| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Linus Torvalds (pre-git) | 1861 | 86.72% | 1 | 14.29% |
| Alan Cox | 219 | 10.21% | 2 | 28.57% |
| Christoph Hellwig | 55 | 2.56% | 1 | 14.29% |
| Adrian Bunk | 6 | 0.28% | 1 | 14.29% |
| Linus Torvalds | 3 | 0.14% | 1 | 14.29% |
| Lucas De Marchi | 2 | 0.09% | 1 | 14.29% |
| Total | 2146 | 7 |
/************************************************************************** * Initio 9100 device driver for Linux. * * Copyright (c) 1994-1998 Initio Corporation * All rights reserved. * * Cleanups (c) Copyright 2007 Red Hat <alan@lxorguk.ukuu.org.uk> * * 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. * * 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. * **************************************************************************/ #include <linux/types.h> #define TOTAL_SG_ENTRY 32 #define MAX_SUPPORTED_ADAPTERS 8 #define MAX_OFFSET 15 #define MAX_TARGETS 16 typedef struct { unsigned short base; unsigned short vec; } i91u_config; /***************************************/ /* Tulip Configuration Register Set */ /***************************************/ #define TUL_PVID 0x00 /* Vendor ID */ #define TUL_PDID 0x02 /* Device ID */ #define TUL_PCMD 0x04 /* Command */ #define TUL_PSTUS 0x06 /* Status */ #define TUL_PRID 0x08 /* Revision number */ #define TUL_PPI 0x09 /* Programming interface */ #define TUL_PSC 0x0A /* Sub Class */ #define TUL_PBC 0x0B /* Base Class */ #define TUL_PCLS 0x0C /* Cache line size */ #define TUL_PLTR 0x0D /* Latency timer */ #define TUL_PHDT 0x0E /* Header type */ #define TUL_PBIST 0x0F /* BIST */ #define TUL_PBAD 0x10 /* Base address */ #define TUL_PBAD1 0x14 /* Base address */ #define TUL_PBAD2 0x18 /* Base address */ #define TUL_PBAD3 0x1C /* Base address */ #define TUL_PBAD4 0x20 /* Base address */ #define TUL_PBAD5 0x24 /* Base address */ #define TUL_PRSVD 0x28 /* Reserved */ #define TUL_PRSVD1 0x2C /* Reserved */ #define TUL_PRAD 0x30 /* Expansion ROM base address */ #define TUL_PRSVD2 0x34 /* Reserved */ #define TUL_PRSVD3 0x38 /* Reserved */ #define TUL_PINTL 0x3C /* Interrupt line */ #define TUL_PINTP 0x3D /* Interrupt pin */ #define TUL_PIGNT 0x3E /* MIN_GNT */ #define TUL_PMGNT 0x3F /* MAX_GNT */ /************************/ /* Jasmin Register Set */ /************************/ #define TUL_HACFG0 0x40 /* H/A Configuration Register 0 */ #define TUL_HACFG1 0x41 /* H/A Configuration Register 1 */ #define TUL_HACFG2 0x42 /* H/A Configuration Register 2 */ #define TUL_SDCFG0 0x44 /* SCSI Device Configuration 0 */ #define TUL_SDCFG1 0x45 /* SCSI Device Configuration 1 */ #define TUL_SDCFG2 0x46 /* SCSI Device Configuration 2 */ #define TUL_SDCFG3 0x47 /* SCSI Device Configuration 3 */ #define TUL_GINTS 0x50 /* Global Interrupt Status Register */ #define TUL_GIMSK 0x52 /* Global Interrupt MASK Register */ #define TUL_GCTRL 0x54 /* Global Control Register */ #define TUL_GCTRL_EEPROM_BIT 0x04 #define TUL_GCTRL1 0x55 /* Global Control Register */ #define TUL_DMACFG 0x5B /* DMA configuration */ #define TUL_NVRAM 0x5D /* Non-volatile RAM port */ #define TUL_SCnt0 0x80 /* 00 R/W Transfer Counter Low */ #define TUL_SCnt1 0x81 /* 01 R/W Transfer Counter Mid */ #define TUL_SCnt2 0x82 /* 02 R/W Transfer Count High */ #define TUL_SFifoCnt 0x83 /* 03 R FIFO counter */ #define