e4f63819a1
1. remove GKI(not use osi_free_and_reset) 2. modify mutex/semaphore to individual directory 3. set osi_malloc as malloc(previously use calloc) 4. change osi allocator debug osi_free 5. fix rebase of remove GKI
99 lines
2.2 KiB
C
99 lines
2.2 KiB
C
/******************************************************************************
|
|
*
|
|
* Copyright (C) 2015 Google, Inc.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at:
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*
|
|
******************************************************************************/
|
|
|
|
#include "mutex.h"
|
|
|
|
|
|
/* static section */
|
|
static osi_mutex_t gl_mutex; /* Recursive Type */
|
|
|
|
|
|
/** Create a new mutex
|
|
* @param mutex pointer to the mutex to create
|
|
* @return a new mutex */
|
|
int osi_mutex_new(osi_mutex_t *mutex)
|
|
{
|
|
int xReturn = -1;
|
|
|
|
*mutex = xSemaphoreCreateMutex();
|
|
|
|
if (*mutex != NULL) {
|
|
xReturn = 0;
|
|
}
|
|
|
|
return xReturn;
|
|
}
|
|
|
|
/** Lock a mutex
|
|
* @param mutex the mutex to lock */
|
|
int osi_mutex_lock(osi_mutex_t *mutex, uint32_t timeout)
|
|
{
|
|
int ret = 0;
|
|
|
|
if (timeout == OSI_MUTEX_MAX_TIMEOUT) {
|
|
if (xSemaphoreTake(*mutex, portMAX_DELAY) != pdTRUE) {
|
|
ret = -1;
|
|
}
|
|
} else {
|
|
if (xSemaphoreTake(*mutex, timeout / portTICK_PERIOD_MS) != pdTRUE) {
|
|
ret = -2;
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
/** Unlock a mutex
|
|
* @param mutex the mutex to unlock */
|
|
void osi_mutex_unlock(osi_mutex_t *mutex)
|
|
{
|
|
xSemaphoreGive(*mutex);
|
|
}
|
|
|
|
/** Delete a semaphore
|
|
* @param mutex the mutex to delete */
|
|
void osi_mutex_free(osi_mutex_t *mutex)
|
|
{
|
|
vSemaphoreDelete(*mutex);
|
|
*mutex = NULL;
|
|
}
|
|
|
|
int osi_mutex_global_init(void)
|
|
{
|
|
gl_mutex = xSemaphoreCreateRecursiveMutex();
|
|
if (gl_mutex == NULL) {
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
void osi_mutex_global_deinit(void)
|
|
{
|
|
vSemaphoreDelete(gl_mutex);
|
|
}
|
|
|
|
void osi_mutex_global_lock(void)
|
|
{
|
|
xSemaphoreTakeRecursive(gl_mutex, portMAX_DELAY);
|
|
}
|
|
|
|
void osi_mutex_global_unlock(void)
|
|
{
|
|
xSemaphoreGiveRecursive(gl_mutex);
|
|
}
|