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Magnus Lundin Thc cortex_m3_poll function does not identify that a target is running unless we transition from RESET. 

This patch correctly identifies a running target.

Patch made a tad more palatable by David Brownell <david-b@pacbell.net>


git-svn-id: svn://svn.berlios.de/openocd/trunk@2510 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
oharboe 2009-07-12 19:29:08 +00:00
parent 14ed84fdbe
commit 5198968116
1 changed files with 12 additions and 9 deletions
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21
src/target/cortex_m3.c
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@ -512,16 +512,19 @@ int cortex_m3_poll(target_t *target)
}
}
/*
if (cortex_m3->dcb_dhcsr & S_SLEEP)
target->state = TARGET_SLEEP;
*/
/* REVISIT when S_SLEEP is set, it's in a Sleep or DeepSleep state.
* How best to model low power modes?
*/
#if 0
/* Read Debug Fault Status Register, added to figure out the lockup when running flashtest.script */
mem_ap_read_atomic_u32(swjdp, NVIC_DFSR, &cortex_m3->nvic_dfsr);
LOG_DEBUG("dcb_dhcsr 0x%x, nvic_dfsr 0x%x, target->state: %s", cortex_m3->dcb_dhcsr, cortex_m3->nvic_dfsr, target_state_name(target));
#endif
if (target->state == TARGET_UNKNOWN)
{
/* check if processor is retiring instructions */
if (cortex_m3->dcb_dhcsr & S_RETIRE_ST)
{
target->state = TARGET_RUNNING;
return ERROR_OK;
}
}
return ERROR_OK;
}