TUL_SIntEnable 0x84 /* 03 W Interrupt enble */ #define TUL_SInt 0x84 /* 04 R Interrupt Register */ #define TUL_SCtrl0 0x85 /* 05 W Control 0 */ #define TUL_SStatus0 0x85 /* 05 R Status 0 */ #define TUL_SCtrl1 0x86 /* 06 W Control 1 */ #define TUL_SStatus1 0x86 /* 06 R Status 1 */ #define TUL_SConfig 0x87 /* 07 W Configuration */ #define TUL_SStatus2 0x87 /* 07 R Status 2 */ #define TUL_SPeriod 0x88 /* 08 W Sync. Transfer Period & Offset */ #define TUL_SOffset 0x88 /* 08 R Offset */ #define TUL_SScsiId 0x89 /* 09 W SCSI ID */ #define TUL_SBusId 0x89 /* 09 R SCSI BUS ID */ #define TUL_STimeOut 0x8A /* 0A W Sel/Resel Time Out Register */ #define TUL_SIdent 0x8A /* 0A R Identify Message Register */ #define TUL_SAvail 0x8A /* 0A R Available Counter Register */ #define TUL_SData 0x8B /* 0B R/W SCSI data in/out */ #define TUL_SFifo 0x8C /* 0C R/W FIFO */ #define TUL_SSignal 0x90 /* 10 R/W SCSI signal in/out */ #define TUL_SCmd 0x91 /* 11 R/W Command */ #define TUL_STest0 0x92 /* 12 R/W Test0 */ #define TUL_STest1 0x93 /* 13 R/W Test1 */ #define TUL_SCFG1 0x94 /* 14 R/W Configuration */ #define TUL_XAddH 0xC0 /*DMA Transfer Physical Address */ #define TUL_XAddW 0xC8 /*DMA Current Transfer Physical Address */ #define TUL_XCntH 0xD0 /*DMA Transfer Counter */ #define TUL_XCntW 0xD4 /*DMA Current Transfer Counter */ #define TUL_XCmd 0xD8 /*DMA Command Register */ #define TUL_Int 0xDC /*Interrupt Register */ #define TUL_XStatus 0xDD /*DMA status Register */ #define TUL_Mask 0xE0 /*Interrupt Mask Register */ #define TUL_XCtrl 0xE4 /*DMA Control Register */ #define TUL_XCtrl1 0xE5 /*DMA Control Register 1 */ #define TUL_XFifo 0xE8 /*DMA FIFO */ #define TUL_WCtrl 0xF7 /*Bus master wait state control */ #define TUL_DCtrl 0xFB /*DMA delay control */ /*----------------------------------------------------------------------*/ /* bit definition for Command register of Configuration Space Header */ /*----------------------------------------------------------------------*/ #define BUSMS 0x04 /* BUS MASTER Enable */ #define IOSPA 0x01 /* IO Space Enable */ /*----------------------------------------------------------------------*/ /* Command Codes of Tulip SCSI Command register */ /*----------------------------------------------------------------------*/ #define TSC_EN_RESEL 0x80 /* Enable Reselection */ #define TSC_CMD_COMP 0x84 /* Command Complete Sequence */ #define TSC_SEL 0x01 /* Select Without ATN Sequence */ #define TSC_SEL_ATN 0x11 /* Select With ATN Sequence */ #define TSC_SEL_ATN_DMA 0x51 /* Select With ATN Sequence with DMA */ #define TSC_SEL_ATN3 0x31 /* Select With ATN3 Sequence */ #define TSC_SEL_ATNSTOP 0x12 /* Select With ATN and Stop Sequence */ #define TSC_SELATNSTOP 0x1E /* Select With ATN and Stop Sequence */ #define TSC_SEL_ATN_DIRECT_IN 0x95 /* Select With ATN Sequence */ #define TSC_SEL_ATN_DIRECT_OUT 0x15 /* Select With ATN Sequence */ #define TSC_SEL_ATN3_DIRECT_IN 0xB5 /* Select With ATN3 Sequence */ #define TSC_SEL_ATN3_DIRECT_OUT 0x35 /* Select With ATN3 Sequence */ #define TSC_XF_DMA_OUT_DIRECT 0x06 /* DMA Xfer Information out */ #define TSC_XF_DMA_IN_DIRECT 0x86 /* DMA Xfer Information in */ #define TSC_XF_DMA_OUT 0x43 /* DMA Xfer Information out */ #define TSC_XF_DMA_IN 0xC3 /* DMA Xfer Information in */ #define TSC_XF_FIFO_OUT 0x03 /* FIFO Xfer