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adapted to Kick Assembler, some documentation update

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FeralChild64 committed 2019-09-07 12:35:21 +02:00
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commit de27124b4f
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c64/aliases/,aliases_error_codes.s
+58 -58
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@@ -1,63 +1,63 @@
;; Kernal error codes - returned in the A register
;; Described in 'Commodore 64 Programmer's Reference Guide', page 306
// Kernal error codes - returned in the A register
// Described in 'Commodore 64 Programmer's Reference Guide', page 306
.alias K_ERR_ROUTINE_TERMINATED $00
.alias K_ERR_TOO_MANY_OPEN_FILES $01
.alias K_ERR_FILE_ALREADY_OPEN $02
.alias K_ERR_FILE_NOT_OPEN $03
.alias K_ERR_FILE_NOT_FOUND $04
.alias K_ERR_DEVICE_NOT_FOUND $05
.alias K_ERR_FILE_NOT_INPUT $06
.alias K_ERR_FILE_NOT_OUTPUT $07
.alias K_ERR_FILE_NAME_MISSING $08
.alias K_ERR_ILLEGAL_DEVICE_NUMBER $09
.alias K_ERR_TOP_MEM_RS232 $F0
.const K_ERR_ROUTINE_TERMINATED = $00
.const K_ERR_TOO_MANY_OPEN_FILES = $01
.const K_ERR_FILE_ALREADY_OPEN = $02
.const K_ERR_FILE_NOT_OPEN = $03
.const K_ERR_FILE_NOT_FOUND = $04
.const K_ERR_DEVICE_NOT_FOUND = $05
.const K_ERR_FILE_NOT_INPUT = $06
.const K_ERR_FILE_NOT_OUTPUT = $07
.const K_ERR_FILE_NAME_MISSING = $08
.const K_ERR_ILLEGAL_DEVICE_NUMBER = $09
.const K_ERR_TOP_MEM_RS232 = $F0
;; Kernal status codes for READST routine (IOSTATUS)
;; Described in 'Commodore 64 Programmer's Reference Guide', page 292
// Kernal status codes for READST routine (IOSTATUS)
// Described in 'Commodore 64 Programmer's Reference Guide', page 292
;; For IEC devices
.alias K_STS_TIMEOUT_WRITE $01
.alias K_STS_TIMEOUT_READ $02
.alias K_STS_EOI $40
.alias K_STS_DEVICE_NOT_FOUND $80
;; For tape deck
.alias K_STS_SHORT_BLOCK $04
.alias K_STS_LONG_BLOCK $08
.alias K_STS_READ_ERROR $10
.alias K_STS_CHECKSUM_ERROR $20
.alias K_STS_END_OF_FILE $40
.alias K_STS_END_OF_TAPE $80
// For IEC devices
.const K_STS_TIMEOUT_WRITE = $01
.const K_STS_TIMEOUT_READ = $02
.const K_STS_EOI = $40
.const K_STS_DEVICE_NOT_FOUND = $80
// For tape deck
.const K_STS_SHORT_BLOCK = $04
.const K_STS_LONG_BLOCK = $08
.const K_STS_READ_ERROR = $10
.const K_STS_CHECKSUM_ERROR = $20
.const K_STS_END_OF_FILE = $40
.const K_STS_END_OF_TAPE = $80
;; BASIC error codes, taken from http://sta.c64.org/cbm64baserr.html
.alias B_ERR_TOO_MANY_FILES $01
.alias B_ERR_FILE_OPEN $02
.alias B_ERR_FILE_NOT_OPEN $03
.alias B_ERR_FILE_NOT_FOUND $04
.alias B_ERR_DEVICE_NOT_PRESENT $05
.alias B_ERR_NOT_INPUT_FILE $06
.alias B_ERR_NOT_OUTPUT_FILE $07
.alias B_ERR_MISSING_FILENAME $08
.alias B_ERR_ILLEGAL_DEVICE_NUMBER $09
