Developer CD Series 1996 February: Tool Chest

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Text File | 1993-11-30 | 22.5 KB | 598 lines | [TEXT/MPS ]

; File: SonyEqu.a ; ; Copyright: © 1983-1993 by Apple Computer, Inc. ; All rights reserved. ; ; Version: System 7.1 for ETO #11 ; Created: Tuesday, March 30, 1993 18:00 ; ;___________________________________________________________________________ IF &TYPE('__INCLUDINGSONYEQU__') = 'UNDEFINED' THEN __INCLUDINGSONYEQU__ SET 1 ; If SonyNonPortable is defined to be non-zero, Then a machine type must be specified! IF (&TYPE('SonyNonPortable') = 'UNDEFINED') THEN SonyNonPortable EQU 0 ENDIF IF (&TYPE('onMac') = 'UNDEFINED') THEN onMac EQU 1 ENDIF IF (&TYPE('onMacPP') = 'UNDEFINED') THEN onMacPP EQU 0 ENDIF IF (&TYPE('onNuMac') = 'UNDEFINED') THEN onNuMac EQU 0 ENDIF IF (&TYPE('onHcMac') = 'UNDEFINED') THEN onHcMac EQU 0 ENDIF IF (&TYPE('forDiskDup') = 'UNDEFINED') THEN forDiskDup EQU 0 ENDIF ; Note: supportsDCD means support for pass-thru connector as well. ; If this is 1, firstDCD and maxDCDcnt equates are needed as well. ; GetDrive must be adjusted for number of drives, as well! IF onMac THEN supportsPWM EQU 1 ; set to 1 if PWM supported maxDrvNum EQU 4 supportsDCD EQU 1 ; set to 1 to include DCD code firstDCD EQU 3 maxDCDcnt EQU 2 iwmMode EQU $1F ENDIF IF onMacPP THEN supportsPWM EQU 1 ; set to 1 if PWM supported maxDrvNum EQU 5 supportsDCD EQU 1 ; set to 1 to include DCD code firstDCD EQU 4 maxDCDcnt EQU 2 iwmMode EQU $17 ; changed for Brian Howard to set half speed ; <?? same as Mac ??> ENDIF IF (&TYPE('onNuMacDCD') = 'UNDEFINED') THEN onNuMacDCD EQU 0 ENDIF IF onNuMac THEN supportsPWM EQU 0 ; set to 1 if PWM supported IF onNuMacDCD THEN maxDrvNum EQU 4 supportsDCD EQU 1 ; set to 1 to include DCD code firstDCD EQU 3 maxDCDcnt EQU 2 ELSE maxDrvNum EQU 2 supportsDCD EQU 0 ; set to 1 to include DCD code ENDIF iwmMode EQU $17 ENDIF IF onHcMac THEN supportsPWM EQU 0 ; set to 1 if PWM supported maxDrvNum EQU 5 supportsDCD EQU 1 ; set to 1 to include DCD code firstDCD EQU 4 maxDCDcnt EQU 2 iwmMode EQU $17 ENDIF IF SonyNonPortable THEN IF (&TYPE('supportsMFM') = 'UNDEFINED') THEN supportsMFM EQU 0 ENDIF ; SonyVars Data Structure (offsets): ; (1) Driver local vars. ; (2) Drive-specific vars. ; (3) More driver local vars. ; (4) Direct-connect driver locals. ; ; Drive Constants: ; (1) Floppy drive constants (tuneable). ; (2) Floppy drive sense/control constants. ; (3) Floppy drive formatting constants. ; (4) Direct-connect drive constants. ; ; Driver Constants: ; (1) Driver Control codes. ; ; Driver Vectors: ; (1) Location of disk routine vectors. ; ;_______________________________________________________________________ ;_______________________________________; ; ; ; SonyVars Data Structure (offsets): ; ;_______________________________________; ;_______________________________________; ; ; (1) Driver local vars. ; * = known to be used in a copy- ; protection scheme. ; +---------------------+ DiskUnitPtr <-----+ ; | | | ; | "driver local vars" | | ; | | EjectWait | ; +---------------------+ <----+ | ; | | Track | | ; | drive1 | DrvLclLth | ; | | DriveMisc | | ; +---------------------+ <----+ | ; | | Track | ; | drive2 | Sony disk driver ; | | DriveMisc vars, plus ; +---------------------+ locals for each ; | | Track diskette drive ; | driveX | | ; | | DriveMisc | ; +---------------------+ | ; | | FloppyLclEnd | ; | "more driver vars" | | ; | | SonyVarEnd <-----+ ; +---------------------+ <-----+ ; | | Track | ; | driveN | | ; | | DriveMisc | ; +---------------------+ ; | | DCD driver vars ; | driveN | plus locals for ; | | each DCD drive ; +---------------------+ | ; | | DCDCmd | ; | DCD driver locals | | ; | | DiskVarLth <-----+ ; +---------------------+ ; ;_______________________________________________________________________ ; IF supportsMFM THEN mfmSectTime EQU 75 ;7.5msec sector time maxMFMSectors EQU 18 ;18 MFM sectors/track side (@1440K) ENDIF maxGCRSectors EQU 12 ;12 GCR sectors/track side (max) diskUnitPtr EQU 0 ; pointer to device control entry diskQVE EQU diskUnitPtr+4 ; disk VBL task control block drive EQU diskQVE+14 ; * 0001 = int drive, 0002 = ext drive wait EQU drive+2 ; extra wait time for speed changes sideTrack EQU wait+2 ; destination side/track oneToOne EQU sideTrack+2 ; open up rupts flg (no longer used) active EQU oneToOne+1 ; * non-zero when driver is active timeOut EQU active+1 ; * power time out diskBuffer EQU timeOut+2 ; pointer to track data buffer firstSect EQU diskBuffer+4 ; low sector number needed on a track sectMap EQU firstSect+2 ; bit map of sectors needed on a track firstFSeq EQU sectMap+4 ; first file seq # for current r/w request fBlksDone EQU firstFSeq+2 ; file blocks done previous to this track readErrInit EQU fBlksDone+2 ; init value, read error countdown cntr readErrCnt EQU readErrInit+1 ; read error countdown cntr recalInit EQU readErrCnt+1 ; init value, recal count recalCnt EQU recalInit+1 ; recal count wrgSectInit EQU recalCnt+1 ; init value, wrong sector countdown cnt wrgSectCnt EQU wrgSectInit+1 ; wrong sector countdown cnt badSpdInit EQU wrgSectCnt+1 ; init value, bad speed badSpdCnt EQU badSpdInit+1 ; bad speed countdown value command EQU badSpdCnt+1 ; I/O command headSettle EQU command+2 ; disk head settle time (@100usec) spdChgTime EQU headSettle+2 ; motor speed change time (@100usec) pwrOnTime EQU spdChgTime+2 ; * power-on wait time (@100usec) pwrOffTime EQU pwrOnTime+2 ; * power down time (@1/2sec) seekTime EQU pwrOffTime+2 ; seek wait time (@100usec) sectTime EQU seekTime+2 ; * sector time (@100usec) dskVBLTime EQU sectTime+2 ; VBL task time (@16ms) ejectTime EQU dskVBLTime+2 ; Eject time (@100usec) ckDelta EQU ejectTime+2 ; delta time before speed recheck ejectWait EQU ckDelta+4 ; VBL times after eject to ignore DIP ; Format/Verify code reuses some of these fields as follows: gapSync EQU sectMap ; (2) start with 7 groups of intersector sync twoSided EQU command ; (1) set non-zero for 2-sided format sectSave EQU firstSect ; (2) SectMpSave must follow sectMapSave EQU sectMap ; (8) uses SectMap, FirstFSeq, FBlksDone sectCnt EQU firstSect ; (2) loop counter . . . ;_______________________________________; ; ; (2) Drive-specific vars. drvLclLth EQU 66 drive1 EQU ejectWait+2 ; * internal drive variables drive2 EQU drive1+drvLclLth ; * external drive variables