Developer CD Series 1995 August: Tool Chest

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Text File | 1995-04-18 | 40.4 KB | 1,003 lines | [TEXT/MPS ]

; ; File: SCSI.a ; ; Contains: SCSI Manager Interfaces. ; ; Version: Technology: System 7.5 ; Package: Universal Interfaces 2.1ß1 in “MPW Prerelease” on ETO #17 ; ; Copyright: © 1984-1995 by Apple Computer, Inc. ; All rights reserved. ; ; Bugs?: If you find a problem with this file, use the Apple Bug Reporter ; stack. Include the file and version information (from above) ; in the problem description and send to: ; Internet: apple.bugs@applelink.apple.com ; AppleLink: APPLE.BUGS ; ; IF &TYPE('__SCSI__') = 'UNDEFINED' THEN __SCSI__ SET 1 IF &TYPE('__TYPES__') = 'UNDEFINED' THEN include 'Types.a' ENDIF ; include 'ConditionalMacros.a' ; IF &TYPE('__MIXEDMODE__') = 'UNDEFINED' THEN include 'MixedMode.a' ENDIF scInc EQU 1 scNoInc EQU 2 scAdd EQU 3 scMove EQU 4 scLoop EQU 5 scNop EQU 6 scStop EQU 7 scComp EQU 8 ; SCSI Manager errors scCommErr EQU 2 ; communications error, operation timeout scArbNBErr EQU 3 ; arbitration timeout waiting for not BSY scBadParmsErr EQU 4 ; bad parameter or TIB opcode scPhaseErr EQU 5 ; SCSI bus not in correct phase for attempted operation scCompareErr EQU 6 ; data compare error scMgrBusyErr EQU 7 ; SCSI Manager busy scSequenceErr EQU 8 ; attempted operation is out of sequence scBusTOErr EQU 9 ; CPU bus timeout scComplPhaseErr EQU 10 ; SCSI bus wasn't in Status phase ; Signatures sbSIGWord EQU $4552 ; signature word for Block 0 ('ER') sbMac EQU 1 ; system type for Mac pMapSIG EQU $504D ; partition map signature ('PM') pdSigWord EQU $5453 oldPMSigWord EQU pdSigWord newPMSigWord EQU pMapSIG ; Driver Descriptor Map Block0 RECORD 0 sbSig ds.w 1 ; offset: $0 (0) ; unique value for SCSI block 0 sbBlkSize ds.w 1 ; offset: $2 (2) ; block size of device sbBlkCount ds.l 1 ; offset: $4 (4) ; number of blocks on device sbDevType ds.w 1 ; offset: $8 (8) ; device type sbDevId ds.w 1 ; offset: $A (10) ; device id sbData ds.l 1 ; offset: $C (12) ; not used sbDrvrCount ds.w 1 ; offset: $10 (16) ; driver descriptor count ddBlock ds.l 1 ; offset: $12 (18) ; 1st driver's starting block ddSize ds.w 1 ; offset: $16 (22) ; size of 1st driver (512-byte blks) ddType ds.w 1 ; offset: $18 (24) ; system type (1 for Mac+) ddPad ds.w 243 ; offset: $1A (26) ; ARRAY[0..242] OF INTEGER; not used sizeof EQU * ; size: $200 (512) ENDR ; typedef struct Block0 Block0 ; Partition Map Entry Partition RECORD 0 pmSig ds.w 1 ; offset: $0 (0) ; unique value for map entry blk pmSigPad ds.w 1 ; offset: $2 (2) ; currently unused pmMapBlkCnt ds.l 1 ; offset: $4 (4) ; # of blks in partition map pmPyPartStart ds.l 1 ; offset: $8 (8) ; physical start blk of partition pmPartBlkCnt ds.l 1 ; offset: $C (12) ; # of blks in this partition pmPartName ds.b 32 ; offset: $10 (16) ; ASCII partition name pmParType ds.b 32 ; offset: $30 (48) ; ASCII partition type pmLgDataStart ds.l 1 ; offset: $50 (80) ; log. # of partition's 1st data blk pmDataCnt ds.l 1 ; offset: $54 (84) ; # of blks in partition's data area pmPartStatus ds.l 1 ; offset: $58 (88) ; bit field for partition status pmLgBootStart ds.l 1 ; offset: $5C (92) ; log. blk of partition's boot code pmBootSize ds.l 1 ; offset: $60 (96) ; number of bytes in boot code pmBootAddr ds.l 1 ; offset: $64 (100) ; memory load address of boot code pmBootAddr2 ds.l 1 ; offset: $68 (104) ; currently unused pmBootEntry ds.l 1 ; offset: $6C (108) ; entry point of boot code pmBootEntry2 ds.l 1 ; offset: $70 (112) ; currently unused pmBootCksum ds.l 1 ; offset: $74 (116) ; checksum of boot code pmProcessor ds.b 16 ; offset: $78 (120) ; ASCII for the processor type pmPad ds.w 188 ; offset: $88 (136) ; 512 bytes long currently unused sizeof EQU * ; size: $200 (512) ENDR ; typedef struct Partition Partition ; TIB instruction SCSIInstr RECORD 0 scOpcode ds.w 1 ; offset: $0 (0) scParam1 ds.l 1 ; offset: $2 (2) scParam2 ds.l 1 ; offset: $6 (6) sizeof EQU * ; size: $A (10) ENDR ; typedef struct SCSIInstr SCSIInstr ; ; pascal OSErr SCSIReset(void) ; IF ¬ GENERATINGCFM THEN Macro _SCSIReset dc.w $4267 dc.w $A815 EndM ELSE IMPORT_CFM_FUNCTION SCSIReset ENDIF ; ; pascal OSErr SCSIGet(void) ; IF ¬ GENERATINGCFM THEN Macro _SCSIGet move.w #$0001,-(sp) dc.w $A815 EndM ELSE IMPORT_CFM_FUNCTION SCSIGet ENDIF ; ; pascal OSErr SCSISelect(short targetID) ; IF ¬ GENERATINGCFM THEN Macro _SCSISelect move.w #$0002,-(sp) dc.w $A815 EndM ELSE IMPORT_CFM_FUNCTION SCSISelect ENDIF ; ; pascal OSErr SCSICmd(Ptr buffer, short count) ; IF ¬ GENERATINGCFM THEN Macro _SCSICmd move.w #$0003,-(sp) dc.w $A815 EndM ELSE IMPORT_CFM_FUNCTION SCSICmd ENDIF ; ; pascal OSErr SCSIRead(Ptr tibPtr) ; IF ¬ GENERATINGCFM THEN Macro _SCSIRead move.w #$0005,-(sp) dc.w $A815 EndM ELSE IMPORT_CFM_FUNCTION SCSIRead ENDIF ; ; pascal OSErr SCSIRBlind(Ptr tibPtr) ; IF ¬ GENERATINGCFM THEN Macro _SCSIRBlind move.w #$0008,-(sp) dc.w $A815 EndM ELSE IMPORT_CFM_FUNCTION SCSIRBlind ENDIF ; ; pascal OSErr SCSIWrite(Ptr tibPtr) ; IF ¬ GENERATINGCFM THEN Macro _SCSIWrite move.w #$0006,-(sp) dc.w $A815 EndM ELSE IMPORT_CFM_FUNCTION SCSIWrite ENDIF ; ; pascal OSErr SCSIWBlind(Ptr tibPtr) ; IF ¬ GENERATINGCFM THEN Macro _SCSIWBlind move.w #$0009,-(sp) dc.w $A815 EndM ELSE IMPORT_CFM_FUNCTION SCSIWBlind ENDIF ; ; pascal OSErr SCSIComplete(short *stat, short *message, unsigned long wait) ; IF ¬ GENERATINGCFM THEN Macro _SCSIComplete move.w #$0004,-(sp) dc.w $A815 EndM ELSE IMPORT_CFM_FUNCTION SCSIComplete ENDIF ; ; pascal short SCSIStat(void) ; IF ¬ GENERATINGCFM THEN Macro _SCSIStat move.w #$000A,-(sp) dc.w $A815 EndM ELSE IMPORT_CFM_FUNCTION SCSIStat ENDIF ; ; pascal OSErr SCSISelAtn(short targetID) ; IF ¬ GENERATINGCFM THEN Macro _SCSISelAtn move.w #$000B,-(sp) dc.w $A815 EndM ELSE IMPORT_CFM_FUNCTION SCSISelAtn ENDIF ; ; pascal OSErr SCSIMsgIn(short *message) ; IF ¬ GENERATINGCFM THEN Macro _SCSIMsgIn move.w #$000C,-(sp) dc.w $A815 EndM ELSE IMPORT_CFM_FUNCTION SCSIMsgIn ENDIF ; ; pascal OSErr SCSIMsgOut(short message) ; IF ¬ GENERATINGCFM THEN Macro _SCSIMsgOut move.w #$000D,-(sp) dc.w $A815 EndM ELSE IMPORT_CFM_FUNCTION SCSIMsgOut ENDIF ;——————————————————————— New SCSI Manager Interface ——————————————————————— scsiVERSION EQU 43 ; SCSI Manager function codes SCSINop EQU $00 ; Execute nothing SCSIExecIO EQU $01 ; Execute the specified IO SCSIBusInquiry EQU $03 ; Get parameters for entire path of HBAs SCSIReleaseQ EQU $04 ; Release the frozen SIM queue for particular LUN SCSIAbortCommand EQU $10 ; Abort the selected Control Block SCSIResetBus EQU $11 ; Reset the SCSI bus SCSIResetDevice EQU $12 ; Reset the SCSI device SCSITerminateIO EQU $13 ; Terminate any pending IO SCSIGetVirtualIDInfo EQU $80 ; Find out which bus old ID is on SCSILoadDriver EQU $82 ; Load a driver for a device ident SCSIOldCall EQU $84 ; XPT->SIM private call for old-API SCSICreateRefNumXref EQU $85 ; Register a DeviceIdent to drvr RefNum xref SCSILookupRefNumXref EQU $86 ; Get DeviceIdent to drvr RefNum xref SCSIRemoveRefNumXref EQU $87 ; Remove a DeviceIdent to drvr RefNum xref SCSIRegisterWithNewXPT EQU $88 ; XPT has changed - SIM needs to re-register itself vendorUnique EQU $C0 ; 0xC0 thru 0xFF ; SCSI Callback Procedure Prototypes ; SCSIInterruptPollProcPtr is obsolete (use SCSIInterruptProcPtr) but still here for compatibility handshakeDataLength EQU 8 ; Handshake data length maxCDBLength EQU 16 ; Space for the CDB bytes/pointer vendorIDLength EQU 16 ; ASCII string len for Vendor ID ; Define DeviceIdent structure DeviceIdent RECORD 0 diReserved ds.b 1 ; offset: $0 (0) ; reserved bus ds.b 1 ; offset: $1 (1) ; SCSI - Bus Number targetID ds.b 1 ; offset: $2 (2) ; SCSI - Target SCSI ID LUN ds.b 1 ; offset: $3 (3) ; SCSI - LUN sizeof EQU * ; size: $4 (4) ENDR ; typedef struct DeviceIdent DeviceIdent ; Command Descriptor Block structure ; typedef UInt8 CDB[maxCDBLength] SGRecord RECORD 0 SGAddr ds.l 1 ; offset: $0 (0) SGCount ds.l 1 ; offset: $4 (4) sizeof EQU * ; size: $8 (8) ENDR ; typedef struct SGRecord SGRecord ; SCSI Phases (used by SIMs to support the Original SCSI Manager kDataOutPhase EQU 0 ; Encoded MSG, C/D, I/O bits kDataInPhase EQU 1 kCommandPhase EQU 2 kStatusPhase EQU 3 kPhaseIllegal0 EQU 4 kPhaseIllegal1 EQU 5 kMessageOutPhase EQU 6 kMessageInPhase EQU 7 kBusFreePhase EQU 8 ; Additional Phases kArbitratePhase EQU 9 kSelectPhase EQU 10 kMessageInPhaseNACK EQU 11 ; Message In Phase with ACK hanging on the bus SCSIHdr RECORD 0 qLink ds.l 1 ; offset: $0 (0) scsiReserved1 ds.w 1 ; offset: $4 (4) scsiPBLength ds.w 1 ; offset: $6 (6) scsiFunctionCode ds.b 1 ; offset: $8 (8) scsiReserved2 ds.b 1 ; offset: $9 (9) scsiResult ds.w 1 ; offset: $A (10) scsiDevice ds DeviceIdent ; offset: $C (12) scsiCompletion ds.l 1 ; offset: $10 (16) scsiFlags ds.l 1 ; offset: $14 (20) scsiDriverStorage ds.l 1 ; offset: $18 (24) scsiXPTprivate ds.l 1 ; offset: $1C (28) scsiReserved3 ds.l 1 ; offset: $20 (32) sizeof EQU * ; size: $24 (36) ENDR ; typedef struct SCSIHdr SCSIHdr SCSI_PB RECORD 0 qLink ds.l 1 ; offset: $0 (0) scsiReserved1 ds.w 1 ; offset: $4 (4) scsiPBLength ds.w 1 ; offset: $6 (6) scsiFunctionCode ds.b 1 ; offset: $8 (8) scsiReserved2 ds.b 1 ; offset: $9 (9) scsiResult ds.w 1 ; offset: $A (10) scsiDevice ds DeviceIdent ; offset: $C (12) scsiCompletion ds.l 1 ; offset: $10 (16) scsiFlags ds.l 1 ; offset: $14 (20) scsiDriverStorage ds.l 1 ; offset: $18 (24) scsiXPTprivate ds.l 1 ; offset: $1C (28) scsiReserved3 ds.l 1 ; offset: $20 (32) sizeof EQU * ; size: $24 (36) ENDR ; typedef struct SCSI_PB SCSI_PB SCSI_IO RECORD 0 qLink ds.l 1 ; offset: $0 (0) scsiReserved1 ds.w 1 ; offset: $4 (4) scsiPBLength ds.w 1 ; offset: $6 (6) scsiFunctionCode ds.b 1 ; offset: $8 (8) scsiReserved2 ds.b 1 ; offset: $9 (9) scsiResult ds.w 1 ; offset: $A (10) scsiDevice ds DeviceIdent ; offset: $C (12) scsiCompletion ds.l 1 ; offset: $10 (16) scsiFlags ds.l 1 ; offset: $14 (20) scsiDriverStorage ds.l 1 ; offset: $18 (24) scsiXPTprivate ds.l 1 ; offset: $1C (28) scsiReserved3 ds.l 1 ; offset: $20 (32) scsiResultFlags ds.w 1 ; offset: $24 (36) scsiReserved3pt5 ds.w 1 ; offset: $26 (38) scsiDataPtr ds.l 1 ; offset: $28 (40) scsiDataLength ds.l 1 ; offset: $2C (44) scsiSensePtr ds.l 1 ; offset: $30 (48) scsiSenseLength ds.b 1 ; offset: $34 (52) scsiCDBLength ds.b 1 ; offset: $35 (53) scsiSGListCount ds.w 1 ; offset: $36 (54) scsiReserved4 ds.l 1 ; offset: $38 (56) scsiSCSIstatus ds.b 1 ; offset: $3C (60) scsiSenseResidual ds.b 1 ; offset: $3D (61) scsiReserved5 ds.w 1 ; offset: $3E (62) scsiDataResidual ds.l 1 ; offset: $40 (64) scsiCDB ds.l 4 ; offset: $44 (68) scsiTimeout ds.l 1 ; offset: $54 (84) scsiReserved5pt5 ds.l 1 ; offset: $58 (88) scsiReserved5pt6 ds.w 1 ; offset: $5C (92) scsiIOFlags ds.w 1 ; offset: $5E (94) scsiTagAction ds.b 1 ; offset: $60 (96) scsiReserved6 ds.b 1 ; offset: $61 (97) scsiReserved7 ds.w 1 ; offset: $62 (98) scsiSelectTimeout ds.w 1 ; offset: $64 (100) scsiDataType ds.b 1 ; offset: $66 (102) scsiTransferType ds.b 1 ; offset: $67 (103) scsiReserved8 ds.l 1 ; offset: $68 (104) scsiReserved9 ds.l 1 ; offset: $6C (108) scsiHandshake ds.w 8 ; offset: $70 (112) scsiReserved10 ds.l 1 ; offset: $80 (128) scsiReserved11 ds.l 1 ; offset: $84 (132) scsiCommandLink ds.l 1 ; offset: $88 (136) scsiSIMpublics ds.b 8 ; offset: $8C (140) scsiAppleReserved6 ds.b 8 ; offset: $94 (148) scsiCurrentPhase ds.w 1 ; offset: $9C (156) scsiSelector ds.w 1 ; offset: $9E (158) scsiOldCallResult ds.w 1 ; offset: $A0 (160) scsiSCSImessage ds.b 1 ; offset: $A2 (162) XPTprivateFlags ds.b 1 ; offset: $A3 (163) XPTextras ds.b 12 ; offset: $A4 (164) sizeof EQU * ; size: $B0 (176) ENDR ; typedef struct SCSI_IO SCSI_IO ; typedef SCSI_IO SCSIExecIOPB ; Bus inquiry PB SCSIBusInquiryPB RECORD 0 qLink ds.l 1 ; offset: $0 (0) scsiReserved1 ds.w 1 ; offset: $4 (4) scsiPBLength ds.w 1 ; offset: $6 (6) scsiFunctionCode ds.b 1 ; offset: $8 (8) scsiReserved2 ds.b 1 ; offset: $9 (9) scsiResult ds.w 1 ; offset: $A (10) scsiDevice ds DeviceIdent ; offset: $C (12) scsiCompletion ds.l 1 ; offset: $10 (16) scsiFlags ds.l 1 ; offset: $14 (20) scsiDriverStorage ds.l 1 ; offset: $18 (24) scsiXPTprivate ds.l 1 ; offset: $1C (28) scsiReserved3 ds.l 1 ; offset: $20 (32) scsiEngineCount ds.w 1 ; offset: $24 (36) ; <- Number of engines on HBA scsiMaxTransferType ds.w 1 ; offset: $26 (38) ; <- Number of transfer types for this HBA scsiDataTypes ds.l 1 ; offset: $28 (40) ; <- which data types are supported by this SIM scsiIOpbSize ds.w 1 ; offset: $2C (44) ; <- Size of SCSI_IO PB for this SIM/HBA scsiMaxIOpbSize ds.w 1 ; offset: $2E (46) ; <- Size of max SCSI_IO PB for all SIM/HBAs scsiFeatureFlags ds.l 1 ; offset: $30 (48) ; <- Supported features flags field scsiVersionNumber ds.b 1 ; offset: $34 (52) ; <- Version number for the SIM/HBA scsiHBAInquiry ds.b 1 ; offset: $35 (53) ; <- Mimic of INQ byte 7 for the HBA scsiTargetModeFlags ds.b 1 ; offset: $36 (54) ; <- Flags for target mode support scsiScanFlags ds.b 1 ; offset: $37 (55) ; <- Scan related feature flags scsiSIMPrivatesPtr ds.l 1 ; offset: $38 (56) ; <- Ptr to SIM private data area scsiSIMPrivatesSize ds.l 1 ; offset: $3C (60) ; <- Size of SIM private data area scsiAsyncFlags ds.l 1 ; offset: $40 (64) ; <- Event cap. for Async Callback scsiHiBusID ds.b 1 ; offset: $44 (68) ; <- Highest path ID in