rt-thread-official/bsp/gd32/arm/gd32303e-eval/board/board.h

48 lines
1.2 KiB
C

/*
* Copyright (c) 2006-2024, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-12-18 BruceOu first implementation
* 2024-03-19 Evlers remove the include of drv_usart.h
*/
#ifndef __BOARD_H__
#define __BOARD_H__
#include "gd32f30x.h"
#include "drv_gpio.h"
#include "gd32f30x_exti.h"
#define EXT_SDRAM_BEGIN (0xC0000000U) /* the begining address of external SDRAM */
#define EXT_SDRAM_END (EXT_SDRAM_BEGIN + (32U * 1024 * 1024)) /* the end address of external SDRAM */
// <o> Internal SRAM memory size[Kbytes] <8-64>
// <i>Default: 64
#ifdef __ICCARM__
// Use *.icf ram symbal, to avoid hardcode.
extern char __ICFEDIT_region_RAM_end__;
#define GD32_SRAM_END &__ICFEDIT_region_RAM_end__
#else
#define GD32_SRAM_SIZE 64
#define GD32_SRAM_END (0x20000000 + GD32_SRAM_SIZE * 1024)
#endif
#ifdef __ARMCC_VERSION
extern int Image$$RW_IRAM1$$ZI$$Limit;
#define HEAP_BEGIN (&Image$$RW_IRAM1$$ZI$$Limit)
#elif __ICCARM__
#pragma section="HEAP"
#define HEAP_BEGIN (__segment_end("HEAP"))
#else
extern int __bss_end;
#define HEAP_BEGIN (&__bss_end)
#endif
#define HEAP_END GD32_SRAM_END
#endif