cmd: add missing usage vars

we should have caught them all - hopefully.

Change-Id: I35435317fccaf5ad0216244d69f76db6857bb582
Signed-off-by: Spencer Oliver <spen@spen-soft.co.uk>
Reviewed-on: http://openocd.zylin.com/381
Tested-by: jenkins
Reviewed-by: Øyvind Harboe <oyvindharboe@gmail.com>

src/flash/mflash.c

@@ -1386,6 +1386,7 @@ static const struct command_registration mflash_config_command_handlers[] = {
 		.mode = COMMAND_CONFIG,
 		.handler = handle_mflash_init_command,
 		.help = "initialize mflash devices",
+		.usage = ""
 	},
 	COMMAND_REGISTRATION_DONE
 };
@@ -1394,6 +1395,7 @@ static const struct command_registration mflash_command_handler[] = {
 		.name = "mflash",
 		.mode = COMMAND_ANY,
 		.help = "mflash command group",
+		.usage = "",
 		.chain = mflash_config_command_handlers,
 	},
 	COMMAND_REGISTRATION_DONE

src/flash/nand/at91sam9.c

@@ -716,6 +716,7 @@ static const struct command_registration at91sam9_command_handler[] = {
 		.name = "at91sam9",
 		.mode = COMMAND_ANY,
 		.help = "AT91SAM9 NAND flash controller commands",
+		.usage = "",
 		.chain = at91sam9_sub_command_handlers,
 	},
 	COMMAND_REGISTRATION_DONE

src/flash/nand/lpc3180.c

@@ -1338,6 +1338,7 @@ static const struct command_registration lpc3180_command_handler[] = {
 		.name = "lpc3180",
 		.mode = COMMAND_ANY,
 		.help = "LPC3180 NAND flash controller commands",
+		.usage = "",
 		.chain = lpc3180_exec_command_handlers,
 	},
 	COMMAND_REGISTRATION_DONE

src/flash/nand/lpc32xx.c

@@ -1806,6 +1806,7 @@ static const struct command_registration lpc32xx_command_handler[] = {
 		.name = "lpc32xx",
 		.mode = COMMAND_ANY,
 		.help = "LPC32xx NAND flash controller commands",
+		.usage = "",
 		.chain = lpc32xx_exec_command_handlers,
 	},
 	COMMAND_REGISTRATION_DONE

src/flash/nand/tcl.c

@@ -629,12 +629,14 @@ static const struct command_registration nand_config_command_handlers[] = {
 		.handler = &handle_nand_list_drivers,
 		.mode = COMMAND_ANY,
 		.help = "lists available NAND drivers",
+		.usage = ""
 	},
 	{
 		.name = "init",
 		.mode = COMMAND_CONFIG,
 		.handler = &handle_nand_init_command,
 		.help = "initialize NAND devices",
+		.usage = ""
 	},
 	COMMAND_REGISTRATION_DONE
 };
@@ -643,6 +645,7 @@ static const struct command_registration nand_command_handlers[] = {
 		.name = "nand",
 		.mode = COMMAND_ANY,
 		.help = "NAND flash command group",
+		.usage = "",
 		.chain = nand_config_command_handlers,
 	},
 	COMMAND_REGISTRATION_DONE

src/jtag/tcl.c

@@ -863,6 +863,7 @@ static const struct command_registration jtag_subcommand_handlers[] = {
 		.mode = COMMAND_ANY,
 		.handler = handle_jtag_init_command,
 		.help = "initialize jtag scan chain",
+		.usage = ""
 	},
 	{
 		.name = "arp_init",
@@ -1356,6 +1357,7 @@ static const struct command_registration jtag_command_handlers[] = {
 		.handler = handle_scan_chain_command,
 		.mode = COMMAND_ANY,
 		.help = "print current scan chain configuration",
+		.usage = ""
 	},
 	{
 		.name = "jtag_reset",
@@ -1420,6 +1422,7 @@ static const struct command_registration jtag_command_handlers[] = {
 		.name = "jtag",
 		.mode = COMMAND_ANY,
 		.help = "perform jtag tap actions",
+		.usage = "",
 
 		.chain = jtag_subcommand_handlers,
 	},

src/pld/pld.c

@@ -244,6 +244,7 @@ static const struct command_registration pld_config_command_handlers[] = {
 		.mode = COMMAND_CONFIG,
 		.handler = handle_pld_init_command,
 		.help = "initialize PLD devices",
+		.usage = ""
 	},
 	COMMAND_REGISTRATION_DONE
 };
@@ -252,6 +253,7 @@ static const struct command_registration pld_command_handler[] = {
 		.name = "pld",
 		.mode = COMMAND_ANY,
 		.help = "programmable logic device commands",
+		.usage = "",
 		.chain = pld_config_command_handlers,
 	},
 	COMMAND_REGISTRATION_DONE

src/pld/virtex2.c

@@ -238,6 +238,7 @@ static const struct command_registration virtex2_command_handler[] = {
 		.name = "virtex2",
 		.mode = COMMAND_ANY,
 		.help = "Virtex-II specific commands",
+		.usage = "",
 		.chain = virtex2_exec_command_handlers,
 	},
 	COMMAND_REGISTRATION_DONE

