Index: rom/bios.s =================================================================== --- rom/bios.s (revision 511769933a685e3263a016042bbece0635b45825) +++ rom/bios.s (revision 4cfe69aa0cc00430379e3934cf85c7a661bf1769) @@ -431,14 +431,14 @@ begin: bra.s biosinit | Jump to bios init -vermsg: dc.b VM1,VM2 | Version number - - dc.l biosinit | Reset address (bios init) - -created: dc.l VDATE | Creation date +vermsg: .dc.b VM1,VM2 | Version number + + .dc.l biosinit | Reset address (bios init) + +created: .dc.l VDATE | Creation date copyrite: .ascii "{Copyright 1988 by " | Copyright message .asciz "D.N. Lynx Crowe}" - dc.l 0 | Some padding + .dc.l 0 | Some padding .page @@ -3323,18 +3323,18 @@ | t13tab -- Trap-13 pointer table -- Primary BIOS functions | ------ ----------------------------------------------- -t13tab: dc.w 12 | Number of Trap-13 routines - - dc.l nullrts | 0 - (getmpb) - dc.l bconstat | 1 - bconstat - dc.l bconin | 2 - bconin - dc.l bconout | 3 - bconout - dc.l rwabs | 4 - rwabs - dc.l setexec | 5 - setexec - dc.l nullrts | 6 - (tickcal) - dc.l getbpb | 7 - getbpb - dc.l bcostat | 8 - bcostat - dc.l mediach | 9 - mediach - dc.l drvmap | 10 - drvmap - dc.l nullrts | 11 - (shift) +t13tab: .dc.w 12 | Number of Trap-13 routines + + .dc.l nullrts | 0 - (getmpb) + .dc.l bconstat | 1 - bconstat + .dc.l bconin | 2 - bconin + .dc.l bconout | 3 - bconout + .dc.l rwabs | 4 - rwabs + .dc.l setexec | 5 - setexec + .dc.l nullrts | 6 - (tickcal) + .dc.l getbpb | 7 - getbpb + .dc.l bcostat | 8 - bcostat + .dc.l mediach | 9 - mediach + .dc.l drvmap | 10 - drvmap + .dc.l nullrts | 11 - (shift) .page @@ -3342,16 +3342,16 @@ | t14tab -- Trap-14 pointer table -- Extended BIOS functions (Buchla 700 only) | ------ ------------------------------------------------------------------ -t14tab: dc.w 10 | Number of trap14 routines - - dc.l piorec | 0 - Get iorec address - dc.l setport | 1 - Set ACIA parameters - dc.l floprd | 2 - Read floppy - dc.l flopwr | 3 - Write floppy - dc.l flopfmt | 4 - Format floppy - dc.l flopver | 5 - Verify floppy - dc.l protobt | 6 - Create prototype boot sec. - dc.l rand | 7 - Generate random number - dc.l api_get | 8 - Get analog input - dc.l api_zap | 9 - Clear analog FIFO +t14tab: .dc.w 10 | Number of trap14 routines + + .dc.l piorec | 0 - Get iorec address + .dc.l setport | 1 - Set ACIA parameters + .dc.l floprd | 2 - Read floppy + .dc.l flopwr | 3 - Write floppy + .dc.l flopfmt | 4 - Format floppy + .dc.l flopver | 5 - Verify floppy + .dc.l protobt | 6 - Create prototype boot sec. + .dc.l rand | 7 - Generate random number + .dc.l api_get | 8 - Get analog input + .dc.l api_zap | 9 - Clear analog FIFO .endc @@ -3365,18 +3365,18 @@ | t13tab -- Trap-13 pointer table -- Primary BIOS functions | ------ ----------------------------------------------- -t13tab: dc.w 12 | Number of Trap-13 routines - - dc.l nullrts | 0 - (getmpb) - dc.l bconstat | 1 - bconstat - dc.l bconin | 2 - bconin - dc.l bconout | 3 - bconout - dc.l nullrts | 4 - (rwabs) - dc.l setexec | 5 - setexec - dc.l nullrts | 6 - (tickcal) - dc.l nullrts | 7 - (getbpb) - dc.l bcostat | 8 - bcostat - dc.l nullrts | 9 - (mediach) - dc.l nullrts | 10 - (drvmap) - dc.l nullrts | 11 - (shift) +t13tab: .dc.w 12 | Number of Trap-13 routines + + .dc.l nullrts | 0 - (getmpb) + .dc.l bconstat | 1 - bconstat + .dc.l bconin | 2 - bconin + .dc.l bconout | 3 - bconout + .dc.l nullrts | 4 - (rwabs) + .dc.l setexec | 5 - setexec + .dc.l nullrts | 6 - (tickcal) + .dc.l nullrts | 7 - (getbpb) + .dc.l bcostat | 8 - bcostat + .dc.l nullrts | 9 - (mediach) + .dc.l nullrts | 10 - (drvmap) + .dc.l nullrts | 11 - (shift) .page @@ -3384,16 +3384,16 @@ | t14tab -- Trap-14 pointer table -- Extended BIOS functions (Buchla 700 only) | ------ ------------------------------------------------------------------ -t14tab: dc.w 10 | Number of trap14 routines - - dc.l piorec | 0 - Get iorec address - dc.l setport | 1 - Set ACIA parameters - dc.l nullrts | 2 - (Read floppy) - dc.l nullrts | 3 - (Write floppy) - dc.l nullrts | 4 - (Format floppy) - dc.l nullrts | 5 - (Verify floppy) - dc.l nullrts | 6 - (Create prototype boot sec.) - dc.l nullrts | 7 - (Generate random number) - dc.l nullrts | 8 - (Get analog input) - dc.l nullrts | 9 - (Clear analog FIFO) +t14tab: .dc.w 10 | Number of trap14 routines + + .dc.l piorec | 0 - Get iorec address + .dc.l setport | 1 - Set ACIA parameters + .dc.l nullrts | 2 - (Read floppy) + .dc.l nullrts | 3 - (Write floppy) + .dc.l nullrts | 4 - (Format floppy) + .dc.l nullrts | 5 - (Verify floppy) + .dc.l nullrts | 6 - (Create prototype boot sec.) + .dc.l nullrts | 7 - (Generate random number) + .dc.l nullrts | 8 - (Get analog input) + .dc.l nullrts | 9 - (Clear analog FIFO) .endc @@ -3403,12 +3403,12 @@ | cdt01 -- Character device dispatch table #1 -- input status | ----- -------------------------------------------------- -cdt01: dc.l sr1ist | 0 - PRT -- Printer - dc.l sr2ist | 1 - AUX -- Serial-2 - dc.l sr2ist | 2 - CON -- Console +cdt01: .dc.l sr1ist | 0 - PRT -- Printer + .dc.l sr2ist | 1 - AUX -- Serial-2 + .dc.l sr2ist | 2 - CON -- Console .ifne BUCHLA - dc.l mc1ist | 3 - MC1 -- MIDI-1 - dc.l mc2ist | 4 - MC2 -- MIDI-2 + .dc.l mc1ist | 3 - MC1 -- MIDI-1 + .dc.l mc2ist | 4 - MC2 -- MIDI-2 .endc @@ -3416,12 +3416,12 @@ | cdt02 -- Character device dispatch table #2 -- input | ----- ------------------------------------------- -cdt02: dc.l sr1inp | 0 - PRT -- Printer - dc.l sr2inp | 1 - AUX -- Serial-2 - dc.l sr2inp | 2 - CON -- Console +cdt02: .dc.l sr1inp | 0 - PRT -- Printer + .dc.l sr2inp | 1 - AUX -- Serial-2 + .dc.l sr2inp | 2 - CON -- Console .ifne BUCHLA - dc.l mc1inp | 3 - MC1 -- MIDI-1 - dc.l mc2inp | 4 - MC2 -- MIDI-2 + .dc.l mc1inp | 3 - MC1 -- MIDI-1 + .dc.l mc2inp | 4 - MC2 -- MIDI-2 .endc @@ -3429,11 +3429,11 @@ | cdt03 -- Character device dispatch table #3 -- output | ----- -------------------------------------------- -cdt03: dc.l sr1out | 0 - PRT -- Printer - dc.l sr2out | 1 - AUX -- Serial-2 - dc.l sr2out | 2 - CON -- Console +cdt03: .dc.l sr1out | 0 - PRT -- Printer + .dc.l sr2out | 1 - AUX -- Serial-2 + .dc.l