#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;
}
