[PATCH] ethtool: added list command to list all available commands

[PATCH] ethtool: added list command to list all available commands

[huzaifa.rahman]

From: Huzaifa696 <huzaifa.rehman696@gmail.com>

help command is needed so user can see all the available commands directly
from the command line along with the formats.

Signed-off-by: Huzaifa696 <huzaifa.rehman696@gmail.com>
---
 doc/guides/sample_app_ug/ethtool.rst  |  1 +
 examples/ethtool/ethtool-app/ethapp.c | 38 +++++++++++++++++++++++++++
 2 files changed, 39 insertions(+)

diff --git a/doc/guides/sample_app_ug/ethtool.rst b/doc/guides/sample_app_ug/ethtool.rst
index 159e9e0639..6e57015170 100644
--- a/doc/guides/sample_app_ug/ethtool.rst
+++ b/doc/guides/sample_app_ug/ethtool.rst
@@ -58,6 +58,7 @@ they do as follows:
 * ``validate``: Check that given MAC address is valid unicast address
 * ``vlan``: Add/remove VLAN id
 * ``quit``: Exit program
+* ``help``: List all available commands
 
 
 Explanation
diff --git a/examples/ethtool/ethtool-app/ethapp.c b/examples/ethtool/ethtool-app/ethapp.c
index 78e86534e8..361e2daf9b 100644
--- a/examples/ethtool/ethtool-app/ethapp.c
+++ b/examples/ethtool/ethtool-app/ethapp.c
@@ -57,6 +57,8 @@ cmdline_parse_token_string_t pcmd_stats_token_cmd =
 	TOKEN_STRING_INITIALIZER(struct pcmd_get_params, cmd, "stats");
 cmdline_parse_token_string_t pcmd_drvinfo_token_cmd =
 	TOKEN_STRING_INITIALIZER(struct pcmd_get_params, cmd, "drvinfo");
+cmdline_parse_token_string_t pcmd_list_token_cmd =
+	TOKEN_STRING_INITIALIZER(struct pcmd_get_params, cmd, "help");
 cmdline_parse_token_string_t pcmd_link_token_cmd =
 	TOKEN_STRING_INITIALIZER(struct pcmd_get_params, cmd, "link");
 
@@ -133,6 +135,11 @@ cmdline_parse_token_string_t pcmd_vlan_token_mode =
 cmdline_parse_token_num_t pcmd_vlan_token_vid =
 	TOKEN_NUM_INITIALIZER(struct pcmd_vlan_params, vid, RTE_UINT16);
 
+void
+list_cmd(unsigned int sr, const char *name, const char *format, const char *description)
+{
+	printf("%-4d%-17s%-45s%-50s\n", sr, name, format, description);
+}
 
 static void
 pcmd_quit_callback(__rte_unused void *ptr_params,
@@ -142,6 +149,30 @@ pcmd_quit_callback(__rte_unused void *ptr_params,
 	cmdline_quit(ctx);
 }
 
+static void
+pcmd_list_callback(__rte_unused void *ptr_params,
+	struct cmdline *ctx,
+	__rte_unused void *ptr_data)
+{
+	printf("%-4s%-17s%-45s%-50s\n\n", "Sr.", "Name", "Format", "Description");
+	list_cmd(1, "drvinfo", "drvinfo", "Print driver info");
+	list_cmd(2, "open", "open <port_id>", "Open port");
+	list_cmd(3, "pause", "pause <port_id> <all|tx|rx|none>", "Get/set port pause state");
+	list_cmd(4, "stop", "stop <port_id>", "Stop port");
+	list_cmd(5, "portstats", "portstats <port_id>", "Print port statistics");
+	list_cmd(6, "link", "link", "Print port link states");
+	list_cmd(7, "macaddr", "macaddr <port_id> <mac_addr>", "Gets/sets MAC address");
+	list_cmd(8, "mtu", "mtu <port_id> <mtu_value>", "Set NIC MTU");
+	list_cmd(9, "regs", "regs <port_id> <filename>", "Dump port register(s) to file");
+	list_cmd(10, "ringparam", "ringparam <port_id> <tx_param> <rx_param>", "Get/set ring parameters");
+	list_cmd(11, "rxmode", "rxmode <port_id>", "Toggle port Rx mode");
+	list_cmd(12, "validate", "validate <mac_addr>", "Check that given MAC address is valid unicast address");
+	list_cmd(13, "vlan", "vlan <port_id> <add|del> <vlan_id>", "Add/remove VLAN id");
+	list_cmd(14, "eeprom", "eeprom <port_id> <filename>", "Dump EEPROM to file");
+	list_cmd(15, "module-eeprom", "module-eeprom <port_id> <filename>", "Dump plugin module EEPROM to file");
+	list_cmd(16, "quit", "quit", "Exit program");
+	list_cmd(17, "help", "help", "List all available commands");
+}
 
