54 lines
1.8 KiB
C
54 lines
1.8 KiB
C
/* sd2snes - SD card based universal cartridge for the SNES
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Copyright (C) 2009-2010 Maximilian Rehkopf <otakon@gmx.net>
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AVR firmware portion
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Inspired by and based on code from sd2iec, written by Ingo Korb et al.
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See sdcard.c|h, config.h.
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FAT file system access based on code by ChaN, Jim Brain, Ingo Korb,
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see ff.c|h.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License only.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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fileops.h: simple file access functions
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*/
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#ifndef FILEOPS_H
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#define FILEOPS_H
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#include <arm/NXP/LPC17xx/LPC17xx.h>
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#include "ff.h"
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enum filestates { FILE_OK = 0, FILE_ERR, FILE_EOF };
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#define GCC_ALIGN_WORKAROUND __attribute__ ((aligned(4)))
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extern BYTE file_buf[512];
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extern FATFS fatfs;
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extern FIL file_handle;
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extern FRESULT file_res;
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extern uint8_t file_lfn[258];
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extern uint16_t file_block_off, file_block_max;
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extern enum filestates file_status;
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void file_init( void );
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void file_open( uint8_t *filename, BYTE flags );
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void file_open_by_filinfo( FILINFO *fno );
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void file_close( void );
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UINT file_read( void );
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UINT file_write( void );
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UINT file_readblock( void *buf, uint32_t addr, uint16_t size );
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UINT file_writeblock( void *buf, uint32_t addr, uint16_t size );
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uint8_t file_getc( void );
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#endif
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