the subsystem scsiInitiatorID ds.b 1 ; offset: $45 (69) ; <- ID of the HBA on the SCSI bus scsiBIReserved0 ds.w 1 ; offset: $46 (70) ; scsiBIReserved1 ds.l 1 ; offset: $48 (72) ; <- scsiFlagsSupported ds.l 1 ; offset: $4C (76) ; <- which scsiFlags are supported scsiIOFlagsSupported ds.w 1 ; offset: $50 (80) ; <- which scsiIOFlags are supported scsiWeirdStuff ds.w 1 ; offset: $52 (82) ; <- scsiMaxTarget ds.w 1 ; offset: $54 (84) ; <- maximum Target number supported scsiMaxLUN ds.w 1 ; offset: $56 (86) ; <- maximum Logical Unit number supported scsiSIMVendor ds.b 16 ; offset: $58 (88) ; <- Vendor ID of SIM (or XPT if bus<FF) scsiHBAVendor ds.b 16 ; offset: $68 (104) ; <- Vendor ID of the HBA scsiControllerFamily ds.b 16 ; offset: $78 (120) ; <- Family of SCSI Controller scsiControllerType ds.b 16 ; offset: $88 (136) ; <- Specific Model of SCSI Controller used scsiXPTversion ds.b 4 ; offset: $98 (152) ; <- version number of XPT scsiSIMversion ds.b 4 ; offset: $9C (156) ; <- version number of SIM scsiHBAversion ds.b 4 ; offset: $A0 (160) ; <- version number of HBA scsiHBAslotType ds.b 1 ; offset: $A4 (164) ; <- type of "slot" that this HBA is in scsiHBAslotNumber ds.b 1 ; offset: $A5 (165) ; <- slot number of this HBA scsiSIMsRsrcID ds.w 1 ; offset: $A6 (166) ; <- resource ID of this SIM scsiBIReserved3 ds.w 1 ; offset: $A8 (168) ; <- scsiAdditionalLength ds.w 1 ; offset: $AA (170) ; <- additional BusInquiry PB len sizeof EQU * ; size: $AC (172) ENDR ; typedef struct SCSIBusInquiryPB SCSIBusInquiryPB ; Abort SIM Request PB SCSIAbortCommandPB RECORD 0 qLink ds.l 1 ; offset: $0 (0) scsiReserved1 ds.w 1 ; offset: $4 (4) scsiPBLength ds.w 1 ; offset: $6 (6) scsiFunctionCode ds.b 1 ; offset: $8 (8) scsiReserved2 ds.b 1 ; offset: $9 (9) scsiResult ds.w 1 ; offset: $A (10) scsiDevice ds DeviceIdent ; offset: $C (12) scsiCompletion ds.l 1 ; offset: $10 (16) scsiFlags ds.l 1 ; offset: $14 (20) scsiDriverStorage ds.l 1 ; offset: $18 (24) scsiXPTprivate ds.l 1 ; offset: $1C (28) scsiReserved3 ds.l 1 ; offset: $20 (32) scsiIOptr ds.l 1 ; offset: $24 (36) ; Pointer to the PB to abort sizeof EQU * ; size: $28 (40) ENDR ; typedef struct SCSIAbortCommandPB SCSIAbortCommandPB ; Terminate I/O Process Request PB SCSITerminateIOPB RECORD 0 qLink ds.l 1 ; offset: $0 (0) scsiReserved1 ds.w 1 ; offset: $4 (4) scsiPBLength ds.w 1 ; offset: $6 (6) scsiFunctionCode ds.b 1 ; offset: $8 (8) scsiReserved2 ds.b 1 ; offset: $9 (9) scsiResult ds.w 1 ; offset: $A (10) scsiDevice ds DeviceIdent ; offset: $C (12) scsiCompletion ds.l 1 ; offset: $10 (16) scsiFlags ds.l 1 ; offset: $14 (20) scsiDriverStorage ds.l 1 ; offset: $18 (24) scsiXPTprivate ds.l 1 ; offset: $1C (28) scsiReserved3 ds.l 1 ; offset: $20 (32) scsiIOptr ds.l 1 ; offset: $24 (36) ; Pointer to the PB to terminate sizeof EQU * ; size: $28 (40) ENDR ; typedef struct SCSITerminateIOPB SCSITerminateIOPB ; Reset SCSI Bus PB SCSIResetBusPB RECORD 0 qLink ds.l 1 ; offset: $0 (0) scsiReserved1 ds.w 1 ; offset: $4 (4) scsiPBLength ds.w 1 ; offset: $6 (6) scsiFunctionCode ds.b 1 ; offset: $8 (8) scsiReserved2 ds.b 1 ; offset: $9 (9) scsiResult ds.w 1 ; offset: $A (10) scsiDevice ds DeviceIdent ; offset: $C (12) scsiCompletion ds.l 1 ; offset: $10 (16) scsiFlags ds.l 1 ; offset: $14 (20) scsiDriverStorage ds.l 1 ; offset: $18 (24) scsiXPTprivate ds.l 1 ; offset: $1C (28) scsiReserved3 ds.l 1 ; offset: $20 (32) sizeof EQU * ; size: $24 (36) ENDR ; typedef struct SCSIResetBusPB SCSIResetBusPB ; Reset SCSI Device PB SCSIResetDevicePB RECORD 0 qLink ds.l 1 ; offset: $0 (0) scsiReserved1 ds.w 1 ; offset: $4 (4) scsiPBLength ds.w 1 ; offset: $6 (6) scsiFunctionCode ds.b 1 ; offset: $8 (8) scsiReserved2 ds.b 1 ; offset: $9 (9) scsiResult ds.w 1 ; offset: $A (10) scsiDevice ds DeviceIdent ; offset: $C (12) scsiCompletion ds.l 1 ; offset: $10 (16) scsiFlags ds.l 1 ; offset: $14 (20) scsiDriverStorage ds.l 1 ; offset: $18 (24) scsiXPTprivate ds.l 1 ; offset: $1C (28) scsiReserved3 ds.l 1 ; offset: $20 (32) sizeof EQU * ; size: $24 (36) ENDR ; typedef struct SCSIResetDevicePB SCSIResetDevicePB ; Release SIM Queue PB SCSIReleaseQPB RECORD 0 qLink ds.l 1 ; offset: $0 (0) scsiReserved1 ds.w 1 ; offset: $4 (4) scsiPBLength ds.w 1 ; offset: $6 (6) scsiFunctionCode ds.b 1 ; offset: $8 (8) scsiReserved2 ds.b 1 ; offset: $9 (9) scsiResult ds.w 1 ; offset: $A (10) scsiDevice ds DeviceIdent ; offset: $C (12) scsiCompletion ds.l 1 ; offset: $10 (16) scsiFlags ds.l 