 static void
 pcmd_drvinfo_callback(__rte_unused void *ptr_params,
@@ -680,6 +711,12 @@ cmdline_parse_inst_t pcmd_drvinfo = {
 	.help_str = "drvinfo\n     Print driver info",
 	.tokens = {(void *)&pcmd_drvinfo_token_cmd, NULL},
 };
+cmdline_parse_inst_t pcmd_list_cmds = {
+	.f = pcmd_list_callback,
+	.data = NULL,
+	.help_str = "help\n     List all available commands",
+	.tokens = {(void *)&pcmd_list_token_cmd, NULL},
+};
 cmdline_parse_inst_t pcmd_link = {
 	.f = pcmd_link_callback,
 	.data = NULL,
@@ -871,6 +908,7 @@ cmdline_parse_inst_t pcmd_vlan = {
 
 
 cmdline_parse_ctx_t list_prompt_commands[] = {
+	(cmdline_parse_inst_t *)&pcmd_list_cmds,
 	(cmdline_parse_inst_t *)&pcmd_drvinfo,
 	(cmdline_parse_inst_t *)&pcmd_eeprom,
 	(cmdline_parse_inst_t *)&pcmd_module_eeprom,
-- 
2.25.1

[PATCH v2] ethtool: added help command to list all available

[huzaifa.rahman]

Help command is not available for ethtool example. It is needed so user
can see all the available commands directly from the command line along
with the formats.

Signed-off-by: huzaifa.rahman <huzaifa.rahman@emumba.com>
---
 doc/guides/sample_app_ug/ethtool.rst  |  1 +
 examples/ethtool/ethtool-app/ethapp.c | 38 +++++++++++++++++++++++++++
 examples/ethtool/ethtool-app/ethapp.h |  1 +
 3 files changed, 40 insertions(+)

diff --git a/doc/guides/sample_app_ug/ethtool.rst b/doc/guides/sample_app_ug/ethtool.rst
index 159e9e0639..6e57015170 100644
--- a/doc/guides/sample_app_ug/ethtool.rst
+++ b/doc/guides/sample_app_ug/ethtool.rst
@@ -58,6 +58,7 @@ they do as follows:
 * ``validate``: Check that given MAC address is valid unicast address
 * ``vlan``: Add/remove VLAN id
 * ``quit``: Exit program
+* ``help``: List all available commands
 
 
 Explanation
diff --git a/examples/ethtool/ethtool-app/ethapp.c b/examples/ethtool/ethtool-app/ethapp.c
index 78e86534e8..1c0e6c050f 100644
--- a/examples/ethtool/ethtool-app/ethapp.c
+++ b/examples/ethtool/ethtool-app/ethapp.c
@@ -57,6 +57,8 @@ cmdline_parse_token_string_t pcmd_stats_token_cmd =
 	TOKEN_STRING_INITIALIZER(struct pcmd_get_params, cmd, "stats");
 cmdline_parse_token_string_t pcmd_drvinfo_token_cmd =
 	TOKEN_STRING_INITIALIZER(struct pcmd_get_params, cmd, "drvinfo");
+cmdline_parse_token_string_t pcmd_list_token_cmd =
+	TOKEN_STRING_INITIALIZER(struct pcmd_get_params, cmd, "help");
 cmdline_parse_token_string_t pcmd_link_token_cmd =
 	TOKEN_STRING_INITIALIZER(struct pcmd_get_params, cmd, "link");
 