src/server/gdb_server.c

@@ -2603,6 +2603,7 @@ static const struct command_registration gdb_command_handlers[] = {
 		.help = "next stepi will return immediately allowing "
 			"GDB to fetch register state without affecting "
 			"target state",
+		.usage = ""
 	},
 	{
 		.name = "gdb_port",

src/server/server.c

@@ -625,6 +625,7 @@ static const struct command_registration server_command_handlers[] = {
 		.name = "shutdown",
 		.handler = &handle_shutdown_command,
 		.mode = COMMAND_ANY,
+		.usage = "",
 		.help = "shut the server down",
 	},
 	COMMAND_REGISTRATION_DONE

src/server/telnet_server.c

@@ -611,6 +611,7 @@ static const struct command_registration telnet_command_handlers[] = {
 		.name = "exit",
 		.handler = handle_exit_command,
 		.mode = COMMAND_EXEC,
+		.usage = "",
 		.help = "exit telnet session",
 	},
 	{

src/target/arm11.c

@@ -1355,6 +1355,7 @@ static const struct command_registration arm11_any_command_handlers[] = {
 		.name = "memwrite",
 		.mode = COMMAND_ANY,
 		.help = "memwrite command group",
+		.usage = "",
 		.chain = arm11_mw_command_handlers,
 	},
 	{
@@ -1386,6 +1387,7 @@ static const struct command_registration arm11_command_handlers[] = {
 		.name = "arm11",
 		.mode = COMMAND_ANY,
 		.help = "ARM11 command group",
+		.usage = "",
 		.chain = arm11_any_command_handlers,
 	},
 	COMMAND_REGISTRATION_DONE

src/target/arm720t.c

@@ -570,6 +570,7 @@ static const struct command_registration arm720t_command_handlers[] = {
 		.name = "arm720t",
 		.mode = COMMAND_ANY,
 		.help = "arm720t command group",
+		.usage = "",
 		.chain = arm720t_exec_command_handlers,
 	},
 	COMMAND_REGISTRATION_DONE

src/target/arm7_9_common.c

@@ -2999,6 +2999,7 @@ const struct command_registration arm7_9_command_handlers[] = {
 		.name = "arm7_9",
 		.mode = COMMAND_ANY,
 		.help = "arm7/9 specific commands",
+		.usage = "",
 		.chain = arm7_9_any_command_handlers,
 	},
 	COMMAND_REGISTRATION_DONE

src/target/arm920t.c

@@ -1724,6 +1724,7 @@ static const struct command_registration arm920t_exec_command_handlers[] = {
 		.name = "cache_info",
 		.handler = arm920t_handle_cache_info_command,
 		.mode = COMMAND_EXEC,
+		.usage = "",
 		.help = "display information about target caches",
 	},
 	{
@@ -1750,6 +1751,7 @@ const struct command_registration arm920t_command_handlers[] = {
 		.name = "arm920t",
 		.mode = COMMAND_ANY,
 		.help = "arm920t command group",
+		.usage = "",
 		.chain = arm920t_exec_command_handlers,
 	},
 	COMMAND_REGISTRATION_DONE

src/target/arm926ejs.c

@@ -801,6 +801,7 @@ static const struct command_registration arm926ejs_exec_command_handlers[] = {
 		.name = "cache_info",
 		.handler = arm926ejs_handle_cache_info_command,
 		.mode = COMMAND_EXEC,
+		.usage = "",
 		.help = "display information about target caches",
 
 	},
@@ -814,6 +815,7 @@ const struct command_registration arm926ejs_command_handlers[] = {
 		.name = "arm926ejs",
 		.mode = COMMAND_ANY,
 		.help = "arm926ejs command group",
+		.usage = "",
 		.chain = arm926ejs_exec_command_handlers,
 	},
 	COMMAND_REGISTRATION_DONE

src/target/arm946e.c

@@ -657,6 +657,7 @@ const struct command_registration arm946e_command_handlers[] = {
 		.name = "arm946e",
 		.mode = COMMAND_ANY,
 		.help = "arm946e command group",
+		.usage = "",
 		.chain = arm946e_exec_command_handlers,
 	},
 	COMMAND_REGISTRATION_DONE

src/target/arm966e.c

@@ -247,6 +247,7 @@ const struct command_registration arm966e_command_handlers[] = {
 		.name = "arm966e",
 		.mode = COMMAND_ANY,
 		.help = "arm966e command group",
+		.usage = "",
 		.chain = arm966e_exec_command_handlers,
 	},
 	COMMAND_REGISTRATION_DONE

src/target/arm9tdmi.c

@@ -927,6 +927,7 @@ const struct command_registration arm9tdmi_command_handlers[] = {
 		.name = "arm9",
 		.mode = COMMAND_ANY,
 		.help = "arm9 command group",
+		.usage = "",
 		.chain = arm9tdmi_exec_command_handlers,
 	},
 	COMMAND_REGISTRATION_DONE

src/target/arm_adi_v5.c

@@ -1975,6 +1975,7 @@ const struct command_registration dap_command_handlers[] = {
 		.name = "dap",
 		.mode = COMMAND_EXEC,
 		.help = "DAP command group",
+		.usage = "",
 		.chain = dap_commands,
 	},
 	COMMAND_REGISTRATION_DONE