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feat(cmsis): support max_count for osSemaphoreNew 

Signed-off-by: Caoruihong <crh.cao@huawei.com>
Change-Id: Iacb6cb7771ae32ea1ca645c72fda241e8e85d422
This commit is contained in:
Caoruihong 2021-08-10 23:10:30 +08:00
parent 11bca47b6e
commit d478152762
1 changed files with 8 additions and 5 deletions
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13
kal/cmsis/cmsis_liteos2.c
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@ -1087,8 +1087,9 @@ osStatus_t osMutexDelete(osMutexId_t mutex_id)
osSemaphoreId_t osSemaphoreNew(uint32_t max_count, uint32_t initial_count, const osSemaphoreAttr_t *attr) osSemaphoreId_t osSemaphoreNew(uint32_t max_count, uint32_t initial_count, const osSemaphoreAttr_t *attr)
{ {
UINT32 uwRet; UINT32 uwRet = LOS_NOK;
UINT32 uwSemId; UINT32 uwSemId;
UINT32 intSave;
UNUSED(attr); UNUSED(attr);
@ -1096,14 +1097,16 @@ osSemaphoreId_t osSemaphoreNew(uint32_t max_count, uint32_t initial_count, const
return (osSemaphoreId_t)NULL; return (osSemaphoreId_t)NULL;
} }
if (1 == max_count) { if (max_count > 0 && max_count <= OS_SEM_COUNTING_MAX_COUNT) {
uwRet = LOS_BinarySemCreate((UINT16)initial_count, &uwSemId);
} else {
uwRet = LOS_SemCreate((UINT16)initial_count, &uwSemId); uwRet = LOS_SemCreate((UINT16)initial_count, &uwSemId);
} }
if (uwRet == LOS_OK) { if (uwRet == LOS_OK) {
return (osSemaphoreId_t)(GET_SEM(uwSemId)); osSemaphoreId_t semaphore_id = (osSemaphoreId_t)(GET_SEM(uwSemId));
intSave = LOS_IntLock();
((LosSemCB *)semaphore_id)->maxSemCount = max_count;
LOS_IntRestore(intSave);
return semaphore_id;
} else { } else {
return (osSemaphoreId_t)NULL; return (osSemaphoreId_t)NULL;
} }