from etb.c:406
static const struct command_registration etb_config_command_handlers[] = {
{
.name = "config",
.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,
.mode = COMMAND_EXEC,
.help = "Set percent of trace buffer to be filled "
"after the trigger occurs (2..100).",
.usage = "[percent]",
},
COMMAND_REGISTRATION_DONE
};