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/**************************************************************************
* Initio A100 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 General 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: inia100.h
* Description: INI-A100U2W LINUX device driver header
* Revision History:
* 06/18/98 HL, Initial production Version 1.02
* 12/19/98 bv, Use spinlocks for 2.1.95 and up
****************************************************************************/
#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 inia100_detect(Scsi_Host_Template *);
extern int inia100_release(struct Scsi_Host *);
extern int inia100_command(Scsi_Cmnd *);
extern int inia100_queue(Scsi_Cmnd *, void (*done) (Scsi_Cmnd *));
extern int inia100_abort(Scsi_Cmnd *);
extern int inia100_reset(Scsi_Cmnd *, unsigned int);
extern int inia100_biosparam(Scsi_Disk *, kdev_t, int *); /*for linux v2.0 */
#define inia100_REVID "Initio INI-A100U2W SCSI device driver; Revision: 1.02c"
#define INIA100 { \
next: NULL, \
module: NULL, \
proc_name: "INIA100", \
proc_info: NULL, \
name: inia100_REVID, \
detect: inia100_detect, \
release: inia100_release, \
info: NULL, \
command: inia100_command, \
queuecommand: inia100_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: inia100_abort, \
reset: inia100_reset, \
slave_attach: NULL, \
bios_param: inia100_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 \
}
#define VIRT_TO_BUS(i) (unsigned int) virt_to_bus((void *)(i))
#define ULONG unsigned long
#define PVOID void *
#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
#if 1
#define ORC_MAXQUEUE 245
#else
#define ORC_MAXQUEUE 25
#endif
#define TOTAL_SG_ENTRY 32
#define MAX_TARGETS 16
#define IMAX_CDB 15
#define SENSE_SIZE 14
#define MAX_SUPPORTED_ADAPTERS 4
#define SUCCESSFUL 0x00
#define I920_DEVICE_ID 0x0002 /* Initio's inic-950 product ID */
/************************************************************************/
/* Scatter-Gather Element Structure */
/************************************************************************/
typedef struct ORC_SG_Struc {
U32 SG_Ptr; /* Data Pointer */
U32 SG_Len; /* Data Length */
} ORC_SG;
/* SCSI related definition */
#define DISC_NOT_ALLOW 0x80 /* Disconnect is not allowed */
#define DISC_ALLOW 0xC0 /* Disconnect is allowed */
#define ORC_OFFSET_SCB 16
#define ORC_MAX_SCBS 250
#define MAX_CHANNELS 2
#define MAX_ESCB_ELE 64
#define TCF_DRV_255_63 0x0400
/********************************************************/
/* Orchid Configuration Register Set */
/********************************************************/
#define ORC_PVID 0x00 /* Vendor ID */
#define ORC_VENDOR_ID 0x1101 /* Orchid vendor ID */
#define ORC_PDID 0x02 /* Device ID */
#define ORC_DEVICE_ID 0x1060 /* Orchid device ID */
#define ORC_COMMAND 0x04 /* Command */
#define BUSMS 0x04 /* BUS MASTER Enable */
#define IOSPA 0x01 /* IO Space Enable */
#define ORC_STATUS 0x06 /* Status register */
#define ORC_REVISION 0x08 /* Revision number */
#define ORC_BASE 0x10 /* Base address */
#define ORC_BIOS 0x50 /* Expansion ROM base address */
#define ORC_INT_NUM 0x3C /* Interrupt line */
#define ORC_INT_PIN 0x3D /* Interrupt pin */
/********************************************************/
/* Orchid Host Command Set */
/********************************************************/
#define ORC_CMD_NOP 0x00 /* Host command - NOP */
#define ORC_CMD_VERSION 0x01 /* Host command - Get F/W version */
#define ORC_CMD_ECHO 0x02 /* Host command - ECHO */
#define ORC_CMD_SET_NVM 0x03 /* Host command - Set NVRAM */
#define ORC_CMD_GET_NVM 0x04 /* Host command - Get NVRAM */
#define ORC_CMD_GET_BUS_STATUS 0x05 /* Host command - Get SCSI bus status */
#define ORC_CMD_ABORT_SCB 0x06 /* Host command - Abort SCB */
#define ORC_CMD_ISSUE_SCB 0x07 /* Host command - Issue SCB */
/********************************************************/
