rt-thread/bsp/stm32/stm32f407-st-discovery/board/board.h

/*
 * Copyright (c) 2006-2021, RT-Thread Development Team
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Change Logs:
 * Date           Author       Notes
 * 2018-11-5      misonyo   first version
 */

#ifndef __BOARD_H__
#define __BOARD_H__

#include <rtthread.h>
#include <stm32f4xx.h>
#include "drv_common.h"
#include "drv_gpio.h"

#ifdef __cplusplus
extern "C" {
#endif

#define STM32_SRAM_SIZE        (128)
#define STM32_SRAM_END         (0x20000000 + STM32_SRAM_SIZE * 1024)

#if defined(__ARMCC_VERSION)
extern int Image$$RW_IRAM1$$ZI$$Limit;
#define HEAP_BEGIN      (&Image$$RW_IRAM1$$ZI$$Limit)
#elif __ICCARM__
#pragma section="CSTACK"
#define HEAP_BEGIN      (__segment_end("CSTACK"))
#else
extern int __bss_end;
#define HEAP_BEGIN      (&__bss_end)
#endif

#define HEAP_END        STM32_SRAM_END

void SystemClock_Config(void);

#ifdef __cplusplus
}
#endif

#endif