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linuxdebug/drivers/scsi/aic7xxx/aic79xx.reg

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null pointer error
2024-07-16 15:50:57 +02:00
/*
* Aic79xx register and scratch ram definitions.
*
* Copyright (c) 1994-2001, 2004 Justin T. Gibbs.
* Copyright (c) 2000-2002 Adaptec Inc.
* All rights reserved.
*
* 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.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
*
* $FreeBSD$
*/
VERSION = "$Id: //depot/aic7xxx/aic7xxx/aic79xx.reg#77 $"
/*
* This file is processed by the aic7xxx_asm utility for use in assembling
* firmware for the aic79xx family of SCSI host adapters as well as to generate
* a C header file for use in the kernel portion of the Aic79xx driver.
*/
/* Register window Modes */
#define M_DFF0 0
#define M_DFF1 1
#define M_CCHAN 2
#define M_SCSI 3
#define M_CFG 4
#define M_DST_SHIFT 4
#define MK_MODE(src, dst) ((src) | ((dst) << M_DST_SHIFT))
#define SET_MODE(src, dst) \
SET_SRC_MODE src; \
SET_DST_MODE dst; \
if ((ahd->bugs & AHD_SET_MODE_BUG) != 0) { \
mvi MK_MODE(src, dst) call set_mode_work_around; \
} else { \
mvi MODE_PTR, MK_MODE(src, dst); \
}
#define RESTORE_MODE(mode) \
if ((ahd->bugs & AHD_SET_MODE_BUG) != 0) { \
mov mode call set_mode_work_around; \
} else { \
mov MODE_PTR, mode; \
}
#define SET_SEQINTCODE(code) \
if ((ahd->bugs & AHD_INTCOLLISION_BUG) != 0) { \
mvi code call set_seqint_work_around; \
} else { \
mvi SEQINTCODE, code; \
}
/*
* Registers marked "dont_generate_debug_code" are not (yet) referenced
* from the driver code, and this keyword inhibit generation
* of debug code for them.
*
* REG_PRETTY_PRINT config will complain if dont_generate_debug_code
* is added to the register which is referenced in the driver.
* Unreferenced register with no dont_generate_debug_code will result
* in dead code. No warning is issued.
*/
/*
* Mode Pointer
* Controls which of the 5, 512byte, address spaces should be used
* as the source and destination of any register accesses in our
* register window.
*/
register MODE_PTR {
address 0x000
access_mode RW
field DST_MODE 0x70
field SRC_MODE 0x07
mode_pointer
dont_generate_debug_code
}
const SRC_MODE_SHIFT 0
const DST_MODE_SHIFT 4
/*
* Host Interrupt Status
*/
register INTSTAT {
address 0x001
access_mode RW
field HWERRINT 0x80
field BRKADRINT 0x40
field SWTMINT 0x20
field PCIINT 0x10
field SCSIINT 0x08
field SEQINT 0x04
field CMDCMPLT 0x02
field SPLTINT 0x01
mask INT_PEND 0xFF
}
/*
* Sequencer Interrupt Code
*/
register SEQINTCODE {
address 0x002
access_mode RW
field {
NO_SEQINT, /* No seqint pending. */
BAD_PHASE, /* unknown scsi bus phase */
SEND_REJECT, /* sending a message reject */
PROTO_VIOLATION, /* Protocol Violation */
NO_MATCH, /* no cmd match for reconnect */
IGN_WIDE_RES, /* Complex IGN Wide Res Msg */
PDATA_REINIT, /*
* Returned to data phase
* that requires data
* transfer pointers to be
* recalculated from the
* transfer residual.
*/
HOST_MSG_LOOP, /*
* The bus is ready for the
* host to perform another
* message transaction. This
* mechanism is used for things
* like sync/wide negotiation
* that require a kernel based
* message state engine.
*/
BAD_STATUS, /* Bad status from target */
DATA_OVERRUN, /*
* Target attempted to write
* beyond the bounds of its
* command.
*/
MKMSG_FAILED, /*
* Target completed command
* without honoring our ATN
* request to issue a message.
*/
MISSED_BUSFREE, /*
* The sequencer never saw
* the bus go free after
* either a command complete
* or disconnect message.
*/
DUMP_CARD_STATE,
ILLEGAL_PHASE,
INVALID_SEQINT,
CFG4ISTAT_INTR,
STATUS_OVERRUN,
CFG4OVERRUN,
ENTERING_NONPACK,
TASKMGMT_FUNC_COMPLETE, /*
* Task management function
* request completed with
* an expected busfree.
*/
TASKMGMT_CMD_CMPLT_OKAY, /*
* A command with a non-zero
* task management function
* has completed via the normal
* command completion method
* for commands with a zero
* task management function.
* This happens when an attempt
* to abort a command loses
* the race for the command to
* complete normally.
*/
TRACEPOINT0,
TRACEPOINT1,
TRACEPOINT2,
TRACEPOINT3,
SAW_HWERR,
BAD_SCB_STATUS
}
dont_generate_debug_code
}
/*
* Clear Host Interrupt
*/
register CLRINT {
address 0x003
access_mode WO
count 19
field CLRHWERRINT 0x80 /* Rev B or greater */
field CLRBRKADRINT 0x40
field CLRSWTMINT 0x20
field CLRPCIINT 0x10
field CLRSCSIINT 0x08
field CLRSEQINT 0x04
field CLRCMDINT 0x02
field CLRSPLTINT 0x01
dont_generate_debug_code
}
/*
* Error Register
*/
register ERROR {
address 0x004
access_mode RO
field CIOPARERR 0x80
field CIOACCESFAIL 0x40 /* Rev B or greater */
field MPARERR 0x20
field DPARERR 0x10
field SQPARERR 0x08
field ILLOPCODE 0x04
field DSCTMOUT 0x02
dont_generate_debug_code
}
/*
* Clear Error
*/
register CLRERR {
address 0x004
access_mode WO
field CLRCIOPARERR 0x80
field CLRCIOACCESFAIL 0x40 /* Rev B or greater */
field CLRMPARERR 0x20
field CLRDPARERR 0x10
field CLRSQPARERR 0x08
field CLRILLOPCODE 0x04
field CLRDSCTMOUT 0x02
}
/*
* Host Control Register
* Overall host control of the device.
*/
register HCNTRL {
address 0x005
access_mode RW
count 12
field SEQ_RESET 0x80 /* Rev B or greater */
field POWRDN 0x40
field SWINT 0x10
field SWTIMER_START_B 0x08 /* Rev B or greater */
field PAUSE 0x04
field INTEN 0x02
field CHIPRST 0x01
field CHIPRSTACK 0x01
dont_generate_debug_code
}
/*
* Host New SCB Queue Offset
*/
register HNSCB_QOFF {
address 0x006
access_mode RW
size 2
count 2
dont_generate_debug_code
}
/*
* Host Empty SCB Queue Offset
*/
register HESCB_QOFF {
address 0x008
access_mode RW
count 2
dont_generate_debug_code
}
/*
* Host Mailbox
*/
register HS_MAILBOX {
address 0x00B
access_mode RW
mask HOST_TQINPOS 0x80 /* Boundary at either 0 or 128 */
mask ENINT_COALESCE 0x40 /* Perform interrupt coalescing */
}
/*
* Sequencer Interrupt Status
*/
register SEQINTSTAT {
address 0x00C
count 1
access_mode RO
field SEQ_SWTMRTO 0x10
field SEQ_SEQINT 0x08
field SEQ_SCSIINT 0x04
field SEQ_PCIINT 0x02
field SEQ_SPLTINT 0x01
}
/*
* Clear SEQ Interrupt
*/
register CLRSEQINTSTAT {
address 0x00C
access_mode WO
field CLRSEQ_SWTMRTO 0x10
field CLRSEQ_SEQINT 0x08
field CLRSEQ_SCSIINT 0x04
field CLRSEQ_PCIINT 0x02
field CLRSEQ_SPLTINT 0x01
dont_generate_debug_code
}
/*
* Software Timer
*/
register SWTIMER {
address 0x00E
access_mode RW
size 2
dont_generate_debug_code
}
/*
* SEQ New SCB Queue Offset
*/
register SNSCB_QOFF {
address 0x010
access_mode RW
size 2
modes M_CCHAN
dont_generate_debug_code
}
/*
* SEQ Empty SCB Queue Offset
*/
register SESCB_QOFF {
address 0x012
count 2
access_mode RW
modes M_CCHAN
dont_generate_debug_code
}
/*
* SEQ Done SCB Queue Offset
*/
register SDSCB_QOFF {
address 0x014
access_mode RW
modes M_CCHAN
size 2
dont_generate_debug_code
}
/*
* Queue Offset Control & Status
*/
register QOFF_CTLSTA {
address 0x016
access_mode RW
modes M_CCHAN
field EMPTY_SCB_AVAIL 0x80
field NEW_SCB_AVAIL 0x40
field SDSCB_ROLLOVR 0x20
field HS_MAILBOX_ACT 0x10
field SCB_QSIZE 0x0F {
SCB_QSIZE_4,
SCB_QSIZE_8,
SCB_QSIZE_16,
SCB_QSIZE_32,
SCB_QSIZE_64,
SCB_QSIZE_128,
SCB_QSIZE_256,
SCB_QSIZE_512,
SCB_QSIZE_1024,
SCB_QSIZE_2048,
SCB_QSIZE_4096,
SCB_QSIZE_8192,
SCB_QSIZE_16384
}
dont_generate_debug_code
}
/*
* Interrupt Control
*/
register INTCTL {
address 0x018
access_mode RW
field SWTMINTMASK 0x80
field SWTMINTEN 0x40
field SWTIMER_START 0x20
field AUTOCLRCMDINT 0x10
field PCIINTEN 0x08
field SCSIINTEN 0x04
field SEQINTEN 0x02
field SPLTINTEN 0x01
}
/*
* Data FIFO Control
*/
register DFCNTRL {
address 0x019
access_mode RW
modes M_DFF0, M_DFF1
count 11
field PRELOADEN 0x80
field SCSIENWRDIS 0x40 /* Rev B only. */
field SCSIEN 0x20
field SCSIENACK 0x20
field HDMAEN 0x08
field HDMAENACK 0x08
field DIRECTION 0x04
field DIRECTIONACK 0x04
field FIFOFLUSH 0x02
field FIFOFLUSHACK 0x02
field DIRECTIONEN 0x01
}
/*
* Device Space Command 0
*/
register DSCOMMAND0 {
address 0x019
count 1
access_mode RW
modes M_CFG
field CACHETHEN 0x80 /* Cache Threshold enable */
field DPARCKEN 0x40 /* Data Parity Check Enable */
field MPARCKEN 0x20 /* Memory Parity Check Enable */
field EXTREQLCK 0x10 /* External Request Lock */
field DISABLE_TWATE 0x02 /* Rev B or greater */
field CIOPARCKEN 0x01 /* Internal bus parity error enable */
dont_generate_debug_code
}
/*
* Data FIFO Status
*/
register DFSTATUS {
address 0x01A
access_mode RO
modes M_DFF0, M_DFF1
field PRELOAD_AVAIL 0x80
field PKT_PRELOAD_AVAIL 0x40
field MREQPEND 0x10
field HDONE 0x08
field DFTHRESH 0x04
field FIFOFULL 0x02
field FIFOEMP 0x01
}
/*
* S/G Cache Pointer
*/
register SG_CACHE_PRE {
address 0x01B
access_mode WO
modes M_DFF0, M_DFF1
field SG_ADDR_MASK 0xf8
field ODD_SEG 0x04
field LAST_SEG 0x02
dont_generate_debug_code
}
register SG_CACHE_SHADOW {
address 0x01B
access_mode RO
modes M_DFF0, M_DFF1
field SG_ADDR_MASK 0xf8
field ODD_SEG 0x04
field LAST_SEG 0x02
field LAST_SEG_DONE 0x01
}
/*
* Arbiter Control
*/
register ARBCTL {
address 0x01B
access_mode RW
modes M_CFG
field RESET_HARB 0x80
field RETRY_SWEN 0x08
field USE_TIME 0x07
}
/*
* Data Channel Host Address
*/
register HADDR {
address 0x070
access_mode RW
size 8
modes M_DFF0, M_DFF1
dont_generate_debug_code
}
/*
* Host Overlay DMA Address
*/
register HODMAADR {
address 0x070
access_mode RW
size 8
modes M_SCSI
}
/*
* PCI PLL Delay.