IF onMacPP | onHcMac THEN drive3 EQU drive2+drvLclLth ; * real external for MacPP floppyLclEnd EQU drive3+drvLclLth ELSEIF onMac | onNuMac | onMac32 THEN floppyLclEnd EQU drive2+drvLclLth ENDIF track EQU 0 ; current track location (used for spd) writeProt EQU 2 ; * bit7=1=write-protected diskInPlace EQU 3 ; * $FC-$FF= just ejected, ; 0=no disk in place,1=DIP,2=clamped installed EQU 4 ; * 0=don't know, 1=inst., $FF=not inst. sides EQU 5 ; * bit7=0=1 sided dqel EQU 6 ; drive queue element for this drive driveQLink EQU 6 driveQVers EQU 10 driveSize EQU 18 ; drive block size (DCD only!) twoSideFmt EQU 18 ; * non-zero if 2-sided format newIntf EQU 19 ; $FF if new interface, $00 for old driveErrs EQU 20 ; drive soft errs driveS1 EQU 20 ; drive block size (high word) driveType EQU 22 ; old OffSpeed (no longer supported) driveManf EQU 24 driveChar EQU 26 IF supportsMFM THEN mfmDrive EQU 22 ;$FF=SuperDrive, $00=400K or 800K GCR mfmDisk EQU 23 ;$FF=MFM, $00=GCR or unformatted twoMegFmt EQU 24 ;$FF=2 meg MFM (1440K), $00=1 meg (720K) ENDIF driveMisc EQU 27 spdAdjCnt EQU 24 ; speed adjust count this drive trkSpeedTbl EQU 26 ; 5-entry track speed table tSTblCode EQU 0 ; first is speed code tSTblDelta EQU 2 ; 2% speed code delta tSTblTicks EQU 4 ; longword last time checked tick cnt trkSTEnd EQU 66 ; end of drive vars ;_______________________________________; ; ; (3) More driver local vars. wakeTimeCnt EQU floppyLclEnd ; WakeUp remainder count saveRegs EQU wakeTimeCnt+2 ; * wakeup routine saves D3-D7,A3-A6 here tagBufPtr EQU saveRegs+36 ; if non-zero, pointer to separate ; buffer for file tags . . . tagBufOS EQU tagBufPtr+4 ; temp offset into buffer diskErrs EQU tagBufOS+2 ; global soft errors passThru EQU diskErrs+2 ; 0 if pass thru on external port IF supportsMFM THEN hasSuperDrives EQU passThru+1 ; $FF if at least 1 SuperDrive connected curSector EQU hasSuperDrives+1 ; current sector being read/written ELSE sonyExtra EQU passThru+1 ; extra byte curSector EQU sonyExtra+1 ; current sector being read/written ENDIF tcRdEnable EQU curSector+2 ; (byte) set non-zero to activate reads into cache tcInstalled EQU tcRdEnable+1 ; (byte) non-zero when caching is installed and on tcDrive EQU tcInstalled+1 ; (word) drive number of cache blks (zero to inval) tcSideTrack EQU tcDrive+2 ; (word) side/track of cache blocks tcSectMap EQU tcSideTrack+2 ; (long) bitmap of sectors currently cached tcBuffer EQU tcSectMap+4 ; (long) pointer to track cache buffer (512+12)*12 tcNumCached EQU tcBuffer+4 ; (word) number read into cache tcNumUsed EQU tcNumCached+2 ; (word actual number used lastDrive EQU tcNumUsed+2 ; (word) set at CkDrvNum to previous value of Drive timeOutDrive EQU lastDrive+4 ; (word) set at PowerDown to value of Drive ; Above value should have been +2 since lastDrive is a word. timeQEl EQU timeOutDrive+2 ; a time queue element IF onMac | (onMac32 and (NOT(onMacPP | onHcMac | forROM))) THEN nextGZProc EQU timeQEl+tmQSize-2 ; (long) saved old GZ proc ; Above had been +tmQSize, but that changed from $C to $E. sonyVarEnd SET nextGZProc+4 ; end of sony vars excluding DCD ELSE nextGZProc EQU timeQEl+tmQSize ; (long) saved old GZ proc driveXlat EQU nextGZProc + 4 ; drive translate table (GetDrive,DiskOpen) drvTblPtr EQU driveXlat+((maxDrvNum+1)*2) ; (long) pointer to DrvTbl to use sonyVarEnd SET drvTblPtr+4 ENDIF IF supportsMFM THEN isSWIM EQU sonyVarEnd ;FDC type: $FF=SWIM, $00=IWM mfmMode EQU isSWIM+1 ;Current register set selected: $FF=SWIM, $00=IWM sonyVarEnd SET mfmMode+1 ; end of sony vars excluding DCD ENDIF IF onHcMac THEN chipState EQU sonyVarEnd ; Byte holds flag to indicate IWM on or off sonyVarEnd SET chipState+2 ; end of sony vars excluding DCD ENDIF IF hasPwrControls | hasPowerMgr THEN ; <1.1> chipState EQU sonyVarEnd ; Bit7 - saved VIA dir, 6..0 - pmgr enables <1.1> diskSleepQEL EQU chipState+2 ; sleep/wakeup queue element sonyVarEnd SET diskSleepQEL+SleepqRec.SleepqSize ; end of sony vars excluding DCD ENDIF IF forDiskDup THEN fmtParams EQU sonyVarEnd ;pointer to parameters for special format command gcrFmtByte EQU fmtParams+4 ; saved GCR format byte for duplicator sonyVarEnd SET gcrFmtByte+2 ENDIF IF onMac|onNuMacDCD THEN ;_______________________________________; ; ; (4) Direct-connect driver locals. tagSize EQU 20 ; 20 bytes tags/block dcdLclLth EQU 28 ; (use fields through DriveMisc) drive3 EQU sonyVarEnd ; first DCD drive4 EQU drive3+dcdLclLth ; second DCD drive5 EQU drive4+dcdLclLth ; third DCD drive6 EQU drive5+dcdLclLth ; fourth DCD ENDIF IF onMacPP|onHcMac THEN ;_______________________________________; ; ; (4) Direct-connect driver locals. tagSize EQU 20 ; 20 bytes tags/block dcdLclLth EQU 28 ; (use fields through DriveMisc) drive4 EQU sonyVarEnd ; first DCD drive5 EQU drive4+dcdLclLth ; second DCD drive6 EQU drive5+dcdLclLth ; third DCD ENDIF IF onMac|onMacPP|onHcMac|onNuMacDCD THEN stsRtnAddr EQU drive6+dcdLclLth ; DCD status call return address dcdCmd EQU stsRtnAddr+4 ; command byte to DCD response EQU dcdCmd ; response byte (command+$80) seqNum EQU response+1 ; mb sequence number (sys commands only) status EQU seqNum+1 ; returned status bytes startBlock EQU status ; starting block # (in commands) driveOut EQU startBlock+3 ; we send drive number in this field driveIn EQU status+2 ; low 6 bits tagBytes EQU status+4 ; tag bytes get stuffed here temporarily devType EQU tagBytes ; first 20 bytes of status are written devManufctr EQU devType+2 ; in the 20-byte tag buffer devChar EQU devManufctr+2 devBlks EQU devChar ; low 3 bytes of this longword devSpares EQU devChar+4 devBadBlks EQU devSpares+2 devMisc EQU devBadBlks+2 ; 8 bytes misc bufSize EQU tagBytes+tagSize ; number of bytes/block lastStatus EQU bufSize+4 ; last status returned lastResult EQU lastStatus+4 ; error type dcdFlags EQU lastResult+1 ; flag of whether we've done a reset chkTime EQU dcdFlags+1 ; 100usec check ready count maxTime EQU chkTime+2 ; maximum number of checks stsBuffer EQU maxTime+2 ; 512 bytes of status devReserve EQU stsBuffer devIcon EQU devReserve+44 devFiller EQU devIcon+256 ; 32 bytes for optional name diskVarLth EQU devFiller+32 stsBufSize EQU diskVarLth-stsBuffer ELSE ; diskVarLth EQU sonyVarEnd ; ENDIF ; ; device characteristics byte: devChEject EQU 4 ; ejectable if 1 devChWP EQU 3 ; write protected if 1 devChIcon EQU 2 ; icon available if 1 ;_______________________________________; ; ; ; Drive