sr2out | 2 - CON -- Console .ifne BUCHLA - dc.l mc1out | 3 - MC1 -- MIDI-1 - dc.l mc2out | 4 - MC2 -- MIDI-2 + .dc.l mc1out | 3 - MC1 -- MIDI-1 + .dc.l mc2out | 4 - MC2 -- MIDI-2 .endc @@ -3441,11 +3441,11 @@ | cdt04 -- Character device dispatch table #4 -- output status | ----- --------------------------------------------------- -cdt04: dc.l sr1ost | 0 - PRT -- Printer - dc.l sr2ost | 1 - AUX -- Serial-2 - dc.l sr2ost | 2 - CON -- Console +cdt04: .dc.l sr1ost | 0 - PRT -- Printer + .dc.l sr2ost | 1 - AUX -- Serial-2 + .dc.l sr2ost | 2 - CON -- Console .ifne BUCHLA - dc.l mc1ost | 3 - MC1 -- MIDI-1 - dc.l mc2ost | 4 - MC2 -- MIDI-2 + .dc.l mc1ost | 3 - MC1 -- MIDI-1 + .dc.l mc2ost | 4 - MC2 -- MIDI-2 .endc @@ -3457,37 +3457,37 @@ | Serial-1: | --------- -sr1dflt: dc.l sr1ibuf - dc.w SR1IBS - dc.w 0,0 - dc.w SR1IBS/4 - dc.w SR1IBS-(SR1IBS/4) - dc.l sr1obuf - dc.w SR1OBS - dc.w 0,0 - dc.w SR1OBS/4 - dc.w SR1OBS-(SR1OBS/4) - dc.b SR1CFR0,SR1CFR1 - dc.b 0,0 - dc.b SR1DISC,0 - dc.b 0,0 - dc.w 0,0 +sr1dflt: .dc.l sr1ibuf + .dc.w SR1IBS + .dc.w 0,0 + .dc.w SR1IBS/4 + .dc.w SR1IBS-(SR1IBS/4) + .dc.l sr1obuf + .dc.w SR1OBS + .dc.w 0,0 + .dc.w SR1OBS/4 + .dc.w SR1OBS-(SR1OBS/4) + .dc.b SR1CFR0,SR1CFR1 + .dc.b 0,0 + .dc.b SR1DISC,0 + .dc.b 0,0 + .dc.w 0,0 | Serial-2: | --------- -sr2dflt: dc.l sr2ibuf - dc.w SR2IBS - dc.w 0,0 - dc.w SR2IBS/4 - dc.w SR2IBS-(SR2IBS/4) - dc.l sr2obuf - dc.w SR2OBS - dc.w 0,0 - dc.w SR2OBS/4 - dc.w SR2OBS-(SR2OBS/4) - dc.b SR2CFR0,SR2CFR1 - dc.b 0,0 - dc.b SR2DISC,0 - dc.b 0,0 - dc.w 0,0 +sr2dflt: .dc.l sr2ibuf + .dc.w SR2IBS + .dc.w 0,0 + .dc.w SR2IBS/4 + .dc.w SR2IBS-(SR2IBS/4) + .dc.l sr2obuf + .dc.w SR2OBS + .dc.w 0,0 + .dc.w SR2OBS/4 + .dc.w SR2OBS-(SR2OBS/4) + .dc.b SR2CFR0,SR2CFR1 + .dc.b 0,0 + .dc.b SR2DISC,0 + .dc.b 0,0 + .dc.w 0,0 .page @@ -3497,37 +3497,37 @@ | MIDI-1: | ------- -mc1dflt: dc.l mc1ibuf - dc.w MC1IBS - dc.w 0,0 - dc.w MC1IBS/4 - dc.w MC1IBS-(MC1IBS/4) - dc.l mc1obuf - dc.w MC1OBS - dc.w 0,0 - dc.w MC1OBS/4 - dc.w MC1OBS-(MC1OBS/4) - dc.b MC1CFR0,MC1CFR1 - dc.b 0,0 - dc.b MC1DISC,0 - dc.b 0,0 - dc.w 0,0 +mc1dflt: .dc.l mc1ibuf + .dc.w MC1IBS + .dc.w 0,0 + .dc.w MC1IBS/4 + .dc.w MC1IBS-(MC1IBS/4) + .dc.l mc1obuf + .dc.w MC1OBS + .dc.w 0,0 + .dc.w MC1OBS/4 + .dc.w MC1OBS-(MC1OBS/4) + .dc.b MC1CFR0,MC1CFR1 + .dc.b 0,0 + .dc.b MC1DISC,0 + .dc.b 0,0 + .dc.w 0,0 | MIDI-2: | ------- -mc2dflt: dc.l mc2ibuf - dc.w MC2IBS - dc.w 0,0 - dc.w MC2IBS/4 - dc.w MC2IBS-(MC2IBS/4) - dc.l mc2obuf - dc.w MC2OBS - dc.w 0,0 - dc.w MC2OBS/4 - dc.w MC2OBS-(MC2OBS/4) - dc.b MC2CFR0,MC2CFR1 - dc.b 0,0 - dc.b MC2DISC,0 - dc.b 0,0 - dc.w 0,0 +mc2dflt: .dc.l mc2ibuf + .dc.w MC2IBS + .dc.w 0,0 + .dc.w MC2IBS/4 + .dc.w MC2IBS-(MC2IBS/4) + .dc.l mc2obuf + .dc.w MC2OBS + .dc.w 0,0 + .dc.w MC2OBS/4 + .dc.w MC2OBS-(MC2OBS/4) + .dc.b MC2CFR0,MC2CFR1 + .dc.b 0,0 + .dc.b MC2DISC,0 + .dc.b 0,0 + .dc.w 0,0 .endc @@ -3537,25 +3537,25 @@ | brtable -- Baud rate setup table | ------- --------------------- -brtable: dc.b BR_19K2 | 0 - 19200 baud - dc.b BR_9600 | 1 - 9600 baud - dc.b BR_4800 | 2 - 4800 