*/
register PLLDELAY {
address 0x070
access_mode RW
size 1
modes M_CFG
field SPLIT_DROP_REQ 0x80
}
/*
* Data Channel Host Count
*/
register HCNT {
address 0x078
access_mode RW
size 3
modes M_DFF0, M_DFF1
dont_generate_debug_code
}
/*
* Host Overlay DMA Count
*/
register HODMACNT {
address 0x078
access_mode RW
size 2
modes M_SCSI
}
/*
* Host Overlay DMA Enable
*/
register HODMAEN {
address 0x07A
access_mode RW
modes M_SCSI
}
/*
* Scatter/Gather Host Address
*/
register SGHADDR {
address 0x07C
access_mode RW
size 8
modes M_DFF0, M_DFF1
dont_generate_debug_code
}
/*
* SCB Host Address
*/
register SCBHADDR {
address 0x07C
access_mode RW
size 8
modes M_CCHAN
dont_generate_debug_code
}
/*
* Scatter/Gather Host Count
*/
register SGHCNT {
address 0x084
access_mode RW
modes M_DFF0, M_DFF1
dont_generate_debug_code
}
/*
* SCB Host Count
*/
register SCBHCNT {
address 0x084
access_mode RW
modes M_CCHAN
dont_generate_debug_code
}
/*
* Data FIFO Threshold
*/
register DFF_THRSH {
address 0x088
access_mode RW
modes M_CFG
count 1
field WR_DFTHRSH 0x70 {
WR_DFTHRSH_MIN,
WR_DFTHRSH_25,
WR_DFTHRSH_50,
WR_DFTHRSH_63,
WR_DFTHRSH_75,
WR_DFTHRSH_85,
WR_DFTHRSH_90,
WR_DFTHRSH_MAX
}
field RD_DFTHRSH 0x07 {
RD_DFTHRSH_MIN,
RD_DFTHRSH_25,
RD_DFTHRSH_50,
RD_DFTHRSH_63,
RD_DFTHRSH_75,
RD_DFTHRSH_85,
RD_DFTHRSH_90,
RD_DFTHRSH_MAX
}
dont_generate_debug_code
}
/*
* ROM Address
*/
register ROMADDR {
address 0x08A
access_mode RW
size 3
}
/*
* ROM Control
*/
register ROMCNTRL {
address 0x08D
access_mode RW
field ROMOP 0xE0
field ROMSPD 0x18
field REPEAT 0x02
field RDY 0x01
}
/*
* ROM Data
*/
register ROMDATA {
address 0x08E
access_mode RW
}
/*
* Data Channel Receive Message 0
*/
register DCHRXMSG0 {
address 0x090
access_mode RO
modes M_DFF0, M_DFF1
field CDNUM 0xF8
field CFNUM 0x07
}
/*
* CMC Receive Message 0
*/
register CMCRXMSG0 {
address 0x090
access_mode RO
modes M_CCHAN
field CDNUM 0xF8
field CFNUM 0x07
}
/*
* Overlay Receive Message 0
*/
register OVLYRXMSG0 {
address 0x090
access_mode RO
modes M_SCSI
field CDNUM 0xF8
field CFNUM 0x07
}
/*
* Relaxed Order Enable
*/
register ROENABLE {
address 0x090
access_mode RW
modes M_CFG
field MSIROEN 0x20
field OVLYROEN 0x10
field CMCROEN 0x08
field SGROEN 0x04
field DCH1ROEN 0x02
field DCH0ROEN 0x01
}
/*
* Data Channel Receive Message 1
*/
register DCHRXMSG1 {
address 0x091
access_mode RO
modes M_DFF0, M_DFF1
field CBNUM 0xFF
}
/*
* CMC Receive Message 1
*/
register CMCRXMSG1 {
address 0x091
access_mode RO
modes M_CCHAN
field CBNUM 0xFF
}
/*
* Overlay Receive Message 1
*/
register OVLYRXMSG1 {
address 0x091
access_mode RO
modes M_SCSI
field CBNUM 0xFF
}
/*
* No Snoop Enable
*/
register NSENABLE {
address 0x091
access_mode RW
modes M_CFG
field MSINSEN 0x20
field OVLYNSEN 0x10
field CMCNSEN 0x08
field SGNSEN 0x04
field DCH1NSEN 0x02
field DCH0NSEN 0x01
}
/*
* Data Channel Receive Message 2
*/
register DCHRXMSG2 {
address 0x092
access_mode RO
modes M_DFF0, M_DFF1
field MINDEX 0xFF
}
/*
* CMC Receive Message 2
*/
register CMCRXMSG2 {
address 0x092
access_mode RO
modes M_CCHAN
field MINDEX 0xFF
}
/*
* Overlay Receive Message 2
*/
register OVLYRXMSG2 {
address 0x092
access_mode RO
modes M_SCSI
field MINDEX 0xFF
}
/*
* Outstanding Split Transactions
*/
register OST {
address 0x092
access_mode RW
modes M_CFG
}
/*
* Data Channel Receive Message 3
*/
register DCHRXMSG3 {
address 0x093
access_mode RO
modes M_DFF0, M_DFF1
field MCLASS 0x0F
}
/*
* CMC Receive Message 3
*/
register CMCRXMSG3 {
address 0x093
access_mode RO
modes M_CCHAN
field MCLASS 0x0F
}
/*
* Overlay Receive Message 3
*/
register OVLYRXMSG3 {
address 0x093
access_mode RO
modes M_SCSI
field MCLASS 0x0F
}
/*
* PCI-X Control
*/
register PCIXCTL {
address 0x093
access_mode RW
modes M_CFG
count 1
field SERRPULSE 0x80
field UNEXPSCIEN 0x20
field SPLTSMADIS 0x10
field SPLTSTADIS 0x08
field SRSPDPEEN 0x04
field TSCSERREN 0x02
field CMPABCDIS 0x01
dont_generate_debug_code
}
/*
* CMC Sequencer Byte Count
*/
register CMCSEQBCNT {
address 0x094
access_mode RO
modes M_CCHAN
}
/*
* Overlay Sequencer Byte Count
*/
register OVLYSEQBCNT {
address 0x094
access_mode RO
modes M_SCSI
}
/*
* Data Channel Sequencer Byte Count
*/
register DCHSEQBCNT {
address 0x094
access_mode RO
size 2
modes M_DFF0, M_DFF1
}
/*
* Data Channel Split Status 0
*/
register DCHSPLTSTAT0 {
address 0x096
access_mode RW
modes M_DFF0, M_DFF1
count 2
field STAETERM 0x80
field SCBCERR 0x40
field SCADERR 0x20
field SCDATBUCKET 0x10
field CNTNOTCMPLT 0x08
field RXOVRUN 0x04
field RXSCEMSG 0x02
field RXSPLTRSP 0x01
dont_generate_debug_code
}
/*
* CMC Split Status 0
*/
register CMCSPLTSTAT0 {
address 0x096
access_mode RW
modes M_CCHAN
field STAETERM 0x80
field SCBCERR 0x40
field SCADERR 0x20
field SCDATBUCKET 0x10
field CNTNOTCMPLT 0x08
field RXOVRUN 0x04
field RXSCEMSG 0x02
field RXSPLTRSP 0x01
}
/*
* Overlay Split Status 0
*/
register OVLYSPLTSTAT0 {
address 0x096
access_mode RW
modes M_SCSI
field STAETERM 0x80
field SCBCERR 0x40
field SCADERR 0x20
field SCDATBUCKET 0x10
field CNTNOTCMPLT 0x08
field RXOVRUN 0x04
field RXSCEMSG 0x02
field RXSPLTRSP 0x01
}
/*
* Data Channel Split Status 1
*/
register DCHSPLTSTAT1 {
address 0x097
access_mode RW
modes M_DFF0, M_DFF1
count 2
field RXDATABUCKET 0x01
dont_generate_debug_code
}
/*
* CMC Split Status 1
*/
register CMCSPLTSTAT1 {
address 0x097
access_mode RW
modes M_CCHAN
field RXDATABUCKET 0x01
}
/*
* Overlay Split Status 1
*/
register OVLYSPLTSTAT1 {
address 0x097
access_mode RW
modes M_SCSI
field RXDATABUCKET 0x01
}
/*
* S/G Receive Message 0
*/
register SGRXMSG0 {
address 0x098
access_mode RO
modes M_DFF0, M_DFF1
field CDNUM 0xF8
field CFNUM 0x07
}
/*
* S/G Receive Message 1
*/
register SGRXMSG1 {
address 0x099
access_mode RO
modes M_DFF0, M_DFF1
field CBNUM 0xFF
}
/*
* S/G Receive Message 2
*/
register SGRXMSG2 {
address 0x09A
access_mode RO
modes M_DFF0, M_DFF1
field MINDEX 0xFF
}
/*
* S/G Receive Message 3
*/
register SGRXMSG3 {
address 0x09B
access_mode RO
modes M_DFF0, M_DFF1
field MCLASS 0x0F
}
/*
* Slave Split Out Address 0
*/
register SLVSPLTOUTADR0 {
address 0x098
access_mode RO
modes M_SCSI
field LOWER_ADDR 0x7F
}
/*
* Slave Split Out Address 1
*/
register SLVSPLTOUTADR1 {
address 0x099
access_mode RO
modes M_SCSI
field REQ_DNUM 0xF8
field REQ_FNUM 0x07
}
/*
* Slave Split Out Address 2
*/
register SLVSPLTOUTADR2 {
address 0x09A
access_mode RO
modes M_SCSI
field REQ_BNUM 0xFF
}
/*
* Slave Split Out Address 3
*/
register SLVSPLTOUTADR3 {
address 0x09B
access_mode RO
modes M_SCSI
field RLXORD 020
field TAG_NUM 0x1F
}
/*
* SG Sequencer Byte Count
*/
register SGSEQBCNT {
address 0x09C
access_mode RO
modes M_DFF0, M_DFF1
}
/*
* Slave Split Out Attribute 0
*/
register SLVSPLTOUTATTR0 {
address 0x09C
access_mode RO
modes M_SCSI
field LOWER_BCNT 0xFF
}
/*
* Slave Split Out Attribute 1
*/
register SLVSPLTOUTATTR1 {
address 0x09D
access_mode RO
modes M_SCSI
field CMPLT_DNUM 0xF8
field CMPLT_FNUM 0x07
}
/*
* Slave Split Out Attribute 2
*/
register SLVSPLTOUTATTR2 {
address 0x09E
access_mode RO
size 2
modes M_SCSI
field CMPLT_BNUM 0xFF
}
/*
* S/G Split Status 0
*/
register SGSPLTSTAT0 {
address 0x09E
access_mode RW
modes M_DFF0, M_DFF1
count 2
field STAETERM 0x80
field SCBCERR 0x40
field SCADERR 0x20
field SCDATBUCKET 0x10
field CNTNOTCMPLT 0x08
field RXOVRUN 0x04
field RXSCEMSG 0x02
field RXSPLTRSP 0x01
dont_generate_debug_code
}
/*
* S/G Split Status 1
*/
register SGSPLTSTAT1 {
address 0x09F
access_mode RW
modes M_DFF0, M_DFF1
count 2
field RXDATABUCKET 0x01
dont_generate_debug_code
}
/*
* Special Function
*/
register SFUNCT {
address 0x09f
access_mode RW
modes M_CFG
field TEST_GROUP 0xF0
field TEST_NUM 0x0F
dont_generate_debug_code
}
/*
* Data FIFO 0 PCI Status
*/
register DF0PCISTAT {
address 0x0A0
access_mode RW
modes M_CFG
count 1
field DPE 0x80
field SSE 0x40
field RMA 0x20
field RTA 0x10
field SCAAPERR 0x08
field RDPERR 0x04
field TWATERR 0x02
field DPR 0x01
dont_generate_debug_code
}
/*
* Data FIFO 1 PCI Status
*/
register DF1PCISTAT {
address 0x0A1
access_mode RW
modes M_CFG
field DPE 0x80
field SSE 0x40
field RMA 0x20
field RTA 0x10
field SCAAPERR 0x08
field RDPERR 0x04
field TWATERR 0x02
field DPR 0x01
}
/*
* S/G PCI Status
*/
register SGPCISTAT {
address 0x0A2
access_mode RW
modes M_CFG
field DPE 0x80
field SSE 0x40
field RMA 0x20
field RTA 0x10
field SCAAPERR 0x08
field RDPERR 0x04
field DPR 0x01
}
/*
* CMC PCI Status
*/
register CMCPCISTAT {
address 0x0A3
access_mode RW
modes M_CFG
field DPE 0x80
field SSE 0x40
field RMA 0x20
field RTA 0x10
field SCAAPERR 0x08
field RDPERR 0x04
field TWATERR 0x02
field DPR 0x01
}
/*
* Overlay PCI Status
*/
register OVLYPCISTAT {
address 0x0A4
access_mode RW
modes M_CFG
field DPE 0x80
field SSE 0x40
field RMA 0x20
field RTA 0x10
field SCAAPERR 0x08
field RDPERR 0x04
field DPR 0x01
}
/*
* PCI Status for MSI Master DMA Transfer
*/
register MSIPCISTAT {
address 0x0A6
access_mode RW
modes M_CFG
field SSE 0x40
field RMA 0x20
field RTA 0x10
field CLRPENDMSI 0x08
field TWATERR 0x02
field DPR 0x01
}
/*
* PCI Status for Target
*/
register TARGPCISTAT {
address 0x0A7
access_mode RW
modes M_CFG
count 5
field DPE 0x80
field SSE 0x40
field STA 0x08
field TWATERR 0x02
dont_generate_debug_code
}
/*
* LQ Packet In
* The last LQ Packet received
*/
register LQIN {
address 0x020
access_mode RW
size 20
count 2
modes M_DFF0, M_DFF1, M_SCSI
dont_generate_debug_code
}
/*
* SCB Type Pointer
* SCB offset for Target Mode SCB type information
*/
register TYPEPTR {
address 0x020
access_mode RW
modes M_CFG
}
/*
* Queue Tag Pointer
* SCB offset to the Two Byte tag identifier used for target mode.
