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linux/drivers/scsi/dc395x.h
Lucas De Marchi 25985edced Fix common misspellings 
Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
2011-03-31 11:26:23 -03:00

649 lines
25 KiB
C
Raw Blame History

/************************************************************************/
/* */
/* dc395x.h */
/* */
/* Device Driver for Tekram DC395(U/UW/F), DC315(U) */
/* PCI SCSI Bus Master Host Adapter */
/* (SCSI chip set used Tekram ASIC TRM-S1040) */
/* */
/************************************************************************/
#ifndef DC395x_H
#define DC395x_H
/************************************************************************/
/* */
/* Initial values */
/* */
/************************************************************************/
#define DC395x_MAX_CMD_QUEUE 32
/* #define DC395x_MAX_QTAGS 32 */
#define DC395x_MAX_QTAGS 16
#define DC395x_MAX_SCSI_ID 16
#define DC395x_MAX_CMD_PER_LUN DC395x_MAX_QTAGS
#define DC395x_MAX_SG_TABLESIZE 64 /* HW limitation */
#define DC395x_MAX_SG_LISTENTRY 64 /* Must be equal or lower to previous */
/* item */
#define DC395x_MAX_SRB_CNT 63
/* #define DC395x_MAX_CAN_QUEUE 7 * DC395x_MAX_QTAGS */
#define DC395x_MAX_CAN_QUEUE DC395x_MAX_SRB_CNT
#define DC395x_END_SCAN 2
#define DC395x_SEL_TIMEOUT 153 /* 250 ms selection timeout (@ 40 MHz) */
#define DC395x_MAX_RETRIES 3
#if 0
#define SYNC_FIRST
#endif
#define NORM_REC_LVL 0
/************************************************************************/
/* */
/* Various definitions */
/* */
/************************************************************************/
#define BIT31 0x80000000
#define BIT30 0x40000000
#define BIT29 0x20000000
#define BIT28 0x10000000
#define BIT27 0x08000000
#define BIT26 0x04000000
#define BIT25 0x02000000
#define BIT24 0x01000000
#define BIT23 0x00800000
#define BIT22 0x00400000
#define BIT21 0x00200000
#define BIT20 0x00100000
#define BIT19 0x00080000
#define BIT18 0x00040000
#define BIT17 0x00020000
#define BIT16 0x00010000
#define BIT15 0x00008000
#define BIT14 0x00004000
#define BIT13 0x00002000
#define BIT12 0x00001000
#define BIT11 0x00000800
#define BIT10 0x00000400
#define BIT9 0x00000200
#define BIT8 0x00000100
#define BIT7 0x00000080
#define BIT6 0x00000040
#define BIT5 0x00000020
#define BIT4 0x00000010
#define BIT3 0x00000008
#define BIT2 0x00000004
#define BIT1 0x00000002
#define BIT0 0x00000001
/* UnitCtrlFlag */
#define UNIT_ALLOCATED BIT0
#define UNIT_INFO_CHANGED BIT1
#define FORMATING_MEDIA BIT2
#define UNIT_RETRY BIT3
/* UnitFlags */
#define DASD_SUPPORT BIT0
#define SCSI_SUPPORT BIT1
#define ASPI_SUPPORT BIT2
/* SRBState machine definition */
#define SRB_FREE 0x0000
#define SRB_WAIT 0x0001
#define SRB_READY 0x0002
#define SRB_MSGOUT 0x0004 /* arbitration+msg_out 1st byte */
#define SRB_MSGIN 0x0008
#define SRB_EXTEND_MSGIN 0x0010
#define SRB_COMMAND 0x0020
#define SRB_START_ 0x0040 /* arbitration+msg_out+command_out */
#define SRB_DISCONNECT 0x0080
#define SRB_DATA_XFER 0x0100
#define SRB_XFERPAD 0x0200
