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psi240i.h
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psi240i.h
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/*+M*************************************************************************
* Perceptive Solutions, Inc. PSI-240I device driver proc support for Linux.
*
* Copyright (c) 1997 Perceptive Solutions, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*
*
* File Name: psi240i.h
*
* Description: Header file for the SCSI driver for the PSI240I
* EIDE interface card.
*
*-M*************************************************************************/
#ifndef _PSI240I_H
#define _PSI240I_H
#include <linux/types.h>
#ifndef PSI_EIDE_SCSIOP
#define PSI_EIDE_SCSIOP 1
/************************************************/
/* Some defines that we like */
/************************************************/
#define CHAR char
#define UCHAR unsigned char
#define SHORT short
#define USHORT unsigned short
#define BOOL unsigned short
#define LONG long
#define ULONG unsigned long
#define VOID void
/************************************************/
/* Timeout konstants */
/************************************************/
#define TIMEOUT_READY 10 // 100 mSec
#define TIMEOUT_DRQ 40 // 400 mSec
/************************************************/
/* Misc. macros */
/************************************************/
#define ANY2SCSI(up, p) \
((UCHAR *)up)[0] = (((ULONG)(p)) >> 8); \
((UCHAR *)up)[1] = ((ULONG)(p));
#define SCSI2LONG(up) \
( (((long)*(((UCHAR *)up))) << 16) \
+ (((long)(((UCHAR *)up)[1])) << 8) \
+ ((long)(((UCHAR *)up)[2])) )
#define XANY2SCSI(up, p) \
((UCHAR *)up)[0] = ((long)(p)) >> 24; \
((UCHAR *)up)[1] = ((long)(p)) >> 16; \
((UCHAR *)up)[2] = ((long)(p)) >> 8; \
((UCHAR *)up)[3] = ((long)(p));
#define XSCSI2LONG(up) \
( (((long)(((UCHAR *)up)[0])) << 24) \
+ (((long)(((UCHAR *)up)[1])) << 16) \
+ (((long)(((UCHAR *)up)[2])) << 8) \
+ ((long)(((UCHAR *)up)[3])) )
/************************************************/
/* SCSI CDB operation codes */
/************************************************/
#define SCSIOP_TEST_UNIT_READY 0x00
#define SCSIOP_REZERO_UNIT 0x01
#define SCSIOP_REWIND 0x01
#define SCSIOP_REQUEST_BLOCK_ADDR 0x02
#define SCSIOP_REQUEST_SENSE 0x03
#define SCSIOP_FORMAT_UNIT 0x04
#define SCSIOP_READ_BLOCK_LIMITS 0x05
#define SCSIOP_REASSIGN_BLOCKS 0x07
#define SCSIOP_READ6 0x08
#define SCSIOP_RECEIVE 0x08
#define SCSIOP_WRITE6 0x0A
#define SCSIOP_PRINT 0x0A
#define SCSIOP_SEND 0x0A
#define SCSIOP_SEEK6 0x0B
#define SCSIOP_TRACK_SELECT 0x0B
#define SCSIOP_SLEW_PRINT 0x0B
#define SCSIOP_SEEK_BLOCK 0x0C
#define SCSIOP_PARTITION 0x0D
#define SCSIOP_READ_REVERSE 0x0F
#define SCSIOP_WRITE_FILEMARKS 0x10
#define SCSIOP_FLUSH_BUFFER 0x10
#define SCSIOP_SPACE 0x11
#define SCSIOP_INQUIRY 0x12
#define SCSIOP_VERIFY6 0x13
#define SCSIOP_RECOVER_BUF_DATA 0x14