Constants: ; ;_______________________________________; dqSides EQU -1 ; Bit 7 of this byte: 0=single-sided Sony, 1=double sided dqInstall EQU -2 ; 0=unknown, 1=installed, FF=no disk dqDIP EQU -3 ; $FC-$FF = disk just ejected, ; 0 = no disk in place ; 1 = disk in place ; 2 = disk has been read ; >8 = non-ejectable disk dqWrPrt EQU -4 ; Bit 7 of this byte: 1=disk is write protected. ;_______________________________________; ; ; (1) Floppy drive constants (tuneable). kSeekTime EQU 120 ; 12 ms trk-to-trk kHdSetTime EQU 300 ; 30 ms head settle time kEjectTime EQU 7500 ; .75 seconds eject time kEjectWait EQU -4 ; - number of VBL calls after eject before dip check kSectTime EQU 100 ; minimum sector time in 100 us increments (10 ms) kPowerOn EQU 4000 ; read/write powerup time in 100 us increments kRWPOff EQU 5 ; read/write power off time (in 1/2 seconds) kDskVBLTime EQU 30 ; happens every 1/2 second kSpdChgTime EQU 1500 ; speed change wait time = 150ms kCkDelta EQU 14400 ; speed check delta time (in 1/60 sec) (4 min) ;_______________________________________; ; ; (2) Floppy drive sense/control constants. ; (ca1-ca0-sel-ca2). dirLAdr EQU 0 ; dirtn low dirHAdr EQU 1 rdDtaAdr EQU 1 ; side 0 read data rdDta1Adr EQU 3 ; side 1 read data stepLAdr EQU 4 ; step low and step sense address stepHAdr EQU 5 IF supportsMFM THEN mfmModeAdr EQU 6 ;Switch drive into MFM (constant) mode gcrModeAdr EQU 7 ;Switch drive into GCR (variable) mode ENDIF mtrOnAdr EQU 8 mtrOffAdr EQU 9 ejectLAdr EQU 12 ejectHAdr EQU 13 dipAdr EQU 2 ; disk in place sense address mfmDrvAdr EQU 5 ;1=SuperDrive, 0=400K or 800K GCR wrProtAdr EQU 6 ; write protect sense address sidesAdr EQU 9 ; sense for number of sides tk0Adr EQU 10 ; track 0 sense address readyAdr EQU 11 ; /Ready sense address drvExstAdr EQU 13 ; sense=0 when a drive is connected tachAdr EQU 14 ; tach feedback sense address newIntfAdr EQU 15 ; implements ready handshake if 1 IF supportsMFM THEN twoMegAdr EQU 15 ;0=1 meg disk, 1=2 meg disk ENDIF ;_______________________________________; ; ; (3) Floppy drive formatting constants. fmtByte EQU $02 ; 2-1 interleave, single-sided fmt2Byte EQU $22 ; 2-1 interleave, double-sided mustFindCt EQU 1500 minSync EQU 4 ; min number of inter-sector sync groups IF supportsMFM THEN numSDFmts EQU 3 ; 2 GCR + 1 MFM single-density numDDFmts EQU 1 ; 1 MFM double-density format ELSE numSDFmts EQU 2 ; 2 GCR single density formats ENDIF IF onMac|onMacPP|onHcMac|onNuMacDCD THEN ;_______________________________________; ; ; (4) Direct-connect drive constants. blkSize EQU 512 ; 512 bytes data/block syncByte EQU $AA ; Sync byte for start of transmission nonZerStat EQU 1 comErr EQU 2 ; New HD20 error codes wrtHsLw EQU $10 ; HSHK low before starting wrtHSLwTO EQU $11 ; Time out waiting for HSHK to go low wrtHSHighTO EQU $13 ; Time out waiting for HSHK to go high rdHsHi EQU $20 ; HSHK high before starting rdSyncTO EQU $21 ; Time out waiting for sync ($AA) bye rdGroupTO EQU $22 ; Time out waiting for group rdHoffSyncTO EQU $24 ; Time out waiting for sync after holdoff rdHsHiTO EQU $25 ; Time out waiting for HSHK high rdChksumErr EQU $26 ; Checksum error on response packet