1 ; offset: $14 (20) scsiDriverStorage ds.l 1 ; offset: $18 (24) scsiXPTprivate ds.l 1 ; offset: $1C (28) scsiReserved3 ds.l 1 ; offset: $20 (32) sizeof EQU * ; size: $24 (36) ENDR ; typedef struct SCSIReleaseQPB SCSIReleaseQPB ; SCSI Get Virtual ID Info PB SCSIGetVirtualIDInfoPB RECORD 0 qLink ds.l 1 ; offset: $0 (0) scsiReserved1 ds.w 1 ; offset: $4 (4) scsiPBLength ds.w 1 ; offset: $6 (6) scsiFunctionCode ds.b 1 ; offset: $8 (8) scsiReserved2 ds.b 1 ; offset: $9 (9) scsiResult ds.w 1 ; offset: $A (10) scsiDevice ds DeviceIdent ; offset: $C (12) scsiCompletion ds.l 1 ; offset: $10 (16) scsiFlags ds.l 1 ; offset: $14 (20) scsiDriverStorage ds.l 1 ; offset: $18 (24) scsiXPTprivate ds.l 1 ; offset: $1C (28) scsiReserved3 ds.l 1 ; offset: $20 (32) scsiOldCallID ds.w 1 ; offset: $24 (36) ; -> SCSI ID of device in question scsiExists ds.b 1 ; offset: $26 (38) ; <- true if device exists filler ds.b 1 ; offset: $27 (39) sizeof EQU * ; size: $28 (40) ENDR ; typedef struct SCSIGetVirtualIDInfoPB SCSIGetVirtualIDInfoPB ; Create/Lookup/Remove RefNum for Device PB SCSIDriverPB RECORD 0 qLink ds.l 1 ; offset: $0 (0) scsiReserved1 ds.w 1 ; offset: $4 (4) scsiPBLength ds.w 1 ; offset: $6 (6) scsiFunctionCode ds.b 1 ; offset: $8 (8) scsiReserved2 ds.b 1 ; offset: $9 (9) scsiResult ds.w 1 ; offset: $A (10) scsiDevice ds DeviceIdent ; offset: $C (12) scsiCompletion ds.l 1 ; offset: $10 (16) scsiFlags ds.l 1 ; offset: $14 (20) scsiDriverStorage ds.l 1 ; offset: $18 (24) scsiXPTprivate ds.l 1 ; offset: $1C (28) scsiReserved3 ds.l 1 ; offset: $20 (32) scsiDriver ds.w 1 ; offset: $24 (36) ; -> DriverRefNum, For SetDriver, <- For GetNextDriver scsiDriverFlags ds.w 1 ; offset: $26 (38) ; <> Details of driver/device scsiNextDevice ds DeviceIdent ; offset: $28 (40) ; <- DeviceIdent of the NEXT Item in the list sizeof EQU * ; size: $2C (44) ENDR ; typedef struct SCSIDriverPB SCSIDriverPB ; Load Driver PB SCSILoadDriverPB RECORD 0 qLink ds.l 1 ; offset: $0 (0) scsiReserved1 ds.w 1 ; offset: $4 (4) scsiPBLength ds.w 1 ; offset: $6 (6) scsiFunctionCode ds.b 1 ; offset: $8 (8) scsiReserved2 ds.b 1 ; offset: $9 (9) scsiResult ds.w 1 ; offset: $A (10) scsiDevice ds DeviceIdent ; offset: $C (12) scsiCompletion ds.l 1 ; offset: $10 (16) scsiFlags ds.l 1 ; offset: $14 (20) scsiDriverStorage ds.l 1 ; offset: $18 (24) scsiXPTprivate ds.l 1 ; offset: $1C (28) scsiReserved3 ds.l 1 ; offset: $20 (32) scsiLoadedRefNum ds.w 1 ; offset: $24 (36) ; <- SIM returns refnum of driver scsiDiskLoadFailed ds.b 1 ; offset: $26 (38) ; -> if true, indicates call after failure to load filler ds.b 1 ; offset: $27 (39) sizeof EQU * ; size: $28 (40) ENDR ; typedef struct SCSILoadDriverPB SCSILoadDriverPB ; Defines for the scsiTransferType field scsiTransferBlind EQU 0 scsiTransferPolled EQU 1 ; Defines for the scsiDataType field scsiDataBuffer EQU 0 ; single contiguous buffer supplied scsiDataTIB EQU 1 ; TIB supplied (ptr in scsiDataPtr) scsiDataSG EQU 2 ; scatter/gather list supplied ; Defines for the SCSIMgr scsiResult field in the PB header. ; $E100 thru E1FF ; -$1EFF thru -1E00 ; -#7935 thru -7681 ; = 0xE100 scsiErrorBase EQU -7936 scsiRequestInProgress EQU 1 ; 1 = PB request is in progress ; Execution failed 00-2F scsiRequestAborted EQU scsiErrorBase + 2 ; -7934 = PB request aborted by the host scsiUnableToAbort EQU scsiErrorBase + 3 ; -7933 = Unable to Abort PB request scsiNonZeroStatus EQU scsiErrorBase + 4 ; -7932 = PB request completed with an err scsiUnused05 EQU scsiErrorBase + 5 ; -7931 = scsiUnused06 EQU scsiErrorBase + 6 ; -7930 = scsiUnused07 EQU scsiErrorBase + 7 ; -7929 = scsiUnused08 EQU scsiErrorBase + 8 ; -7928 = scsiUnableToTerminate EQU scsiErrorBase + 9 ; -7927 = Unable to Terminate I/O PB req scsiSelectTimeout EQU scsiErrorBase + 10 ; -7926 = Target selection timeout scsiCommandTimeout EQU scsiErrorBase + 11 ; -7925 = Command timeout scsiIdentifyMessageRejected EQU scsiErrorBase + 12 ; -7924 = scsiMessageRejectReceived EQU scsiErrorBase + 13 ; -7923 = Message reject received scsiSCSIBusReset EQU scsiErrorBase + 14 ; -7922 = SCSI bus reset sent/received scsiParityError EQU scsiErrorBase + 15 ; -7921 = Uncorrectable parity error occured scsiAutosenseFailed EQU scsiErrorBase + 16 ; -7920 = Autosense: Request sense cmd fail scsiUnused11 EQU scsiErrorBase + 17 ; -7919 = scsiDataRunError EQU scsiErrorBase + 18 ; -7918 = Data overrun/underrun error scsiUnexpectedBusFree EQU scsiErrorBase + 19 ; -7917 = Unexpected BUS free scsiSequenceFailed EQU scsiErrorBase + 20 ; -7916 = Target bus phase sequence failure scsiWrongDirection EQU scsiErrorBase + 21 ; -7915 = Data phase was in wrong direction scsiUnused16 EQU scsiErrorBase + 22 ; -7914 = scsiBDRsent EQU scsiErrorBase + 23 ; -7913 = A SCSI BDR msg was sent to target scsiTerminated EQU scsiErrorBase + 24 ; -7912 = PB request terminated by the host scsiNoNexus EQU scsiErrorBase + 25 ; -7911 = Nexus is not established scsiCDBReceived EQU scsiErrorBase + 26 ; -7910 = The SCSI CDB has been received ; Couldn't begin execution 30-3F scsiTooManyBuses EQU scsiErrorBase + 48 ; -7888 = Register failed because we're full scsiBusy EQU scsiErrorBase + 49 ; -7887 = SCSI subsystem is busy scsiProvideFail EQU scsiErrorBase + 50 ; -7886 = Unable to provide requ. capability scsiDeviceNotThere EQU scsiErrorBase + 51 ; -7885 = SCSI device not installed/there scsiNoHBA EQU scsiErrorBase + 52 ; -7884 = No HBA detected Error scsiDeviceConflict EQU scsiErrorBase + 53 ; -7883 = sorry, max 1 refNum per DeviceIdent scsiNoSuchXref EQU scsiErrorBase + 54 ; -7882 = no such RefNum xref scsiQLinkInvalid EQU scsiErrorBase + 55 ; -7881 = pre-linked PBs not supported ; (The QLink field was nonzero) ; Parameter errors 40-7F scsiPBLengthError EQU scsiErrorBase + 64 ; -7872 = (scsiPBLength is insuf'ct/invalid scsiFunctionNotAvailable EQU scsiErrorBase + 65 ; -7871 = The requ. func is not available scsiRequestInvalid EQU scsiErrorBase + 66 ; -7870 = PB request is invalid scsiBusInvalid EQU scsiErrorBase + 67 ; -7869 = Bus ID supplied is invalid scsiTIDInvalid EQU scsiErrorBase + 68 ; -7868 = Target ID supplied is invalid scsiLUNInvalid EQU scsiErrorBase + 69 ; -7867 = LUN supplied is invalid scsiIDInvalid EQU scsiErrorBase + 70 ; -7866 = The initiator ID is invalid scsiDataTypeInvalid EQU scsiErrorBase + 71 ; -7865 = scsiDataType requested not supported scsiTransferTypeInvalid EQU scsiErrorBase + 72 ; -7864 = scsiTransferType field is too high scsiCDBLengthInvalid EQU scsiErrorBase + 73 ; -7863 = scsiCDBLength field is too big scsiExecutionErrors EQU scsiErrorBase scsiNotExecutedErrors EQU scsiTooManyBuses scsiParameterErrors EQU scsiPBLengthError ; Defines for the scsiResultFlags field scsiSIMQFrozen EQU $0001 ; The SIM queue is frozen w/this err scsiAutosenseValid EQU $0002 ; Autosense data valid for target scsiBusNotFree EQU $0004 ; At time of callback, SCSI bus is not free ; Defines for the bit numbers of the scsiFlags field in the PB header for the SCSIExecIO function kbSCSIDisableAutosense EQU 29 ; Disable auto sense feature kbSCSIFlagReservedA EQU 28 ; kbSCSIFlagReserved0 EQU 27 ; kbSCSICDBLinked EQU 26 ; The PB contains a linked CDB kbSCSIQEnable EQU 25 ; Target queue actions are enabled kbSCSICDBIsPointer EQU 24 ; The CDB field contains a pointer kbSCSIFlagReserved1 EQU 23 ; kbSCSIInitiateSyncData EQU 22 ; Attempt Sync data xfer and SDTR kbSCSIDisableSyncData EQU 21 ; Disable sync, go to async kbSCSISIMQHead EQU 20 ; Place PB at the head of SIM Q kbSCSISIMQFreeze EQU 19 ; Return the SIM Q to frozen state kbSCSISIMQNoFreeze EQU 18 ; Disallow SIM Q freezing kbSCSIDoDisconnect EQU 17 ; Definitely do disconnect kbSCSIDontDisconnect EQU 16 ; Definitely don't disconnect kbSCSIDataReadyForDMA EQU 15 ; Data buffer(s) are ready for DMA kbSCSIFlagReserved3 EQU 14 ; kbSCSIDataPhysical EQU 13 ; SG/Buffer data ptrs are physical kbSCSISensePhysical EQU 12 ; Autosense buffer ptr is physical kbSCSIFlagReserved5 EQU 11 ; kbSCSIFlagReserved6 EQU 10 ; kbSCSIFlagReserved7 EQU 9 ; kbSCSIFlagReserved8 EQU 8 ; kbSCSIDataBufferValid EQU 7 ; Data buffer valid kbSCSIStatusBufferValid EQU 6 ; Status buffer valid kbSCSIMessageBufferValid EQU 5 ; Message buffer valid kbSCSIFlagReserved9 EQU 4 ; ; Defines for the bit masks of the scsiFlags field scsiDirectionMask EQU $C0000000 ; Data direction mask scsiDirectionNone EQU $C0000000 ; Data direction (11: no data) scsiDirectionReserved EQU $00000000 ; Data direction (00: reserved) scsiDirectionOut EQU $80000000 ; Data direction (10: DATA OUT) scsiDirectionIn EQU $40000000 ; Data direction (01: DATA IN) scsiDisableAutosense EQU $20000000 ; Disable auto sense feature scsiFlagReservedA EQU $10000000 ; scsiFlagReserved0 EQU $08000000 ; scsiCDBLinked EQU $04000000 ; The PB contains a linked CDB scsiQEnable EQU $02000000 ; Target queue actions are enabled scsiCDBIsPointer EQU $01000000 ; The CDB field contains a pointer