mirror of
https://github.com/espressif/esp-idf.git
synced 2024-10-05 20:47:46 -04:00
223 lines
7.3 KiB
C
223 lines
7.3 KiB
C
/*
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* SPDX-FileCopyrightText: 2021-2022 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 "portmacro.h"
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#include "esp_private/esp_int_wdt.h"
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#include "esp_system.h"
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#include "esp_heap_caps_init.h"
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#include "esp_task_wdt.h"
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#include "esp_task.h"
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#include "esp_private/crosscore_int.h"
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#include "esp_private/startup_internal.h" /* Required by g_spiram_ok. [refactor-todo] for g_spiram_ok */
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#include "esp_log.h"
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#include "esp_memory_utils.h"
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#include "esp_freertos_hooks.h"
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#include "sdkconfig.h"
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#if CONFIG_IDF_TARGET_ESP32
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#include "esp32/spiram.h"
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#elif CONFIG_IDF_TARGET_ESP32S2
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#include "esp32s2/spiram.h"
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#elif CONFIG_IDF_TARGET_ESP32S3
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#include "esp32s3/spiram.h"
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#endif
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#if CONFIG_SPIRAM_MALLOC_RESERVE_INTERNAL
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static const char* TAG = "cpu_start";
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#endif
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/* Architecture-agnostic parts of the FreeRTOS ESP-IDF port layer can go here.
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*
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* The actual call flow will be to call esp_startup_start_app() in <ARCH>/port.c,
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* which will then call esp_startup_start_app_common()
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*/
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// Duplicate of inaccessible xSchedulerRunning; needed at startup to avoid counting nesting
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volatile unsigned port_xSchedulerRunning[portNUM_PROCESSORS] = {0};
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// For now, running FreeRTOS on one core and a bare metal on the other (or other OSes)
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// is not supported. For now CONFIG_FREERTOS_UNICORE and CONFIG_ESP_SYSTEM_SINGLE_CORE_MODE
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// should mirror each other's values.
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//
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// And since this should be true, we can just check for CONFIG_FREERTOS_UNICORE.
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#if CONFIG_FREERTOS_UNICORE != CONFIG_ESP_SYSTEM_SINGLE_CORE_MODE
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#error "FreeRTOS and system configuration mismatch regarding the use of multiple cores."
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#endif
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static void main_task(void* args);
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#ifdef CONFIG_ESP_SYSTEM_GDBSTUB_RUNTIME
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void esp_gdbstub_init(void);
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#endif // CONFIG_ESP_SYSTEM_GDBSTUB_RUNTIME
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extern void app_main(void);
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void esp_startup_start_app_common(void)
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{
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#if CONFIG_ESP_INT_WDT
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esp_int_wdt_init();
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//Initialize the interrupt watch dog for CPU0.