#define SRB_STATUS 0x0400
#define SRB_COMPLETED 0x0800
#define SRB_ABORT_SENT 0x1000
#define SRB_DO_SYNC_NEGO 0x2000
#define SRB_DO_WIDE_NEGO 0x4000
#define SRB_UNEXPECT_RESEL 0x8000
/************************************************************************/
/* */
/* ACB Config */
/* */
/************************************************************************/
#define HCC_WIDE_CARD 0x20
#define HCC_SCSI_RESET 0x10
#define HCC_PARITY 0x08
#define HCC_AUTOTERM 0x04
#define HCC_LOW8TERM 0x02
#define HCC_UP8TERM 0x01
/* ACBFlag */
#define RESET_DEV BIT0
#define RESET_DETECT BIT1
#define RESET_DONE BIT2
/* DCBFlag */
#define ABORT_DEV_ BIT0
/* SRBstatus */
#define SRB_OK BIT0
#define ABORTION BIT1
#define OVER_RUN BIT2
#define UNDER_RUN BIT3
#define PARITY_ERROR BIT4
#define SRB_ERROR BIT5
/* SRBFlag */
#define DATAOUT BIT7
#define DATAIN BIT6
#define RESIDUAL_VALID BIT5
#define ENABLE_TIMER BIT4
#define RESET_DEV0 BIT2
#define ABORT_DEV BIT1
#define AUTO_REQSENSE BIT0
/* Adapter status */
#define H_STATUS_GOOD 0
#define H_SEL_TIMEOUT 0x11
#define H_OVER_UNDER_RUN 0x12
#define H_UNEXP_BUS_FREE 0x13
#define H_TARGET_PHASE_F 0x14
#define H_INVALID_CCB_OP 0x16
#define H_LINK_CCB_BAD 0x17
#define H_BAD_TARGET_DIR 0x18
#define H_DUPLICATE_CCB 0x19
#define H_BAD_CCB_OR_SG 0x1A
#define H_ABORT 0x0FF
/* SCSI BUS Status byte codes */
#define SCSI_STAT_GOOD 0x0 /* Good status */
#define SCSI_STAT_CHECKCOND 0x02 /* SCSI Check Condition */
#define SCSI_STAT_CONDMET 0x04 /* Condition Met */
#define SCSI_STAT_BUSY 0x08 /* Target busy status */
#define SCSI_STAT_INTER 0x10 /* Intermediate status */
#define SCSI_STAT_INTERCONDMET 0x14 /* Intermediate condition met */
#define SCSI_STAT_RESCONFLICT 0x18 /* Reservation conflict */
#define SCSI_STAT_CMDTERM 0x22 /* Command Terminated */
#define SCSI_STAT_QUEUEFULL 0x28 /* Queue Full */
#define SCSI_STAT_UNEXP_BUS_F 0xFD /* Unexpect Bus Free */
#define SCSI_STAT_BUS_RST_DETECT 0xFE /* Scsi Bus Reset detected */
#define SCSI_STAT_SEL_TIMEOUT 0xFF /* Selection Time out */
/* Sync_Mode */
#define SYNC_WIDE_TAG_ATNT_DISABLE 0
#define SYNC_NEGO_ENABLE BIT0
#define SYNC_NEGO_DONE BIT1
#define WIDE_NEGO_ENABLE BIT2
#define WIDE_NEGO_DONE BIT3
#define WIDE_NEGO_STATE BIT4
#define EN_TAG_QUEUEING BIT5
#define EN_ATN_STOP BIT6
#define SYNC_NEGO_OFFSET 15
/* SCSI MSG BYTE */
#define MSG_COMPLETE 0x00
#define MSG_EXTENDED 0x01
#define MSG_SAVE_PTR 0x02
#define MSG_RESTORE_PTR 0x03
#define MSG_DISCONNECT 0x04
#define MSG_INITIATOR_ERROR 0x05
#define MSG_ABORT 0x06
#define MSG_REJECT_ 0x07
#define MSG_NOP 0x08
#define MSG_PARITY_ERROR 0x09
#define MSG_LINK_CMD_COMPL 0x0A
#define MSG_LINK_CMD_COMPL_FLG 0x0B
#define MSG_BUS_RESET 0x0C
#define MSG_ABORT_TAG 0x0D
#define MSG_SIMPLE_QTAG 0x20
#define MSG_HEAD_QTAG 0x21
#define MSG_ORDER_QTAG 0x22
#define MSG_IGNOREWIDE 0x23
#define MSG_IDENTIFY 0x80
#define MSG_HOST_ID 0xC0
/* SCSI STATUS BYTE */
#define STATUS_GOOD 0x00
#define CHECK_CONDITION_ 0x02
#define STATUS_BUSY 0x08
#define STATUS_INTERMEDIATE 0x10
