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esp32/bt/driver: support static allocation of FreeRTOS queues used by ISR routine

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Support static allocation of FreeRTOS queues used by ISR routine in WiFi/BT/esp_timer/driver etc
This commit is contained in:
Liu Zhi Fu
2018-03-30 11:39:42 +08:00
parent cc2d1fda96
commit ed46976f41
7 changed files with 336 additions and 2 deletions
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12
components/esp32/esp_timer.c
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@@ -13,6 +13,7 @@
// limitations under the License.
#include <sys/param.h>
#include <string.h>
#include "esp_types.h"
#include "esp_attr.h"
#include "esp_err.h"
@@ -82,6 +83,12 @@ static esp_timer_handle_t s_timer_in_callback;
static TaskHandle_t s_timer_task;
// counting semaphore used to notify the timer task from ISR
static SemaphoreHandle_t s_timer_semaphore;
#if CONFIG_SPIRAM_USE_MALLOC
// memory for s_timer_semaphore
static StaticQueue_t s_timer_semaphore_memory;
#endif
// lock protecting s_timers, s_inactive_timers, s_timer_in_callback
static portMUX_TYPE s_timer_lock = portMUX_INITIALIZER_UNLOCKED;
@@ -329,7 +336,12 @@ esp_err_t esp_timer_init(void)
return ESP_ERR_INVALID_STATE;
}
#if CONFIG_SPIRAM_USE_MALLOC
memset(&s_timer_semaphore_memory, 0, sizeof(StaticQueue_t));
s_timer_semaphore = xSemaphoreCreateCountingStatic(TIMER_EVENT_QUEUE_SIZE, 0, &s_timer_semaphore_memory);
#else
s_timer_semaphore = xSemaphoreCreateCounting(TIMER_EVENT_QUEUE_SIZE, 0);
#endif
if (!s_timer_semaphore) {
return ESP_ERR_NO_MEM;
}