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esp_int_wdt_cpu_init();
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#endif
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esp_crosscore_int_init();
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#if CONFIG_ESP_SYSTEM_GDBSTUB_RUNTIME && !CONFIG_IDF_TARGET_ESP32C2
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esp_gdbstub_init();
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#endif // CONFIG_ESP_SYSTEM_GDBSTUB_RUNTIME
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portBASE_TYPE res = xTaskCreatePinnedToCore(&main_task, "main",
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ESP_TASK_MAIN_STACK, NULL,
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ESP_TASK_MAIN_PRIO, NULL, ESP_TASK_MAIN_CORE);
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assert(res == pdTRUE);
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(void)res;
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}
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static void main_task(void* args)
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{
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#if !CONFIG_FREERTOS_UNICORE
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// Wait for FreeRTOS initialization to finish on APP CPU, before replacing its startup stack
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while (port_xSchedulerRunning[1] == 0) {
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;
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}
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#endif
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// [refactor-todo] check if there is a way to move the following block to esp_system startup
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heap_caps_enable_nonos_stack_heaps();
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// Now we have startup stack RAM available for heap, enable any DMA pool memory
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#if CONFIG_SPIRAM_MALLOC_RESERVE_INTERNAL
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if (g_spiram_ok) {
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esp_err_t r = esp_spiram_reserve_dma_pool(CONFIG_SPIRAM_MALLOC_RESERVE_INTERNAL);
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if (r != ESP_OK) {
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ESP_EARLY_LOGE(TAG, "Could not reserve internal/DMA pool (error 0x%x)", r);
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abort();
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}
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}
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#endif
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//Initialize TWDT if configured to do so
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#if CONFIG_ESP_TASK_WDT
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esp_task_wdt_config_t twdt_config = {
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.timeout_ms = CONFIG_ESP_TASK_WDT_TIMEOUT_S * 1000,
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.idle_core_mask = 0,
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#if CONFIG_ESP_TASK_WDT_PANIC
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.trigger_panic = true,
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#endif
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};
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#if CONFIG_ESP_TASK_WDT_CHECK_IDLE_TASK_CPU0
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twdt_config.idle_core_mask |= (1 << 0);
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#endif
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#if CONFIG_ESP_TASK_WDT_CHECK_IDLE_TASK_CPU1
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twdt_config.idle_core_mask |= (1 << 1);
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#endif
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ESP_ERROR_CHECK(esp_task_wdt_init(&twdt_config));
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#endif // CONFIG_ESP_TASK_WDT
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app_main();
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vTaskDelete(NULL);
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}
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// -------------------- Heap Related -----------------------
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bool xPortCheckValidTCBMem(const void *ptr)
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{
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return esp_ptr_internal(ptr) && esp_ptr_byte_accessible(ptr);
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}
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bool xPortcheckValidStackMem(const void *ptr)
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{
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#ifdef CONFIG_SPIRAM_ALLOW_STACK_EXTERNAL_MEMORY
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return esp_ptr_byte_accessible(ptr);
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#else
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return esp_ptr_internal(ptr) && esp_ptr_byte_accessible(ptr);
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#endif
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}
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// ------------- FreeRTOS Static Allocation ----------------
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/*
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This function is required by FreeRTOS when configSUPPORT_STATIC_ALLOCATION is
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enabled and is used by FreeRTOS to obtain memory for its IDLE tasks.
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Like the pvPortMallocTcbMem() and pvPortMallocStackMem() macros, TCB and stack
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memory MUST be placed in internal RAM.
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*/
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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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/* 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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//Allocate TCB and stack buffer in internal memory
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pxTCBBufferTemp = pvPortMallocTcbMem(sizeof(StaticTask_t));
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pxStackBufferTemp = pvPortMallocStackMem(configIDLE_TASK_STACK_SIZE);
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}
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#else /* portSTACK_GROWTH */
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{
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//Allocate TCB and stack buffer in internal memory
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pxStackBufferTemp = pvPortMallocStackMem(configIDLE_TASK_STACK_SIZE);
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pxTCBBufferTemp = pvPortMallocTcbMem(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 = configIDLE_TASK_STACK_SIZE;
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}
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/*
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This function is required by FreeRTOS when configSUPPORT_STATIC_ALLOCATION is
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enabled and is used by the FreeRTOS Timer to obtain memory for its daemone task.
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Like the pvPortMallocTcbMem() and pvPortMallocStackMem() macros, TCB and stack
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memory MUST be placed in internal RAM.
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*/
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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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/* 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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//Allocate TCB and stack buffer in internal memory
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pxTCBBufferTemp = pvPortMallocTcbMem(sizeof(StaticTask_t));
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pxStackBufferTemp = pvPortMallocStackMem(configTIMER_TASK_STACK_DEPTH);
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}
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#else /* portSTACK_GROWTH */
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{
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//Allocate TCB and stack buffer in internal memory
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pxStackBufferTemp = pvPortMallocStackMem(configTIMER_TASK_STACK_DEPTH);
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pxTCBBufferTemp = pvPortMallocTcbMem(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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