#define RESERVE_CONFLICT 0x18
/* cmd->result */
#define STATUS_MASK_ 0xFF
#define MSG_MASK 0xFF00
#define RETURN_MASK 0xFF0000
/************************************************************************/
/* */
/* Inquiry Data format */
/* */
/************************************************************************/
struct ScsiInqData
{ /* INQ */
u8 DevType; /* Periph Qualifier & Periph Dev Type */
u8 RMB_TypeMod; /* rem media bit & Dev Type Modifier */
u8 Vers; /* ISO, ECMA, & ANSI versions */
u8 RDF; /* AEN, TRMIOP, & response data format */
u8 AddLen; /* length of additional data */
u8 Res1; /* reserved */
u8 Res2; /* reserved */
u8 Flags; /* RelADr, Wbus32, Wbus16, Sync, etc. */
u8 VendorID[8]; /* Vendor Identification */
u8 ProductID[16]; /* Product Identification */
u8 ProductRev[4]; /* Product Revision */
};
/* Inquiry byte 0 masks */
#define SCSI_DEVTYPE 0x1F /* Peripheral Device Type */
#define SCSI_PERIPHQUAL 0xE0 /* Peripheral Qualifier */
/* Inquiry byte 1 mask */
#define SCSI_REMOVABLE_MEDIA 0x80 /* Removable Media bit (1=removable) */
/* Peripheral Device Type definitions */
/* See include/scsi/scsi.h */
#define TYPE_NODEV SCSI_DEVTYPE /* Unknown or no device type */
#ifndef TYPE_PRINTER /* */
# define TYPE_PRINTER 0x02 /* Printer device */
#endif /* */
#ifndef TYPE_COMM /* */
# define TYPE_COMM 0x09 /* Communications device */
#endif
/************************************************************************/
/* */
/* Inquiry flag definitions (Inq data byte 7) */
/* */
/************************************************************************/
#define SCSI_INQ_RELADR 0x80 /* device supports relative addressing */
#define SCSI_INQ_WBUS32 0x40 /* device supports 32 bit data xfers */
#define SCSI_INQ_WBUS16 0x20 /* device supports 16 bit data xfers */
#define SCSI_INQ_SYNC 0x10 /* device supports synchronous xfer */
#define SCSI_INQ_LINKED 0x08 /* device supports linked commands */
#define SCSI_INQ_CMDQUEUE 0x02 /* device supports command queueing */
#define SCSI_INQ_SFTRE 0x01 /* device supports soft resets */
#define ENABLE_CE 1
#define DISABLE_CE 0
#define EEPROM_READ 0x80
/************************************************************************/
/* */
/* The PCI configuration register offset for TRM_S1040 */
/* */
/************************************************************************/
#define TRM_S1040_ID 0x00 /* Vendor and Device ID */
#define TRM_S1040_COMMAND 0x04 /* PCI command register */
#define TRM_S1040_IOBASE 0x10 /* I/O Space base address */
#define TRM_S1040_ROMBASE 0x30 /* Expansion ROM Base Address */
#define TRM_S1040_INTLINE 0x3C /* Interrupt line */
/************************************************************************/
/* */
/* The SCSI register offset for TRM_S1040 */
/* */
/************************************************************************/
#define TRM_S1040_SCSI_STATUS 0x80 /* SCSI Status (R) */
#define COMMANDPHASEDONE 0x2000 /* SCSI command phase done */
#define SCSIXFERDONE 0x0800 /* SCSI SCSI transfer done */