.alias B_ERR_NEXT_WITHOUT_FOR $0A
.alias B_ERR_SYNTAX $0B
.alias B_ERR_RETURN_WITHOUT_GOSUB $0C
.alias B_ERR_OUT_OF_DATA $0D
.alias B_ERR_ILLEGAL_QUANTITY $0E
.alias B_ERR_OVERFLOW $0F
.alias B_ERR_OUT_OF_MEMORY $10
.alias B_ERR_UNDEFD_STATEMENT $11
.alias B_ERR_BAD_SUBSCRIPT $12
.alias B_ERR_REDIMD_ARRAY $13
.alias B_ERR_DIVISION_BY_ZERO $14
.alias B_ERR_ILLEGAL_DIRECT $15
.alias B_ERR_TYPE_MISMATCH $16
.alias B_ERR_STRING_TOO_LONG $17
.alias B_ERR_FILE_DATA $18
.alias B_ERR_FORMULA_TOO_COMPLEX $19
.alias B_ERR_CANT_CONTINUE $1A
.alias B_ERR_UNDEFD_FUNCTION $1B
.alias B_ERR_VERIFY $1C
.alias B_ERR_LOAD $1D
.alias B_ERR_BREAK $1E
// BASIC error codes, taken from http://sta.c64.org/cbm64baserr.html
.const B_ERR_TOO_MANY_FILES = $01
.const B_ERR_FILE_OPEN = $02
.const B_ERR_FILE_NOT_OPEN = $03
.const B_ERR_FILE_NOT_FOUND = $04
.const B_ERR_DEVICE_NOT_PRESENT = $05
.const B_ERR_NOT_INPUT_FILE = $06
.const B_ERR_NOT_OUTPUT_FILE = $07
.const B_ERR_MISSING_FILENAME = $08
.const B_ERR_ILLEGAL_DEVICE_NUMBER = $09
.const B_ERR_NEXT_WITHOUT_FOR = $0A
.const B_ERR_SYNTAX = $0B
.const B_ERR_RETURN_WITHOUT_GOSUB = $0C
.const B_ERR_OUT_OF_DATA = $0D
.const B_ERR_ILLEGAL_QUANTITY = $0E
.const B_ERR_OVERFLOW = $0F
.const B_ERR_OUT_OF_MEMORY = $10
.const B_ERR_UNDEFD_STATEMENT = $11
.const B_ERR_BAD_SUBSCRIPT = $12
.const B_ERR_REDIMD_ARRAY = $13
.const B_ERR_DIVISION_BY_ZERO = $14
.const B_ERR_ILLEGAL_DIRECT = $15
.const B_ERR_TYPE_MISMATCH = $16
.const B_ERR_STRING_TOO_LONG = $17
.const B_ERR_FILE_DATA = $18
.const B_ERR_FORMULA_TOO_COMPLEX = $19
.const B_ERR_CANT_CONTINUE = $1A
.const B_ERR_UNDEFD_FUNCTION = $1B
.const B_ERR_VERIFY = $1C
.const B_ERR_LOAD = $1D
.const B_ERR_BREAK = $1E
c64/aliases/,aliases_hardware.s
+124 -124
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@@ -1,148 +1,148 @@
;;
;; Names of hardware registers - slightly modified names from C64 Programmer's Reference Guide
;;
//
// Names of hardware registers - slightly modified names from C64 Programmer's Reference Guide
//
;; CPU memory registers
// CPU memory registers
.alias CPU_D6510 $00
.alias CPU_R6510 $01
.label CPU_D6510 = $00
.label CPU_R6510 = $01
;; VIC-II registers
// VIC-II registers
.alias VIC_SP0X $D000
.alias VIC_SP0Y $D001
.alias VIC_SP1X $D002
.alias VIC_SP1Y $D003
.alias VIC_SP2X $D004
.alias VIC_SP2Y $D005
.alias VIC_SP3X $D006
.alias VIC_SP3Y $D007
.alias VIC_SP4X $D008
.alias VIC_SP4Y $D009
.alias VIC_SP5X $D00A
.alias VIC_SP5Y $D00B
.alias VIC_SP6X $D00C
.alias VIC_SP6Y $D00D
.alias VIC_SP7X $D00E
.alias VIC_SP7Y $D00F
.label VIC_SP0X = $D000
.label VIC_SP0Y = $D001
.label VIC_SP1X = $D002
.label VIC_SP1Y = $D003
.label VIC_SP2X = $D004
.label VIC_SP2Y = $D005
.label VIC_SP3X = $D006
.label VIC_SP3Y = $D007
.label VIC_SP4X = $D008
