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[/] [or1k/] [trunk/] [rc203soc/] [sw/] [uClinux/] [drivers/] [scsi/] [pci2000.h] - Rev 1765

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/*+M*************************************************************************
 * Perceptive Solutions, Inc. PCI-2000 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:		pci2000.h
 *
 *	Description:	Header file for the SCSI driver for the PCI-2000
 *					interface card.
 *
 *-M*************************************************************************/
#ifndef _PCI2000_H
#define _PCI2000_H
 
#include <linux/types.h>
#include <linux/kdev_t.h>
 
#ifndef	PSI_EIDE_SCSIOP
#define	PSI_EIDE_SCSIOP	1
 
/************************************************/
/*		definition of standard data types		*/
/************************************************/
#define	CHAR	char
#define	UCHAR	unsigned char
#define	SHORT	short
#define	USHORT	unsigned short
#define	BOOL	long
#define	LONG	long
#define	ULONG	unsigned long
#define	VOID	void
 
typedef	CHAR	*PCHAR;
typedef	UCHAR	*PUCHAR;
typedef	SHORT	*PSHORT;
typedef	USHORT	*PUSHORT;
typedef	BOOL	*PBOOL;
typedef	LONG	*PLONG;
typedef	ULONG	*PULONG;
typedef	VOID	*PVOID;
 
 
/************************************************/
/*		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
 
// 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
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
 
// function prototypes
int Pci2000_Detect			(Scsi_Host_Template *tpnt);
int Pci2000_Command			(Scsi_Cmnd *SCpnt);
int Pci2000_QueueCommand	(Scsi_Cmnd *SCpnt, void (*done)(Scsi_Cmnd *));
int Pci2000_Abort			(Scsi_Cmnd *SCpnt);
int Pci2000_Reset			(Scsi_Cmnd *SCpnt, unsigned int flags);
int Pci2000_BiosParam		(Disk *disk, kdev_t dev, int geom[]);
 
#ifndef NULL
	#define NULL 0
#endif
 
extern struct proc_dir_entry Proc_Scsi_Pci2000;
 
#define PCI2000 { NULL, NULL,							\
			&Proc_Scsi_Pci2000,/* proc_dir_entry */		\
			NULL,		                				\
			"PCI-2000 SCSI Intelligent Disk Controller",\
			Pci2000_Detect,								\
			NULL,										\
			NULL,	 									\
			Pci2000_Command,							\
			Pci2000_QueueCommand,						\
			Pci2000_Abort,								\
			Pci2000_Reset,								\
			NULL,										\
			Pci2000_BiosParam,                 			\
			16, 										\
			-1, 										\
			16,		 									\
			1, 											\
			0, 											\
			0, 											\
			DISABLE_CLUSTERING }
 
#endif
 

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