#define SCSIXFERCNT_2_ZERO 0x0100 /* SCSI SCSI transfer count to zero */
#define SCSIINTERRUPT 0x0080 /* SCSI interrupt pending */
#define COMMANDABORT 0x0040 /* SCSI command abort */
#define SEQUENCERACTIVE 0x0020 /* SCSI sequencer active */
#define PHASEMISMATCH 0x0010 /* SCSI phase mismatch */
#define PARITYERROR 0x0008 /* SCSI parity error */
#define PHASEMASK 0x0007 /* Phase MSG/CD/IO */
#define PH_DATA_OUT 0x00 /* Data out phase */
#define PH_DATA_IN 0x01 /* Data in phase */
#define PH_COMMAND 0x02 /* Command phase */
#define PH_STATUS 0x03 /* Status phase */
#define PH_BUS_FREE 0x05 /* Invalid phase used as bus free */
#define PH_MSG_OUT 0x06 /* Message out phase */
#define PH_MSG_IN 0x07 /* Message in phase */
#define TRM_S1040_SCSI_CONTROL 0x80 /* SCSI Control (W) */
#define DO_CLRATN 0x0400 /* Clear ATN */
#define DO_SETATN 0x0200 /* Set ATN */
#define DO_CMDABORT 0x0100 /* Abort SCSI command */
#define DO_RSTMODULE 0x0010 /* Reset SCSI chip */
#define DO_RSTSCSI 0x0008 /* Reset SCSI bus */
#define DO_CLRFIFO 0x0004 /* Clear SCSI transfer FIFO */
#define DO_DATALATCH 0x0002 /* Enable SCSI bus data input (latched) */
/* #define DO_DATALATCH 0x0000 */ /* KG: DISable SCSI bus data latch */
#define DO_HWRESELECT 0x0001 /* Enable hardware reselection */
#define TRM_S1040_SCSI_FIFOCNT 0x82 /* SCSI FIFO Counter 5bits(R) */
#define TRM_S1040_SCSI_SIGNAL 0x83 /* SCSI low level signal (R/W) */
#define TRM_S1040_SCSI_INTSTATUS 0x84 /* SCSI Interrupt Status (R) */
#define INT_SCAM 0x80 /* SCAM selection interrupt */
#define INT_SELECT 0x40 /* Selection interrupt */
#define INT_SELTIMEOUT 0x20 /* Selection timeout interrupt */
#define INT_DISCONNECT 0x10 /* Bus disconnected interrupt */
#define INT_RESELECTED 0x08 /* Reselected interrupt */
#define INT_SCSIRESET 0x04 /* SCSI reset detected interrupt */
#define INT_BUSSERVICE 0x02 /* Bus service interrupt */
#define INT_CMDDONE 0x01 /* SCSI command done interrupt */
#define TRM_S1040_SCSI_OFFSET 0x84 /* SCSI Offset Count (W) */
/************************************************************************/
/* */
/* Bit Name Definition */
/* --------- ------------- ---------------------------- */
/* 07-05 0 RSVD Reversed. Always 0. */
/* 04 0 OFFSET4 Reversed for LVDS. Always 0. */
/* 03-00 0 OFFSET[03:00] Offset number from 0 to 15 */
/* */
/************************************************************************/
#define TRM_S1040_SCSI_SYNC 0x85 /* SCSI Synchronous Control (R/W) */
#define LVDS_SYNC 0x20 /* Enable LVDS synchronous */
#define WIDE_SYNC 0x10 /* Enable WIDE synchronous */
#define ALT_SYNC 0x08 /* Enable Fast-20 alternate synchronous */
/************************************************************************/
/* */
/* SYNCM 7 6 5 4 3 2 1 0 */
/* Name RSVD RSVD LVDS WIDE ALTPERD PERIOD2 PERIOD1 PERIOD0 */
/* Default 0 0 0 0 0 0 0 0 */
/* */
/* Bit Name Definition */
/* --------- ------------- --------------------------- */
/* 07-06 0 RSVD Reversed. Always read 0 */
/* 05 0 LVDS Reversed. Always read 0 */
/* 04 0 WIDE/WSCSI Enable wide (16-bits) SCSI */
