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pru: Support config_reset command to manually reset mcu

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Add support for resetting the MCU via a software only mechanism.  This
is useful on the PRU.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2017-09-03 22:02:48 -04:00
parent 7b7f57e01c
commit 7083a33ecd
6 changed files with 52 additions and 12 deletions
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19
src/basecmd.c
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@ -215,6 +215,25 @@ command_finalize_config(uint32_t *args)
}
DECL_COMMAND(command_finalize_config, "finalize_config crc=%u");
// Attempt a full manual reset of the config
void
config_reset(uint32_t *args)
{
if (! sched_is_shutdown())
shutdown("config_reset only available when shutdown");
irq_disable();
config_crc = 0;
oid_count = 0;
oids = NULL;
move_free_list = NULL;
move_list = NULL;
move_count = move_item_size = 0;
alloc_init();
sched_timer_reset();
sched_clear_shutdown();
irq_enable();
}
/****************************************************************
* Timing and load stats