221 lines
7.1 KiB
C
221 lines
7.1 KiB
C
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/*====================================================================
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* os_pfs.h
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*
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* Copyright 1995, Silicon Graphics, Inc.
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* All Rights Reserved.
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*
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* This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics,
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* Inc.; the contents of this file may not be disclosed to third
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* parties, copied or duplicated in any form, in whole or in part,
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* without the prior written permission of Silicon Graphics, Inc.
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*
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* RESTRICTED RIGHTS LEGEND:
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* Use, duplication or disclosure by the Government is subject to
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* restrictions as set forth in subdivision (c)(1)(ii) of the Rights
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* in Technical Data and Computer Software clause at DFARS
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* 252.227-7013, and/or in similar or successor clauses in the FAR,
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* DOD or NASA FAR Supplement. Unpublished - rights reserved under the
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* Copyright Laws of the United States.
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*====================================================================*/
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/*---------------------------------------------------------------------*
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Copyright (C) 1998 Nintendo. (Originated by SGI)
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$RCSfile: os_pfs.h,v $
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$Revision: 1.1 $
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$Date: 1998/10/09 08:01:05 $
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*---------------------------------------------------------------------*/
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#ifndef _OS_PFS_H_
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#define _OS_PFS_H_
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#ifdef _LANGUAGE_C_PLUS_PLUS
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extern "C" {
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#endif
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#include <PR/ultratypes.h>
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#include "os_message.h"
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/**************************************************************************
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*
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* Type definitions
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*
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*/
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typedef struct {
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int status;
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OSMesgQueue *queue;
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int channel;
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u8 id[32];
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u8 label[32];
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int version;
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int dir_size;
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int inode_table; /* block location */
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int minode_table; /* mirrioring inode_table */
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int dir_table; /* block location */
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int inode_start_page; /* page # */
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u8 banks;
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u8 activebank;
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} OSPfs;
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typedef struct {
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u32 file_size; /* bytes */
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u32 game_code;
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u16 company_code;
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char ext_name[4];
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char game_name[16];
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} OSPfsState;
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typedef struct {
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u16 fixed1; /* Fixed data (0x00, 0xc3) */
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u16 start_address; /* Program start address */
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u8 nintendo_chr[0x30]; /* "Nintendo" character data */
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u8 game_title[16]; /* Game title */
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u16 company_code; /* Company code */
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u8 body_code; /* Body code */
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u8 cart_type; /* Game pak type */
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u8 rom_size; /* ROM size */
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u8 ram_size; /* RAM size */
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u8 country_code; /* country code */
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u8 fixed_data; /* fixed data(0x33) */
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u8 version; /* Mask ROM version number */
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u8 isum; /* Complement check */
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u16 sum; /* Sum check */
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} OSGbpakId;
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/**************************************************************************
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*
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* Global definitions
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*
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*/
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#if defined(_LANGUAGE_C) || defined(_LANGUAGE_C_PLUS_PLUS)
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#define PFS_ERR_NOPACK 1 /* no memory card is plugged */
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#define PFS_ERR_NEW_PACK 2 /* ram pack has been changed to a different one */
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#define PFS_ERR_INCONSISTENT 3 /* need to run Pfschecker */
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#define PFS_ERR_CONTRFAIL 4
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#define PFS_ERR_INVALID 5 /* invalid parameter or file not exist */
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#define PFS_ERR_BAD_DATA 6 /* the data read from pack are bad */
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#define PFS_DATA_FULL 7 /* no free pages on ram pack */
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#define PFS_DIR_FULL 8 /* no free directories on ram pack */
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#define PFS_ERR_EXIST 9 /* file exists */
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#define PFS_ERR_ID_FATAL 10 /* dead ram pack */
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#define PFS_ERR_DEVICE 11 /* wrong device type */
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#define PFS_ERR_NO_GBCART 12 /* no gb cartridge (64GB-PAK) */
