参考代码

sal/esp32s3/kernel/os_hook.c

@@ -0,0 +1,124 @@
+#define SYS_LOG_DOMAIN "OS"
+#include "os/os.h"
+#include "sys_log.h"
+#include "FreeRTOS.h"
+#include "task.h"
+
+StackType_t uxTimerTaskStack[configTIMER_TASK_STACK_DEPTH];
+
+void vAssertCalled(void);
+void vApplicationStackOverflowHook(TaskHandle_t pxTask, char *pcTaskName);
+void vApplicationMallocFailedHook(void);
+void vApplicationIdleHook(void);
+void vApplicationTickHook(void);
+void vApplicationGetTimerTaskMemory(StaticTask_t **ppxTimerTaskTCBBuffer,
+                                    StackType_t **ppxTimerTaskStackBuffer,
+                                    uint32_t *pulTimerTaskStackSize);
+void vApplicationGetIdleTaskMemory(StaticTask_t **ppxIdleTaskTCBBuffer,
+                                   StackType_t **ppxIdleTaskStackBuffer,
+                                   uint32_t *pulIdleTaskStackSize);
+
+void vAssertCalled(void)
+{
+    volatile unsigned long looping = 0;
+
+    os_interrupt_disable();
+    {
+        /* Use the debugger to set ul to a non-zero value in order to step out
+         *      of this function to determine why it was called. */
+        while (looping == 0LU)
+        {
+        }
+    }
+    os_interrupt_enable();
+}
+
+void vApplicationStackOverflowHook(TaskHandle_t pxTask, char *pcTaskName)
+{
+    SYS_LOG_ERR("task %p(%s) stack over flow\n", pxTask, pcTaskName);
+    /* Run time stack overflow checking is performed if
+     * configCHECK_FOR_STACK_OVERFLOW is defined to 1 or 2.  This hook
+     * function is called if a stack overflow is detected. */
+    taskDISABLE_INTERRUPTS();
+
+    for (;;)
+    {
+    }
+}
+
+void vApplicationMallocFailedHook(void)
+{
+    /* Called if a call to pvPortMalloc() fails because there is insufficient
+     * free memory available in the FreeRTOS heap.  pvPortMalloc() is called
+     * internally by FreeRTOS API functions that create tasks, queues, software
+     * timers, and semaphores.  The size of the FreeRTOS heap is set by the
+     * configTOTAL_HEAP_SIZE configuration constant in FreeRTOSConfig.h. */
+    taskDISABLE_INTERRUPTS();
+
+    for (;;)
+    {
+    }
+}
+
+void vApplicationIdleHook(void)
+{
+    /* This is just a trivial example of an idle hook.  It is called on each
+     * cycle of the idle task.  It must *NOT* attempt to block.  In this case the
+     * idle task just queries the amount of FreeRTOS heap that remains.  See the
+     * memory management section on the https://www.FreeRTOS.org web site for memory
+     * management options.  If there is a lot of heap memory free then the
+     * configTOTAL_HEAP_SIZE value in FreeRTOSConfig.h can be reduced to free up
+     * RAM. */
+}
+
+void vApplicationTickHook(void)
+{
+}
+
+void vApplicationGetTimerTaskMemory(StaticTask_t **ppxTimerTaskTCBBuffer,
+                                    StackType_t **ppxTimerTaskStackBuffer,
+                                    uint32_t *pulTimerTaskStackSize)
+{
+    /* If the buffers to be provided to the Timer task are declared inside this
+     * function then they must be declared static - otherwise they will be allocated on
+     * the stack and so not exists after this function exits. */
+    static StaticTask_t xTimerTaskTCB;
+
+    /* Pass out a pointer to the StaticTask_t structure in which the Timer
+     * task's state will be stored. */
+    *ppxTimerTaskTCBBuffer = &xTimerTaskTCB;
+
+    /* Pass out the array that will be used as the Timer task's stack. */
+    *ppxTimerTaskStackBuffer = uxTimerTaskStack;
+
+    /* Pass out the size of the array pointed to by *ppxTimerTaskStackBuffer.
+     * Note that, as the array is necessarily of type StackType_t,
+     * configMINIMAL_STACK_SIZE is specified in words, not bytes. */
+    *pulTimerTaskStackSize = configTIMER_TASK_STACK_DEPTH;
+}
+
+/* configUSE_STATIC_ALLOCATION is set to 1, so the application must provide an
+ * implementation of vApplicationGetIdleTaskMemory() to provide the memory that is
+ * used by the Idle task. */
+void vApplicationGetIdleTaskMemory(StaticTask_t **ppxIdleTaskTCBBuffer,
+                                   StackType_t **ppxIdleTaskStackBuffer,
+                                   uint32_t *pulIdleTaskStackSize)
+{
+    /* If the buffers to be provided to the Idle task are declared inside this
+     * function then they must be declared static - otherwise they will be allocated on
+     * the stack and so not exists after this function exits. */
+    static StaticTask_t xIdleTaskTCB;
+    static StackType_t uxIdleTaskStack[configMINIMAL_STACK_SIZE];
+
+    /* Pass out a pointer to the StaticTask_t structure in which the Idle task's
+     * state will be stored. */
+    *ppxIdleTaskTCBBuffer = &xIdleTaskTCB;
+
+    /* Pass out the array that will be used as the Idle task's stack. */
+    *ppxIdleTaskStackBuffer = uxIdleTaskStack;
+
+    /* Pass out the size of the array pointed to by *ppxIdleTaskStackBuffer.
+     * Note that, as the array is necessarily of type StackType_t,
+     * configMINIMAL_STACK_SIZE is specified in words, not bytes. */
+    *pulIdleTaskStackSize = configMINIMAL_STACK_SIZE;
+}