scsiFlagReserved1 EQU $00800000 ; scsiInitiateSyncData EQU $00400000 ; Attempt Sync data xfer and SDTR scsiDisableSyncData EQU $00200000 ; Disable sync, go to async scsiSIMQHead EQU $00100000 ; Place PB at the head of SIM Q scsiSIMQFreeze EQU $00080000 ; Return the SIM Q to frozen state scsiSIMQNoFreeze EQU $00040000 ; Disallow SIM Q freezing scsiDoDisconnect EQU $00020000 ; Definitely do disconnect scsiDontDisconnect EQU $00010000 ; Definitely don't disconnect scsiDataReadyForDMA EQU $00008000 ; Data buffer(s) are ready for DMA scsiFlagReserved3 EQU $00004000 ; scsiDataPhysical EQU $00002000 ; SG/Buffer data ptrs are physical scsiSensePhysical EQU $00001000 ; Autosense buffer ptr is physical scsiFlagReserved5 EQU $00000800 ; scsiFlagReserved6 EQU $00000400 ; scsiFlagReserved7 EQU $00000200 ; scsiFlagReserved8 EQU $00000100 ; ; bit masks for the scsiIOFlags field in SCSIExecIOPB scsiNoParityCheck EQU $0002 ; disable parity checking scsiDisableSelectWAtn EQU $0004 ; disable select w/Atn scsiSavePtrOnDisconnect EQU $0008 ; do SaveDataPointer upon Disconnect msg scsiNoBucketIn EQU $0010 ; don’t bit bucket in during this I/O scsiNoBucketOut EQU $0020 ; don’t bit bucket out during this I/O scsiDisableWide EQU $0040 ; disable wide transfer negotiation scsiInitiateWide EQU $0080 ; initiate wide transfer negotiation scsiRenegotiateSense EQU $0100 ; renegotiate sync/wide before issuing autosense scsiDisableDiscipline EQU $0200 ; disable parameter checking on SCSIExecIO calls scsiIOFlagReserved0080 EQU $0080 ; scsiIOFlagReserved8000 EQU $8000 ; ; Defines for the SIM/HBA queue actions. These values are used in the ; SCSIExecIOPB, for the queue action field. [These values should match the ; defines from some other include file for the SCSI message phases. We may ; not need these definitions here. ] scsiSimpleQTag EQU $20 ; Tag for a simple queue scsiHeadQTag EQU $21 ; Tag for head of queue scsiOrderedQTag EQU $22 ; Tag for ordered queue ; Defines for the Bus Inquiry PB fields. ; scsiHBAInquiry field bits scsiBusMDP EQU $80 ; Supports Modify Data Pointer message scsiBusWide32 EQU $40 ; Supports 32 bit wide SCSI scsiBusWide16 EQU $20 ; Supports 16 bit wide SCSI scsiBusSDTR EQU $10 ; Supports Sync Data Transfer Req message scsiBusLinkedCDB EQU $08 ; Supports linked CDBs scsiBusTagQ EQU $02 ; Supports tag queue message scsiBusSoftReset EQU $01 ; Supports soft reset ; scsiDataTypes field bits ; bits 0->15 Apple-defined, 16->30 3rd-party unique, 31 = reserved scsiBusDataTIB EQU (1 << scsiDataTIB) ; TIB supplied (ptr in scsiDataPtr) scsiBusDataBuffer EQU (1 << scsiDataBuffer) ; single contiguous buffer supplied scsiBusDataSG EQU (1 << scsiDataSG) ; scatter/gather list supplied scsiBusDataReserved EQU $80000000 ; ; scsiScanFlags field bits scsiBusScansDevices EQU $80 ; Bus scans for and maintains device list scsiBusScansOnInit EQU $40 ; Bus scans performed at power-up/reboot scsiBusLoadsROMDrivers EQU $20 ; may load ROM drivers to support targets ; scsiFeatureFlags field bits scsiBusInternalExternalMask EQU $000000C0 ; bus internal/external mask scsiBusInternalExternalUnknown EQU $00000000 ; not known whether bus is inside or outside scsiBusInternalExternal EQU $000000C0 ; bus goes inside and outside the box scsiBusInternal EQU $00000080 ; bus goes inside the box scsiBusExternal EQU $00000040 ; bus goes outside the box scsiBusCacheCoherentDMA EQU $00000020 ; DMA is cache coherent scsiBusOldCallCapable EQU $00000010 ; SIM is old call capable scsiBusDifferential EQU $00000004 ; Single Ended (0) or Differential (1) scsiBusFastSCSI EQU $00000002 ; HBA supports fast SCSI scsiBusDMAavailable EQU $00000001 ; DMA is available ; scsiWeirdStuff field bits scsiOddDisconnectUnsafeRead1 EQU $0001 ; Disconnects on odd byte boundries are unsafe with DMA and/or blind reads scsiOddDisconnectUnsafeWrite1 EQU $0002 ; Disconnects on odd byte boundries are unsafe with DMA and/or blind writes scsiBusErrorsUnsafe EQU $0004 ; Non-handshaked delays or disconnects during blind transfers may cause a crash scsiRequiresHandshake EQU $0008 ; Non-handshaked delays or disconnects during blind transfers may cause data corruption scsiTargetDrivenSDTRSafe EQU $0010 ; Targets which initiate synchronous negotiations are supported ; scsiHBAslotType values scsiMotherboardBus EQU $01 ; A built in Apple supplied bus scsiNuBus EQU $02 ; A SIM on a NuBus card scsiPDSBus EQU $03 ; " on a PDS card scsiPCIBus EQU $04 ; " on a