61 lines
1.7 KiB
C
61 lines
1.7 KiB
C
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/*
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* File : board.h
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2009, RT-Thread Development Team
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rt-thread.org/license/LICENSE
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*
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* Change Logs:
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* Date Author Notes
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* 2009-09-22 Bernard add board.h to this bsp
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* 2017-10-20 ZYH emmm...setup for HAL Libraries
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*/
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#ifndef __BOARD_H__
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#define __BOARD_H__
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#include "ch32v30x.h"
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#define CH32V30X_PIN_NUMBERS (64U)
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// 最大堆大小开关
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// 参考：https://club.rt-thread.org/ask/article/001065082e9ae611.html
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#define USING_MAX_HEAP_SIZE 1
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#if (USING_MAX_HEAP_SIZE == 0)
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/* board configuration */
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#define SRAM_SIZE 64
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#define SRAM_END (0x20000000 + SRAM_SIZE * 1024)
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extern int _ebss;
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#define HEAP_BEGIN ((void *)&_ebss)
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#define HEAP_END (SRAM_END-_stack_size)
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#else
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extern int _ebss, _heap_end;
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#define HEAP_BEGIN ((void *)&_ebss)
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#define HEAP_END ((void *)&_heap_end)
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#endif // !USING_MAX_HEAP_SIZE
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void rt_hw_board_init(void);
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long reboot(void);
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//仿二进制赋值
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#define HEX__(n) 0x##n##UL
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#define B8__(x) ( (x & 0x0000000FUL) ? 1:0 )\
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+( (x & 0x000000F0UL) ? 2:0 )\
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+( (x & 0x00000F00UL) ? 4:0 )\
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+( (x & 0x0000F000UL) ? 8:0 )\
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+( (x & 0x000F0000UL) ? 16:0 )\
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+( (x & 0x00F00000UL) ? 32:0 )\
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+( (x & 0x0F000000UL) ? 64:0 )\
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+( (x & 0xF0000000UL) ? 128:0 )
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#define B8(x) ((unsigned char)B8__(HEX__(x)))
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#define B16(x_msb,x_lsb) (((unsigned int)B8(x_msb)<<8) + B8(x_lsb))
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#define B32(x_msb,x_2,x_3,x_lsb) (((unsigned long)B8(x_msb)<<24) + ((unsigned long)B8(x_2)<<16) + ((unsigned long)B8(x_3)<<8) + B8(x_lsb))
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#endif /* __BOARD_H__ */
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