.label VIC_SP4Y = $D009
.label VIC_SP5X = $D00A
.label VIC_SP5Y = $D00B
.label VIC_SP6X = $D00C
.label VIC_SP6Y = $D00D
.label VIC_SP7X = $D00E
.label VIC_SP7Y = $D00F
.alias VIC_MSIGX $D010
.alias VIC_SCROLY $D011
.alias VIC_RASTER $D012
.alias VIC_LPENX $D013
.alias VIC_LPENY $D014
.alias VIC_SPENA $D015
.alias VIC_SCROLX $D016
.alias VIC_YXPAND $D017
.alias VIC_YMCSB $D018
.alias VIC_IRQ $D019
.alias VIC_IRQMSK $D01A
.alias VIC_SPBGPR $D01B
.alias VIC_SPMC $D01C
.alias VIC_XXPAND $D01D
.alias VIC_SPSPCL $D01E
.alias VIC_SPBGCL $D01F
.label VIC_MSIGX = $D010
.label VIC_SCROLY = $D011
.label VIC_RASTER = $D012
.label VIC_LPENX = $D013
.label VIC_LPENY = $D014
.label VIC_SPENA = $D015
.label VIC_SCROLX = $D016
.label VIC_YXPAND = $D017
.label VIC_YMCSB = $D018
.label VIC_IRQ = $D019
.label VIC_IRQMSK = $D01A
.label VIC_SPBGPR = $D01B
.label VIC_SPMC = $D01C
.label VIC_XXPAND = $D01D
.label VIC_SPSPCL = $D01E
.label VIC_SPBGCL = $D01F
.alias VIC_EXTCOL $D020
.alias VIC_BGCOL0 $D021
.alias VIC_BGCOL1 $D022
.alias VIC_BGCOL2 $D023
.alias VIC_BGCOL3 $D024
.alias VIC_SPMC0 $D025
.alias VIC_SPMC1 $D026
.alias VIC_SP0COL $D027
.alias VIC_SP1COL $D028
.alias VIC_SP2COL $D029
.alias VIC_SP3COL $D02A
.alias VIC_SP4COL $D02B
.alias VIC_SP5COL $D02C
.alias VIC_SP6COL $D02D
.alias VIC_SP7COL $D02E
.label VIC_EXTCOL = $D020
.label VIC_BGCOL0 = $D021
.label VIC_BGCOL1 = $D022
.label VIC_BGCOL2 = $D023
.label VIC_BGCOL3 = $D024
.label VIC_SPMC0 = $D025
.label VIC_SPMC1 = $D026
.label VIC_SP0COL = $D027
.label VIC_SP1COL = $D028
.label VIC_SP2COL = $D029
.label VIC_SP3COL = $D02A
.label VIC_SP4COL = $D02B
.label VIC_SP5COL = $D02C
.label VIC_SP6COL = $D02D
.label VIC_SP7COL = $D02E
;; SID registers
// SID registers
.alias SID_FRELO1 $D400
.alias SID_FREHI1 $D401
.alias SID_PWLO1 $D402
.alias SID_PWHI1 $D403
.alias SID_VCREG1 $D404
.alias SID_ATDCY1 $D405
.alias SID_SUREL1 $D406
.label SID_FRELO1 = $D400
.label SID_FREHI1 = $D401
.label SID_PWLO1 = $D402
.label SID_PWHI1 = $D403
.label SID_VCREG1 = $D404
.label SID_ATDCY1 = $D405
.label SID_SUREL1 = $D406
.alias SID_FRELO2 $D407
.alias SID_FREHI2 $D408
.alias SID_PWLO2 $D409
.alias SID_PWHI2 $D40A
.alias SID_VCREG2 $D40B
.alias SID_ATDCY2 $D40C
.alias SID_SUREL2 $D40D
.label SID_FRELO2 = $D407
.label SID_FREHI2 = $D408
.label SID_PWLO2 = $D409
.label SID_PWHI2 = $D40A
.label SID_VCREG2 = $D40B
.label SID_ATDCY2 = $D40C
.label SID_SUREL2 = $D40D
.alias SID_FRELO3 $D40E
.alias SID_FREHI3 $D40F
.alias SID_PWLO3 $D410
.alias SID_PWHI3 $D411
.alias SID_VCREG3 $D412
.alias SID_ATDCY3 $D413
.alias SID_SUREL3 $D414
.label SID_FRELO3 = $D40E
.label SID_FREHI3 = $D40F
.label SID_PWLO3 = $D410
.label SID_PWHI3 = $D411
.label SID_VCREG3 = $D412
.label SID_ATDCY3 = $D413