/* transfer. */
/* 03 0 ALTPERD/ALTPD Alternate (Sync./Period) mode. */
/* */
/* @@ When this bit is set, */
/* the synchronous period bits 2:0 */
/* in the Synchronous Mode register */
/* are used to transfer data */
/* at the Fast-20 rate. */
/* @@ When this bit is unset, */
/* the synchronous period bits 2:0 */
/* in the Synchronous Mode Register */
/* are used to transfer data */
/* at the Fast-10 rate (or Fast-40 w/ LVDS). */
/* */
/* 02-00 0 PERIOD[2:0]/ Synchronous SCSI Transfer Rate. */
/* SXPD[02:00] These 3 bits specify */
/* the Synchronous SCSI Transfer */
/* Rate for Fast-20 and Fast-10. */
/* These bits are also reset */
/* by a SCSI Bus reset. */
/* */
/* For Fast-10 bit ALTPD = 0 and LVDS = 0 */
/* and bit2,bit1,bit0 is defined as follows : */
/* */
/* 000 100ns, 10.0 MHz */
/* 001 150ns, 6.6 MHz */
/* 010 200ns, 5.0 MHz */
/* 011 250ns, 4.0 MHz */
/* 100 300ns, 3.3 MHz */
/* 101 350ns, 2.8 MHz */
/* 110 400ns, 2.5 MHz */
/* 111 450ns, 2.2 MHz */
/* */
/* For Fast-20 bit ALTPD = 1 and LVDS = 0 */
/* and bit2,bit1,bit0 is defined as follows : */
/* */
/* 000 50ns, 20.0 MHz */
/* 001 75ns, 13.3 MHz */
/* 010 100ns, 10.0 MHz */
/* 011 125ns, 8.0 MHz */
/* 100 150ns, 6.6 MHz */
/* 101 175ns, 5.7 MHz */
/* 110 200ns, 5.0 MHz */
/* 111 250ns, 4.0 MHz KG: Maybe 225ns, 4.4 MHz */
/* */
/* For Fast-40 bit ALTPD = 0 and LVDS = 1 */
/* and bit2,bit1,bit0 is defined as follows : */
/* */
/* 000 25ns, 40.0 MHz */
/* 001 50ns, 20.0 MHz */
/* 010 75ns, 13.3 MHz */
/* 011 100ns, 10.0 MHz */
/* 100 125ns, 8.0 MHz */
/* 101 150ns, 6.6 MHz */
/* 110 175ns, 5.7 MHz */
/* 111 200ns, 5.0 MHz */
/* */
/************************************************************************/
#define TRM_S1040_SCSI_TARGETID 0x86 /* SCSI Target ID (R/W) */
#define TRM_S1040_SCSI_IDMSG 0x87 /* SCSI Identify Message (R) */
#define TRM_S1040_SCSI_HOSTID 0x87 /* SCSI Host ID (W) */
#define TRM_S1040_SCSI_COUNTER 0x88 /* SCSI Transfer Counter 24bits(R/W) */
#define TRM_S1040_SCSI_INTEN 0x8C /* SCSI Interrupt Enable (R/W) */
#define EN_SCAM 0x80 /* Enable SCAM selection interrupt */
#define EN_SELECT 0x40 /* Enable selection interrupt */
#define EN_SELTIMEOUT 0x20 /* Enable selection timeout interrupt */
#define EN_DISCONNECT 0x10 /* Enable bus disconnected interrupt */
#define EN_RESELECTED 0x08 /* Enable reselected interrupt */
#define EN_SCSIRESET 0x04 /* Enable SCSI reset detected interrupt */
#define EN_BUSSERVICE 0x02 /* Enable bus service interrupt */
#define EN_CMDDONE 0x01 /* Enable SCSI command done interrupt */
#define TRM_S1040_SCSI_CONFIG0 0x8D /* SCSI Configuration 0 (R/W) */
#define PHASELATCH 0x40 /* Enable phase latch */
#define INITIATOR 0x20 /* Enable initiator mode */
#define PARITYCHECK 0x10 /* Enable parity check */
#define BLOCKRST 0x01 /* Disable SCSI reset1 */
#define TRM_S1040_SCSI_CONFIG1 0x8E /* SCSI Configuration 1 (R/W) */
#define ACTIVE_NEGPLUS 0x10 /* Enhance active negation */
#define FILTER_DISABLE 0x08 /* Disable SCSI data filter */
#define FAST_FILTER 0x04 /* ? */
