patch-2.1.132 linux/drivers/scsi/ini9100u.h

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diff -u --recursive --new-file v2.1.131/linux/drivers/scsi/ini9100u.h linux/drivers/scsi/ini9100u.h
@@ -0,0 +1,334 @@
+/**************************************************************************
+ * Initio 9100 device driver for Linux.
+ *
+ * Copyright (c) 1994-1998 Initio Corporation
+ * All rights reserved.
+ *
+ * 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.
+ *
+ * --------------------------------------------------------------------------
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions, and the following disclaimer,
+ *    without modification, immediately at the beginning of the file.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * Where this Software is combined with software released under the terms of 
+ * the GNU Public License ("GPL") and the terms of the GPL would require the 
+ * combined work to also be released under the terms of the GPL, the terms
+ * and conditions of this License will apply in addition to those of the
+ * GPL with the exception of any terms or conditions of this License that
+ * conflict with, or are expressly prohibited by, the GPL.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *************************************************************************
+ *
+ * Module: ini9100u.h
+ * Description: INI-9100U/UW LINUX device driver header
+ * Revision History:
+ * 06/18/96 Harry Chen, Initial Version 1.00A (Beta)
+ * 06/23/98 hc	- v1.01k
+ *		- Get it work for kernel version >= 2.1.75
+ * 12/09/98 bv	- v1.03a
+ *		- Removed unused code
+ * 12/13/98 bv	- v1.03b
+ *		- Add spinlocks to HCS structure.
+*******************************************************************************/
+
+#ifndef	CVT_LINUX_VERSION
+#define	CVT_LINUX_VERSION(V,P,S)	(((V) * 65536) + ((P) * 256) + (S))
+#endif
+
+#ifndef	LINUX_VERSION_CODE
+#include <linux/version.h>
+#endif
+
+#include "sd.h"
+
+extern int i91u_detect(Scsi_Host_Template *);
+extern int i91u_command(Scsi_Cmnd *);
+extern int i91u_queue(Scsi_Cmnd *, void (*done) (Scsi_Cmnd *));
+extern int i91u_abort(Scsi_Cmnd *);
+extern int i91u_reset(Scsi_Cmnd *, unsigned int);
+
+#if LINUX_VERSION_CODE >= CVT_LINUX_VERSION(1, 3, 0)
+extern int i91u_biosparam(Scsi_Disk *, kdev_t, int *);	/*for linux v2.0 */
+extern struct proc_dir_entry proc_scsi_ini9100u;
+#else
+extern int i91u_biosparam(Disk *, int, int *);	/*for linux v1.13 */
+#endif
+
+#define i91u_REVID "Initio INI-9X00U/UW SCSI device driver; Revision: 1.03b"
+
+#if LINUX_VERSION_CODE < CVT_LINUX_VERSION(1, 3, 0)
+#define INI9100U	{ \
+		NULL, \
+		NULL, \
+		i91u_REVID, \
+		i91u_detect, \
+		NULL, \
+		NULL, \
+		i91u_command, \
+		i91u_queue, \
+		i91u_abort, \
+		i91u_reset, \
+		NULL, \
+		i91u_biosparam, \
+		1, \
+		7, \
+		SG_ALL, \
+		1, \
+		0, \
+		0, \
+		ENABLE_CLUSTERING \
+}
+#else
+
+#if LINUX_VERSION_CODE < CVT_LINUX_VERSION(2, 1, 75)
+#define INI9100U	{ \
+		NULL, \
+		NULL, \
+		&proc_scsi_ini9100u, \
+		NULL, \
+		i91u_REVID, \
+		i91u_detect, \
+		NULL, \
+		NULL, \
+		i91u_command, \
+		i91u_queue, \