*/
register TAGPTR {
address 0x021
access_mode RW
modes M_CFG
}
/*
* Logical Unit Number Pointer
* SCB offset to the LSB (little endian) of the lun field.
*/
register LUNPTR {
address 0x022
access_mode RW
modes M_CFG
count 2
dont_generate_debug_code
}
/*
* Data Length Pointer
* SCB offset for the 4 byte data length field in target mode.
*/
register DATALENPTR {
address 0x023
access_mode RW
modes M_CFG
}
/*
* Status Length Pointer
* SCB offset to the two byte status field in target SCBs.
*/
register STATLENPTR {
address 0x024
access_mode RW
modes M_CFG
}
/*
* Command Length Pointer
* Scb offset for the CDB length field in initiator SCBs.
*/
register CMDLENPTR {
address 0x025
access_mode RW
modes M_CFG
count 1
dont_generate_debug_code
}
/*
* Task Attribute Pointer
* Scb offset for the byte field specifying the attribute byte
* to be used in command packets.
*/
register ATTRPTR {
address 0x026
access_mode RW
modes M_CFG
count 1
dont_generate_debug_code
}
/*
* Task Management Flags Pointer
* Scb offset for the byte field specifying the attribute flags
* byte to be used in command packets.
*/
register FLAGPTR {
address 0x027
access_mode RW
modes M_CFG
count 1
dont_generate_debug_code
}
/*
* Command Pointer
* Scb offset for the first byte in the CDB for initiator SCBs.
*/
register CMDPTR {
address 0x028
access_mode RW
modes M_CFG
count 1
dont_generate_debug_code
}
/*
* Queue Next Pointer
* Scb offset for the 2 byte "next scb link".
*/
register QNEXTPTR {
address 0x029
access_mode RW
modes M_CFG
count 1
dont_generate_debug_code
}
/*
* SCSI ID Pointer
* Scb offset to the value to place in the SCSIID register
* during target mode connections.
*/
register IDPTR {
address 0x02A
access_mode RW
modes M_CFG
}
/*
* Command Aborted Byte Pointer
* Offset to the SCB flags field that includes the
* "SCB aborted" status bit.
*/
register ABRTBYTEPTR {
address 0x02B
access_mode RW
modes M_CFG
count 1
dont_generate_debug_code
}
/*
* Command Aborted Bit Pointer
* Bit offset in the SCB flags field for "SCB aborted" status.
*/
register ABRTBITPTR {
address 0x02C
access_mode RW
modes M_CFG
count 1
dont_generate_debug_code
}
/*
* Rev B or greater.
*/
register MAXCMDBYTES {
address 0x02D
access_mode RW
modes M_CFG
}
/*
* Rev B or greater.
*/
register MAXCMD2RCV {
address 0x02E
access_mode RW
modes M_CFG
}
/*
* Rev B or greater.
*/
register SHORTTHRESH {
address 0x02F
access_mode RW
modes M_CFG
}
/*
* Logical Unit Number Length
* The length, in bytes, of the SCB lun field.
*/
register LUNLEN {
address 0x030
access_mode RW
modes M_CFG
count 2
mask ILUNLEN 0x0F
mask TLUNLEN 0xF0
dont_generate_debug_code
}
const LUNLEN_SINGLE_LEVEL_LUN 0xF
/*
* CDB Limit
* The size, in bytes, of the embedded CDB field in initator SCBs.
*/
register CDBLIMIT {
address 0x031
access_mode RW
modes M_CFG
count 1
dont_generate_debug_code
}
/*
* Maximum Commands
* The maximum number of commands to issue during a
* single packetized connection.
*/
register MAXCMD {
address 0x032
access_mode RW
modes M_CFG
count 9
dont_generate_debug_code
}
/*
* Maximum Command Counter
* The number of commands already sent during this connection
*/
register MAXCMDCNT {
address 0x033
access_mode RW
modes M_CFG
dont_generate_debug_code
}
/*
* LQ Packet Reserved Bytes
* The bytes to be sent in the currently reserved fileds
* of all LQ packets.
*/
register LQRSVD01 {
address 0x034
access_mode RW
modes M_SCSI
}
register LQRSVD16 {
address 0x035
access_mode RW
modes M_SCSI
}
register LQRSVD17 {
address 0x036
access_mode RW
modes M_SCSI
}
/*
* Command Reserved 0
* The byte to be sent for the reserved byte 0 of
* outgoing command packets.
*/
register CMDRSVD0 {
address 0x037
access_mode RW
modes M_CFG
}
/*
* LQ Manager Control 0
*/
register LQCTL0 {
address 0x038
access_mode RW
modes M_CFG
field LQITARGCLT 0xC0
field LQIINITGCLT 0x30
field LQ0TARGCLT 0x0C
field LQ0INITGCLT 0x03
}
/*
* LQ Manager Control 1
*/
register LQCTL1 {
address 0x038
access_mode RW
modes M_DFF0, M_DFF1, M_SCSI
count 2
field PCI2PCI 0x04
field SINGLECMD 0x02
field ABORTPENDING 0x01
dont_generate_debug_code
}
/*
* LQ Manager Control 2
*/
register LQCTL2 {
address 0x039
access_mode RW
modes M_DFF0, M_DFF1, M_SCSI
count 5
field LQIRETRY 0x80
field LQICONTINUE 0x40
field LQITOIDLE 0x20
field LQIPAUSE 0x10
field LQORETRY 0x08
field LQOCONTINUE 0x04
field LQOTOIDLE 0x02
field LQOPAUSE 0x01
dont_generate_debug_code
}
/*
* SCSI RAM BIST0
*/
register SCSBIST0 {
address 0x039
access_mode RW
modes M_CFG
field GSBISTERR 0x40
field GSBISTDONE 0x20
field GSBISTRUN 0x10
field OSBISTERR 0x04
field OSBISTDONE 0x02
field OSBISTRUN 0x01
}
/*
* SCSI Sequence Control0
*/
register SCSISEQ0 {
address 0x03A
access_mode RW
modes M_DFF0, M_DFF1, M_SCSI
field TEMODEO 0x80
field ENSELO 0x40
field ENARBO 0x20
field FORCEBUSFREE 0x10
field SCSIRSTO 0x01
}
/*
* SCSI RAM BIST 1
*/
register SCSBIST1 {
address 0x03A
access_mode RW
modes M_CFG
field NTBISTERR 0x04
field NTBISTDONE 0x02
field NTBISTRUN 0x01
}
/*
* SCSI Sequence Control 1
*/
register SCSISEQ1 {
address 0x03B
access_mode RW
modes M_DFF0, M_DFF1, M_SCSI
count 8
field MANUALCTL 0x40
field ENSELI 0x20
field ENRSELI 0x10
field MANUALP 0x0C
field ENAUTOATNP 0x02
field ALTSTIM 0x01
}
/*
* SCSI Transfer Control 0
*/
register SXFRCTL0 {
address 0x03C
access_mode RW
modes M_SCSI
field DFON 0x80
field DFPEXP 0x40
field BIOSCANCELEN 0x10
field SPIOEN 0x08
dont_generate_debug_code
}
/*
* SCSI Transfer Control 1
*/
register SXFRCTL1 {
address 0x03D
access_mode RW
modes M_SCSI
field BITBUCKET 0x80
field ENSACHK 0x40
field ENSPCHK 0x20
field STIMESEL 0x18
field ENSTIMER 0x04
field ACTNEGEN 0x02
field STPWEN 0x01
dont_generate_debug_code
}
/*
* SCSI Transfer Control 2
*/
register SXFRCTL2 {
address 0x03E
access_mode RW
modes M_SCSI
field AUTORSTDIS 0x10
field CMDDMAEN 0x08
field ASU 0x07
}
/*
* SCSI Bus Initiator IDs
* Bitmask of observed initiators on the bus.
*/
register BUSINITID {
address 0x03C
access_mode RW
modes M_CFG
size 2
}
/*
* Data Length Counters
* Packet byte counter.
*/
register DLCOUNT {
address 0x03C
access_mode RW
modes M_DFF0, M_DFF1
size 3
}
/*
* Data FIFO Status
*/
register DFFSTAT {
address 0x03F
access_mode RW
modes M_SCSI
field FIFO1FREE 0x20
field FIFO0FREE 0x10
/*
* On the B, this enum only works
* in the read direction. For writes,
* you must use the B version of the
* CURRFIFO_0 definition which is defined
* as a constant outside of this register
* definition to avoid confusing the
* register pretty printing code.
*/
enum CURRFIFO 0x03 {
CURRFIFO_0,
CURRFIFO_1,
CURRFIFO_NONE 0x3
}
}
const B_CURRFIFO_0 0x2
/*
* SCSI Bus Target IDs
* Bitmask of observed targets on the bus.