#define ACTIVE_NEG 0x02 /* Enable active negation */
#define TRM_S1040_SCSI_CONFIG2 0x8F /* SCSI Configuration 2 (R/W) */
#define CFG2_WIDEFIFO 0x02 /* */
#define TRM_S1040_SCSI_COMMAND 0x90 /* SCSI Command (R/W) */
#define SCMD_COMP 0x12 /* Command complete */
#define SCMD_SEL_ATN 0x60 /* Selection with ATN */
#define SCMD_SEL_ATN3 0x64 /* Selection with ATN3 */
#define SCMD_SEL_ATNSTOP 0xB8 /* Selection with ATN and Stop */
#define SCMD_FIFO_OUT 0xC0 /* SCSI FIFO transfer out */
#define SCMD_DMA_OUT 0xC1 /* SCSI DMA transfer out */
#define SCMD_FIFO_IN 0xC2 /* SCSI FIFO transfer in */
#define SCMD_DMA_IN 0xC3 /* SCSI DMA transfer in */
#define SCMD_MSGACCEPT 0xD8 /* Message accept */
/************************************************************************/
/* */
/* Code Command Description */
/* ---- ---------------------------------------- */
/* 02 Enable reselection with FIFO */
/* 40 Select without ATN with FIFO */
/* 60 Select with ATN with FIFO */
/* 64 Select with ATN3 with FIFO */
/* A0 Select with ATN and stop with FIFO */
/* C0 Transfer information out with FIFO */
/* C1 Transfer information out with DMA */
/* C2 Transfer information in with FIFO */
/* C3 Transfer information in with DMA */
/* 12 Initiator command complete with FIFO */
/* 50 Initiator transfer information out sequence without ATN */
/* with FIFO */
/* 70 Initiator transfer information out sequence with ATN */
/* with FIFO */
/* 74 Initiator transfer information out sequence with ATN3 */
/* with FIFO */
/* 52 Initiator transfer information in sequence without ATN */
/* with FIFO */
/* 72 Initiator transfer information in sequence with ATN */
/* with FIFO */
/* 76 Initiator transfer information in sequence with ATN3 */
/* with FIFO */
/* 90 Initiator transfer information out command complete */
/* with FIFO */
/* 92 Initiator transfer information in command complete */
/* with FIFO */
/* D2 Enable selection */
/* 08 Reselection */
/* 48 Disconnect command with FIFO */
/* 88 Terminate command with FIFO */
/* C8 Target command complete with FIFO */
/* 18 SCAM Arbitration/ Selection */
/* 5A Enable reselection */
/* 98 Select without ATN with FIFO */
/* B8 Select with ATN with FIFO */
/* D8 Message Accepted */
/* 58 NOP */
/* */
/************************************************************************/
#define TRM_S1040_SCSI_TIMEOUT 0x91 /* SCSI Time Out Value (R/W) */
#define TRM_S1040_SCSI_FIFO 0x98 /* SCSI FIFO (R/W) */
#define TRM_S1040_SCSI_TCR0 0x9C /* SCSI Target Control 0 (R/W) */
#define TCR0_WIDE_NEGO_DONE 0x8000 /* Wide nego done */
#define TCR0_SYNC_NEGO_DONE 0x4000 /* Synchronous nego done */
#define TCR0_ENABLE_LVDS 0x2000 /* Enable LVDS synchronous */
#define TCR0_ENABLE_WIDE 0x1000 /* Enable WIDE synchronous */
#define TCR0_ENABLE_ALT 0x0800 /* Enable alternate synchronous */
#define TCR0_PERIOD_MASK 0x0700 /* Transfer rate */
#define TCR0_DO_WIDE_NEGO 0x0080 /* Do wide NEGO */
#define TCR0_DO_SYNC_NEGO 0x0040 /* Do sync NEGO */
#define TCR0_DISCONNECT_EN 0x0020 /* Disconnection enable */
