rt-thread/bsp/hc32f4a0/board/board.h

52 lines
1.1 KiB
C

/*
* Copyright (C) 2020, Huada Semiconductor Co., Ltd.
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020-10-30 CDT first version
*/
#ifndef __BOARD_H__
#define __BOARD_H__
#include <rtthread.h>
#include "hc32_ddl.h"
#include "drv_gpio.h"
/* board configuration */
#define SRAM_BASE 0x1FFE0000
#define SRAM_SIZE 0x20000
#define SRAM_END (SRAM_BASE + SRAM_SIZE)
/* High speed sram. */
#ifdef __CC_ARM
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
#ifdef __ICCARM__
// Use *.icf ram symbal, to avoid hardcode.
extern char __ICFEDIT_region_RAM_end__;
#define HEAP_END (&__ICFEDIT_region_RAM_end__)
#else
#define HEAP_END SRAM_END
#endif
void Peripheral_WE(void);
void Peripheral_WP(void);
void rt_hw_board_init(void);
void rt_hw_us_delay(rt_uint32_t us);
#endif
// <<< Use Configuration Wizard in Context Menu >>>