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cortex_m3: allow scripts to override reset 

If a handler for the reset-assert event it present, skip the usual reset
handling.  This is needed, for example, for board-level resets.

Signed-off-by: Aaron Carroll <aaronc@cse.unsw.edu.au>
This commit is contained in:
Aaron Carroll 2011-02-02 18:16:25 +11:00 committed by Øyvind Harboe
parent 859ccccd80
commit efcea8306a
1 changed files with 10 additions and 0 deletions
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10
src/target/cortex_m3.c
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@ -927,6 +927,16 @@ static int cortex_m3_assert_reset(struct target *target)
enum reset_types jtag_reset_config = jtag_get_reset_config();
if (target_has_event_action(target, TARGET_EVENT_RESET_ASSERT)) {
/* allow scripts to override the reset event */
target_handle_event(target, TARGET_EVENT_RESET_ASSERT);
register_cache_invalidate(cortex_m3->armv7m.core_cache);
target->state = TARGET_RESET;
return ERROR_OK;
}
/* Enable debug requests */
int retval;
retval = mem_ap_read_atomic_u32(swjdp, DCB_DHCSR, &cortex_m3->dcb_dhcsr);