.label SID_SUREL3 = $D414
.alias SID_CUTLO $D415
.alias SID_CUTHI $D416
.alias SID_RESON $D417
.alias SID_SIGVOL $D418
.alias SID_POTX $D419
.alias SID_POTY $D41A
.alias SID_RANDOM $D41B
.alias SID_ENV3 $D41C
.label SID_CUTLO = $D415
.label SID_CUTHI = $D416
.label SID_RESON = $D417
.label SID_SIGVOL = $D418
.label SID_POTX = $D419
.label SID_POTY = $D41A
.label SID_RANDOM = $D41B
.label SID_ENV3 = $D41C
;; CIA #1 registers
// CIA #1 registers
.alias CIA1_PRA $DC00
.alias CIA1_PRB $DC01
.alias CIA1_DDRA $DC02
.alias CIA1_DDRB $DC03
.label CIA1_PRA = $DC00
.label CIA1_PRB = $DC01
.label CIA1_DDRA = $DC02
.label CIA1_DDRB = $DC03
.alias CIA1_TIMALO $DC04
.alias CIA1_TIMAHI $DC05
.alias CIA1_TIMBLO $DC06
.alias CIA1_TIMBHI $DC07
.label CIA1_TIMALO = $DC04
.label CIA1_TIMAHI = $DC05
.label CIA1_TIMBLO = $DC06
.label CIA1_TIMBHI = $DC07
.alias CIA1_TODTEN $DC08
.alias CIA1_TODSEC $DC09
.alias CIA1_TODMIN $DC0A
.alias CIA1_TODHRS $DC0B
.label CIA1_TODTEN = $DC08
.label CIA1_TODSEC = $DC09
.label CIA1_TODMIN = $DC0A
.label CIA1_TODHRS = $DC0B
.alias CIA1_SDR $DC0C
.alias CIA1_ICR $DC0D
.alias CIA1_CRA $DC0E
.alias CIA1_CRB $DC0F
.label CIA1_SDR = $DC0C
.label CIA1_ICR = $DC0D
.label CIA1_CRA = $DC0E
.label CIA1_CRB = $DC0F
;; CIA #2 registers
// CIA #2 registers
.alias CIA2_PRA $DD00 ; VIC bank switching and IEC port
.alias CIA2_PRB $DD01
.alias CIA2_DDRA $DD02
.alias CIA2_DDRB $DD03
.label CIA2_PRA = $DD00 // VIC bank switching and IEC port
.label CIA2_PRB = $DD01
.label CIA2_DDRA = $DD02
.label CIA2_DDRB = $DD03
.alias CIA2_TIMALO $DD04
.alias CIA2_TIMAHI $DD05
.alias CIA2_TIMBLO $DD06
.alias CIA2_TIMBHI $DD07
.label CIA2_TIMALO = $DD04
.label CIA2_TIMAHI = $DD05
.label CIA2_TIMBLO = $DD06
.label CIA2_TIMBHI = $DD07
.alias CIA2_TODTEN $DD08
.alias CIA2_TODSEC $DD09
.alias CIA2_TODMIN $DD0A
.alias CIA2_TODHRS $DD0B
.label CIA2_TODTEN = $DD08
.label CIA2_TODSEC = $DD09
.label CIA2_TODMIN = $DD0A
.label CIA2_TODHRS = $DD0B
.alias CIA2_SDR $DD0C
.alias CIA2_ICR $DD0D
.alias CIA2_CRA $DD0E
.alias CIA2_CRB $DD0F
.label CIA2_SDR = $DD0C
.label CIA2_ICR = $DD0D
.label CIA2_CRA = $DD0E
.label CIA2_CRB = $DD0F
;; CIA #2 helper bits - IEC bus
// CIA #2 helper bits - IEC bus
.alias BIT_CIA2_PRA_ATN_OUT $08 ; 1 - low (pulled), 0 - high (released)
.alias BIT_CIA2_PRA_CLK_OUT $10 ; 1 - low (pulled), 0 - high (released)
.alias BIT_CIA2_PRA_DAT_OUT $20 ; 1 - low (pulled), 0 - high (released)
.alias BIT_CIA2_PRA_CLK_IN $40 ; 0 - low (pulled), 1 - high (released)
.alias BIT_CIA2_PRA_DAT_IN $80 ; 0 - low (pulled), 1 - high (released)
.const BIT_CIA2_PRA_ATN_OUT = $08 // 1 - low (pulled), 0 - high (released)
.const BIT_CIA2_PRA_CLK_OUT = $10 // 1 - low (pulled), 0 - high (released)
.const BIT_CIA2_PRA_DAT_OUT = $20 // 1 - low (pulled), 0 - high (released)
