| /************************************************************************** |
| * 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, \ |
| } |
| |
| #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 |