#define SCSIOP_MODE_SELECT 0x15
#define SCSIOP_RESERVE_UNIT 0x16
#define SCSIOP_RELEASE_UNIT 0x17
#define SCSIOP_COPY 0x18
#define SCSIOP_ERASE 0x19
#define SCSIOP_MODE_SENSE 0x1A
#define SCSIOP_START_STOP_UNIT 0x1B
#define SCSIOP_STOP_PRINT 0x1B
#define SCSIOP_LOAD_UNLOAD 0x1B
#define SCSIOP_RECEIVE_DIAGNOSTIC 0x1C
#define SCSIOP_SEND_DIAGNOSTIC 0x1D
#define SCSIOP_MEDIUM_REMOVAL 0x1E
#define SCSIOP_READ_CAPACITY 0x25
#define SCSIOP_READ 0x28
#define SCSIOP_WRITE 0x2A
#define SCSIOP_SEEK 0x2B
#define SCSIOP_LOCATE 0x2B
#define SCSIOP_WRITE_VERIFY 0x2E
#define SCSIOP_VERIFY 0x2F
#define SCSIOP_SEARCH_DATA_HIGH 0x30
#define SCSIOP_SEARCH_DATA_EQUAL 0x31
#define SCSIOP_SEARCH_DATA_LOW 0x32
#define SCSIOP_SET_LIMITS 0x33
#define SCSIOP_READ_POSITION 0x34
#define SCSIOP_SYNCHRONIZE_CACHE 0x35
#define SCSIOP_COMPARE 0x39
#define SCSIOP_COPY_COMPARE 0x3A
#define SCSIOP_WRITE_DATA_BUFF 0x3B
#define SCSIOP_READ_DATA_BUFF 0x3C
#define SCSIOP_CHANGE_DEFINITION 0x40
#define SCSIOP_READ_SUB_CHANNEL 0x42
#define SCSIOP_READ_TOC 0x43
#define SCSIOP_READ_HEADER 0x44
#define SCSIOP_PLAY_AUDIO 0x45
#define SCSIOP_PLAY_AUDIO_MSF 0x47
#define SCSIOP_PLAY_TRACK_INDEX 0x48
#define SCSIOP_PLAY_TRACK_RELATIVE 0x49
#define SCSIOP_PAUSE_RESUME 0x4B
#define SCSIOP_LOG_SELECT 0x4C
#define SCSIOP_LOG_SENSE 0x4D
#define SCSIOP_MODE_SELECT10 0x55
#define SCSIOP_MODE_SENSE10 0x5A
#define SCSIOP_LOAD_UNLOAD_SLOT 0xA6
#define SCSIOP_MECHANISM_STATUS 0xBD
#define SCSIOP_READ_CD 0xBE
// IDE command definitions
#define IDE_COMMAND_ATAPI_RESET 0x08
#define IDE_COMMAND_READ 0x20
#define IDE_COMMAND_WRITE 0x30
#define IDE_COMMAND_RECALIBRATE 0x10
#define IDE_COMMAND_SEEK 0x70
#define IDE_COMMAND_SET_PARAMETERS 0x91
#define IDE_COMMAND_VERIFY 0x40
#define IDE_COMMAND_ATAPI_PACKET 0xA0
#define IDE_COMMAND_ATAPI_IDENTIFY 0xA1
#define IDE_CMD_READ_MULTIPLE 0xC4
#define IDE_CMD_WRITE_MULTIPLE 0xC5
#define IDE_CMD_SET_MULTIPLE 0xC6
#define IDE_COMMAND_WRITE_DMA 0xCA
#define IDE_COMMAND_READ_DMA 0xC8
#define IDE_COMMAND_IDENTIFY 0xEC
// IDE status definitions
#define IDE_STATUS_ERROR 0x01
#define IDE_STATUS_INDEX 0x02
#define IDE_STATUS_CORRECTED_ERROR 0x04
#define IDE_STATUS_DRQ 0x08
#define IDE_STATUS_DSC 0x10
#define IDE_STATUS_WRITE_FAULT 0x20
#define IDE_STATUS_DRDY 0x40
#define IDE_STATUS_BUSY 0x80
// IDE error definitions
#define IDE_ERROR_AMNF 0x01
#define IDE_ERROR_TKONF 0x02
#define IDE_ERROR_ABRT 0x04
#define IDE_ERROR_MCR 0x08
#define IDE_ERROR_IDFN 0x10
#define IDE_ERROR_MC 0x20
#define IDE_ERROR_UNC 0x40
#define IDE_ERROR_BBK 0x80
// IDE interface structure
typedef struct _IDE_STRUCT
{
union
{
UCHAR ide[9];
struct
{
USHORT data;
UCHAR sectors;
UCHAR lba[4];
UCHAR cmd;
UCHAR spigot;
} ides;
} ide;
} IDE_STRUCT;
// SCSI read capacity structure
typedef struct _READ_CAPACITY_DATA
{
ULONG blks; /* total blocks (converted to little endian) */
ULONG blksiz; /* size of each (converted to little endian) */