Information out */ #define TSC_XF_FIFO_IN 0x83 /* FIFO Xfer Information in */ #define TSC_MSG_ACCEPT 0x0F /* Message Accept */ /*----------------------------------------------------------------------*/ /* bit definition for Tulip SCSI Control 0 Register */ /*----------------------------------------------------------------------*/ #define TSC_RST_SEQ 0x20 /* Reset sequence counter */ #define TSC_FLUSH_FIFO 0x10 /* Flush FIFO */ #define TSC_ABT_CMD 0x04 /* Abort command (sequence) */ #define TSC_RST_CHIP 0x02 /* Reset SCSI Chip */ #define TSC_RST_BUS 0x01 /* Reset SCSI Bus */ /*----------------------------------------------------------------------*/ /* bit definition for Tulip SCSI Control 1 Register */ /*----------------------------------------------------------------------*/ #define TSC_EN_SCAM 0x80 /* Enable SCAM */ #define TSC_TIMER 0x40 /* Select timeout unit */ #define TSC_EN_SCSI2 0x20 /* SCSI-2 mode */ #define TSC_PWDN 0x10 /* Power down mode */ #define TSC_WIDE_CPU 0x08 /* Wide CPU */ #define TSC_HW_RESELECT 0x04 /* Enable HW reselect */ #define TSC_EN_BUS_OUT 0x02 /* Enable SCSI data bus out latch */ #define TSC_EN_BUS_IN 0x01 /* Enable SCSI data bus in latch */ /*----------------------------------------------------------------------*/ /* bit definition for Tulip SCSI Configuration Register */ /*----------------------------------------------------------------------*/ #define TSC_EN_LATCH 0x80 /* Enable phase latch */ #define TSC_INITIATOR 0x40 /* Initiator mode */ #define TSC_EN_SCSI_PAR 0x20 /* Enable SCSI parity */ #define TSC_DMA_8BIT 0x10 /* Alternate dma 8-bits mode */ #define TSC_DMA_16BIT 0x08 /* Alternate dma 16-bits mode */ #define TSC_EN_WDACK 0x04 /* Enable DACK while wide SCSI xfer */ #define TSC_ALT_PERIOD 0x02 /* Alternate sync period mode */ #define TSC_DIS_SCSIRST 0x01 /* Disable SCSI bus reset us */ #define TSC_INITDEFAULT (TSC_INITIATOR | TSC_EN_LATCH | TSC_ALT_PERIOD | TSC_DIS_SCSIRST) #define TSC_WIDE_SCSI 0x80 /* Enable Wide SCSI */ /*----------------------------------------------------------------------*/ /* bit definition for Tulip SCSI signal Register */ /*----------------------------------------------------------------------*/ #define TSC_RST_ACK 0x00 /* Release ACK signal */ #define TSC_RST_ATN 0x00 /* Release ATN signal */ #define TSC_RST_BSY 0x00 /* Release BSY signal */ #define TSC_SET_ACK 0x40 /* ACK signal */ #define TSC_SET_ATN 0x08 /* ATN signal */ #define TSC_REQI 0x80 /* REQ signal */ #define TSC_ACKI 0x40 /* ACK signal */ #define TSC_BSYI 0x20 /* BSY signal */ #define TSC_SELI 0x10 /* SEL signal */ #define TSC_ATNI 0x08 /* ATN signal */ #define TSC_MSGI 0x04 /* MSG signal */ #define TSC_CDI 0x02 /* C/D signal */ #define TSC_IOI 0x01 /* I/O signal */ /*----------------------------------------------------------------------*/ /* bit definition for Tulip SCSI Status 0 Register */ /*----------------------------------------------------------------------*/ #define TSS_INT_PENDING 0x80 /* Interrupt pending */ #define TSS_SEQ_ACTIVE 0x40 /* Sequencer active */ #define TSS_XFER_CNT 0x20 /* Transfer counter zero */ #define TSS_FIFO_EMPTY 0x10 /* FIFO empty */ #define TSS_PAR_ERROR 0x08 /* SCSI parity error */ #define TSS_PH_MASK 0x07 /* SCSI phase mask */ /*----------------------------------------------------------------------*/ /* bit definition for Tulip SCSI Status 1 Register */ /*----------------------------------------------------------------------*/ #define TSS_STATUS_RCV 0x08 /* Status received */ #define TSS_MSG_SEND 0x40 /* Message sent */ #define TSS_CMD_PH_CMP 0x20 /* command phase done */ #define TSS_DATA_PH_CMP 0x10 /* Data phase done */ #define TSS_STATUS_SEND 0x08 /* Status sent */ #define TSS_XFER_CMP 0x04 /* Transfer completed */ #define TSS_SEL_CMP 0x02 /* Selection completed */ #define TSS_ARB_CMP 0x01 /* Arbitration completed */ /*----------------------------------------------------------------------*/ /* bit definition for Tulip SCSI Status 2 Register */ /*----------------------------------------------------------------------*/ #define TSS_CMD_ABTED 0x80 /* Command aborted */ #define TSS_OFFSET_0 0x40 /* Offset counter zero */ #define TSS_FIFO_FULL 0x20 /* FIFO full */ #define TSS_TIMEOUT_0 0x10 /* Timeout counter zero */ #define TSS_BUSY_RLS 0x08 /* Busy release */ #define TSS_PH_MISMATCH 0x04 /* Phase mismatch */ #define TSS_SCSI_BUS_EN 0x02 /* SCSI data bus enable */ #define TSS_SCSIRST 0x01 /* SCSI bus reset in progress */ /*----------------------------------------------------------------------*/ /* bit definition for Tulip SCSI Interrupt Register */ /*----------------------------------------------------------------------*/ #define TSS_RESEL_INT 0x80 /* Reselected interrupt */ #define TSS_SEL_TIMEOUT 0x40 /* Selected/reselected timeout */ #define TSS_BUS_SERV 0x20 #define TSS_SCSIRST_INT 0x10 /* SCSI bus reset detected */ #define TSS_DISC_INT 0x08 /* Disconnected interrupt */ #define TSS_SEL_INT 0x04 /* Select interrupt */ #define TSS_SCAM_SEL 0x02 /* SCAM selected */ #define TSS_FUNC_COMP 0x01 /*----------------------------------------------------------------------*/ /* SCSI Phase Codes. */ /*----------------------------------------------------------------------*/ #define DATA_OUT 0 #define DATA_IN 1 /* 4 */ #define CMD_OUT 2 #define STATUS_IN 3 /* 6 */ #define MSG_OUT 6 /* 3 */ #define MSG_IN 7 /*----------------------------------------------------------------------*/ /* Command Codes of Tulip xfer Command register */ /*----------------------------------------------------------------------*/ #define TAX_X_FORC 0x02 #define TAX_X_ABT 0x04 #define TAX_X_CLR_FIFO 0x08 #define TAX_X_IN 0x21 #define TAX_X_OUT 0x01 #define TAX_SG_IN 0xA1 #define TAX_SG_OUT 0x81 /*----------------------------------------------------------------------*/ /* Tulip Interrupt Register */ /*----------------------------------------------------------------------*/ #define XCMP 0x01 #define FCMP 0x02 #define XABT 0x04 #define XERR 0x08 #define SCMP 0x10 #define IPEND 0x80 /*----------------------------------------------------------------------*/ /* Tulip DMA Status Register */ /*----------------------------------------------------------------------*/ #define XPEND 0x01 /* Transfer pending */ #define FEMPTY 0x02 /* FIFO empty */ /*----------------------------------------------------------------------*/ /* bit definition for TUL_GCTRL */ /*----------------------------------------------------------------------*/ #define EXTSG 0x80 #define EXTAD 0x60 #define SEG4K 0x08 #define EEPRG 0x04 #define MRMUL 0x02 /*----------------------------------------------------------------------*/ /* bit definition for TUL_NVRAM */ /*----------------------------------------------------------------------*/ #define SE2CS 0x08 #define SE2CLK 0x04 #define SE2DO 0x02 #define SE2DI 0x01 /************************************************************************/ /* Scatter-Gather Element Structure */ /************************************************************************/ struct sg_entry { u32 data; /* Data Pointer */ u32 len; /* Data Length */ }; /*********************************************************************** SCSI Control Block ************************************************************************/ struct scsi_ctrl_blk { struct scsi_ctrl_blk *next; u8 status; /*4 */ u8 next_state; /*5 */ u8 mode; /*6 */ u8 msgin; /*7 SCB_Res0 */ u16 sgidx; /*8 */ u16 sgmax; /*A */ #ifdef ALPHA u32 reserved[2]; /*C */ #else u32 reserved[3]; /*C */ #endif u32 xferlen; /*18 Current xfer len */ u32 totxlen; /*1C Total xfer len */ u32 paddr; /*20 SCB phy. Addr. */ u8 opcode; /*24 SCB command code */ u8 flags; /*25 SCB Flags */ u8 target; /*26 Target Id */ u8 lun; /*27 Lun */ u32 bufptr; /*28 Data Buffer Pointer */ u32 buflen; /*2C Data Allocation Length */ u8 sglen; /*30 SG list # */ u8 senselen; /*31 Sense Allocation Length */ u8 hastat; /*32 */ u8 tastat; /*33 */ u8 cdblen; /*34 CDB Length */ u8 ident; /*35 Identify */ u8 tagmsg; /*36 Tag Message */ u8 tagid; /*37 Queue Tag */ u8 cdb[12]; /*38 */ u32 sgpaddr; /*44 SG List/Sense Buf phy. Addr. */ u32 senseptr; /*48 Sense data pointer */ void (*post) (u8 *, u8 *); /*4C POST routine */ struct scsi_cmnd *srb; /*50 SRB Pointer */ struct sg_entry sglist[TOTAL_SG_ENTRY]; /*54 Start of SG list */ }; /* Bit Definition for status */ #define SCB_RENT 0x01 #define SCB_PEND 0x02 #define SCB_CONTIG 0x04 /* Contingent Allegiance */ #define SCB_SELECT 0x08 #define SCB_BUSY 0x10 #define SCB_DONE 0x20 /* Opcodes for opcode */ #define ExecSCSI 0x1 #define BusDevRst 0x2 #define AbortCmd 0x3 /* Bit Definition for mode */ #define SCM_RSENS 0x01 /* request sense mode */ /* Bit Definition for 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_WR_VF 0x20 /* Write verify turn on */ #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_ABORTED 0x1A /* 07/21/98 */ #define HOST_SCSI_RST 0x1B #define HOST_DEV_RST 0x1C /* Error Codes for SCB_TaStat */ #define TARGET_CHKCOND 0x02 #define TARGET_BUSY 0x08 #define INI_QUEUE_FULL 0x28 /* SCSI MESSAGE */ #define MSG_COMP 0x00 #define MSG_EXTEND 0x01 #define MSG_SDP 0x02 #define MSG_RESTORE 0x03 #define MSG_DISC 0x04 #define MSG_IDE 0x05 #define MSG_ABORT 0x06 #define MSG_REJ 0x07 #define MSG_NOP 0x08 #define MSG_PARITY 0x09 #define MSG_LINK_COMP 0x0A #define MSG_LINK_FLAG 0x0B #define MSG_DEVRST 0x0C #define MSG_ABORT_TAG 0x0D /* 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 /*********************************************************************** Target Device Control Structure **********************************************************************/ struct target_control { u16 flags; u8 js_period; u8 sconfig0; u16 drv_flags; u8 heads; u8 sectors; }; /*********************************************************************** Target Device Control Structure **********************************************************************/ /* Bit Definition for TCF_Flags */ #define