*/
register BUSTARGID {
address 0x03E
access_mode RW
modes M_CFG
size 2
}
/*
* SCSI Control Signal Out
*/
register SCSISIGO {
address 0x040
access_mode RW
modes M_DFF0, M_DFF1, M_SCSI
field CDO 0x80
field IOO 0x40
field MSGO 0x20
field ATNO 0x10
field SELO 0x08
field BSYO 0x04
field REQO 0x02
field ACKO 0x01
/*
* Possible phases to write into SCSISIG0
*/
enum PHASE_MASK CDO|IOO|MSGO {
P_DATAOUT 0x0,
P_DATAIN IOO,
P_DATAOUT_DT P_DATAOUT|MSGO,
P_DATAIN_DT P_DATAIN|MSGO,
P_COMMAND CDO,
P_MESGOUT CDO|MSGO,
P_STATUS CDO|IOO,
P_MESGIN CDO|IOO|MSGO
}
dont_generate_debug_code
}
/*
* SCSI Control Signal In
*/
register SCSISIGI {
address 0x041
access_mode RO
modes M_DFF0, M_DFF1, M_SCSI
field CDI 0x80
field IOI 0x40
field MSGI 0x20
field ATNI 0x10
field SELI 0x08
field BSYI 0x04
field REQI 0x02
field ACKI 0x01
/*
* Possible phases in SCSISIGI
*/
enum PHASE_MASK CDO|IOO|MSGO {
P_DATAOUT 0x0,
P_DATAIN IOO,
P_DATAOUT_DT P_DATAOUT|MSGO,
P_DATAIN_DT P_DATAIN|MSGO,
P_COMMAND CDO,
P_MESGOUT CDO|MSGO,
P_STATUS CDO|IOO,
P_MESGIN CDO|IOO|MSGO
}
}
/*
* Multiple Target IDs
* Bitmask of ids to respond as a target.
*/
register MULTARGID {
address 0x040
access_mode RW
modes M_CFG
size 2
count 2
dont_generate_debug_code
}
/*
* SCSI Phase
*/
register SCSIPHASE {
address 0x042
access_mode RO
modes M_DFF0, M_DFF1, M_SCSI
field STATUS_PHASE 0x20
field COMMAND_PHASE 0x10
field MSG_IN_PHASE 0x08
field MSG_OUT_PHASE 0x04
field DATA_PHASE_MASK 0x03 {
DATA_OUT_PHASE 0x01,
DATA_IN_PHASE 0x02
}
}
/*
* SCSI Data 0 Image
*/
register SCSIDAT0_IMG {
address 0x043
access_mode RW
modes M_DFF0, M_DFF1, M_SCSI
}
/*
* SCSI Latched Data
*/
register SCSIDAT {
address 0x044
access_mode RW
modes M_DFF0, M_DFF1, M_SCSI
size 2
dont_generate_debug_code
}
/*
* SCSI Data Bus
*/
register SCSIBUS {
address 0x046
access_mode RW
modes M_DFF0, M_DFF1, M_SCSI
size 2
}
/*
* Target ID In
*/
register TARGIDIN {
address 0x048
access_mode RO
modes M_DFF0, M_DFF1, M_SCSI
count 2
field CLKOUT 0x80
field TARGID 0x0F
dont_generate_debug_code
}
/*
* Selection/Reselection ID
* Upper four bits are the device id. The ONEBIT is set when the re/selecting
* device did not set its own ID.
*/
register SELID {
address 0x049
access_mode RW
modes M_DFF0, M_DFF1, M_SCSI
field SELID_MASK 0xf0
field ONEBIT 0x08
}
/*
* SCSI Block Control
* Controls Bus type and channel selection. SELWIDE allows for the
* coexistence of 8bit and 16bit devices on a wide bus.
*/
register SBLKCTL {
address 0x04A
access_mode RW
modes M_DFF0, M_DFF1, M_SCSI
field DIAGLEDEN 0x80
field DIAGLEDON 0x40
field ENAB40 0x08 /* LVD transceiver active */
field ENAB20 0x04 /* SE/HVD transceiver active */
field SELWIDE 0x02
dont_generate_debug_code
}
/*
* Option Mode
*/
register OPTIONMODE {
address 0x04A
access_mode RW
modes M_CFG
count 4
field BIOSCANCTL 0x80
field AUTOACKEN 0x40
field BIASCANCTL 0x20
field BUSFREEREV 0x10
field ENDGFORMCHK 0x04
field AUTO_MSGOUT_DE 0x02
mask OPTIONMODE_DEFAULTS AUTO_MSGOUT_DE
dont_generate_debug_code
}
/*
* SCSI Status 0
*/
register SSTAT0 {
address 0x04B
access_mode RO
modes M_DFF0, M_DFF1, M_SCSI
field TARGET 0x80 /* Board acting as target */
field SELDO 0x40 /* Selection Done */
field SELDI 0x20 /* Board has been selected */
field SELINGO 0x10 /* Selection In Progress */
field IOERR 0x08 /* LVD Tranceiver mode changed */
field OVERRUN 0x04 /* SCSI Offset overrun detected */
field SPIORDY 0x02 /* SCSI PIO Ready */
field ARBDO 0x01 /* Arbitration Done Out */
}
/*
* Clear SCSI Interrupt 0
* Writing a 1 to a bit clears the associated SCSI Interrupt in SSTAT0.
*/
register CLRSINT0 {
address 0x04B
access_mode WO
modes M_DFF0, M_DFF1, M_SCSI
field CLRSELDO 0x40
field CLRSELDI 0x20
field CLRSELINGO 0x10
field CLRIOERR 0x08
field CLROVERRUN 0x04
field CLRSPIORDY 0x02
field CLRARBDO 0x01
dont_generate_debug_code
}
/*
* SCSI Interrupt Mode 0
* Setting any bit will enable the corresponding function
* in SIMODE0 to interrupt via the IRQ pin.
*/
register SIMODE0 {
address 0x04B
access_mode RW
modes M_CFG
count 8
field ENSELDO 0x40
field ENSELDI 0x20
field ENSELINGO 0x10
field ENIOERR 0x08
field ENOVERRUN 0x04
field ENSPIORDY 0x02
field ENARBDO 0x01
}
/*
* SCSI Status 1
*/
register SSTAT1 {
address 0x04C
access_mode RO
modes M_DFF0, M_DFF1, M_SCSI
field SELTO 0x80
field ATNTARG 0x40
field SCSIRSTI 0x20
field PHASEMIS 0x10
field BUSFREE 0x08
field SCSIPERR 0x04
field STRB2FAST 0x02
field REQINIT 0x01
}
/*
* Clear SCSI Interrupt 1
* Writing a 1 to a bit clears the associated SCSI Interrupt in SSTAT1.
*/
register CLRSINT1 {
address 0x04C
access_mode WO
modes M_DFF0, M_DFF1, M_SCSI
field CLRSELTIMEO 0x80
field CLRATNO 0x40
field CLRSCSIRSTI 0x20
field CLRBUSFREE 0x08
field CLRSCSIPERR 0x04
field CLRSTRB2FAST 0x02
field CLRREQINIT 0x01
dont_generate_debug_code
}
/*
* SCSI Status 2
*/
register SSTAT2 {
address 0x04d
access_mode RO
modes M_DFF0, M_DFF1, M_SCSI
field BUSFREETIME 0xc0 {
BUSFREE_LQO 0x40,
BUSFREE_DFF0 0x80,
BUSFREE_DFF1 0xC0
}
field NONPACKREQ 0x20
field EXP_ACTIVE 0x10 /* SCSI Expander Active */
field BSYX 0x08 /* Busy Expander */
field WIDE_RES 0x04 /* Modes 0 and 1 only */
field SDONE 0x02 /* Modes 0 and 1 only */
field DMADONE 0x01 /* Modes 0 and 1 only */
}
/*
* Clear SCSI Interrupt 2
*/
register CLRSINT2 {
address 0x04D
access_mode WO
modes M_DFF0, M_DFF1, M_SCSI
field CLRNONPACKREQ 0x20
field CLRWIDE_RES 0x04 /* Modes 0 and 1 only */
field CLRSDONE 0x02 /* Modes 0 and 1 only */
field CLRDMADONE 0x01 /* Modes 0 and 1 only */
dont_generate_debug_code
}
/*
* SCSI Interrupt Mode 2
*/
register SIMODE2 {
address 0x04D
access_mode RW
modes M_CFG
field ENWIDE_RES 0x04
field ENSDONE 0x02
field ENDMADONE 0x01
}
/*
* Physical Error Diagnosis
*/
register PERRDIAG {
address 0x04E
access_mode RO
modes M_DFF0, M_DFF1, M_SCSI
count 3
field HIZERO 0x80
field HIPERR 0x40
field PREVPHASE 0x20
field PARITYERR 0x10
field AIPERR 0x08
field CRCERR 0x04
field DGFORMERR 0x02
field DTERR 0x01
}
/*
* LQI Manager Current State
*/
register LQISTATE {
address 0x04E
access_mode RO
modes M_CFG
count 6
dont_generate_debug_code
}
/*
* SCSI Offset Count
*/
register SOFFCNT {
address 0x04F
access_mode RO
modes M_DFF0, M_DFF1, M_SCSI
count 1
}
/*
* LQO Manager Current State
*/
register LQOSTATE {
address 0x04F
access_mode RO
modes M_CFG
count 2
dont_generate_debug_code
}
/*
* LQI Manager Status
*/
register LQISTAT0 {
address 0x050
access_mode RO
modes M_DFF0, M_DFF1, M_SCSI
count 2
field LQIATNQAS 0x20
field LQICRCT1 0x10
field LQICRCT2 0x08
field LQIBADLQT 0x04
field LQIATNLQ 0x02
field LQIATNCMD 0x01
}
/*
* Clear LQI Interrupts 0
*/
register CLRLQIINT0 {
address 0x050
access_mode WO
modes M_DFF0, M_DFF1, M_SCSI
count 1
field CLRLQIATNQAS 0x20
field CLRLQICRCT1 0x10
field CLRLQICRCT2 0x08
field CLRLQIBADLQT 0x04
field CLRLQIATNLQ 0x02
field CLRLQIATNCMD 0x01
dont_generate_debug_code
}
/*
* LQI Manager Interrupt Mode 0
*/
register LQIMODE0 {
address 0x050
access_mode RW
modes M_CFG
count 3
field ENLQIATNQASK 0x20
field ENLQICRCT1 0x10
field ENLQICRCT2 0x08
field ENLQIBADLQT 0x04
field ENLQIATNLQ 0x02
field ENLQIATNCMD 0x01
dont_generate_debug_code
}
/*
* LQI Manager Status 1
*/
register LQISTAT1 {
address 0x051
access_mode RO
modes M_DFF0, M_DFF1, M_SCSI
count 3
field LQIPHASE_LQ 0x80
field LQIPHASE_NLQ 0x40
field LQIABORT 0x20
field LQICRCI_LQ 0x10
field LQICRCI_NLQ 0x08
field LQIBADLQI 0x04
field LQIOVERI_LQ 0x02
field LQIOVERI_NLQ 0x01
}
/*
* Clear LQI Manager Interrupts1
*/
register CLRLQIINT1 {
address 0x051
access_mode WO
modes M_DFF0, M_DFF1, M_SCSI
count 4
field CLRLQIPHASE_LQ 0x80
field CLRLQIPHASE_NLQ 0x40
field CLRLIQABORT 0x20
field CLRLQICRCI_LQ 0x10
