inia100.h
上传用户:lgb322
上传日期:2013-02-24
资源大小:30529k
文件大小:17k
- /**************************************************************************
- * 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 <linux/types.h>
- #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
- #define U32 u32
- #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