PCI bus card scsiPCMCIABus EQU $05 ; " on a PCMCIA card scsiFireWireBridgeBus EQU $06 ; " connected through a FireWire bridge ; Defines for the scsiDriverFlags field (in SCSIDriverPB) scsiDeviceSensitive EQU $0001 ; Only driver should access this device scsiDeviceNoOldCallAccess EQU $0002 ; no old call access to this device ; SIMInitInfo PB ; directions are for SCSIRegisterBus call ( -> parm, <- result) SIMInitInfo RECORD 0 SIMstaticPtr ds.l 1 ; offset: $0 (0) ; <- alloc. ptr to the SIM's static vars staticSize ds.l 1 ; offset: $4 (4) ; -> num bytes SIM needs for static vars SIMInit ds.l 1 ; offset: $8 (8) ; -> pointer to the SIM init routine SIMAction ds.l 1 ; offset: $C (12) ; -> pointer to the SIM action routine SIM_ISR ds.l 1 ; offset: $10 (16) ; reserved SIMInterruptPoll ds.l 1 ; offset: $14 (20) ; -> pointer to the SIM interrupt poll routine NewOldCall ds.l 1 ; offset: $18 (24) ; -> pointer to the SIM NewOldCall routine ioPBSize ds.w 1 ; offset: $1C (28) ; -> size of SCSI_IO_PBs required for this SIM oldCallCapable ds.b 1 ; offset: $1E (30) ; -> true if this SIM can handle old-API calls simInfoUnused1 ds.b 1 ; offset: $1F (31) ; reserved simInternalUse ds.l 1 ; offset: $20 (32) ; xx not affected or viewed by XPT XPT_ISR ds.l 1 ; offset: $24 (36) ; reserved EnteringSIM ds.l 1 ; offset: $28 (40) ; <- ptr to the EnteringSIM routine ExitingSIM ds.l 1 ; offset: $2C (44) ; <- ptr to the ExitingSIM routine MakeCallback ds.l 1 ; offset: $30 (48) ; <- the XPT layer’s SCSIMakeCallback routine busID ds.w 1 ; offset: $34 (52) ; <- bus number for the registered bus simInfoUnused3 ds.w 1 ; offset: $36 (54) ; <- reserved simInfoUnused4 ds.l 1 ; offset: $38 (56) ; <- reserved sizeof EQU * ; size: $3C (60) ENDR ; typedef struct SIMInitInfo SIMInitInfo ; Glue between SCSI calls and SCSITrap format xptSCSIAction EQU $0001 xptSCSIRegisterBus EQU $0002 xptSCSIDeregisterBus EQU $0003 xptSCSIReregisterBus EQU $0004 xptSCSIKillXPT EQU $0005 ; kills Mini-XPT after transition xptSCSIInitialize EQU $000A ; Initialize the SCSI manager ; SCSI status scsiStatGood EQU $00 ; Good Status scsiStatCheckCondition EQU $02 ; Check Condition scsiStatConditionMet EQU $04 ; Condition Met scsiStatBusy EQU $08 ; Busy scsiStatIntermediate EQU $10 ; Intermediate scsiStatIntermedMet EQU $14 ; Intermediate - Condition Met scsiStatResvConflict EQU $18 ; Reservation conflict scsiStatTerminated EQU $20 ; Command terminated scsiStatQFull EQU $28 ; Queue full ; SCSI messages kCmdCompleteMsg EQU 0 kExtendedMsg EQU 1 ; 0x01 kSaveDataPointerMsg EQU 2 ; 0x02 kRestorePointersMsg EQU 3 ; 0x03 kDisconnectMsg EQU 4 ; 0x04 kInitiatorDetectedErrorMsg EQU 5 ; 0x05 kAbortMsg EQU 6 ; 0x06 kMsgRejectMsg EQU 7 ; 0x07 kNoOperationMsg EQU 8 ; 0x08 kMsgParityErrorMsg EQU 9 ; 0x09 kLinkedCmdCompleteMsg EQU 10 ; 0x0a kLinkedCmdCompleteWithFlagMsg EQU 11 ; 0x0b kBusDeviceResetMsg EQU 12 ; 0x0c kAbortTagMsg EQU 13 ; 0x0d kClearQueueMsg EQU 14 ; 0x0e kInitiateRecoveryMsg EQU 15 ; 0x0f kReleaseRecoveryMsg EQU 16 ; 0x10 kTerminateIOProcessMsg EQU 17 ; 0x11 kSimpleQueueTag EQU $20 ; 0x20 kHeadOfQueueTagMsg EQU 33 ; 0x21 kOrderedQueueTagMsg EQU 34 ; 0x22 kIgnoreWideResidueMsg EQU 35 ; 0x23 ; moveq #kSCSIx, D0; _SCSIAtomic ; ; pascal OSErr SCSIAction(SCSI_PB *parameterBlock) ; IF ¬ GENERATINGCFM THEN ; parameters: ; parameterBlock => A0 ; returns: ; OSErr <= D0 Macro _SCSIAction moveq #1,d0 dc.w $A089 EndM ELSE IMPORT_CFM_FUNCTION SCSIAction ENDIF ; ; pascal OSErr SCSIRegisterBus(SIMInitInfo *parameterBlock) ; IF ¬ GENERATINGCFM THEN ; parameters: ; parameterBlock => A0 ; returns: ; OSErr <= D0 Macro _SCSIRegisterBus moveq #2,d0 dc.w $A089 EndM ELSE IMPORT_CFM_FUNCTION SCSIRegisterBus ENDIF ; ; pascal OSErr SCSIDeregisterBus(SCSI_PB *parameterBlock) ; IF ¬ GENERATINGCFM THEN ; parameters: ; parameterBlock => A0 ; returns: ; OSErr <= D0 Macro _SCSIDeregisterBus moveq #3,d0 dc.w $A089 EndM ELSE IMPORT_CFM_FUNCTION SCSIDeregisterBus ENDIF ; ; pascal OSErr SCSIReregisterBus(SIMInitInfo *parameterBlock) ; IF ¬ GENERATINGCFM THEN ; parameters: ; parameterBlock => A0 ; returns: ; OSErr <= D0 Macro _SCSIReregisterBus moveq #4,d0 dc.w $A089 EndM ELSE IMPORT_CFM_FUNCTION SCSIReregisterBus ENDIF ; ; pascal OSErr SCSIKillXPT(SIMInitInfo *parameterBlock) ; IF ¬ GENERATINGCFM THEN ; parameters: ; parameterBlock => A0 ; returns: ; OSErr <= D0 Macro _SCSIKillXPT moveq #5,d0 dc.w $A089 EndM ELSE IMPORT_CFM_FUNCTION SCSIKillXPT ENDIF ENDIF ; __SCSI__