#define TCR0_OFFSET_MASK 0x001F /* Offset number */
#define TRM_S1040_SCSI_TCR1 0x9E /* SCSI Target Control 1 (R/W) */
#define MAXTAG_MASK 0x7F00 /* Maximum tags (127) */
#define NON_TAG_BUSY 0x0080 /* Non tag command active */
#define ACTTAG_MASK 0x007F /* Active tags */
/************************************************************************/
/* */
/* The DMA register offset for TRM_S1040 */
/* */
/************************************************************************/
#define TRM_S1040_DMA_COMMAND 0xA0 /* DMA Command (R/W) */
#define DMACMD_SG 0x02 /* Enable HW S/G support */
#define DMACMD_DIR 0x01 /* 1 = read from SCSI write to Host */
#define XFERDATAIN_SG 0x0103 /* Transfer data in w/ SG */
#define XFERDATAOUT_SG 0x0102 /* Transfer data out w/ SG */
#define XFERDATAIN 0x0101 /* Transfer data in w/o SG */
#define XFERDATAOUT 0x0100 /* Transfer data out w/o SG */
#define TRM_S1040_DMA_FIFOCNT 0xA1 /* DMA FIFO Counter (R) */
#define TRM_S1040_DMA_CONTROL 0xA1 /* DMA Control (W) */
#define DMARESETMODULE 0x10 /* Reset PCI/DMA module */
#define STOPDMAXFER 0x08 /* Stop DMA transfer */
#define ABORTXFER 0x04 /* Abort DMA transfer */
#define CLRXFIFO 0x02 /* Clear DMA transfer FIFO */
#define STARTDMAXFER 0x01 /* Start DMA transfer */
#define TRM_S1040_DMA_FIFOSTAT 0xA2 /* DMA FIFO Status (R) */
#define TRM_S1040_DMA_STATUS 0xA3 /* DMA Interrupt Status (R/W) */
#define XFERPENDING 0x80 /* Transfer pending */
#define SCSIBUSY 0x40 /* SCSI busy */
#define GLOBALINT 0x20 /* DMA_INTEN bit 0-4 set */
#define FORCEDMACOMP 0x10 /* Force DMA transfer complete */
#define DMAXFERERROR 0x08 /* DMA transfer error */
#define DMAXFERABORT 0x04 /* DMA transfer abort */
#define DMAXFERCOMP 0x02 /* Bus Master XFER Complete status */
#define SCSICOMP 0x01 /* SCSI complete interrupt */
#define TRM_S1040_DMA_INTEN 0xA4 /* DMA Interrupt Enable (R/W) */
#define EN_FORCEDMACOMP 0x10 /* Force DMA transfer complete */
#define EN_DMAXFERERROR 0x08 /* DMA transfer error */
#define EN_DMAXFERABORT 0x04 /* DMA transfer abort */
#define EN_DMAXFERCOMP 0x02 /* Bus Master XFER Complete status */
#define EN_SCSIINTR 0x01 /* Enable SCSI complete interrupt */
#define TRM_S1040_DMA_CONFIG 0xA6 /* DMA Configuration (R/W) */
#define DMA_ENHANCE 0x8000 /* Enable DMA enhance feature (SG?) */
#define DMA_PCI_DUAL_ADDR 0x4000 /* */
#define DMA_CFG_RES 0x2000 /* Always 1 */
#define DMA_AUTO_CLR_FIFO 0x1000 /* DISable DMA auto clear FIFO */
#define DMA_MEM_MULTI_READ 0x0800 /* */
#define DMA_MEM_WRITE_INVAL 0x0400 /* Memory write and invalidate */
#define DMA_FIFO_CTRL 0x0300 /* Control FIFO operation with DMA */
#define DMA_FIFO_HALF_HALF 0x0200 /* Keep half filled on both read/write */
#define TRM_S1040_DMA_XCNT 0xA8 /* DMA Transfer Counter (R/W), 24bits */
#define TRM_S1040_DMA_CXCNT 0xAC /* DMA Current Transfer Counter (R) */
#define TRM_S1040_DMA_XLOWADDR 0xB0 /* DMA Transfer Physical Low Address */
#define TRM_S1040_DMA_XHIGHADDR 0xB4 /* DMA Transfer Physical High Address */
