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authorAndreas Fritiofson <andreas.fritiofson@gmail.com>2015-04-16 13:08:14 +0200
committerPaul Fertser <fercerpav@gmail.com>2015-04-16 20:23:46 +0100
commit9dfb58e802787b1dcee756cdf963a7a2ac808eca (patch)
tree35e9ec89c51c0c2c03f8f46c802ee3be349bfd1c /src
parent6b2887e16acefada94a496ef786882d04b9b89a2 (diff)
rtos: add instructions and helper code to make FreeRTOS work again
Run-time tested with FreeRTOS V8.1.2 (current version). For the time being I propose this way of dealing with RTOSes that do not export necessary information on their own. I also suggest implementing a similar scheme for ChibiOS, exporting the necessary struct fields' offsets via an OpenOCD-specific helper. Change-Id: Iacf8b88004d62206215fe80011fd7592438446a3 Signed-off-by: Paul Fertser <fercerpav@gmail.com> Signed-off-by: Andreas Fritiofson <andreas.fritiofson@gmail.com> Reviewed-on: http://openocd.zylin.com/2347 Tested-by: jenkins
Diffstat (limited to 'src')
-rw-r--r--src/rtos/FreeRTOS.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/src/rtos/FreeRTOS.c b/src/rtos/FreeRTOS.c
index e13cc461..1ce68072 100644
--- a/src/rtos/FreeRTOS.c
+++ b/src/rtos/FreeRTOS.c
@@ -135,7 +135,7 @@ static const struct symbols FreeRTOS_symbol_list[] = {
{ "xTasksWaitingTermination", true }, /* Only if INCLUDE_vTaskDelete */
{ "xSuspendedTaskList", true }, /* Only if INCLUDE_vTaskSuspend */
{ "uxCurrentNumberOfTasks", false },
- { "uxTopUsedPriority", false },
+ { "uxTopUsedPriority", true }, /* Unavailable since v7.5.3 */
{ NULL, false }
};
@@ -231,6 +231,10 @@ static int FreeRTOS_update_threads(struct rtos *rtos)
}
/* Find out how many lists are needed to be read from pxReadyTasksLists, */
+ if (rtos->symbols[FreeRTOS_VAL_uxTopUsedPriority].address == 0) {
+ LOG_ERROR("FreeRTOS: uxTopUsedPriority is not defined, consult the OpenOCD manual for a work-around");
+ return ERROR_FAIL;
+ }
int64_t max_used_priority = 0;
retval = target_read_buffer(rtos->target,
rtos->symbols[FreeRTOS_VAL_uxTopUsedPriority].address,