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#define PFS_ERR_NEW_GBCART 13 /* gb cartridge may be changed */
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#define OS_PFS_VERSION 0x0200
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#define OS_PFS_VERSION_HI (OS_PFS_VERSION >> 8)
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#define OS_PFS_VERSION_LO (OS_PFS_VERSION & 255)
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#define OS_GBPAK_POWER 0x01
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#define OS_GBPAK_RSTB_DETECTION 0x04
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#define OS_GBPAK_RSTB_STATUS 0x08
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#define OS_GBPAK_GBCART_PULL 0x40
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#define OS_GBPAK_GBCART_ON 0x80
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#define OS_GBPAK_POWER_OFF 0
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#define OS_GBPAK_POWER_ON 1
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#define PFS_FILE_NAME_LEN 16
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#define PFS_FILE_EXT_LEN 4
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#define BLOCKSIZE 32 /* bytes */
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#define PFS_ONE_PAGE 8 /* blocks */
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#define PFS_MAX_BANKS 62
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#define PFS_LABEL_AREA 7
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#define PFS_INODE_SIZE_PER_PAGE 128
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#define PFS_PAGE_NOT_USED 3
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#define PFS_WRITTEN 2
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#define PFS_PAGE_SIZE (BLOCKSIZE * PFS_ONE_PAGE)
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#define PFS_READ 0
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#define PFS_WRITE 1
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#define PFS_CREATE 2
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#define PFS_INITIALIZED 0x01
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#define PFS_CORRUPTED 0x02
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#define PFS_ID_BROKEN 0x04
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#define PFS_MOTOR_INITIALIZED 0x08
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#define PFS_GBPAK_INITIALIZED 0x10
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/**************************************************************************
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*
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* Macro definitions
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*
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*/
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#define osMotorStop(pfs) osMotorAccess(pfs, 0)
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#define osMotorStart(pfs) osMotorAccess(pfs, 1)
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#define SET_ACTIVEBANK_TO_ZERO \
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if (pfs->activebank != 0) \
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{ \
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pfs->activebank = 0; \
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ERRCK(__osPfsSelectBank(pfs)) \
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}
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#define PFS_CHECK_ID \
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if (__osCheckId(pfs) == PFS_ERR_NEW_PACK) \
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return PFS_ERR_NEW_PACK;
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#define PFS_CHECK_STATUS \
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if ((pfs->status & PFS_INITIALIZED) == 0) \
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return PFS_ERR_INVALID;
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#define PFS_GET_STATUS \
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__osSiGetAccess(); \
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ret = __osPfsGetStatus(queue, channel); \
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__osSiRelAccess(); \
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if (ret != 0) \
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return ret;
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/**************************************************************************
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*
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* Extern variables
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*
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*/
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/**************************************************************************
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*
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* Function prototypes
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*
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*/
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s32 osPfsIsPlug(OSMesgQueue *, u8 *);
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s32 osPfsAllocateFile(OSPfs *pfs, u16 company_code, u32 game_code, char *game_name, char *ext_name, s32 num_bytes, s32 *file_no);
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s32 osPfsFindFile(OSPfs *pfs, u16 company_code, u32 game_code, char *game_name, char *ext_name, s32 *file_no);
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s32 osPfsDeleteFile(OSPfs *pfs, u16 company_code, u32 game_code, char *game_name, char *ext_name);
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s32 osPfsFileState(OSPfs *pfs, s32 file_no, OSPfsState *state);
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s32 osPfsReadWriteFile(OSPfs* pfs, s32 fileNo, u8 flag, s32 offset, s32 size, u8* data);
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s32 osPfsFreeBlocks(OSPfs* pfs, s32 *bytes_not_used);
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s32 osPfsReSizeFile(OSPfs *pfs, u16 company_code, u32 game_code, u8 *game_name, u8 *ext_name, u32 numbytes);
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#if VERSION >= VERSION_NTSC_1_0
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s32 osPfsInitPak(OSMesgQueue *mq, OSPfs *pfs, s32 channel, s32 *arg3);
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#else
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s32 osPfsInitPak(OSMesgQueue *mq, OSPfs *pfs, s32 channel);
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#endif
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s32 osMotorAccess(OSPfs *pfs, u32 vibrate);
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void osSetUpMempakWrite(s32 channel, OSPifRam* buf);
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s32 osMotorProbe(OSMesgQueue *mq, OSPfs *pfs, s32 channel);
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s32 osGbpakCheckConnector(OSPfs *pfs, u8 *status);
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s32 osGbpakGetStatus(OSPfs *pfs, u8 *status);
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s32 osGbpakInit(OSMesgQueue *siMessegeQ, OSPfs *pfs, s32 channel);
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s32 osGbpakPower(OSPfs *pfs, s32 flag);
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s32 osGbpakReadId(OSPfs *pfs, OSGbpakId *id, u8 *status);
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s32 osGbpakReadWrite(OSPfs *pfs, u16 flag, u16 address, u8 *buffer, u16 size);
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#endif /* defined(_LANGUAGE_C) || defined(_LANGUAGE_C_PLUS_PLUS) */
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#ifdef _LANGUAGE_C_PLUS_PLUS
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}
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#endif
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#endif /* !_OS_PFS_H_ */
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