/************************************************************************/
/* */
/* The general register offset for TRM_S1040 */
/* */
/************************************************************************/
#define TRM_S1040_GEN_CONTROL 0xD4 /* Global Control */
#define CTRL_LED 0x80 /* Control onboard LED */
#define EN_EEPROM 0x10 /* Enable EEPROM programming */
#define DIS_TERM 0x08 /* Disable onboard termination */
#define AUTOTERM 0x04 /* Enable Auto SCSI terminator */
#define LOW8TERM 0x02 /* Enable Lower 8 bit SCSI terminator */
#define UP8TERM 0x01 /* Enable Upper 8 bit SCSI terminator */
#define TRM_S1040_GEN_STATUS 0xD5 /* Global Status */
#define GTIMEOUT 0x80 /* Global timer reach 0 */
#define EXT68HIGH 0x40 /* Higher 8 bit connected externally */
#define INT68HIGH 0x20 /* Higher 8 bit connected internally */
#define CON5068 0x10 /* External 50/68 pin connected (low) */
#define CON68 0x08 /* Internal 68 pin connected (low) */
#define CON50 0x04 /* Internal 50 pin connected (low!) */
#define WIDESCSI 0x02 /* Wide SCSI card */
#define STATUS_LOAD_DEFAULT 0x01 /* */
#define TRM_S1040_GEN_NVRAM 0xD6 /* Serial NON-VOLATILE RAM port */
#define NVR_BITOUT 0x08 /* Serial data out */
#define NVR_BITIN 0x04 /* Serial data in */
#define NVR_CLOCK 0x02 /* Serial clock */
#define NVR_SELECT 0x01 /* Serial select */
#define TRM_S1040_GEN_EDATA 0xD7 /* Parallel EEPROM data port */
#define TRM_S1040_GEN_EADDRESS 0xD8 /* Parallel EEPROM address */
#define TRM_S1040_GEN_TIMER 0xDB /* Global timer */
/************************************************************************/
/* */
/* NvmTarCfg0: Target configuration byte 0 :..pDCB->DevMode */
/* */
/************************************************************************/
#define NTC_DO_WIDE_NEGO 0x20 /* Wide negotiate */
#define NTC_DO_TAG_QUEUEING 0x10 /* Enable SCSI tag queuing */
#define NTC_DO_SEND_START 0x08 /* Send start command SPINUP */
#define NTC_DO_DISCONNECT 0x04 /* Enable SCSI disconnect */
#define NTC_DO_SYNC_NEGO 0x02 /* Sync negotiation */
#define NTC_DO_PARITY_CHK 0x01 /* (it should define at NAC) */
/* Parity check enable */
/************************************************************************/
/* */
/* Nvram Initiater bits definition */
/* */
/************************************************************************/
#if 0
#define MORE2_DRV BIT0
#define GREATER_1G BIT1
#define RST_SCSI_BUS BIT2
#define ACTIVE_NEGATION BIT3
#define NO_SEEK BIT4
#define LUN_CHECK BIT5
#endif
/************************************************************************/
/* */
/* Nvram Adapter Cfg bits definition */
/* */
/************************************************************************/
#define NAC_SCANLUN 0x20 /* Include LUN as BIOS device */
#define NAC_POWERON_SCSI_RESET 0x04 /* Power on reset enable */
#define NAC_GREATER_1G 0x02 /* > 1G support enable */
#define NAC_GT2DRIVES 0x01 /* Support more than 2 drives */
/* #define NAC_DO_PARITY_CHK 0x08 */ /* Parity check enable */
#endif
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