rt-thread-official/bsp/imxrt1052-evk/drivers/board.h

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/*
* File : board.h
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2009, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2009-09-22 Bernard add board.h to this bsp
*/
// <<< Use Configuration Wizard in Context Menu >>>
#ifndef __BOARD_H__
#define __BOARD_H__
#include <fsl_common.h>
#include <fsl_lpuart.h>
#include <fsl_iomuxc.h>
#ifdef __CC_ARM
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extern int Image$$ARM_LIB_STACK$$ZI$$Limit;
#define HEAP_BEGIN (&Image$$ARM_LIB_STACK$$ZI$$Limit)
#define HEAP_END (0x2001FFFFu)
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#elif __ICCARM__
#pragma section="HEAP"
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#define HEAP_BEGIN (__segment_end("HEAP"))
#define HEAP_END (0x2001FFFFu)
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#else
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extern int heap_start;
#define HEAP_BEGIN (&heap_start)
#define HEAP_END (0x2001FFFFu)
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#endif
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#define HEAP_SIZE ((uint32_t)HEAP_END - (uint32_t)HEAP_BEGIN)
#define SDRAM_MPU_INIT
#define SDRAM_BEGIN (0x80000000u)
#define SDRAM_END (0x81E00000u)
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void rt_hw_board_init(void);
#endif
//*** <<< end of configuration section >>> ***