mirror of
https://github.com/espressif/esp-idf.git
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83c686c744
- vTaskPreemptionDisable()/vTaskPreemptionEnable() are no longer available in single-core builds. - xTaskIncrementTick() calls must now be wrapped by critical section - Minimal Idle Task renamed to Passive Idle Task - Port critical section APIs updated
102 lines
3.9 KiB
C
102 lines
3.9 KiB
C
/*
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* SPDX-FileCopyrightText: 2021-2024 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <string.h>
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#include "FreeRTOS.h"
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#include "task.h"
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#include "esp_system.h"
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#include "esp_memory_utils.h"
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#include "sdkconfig.h"
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/* ----------------------------------------- Port Implementations (Common) --------------------------------------------
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* - Common FreeRTOS port function implementations
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* - These functions are common to all FreeRTOS ports (i.e., on all architectures and all FreeRTOS implementations).
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* ------------------------------------------------------------------------------------------------------------------ */
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// ------------- FreeRTOS Static Allocation ----------------
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/*
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These function are required by FreeRTOS when configSUPPORT_STATIC_ALLOCATION is
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enabled and is used by FreeRTOS to obtain memory for its IDLE/Timer tasks.
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We simply allocate the IDLE/Timer tasks memory from the FreeRTOS heap.
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*/
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#if ( configSUPPORT_STATIC_ALLOCATION == 1 )
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void vApplicationGetIdleTaskMemory(StaticTask_t **ppxIdleTaskTCBBuffer,
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StackType_t **ppxIdleTaskStackBuffer,
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uint32_t *pulIdleTaskStackSize)
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{
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StaticTask_t *pxTCBBufferTemp;
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StackType_t *pxStackBufferTemp;
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/* Allocate TCB and stack buffer from the FreeRTOS heap
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*
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* If the stack grows down then allocate the stack then the TCB so the stack
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* does not grow into the TCB. Likewise if the stack grows up then allocate
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* the TCB then the stack. */
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#if (portSTACK_GROWTH > 0)
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{
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pxTCBBufferTemp = pvPortMalloc(sizeof(StaticTask_t));
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pxStackBufferTemp = pvPortMalloc(configMINIMAL_STACK_SIZE);
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}
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#else /* portSTACK_GROWTH */
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{
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pxStackBufferTemp = pvPortMalloc(configMINIMAL_STACK_SIZE);
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pxTCBBufferTemp = pvPortMalloc(sizeof(StaticTask_t));
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}
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#endif /* portSTACK_GROWTH */
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assert(pxTCBBufferTemp != NULL);
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assert(pxStackBufferTemp != NULL);
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//Write back pointers
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*ppxIdleTaskTCBBuffer = pxTCBBufferTemp;
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*ppxIdleTaskStackBuffer = pxStackBufferTemp;
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*pulIdleTaskStackSize = configMINIMAL_STACK_SIZE;
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}
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#if ( ( CONFIG_FREERTOS_SMP ) && ( configNUMBER_OF_CORES > 1 ) )
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void vApplicationGetPassiveIdleTaskMemory(StaticTask_t ** ppxIdleTaskTCBBuffer,
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StackType_t ** ppxIdleTaskStackBuffer,
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uint32_t * pulIdleTaskStackSize,
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BaseType_t xPassiveIdleTaskIndex)
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{
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vApplicationGetIdleTaskMemory(ppxIdleTaskTCBBuffer, ppxIdleTaskStackBuffer, pulIdleTaskStackSize);
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}
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#endif /* ( ( CONFIG_FREERTOS_SMP ) && ( configNUMBER_OF_CORES > 1 ) ) */
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void vApplicationGetTimerTaskMemory(StaticTask_t **ppxTimerTaskTCBBuffer,
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StackType_t **ppxTimerTaskStackBuffer,
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uint32_t *pulTimerTaskStackSize)
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{
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StaticTask_t *pxTCBBufferTemp;
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StackType_t *pxStackBufferTemp;
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/* Allocate TCB and stack buffer from the FreeRTOS heap
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*
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* If the stack grows down then allocate the stack then the TCB so the stack
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* does not grow into the TCB. Likewise if the stack grows up then allocate
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* the TCB then the stack. */
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#if (portSTACK_GROWTH > 0)
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{
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pxTCBBufferTemp = pvPortMalloc(sizeof(StaticTask_t));
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pxStackBufferTemp = pvPortMalloc(configTIMER_TASK_STACK_DEPTH);
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}
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#else /* portSTACK_GROWTH */
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{
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pxStackBufferTemp = pvPortMalloc(configTIMER_TASK_STACK_DEPTH);
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pxTCBBufferTemp = pvPortMalloc(sizeof(StaticTask_t));
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}
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#endif /* portSTACK_GROWTH */
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assert(pxTCBBufferTemp != NULL);
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assert(pxStackBufferTemp != NULL);
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//Write back pointers
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*ppxTimerTaskTCBBuffer = pxTCBBufferTemp;
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*ppxTimerTaskStackBuffer = pxStackBufferTemp;
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*pulTimerTaskStackSize = configTIMER_TASK_STACK_DEPTH;
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}
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#endif // configSUPPORT_STATIC_ALLOCATION == 1
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