From e19fe9ad09e28df1976257052afe6edf765aa778 Mon Sep 17 00:00:00 2001 From: David Brownell Date: Thu, 7 Jan 2010 15:22:41 -0800 Subject: ARM ETM/ETB/trace: help/usage updates Provide helptext which was sometimes missing; update some of it to be more accurate. Usage syntax messages have the same EBNF as the User's Guide; no angle brackets in either place. Don't use "&function"; functions are like arrays, their address is their name. Shrink some overlong lines, remove some empties. Signed-off-by: David Brownell --- src/target/etb.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) (limited to 'src/target/etb.c') diff --git a/src/target/etb.c b/src/target/etb.c index fb2dd609..18258f6a 100644 --- a/src/target/etb.c +++ b/src/target/etb.c @@ -447,17 +447,21 @@ COMMAND_HANDLER(handle_etb_trigger_percent_command) static const struct command_registration etb_config_command_handlers[] = { { + /* NOTE: with ADIv5, ETBs are accessed using DAP operations, + * possibly over SWD, not through separate TAPs... + */ .name = "config", - .handler = &handle_etb_config_command, + .handler = handle_etb_config_command, .mode = COMMAND_CONFIG, + .help = "Associate ETB with target and JTAG TAP.", .usage = "target tap", }, { .name = "trigger_percent", - .handler = &handle_etb_trigger_percent_command, + .handler = handle_etb_trigger_percent_command, .mode = COMMAND_EXEC, - .help = "percent of trace buffer to be filled " - "after the trigger occurs", + .help = "Set percent of trace buffer to be filled " + "after the trigger occurs (2..100).", .usage = "[percent]", }, COMMAND_REGISTRATION_DONE -- cgit v1.2.3