} READ_CAPACITY_DATA, *PREAD_CAPACITY_DATA;
// SCSI inquiry data
#ifndef HOSTS_C
typedef struct _INQUIRYDATA
{
UCHAR DeviceType :5;
UCHAR DeviceTypeQualifier :3;
UCHAR DeviceTypeModifier :7;
UCHAR RemovableMedia :1;
UCHAR Versions;
UCHAR ResponseDataFormat;
UCHAR AdditionalLength;
UCHAR Reserved[2];
UCHAR SoftReset :1;
UCHAR CommandQueue :1;
UCHAR Reserved2 :1;
UCHAR LinkedCommands :1;
UCHAR Synchronous :1;
UCHAR Wide16Bit :1;
UCHAR Wide32Bit :1;
UCHAR RelativeAddressing :1;
UCHAR VendorId[8];
UCHAR ProductId[16];
UCHAR ProductRevisionLevel[4];
UCHAR VendorSpecific[20];
UCHAR Reserved3[40];
} INQUIRYDATA, *PINQUIRYDATA;
#endif
// IDE IDENTIFY data
typedef struct _IDENTIFY_DATA
{
USHORT GeneralConfiguration; // 00
USHORT NumberOfCylinders; // 02
USHORT Reserved1; // 04
USHORT NumberOfHeads; // 06
USHORT UnformattedBytesPerTrack; // 08
USHORT UnformattedBytesPerSector; // 0A
USHORT SectorsPerTrack; // 0C
USHORT VendorUnique1[3]; // 0E
USHORT SerialNumber[10]; // 14
USHORT BufferType; // 28
USHORT BufferSectorSize; // 2A
USHORT NumberOfEccBytes; // 2C
USHORT FirmwareRevision[4]; // 2E
USHORT ModelNumber[20]; // 36
UCHAR MaximumBlockTransfer; // 5E
UCHAR VendorUnique2; // 5F
USHORT DoubleWordIo; // 60
USHORT Capabilities; // 62
USHORT Reserved2; // 64
UCHAR VendorUnique3; // 66
UCHAR PioCycleTimingMode; // 67
UCHAR VendorUnique4; // 68
UCHAR DmaCycleTimingMode; // 69
USHORT TranslationFieldsValid:1; // 6A
USHORT Reserved3:15;
USHORT NumberOfCurrentCylinders; // 6C
USHORT NumberOfCurrentHeads; // 6E
USHORT CurrentSectorsPerTrack; // 70
ULONG CurrentSectorCapacity; // 72
USHORT Reserved4[197]; // 76
} IDENTIFY_DATA, *PIDENTIFY_DATA;
// Identify data without the Reserved4.
typedef struct _IDENTIFY_DATA2 {
USHORT GeneralConfiguration; // 00
USHORT NumberOfCylinders; // 02
USHORT Reserved1; // 04
USHORT NumberOfHeads; // 06
USHORT UnformattedBytesPerTrack; // 08
USHORT UnformattedBytesPerSector; // 0A
USHORT SectorsPerTrack; // 0C
USHORT VendorUnique1[3]; // 0E
USHORT SerialNumber[10]; // 14
USHORT BufferType; // 28
USHORT BufferSectorSize; // 2A
USHORT NumberOfEccBytes; // 2C
USHORT FirmwareRevision[4]; // 2E
USHORT ModelNumber[20]; // 36
UCHAR MaximumBlockTransfer; // 5E
UCHAR VendorUnique2; // 5F
USHORT DoubleWordIo; // 60
USHORT Capabilities; // 62
USHORT Reserved2; // 64
UCHAR VendorUnique3; // 66
UCHAR PioCycleTimingMode; // 67
UCHAR VendorUnique4; // 68
UCHAR DmaCycleTimingMode; // 69
USHORT TranslationFieldsValid:1; // 6A
USHORT Reserved3:15;
USHORT NumberOfCurrentCylinders; // 6C
USHORT NumberOfCurrentHeads; // 6E
USHORT CurrentSectorsPerTrack; // 70
ULONG CurrentSectorCapacity; // 72
} IDENTIFY_DATA2, *PIDENTIFY_DATA2;
#endif // PSI_EIDE_SCSIOP
// function prototypes
int Psi240i_Command (Scsi_Cmnd *SCpnt);
int Psi240i_Abort (Scsi_Cmnd *SCpnt);
int Psi240i_Reset (Scsi_Cmnd *SCpnt, unsigned int flags);
#endif