+		i91u_abort, \
+		i91u_reset, \
+		NULL, \
+		i91u_biosparam, \
+		1, \
+		7, \
+		SG_ALL, \
+		1, \
+		0, \
+		0, \
+		ENABLE_CLUSTERING \
+}
+#else				/* Version >= 2.1.75 */
+#define INI9100U	{ \
+	next:		NULL,						\
+	module:		NULL,						\
+	proc_dir:	&proc_scsi_ini9100u, \
+	proc_info:	NULL,				\
+	name:		i91u_REVID, \
+	detect:		i91u_detect, \
+	release:	NULL, \
+	info:		NULL,					\
+	command:	i91u_command, \
+	queuecommand:	i91u_queue, \
+ 	eh_strategy_handler: NULL, \
+ 	eh_abort_handler: NULL, \
+ 	eh_device_reset_handler: NULL, \
+ 	eh_bus_reset_handler: NULL, \
+ 	eh_host_reset_handler: NULL, \
+	abort:		i91u_abort, \
+	reset:		i91u_reset, \
+	slave_attach:	NULL, \
+	bios_param:	i91u_biosparam, \
+	can_queue:	1, \
+	this_id:	1, \
+	sg_tablesize:	SG_ALL, \
+	cmd_per_lun: 	1, \
+	present:	0, \
+	unchecked_isa_dma: 0, \
+	use_clustering:	ENABLE_CLUSTERING, \
+ use_new_eh_code: 0 \
+}
+#endif
+#endif
+
+
+#define VIRT_TO_BUS(i)  (unsigned int) virt_to_bus((void *)(i))
+#define ULONG   unsigned long
+#define USHORT  unsigned short
+#define UCHAR   unsigned char
+#define BYTE    unsigned char
+#define WORD    unsigned short
+#define DWORD   unsigned long
+#define UBYTE   unsigned char
+#define UWORD   unsigned short
+#define UDWORD  unsigned long
+#ifdef ALPHA
+#define U32   unsigned int
+#else
+#define U32   unsigned long
+#endif
+
+#ifndef NULL
+#define NULL     0		/* zero          */
+#endif
+#ifndef TRUE
+#define TRUE     (1)		/* boolean true  */
+#endif
+#ifndef FALSE
+#define FALSE    (0)		/* boolean false */
+#endif
+#ifndef FAILURE
+#define FAILURE  (-1)
+#endif
+
+#define i91u_MAXQUEUE		2
+#define TOTAL_SG_ENTRY		32
+#define MAX_TARGETS		16
+#define SENSE_SIZE		14
+
+#define INI_VENDOR_ID   0x1101	/* Initio's PCI vendor ID       */
+#define I950_DEVICE_ID	0x9500	/* Initio's inic-950 product ID   */
+#define I940_DEVICE_ID	0x9400	/* Initio's inic-940 product ID   */
+#define I935_DEVICE_ID	0x9401	/* Initio's inic-935 product ID   */
+#define I920_DEVICE_ID	0x0002	/* Initio's other product ID      */
+
+/************************************************************************/
+/*              Scatter-Gather Element Structure                        */
+/************************************************************************/
+typedef struct SG_Struc {
+	U32 SG_Ptr;		/* Data Pointer */
+	U32 SG_Len;		/* Data Length */
+} SG;
+
+/***********************************************************************
+		SCSI Control Block
+************************************************************************/
+typedef struct Scsi_Ctrl_Blk {
+	U32 SCB_InitioReserved[9];	/* 0 */
+
+	UBYTE SCB_Opcode;	/*24 SCB command code */
+	UBYTE SCB_Flags;	/*25 SCB Flags */
+	UBYTE SCB_Target;	/*26 Target Id */
+	UBYTE SCB_Lun;		/*27 Lun */
+	U32 SCB_BufPtr;		/*28 Data Buffer Pointer */
+	U32 SCB_BufLen;		/*2C Data Allocation Length */
+	UBYTE SCB_SGLen;	/*30 SG list # */
+	UBYTE SCB_SenseLen;	/*31 Sense Allocation Length */
+	UBYTE SCB_HaStat;	/*32 */
+	UBYTE SCB_TaStat;	/*33 */
+	UBYTE SCB_CDBLen;	/*34 CDB Length */
+	UBYTE SCB_Ident;	/*35 Identify */
+	UBYTE SCB_TagMsg;	/*36 Tag Message */
