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resume is now asynchronous 

git-svn-id: svn://svn.berlios.de/openocd/trunk@828 b42882b7-edfa-0310-969c-e2dbd0fdcd60
__archive__
oharboe 2008-07-18 11:18:35 +00:00
parent 0470a9652b
commit 722fcb8d61
1 changed files with 4 additions and 18 deletions
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22
src/target/target.c
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@ -266,9 +266,6 @@ int target_halt(struct target_s *target)
int target_resume(struct target_s *target, int current, u32 address, int handle_breakpoints, int debug_execution) int target_resume(struct target_s *target, int current, u32 address, int handle_breakpoints, int debug_execution)
{ {
int retval; int retval;
int timeout_ms = 5000;
enum target_state resume_state = debug_execution ? TARGET_DEBUG_RUNNING : TARGET_RUNNING;
/* We can't poll until after examine */ /* We can't poll until after examine */
if (!target->type->examined) if (!target->type->examined)
@ -277,24 +274,13 @@ int target_resume(struct target_s *target, int current, u32 address, int handle_
return ERROR_FAIL; return ERROR_FAIL;
} }
/* note that resume *must* be asynchronous. The CPU can halt before we poll. The CPU can
* even halt at the current PC as a result of a software breakpoint being inserted by (a bug?)
* the application.
*/
if ((retval = target->type->resume(target, current, address, handle_breakpoints, debug_execution)) != ERROR_OK) if ((retval = target->type->resume(target, current, address, handle_breakpoints, debug_execution)) != ERROR_OK)
return retval; return retval;
/* wait for target to exit halted mode */
target_poll(target);
while (target->state != resume_state)
{
target_call_timer_callbacks();
usleep(10000);
target_poll(target);
if ((timeout_ms -= 10) <= 0)
{
LOG_ERROR("timeout waiting for target resume");
return ERROR_TARGET_TIMEOUT;
}
}
return retval; return retval;
} }