/* Orchid Register Set */
/********************************************************/
#define ORC_GINTS 0xA0 /* Global Interrupt Status */
#define QINT 0x04 /* Reply Queue Interrupt */
#define ORC_GIMSK 0xA1 /* Global Interrupt MASK */
#define MQINT 0x04 /* Mask Reply Queue Interrupt */
#define ORC_GCFG 0xA2 /* Global Configure */
#define EEPRG 0x01 /* Enable EEPROM programming */
#define ORC_GSTAT 0xA3 /* Global status */
#define WIDEBUS 0x10 /* Wide SCSI Devices connected */
#define ORC_HDATA 0xA4 /* Host Data */
#define ORC_HCTRL 0xA5 /* Host Control */
#define SCSIRST 0x80 /* SCSI bus reset */
#define HDO 0x40 /* Host data out */
#define HOSTSTOP 0x02 /* Host stop RISC engine */
#define DEVRST 0x01 /* Device reset */
#define ORC_HSTUS 0xA6 /* Host Status */
#define HDI 0x02 /* Host data in */
#define RREADY 0x01 /* RISC engine is ready to receive */
#define ORC_NVRAM 0xA7 /* Nvram port address */
#define SE2CS 0x008
#define SE2CLK 0x004
#define SE2DO 0x002
#define SE2DI 0x001
#define ORC_PQUEUE 0xA8 /* Posting queue FIFO */
#define ORC_PQCNT 0xA9 /* Posting queue FIFO Cnt */
#define ORC_RQUEUE 0xAA /* Reply queue FIFO */
#define ORC_RQUEUECNT 0xAB /* Reply queue FIFO Cnt */
#define ORC_FWBASEADR 0xAC /* Firmware base address */
#define ORC_EBIOSADR0 0xB0 /* External Bios address */
#define ORC_EBIOSADR1 0xB1 /* External Bios address */
#define ORC_EBIOSADR2 0xB2 /* External Bios address */
#define ORC_EBIOSDATA 0xB3 /* External Bios address */
#define ORC_SCBSIZE 0xB7 /* SCB size register */
#define ORC_SCBBASE0 0xB8 /* SCB base address 0 */
#define ORC_SCBBASE1 0xBC /* SCB base address 1 */
#define ORC_RISCCTL 0xE0 /* RISC Control */
#define PRGMRST 0x002
#define DOWNLOAD 0x001
#define ORC_PRGMCTR0 0xE2 /* RISC program counter */
#define ORC_PRGMCTR1 0xE3 /* RISC program counter */
#define ORC_RISCRAM 0xEC /* RISC RAM data port 4 bytes */
typedef struct orc_extended_scb { /* Extended SCB */
ORC_SG ESCB_SGList[TOTAL_SG_ENTRY]; /*0 Start of SG list */
Scsi_Cmnd *SCB_Srb; /*50 SRB Pointer */
} ESCB;
/***********************************************************************
SCSI Control Block
************************************************************************/
typedef struct orc_scb { /* Scsi_Ctrl_Blk */
UBYTE SCB_Opcode; /*00 SCB command code&residual */
UBYTE SCB_Flags; /*01 SCB Flags */
UBYTE SCB_Target; /*02 Target Id */
UBYTE SCB_Lun; /*03 Lun */
U32 SCB_Reserved0; /*04 Reserved for ORCHID must 0 */
U32 SCB_XferLen; /*08 Data Transfer Length */
U32 SCB_Reserved1; /*0C Reserved for ORCHID must 0 */
U32 SCB_SGLen; /*10 SG list # * 8 */
U32 SCB_SGPAddr; /*14 SG List Buf physical Addr */
U32 SCB_SGPAddrHigh; /*18 SG Buffer high physical Addr */
UBYTE SCB_HaStat; /*1C Host Status */
UBYTE SCB_TaStat; /*1D Target Status */
UBYTE SCB_Status; /*1E SCB status */
UBYTE SCB_Link; /*1F Link pointer, default 0xFF */
UBYTE SCB_SenseLen; /*20 Sense Allocation Length */
UBYTE SCB_CDBLen; /*21 CDB Length */
UBYTE SCB_Ident; /*22 Identify */
UBYTE SCB_TagMsg; /*23 Tag Message */
UBYTE SCB_CDB[IMAX_CDB]; /*24 SCSI CDBs */
UBYTE SCB_ScbIdx; /*3C Index for this ORCSCB */
U32 SCB_SensePAddr; /*34 Sense Buffer physical Addr */
ESCB *SCB_EScb; /*38 Extended SCB Pointer */
#ifndef ALPHA
UBYTE SCB_Reserved2[4]; /*3E Reserved for Driver use */
#endif
} ORC_SCB;
/* Opcodes of ORCSCB_Opcode */
#define ORC_EXECSCSI 0x00 /* SCSI initiator command with residual */
#define ORC_BUSDEVRST 0x01 /* SCSI Bus Device Reset */
/* Status of ORCSCB_Status */
#define ORCSCB_COMPLETE 0x00 /* SCB request completed */
#define ORCSCB_POST 0x01 /* SCB is posted by the HOST */
/* Bit Definition for ORCSCB_Flags */
#define SCF_DISINT 0x01 /* Disable HOST interrupt */
#define SCF_DIR 0x18 /* Direction bits */
#define SCF_NO_DCHK 0x00 /* Direction determined by SCSI */
#define SCF_DIN 0x08 /* From Target to Initiator */
