rt-thread/bsp/at32/Libraries/rt_drivers/drv_sram.h

25 lines
557 B
C

/*
* Copyright (c) 2006-2018, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020-01-21 shelton first version
*/
#ifndef __DRV_SRAM__
#define __DRV_SRAM__
#include <rtthread.h>
#include "at32f4xx.h"
#define SRAM_LENGTH ((uint32_t)0x100000)
#define EXT_SRAM_BEGIN ((uint32_t)0x68000000)
#define EXT_SRAM_END (EXT_SRAM_BEGIN + SRAM_LENGTH)
#define RT_BUFFER_SIZE 0x400
#define RT_WRITE_READ_ADDR 0x8000
#endif // __DRV_SRAM__