
+			printf("Unable to get EEPROM: %d\n", len_eeprom);
+			break;
+		}
+		return;
+	}
+
+	char buf[len_eeprom];
+	einfo.offset = 0;
+	einfo.length = len_eeprom;
+	einfo.data = buf;
+
+	ret = rte_eth_dev_get_eeprom(port_id, &einfo);
+	if (ret != 0) {
+		switch (ret) {
+		case -ENODEV:
+			printf("port index %d invalid\n", port_id);
+			break;
+		case -ENOTSUP:
+			printf("operation not supported by device\n");
+			break;
+		case -EIO:
+			printf("device is removed\n");
+			break;
+		default:
+			printf("Unable to get EEPROM: %d\n", ret);
+			break;
+		}
+		return;
+	}
+	rte_hexdump(stdout, "hexdump", einfo.data, einfo.length);
+	printf("Finish -- Port: %d EEPROM length: %d bytes\n", port_id, len_eeprom);
+}
+
+void
+port_module_eeprom_display(portid_t port_id)
+{
+	struct rte_eth_dev_module_info minfo;
+	struct rte_dev_eeprom_info einfo;
+	int ret;
+
+	if (port_id_is_invalid(port_id, ENABLED_WARN)) {
+		print_valid_ports();
+		return;
+	}
+
+
+	ret = rte_eth_dev_get_module_info(port_id, &minfo);
+	if (ret != 0) {
+		switch (ret) {
+		case -ENODEV:
+			printf("port index %d invalid\n", port_id);
+			break;
+		case -ENOTSUP:
+			printf("operation not supported by device\n");
+			break;
+		case -EIO:
+			printf("device is removed\n");
+			break;
+		default:
+			printf("Unable to get module EEPROM: %d\n", ret);
+			break;
+		}
+		return;
+	}
+
+	char buf[minfo.eeprom_len];
+	einfo.offset = 0;
+	einfo.length = minfo.eeprom_len;
+	einfo.data = buf;
+
+	ret = rte_eth_dev_get_module_eeprom(port_id, &einfo);
+	if (ret != 0) {
+		switch (ret) {
+		case -ENODEV:
+			printf("port index %d invalid\n", port_id);
+			break;
+		case -ENOTSUP:
+			printf("operation not supported by device\n");
+			break;
+		case -EIO:
+			printf("device is removed\n");
+			break;
+		default:
+			printf("Unable to get module EEPROM: %d\n", ret);
+			break;
+		}
+		return;
+	}
+
+	rte_hexdump(stdout, "hexdump", einfo.data, einfo.length);
+	printf("Finish -- Port: %d MODULE EEPROM length: %d bytes\n", port_id, einfo.length);
+}
+
 void
 port_offload_cap_display(portid_t port_id)
 {
diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h
index 7a7c73f79..e3a0d17e5 100644
--- a/app/test-pmd/testpmd.h
+++ b/app/test-pmd/testpmd.h
@@ -714,6 +714,8 @@ void nic_stats_mapping_display(portid_t port_id);
 void device_infos_display(const char *identifier);
 void port_infos_display(portid_t port_id);
 void port_summary_display(portid_t port_id);
+void port_eeprom_display(portid_t port_id);
+void port_module_eeprom_display(portid_t port_id);
 void port_summary_header_display(void);
 void port_offload_cap_display(portid_t port_id);
 void rx_queue_infos_display(portid_t port_idi, uint16_t queue_id);
diff --git a/doc/guides/testpmd_app_ug/testpmd_funcs.rst b/doc/guides/testpmd_app_ug/testpmd_funcs.rst
index 5103ff925..6a2e1c0f2 100644
--- a/doc/guides/testpmd_app_ug/testpmd_funcs.rst
+++ b/doc/guides/testpmd_app_ug/testpmd_funcs.rst
@@ -218,6 +218,13 @@ For example:
      nvgre
      vxlan-gpe
 
+show port (module_eeprom|eeprom)
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+Display the module EEPROM/EEPROM informatioon for port_id::
+
+   testpmd> show port (port_id) (module_eeprom|eeprom)
+
 show port rss reta
 ~~~~~~~~~~~~~~~~~~
 
-- 
2.17.1