invalidResp EQU $30 ; First byte in response packet was wrong sqncNumErr EQU $31 ; Sequence number in response packet was wrong dNumberErr EQU $32 ; Drive number in response packet was wrong noResp EQU $40 ; No response packet ever received ; LastStatus opFailed EQU 24 ; bit to test for operation failed bChksum EQU 30 ; bit number for checksum error ; DCDFlags resetonce EQU 0 retryonce EQU 1 maxTries EQU 4 ; max # times to try command tSeekChk EQU 10 ; check during a seek every 1 ms tSeekMax EQU 10000 ; max time for seek = 10 secs tStsChk EQU 10 ; check during a status every 1 ms tStsMax EQU 10000 ; max time for status = 10 secs tQuickTime EQU 100 tNextChk EQU 7 ; check for next block after 700 µsec tNextMax EQU 10000 ; max time for next block = 7 secs tFVChk EQU 100 ; check during fmt/vfy every 10 ms tFVMax EQU 18000 ; max time for fmt/vfy = 3 minutes tRstAssert EQU 1000 ; assert reset for 100 msec tRstSettle EQU 20000 ; 2 sec wait for busy to settle tRstChk EQU 100 ; check during reset every 10 ms tRstMax EQU 1600 ; max time for reset = 16 seconds ; DCD sense/cntl addr (ca1-ca0-sel-ca2) dcdExist EQU 5 ; /Exist (/Sides=/DrvIn=1 also) dcdReset EQU 1 ; for 1ms resets DCD controller ENDIF ; ;_______________________________________; ; ; ; Driver Constants: ; ;_______________________________________; ;_______________________________________; ; ; (1) Driver Control codes. verifyCC EQU 5 ; 'verify' control code formatCC EQU 6 ; 'format' control code tagBufCC EQU 8 ; 'set tag buffer' control code tCacheCC EQU 9 ; 'track cache' control iconIDCC EQU 20 ; 'get icon id' control code iconCC EQU 21 ; 'get icon' control code iconLogCC EQU 22 ; 'get logical icon' code infoCC EQU 23 ; 'get drive info' code IF forDiskDup THEN FmtCopyCC EQU $5343 ;one-pass format/copy/verify for disk duplicator ENDIF GetRawDataCC EQU 18244 ; 'get raw track data' code <1.5> ; (2) Driver Status codes. fmtLstCode EQU 6 ;Returns a list of disk formats IF supportsMFM THEN mfmStsCode EQU 10 ;'Get MFM status' status code ENDIF IF forDiskDup THEN DupVerSts EQU $4456 ;disk duplicator version supported (to match features) FmtByteSts EQU $5343 ;return address header format byte ENDIF ; for disk duplicator ;_______________________________________; ; ; Driver Vectors: ; ;_______________________________________; ;_______________________________________; ; ; (1) Location of disk routine vectors. jFigTrkSpd EQU DiskVars jDiskPrime EQU jFigTrkSpd+4 jRdAddr EQU jDiskPrime+4 jRdData EQU jRdAddr+4 jWrData EQU jRdData+4 jSeek EQU jWrData+4 jSetUpPoll EQU jSeek+4 jRecal EQU jSetUpPoll+4 jControl EQU jRecal+4 jWakeUp EQU jControl+4 jReSeek EQU jWakeUp+4 jMakeSpdTbl EQU jReSeek+4 jAdrDisk EQU jMakeSpdTbl+4 jSetSpeed EQU jAdrDisk+4 niblTbl EQU jSetSpeed+4 jDiskSel EQU $B40 ; (long) vector to .Sony DiskSelect routine jSendCmd EQU $B44 ; (long) vector to .Sony DCD SendCmd routine jDCDReset EQU $B48 ; (long) vector to .Sony DCD DCDReset routine IF supportsMFM THEN jMRdAddr EQU $680 ; (long) vector to MFM MRdAddr jMRdData EQU jMRdAddr+4 ; (long) vector to MFM MRdData jMWrData EQU jMRdData+4 ; (long) vector to MFM MWrData ENDIF ENDIF ;end exclusion of private information ENDIF ; ...already included