MP3播放器详细设计方案
源代码在线查看： hard.h
/*H**************************************************************************
* $RCSfile: hard.h,v $
*----------------------------------------------------------------------------
* Copyright (c) 2002 Atmel.
*----------------------------------------------------------------------------
* RELEASE: $Name: DEMO_FAT_1_9_9 $
* REVISION: $Revision: 1.5 $
* FILE_CVSID: $Id: hard.h,v 1.5 2002/06/07 15:46:17 ffosse Exp $
*----------------------------------------------------------------------------
* PURPOSE:
* This file contains the low-level memory definition
*****************************************************************************/
#ifndef _HARD_H_
#define _HARD_H_
/*_____ I N C L U D E S ____________________________________________________*/
#include "..\..\..\..\lib_mem\df\df.h" /* dataflash definition */
#include "..\..\..\..\lib_mem\mmc\mmc.h" /* mmc definition */
/*_____ M A C R O S ________________________________________________________*/
/*----- Memory type -----*/
#define MEM_DF ((bit)0)
#define MEM_MMC ((bit)1)
/*_____ D E F I N I T I O N ________________________________________________*/
extern bdata bit gl_memory; /* selected memory */
/*_____ D E C L A R A T I O N ______________________________________________*/
#define Hard_read_byte() ((gl_memory == MEM_DF) ? df_read_byte() : mmc_read_byte())
#define Hard_read_open(pos) ((gl_memory == MEM_DF) ? df_read_open(pos) : mmc_read_open(pos))
#define Hard_read_close() ((gl_memory == MEM_DF) ? df_read_close() : mmc_read_close())
#define Hard_write_byte(b) ((gl_memory == MEM_DF) ? df_write_byte(b) : mmc_write_byte(b))
#define Hard_write_open(pos) ((gl_memory == MEM_DF) ? df_write_open(pos) : mmc_write_open(pos))
#define Hard_write_close() ((gl_memory == MEM_DF) ? df_write_close() : mmc_write_close())
#define Hard_format() ((gl_memory == MEM_DF) ? df_format() : mmc_format())
#define Hard_disk_size() ((gl_memory == MEM_DF) ? Df_disk_size() : Mmc_disk_size())
#define Hard_disk_size_0() ((gl_memory == MEM_DF) ? Df_disk_size_0() : Mmc_disk_size_0())
#define Hard_disk_size_1() ((gl_memory == MEM_DF) ? Df_disk_size_1() : Mmc_disk_size_1())
#define Hard_disk_size_2() ((gl_memory == MEM_DF) ? Df_disk_size_2() : Mmc_disk_size_2())
#define Hard_disk_size_3() ((gl_memory == MEM_DF) ? Df_disk_size_3() : Mmc_disk_size_3())
#define Hard_block_size() ((gl_memory == MEM_DF) ? Df_block_size() : Mmc_block_size())
#define Hard_block_size_0() ((gl_memory == MEM_DF) ? Df_block_size_0() : Mmc_block_size_0())
#define Hard_block_size_1() ((gl_memory == MEM_DF) ? Df_block_size_1() : Mmc_block_size_1())
#define Hard_block_size_2() ((gl_memory == MEM_DF) ? Df_block_size_2() : Mmc_block_size_2())
#define Hard_block_size_3() ((gl_memory == MEM_DF) ? Df_block_size_3() : Mmc_block_size_3())
#endif /* _HARD_H_ */