field CLRLQICRCI_NLQ 0x08
field CLRLQIBADLQI 0x04
field CLRLQIOVERI_LQ 0x02
field CLRLQIOVERI_NLQ 0x01
dont_generate_debug_code
}
/*
* LQI Manager Interrupt Mode 1
*/
register LQIMODE1 {
address 0x051
access_mode RW
modes M_CFG
count 4
field ENLQIPHASE_LQ 0x80 /* LQIPHASE1 */
field ENLQIPHASE_NLQ 0x40 /* LQIPHASE2 */
field ENLIQABORT 0x20
field ENLQICRCI_LQ 0x10 /* LQICRCI1 */
field ENLQICRCI_NLQ 0x08 /* LQICRCI2 */
field ENLQIBADLQI 0x04
field ENLQIOVERI_LQ 0x02 /* LQIOVERI1 */
field ENLQIOVERI_NLQ 0x01 /* LQIOVERI2 */
dont_generate_debug_code
}
/*
* LQI Manager Status 2
*/
register LQISTAT2 {
address 0x052
access_mode RO
modes M_DFF0, M_DFF1, M_SCSI
field PACKETIZED 0x80
field LQIPHASE_OUTPKT 0x40
field LQIWORKONLQ 0x20
field LQIWAITFIFO 0x10
field LQISTOPPKT 0x08
field LQISTOPLQ 0x04
field LQISTOPCMD 0x02
field LQIGSAVAIL 0x01
}
/*
* SCSI Status 3
*/
register SSTAT3 {
address 0x053
access_mode RO
modes M_DFF0, M_DFF1, M_SCSI
count 3
field NTRAMPERR 0x02
field OSRAMPERR 0x01
}
/*
* Clear SCSI Status 3
*/
register CLRSINT3 {
address 0x053
access_mode WO
modes M_DFF0, M_DFF1, M_SCSI
count 3
field CLRNTRAMPERR 0x02
field CLROSRAMPERR 0x01
dont_generate_debug_code
}
/*
* SCSI Interrupt Mode 3
*/
register SIMODE3 {
address 0x053
access_mode RW
modes M_CFG
count 4
field ENNTRAMPERR 0x02
field ENOSRAMPERR 0x01
dont_generate_debug_code
}
/*
* LQO Manager Status 0
*/
register LQOSTAT0 {
address 0x054
access_mode RO
modes M_DFF0, M_DFF1, M_SCSI
count 2
field LQOTARGSCBPERR 0x10
field LQOSTOPT2 0x08
field LQOATNLQ 0x04
field LQOATNPKT 0x02
field LQOTCRC 0x01
}
/*
* Clear LQO Manager interrupt 0
*/
register CLRLQOINT0 {
address 0x054
access_mode WO
modes M_DFF0, M_DFF1, M_SCSI
count 3
field CLRLQOTARGSCBPERR 0x10
field CLRLQOSTOPT2 0x08
field CLRLQOATNLQ 0x04
field CLRLQOATNPKT 0x02
field CLRLQOTCRC 0x01
dont_generate_debug_code
}
/*
* LQO Manager Interrupt Mode 0
*/
register LQOMODE0 {
address 0x054
access_mode RW
modes M_CFG
count 4
field ENLQOTARGSCBPERR 0x10
field ENLQOSTOPT2 0x08
field ENLQOATNLQ 0x04
field ENLQOATNPKT 0x02
field ENLQOTCRC 0x01
dont_generate_debug_code
}
/*
* LQO Manager Status 1
*/
register LQOSTAT1 {
address 0x055
access_mode RO
modes M_DFF0, M_DFF1, M_SCSI
field LQOINITSCBPERR 0x10
field LQOSTOPI2 0x08
field LQOBADQAS 0x04
field LQOBUSFREE 0x02
field LQOPHACHGINPKT 0x01
}
/*
* Clear LOQ Interrupt 1
*/
register CLRLQOINT1 {
address 0x055
access_mode WO
modes M_DFF0, M_DFF1, M_SCSI
count 7
field CLRLQOINITSCBPERR 0x10
field CLRLQOSTOPI2 0x08
field CLRLQOBADQAS 0x04
field CLRLQOBUSFREE 0x02
field CLRLQOPHACHGINPKT 0x01
dont_generate_debug_code
}
/*
* LQO Manager Interrupt Mode 1
*/
register LQOMODE1 {
address 0x055
access_mode RW
modes M_CFG
count 4
field ENLQOINITSCBPERR 0x10
field ENLQOSTOPI2 0x08
field ENLQOBADQAS 0x04
field ENLQOBUSFREE 0x02
field ENLQOPHACHGINPKT 0x01
dont_generate_debug_code
}
/*
* LQO Manager Status 2
*/
register LQOSTAT2 {
address 0x056
access_mode RO
modes M_DFF0, M_DFF1, M_SCSI
field LQOPKT 0xE0
field LQOWAITFIFO 0x10
field LQOPHACHGOUTPKT 0x02 /* outside of packet boundaries. */
field LQOSTOP0 0x01 /* Stopped after sending all packets */
}
/*
* Output Synchronizer Space Count
*/
register OS_SPACE_CNT {
address 0x056
access_mode RO
modes M_CFG
count 2
dont_generate_debug_code
}
/*
* SCSI Interrupt Mode 1
* Setting any bit will enable the corresponding function
* in SIMODE1 to interrupt via the IRQ pin.
*/
register SIMODE1 {
address 0x057
access_mode RW
modes M_DFF0, M_DFF1, M_SCSI
field ENSELTIMO 0x80
field ENATNTARG 0x40
field ENSCSIRST 0x20
field ENPHASEMIS 0x10
field ENBUSFREE 0x08
field ENSCSIPERR 0x04
field ENSTRB2FAST 0x02
field ENREQINIT 0x01
}
/*
* Good Status FIFO
*/
register GSFIFO {
address 0x058
access_mode RO
size 2
modes M_DFF0, M_DFF1, M_SCSI
dont_generate_debug_code
}
/*
* Data FIFO SCSI Transfer Control
*/
register DFFSXFRCTL {
address 0x05A
access_mode RW
modes M_DFF0, M_DFF1
field DFFBITBUCKET 0x08
field CLRSHCNT 0x04
field CLRCHN 0x02
field RSTCHN 0x01
}
/*
* Next SCSI Control Block
*/
register NEXTSCB {
address 0x05A
access_mode RW
size 2
modes M_SCSI
dont_generate_debug_code
}
/*
* LQO SCSI Control
* (Rev B only.)
*/
register LQOSCSCTL {
address 0x05A
access_mode RW
size 1
modes M_CFG
count 1
field LQOH2A_VERSION 0x80
field LQOBUSETDLY 0x40
field LQONOHOLDLACK 0x02
field LQONOCHKOVER 0x01
dont_generate_debug_code
}
/*
* SEQ Interrupts
*/
register SEQINTSRC {
address 0x05B
access_mode RO
modes M_DFF0, M_DFF1
field CTXTDONE 0x40
field SAVEPTRS 0x20
field CFG4DATA 0x10
field CFG4ISTAT 0x08
field CFG4TSTAT 0x04
field CFG4ICMD 0x02
field CFG4TCMD 0x01
}
/*
* Clear Arp Interrupts
*/
register CLRSEQINTSRC {
address 0x05B
access_mode WO
modes M_DFF0, M_DFF1
field CLRCTXTDONE 0x40
field CLRSAVEPTRS 0x20
field CLRCFG4DATA 0x10
field CLRCFG4ISTAT 0x08
field CLRCFG4TSTAT 0x04
field CLRCFG4ICMD 0x02
field CLRCFG4TCMD 0x01
dont_generate_debug_code
}
/*
* SEQ Interrupt Enabled (Shared)
*/
register SEQIMODE {
address 0x05C
access_mode RW
modes M_DFF0, M_DFF1
field ENCTXTDONE 0x40
field ENSAVEPTRS 0x20
field ENCFG4DATA 0x10
field ENCFG4ISTAT 0x08
field ENCFG4TSTAT 0x04
field ENCFG4ICMD 0x02
field ENCFG4TCMD 0x01
}
/*
* Current SCSI Control Block
*/
register CURRSCB {
address 0x05C
access_mode RW
size 2
modes M_SCSI
dont_generate_debug_code
}
/*
* Data FIFO Status
*/
register MDFFSTAT {
address 0x05D
access_mode RO
modes M_DFF0, M_DFF1
field SHCNTNEGATIVE 0x40 /* Rev B or higher */
field SHCNTMINUS1 0x20 /* Rev B or higher */
field LASTSDONE 0x10
field SHVALID 0x08
field DLZERO 0x04 /* FIFO data ends on packet boundary. */
field DATAINFIFO 0x02
field FIFOFREE 0x01
}
/*
* CRC Control
*/
register CRCCONTROL {
address 0x05d
access_mode RW
modes M_CFG
field CRCVALCHKEN 0x40
}
/*
* SCSI Test Control
*/
register SCSITEST {
address 0x05E
access_mode RW
modes M_CFG
field CNTRTEST 0x08
field SEL_TXPLL_DEBUG 0x04
}
/*
* Data FIFO Queue Tag
*/
register DFFTAG {
address 0x05E
access_mode RW
size 2
modes M_DFF0, M_DFF1
}
/*
* Last SCSI Control Block
*/
register LASTSCB {
address 0x05E
access_mode RW
size 2
modes M_SCSI
dont_generate_debug_code
}
/*
* SCSI I/O Cell Power-down Control
*/
register IOPDNCTL {
address 0x05F
access_mode RW
modes M_CFG
field DISABLE_OE 0x80
field PDN_IDIST 0x04
field PDN_DIFFSENSE 0x01
}
/*
* Shadow Host Address.
*/
register SHADDR {
address 0x060
access_mode RO
size 8
modes M_DFF0, M_DFF1
dont_generate_debug_code
}
/*
* Data Group CRC Interval.
*/
register DGRPCRCI {
address 0x060
access_mode RW
size 2
modes M_CFG
}
/*
* Data Transfer Negotiation Address
*/
register NEGOADDR {
address 0x060
access_mode RW
modes M_SCSI
dont_generate_debug_code
}
/*
* Data Transfer Negotiation Data - Period Byte
*/
register NEGPERIOD {
address 0x061
access_mode RW
modes M_SCSI
count 1
dont_generate_debug_code
}
/*
* Packetized CRC Interval
*/
register PACKCRCI {
address 0x062
access_mode RW
size 2
modes M_CFG
}
/*
* Data Transfer Negotiation Data - Offset Byte
*/
register NEGOFFSET {
address 0x062
access_mode RW
modes M_SCSI
count 1
dont_generate_debug_code
}
/*
* Data Transfer Negotiation Data - PPR Options
*/
register NEGPPROPTS {
address 0x063
access_mode RW
modes M_SCSI
count 1
field PPROPT_PACE 0x08
field PPROPT_QAS 0x04
field PPROPT_DT 0x02
field PPROPT_IUT 0x01
dont_generate_debug_code
}
/*
* Data Transfer Negotiation Data - Connection Options
*/
register NEGCONOPTS {
address 0x064
access_mode RW
modes M_SCSI
field ENSNAPSHOT 0x40
field RTI_WRTDIS 0x20
field RTI_OVRDTRN 0x10
field ENSLOWCRC 0x08
field ENAUTOATNI 0x04
field ENAUTOATNO 0x02
field WIDEXFER 0x01
dont_generate_debug_code
}
/*
* Negotiation Table Annex Column Index.