@@ -133,6 +135,11 @@ cmdline_parse_token_string_t pcmd_vlan_token_mode =
 cmdline_parse_token_num_t pcmd_vlan_token_vid =
 	TOKEN_NUM_INITIALIZER(struct pcmd_vlan_params, vid, RTE_UINT16);
 
+void
+print_cmd_info(unsigned int sr, const char *name, const char *format, const char *description)
+{
+	printf("%-4u%-17s%-45s%-50s\n", sr, name, format, description);
+}
 
 static void
 pcmd_quit_callback(__rte_unused void *ptr_params,
@@ -142,6 +149,30 @@ pcmd_quit_callback(__rte_unused void *ptr_params,
 	cmdline_quit(ctx);
 }
 
+static void
+pcmd_help_callback(__rte_unused void *ptr_params,
+	__rte_unused struct cmdline *ctx,
+	__rte_unused void *ptr_data)
+{
+	printf("%-4s%-17s%-45s%-50s\n\n", "Sr.", "Name", "Format", "Description");
+	print_cmd_info(1, "drvinfo", "drvinfo", "Print driver info");
+	print_cmd_info(2, "open", "open <port_id>", "Open port");
+	print_cmd_info(3, "pause", "pause <port_id> [<all|tx|rx|none>]", "Get/set port pause state");
+	print_cmd_info(4, "stop", "stop <port_id>", "Stop port");
+	print_cmd_info(5, "portstats", "portstats <port_id>", "Print port statistics");
+	print_cmd_info(6, "link", "link", "Print port link states");
+	print_cmd_info(7, "macaddr", "macaddr <port_id> [<mac_addr>]", "Gets/sets MAC address");
+	print_cmd_info(8, "mtu", "mtu <port_id> <mtu_value>", "Set NIC MTU");
+	print_cmd_info(9, "regs", "regs <port_id> <filename>", "Dump port register(s) to file");
+	print_cmd_info(10, "ringparam", "ringparam <port_id> [<tx_param> <rx_param>]", "Get/set ring parameters");
+	print_cmd_info(11, "rxmode", "rxmode <port_id>", "Toggle port Rx mode");
+	print_cmd_info(12, "validate", "validate <mac_addr>", "Check that given MAC address is valid unicast address");
+	print_cmd_info(13, "vlan", "vlan <port_id> <add|del> <vlan_id>", "Add/remove VLAN id");
+	print_cmd_info(14, "eeprom", "eeprom <port_id> <filename>", "Dump EEPROM to file");
+	print_cmd_info(15, "module-eeprom", "module-eeprom <port_id> <filename>", "Dump plugin module EEPROM to file");
+	print_cmd_info(16, "quit", "quit", "Exit program");
+	print_cmd_info(17, "help", "help", "List all available commands");
+}
 
 static void
 pcmd_drvinfo_callback(__rte_unused void *ptr_params,
@@ -680,6 +711,12 @@ cmdline_parse_inst_t pcmd_drvinfo = {
 	.help_str = "drvinfo\n     Print driver info",
 	.tokens = {(void *)&pcmd_drvinfo_token_cmd, NULL},
 };
+cmdline_parse_inst_t pcmd_help_cmds = {
+	.f = pcmd_help_callback,
+	.data = NULL,
+	.help_str = "help\n     List all available commands",
+	.tokens = {(void *)&pcmd_list_token_cmd, NULL},
+};
 cmdline_parse_inst_t pcmd_link = {
 	.f = pcmd_link_callback,
 	.data = NULL,
@@ -871,6 +908,7 @@ cmdline_parse_inst_t pcmd_vlan = {
 
 
 cmdline_parse_ctx_t list_prompt_commands[] = {
+	(cmdline_parse_inst_t *)&pcmd_help_cmds,
 	(cmdline_parse_inst_t *)&pcmd_drvinfo,
 	(cmdline_parse_inst_t *)&pcmd_eeprom,
 	(cmdline_parse_inst_t *)&pcmd_module_eeprom,
diff --git a/examples/ethtool/ethtool-app/ethapp.h b/examples/ethtool/ethtool-app/ethapp.h
index 7a70480c88..4db09ed771 100644
--- a/examples/ethtool/ethtool-app/ethapp.h
+++ b/examples/ethtool/ethtool-app/ethapp.h
@@ -10,3 +10,4 @@ void unlock_port(int idx_port);
 void mark_port_inactive(int idx_port);
 void mark_port_active(int idx_port);
 void mark_port_newmac(int idx_port);
+void print_cmd_info(unsigned int sr, const char *name, const char *format, const char *description);
-- 
2.25.1

