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

/*
 * Copyright (C) 2020, Huada Semiconductor Co., Ltd.
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Change Logs:
 * Date           Author       Notes
 * 2020-10-30     CDT          first version
 * 2021-01-18     CDT          MOdify SRAM_SIZE
 */

#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 0x80000
#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 >>>