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target_request: add target_got_message() that can be used to improve DCC performance

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API change to allow implementing a back-off algorithm for
polling hardware.

Change-Id: I6cbe8b4534c8dfeb8442305171ea96b5481c1f17
Signed-off-by: Øyvind Harboe <oyvind.harboe@zylin.com>
Reviewed-on: http://openocd.zylin.com/26
Reviewed-by: Øyvind Harboe <oyvindharboe@gmail.com>
Tested-by: Øyvind Harboe <oyvindharboe@gmail.com>
This commit is contained in:
Øyvind Harboe
2011-10-14 14:55:17 +02:00
committed by Øyvind Harboe
parent ea295bd694
commit 80c20a186b
2 changed files with 19 additions and 0 deletions
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7
src/target/target_request.h
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@@ -47,5 +47,12 @@ int target_request(struct target *target, uint32_t request);
int delete_debug_msg_receiver(struct command_context *cmd_ctx,
struct target *target);
int target_request_register_commands(struct command_context *cmd_ctx);
/**
* Read and clear the flag as to whether we got a message.
*
* This is used to implement the back-off algorithm on
* sleeping in idle mode.
*/
bool target_got_message(void);
#endif /* TARGET_REQUEST_H */