Re: [PATCH v2] ethtool: added help command to list all available

[Huzaifa Rahman]

[-- Attachment #1: Type: text/plain, Size: 5722 bytes --]

Hi,

The following tests are failing but my patch is not related to anything
related to these. Please re-run the tests.

Failed Tests:
		- mtu_update
		- scatter


Thanks,

Huzaifa



On Tue, Mar 22, 2022 at 2:36 PM huzaifa.rahman <huzaifa.rahman@emumba.com>
wrote:

> Help command is not available for ethtool example. It is needed so user
> can see all the available commands directly from the command line along
> with the formats.
>
> Signed-off-by: huzaifa.rahman <huzaifa.rahman@emumba.com>
> ---
>  doc/guides/sample_app_ug/ethtool.rst  |  1 +
>  examples/ethtool/ethtool-app/ethapp.c | 38 +++++++++++++++++++++++++++
>  examples/ethtool/ethtool-app/ethapp.h |  1 +
>  3 files changed, 40 insertions(+)
>
> diff --git a/doc/guides/sample_app_ug/ethtool.rst
> b/doc/guides/sample_app_ug/ethtool.rst
> index 159e9e0639..6e57015170 100644
> --- a/doc/guides/sample_app_ug/ethtool.rst
> +++ b/doc/guides/sample_app_ug/ethtool.rst
> @@ -58,6 +58,7 @@ they do as follows:
>  * ``validate``: Check that given MAC address is valid unicast address
>  * ``vlan``: Add/remove VLAN id
>  * ``quit``: Exit program
> +* ``help``: List all available commands
>
>
>  Explanation
> diff --git a/examples/ethtool/ethtool-app/ethapp.c
> b/examples/ethtool/ethtool-app/ethapp.c
> index 78e86534e8..1c0e6c050f 100644
> --- a/examples/ethtool/ethtool-app/ethapp.c
> +++ b/examples/ethtool/ethtool-app/ethapp.c
> @@ -57,6 +57,8 @@ cmdline_parse_token_string_t pcmd_stats_token_cmd =
>         TOKEN_STRING_INITIALIZER(struct pcmd_get_params, cmd, "stats");
>  cmdline_parse_token_string_t pcmd_drvinfo_token_cmd =
>         TOKEN_STRING_INITIALIZER(struct pcmd_get_params, cmd, "drvinfo");
> +cmdline_parse_token_string_t pcmd_list_token_cmd =
> +       TOKEN_STRING_INITIALIZER(struct pcmd_get_params, cmd, "help");
>  cmdline_parse_token_string_t pcmd_link_token_cmd =
>         TOKEN_STRING_INITIALIZER(struct pcmd_get_params, cmd, "link");
>
> @@ -133,6 +135,11 @@ cmdline_parse_token_string_t pcmd_vlan_token_mode =
>  cmdline_parse_token_num_t pcmd_vlan_token_vid =
>         TOKEN_NUM_INITIALIZER(struct pcmd_vlan_params, vid, RTE_UINT16);
>
> +void
> +print_cmd_info(unsigned int sr, const char *name, const char *format,
> const char *description)
> +{
> +       printf("%-4u%-17s%-45s%-50s\n", sr, name, format, description);
> +}
>
>  static void
>  pcmd_quit_callback(__rte_unused void *ptr_params,
> @@ -142,6 +149,30 @@ pcmd_quit_callback(__rte_unused void *ptr_params,
>         cmdline_quit(ctx);
>  }
>
> +static void
> +pcmd_help_callback(__rte_unused void *ptr_params,
> +       __rte_unused struct cmdline *ctx,
> +       __rte_unused void *ptr_data)
> +{
> +       printf("%-4s%-17s%-45s%-50s\n\n", "Sr.", "Name", "Format",
> "Description");
> +       print_cmd_info(1, "drvinfo", "drvinfo", "Print driver info");
> +       print_cmd_info(2, "open", "open <port_id>", "Open port");
> +       print_cmd_info(3, "pause", "pause <port_id> [<all|tx|rx|none>]",
> "Get/set port pause state");
> +       print_cmd_info(4, "stop", "stop <port_id>", "Stop port");
