rt-thread-official/bsp/stm32f429-armfly/drivers/board.h

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2017-09-12 17:57:14 +08:00
/*
* 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 <stm32f4xx.h>
#define MT48LC4M32B2_SIZE (16 * 1024 * 1024)
#define EXT_SDRAM_BEGIN (0xC0000000) /* the begining address of external SDRAM */
#define EXT_SDRAM_END (EXT_SDRAM_BEGIN + MT48LC4M32B2_SIZE) /* the end address of external SDRAM */
// <o> Internal SRAM memory size[Kbytes] <8-64>
// <i>Default: 64
#ifdef __ICCARM__
// Use *.icf ram symbal, to avoid hardcode.
extern char __ICFEDIT_region_RAM_end__;
#define STM32_SRAM_END &__ICFEDIT_region_RAM_end__
#elif __GNUC__
#define STM32_SRAM_SIZE 192
#define STM32_SRAM_END (0x20000000 + STM32_SRAM_SIZE * 1024)
#endif
#ifdef __CC_ARM
extern int Image$$RTT_HEAP$$ZI$$Base;
extern int Image$$RTT_HEAP$$ZI$$Limit;
#define HEAP_BEGIN (&Image$$RTT_HEAP$$ZI$$Base)
#define HEAP_END (&Image$$RTT_HEAP$$ZI$$Limit)
#elif __ICCARM__
#pragma section="HEAP"
#define HEAP_BEGIN (__segment_end("HEAP"))
#define HEAP_END STM32_SRAM_END
#else
extern int __bss_end;
#define HEAP_BEGIN (&__bss_end)
#define HEAP_END STM32_SRAM_END
#endif
// <o> Console on USART: <0=> no console <1=>USART 1 <2=>USART 2 <3=> USART 3
// <i>Default: 1
#define STM32_CONSOLE_USART 1
void rt_hw_board_init(void);
#if STM32_CONSOLE_USART == 0
#define CONSOLE_DEVICE "no"
#elif STM32_CONSOLE_USART == 1
#define CONSOLE_DEVICE "uart1"
#elif STM32_CONSOLE_USART == 2
#define CONSOLE_DEVICE "uart2"
#elif STM32_CONSOLE_USART == 3
#define CONSOLE_DEVICE "uart3"
#endif
#define FINSH_DEVICE_NAME CONSOLE_DEVICE
void Error_Handler(void);
#endif
//*** <<< end of configuration section >>> ***