main.c

/*
 * Copyright (c) 2021-2022 Amlogic, Inc. All rights reserved.
 *
 * SPDX-License-Identifier: MIT
 */
#include <stdio.h>
#include "FreeRTOS.h"
#include "task.h"
#include "soc_business.h"
#include "hw_business.h"
#include "sw_business.h"
#include "gcc_compiler_attributes.h"
#include "board_version.h"

void __weak aocpu_bringup_finished(void)
{
}

int main(void)
{
	printf("Starting AOCPU FreeRTOS\n");
	output_aocpu_info();

	soc_business_process();
	hw_business_process();
	sw_business_process();

#ifdef CONFIG_BL30_VERSION_SAVE
	bl30_plat_save_version();
#endif

	printf("Starting task scheduler ...\n");
	aocpu_bringup_finished();
	vTaskStartScheduler();
    /*
     * The Coverity tool think that the for loop is a structurally dead code, so it's
     * flagged as such. But the for loop is necessary for ordering the
     * FreeRTOS's format rules.
     */
    /* coverity[340441:SUPPRESS] */
	for ( ; ; )
		;

	return 0;
}

void vApplicationIdleHook( void )
{
	//printf("enter idle task\n");

	//write_csr(mie, 1); // open mstatue.mie
	asm volatile ("wfi"); // enter low power mode
}
/*-----------------------------------------------------------*/
void vApplicationMallocFailedHook(void);
void vApplicationMallocFailedHook(void)
{
	/* The malloc failed hook is enabled by setting
	 * configUSE_MALLOC_FAILED_HOOK to 1 in FreeRTOSConfig.h.
	 *
	 * 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.
	 */

	printf("bl30 task %s malloc failed\n", pcTaskGetName(xTaskGetCurrentTaskHandle()));
	vPrintFreeListAfterMallocFail();
	for ( ;; )
		;
}
/*-----------------------------------------------------------*/

void vApplicationStackOverflowHook(TaskHandle_t xTask, char *pcTaskName)
{
	(void)xTask;

	/* Run time stack overflow checking is performed if
	 * configconfigCHECK_FOR_STACK_OVERFLOW is defined to 1 or 2. This hook
	 * function is called if a stack overflow is detected. pxCurrentTCB can be
	 * inspected in the debugger if the task name passed into this function is
	 * corrupt.
	 */
	printf("bl30 task %s stack overflow\n", pcTaskName);
	vTaskDumpStack(NULL);
	for ( ;; )
		;
}
/*-----------------------------------------------------------*/

#ifdef CONFIG_STACK_PROTECTOR_STRONG
void additional_message_hook(void *address)
{
	printf("bl30 stack smashing func last addr: 0x%x, stop!\n", address);
}
#endif