> +       print_cmd_info(5, "portstats", "portstats <port_id>", "Print port
> statistics");
> +       print_cmd_info(6, "link", "link", "Print port link states");
> +       print_cmd_info(7, "macaddr", "macaddr <port_id> [<mac_addr>]",
> "Gets/sets MAC address");
> +       print_cmd_info(8, "mtu", "mtu <port_id> <mtu_value>", "Set NIC
> MTU");
> +       print_cmd_info(9, "regs", "regs <port_id> <filename>", "Dump port
> register(s) to file");
> +       print_cmd_info(10, "ringparam", "ringparam <port_id> [<tx_param>
> <rx_param>]", "Get/set ring parameters");
> +       print_cmd_info(11, "rxmode", "rxmode <port_id>", "Toggle port Rx
> mode");
> +       print_cmd_info(12, "validate", "validate <mac_addr>", "Check that
> given MAC address is valid unicast address");
> +       print_cmd_info(13, "vlan", "vlan <port_id> <add|del> <vlan_id>",
> "Add/remove VLAN id");
> +       print_cmd_info(14, "eeprom", "eeprom <port_id> <filename>", "Dump
> EEPROM to file");
> +       print_cmd_info(15, "module-eeprom", "module-eeprom <port_id>
> <filename>", "Dump plugin module EEPROM to file");
> +       print_cmd_info(16, "quit", "quit", "Exit program");
> +       print_cmd_info(17, "help", "help", "List all available commands");
> +}
>
>  static void
>  pcmd_drvinfo_callback(__rte_unused void *ptr_params,
> @@ -680,6 +711,12 @@ cmdline_parse_inst_t pcmd_drvinfo = {
>         .help_str = "drvinfo\n     Print driver info",
>         .tokens = {(void *)&pcmd_drvinfo_token_cmd, NULL},
>  };
> +cmdline_parse_inst_t pcmd_help_cmds = {
> +       .f = pcmd_help_callback,
> +       .data = NULL,
> +       .help_str = "help\n     List all available commands",
> +       .tokens = {(void *)&pcmd_list_token_cmd, NULL},
> +};
>  cmdline_parse_inst_t pcmd_link = {
>         .f = pcmd_link_callback,
>         .data = NULL,
> @@ -871,6 +908,7 @@ cmdline_parse_inst_t pcmd_vlan = {
>
>
>  cmdline_parse_ctx_t list_prompt_commands[] = {
> +       (cmdline_parse_inst_t *)&pcmd_help_cmds,
>         (cmdline_parse_inst_t *)&pcmd_drvinfo,
>         (cmdline_parse_inst_t *)&pcmd_eeprom,
>         (cmdline_parse_inst_t *)&pcmd_module_eeprom,
> diff --git a/examples/ethtool/ethtool-app/ethapp.h
> b/examples/ethtool/ethtool-app/ethapp.h
> index 7a70480c88..4db09ed771 100644
> --- a/examples/ethtool/ethtool-app/ethapp.h
> +++ b/examples/ethtool/ethtool-app/ethapp.h
> @@ -10,3 +10,4 @@ void unlock_port(int idx_port);
>  void mark_port_inactive(int idx_port);
>  void mark_port_active(int idx_port);
>  void mark_port_newmac(int idx_port);
> +void print_cmd_info(unsigned int sr, const char *name, const char
> *format, const char *description);
> --
> 2.25.1
>
>

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Re: [PATCH v2] ethtool: added help command to list all available

[Ferruh Yigit]

On 5/27/2022 6:14 AM, Huzaifa Rahman wrote:
> [CAUTION: External Email]
> Hi,
> 
> The following tests are failing but my patch is not related to anything 
> related to these. Please re-run the tests.
> 
> Failed Tests:
> 		- mtu_update
> 		- scatter
> 

Hi Huzaifa,

Agree, it looks unrelated, I will trigger the test again, can please 
check in ~10 mins.