baud - dc.b BR_3600 | 3 - 3600 baud - dc.b BR_2400 | 4 - 2400 baud - dc.b BR_7200 | 5 - 7200 baud (2000 on Atari) - dc.b BR_1800 | 6 - 1800 baud - dc.b BR_1200 | 7 - 1200 baud - dc.b BR_600 | 8 - 600 baud - dc.b BR_300 | 9 - 300 baud +brtable: .dc.b BR_19K2 | 0 - 19200 baud + .dc.b BR_9600 | 1 - 9600 baud + .dc.b BR_4800 | 2 - 4800 baud + .dc.b BR_3600 | 3 - 3600 baud + .dc.b BR_2400 | 4 - 2400 baud + .dc.b BR_7200 | 5 - 7200 baud (2000 on Atari) + .dc.b BR_1800 | 6 - 1800 baud + .dc.b BR_1200 | 7 - 1200 baud + .dc.b BR_600 | 8 - 600 baud + .dc.b BR_300 | 9 - 300 baud | iortab -- iorec pointer table | ------ ------------------- -iortab: dc.l sr1iorec | 0 - PRT Serial-1 Printer - dc.l sr2iorec | 1 - AUX Serial-2 Host - dc.l sr2iorec | 2 - CON Serial-2 Console +iortab: .dc.l sr1iorec | 0 - PRT Serial-1 Printer + .dc.l sr2iorec | 1 - AUX Serial-2 Host + .dc.l sr2iorec | 2 - CON Serial-2 Console .ifne BUCHLA - dc.l mc1iorec | 3 - MC1 MIDI-1 MIDI port #1 - dc.l mc2iorec | 4 - MC2 MIDI-2 MIDI port #2 + .dc.l mc1iorec | 3 - MC1 MIDI-1 MIDI port #1 + .dc.l mc2iorec | 4 - MC2 MIDI-2 MIDI port #2 .endc @@ -3563,12 +3563,12 @@ | aciatab -- iorec and ACIA pointer table | ------- ---------------------------- -aciatab: dc.l sr1iorec,SR1ACIA | 0 - PRT Serial-1 - dc.l sr2iorec,SR2ACIA | 1 - AUX Serial-2 - dc.l sr2iorec,SR2ACIA | 2 - CON Serial-2 +aciatab: .dc.l sr1iorec,SR1ACIA | 0 - PRT Serial-1 + .dc.l sr2iorec,SR2ACIA | 1 - AUX Serial-2 + .dc.l sr2iorec,SR2ACIA | 2 - CON Serial-2 .ifne BUCHLA - dc.l mc1iorec,MC1ACIA | 3 - MC1 MIDI-1 - dc.l mc2iorec,MC2ACIA | 4 - MC2 MIDI-2 + .dc.l mc1iorec,MC1ACIA | 3 - MC1 MIDI-1 + .dc.l mc2iorec,MC2ACIA | 4 - MC2 MIDI-2 .endc @@ -3583,25 +3583,25 @@ | 0 -- 40 tracks, single sided (180K) -pbpbtab: dc.b 0x00,0x02,0x01,0x01,0x00,0x02,0x40,0x00 - dc.b 0x68,0x01,0xFC,0x02,0x00,0x09,0x00,0x01 - dc.b 0x00,0x00,0x00 +pbpbtab: .dc.b 0x00,0x02,0x01,0x01,0x00,0x02,0x40,0x00 + .dc.b 0x68,0x01,0xFC,0x02,0x00,0x09,0x00,0x01 + .dc.b 0x00,0x00,0x00 | 1 -- 40 tracks, double sided (360K) - dc.b 0x00,0x02,0x02,0x01,0x00,0x02,0x70,0x00 - dc.b 0xD0,0x02,0xFD,0x02,0x00,0x09,0x00,0x02 - dc.b 0x00,0x00,0x00 + .dc.b 0x00,0x02,0x02,0x01,0x00,0x02,0x70,0x00 + .dc.b 0xD0,0x02,0xFD,0x02,0x00,0x09,0x00,0x02 + .dc.b 0x00,0x00,0x00 | 2 -- 80 tracks, single sided (360K) - dc.b 0x00,0x02,0x02,0x01,0x00,0x02,0x70,0x00 - dc.b 0xD0,0x02,0xF8,0x05,0x00,0x09,0x00,0x01 - dc.b 0x00,0x00,0x00 + .dc.b 0x00,0x02,0x02,0x01,0x00,0x02,0x70,0x00 + .dc.b 0xD0,0x02,0xF8,0x05,0x00,0x09,0x00,0x01 + .dc.b 0x00,0x00,0x00 | 3 -- 80 tracks, double sided (720K) - dc.b 0x00,0x02,0x02,0x01,0x00,0x02,0x70,0x00 - dc.b 0xA0,0x05,0xF9,0x05,0x00,0x09,0x00,0x02 - dc.b 0x00,0x00,0x00 + .dc.b 0x00,0x02,0x02,0x01,0x00,0x02,0x70,0x00 + .dc.b 0xA0,0x05,0xF9,0x05,0x00,0x09,0x00,0x02 + .dc.b 0x00,0x00,0x00 | VSDD initialization table @@ -3609,24 +3609,24 @@ .even -vsddtab: dc.w 0x8252 | R0 Mode word 0 - dc.w 0xE474 | R1 Mode word 1 - dc.w 0x0006 | R2 Register window base - dc.w 0x0100 | R3 Data window base - dc.w 0x0000 | R4 Data length mask - dc.w 0x0000 | R5 Data segment base - dc.w 0x0001 | R6 Priority access count - dc.w 0x0040 | R7 ODT base - dc.w 0x0080 | R8 AT base - dc.w 0x0010 | R9 CLT base - dc.w 0x0011 | R10 CG bases - dc.w 0x0000 | R11 AT counter (R/O) - - dc.w 0x0C08 | R12 HC0 = 3, VC0 = 8 - dc.w 0x140A | R13 HC1 = 5, VC1 = 10 - dc.w 0x9568 | R14 HC2 = 37, VC2 = 360 - dc.w 0xA16A | R15 HC3 = 40, VC3 = 362 - -vsddit01: dc.w 0x8253 | R0 with UCF = 1, DEN = 0 -vsddit02: dc.w 0x825B | R0 with UCF = 1, DEN = 1 +vsddtab: .dc.w 0x8252 | R0 Mode word 0 + .dc.w 0xE474 | R1 Mode word 1 + .dc.w 0x0006 | R2 Register window base + .dc.w 0x0100 | R3 Data window base + .dc.w 0x0000 | R4 Data length mask + .dc.w 0x0000 | R5 Data segment base + .dc.w 0x0001 | R6 Priority access count + .dc.w 0x0040 | R7 ODT base + .dc.w 0x0080 | R8 AT base + .dc.w 0x0010 | R9 CLT base + .dc.w 0x0011 | R10 CG bases + .dc.w 0x0000 | R11 AT counter (R/O) + + .dc.w 0x0C08 | R12 HC0 = 3, VC0 = 8 + .dc.w 0x140A | R13 HC1 = 5, VC1 = 10 + .dc.w 0x9568 | R14 HC2 = 37, VC2 = 360 + .dc.w 0xA16A | R15 HC3 = 40, VC3 = 362 + +vsddit01: .dc.w 0x8253 | R0 with UCF = 1, DEN = 0 +vsddit02: .dc.w 0x825B | R0 with UCF = 1, DEN = 1 .page @@ -3634,17 +3634,17 @@ | analog processor input state table -api_tab: dc.b 0,1,1,1,1,1,1,1,1,1 | 0..9 - dc.b 1,1,1,1,1,1,1,1,1,1 | 10..19 - dc.b 1,1,1,1,1 | 20..24 - dc.b 3,3,3,3,3 | 25..29 - dc.b 3,3,3,3,3,3,3,3,3 | 30..38 - dc.b 5 | 39 - dc.b 5,5,5,5,5,5,5,5,5,5 | 40..49 - dc.b 5,5,5 | 50..52 - dc.b 3,3,3,3,3,3,3 | 53..59 - dc.b 5,5,5,5,5,5,5,5,5,5 | 60..69 - dc.b 5,5,5 | 70..72 - dc.b 6,6,6,6,6,6,6 | 73..79 - dc.b 6,6,6 | 80..82 +api_tab: .dc.b 0,1,1,1,1,1,1,1,1,1 | 0..9 + .dc.b 1,1,1,1,1,1,1,1,1,1 | 10..19 + .dc.b 1,1,1,1,1 | 20..24 + .dc.b 3,3,3,3,3 | 25..29 + .dc.b 3,3,3,3,3,3,3,3,3 | 30..38 + .dc.b 5 | 39 + .dc.b 5,5,5,5,5,5,5,5,5,5 | 40..49 + .dc.b 5,5,5 | 50..52 + .dc.b 3,3,3,3,3,3,3 | 53..59 + .dc.b 5,5,5,5,5,5,5,5,5,5 | 60..69 + .dc.b 5,5,5 | 70..72 + .dc.b 6,6,6,6,6,6,6 | 73..79 + .dc.b 6,6,6 | 80..82 .even @@ -3652,6 +3652,6 @@ | analog processor state transfer vector -api_tv: dc.l api_s0,api_s1,api_s2,api_s3 - dc.l api_s4,api_s5,api_s6 +api_tv: .dc.l api_s0,api_s1,api_s2,api_s3 + .dc.l api_s4,api_s5,api_s6 .endc @@ -3676,24 +3676,24 @@ | hwdefs.s so beware of changing them. -timevec: ds.l 1 | System timer trap vector -critvec: ds.l 1 | Critical error handler vector -termvec: ds.l 1 | Process terminate hook vector -resvec3: ds.l 1 | Reserved vector 3 -resvec4: ds.l 1 | Reserved vector 4 -resvec5: ds.l 1 | Reserved vector 5 -resvec6: ds.l 1 | Reserved vector 6 -resvec7: ds.l 1 | Reserved vector 7 - -fc_sw: ds.w 1 | Frame clock switch (<0=dn, 0=off, >0=up) -fc_val: ds.l 1 | Frame clock value (0..FCMAX) - -_wzcrsh: ds.w 1 | Crash area: flag for ROMP -_crshsr: ds.w 1 | Crash area: SR -_crshpc: ds.l 1 | Crash area: PC -_crshsp: ds.l 1 | Crash area: SP -_crshus: ds.l 1 | Crash area: USP -_crshvc: ds.l 1 | Crash area: vector # in MS byte -_crshrg: ds.l 16 | Crash area: registers -_crshst: ds.w 16 | Crash area: top 16 words of stack +timevec: .ds.l 1 | System timer trap vector +critvec: .ds.l 1 | Critical error handler vector +termvec: .ds.l 1 | Process terminate hook vector +resvec3: .ds.l 1 | Reserved vector 3 +resvec4: .ds.l 1 | Reserved vector 4 +resvec5: .ds.l 1 | Reserved vector 5 +resvec6: .ds.l 1 | Reserved vector 6 +resvec7: .ds.l 1 | Reserved vector 7 + +fc_sw: .ds.w 1 | Frame clock switch (<0=dn, 0=off, >0=up) +fc_val: .ds.l 1 | Frame clock value (0..FCMAX) + +_wzcrsh: .ds.w 1 | Crash area: flag for ROMP +_crshsr: .ds.w 1 | Crash area: SR +_crshpc: .ds.l 1 | Crash area: PC +_crshsp: .ds.l 1 | Crash area: SP +_crshus: .ds.l 1 | Crash area: USP +_crshvc: .ds.l 1 | Crash area: vector # in MS byte +_crshrg: .ds.l 16 | Crash area: registers +_crshst: .ds.w 16 | Crash area: top 16 words of stack | The area from biosram to SSTACK-1 is cleared on reset. @@ -3703,36 +3703,36 @@ .ifne BUCHLA -_hz_1k: ds.l 1 | 1000 Hz clock -_hz_200: ds.l 1 | 200 Hz clock -frclock: ds.l 1 | 50 Hz clock -t1count: ds.w 1 | Timer 1 count -t2count: ds.w 1 | Timer 2 count -t3count: ds.w 1 | Timer 3 count - -seekrate: ds.w 1 | Seek rate -cdev: ds.w 1 | Current drive -ctrack: ds.w 1 | Current track -csect: ds.w 1 | Current sector -cside: ds.w 1 | Current side -ccount: ds.w 1 | Current sector count -spt: ds.w 1 | Sectors per track -interlv: ds.w 1 | Sector interleave count -virgin: ds.w 1 | Initial formatting data -deferr: ds.w 1 | Default error number -curerr: ds.w 1 | Current error number - -cdma: ds.l 1 | Current DMA address -edma: ds.l 1 | Ending DMA address -tmpdma: ds.l 1 | Temporary DMA address - - .endc - -rseed: ds.l 1 | Random number seed - -savptr: ds.l 1 | Pointer to register save area - -_rsflag: ds.l 1 | Register save area overflow flag - ds.l 18|32 | Register save area (32 levels) -rsarea: ds.l 1 | Dummy long word at top of save area +_hz_1k: .ds.l 1 | 1000 Hz clock +_hz_200: .ds.l 1 | 200 Hz clock +frclock: .ds.l 1 | 50 Hz clock +t1count: .ds.w 1 | Timer 1 count +t2count: .ds.w 1 | Timer 2 count +t3count: .ds.w 1 | Timer 3 count + +seekrate: .ds.w 1 | Seek rate +cdev: .ds.w 1 | Current drive +ctrack: .ds.w 1 | Current track +csect: .ds.w 1 | Current sector +cside: .ds.w 1 | Current side +ccount: .ds.w 1 | Current sector count +spt: .ds.w 1 | Sectors per track +interlv: .ds.w 1 | Sector interleave count +virgin: .ds.w 1 | Initial formatting data +deferr: .ds.w 1 | Default error number +curerr: .ds.w 1 | Current error number + +cdma: .ds.l 1 | Current DMA address +edma: .ds.l 1 | Ending DMA address +tmpdma: .ds.l 1 | Temporary DMA address + + .endc + +rseed: .ds.l 1 | Random number seed + +savptr: .ds.l 1 | Pointer to register save area + +_rsflag: .ds.l 1 | Register save area overflow flag + .ds.l 18|32 | Register save area (32 levels) +rsarea: .ds.l 1 | Dummy long word at top of save area | ||||| end of the permanently assigned bios variables ||||| @@ -3742,84 +3742,84 @@ .ifne BUCHLA -acctim: ds.l 2 | Accumulated disk time table -maxactim: ds.l 1 | Maximum acctim value -hdv_init: ds.l 1 | Disk init vector -hdv_bpb: ds.l 1 | Disk get bpb vector -hdv_rw: ds.l 1 | Disk r/w vector -hdv_boot: ds.l 1 | Disk boot vector -hdv_mchg: ds.l 1 | Disk media change vector -drvbits: ds.l 1 | Drive map bits -dskbufp: ds.l 1 | Disk buffer pointer - .page -nflops: ds.w 1 | Number of drives -disknum: ds.w 1 | Current disk number -booted: ds.w 1 | Most recent boot device or -1 -flock: ds.w 1 | Floppy semaphore -fverify: ds.w 1 | Floppy verify flag - -tdiv1: ds.w 1 | Timer divider 1 (divides _hz_1k) -tdiv2: ds.w 1 | Timer divider 2 (divides _hz_200) - -retrycnt: ds.w 1 | Re-try count -wpstatus: ds.w 1 | Write protect status table -wplatch: ds.w 1 | Write protect latch table -bootdev: ds.w 1 | Boot device number - -motoron: ds.w 1 | Motor-on flag -deslflag: ds.w 1 | Drive deselect flag - - .endc - -flpsrsv: ds.w 1 | Status register save area -flpregs: ds.l 16 | Register save area +acctim: .ds.l 2 | Accumulated disk time table +maxactim: .ds.l 1 | Maximum acctim value +hdv_init: .ds.l 1 | Disk init vector +hdv_bpb: .ds.l 1 | Disk get bpb vector +hdv_rw: .ds.l 1 | Disk r/w vector +hdv_boot: .ds.l 1 | Disk boot vector +hdv_mchg: .ds.l 1 | Disk media change vector +drvbits: .ds.l 1 | Drive map bits +dskbufp: .ds.l 1 | Disk buffer pointer + .page +nflops: .ds.w 1 | Number of drives +disknum: .ds.w 1 | Current disk number +booted: .ds.w 1 | Most recent boot device or -1 +flock: .ds.w 1 | Floppy semaphore +fverify: .ds.w 1 | Floppy verify flag + +tdiv1: .ds.w 1 | Timer divider 1 (divides _hz_1k) +tdiv2: .ds.w 1 | Timer divider 2 (divides _hz_200) + +retrycnt: .ds.w 1 | Re-try count +wpstatus: .ds.w 1 | Write protect status table +wplatch: .ds.w 1 | Write protect latch table +bootdev: .ds.w 1 | Boot device number + +motoron: .ds.w 1 | Motor-on flag +deslflag: .ds.w 1 | Drive deselect flag + + .endc + +flpsrsv: .ds.w 1 | Status register save area +flpregs: .ds.l 16 | Register save area .ifne BUCHLA -dsb0: ds.l 1 | Drive A DSB -dsb1: ds.l 1 | Drive B DSB - -dskmode: ds.b 2 | Disk change mode table -dskerrs: ds.w 2 | Disk error code table -drvbpbs: ds.w 16|2 | Disk BPB save area - - .endc - - .page - -sr1iorec: ds.b IORECLN | Serial-1 iorec structure -sr2iorec: ds.b IORECLN | Serial-2 iorec structure +dsb0: .ds.l 1 | Drive A DSB +dsb1: .ds.l 1 | Drive B DSB + +dskmode: .ds.b 2 | Disk change mode table +dskerrs: .ds.w 2 | Disk error code table +drvbpbs: .ds.w 16|2 | Disk BPB save area + + .endc + + .page + +sr1iorec: .ds.b IORECLN | Serial-1 iorec structure +sr2iorec: .ds.b IORECLN | Serial-2 iorec structure .ifne BUCHLA -mc1iorec: ds.b IORECLN | MIDI-1 iorec structure -mc2iorec: ds.b IORECLN | MIDI-2 iorec structure - - .endc - -sr1ibuf: ds.b SR1IBS | Serial-1 input buffer -sr1obuf: ds.b SR1OBS | Serial-1 output buffer -sr2ibuf: ds.b SR2IBS | Serial-2 input buffer -sr2obuf: ds.b SR2OBS | Serial-2 output buffer +mc1iorec: .ds.b IORECLN | MIDI-1 iorec structure +mc2iorec: .ds.b IORECLN | MIDI-2 iorec structure + + .endc + +sr1ibuf: .ds.b SR1IBS | Serial-1 input buffer +sr1obuf: .ds.b SR1OBS | Serial-1 output buffer +sr2ibuf: .ds.b SR2IBS | Serial-2 input buffer +sr2obuf: .ds.b SR2OBS | Serial-2 output buffer .ifne BUCHLA -mc1ibuf: ds.b MC1IBS | MIDI-1 input buffer -mc1obuf: ds.b MC1OBS | MIDI-1 output buffer -mc2ibuf: ds.b MC2IBS | MIDI-2 input buffer -mc2obuf: ds.b MC2OBS | MIDI-2 output buffer - -api_inp: ds.b 1 | Analog processor input byte -api_bug: ds.b 1 | Analog processor signal # "bug trap" -api_sv: ds.b 1 | Analog processor state -api_svb: ds.b 1 | Analog processor state "bug trap" +mc1ibuf: .ds.b MC1IBS | MIDI-1 input buffer +mc1obuf: .ds.b MC1OBS | MIDI-1 output buffer +mc2ibuf: .ds.b MC2IBS | MIDI-2 input buffer +mc2obuf: .ds.b MC2OBS | MIDI-2 output buffer + +api_inp: .ds.b 1 | Analog processor input byte +api_bug: .ds.b 1 | Analog processor signal # "bug trap" +api_sv: .ds.b 1 | Analog processor state +api_svb: .ds.b 1 | Analog processor state "bug trap" .even -api_sig: ds.b 1 | Analog signal number -api_val: ds.b 1 | Analog value - -api_fi: ds.l 1 | Analog processor FIFO input pointer -api_fo: ds.l 1 | Analog processor FIFO output pointer -api_fum: ds.w APISIZE | Analog processor FIFO +api_sig: .ds.b 1 | Analog signal number +api_val: .ds.b 1 | Analog value + +api_fi: .ds.l 1 | Analog processor FIFO input pointer +api_fo: .ds.l 1 | Analog processor FIFO output pointer +api_fum: .ds.w APISIZE | Analog processor FIFO api_fe: | End of analog processor FIFO @@ -3828,7 +3828,7 @@ .even -basepage: ds.l 64 | Pseudo base page - -buffer: ds.b 1024 | Default disk buffer +basepage: .ds.l 64 | Pseudo base page + +buffer: .ds.b 1024 | Default disk buffer biostop: | End of BIOS RAM Index: rom/lowram.s =================================================================== --- rom/lowram.s (revision 511769933a685e3263a016042bbece0635b45825) +++ rom/lowram.s (revision 4cfe69aa0cc00430379e3934cf85c7a661bf1769) @@ -129,19 +129,19 @@ | This MUST live in the 'text' segment for things to work. -p_lowtpa: dc.l 0 | low address of TPA -p_hitpa: dc.l 0 | high address + 1 of TPA -p_tbase: dc.l 0 | low address of text segment -p_tlen: dc.l 0 | length of text segment -p_dbase: dc.l 0 | low address of data segment -p_dlen: dc.l 0 | length of data segment -p_bbase: dc.l 0 | low address of BSS segment -p_blen: dc.l 0 | length of BSS segment -p_dta: dc.l 0 | pointer to DTA -p_parent: dc.l 0 | pointet to parent basepage - dc.l 0 -p_env: dc.l 0 | pointer to environment string - ds.l 20 -p_cmdlin: dc.b 0 | command line tail image - ds.b 127 +p_lowtpa: .dc.l 0 | low address of TPA +p_hitpa: .dc.l 0 | high address + 1 of TPA +p_tbase: .dc.l 0 | low address of text segment +p_tlen: .dc.l 0 | length of text segment +p_dbase: .dc.l 0 | low address of data segment +p_dlen: .dc.l 0 | length of data segment +p_bbase: .dc.l 0 | low address of BSS segment +p_blen: .dc.l 0 | length of BSS segment +p_dta: .dc.l 0 | pointer to DTA +p_parent: .dc.l 0 | pointet to parent basepage + .dc.l 0 +p_env: .dc.l 0 | pointer to environment string + .ds.l 20 +p_cmdlin: .dc.b 0 | command line tail image + .ds.b 127 current: @@ -165,5 +165,5 @@ .even -basebss: ds.l 1 | start of BSS +basebss: .ds.l 1 | start of BSS .end