*/
register ANNEXCOL {
address 0x065
access_mode RW
modes M_SCSI
count 7
dont_generate_debug_code
}
/*
* SCSI Check
* (Rev. B only)
*/
register SCSCHKN {
address 0x066
access_mode RW
modes M_CFG
count 1
field BIDICHKDIS 0x80
field STSELSKIDDIS 0x40
field CURRFIFODEF 0x20
field WIDERESEN 0x10
field SDONEMSKDIS 0x08
field DFFACTCLR 0x04
field SHVALIDSTDIS 0x02
field LSTSGCLRDIS 0x01
dont_generate_debug_code
}
const AHD_ANNEXCOL_PER_DEV0 4
const AHD_NUM_PER_DEV_ANNEXCOLS 4
const AHD_ANNEXCOL_PRECOMP_SLEW 4
const AHD_PRECOMP_MASK 0x07
const AHD_PRECOMP_SHIFT 0
const AHD_PRECOMP_CUTBACK_17 0x04
const AHD_PRECOMP_CUTBACK_29 0x06
const AHD_PRECOMP_CUTBACK_37 0x07
const AHD_SLEWRATE_MASK 0x78
const AHD_SLEWRATE_SHIFT 3
/*
* Rev A has only a single bit (high bit of field) of slew adjustment.
* Rev B has 4 bits. The current default happens to be the same for both.
*/
const AHD_SLEWRATE_DEF_REVA 0x08
const AHD_SLEWRATE_DEF_REVB 0x08
/* Rev A does not have any amplitude setting. */
const AHD_ANNEXCOL_AMPLITUDE 6
const AHD_AMPLITUDE_MASK 0x7
const AHD_AMPLITUDE_SHIFT 0
const AHD_AMPLITUDE_DEF 0x7
/*
* Negotiation Table Annex Data Port.
*/
register ANNEXDAT {
address 0x066
access_mode RW
modes M_SCSI
count 3
dont_generate_debug_code
}
/*
* Initiator's Own Id.
* The SCSI ID to use for Selection Out and seen during a reselection..
*/
register IOWNID {
address 0x067
access_mode RW
modes M_SCSI
dont_generate_debug_code
}
/*
* 960MHz Phase-Locked Loop Control 0
*/
register PLL960CTL0 {
address 0x068
access_mode RW
modes M_CFG
field PLL_VCOSEL 0x80
field PLL_PWDN 0x40
field PLL_NS 0x30
field PLL_ENLUD 0x08
field PLL_ENLPF 0x04
field PLL_DLPF 0x02
field PLL_ENFBM 0x01
}
/*
* Target Own Id
*/
register TOWNID {
address 0x069
access_mode RW
modes M_SCSI
count 2
dont_generate_debug_code
}
/*
* 960MHz Phase-Locked Loop Control 1
*/
register PLL960CTL1 {
address 0x069
access_mode RW
modes M_CFG
field PLL_CNTEN 0x80
field PLL_CNTCLR 0x40
field PLL_RST 0x01
}
/*
* Expander Signature
*/
register XSIG {
address 0x06A
access_mode RW
modes M_SCSI
}
/*
* Shadow Byte Count
*/
register SHCNT {
address 0x068
access_mode RW
size 3
modes M_DFF0, M_DFF1
dont_generate_debug_code
}
/*
* Selection Out ID
*/
register SELOID {
address 0x06B
access_mode RW
modes M_SCSI
}
/*
* 960-MHz Phase-Locked Loop Test Count
*/
register PLL960CNT0 {
address 0x06A
access_mode RO
size 2
modes M_CFG
}
/*
* 400-MHz Phase-Locked Loop Control 0
*/
register PLL400CTL0 {
address 0x06C
access_mode RW
modes M_CFG
field PLL_VCOSEL 0x80
field PLL_PWDN 0x40
field PLL_NS 0x30
field PLL_ENLUD 0x08
field PLL_ENLPF 0x04
field PLL_DLPF 0x02
field PLL_ENFBM 0x01
}
/*
* Arbitration Fairness
*/
register FAIRNESS {
address 0x06C
access_mode RW
size 2
modes M_SCSI
}
/*
* 400-MHz Phase-Locked Loop Control 1
*/
register PLL400CTL1 {
address 0x06D
access_mode RW
modes M_CFG
field PLL_CNTEN 0x80
field PLL_CNTCLR 0x40
field PLL_RST 0x01
}
/*
* Arbitration Unfairness
*/
register UNFAIRNESS {
address 0x06E
access_mode RW
size 2
modes M_SCSI
}
/*
* 400-MHz Phase-Locked Loop Test Count
*/
register PLL400CNT0 {
address 0x06E
access_mode RO
size 2
modes M_CFG
}
/*
* SCB Page Pointer
*/
register SCBPTR {
address 0x0A8
access_mode RW
size 2
modes M_DFF0, M_DFF1, M_CCHAN, M_SCSI
dont_generate_debug_code
}
/*
* CMC SCB Array Count
* Number of bytes to transfer between CMC SCB memory and SCBRAM.
* Transfers must be 8byte aligned and sized.
*/
register CCSCBACNT {
address 0x0AB
access_mode RW
modes M_CCHAN
}
/*
* SCB Autopointer
* SCB-Next Address Snooping logic. When an SCB is transferred to
* the card, the next SCB address to be used by the CMC array can
* be autoloaded from that transfer.
*/
register SCBAUTOPTR {
address 0x0AB
access_mode RW
modes M_CFG
count 1
field AUSCBPTR_EN 0x80
field SCBPTR_ADDR 0x38
field SCBPTR_OFF 0x07
dont_generate_debug_code
}
/*
* CMC SG Ram Address Pointer
*/
register CCSGADDR {
address 0x0AC
access_mode RW
modes M_DFF0, M_DFF1
dont_generate_debug_code
}
/*
* CMC SCB RAM Address Pointer
*/
register CCSCBADDR {
address 0x0AC
access_mode RW
modes M_CCHAN
dont_generate_debug_code
}
/*
* CMC SCB Ram Back-up Address Pointer
* Indicates the true stop location of transfers halted prior
* to SCBHCNT going to 0.
*/
register CCSCBADR_BK {
address 0x0AC
access_mode RO
modes M_CFG
}
/*
* CMC SG Control
*/
register CCSGCTL {
address 0x0AD
access_mode RW
modes M_DFF0, M_DFF1
field CCSGDONE 0x80
field SG_CACHE_AVAIL 0x10
field CCSGENACK 0x08
mask CCSGEN 0x0C
field SG_FETCH_REQ 0x02
field CCSGRESET 0x01
}
/*
* CMD SCB Control
*/
register CCSCBCTL {
address 0x0AD
access_mode RW
modes M_CCHAN
field CCSCBDONE 0x80
field ARRDONE 0x40
field CCARREN 0x10
field CCSCBEN 0x08
field CCSCBDIR 0x04
field CCSCBRESET 0x01
}
/*
* CMC Ram BIST
*/
register CMC_RAMBIST {
address 0x0AD
access_mode RW
modes M_CFG
field SG_ELEMENT_SIZE 0x80
field SCBRAMBIST_FAIL 0x40
field SG_BIST_FAIL 0x20
field SG_BIST_EN 0x10
field CMC_BUFFER_BIST_FAIL 0x02
field CMC_BUFFER_BIST_EN 0x01
}
/*
* CMC SG RAM Data Port
*/
register CCSGRAM {
address 0x0B0
access_mode RW
modes M_DFF0, M_DFF1
dont_generate_debug_code
}
/*
* CMC SCB RAM Data Port
*/
register CCSCBRAM {
address 0x0B0
access_mode RW
modes M_CCHAN
dont_generate_debug_code
}
/*
* Flex DMA Address.
*/
register FLEXADR {
address 0x0B0
access_mode RW
size 3
modes M_SCSI
}
/*
* Flex DMA Byte Count
*/
register FLEXCNT {
address 0x0B3
access_mode RW
size 2
modes M_SCSI
}
/*
* Flex DMA Status
*/
register FLEXDMASTAT {
address 0x0B5
access_mode RW
modes M_SCSI
field FLEXDMAERR 0x02
field FLEXDMADONE 0x01
}
/*
* Flex DMA Data Port
*/
register FLEXDATA {
address 0x0B6
access_mode RW
modes M_SCSI
}
/*
* Board Data
*/
register BRDDAT {
address 0x0B8
access_mode RW
modes M_SCSI
count 2
dont_generate_debug_code
}
/*
* Board Control
*/
register BRDCTL {
address 0x0B9
access_mode RW
modes M_SCSI
count 7
field FLXARBACK 0x80
field FLXARBREQ 0x40
field BRDADDR 0x38
field BRDEN 0x04
field BRDRW 0x02
field BRDSTB 0x01
dont_generate_debug_code
}
/*
* Serial EEPROM Address
*/
register SEEADR {
address 0x0BA
access_mode RW
modes M_SCSI
count 4
dont_generate_debug_code
}
/*
* Serial EEPROM Data
*/
register SEEDAT {
address 0x0BC
access_mode RW
size 2
modes M_SCSI
count 4
dont_generate_debug_code
}
/*
* Serial EEPROM Status
*/
register SEESTAT {
address 0x0BE
access_mode RO
modes M_SCSI
count 1
field INIT_DONE 0x80
field SEEOPCODE 0x70
field LDALTID_L 0x08
field SEEARBACK 0x04
field SEEBUSY 0x02
field SEESTART 0x01
dont_generate_debug_code
}
/*
* Serial EEPROM Control
*/
register SEECTL {
address 0x0BE
access_mode RW
modes M_SCSI
count 4
field SEEOPCODE 0x70 {
SEEOP_ERASE 0x70,
SEEOP_READ 0x60,
SEEOP_WRITE 0x50,
/*
* The following four commands use special
* addresses for differentiation.
*/
SEEOP_ERAL 0x40
}
mask SEEOP_EWEN 0x40
mask SEEOP_WALL 0x40
mask SEEOP_EWDS 0x40
field SEERST 0x02
field SEESTART 0x01
dont_generate_debug_code
}
const SEEOP_ERAL_ADDR 0x80
const SEEOP_EWEN_ADDR 0xC0
const SEEOP_WRAL_ADDR 0x40
const SEEOP_EWDS_ADDR 0x00
/*
* SCB Counter
*/
register SCBCNT {
address 0x0BF
access_mode RW
modes M_SCSI
dont_generate_debug_code
}
/*
* Data FIFO Write Address
* Pointer to the next QWD location to be written to the data FIFO.
*/
register DFWADDR {
address 0x0C0
access_mode RW
size 2
modes M_DFF0, M_DFF1
dont_generate_debug_code
}
/*
* DSP Filter Control
*/
register DSPFLTRCTL {
address 0x0C0
access_mode RW
modes M_CFG
field FLTRDISABLE 0x20
field EDGESENSE 0x10
field DSPFCNTSEL 0x0F
}
/*
* DSP Data Channel Control
*/
register DSPDATACTL {
address 0x0C1
access_mode RW
modes M_CFG
count 3
field BYPASSENAB 0x80
field DESQDIS 0x10
field RCVROFFSTDIS 0x04
field XMITOFFSTDIS 0x02
dont_generate_debug_code
}
/*
* Data FIFO Read Address
* Pointer to the next QWD location to be read from the data FIFO.
*/
register DFRADDR {
address 0x0C2
access_mode RW
size 2
modes M_DFF0, M_DFF1
}
/*
* DSP REQ Control
*/
register DSPREQCTL {
address 0x0C2
access_mode RW
modes M_CFG
field MANREQCTL 0xC0
field MANREQDLY 0x3F
}
/*
* DSP ACK Control
*/
register DSPACKCTL {
address 0x0C3
access_mode RW
modes M_CFG
field MANACKCTL 0xC0
field MANACKDLY 0x3F
}
/*
* Data FIFO Data
* Read/Write byte port into the data FIFO. The read and write
* FIFO pointers increment with each read and write respectively
* to this port.