+	UBYTE SCB_TagId;	/*37 Queue Tag */
+	UBYTE SCB_CDB[12];	/*38 */
+	U32 SCB_SGPAddr;	/*44 SG List/Sense Buf phy. Addr. */
+	U32 SCB_SensePtr;	/*48 Sense data pointer */
+	void (*SCB_Post) (BYTE *, BYTE *);	/*4C POST routine */
+	Scsi_Cmnd *SCB_Srb;	/*50 SRB Pointer */
+	SG SCB_SGList[TOTAL_SG_ENTRY];	/*54 Start of SG list */
+} SCB;
+
+/* Opcodes of SCB_Opcode */
+#define ExecSCSI        0x1
+#define BusDevRst       0x2
+#define AbortCmd        0x3
+
+/* Bit Definition for SCB_Flags */
+#define SCF_DONE        0x01
+#define SCF_POST        0x02
+#define SCF_SENSE       0x04
+#define SCF_DIR         0x18
+#define SCF_NO_DCHK     0x00
+#define SCF_DIN         0x08
+#define SCF_DOUT        0x10
+#define SCF_NO_XF       0x18
+#define SCF_POLL        0x40
+#define SCF_SG          0x80
+
+/* Error Codes for SCB_HaStat */
+#define HOST_SEL_TOUT   0x11
+#define HOST_DO_DU      0x12
+#define HOST_BUS_FREE   0x13
+#define HOST_BAD_PHAS   0x14
+#define HOST_INV_CMD    0x16
+#define HOST_SCSI_RST   0x1B
+#define HOST_DEV_RST    0x1C
+
+/* Error Codes for SCB_TaStat */
+#define TARGET_CHKCOND  0x02
+#define TARGET_BUSY     0x08
+
+/* Queue tag msg: Simple_quque_tag, Head_of_queue_tag, Ordered_queue_tag */
+#define MSG_STAG        0x20
+#define MSG_HTAG        0x21
+#define MSG_OTAG        0x22
+
+/***********************************************************************
+		Target Device Control Structure
+**********************************************************************/
+
+typedef struct Tar_Ctrl_Struc {
+	ULONG TCS_InitioReserved;	/* 0 */
+
+	UWORD TCS_DrvFlags;	/* 4 */
+	UBYTE TCS_DrvHead;	/* 6 */
+	UBYTE TCS_DrvSector;	/* 7 */
+} TCS;
+
+/***********************************************************************
+		Target Device Control Structure
+**********************************************************************/
+/* Bit Definition for TCF_DrvFlags */
+#define TCF_DRV_255_63          0x0400
+
+/***********************************************************************
+	      Host Adapter Control Structure
+************************************************************************/
+typedef struct Ha_Ctrl_Struc {
+	UWORD HCS_Base;		/* 00 */
+	UWORD HCS_BIOS;		/* 02 */
+	UBYTE HCS_Intr;		/* 04 */
+	UBYTE HCS_SCSI_ID;	/* 05 */
+	UBYTE HCS_MaxTar;	/* 06 */
+	UBYTE HCS_NumScbs;	/* 07 */
+
+	UBYTE HCS_Flags;	/* 08 */
+	UBYTE HCS_Index;	/* 09 */
+	UBYTE HCS_Reserved[2];	/* 0a */
+	ULONG HCS_InitioReserved[27];	/* 0C */
+	TCS HCS_Tcs[16];	/* 78 -> 16 Targets */
+	Scsi_Cmnd *pSRB_head;	/* SRB save queue header     */
+	Scsi_Cmnd *pSRB_tail;	/* SRB save queue tail       */
+#if LINUX_VERSION_CODE >= CVT_LINUX_VERSION(2,1,95)
+	spinlock_t HCS_AvailLock;
+	spinlock_t HCS_SemaphLock;
+	spinlock_t pSRB_lock;
+#endif
+} HCS;
+
+/* Bit Definition for HCB_Flags */
+#define HCF_EXPECT_RESET        0x10
+
+/* SCSI related definition                                              */
+#define DISC_NOT_ALLOW          0x80	/* Disconnect is not allowed    */
+#define DISC_ALLOW              0xC0	/* Disconnect is allowed        */

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