#define SCF_DOUT 0x10 /* From Initiator to Target */
#define SCF_NO_XF 0x18 /* No data transfer */
#define SCF_POLL 0x40
/* Error Codes for ORCSCB_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 ORCSCB_TaStat */
#define TARGET_CHK_COND 0x02
#define TARGET_BUSY 0x08
#define TARGET_TAG_FULL 0x28
/* 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
#define MSG_IGNOREWIDE 0x23
#define MSG_IDENT 0x80
#define MSG_DISC 0x40 /* Disconnect allowed */
/* SCSI MESSAGE */
#define MSG_EXTEND 0x01
#define MSG_SDP 0x02
#define MSG_ABORT 0x06
#define MSG_REJ 0x07
#define MSG_NOP 0x08
#define MSG_PARITY 0x09
#define MSG_DEVRST 0x0C
#define MSG_STAG 0x20
/***********************************************************************
Target Device Control Structure
**********************************************************************/
typedef struct ORC_Tar_Ctrl_Struc {
UBYTE TCS_DrvDASD; /* 6 */
UBYTE TCS_DrvSCSI; /* 7 */
UBYTE TCS_DrvHead; /* 8 */
UWORD TCS_DrvFlags; /* 4 */
UBYTE TCS_DrvSector; /* 7 */
} ORC_TCS, *PORC_TCS;
/* Bit Definition for TCF_DrvFlags */
#define TCS_DF_NODASD_SUPT 0x20 /* Suppress OS/2 DASD Mgr support */
#define TCS_DF_NOSCSI_SUPT 0x40 /* Suppress OS/2 SCSI Mgr support */
/***********************************************************************
Host Adapter Control Structure
************************************************************************/
typedef struct ORC_Ha_Ctrl_Struc {
USHORT HCS_Base; /* 00 */
UBYTE HCS_Index; /* 02 */
UBYTE HCS_Intr; /* 04 */
UBYTE HCS_SCSI_ID; /* 06 H/A SCSI ID */
UBYTE HCS_BIOS; /* 07 BIOS configuration */
UBYTE HCS_Flags; /* 0B */
UBYTE HCS_HAConfig1; /* 1B SCSI0MAXTags */
UBYTE HCS_MaxTar; /* 1B SCSI0MAXTags */
USHORT HCS_Units; /* Number of units this adapter */
USHORT HCS_AFlags; /* Adapter info. defined flags */
ULONG HCS_Timeout; /* Adapter timeout value */
PVOID HCS_virScbArray; /* 28 Virtual Pointer to SCB array */
U32 HCS_physScbArray; /* Scb Physical address */
PVOID HCS_virEscbArray; /* Virtual pointer to ESCB Scatter list */
U32 HCS_physEscbArray; /* scatter list Physical address */
UBYTE TargetFlag[16]; /* 30 target configuration, TCF_EN_TAG */
UBYTE MaximumTags[16]; /* 40 ORC_MAX_SCBS */
UBYTE ActiveTags[16][16]; /* 50 */
ORC_TCS HCS_Tcs[16]; /* 28 */
U32 BitAllocFlag[MAX_CHANNELS][8]; /* Max STB is 256, So 256/32 */
spinlock_t BitAllocFlagLock;
Scsi_Cmnd *pSRB_head;
Scsi_Cmnd *pSRB_tail;
spinlock_t pSRB_lock;
} ORC_HCS;
/* Bit Definition for HCS_Flags */
#define HCF_SCSI_RESET 0x01 /* SCSI BUS RESET */
#define HCF_PARITY 0x02 /* parity card */
#define HCF_LVDS 0x10 /* parity card */
/* Bit Definition for TargetFlag */
#define TCF_EN_255 0x08
#define TCF_EN_TAG 0x10
#define TCF_BUSY 0x20
#define TCF_DISCONNECT 0x40
#define TCF_SPIN_UP 0x80
/* Bit Definition for HCS_AFlags */
#define HCS_AF_IGNORE 0x01 /* Adapter ignore */
#define HCS_AF_DISABLE_RESET 0x10 /* Adapter disable reset */
#define HCS_AF_DISABLE_ADPT 0x80 /* Adapter disable */
/*---------------------------------------*/
/* TimeOut for RESET to complete (30s) */
/* */
/* After a RESET the drive is checked */
/* every 200ms. */
/*---------------------------------------*/
#define DELAYED_RESET_MAX (30*1000L)
#define DELAYED_RESET_INTERVAL 200L
/*----------------------------------------------*/
/* TimeOut for IRQ from last interrupt (5s) */
/*----------------------------------------------*/
#define IRQ_TIMEOUT_INTERVAL (5*1000L)
/*----------------------------------------------*/
/* Retry Delay interval (200ms) */
/*----------------------------------------------*/
#define DELAYED_RETRY_INTERVAL 200L
#define INQUIRY_SIZE 36
#define CAPACITY_SIZE 8
#define DEFAULT_SENSE_LEN 14
#define DEVICE_NOT_FOUND 0x86
/*----------------------------------------------*/
/* Definition for PCI device */
/*----------------------------------------------*/
#define MAX_PCI_DEVICES 21
#define MAX_PCI_BUSES 8
|