*/
register DFDAT {
address 0x0C4
access_mode RW
modes M_DFF0, M_DFF1
dont_generate_debug_code
}
/*
* DSP Channel Select
*/
register DSPSELECT {
address 0x0C4
access_mode RW
modes M_CFG
count 1
field AUTOINCEN 0x80
field DSPSEL 0x1F
dont_generate_debug_code
}
const NUMDSPS 0x14
/*
* Write Bias Control
*/
register WRTBIASCTL {
address 0x0C5
access_mode WO
modes M_CFG
count 3
field AUTOXBCDIS 0x80
field XMITMANVAL 0x3F
dont_generate_debug_code
}
/*
* Currently the WRTBIASCTL is the same as the default.
*/
const WRTBIASCTL_HP_DEFAULT 0x0
/*
* Receiver Bias Control
*/
register RCVRBIOSCTL {
address 0x0C6
access_mode WO
modes M_CFG
field AUTORBCDIS 0x80
field RCVRMANVAL 0x3F
}
/*
* Write Bias Calculator
*/
register WRTBIASCALC {
address 0x0C7
access_mode RO
modes M_CFG
}
/*
* Data FIFO Pointers
* Contains the byte offset from DFWADDR and DWRADDR to the current
* FIFO write/read locations.
*/
register DFPTRS {
address 0x0C8
access_mode RW
modes M_DFF0, M_DFF1
}
/*
* Receiver Bias Calculator
*/
register RCVRBIASCALC {
address 0x0C8
access_mode RO
modes M_CFG
}
/*
* Data FIFO Backup Read Pointer
* Contains the data FIFO address to be restored if the last
* data accessed from the data FIFO was not transferred successfully.
*/
register DFBKPTR {
address 0x0C9
access_mode RW
size 2
modes M_DFF0, M_DFF1
}
/*
* Skew Calculator
*/
register SKEWCALC {
address 0x0C9
access_mode RO
modes M_CFG
}
/*
* Data FIFO Debug Control
*/
register DFDBCTL {
address 0x0CB
access_mode RW
modes M_DFF0, M_DFF1
field DFF_CIO_WR_RDY 0x20
field DFF_CIO_RD_RDY 0x10
field DFF_DIR_ERR 0x08
field DFF_RAMBIST_FAIL 0x04
field DFF_RAMBIST_DONE 0x02
field DFF_RAMBIST_EN 0x01
}
/*
* Data FIFO Space Count
* Number of FIFO locations that are free.
*/
register DFSCNT {
address 0x0CC
access_mode RO
size 2
modes M_DFF0, M_DFF1
}
/*
* Data FIFO Byte Count
* Number of filled FIFO locations.
*/
register DFBCNT {
address 0x0CE
access_mode RO
size 2
modes M_DFF0, M_DFF1
}
/*
* Sequencer Program Overlay Address.
* Low address must be written prior to high address.
*/
register OVLYADDR {
address 0x0D4
modes M_SCSI
size 2
access_mode RW
}
/*
* Sequencer Control 0
* Error detection mode, speed configuration,
* single step, breakpoints and program load.
*/
register SEQCTL0 {
address 0x0D6
access_mode RW
count 11
field PERRORDIS 0x80
field PAUSEDIS 0x40
field FAILDIS 0x20
field FASTMODE 0x10
field BRKADRINTEN 0x08
field STEP 0x04
field SEQRESET 0x02
field LOADRAM 0x01
}
/*
* Sequencer Control 1
* Instruction RAM Diagnostics
*/
register SEQCTL1 {
address 0x0D7
access_mode RW
field OVRLAY_DATA_CHK 0x08
field RAMBIST_DONE 0x04
field RAMBIST_FAIL 0x02
field RAMBIST_EN 0x01
}
/*
* Sequencer Flags
* Zero and Carry state of the ALU.
*/
register FLAGS {
address 0x0D8
access_mode RO
count 23
field ZERO 0x02
field CARRY 0x01
dont_generate_debug_code
}
/*
* Sequencer Interrupt Control
*/
register SEQINTCTL {
address 0x0D9
access_mode RW
field INTVEC1DSL 0x80
field INT1_CONTEXT 0x20
field SCS_SEQ_INT1M1 0x10
field SCS_SEQ_INT1M0 0x08
field INTMASK2 0x04
field INTMASK1 0x02
field IRET 0x01
}
/*
* Sequencer RAM Data Port
* Single byte window into the Sequencer Instruction Ram area starting
* at the address specified by OVLYADDR. To write a full instruction word,
* simply write four bytes in succession. OVLYADDR will increment after the
* most significant instrution byte (the byte with the parity bit) is written.
*/
register SEQRAM {
address 0x0DA
access_mode RW
count 2
dont_generate_debug_code
}
/*
* Sequencer Program Counter
* Low byte must be written prior to high byte.
*/
register PRGMCNT {
address 0x0DE
access_mode RW
size 2
count 5
dont_generate_debug_code
}
/*
* Accumulator
*/
register ACCUM {
address 0x0E0
access_mode RW
accumulator
dont_generate_debug_code
}
/*
* Source Index Register
* Incrementing index for reads of SINDIR and the destination (low byte only)
* for any immediate operands passed in jmp, jc, jnc, call instructions.
* Example:
* mvi 0xFF call some_routine;
*
* Will set SINDEX[0] to 0xFF and call the routine "some_routine.
*/
register SINDEX {
address 0x0E2
access_mode RW
size 2
sindex
dont_generate_debug_code
}
/*
* Destination Index Register
* Incrementing index for writes to DINDIR. Can be used as a scratch register.
*/
register DINDEX {
address 0x0E4
access_mode RW
size 2
dont_generate_debug_code
}
/*
* Break Address
* Sequencer instruction breakpoint address address.
*/
register BRKADDR0 {
address 0x0E6
access_mode RW
}
register BRKADDR1 {
address 0x0E6
access_mode RW
field BRKDIS 0x80 /* Disable Breakpoint */
}
/*
* All Ones
* All reads to this register return the value 0xFF.
*/
register ALLONES {
address 0x0E8
access_mode RO
allones
dont_generate_debug_code
}
/*
* All Zeros
* All reads to this register return the value 0.
*/
register ALLZEROS {
address 0x0EA
access_mode RO
allzeros
dont_generate_debug_code
}
/*
* No Destination
* Writes to this register have no effect.
*/
register NONE {
address 0x0EA
access_mode WO
none
dont_generate_debug_code
}
/*
* Source Index Indirect
* Reading this register is equivalent to reading (register_base + SINDEX) and
* incrementing SINDEX by 1.
*/
register SINDIR {
address 0x0EC
access_mode RO
dont_generate_debug_code
}
/*
* Destination Index Indirect
* Writing this register is equivalent to writing to (register_base + DINDEX)
* and incrementing DINDEX by 1.
*/
register DINDIR {
address 0x0ED
access_mode WO
dont_generate_debug_code
}
/*
* Function One
* 2's complement to bit value conversion. Write the 2's complement value
* (0-7 only) to the top nibble and retrieve the bit indexed by that value
* on the next read of this register.
* Example:
* Write 0x60
* Read 0x40
*/
register FUNCTION1 {
address 0x0F0
access_mode RW
}
/*
* Stack
* Window into the stack. Each stack location is 10 bits wide reported
* low byte followed by high byte. There are 8 stack locations.
*/
register STACK {
address 0x0F2
access_mode RW
dont_generate_debug_code
}
/*
* Interrupt Vector 1 Address
* Interrupt branch address for SCS SEQ_INT1 mode 0 and 1 interrupts.
*/
register INTVEC1_ADDR {
address 0x0F4
access_mode RW
size 2
modes M_CFG
count 1
dont_generate_debug_code
}
/*
* Current Address
* Address of the SEQRAM instruction currently executing instruction.
*/
register CURADDR {
address 0x0F4
access_mode RW
size 2
modes M_SCSI
count 2
dont_generate_debug_code
}
/*
* Interrupt Vector 2 Address
* Interrupt branch address for HST_SEQ_INT2 interrupts.
*/
register INTVEC2_ADDR {
address 0x0F6
access_mode RW
size 2
modes M_CFG
count 1
dont_generate_debug_code
}
/*
* Last Address
* Address of the SEQRAM instruction executed prior to the current instruction.
*/
register LASTADDR {
address 0x0F6
access_mode RW
size 2
modes M_SCSI
}
register AHD_PCI_CONFIG_BASE {
address 0x100
access_mode RW
size 256
modes M_CFG
}
/* ---------------------- Scratch RAM Offsets ------------------------- */
scratch_ram {
/* Mode Specific */
address 0x0A0
size 8
modes 0, 1, 2, 3
REG0 {
size 2
dont_generate_debug_code
}
REG1 {
size 2
}
REG_ISR {
size 2
dont_generate_debug_code
}
SG_STATE {
size 1
field SEGS_AVAIL 0x01
field LOADING_NEEDED 0x02
field FETCH_INPROG 0x04
}
/*
* Track whether the transfer byte count for
* the current data phase is odd.
*/
DATA_COUNT_ODD {
size 1
}
}
scratch_ram {
/* Mode Specific */
address 0x0F8
size 8
modes 0, 1, 2, 3
LONGJMP_ADDR {
size 2
dont_generate_debug_code
}
ACCUM_SAVE {
size 1
dont_generate_debug_code
}
}
scratch_ram {
address 0x100
size 128
modes 0, 1, 2, 3
/*
* Per "other-id" execution queues. We use an array of
* tail pointers into lists of SCBs sorted by "other-id".
* The execution head pointer threads the head SCBs for
* each list.
*/
WAITING_SCB_TAILS {
size 32
dont_generate_debug_code
}
WAITING_TID_HEAD {
size 2
dont_generate_debug_code
}
WAITING_TID_TAIL {
size 2
dont_generate_debug_code
}
/*
* SCBID of the next SCB in the new SCB queue.
*/
NEXT_QUEUED_SCB_ADDR {
size 4
dont_generate_debug_code
}
/*
* head of list of SCBs that have
* completed but have not been
* put into the qoutfifo.
*/
COMPLETE_SCB_HEAD {
size 2
dont_generate_debug_code
}
/*
* The list of completed SCBs in
* the active DMA.
*/
COMPLETE_SCB_DMAINPROG_HEAD {
size 2
dont_generate_debug_code
}
/*
* head of list of SCBs that have
* completed but need to be uploaded
* to the host prior to being completed.
*/
COMPLETE_DMA_SCB_HEAD {
size 2
dont_generate_debug_code
}
/*
* tail of list of SCBs that have
* completed but need to be uploaded
* to the host prior to being completed.
*/
COMPLETE_DMA_SCB_TAIL {
size 2
dont_generate_debug_code
}
/*
* head of list of SCBs that have
* been uploaded to the host, but cannot
* be completed until the QFREEZE is in
* full effect (i.e. no selections pending).
*/
COMPLETE_ON_QFREEZE_HEAD {
size 2
dont_generate_debug_code
}
/*
* Counting semaphore to prevent new select-outs
* The queue is frozen so long as the sequencer
* and kernel freeze counts differ.
*/
QFREEZE_COUNT {
size 2
}
KERNEL_QFREEZE_COUNT {
size 2
}
/*
* Mode to restore on legacy idle loop exit.
*/
SAVED_MODE {
size 1
}
/*
* Single byte buffer used to designate the type or message
* to send to a target.
