mirror of
https://github.com/DarkFlippers/unleashed-firmware.git
synced 2024-11-23 10:01:58 +03:00
e3c7201a20
* Furi: rename and move core * Furi: drop CMSIS_OS header and unused api, partially refactor and cleanup the rest * Furi: CMSIS_OS drop and refactoring. * Furi: refactoring, remove cmsis legacy * Furi: fix incorrect assert on queue deallocation, cleanup timer * Furi: improve delay api, get rid of floats * hal: dropped furi_hal_crc * Furi: move DWT based delay to cortex HAL * Furi: update core documentation Co-authored-by: hedger <hedger@nanode.su>
123 lines
3.1 KiB
C
123 lines
3.1 KiB
C
#include "mutex.h"
|
|
#include "check.h"
|
|
#include "common_defines.h"
|
|
|
|
#include <semphr.h>
|
|
|
|
FuriMutex* furi_mutex_alloc(FuriMutexType type) {
|
|
furi_assert(!FURI_IS_IRQ_MODE());
|
|
|
|
SemaphoreHandle_t hMutex = NULL;
|
|
|
|
if(type == FuriMutexTypeNormal) {
|
|
hMutex = xSemaphoreCreateMutex();
|
|
} else if(type == FuriMutexTypeRecursive) {
|
|
hMutex = xSemaphoreCreateRecursiveMutex();
|
|
} else {
|
|
furi_crash("Programming error");
|
|
}
|
|
|
|
furi_check(hMutex != NULL);
|
|
|
|
if(type == FuriMutexTypeRecursive) {
|
|
/* Set LSB as 'recursive mutex flag' */
|
|
hMutex = (SemaphoreHandle_t)((uint32_t)hMutex | 1U);
|
|
}
|
|
|
|
/* Return mutex ID */
|
|
return ((FuriMutex*)hMutex);
|
|
}
|
|
|
|
void furi_mutex_free(FuriMutex* instance) {
|
|
furi_assert(!FURI_IS_IRQ_MODE());
|
|
vSemaphoreDelete((SemaphoreHandle_t)((uint32_t)instance & ~1U));
|
|
}
|
|
|
|
FuriStatus furi_mutex_acquire(FuriMutex* instance, uint32_t timeout) {
|
|
SemaphoreHandle_t hMutex;
|
|
FuriStatus stat;
|
|
uint32_t rmtx;
|
|
|
|
hMutex = (SemaphoreHandle_t)((uint32_t)instance & ~1U);
|
|
|
|
/* Extract recursive mutex flag */
|
|
rmtx = (uint32_t)instance & 1U;
|
|
|
|
stat = FuriStatusOk;
|
|
|
|
if(FURI_IS_IRQ_MODE() != 0U) {
|
|
stat = FuriStatusErrorISR;
|
|
} else if(hMutex == NULL) {
|
|
stat = FuriStatusErrorParameter;
|
|
} else {
|
|
if(rmtx != 0U) {
|
|
if(xSemaphoreTakeRecursive(hMutex, timeout) != pdPASS) {
|
|
if(timeout != 0U) {
|
|
stat = FuriStatusErrorTimeout;
|
|
} else {
|
|
stat = FuriStatusErrorResource;
|
|
}
|
|
}
|
|
} else {
|
|
if(xSemaphoreTake(hMutex, timeout) != pdPASS) {
|
|
if(timeout != 0U) {
|
|
stat = FuriStatusErrorTimeout;
|
|
} else {
|
|
stat = FuriStatusErrorResource;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Return execution status */
|
|
return (stat);
|
|
}
|
|
|
|
FuriStatus furi_mutex_release(FuriMutex* instance) {
|
|
SemaphoreHandle_t hMutex;
|
|
FuriStatus stat;
|
|
uint32_t rmtx;
|
|
|
|
hMutex = (SemaphoreHandle_t)((uint32_t)instance & ~1U);
|
|
|
|
/* Extract recursive mutex flag */
|
|
rmtx = (uint32_t)instance & 1U;
|
|
|
|
stat = FuriStatusOk;
|
|
|
|
if(FURI_IS_IRQ_MODE() != 0U) {
|
|
stat = FuriStatusErrorISR;
|
|
} else if(hMutex == NULL) {
|
|
stat = FuriStatusErrorParameter;
|
|
} else {
|
|
if(rmtx != 0U) {
|
|
if(xSemaphoreGiveRecursive(hMutex) != pdPASS) {
|
|
stat = FuriStatusErrorResource;
|
|
}
|
|
} else {
|
|
if(xSemaphoreGive(hMutex) != pdPASS) {
|
|
stat = FuriStatusErrorResource;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Return execution status */
|
|
return (stat);
|
|
}
|
|
|
|
FuriThreadId furi_mutex_get_owner(FuriMutex* instance) {
|
|
SemaphoreHandle_t hMutex;
|
|
FuriThreadId owner;
|
|
|
|
hMutex = (SemaphoreHandle_t)((uint32_t)instance & ~1U);
|
|
|
|
if((FURI_IS_IRQ_MODE() != 0U) || (hMutex == NULL)) {
|
|
owner = 0;
|
|
} else {
|
|
owner = (FuriThreadId)xSemaphoreGetMutexHolder(hMutex);
|
|
}
|
|
|
|
/* Return owner thread ID */
|
|
return (owner);
|
|
}
|