TCF_SCSI_RATE 0x0007 #define TCF_EN_DISC 0x0008 #define TCF_NO_SYNC_NEGO 0x0010 #define TCF_NO_WDTR 0x0020 #define TCF_EN_255 0x0040 #define TCF_EN_START 0x0080 #define TCF_WDTR_DONE 0x0100 #define TCF_SYNC_DONE 0x0200 #define TCF_BUSY 0x0400 /* Bit Definition for TCF_DrvFlags */ #define TCF_DRV_BUSY 0x01 /* Indicate target busy(driver) */ #define TCF_DRV_EN_TAG 0x0800 #define TCF_DRV_255_63 0x0400 /*********************************************************************** Host Adapter Control Structure ************************************************************************/ struct initio_host { u16 addr; /* 00 */ u16 bios_addr; /* 02 */ u8 irq; /* 04 */ u8 scsi_id; /* 05 */ u8 max_tar; /* 06 */ u8 num_scbs; /* 07 */ u8 flags; /* 08 */ u8 index; /* 09 */ u8 ha_id; /* 0A */ u8 config; /* 0B */ u16 idmask; /* 0C */ u8 semaph; /* 0E */ u8 phase; /* 0F */ u8 jsstatus0; /* 10 */ u8 jsint; /* 11 */ u8 jsstatus1; /* 12 */ u8 sconf1; /* 13 */ u8 msg[8]; /* 14 */ struct scsi_ctrl_blk *next_avail; /* 1C */ struct scsi_ctrl_blk *scb; /* 20 */ struct scsi_ctrl_blk *scb_end; /* 24 */ /*UNUSED*/ struct scsi_ctrl_blk *next_pending; /* 28 */ struct scsi_ctrl_blk *next_contig; /* 2C */ /*UNUSED*/ struct scsi_ctrl_blk *active; /* 30 */ struct target_control *active_tc; /* 34 */ struct scsi_ctrl_blk *first_avail; /* 38 */ struct scsi_ctrl_blk *last_avail; /* 3C */ struct scsi_ctrl_blk *first_pending; /* 40 */ struct scsi_ctrl_blk *last_pending; /* 44 */ struct scsi_ctrl_blk *first_busy; /* 48 */ struct scsi_ctrl_blk *last_busy; /* 4C */ struct scsi_ctrl_blk *first_done; /* 50 */ struct scsi_ctrl_blk *last_done; /* 54 */ u8 max_tags[16]; /* 58 */ u8 act_tags[16]; /* 68 */ struct target_control targets[MAX_TARGETS]; /* 78 */ spinlock_t avail_lock; spinlock_t semaph_lock; struct pci_dev *pci_dev; }; /* Bit Definition for HCB_Config */ #define HCC_SCSI_RESET 0x01 #define HCC_EN_PAR 0x02 #define HCC_ACT_TERM1 0x04 #define HCC_ACT_TERM2 0x08 #define HCC_AUTO_TERM 0x10 #define HCC_EN_PWR 0x80 /* Bit Definition for HCB_Flags */ #define HCF_EXPECT_DISC 0x01 #define HCF_EXPECT_SELECT 0x02 #define HCF_EXPECT_RESET 0x10 #define HCF_EXPECT_DONE_DISC 0x20 /****************************************************************** Serial EEProm *******************************************************************/ typedef struct _NVRAM_SCSI { /* SCSI channel configuration */ u8 NVM_ChSCSIID; /* 0Ch -> Channel SCSI ID */ u8 NVM_ChConfig1; /* 0Dh -> Channel config 1 */ u8 NVM_ChConfig2; /* 0Eh -> Channel config 2 */ u8 NVM_NumOfTarg; /* 0Fh -> Number of SCSI target */ /* SCSI target configuration */ u8 NVM_Targ0Config; /* 10h -> Target 0 configuration */ u8 NVM_Targ1Config; /* 11h -> Target 1 configuration */ u8 NVM_Targ2Config; /* 12h -> Target 2 configuration */ u8 NVM_Targ3Config; /* 13h -> Target 3 configuration */ u8 NVM_Targ4Config; /* 14h -> Target 4 configuration */ u8 NVM_Targ5Config; /* 15h -> Target 5 configuration */ u8 NVM_Targ6Config; /* 16h -> Target 6 configuration */ u8 NVM_Targ7Config; /* 17h -> Target 7 configuration */ u8 NVM_Targ8Config; /* 18h -> Target 8 configuration */ u8 NVM_Targ9Config; /* 19h -> Target 9 configuration */ u8 NVM_TargAConfig; /* 1Ah -> Target A configuration */ u8 NVM_TargBConfig; /* 1Bh -> Target B configuration */ u8 NVM_TargCConfig; /* 1Ch -> Target