*/
MSG_OUT {
size 1
dont_generate_debug_code
}
/* Parameters for DMA Logic */
DMAPARAMS {
size 1
count 8
field PRELOADEN 0x80
field WIDEODD 0x40
field SCSIEN 0x20
field SDMAEN 0x10
field SDMAENACK 0x10
field HDMAEN 0x08
field HDMAENACK 0x08
field DIRECTION 0x04 /* Set indicates PCI->SCSI */
field FIFOFLUSH 0x02
field FIFORESET 0x01
dont_generate_debug_code
}
SEQ_FLAGS {
size 1
field NOT_IDENTIFIED 0x80
field NO_CDB_SENT 0x40
field TARGET_CMD_IS_TAGGED 0x40
field DPHASE 0x20
/* Target flags */
field TARG_CMD_PENDING 0x10
field CMDPHASE_PENDING 0x08
field DPHASE_PENDING 0x04
field SPHASE_PENDING 0x02
field NO_DISCONNECT 0x01
}
/*
* Temporary storage for the
* target/channel/lun of a
* reconnecting target
*/
SAVED_SCSIID {
size 1
dont_generate_debug_code
}
SAVED_LUN {
size 1
dont_generate_debug_code
}
/*
* The last bus phase as seen by the sequencer.
*/
LASTPHASE {
size 1
field CDI 0x80
field IOI 0x40
field MSGI 0x20
field P_BUSFREE 0x01
enum PHASE_MASK CDO|IOO|MSGO {
P_DATAOUT 0x0,
P_DATAIN IOO,
P_DATAOUT_DT P_DATAOUT|MSGO,
P_DATAIN_DT P_DATAIN|MSGO,
P_COMMAND CDO,
P_MESGOUT CDO|MSGO,
P_STATUS CDO|IOO,
P_MESGIN CDO|IOO|MSGO
}
}
/*
* Value to "or" into the SCBPTR[1] value to
* indicate that an entry in the QINFIFO is valid.
*/
QOUTFIFO_ENTRY_VALID_TAG {
size 1
dont_generate_debug_code
}
/*
* Kernel and sequencer offsets into the queue of
* incoming target mode command descriptors. The
* queue is full when the KERNEL_TQINPOS == TQINPOS.
*/
KERNEL_TQINPOS {
size 1
count 1
dont_generate_debug_code
}
TQINPOS {
size 1
count 8
dont_generate_debug_code
}
/*
* Base address of our shared data with the kernel driver in host
* memory. This includes the qoutfifo and target mode
* incoming command queue.
*/
SHARED_DATA_ADDR {
size 4
dont_generate_debug_code
}
/*
* Pointer to location in host memory for next
* position in the qoutfifo.
*/
QOUTFIFO_NEXT_ADDR {
size 4
dont_generate_debug_code
}
ARG_1 {
size 1
mask SEND_MSG 0x80
mask SEND_SENSE 0x40
mask SEND_REJ 0x20
mask MSGOUT_PHASEMIS 0x10
mask EXIT_MSG_LOOP 0x08
mask CONT_MSG_LOOP_WRITE 0x04
mask CONT_MSG_LOOP_READ 0x03
mask CONT_MSG_LOOP_TARG 0x02
alias RETURN_1
dont_generate_debug_code
}
ARG_2 {
size 1
count 1
alias RETURN_2
dont_generate_debug_code
}
/*
* Snapshot of MSG_OUT taken after each message is sent.
*/
LAST_MSG {
size 1
dont_generate_debug_code
}
/*
* Sequences the kernel driver has okayed for us. This allows
* the driver to do things like prevent initiator or target
* operations.
*/
SCSISEQ_TEMPLATE {
size 1
count 7
field MANUALCTL 0x40
field ENSELI 0x20
field ENRSELI 0x10
field MANUALP 0x0C
field ENAUTOATNP 0x02
field ALTSTIM 0x01
dont_generate_debug_code
}
/*
* The initiator specified tag for this target mode transaction.
*/
INITIATOR_TAG {
size 1
count 1
dont_generate_debug_code
}
SEQ_FLAGS2 {
size 1
field PENDING_MK_MESSAGE 0x01
field TARGET_MSG_PENDING 0x02
field SELECTOUT_QFROZEN 0x04
}
ALLOCFIFO_SCBPTR {
size 2
dont_generate_debug_code
}
/*
* The maximum amount of time to wait, when interrupt coalescing
* is enabled, before issuing a CMDCMPLT interrupt for a completed
* command.
*/
INT_COALESCING_TIMER {
size 2
dont_generate_debug_code
}
/*
* The maximum number of commands to coalesce into a single interrupt.
* Actually the 2's complement of that value to simplify sequencer
* code.
*/
INT_COALESCING_MAXCMDS {
size 1
dont_generate_debug_code
}
/*
* The minimum number of commands still outstanding required
* to continue coalescing (2's complement of value).
*/
INT_COALESCING_MINCMDS {
size 1
dont_generate_debug_code
}
/*
* Number of commands "in-flight".
*/
CMDS_PENDING {
size 2
dont_generate_debug_code
}
/*
* The count of commands that have been coalesced.
*/
INT_COALESCING_CMDCOUNT {
size 1
dont_generate_debug_code
}
/*
* Since the HS_MAIBOX is self clearing, copy its contents to
* this position in scratch ram every time it changes.
*/
LOCAL_HS_MAILBOX {
size 1
dont_generate_debug_code
}
/*
* Target-mode CDB type to CDB length table used
* in non-packetized operation.
*/
CMDSIZE_TABLE {
size 8
count 8
dont_generate_debug_code
}
/*
* When an SCB with the MK_MESSAGE flag is
* queued to the controller, it cannot enter
* the waiting for selection list until the
* selections for any previously queued
* commands to that target complete. During
* the wait, the MK_MESSAGE SCB is queued
* here.
*/
MK_MESSAGE_SCB {
size 2
}
/*
* Saved SCSIID of MK_MESSAGE_SCB to avoid
* an extra SCBPTR operation when deciding
* if the MK_MESSAGE_SCB can be run.
*/
MK_MESSAGE_SCSIID {
size 1
}
}
/************************* Hardware SCB Definition ****************************/
scb {
address 0x180
size 64
modes 0, 1, 2, 3
SCB_RESIDUAL_DATACNT {
size 4
alias SCB_CDB_STORE
alias SCB_HOST_CDB_PTR
dont_generate_debug_code
}
SCB_RESIDUAL_SGPTR {
size 4
field SG_ADDR_MASK 0xf8 /* In the last byte */
field SG_OVERRUN_RESID 0x02 /* In the first byte */
field SG_LIST_NULL 0x01 /* In the first byte */
dont_generate_debug_code
}
SCB_SCSI_STATUS {
size 1
alias SCB_HOST_CDB_LEN
dont_generate_debug_code
}
SCB_TARGET_PHASES {
size 1
dont_generate_debug_code
}
SCB_TARGET_DATA_DIR {
size 1
dont_generate_debug_code
}
SCB_TARGET_ITAG {
size 1
dont_generate_debug_code
}
SCB_SENSE_BUSADDR {
/*
* Only valid if CDB length is less than 13 bytes or
* we are using a CDB pointer. Otherwise contains
* the last 4 bytes of embedded cdb information.
*/
size 4
alias SCB_NEXT_COMPLETE
dont_generate_debug_code
}
SCB_TAG {
alias SCB_FIFO_USE_COUNT
size 2
dont_generate_debug_code
}
SCB_CONTROL {
size 1
field TARGET_SCB 0x80
field DISCENB 0x40
field TAG_ENB 0x20
field MK_MESSAGE 0x10
field STATUS_RCVD 0x08
field DISCONNECTED 0x04
field SCB_TAG_TYPE 0x03
}
SCB_SCSIID {
size 1
field TID 0xF0
field OID 0x0F
}
SCB_LUN {
size 1
field LID 0xff
dont_generate_debug_code
}
SCB_TASK_ATTRIBUTE {
size 1
/*
* Overloaded field for non-packetized
* ignore wide residue message handling.
*/
field SCB_XFERLEN_ODD 0x01
dont_generate_debug_code
}
SCB_CDB_LEN {
size 1
field SCB_CDB_LEN_PTR 0x80 /* CDB in host memory */
dont_generate_debug_code
}
SCB_TASK_MANAGEMENT {
size 1
dont_generate_debug_code
}
SCB_DATAPTR {
size 8
dont_generate_debug_code
}
SCB_DATACNT {
/*
* The last byte is really the high address bits for
* the data address.
*/
size 4
field SG_LAST_SEG 0x80 /* In the fourth byte */
field SG_HIGH_ADDR_BITS 0x7F /* In the fourth byte */
dont_generate_debug_code
}
SCB_SGPTR {
size 4
field SG_STATUS_VALID 0x04 /* In the first byte */
field SG_FULL_RESID 0x02 /* In the first byte */
field SG_LIST_NULL 0x01 /* In the first byte */
dont_generate_debug_code
}
SCB_BUSADDR {
size 4
dont_generate_debug_code
}
SCB_NEXT {
alias SCB_NEXT_SCB_BUSADDR
size 2
dont_generate_debug_code
}
SCB_NEXT2 {
size 2
dont_generate_debug_code
}
SCB_SPARE {
size 8
alias SCB_PKT_LUN
}
SCB_DISCONNECTED_LISTS {
size 8
dont_generate_debug_code
}
}
/*********************************** Constants ********************************/
const MK_MESSAGE_BIT_OFFSET 4
const TID_SHIFT 4
const TARGET_CMD_CMPLT 0xfe
const INVALID_ADDR 0x80
#define SCB_LIST_NULL 0xff
#define QOUTFIFO_ENTRY_VALID_TOGGLE 0x80
const CCSGADDR_MAX 0x80
const CCSCBADDR_MAX 0x80
const CCSGRAM_MAXSEGS 16
/* Selection Timeout Timer Constants */
const STIMESEL_SHIFT 3
const STIMESEL_MIN 0x18
const STIMESEL_BUG_ADJ 0x8
/* WDTR Message values */
const BUS_8_BIT 0x00
const BUS_16_BIT 0x01
const BUS_32_BIT 0x02
/* Offset maximums */
const MAX_OFFSET 0xfe
const MAX_OFFSET_PACED 0xfe
const MAX_OFFSET_PACED_BUG 0x7f
/*
* Some 160 devices incorrectly accept 0xfe as a
* sync offset, but will overrun this value. Limit
* to 0x7f for speed lower than U320 which will
* avoid the persistent sync offset overruns.
*/
const MAX_OFFSET_NON_PACED 0x7f
const HOST_MSG 0xff
/*
* The size of our sense buffers.
* Sense buffer mapping can be handled in either of two ways.
* The first is to allocate a dmamap for each transaction.
* Depending on the architecture, dmamaps can be costly. The
* alternative is to statically map the buffers in much the same
* way we handle our scatter gather lists. The driver implements
* the later.
*/
const AHD_SENSE_BUFSIZE 256
/* Target mode command processing constants */
const CMD_GROUP_CODE_SHIFT 0x05
const STATUS_BUSY 0x08
const STATUS_QUEUE_FULL 0x28
const STATUS_PKT_SENSE 0xFF
const TARGET_DATA_IN 1
const SCB_TRANSFER_SIZE_FULL_LUN 56
const SCB_TRANSFER_SIZE_1BYTE_LUN 48
/* PKT_OVERRUN_BUFSIZE must be a multiple of 256 less than 64K */
const PKT_OVERRUN_BUFSIZE 512
/*
* Timer parameters.
*/
const AHD_TIMER_US_PER_TICK 25
const AHD_TIMER_MAX_TICKS 0xFFFF
const AHD_TIMER_MAX_US (AHD_TIMER_MAX_TICKS * AHD_TIMER_US_PER_TICK)
/*
* Downloaded (kernel inserted) constants
*/
const SG_PREFETCH_CNT download
const SG_PREFETCH_CNT_LIMIT download
const SG_PREFETCH_ALIGN_MASK download
const SG_PREFETCH_ADDR_MASK download
const SG_SIZEOF download
const PKT_OVERRUN_BUFOFFSET download
const SCB_TRANSFER_SIZE download
const CACHELINE_MASK download
/*
* BIOS SCB offsets
*/
const NVRAM_SCB_OFFSET 0x2C