> 
> Thanks,
> 
> Huzaifa
> 
> 
> 
> On Tue, Mar 22, 2022 at 2:36 PM huzaifa.rahman 
> <huzaifa.rahman@emumba.com <mailto:huzaifa.rahman@emumba.com>> wrote:
> 
>     Help command is not available for ethtool example. It is needed so user
>     can see all the available commands directly from the command line along
>     with the formats.
> 
>     Signed-off-by: huzaifa.rahman <huzaifa.rahman@emumba.com
>     <mailto:huzaifa.rahman@emumba.com>>
>     ---
>       doc/guides/sample_app_ug/ethtool.rst  |  1 +
>       examples/ethtool/ethtool-app/ethapp.c | 38 +++++++++++++++++++++++++++
>       examples/ethtool/ethtool-app/ethapp.h |  1 +
>       3 files changed, 40 insertions(+)
> 

<...>

Re: [PATCH v2] ethtool: added help command to list all available

[Huzaifa Rahman]

[-- Attachment #1: Type: text/plain, Size: 1317 bytes --]

Hi,

Is there any other work/changes required for this patch to be submitted?


Thanks


On Mon, May 30, 2022 at 3:42 PM Ferruh Yigit <ferruh.yigit@xilinx.com>
wrote:

> On 5/27/2022 6:14 AM, Huzaifa Rahman wrote:
> > [CAUTION: External Email]
> > Hi,
> >
> > The following tests are failing but my patch is not related to anything
> > related to these. Please re-run the tests.
> >
> > Failed Tests:
> >               - mtu_update
> >               - scatter
> >
>
> Hi Huzaifa,
>
> Agree, it looks unrelated, I will trigger the test again, can please
> check in ~10 mins.
>
> >
> > Thanks,
> >
> > Huzaifa
> >
> >
> >
> > On Tue, Mar 22, 2022 at 2:36 PM huzaifa.rahman
> > <huzaifa.rahman@emumba.com <mailto:huzaifa.rahman@emumba.com>> wrote:
> >
> >     Help command is not available for ethtool example. It is needed so
> user
> >     can see all the available commands directly from the command line
> along
> >     with the formats.
> >
> >     Signed-off-by: huzaifa.rahman <huzaifa.rahman@emumba.com
> >     <mailto:huzaifa.rahman@emumba.com>>
> >     ---
> >       doc/guides/sample_app_ug/ethtool.rst  |  1 +
> >       examples/ethtool/ethtool-app/ethapp.c | 38
> +++++++++++++++++++++++++++
> >       examples/ethtool/ethtool-app/ethapp.h |  1 +
> >       3 files changed, 40 insertions(+)
> >
>
> <...>
>

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Re: [PATCH] ethtool: added list command to list all available commands

[Stephen Hemminger]

On Mon, 21 Mar 2022 19:25:47 +0500
"huzaifa.rahman" <huzaifa.rahman@emumba.com> wrote:

> From: Huzaifa696 <huzaifa.rehman696@gmail.com>
> 
> help command is needed so user can see all the available commands directly
> from the command line along with the formats.
> 
> Signed-off-by: Huzaifa696 <huzaifa.rehman696@gmail.com>

Developer Certificate of Origin is intended to a legal assertion.
Therefore you must use your legal name (not alias here).