C configuration */ u8 NVM_TargDConfig; /* 1Dh -> Target D configuration */ u8 NVM_TargEConfig; /* 1Eh -> Target E configuration */ u8 NVM_TargFConfig; /* 1Fh -> Target F configuration */ } NVRAM_SCSI; typedef struct _NVRAM { /*----------header ---------------*/ u16 NVM_Signature; /* 0,1: Signature */ u8 NVM_Size; /* 2: Size of data structure */ u8 NVM_Revision; /* 3: Revision of data structure */ /* ----Host Adapter Structure ---- */ u8 NVM_ModelByte0; /* 4: Model number (byte 0) */ u8 NVM_ModelByte1; /* 5: Model number (byte 1) */ u8 NVM_ModelInfo; /* 6: Model information */ u8 NVM_NumOfCh; /* 7: Number of SCSI channel */ u8 NVM_BIOSConfig1; /* 8: BIOS configuration 1 */ u8 NVM_BIOSConfig2; /* 9: BIOS configuration 2 */ u8 NVM_HAConfig1; /* A: Hoat adapter configuration 1 */ u8 NVM_HAConfig2; /* B: Hoat adapter configuration 2 */ NVRAM_SCSI NVM_SCSIInfo[2]; u8 NVM_reserved[10]; /* ---------- CheckSum ---------- */ u16 NVM_CheckSum; /* 0x3E, 0x3F: Checksum of NVRam */ } NVRAM, *PNVRAM; /* Bios Configuration for nvram->BIOSConfig1 */ #define NBC1_ENABLE 0x01 /* BIOS enable */ #define NBC1_8DRIVE 0x02 /* Support more than 2 drives */ #define NBC1_REMOVABLE 0x04 /* Support removable drive */ #define NBC1_INT19 0x08 /* Intercept int 19h */ #define NBC1_BIOSSCAN 0x10 /* Dynamic BIOS scan */ #define NBC1_LUNSUPPORT 0x40 /* Support LUN */ /* HA Configuration Byte 1 */ #define NHC1_BOOTIDMASK 0x0F /* Boot ID number */ #define NHC1_LUNMASK 0x70 /* Boot LUN number */ #define NHC1_CHANMASK 0x80 /* Boot Channel number */ /* Bit definition for nvram->SCSIconfig1 */ #define NCC1_BUSRESET 0x01 /* Reset SCSI bus at power up */ #define NCC1_PARITYCHK 0x02 /* SCSI parity enable */ #define NCC1_ACTTERM1 0x04 /* Enable active terminator 1 */ #define NCC1_ACTTERM2 0x08 /* Enable active terminator 2 */ #define NCC1_AUTOTERM 0x10 /* Enable auto terminator */ #define NCC1_PWRMGR 0x80 /* Enable power management */ /* Bit definition for SCSI Target configuration byte */ #define NTC_DISCONNECT 0x08 /* Enable SCSI disconnect */ #define NTC_SYNC 0x10 /* SYNC_NEGO */ #define NTC_NO_WDTR 0x20 /* SYNC_NEGO */ #define NTC_1GIGA 0x40 /* 255 head / 63 sectors (64/32) */ #define NTC_SPINUP 0x80 /* Start disk drive */ /* Default NVRam values */ #define INI_SIGNATURE 0xC925 #define NBC1_DEFAULT (NBC1_ENABLE) #define NCC1_DEFAULT (NCC1_BUSRESET | NCC1_AUTOTERM | NCC1_PARITYCHK) #define NTC_DEFAULT (NTC_NO_WDTR | NTC_1GIGA | NTC_DISCONNECT) /* SCSI related definition */ #define DISC_NOT_ALLOW 0x80 /* Disconnect is not allowed */ #define DISC_ALLOW 0xC0 /* Disconnect is allowed */ #define SCSICMD_RequestSense 0x03 #define SCSI_ABORT_SNOOZE 0 #define SCSI_ABORT_SUCCESS 1 #define SCSI_ABORT_PENDING 2 #define SCSI_ABORT_BUSY 3 #define SCSI_ABORT_NOT_RUNNING 4 #define SCSI_ABORT_ERROR 5 #define SCSI_RESET_SNOOZE 0 #define SCSI_RESET_PUNT 1 #define SCSI_RESET_SUCCESS 2 #define SCSI_RESET_PENDING 3 #define SCSI_RESET_WAKEUP 4 #define SCSI_RESET_NOT_RUNNING 5 #define SCSI_RESET_ERROR 6 #define SCSI_RESET_SYNCHRONOUS 0x01 #define SCSI_RESET_ASYNCHRONOUS 0x02 #define SCSI_RESET_SUGGEST_BUS_RESET 0x04 #define SCSI_RESET_SUGGEST_HOST_RESET 0x08 #define SCSI_RESET_BUS_RESET 0x100 #define SCSI_RESET_HOST_RESET 0x200 #define SCSI_RESET_ACTION 0xff
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