rt-thread-official/bsp/swm320-lq100/drivers/board.h

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2018-12-24 17:17:27 +08:00
/*
* Copyright (c) 2006-2018, Synwit Technology Co.,Ltd.
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2018-05-31 ZYH first version
* 2018-12-10 Zohar_Lee format file
*/
#ifndef BOARD_H__
#define BOARD_H__
#include <rtthread.h>
#include <SWM320.h>
#define SRAM_BASE 0x20000000
#define SRAM_SIZE 0x20000
#ifdef BSP_USING_EXT_SRAM
#define EXT_SRAM_BASE SRAMM_BASE
#define EXT_SRAM_SIZE BSP_EXT_SRAM_SIZE
#define EXT_SRAM_BEGIN EXT_SRAM_BASE
#define EXT_SRAM_END (EXT_SRAM_BASE + EXT_SRAM_SIZE)
#endif
#define SRAM_END (SRAM_BASE + SRAM_SIZE)
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#ifdef __CC_ARM
extern int Image$$RW_IRAM1$$ZI$$Limit;
#define HEAP_BEGIN ((void *)&Image$$RW_IRAM1$$ZI$$Limit)
#elif __ICCARM__
#pragma section = "HEAP"
#define HEAP_BEGIN (__segment_end("HEAP"))
#else
extern int __bss_end;
#define HEAP_BEGIN ((void *)&__bss_end)
#endif
#define HEAP_END SRAM_END
#define HEAP_SIZE (HEAP_END - (rt_uint32_t)HEAP_BEGIN)
extern void rt_hw_board_init(void);
#endif