> ---
>  doc/guides/sample_app_ug/ethtool.rst  |  1 +
>  examples/ethtool/ethtool-app/ethapp.c | 38 +++++++++++++++++++++++++++
>  2 files changed, 39 insertions(+)
> 
> diff --git a/doc/guides/sample_app_ug/ethtool.rst b/doc/guides/sample_app_ug/ethtool.rst
> index 159e9e0639..6e57015170 100644
> --- a/doc/guides/sample_app_ug/ethtool.rst
> +++ b/doc/guides/sample_app_ug/ethtool.rst
> @@ -58,6 +58,7 @@ they do as follows:
>  * ``validate``: Check that given MAC address is valid unicast address
>  * ``vlan``: Add/remove VLAN id
>  * ``quit``: Exit program
> +* ``help``: List all available commands
>  
>  
>  Explanation
> diff --git a/examples/ethtool/ethtool-app/ethapp.c b/examples/ethtool/ethtool-app/ethapp.c
> index 78e86534e8..361e2daf9b 100644
> --- a/examples/ethtool/ethtool-app/ethapp.c
> +++ b/examples/ethtool/ethtool-app/ethapp.c
> @@ -57,6 +57,8 @@ cmdline_parse_token_string_t pcmd_stats_token_cmd =
>  	TOKEN_STRING_INITIALIZER(struct pcmd_get_params, cmd, "stats");
>  cmdline_parse_token_string_t pcmd_drvinfo_token_cmd =
>  	TOKEN_STRING_INITIALIZER(struct pcmd_get_params, cmd, "drvinfo");
> +cmdline_parse_token_string_t pcmd_list_token_cmd =
> +	TOKEN_STRING_INITIALIZER(struct pcmd_get_params, cmd, "help");
>  cmdline_parse_token_string_t pcmd_link_token_cmd =
>  	TOKEN_STRING_INITIALIZER(struct pcmd_get_params, cmd, "link");
>  
> @@ -133,6 +135,11 @@ cmdline_parse_token_string_t pcmd_vlan_token_mode =
>  cmdline_parse_token_num_t pcmd_vlan_token_vid =
>  	TOKEN_NUM_INITIALIZER(struct pcmd_vlan_params, vid, RTE_UINT16);
>  
> +void
> +list_cmd(unsigned int sr, const char *name, const char *format, const char *description)
> +{
> +	printf("%-4d%-17s%-45s%-50s\n", sr, name, format, description);
> +}
>  
>  static void
>  pcmd_quit_callback(__rte_unused void *ptr_params,
> @@ -142,6 +149,30 @@ pcmd_quit_callback(__rte_unused void *ptr_params,
>  	cmdline_quit(ctx);
>  }
>  
> +static void
> +pcmd_list_callback(__rte_unused void *ptr_params,
> +	struct cmdline *ctx,
> +	__rte_unused void *ptr_data)
> +{
> +	printf("%-4s%-17s%-45s%-50s\n\n", "Sr.", "Name", "Format", "Description");
> +	list_cmd(1, "drvinfo", "drvinfo", "Print driver info");
> +	list_cmd(2, "open", "open <port_id>", "Open port");
> +	list_cmd(3, "pause", "pause <port_id> <all|tx|rx|none>", "Get/set port pause state");
> +	list_cmd(4, "stop", "stop <port_id>", "Stop port");
> +	list_cmd(5, "portstats", "portstats <port_id>", "Print port statistics");
> +	list_cmd(6, "link", "link", "Print port link states");
> +	list_cmd(7, "macaddr", "macaddr <port_id> <mac_addr>", "Gets/sets MAC address");
> +	list_cmd(8, "mtu", "mtu <port_id> <mtu_value>", "Set NIC MTU");
> +	list_cmd(9, "regs", "regs <port_id> <filename>", "Dump port register(s) to file");
> +	list_cmd(10, "ringparam", "ringparam <port_id> <tx_param> <rx_param>", "Get/set ring parameters");
> +	list_cmd(11, "rxmode", "rxmode <port_id>", "Toggle port Rx mode");
> +	list_cmd(12, "validate", "validate <mac_addr>", "Check that given MAC address is valid unicast address");
> +	list_cmd(13, "vlan", "vlan <port_id> <add|del> <vlan_id>", "Add/remove VLAN id");
> +	list_cmd(14, "eeprom", "eeprom <port_id> <filename>", "Dump EEPROM to file");
> +	list_cmd(15, "module-eeprom", "module-eeprom <port_id> <filename>", "Dump plugin module EEPROM to file");
> +	list_cmd(16, "quit", "quit", "Exit program");
> +	list_cmd(17, "help", "help", "List all available commands");
> +}


I think with some additional programming effort.
The help command could extract the existing help command strings for this.