.const BIT_CIA2_PRA_CLK_IN = $40 // 0 - low (pulled), 1 - high (released)
.const BIT_CIA2_PRA_DAT_IN = $80 // 0 - low (pulled), 1 - high (released)
c64/aliases/,aliases_ram_lowmem.s
+223 -85
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@@ -1,98 +1,236 @@
;;
;; Names of ZP and low memory locations
;; (https://www.c64-wiki.com/wiki/Zeropage)
;;
//
// Names of ZP and low memory locations:
// - Compute's Mapping the Commodore 64
// - https://www.c64-wiki.com/wiki/Zeropage
// - http://unusedino.de/ec64/technical/project64/memory_maps.html
//
;; $00-$01 - 6502 CPU registers are here
// $00-$01 - 6502 CPU registers are here
;;
;; Page 0 - BASIC area ($02-$8F)
;;
//
// Page 0 - BASIC area ($02-$8F)
//
// $02 -- UNUSED -- free for user software
.label ADRAY1 = $03 // $03-$04 -- NOT IMPLEMENTED --
.label ADRAY2 = $05 // $05-$06 -- NOT IMPLEMENTED --
.label CHARAC = $07 // [!] our implementation might be different XXX give more details
.label ENDCHR = $08 // [!] our implementation might be different XXX give more details
.label TRMPOS = $09 // -- NOT IMPLEMENTED --
.label VERCKB = $0A // -- NOT IMPLEMENTED --
.label COUNT = $0B // [!] our implementation might be different XXX give more details
.label DIMFLG = $0C // [!] our implementation might be different XXX give more details
.label VALTYP = $0D // -- NOT IMPLEMENTED --
.label INTFLG = $0E // -- NOT IMPLEMENTED --
.label GARBFL = $0F // [!] our implementation might be different XXX give more details
.label SUBFLG = $10 // -- NOT IMPLEMENTED --
.label INPFLG = $11 // -- NOT IMPLEMENTED --
.label TANSGN = $12 // -- NOT IMPLEMENTED --
.label CHANNL = $13 // -- NOT IMPLEMENTED --
.label LINNUM = $14 // $14-$15 BASIC line number, [!] also used by DOS Wedge
.label TEMPPT = $16 // -- NOT IMPLEMENTED --
.label LASTPT = $17 // $17-$18 -- NOT IMPLEMENTED --
.label TEMPST = $19 // $19-$21 -- NOT IMPLEMENTED --
.label INDEX = $22 // $22-$25 -- NOT IMPLEMENTED -- temporary variables
.label RESHO = $26 // $26-$2A -- NOT IMPLEMENTED --
.label TXTTAB = $2B // $2B-$2C start of BASIC code
.label VARTAB = $2D // $2D-$2E end of BASIC code, start of variables
.label ARYTAB = $2F // $2F-$30 -- NOT IMPLEMENTED --
.label STREND = $31 // $31-$32 -- NOT IMPLEMENTED --
.label FRETOP = $33 // $33-$34 -- NOT IMPLEMENTED --
.label FRESPC = $35 // $35-$36 [!] our implementation might be different XXX give more details
// .label MEMSIZ = $37 // $37-$38 -- NOT IMPLEMENTED -- highest address of BASIC memory XXX remove name conflict
.label CURLIN = $39 // $39-$3A current BASIC line number
.label OLDLIN = $3B // $3B-$3C previous BASIC line number
.label OLDTXT = $3D // $3D-$3E current BASIC line pointer
.label DATLIN = $3F // $3F-$40 -- NOT IMPLEMENTED --
.label DATPTR = $41 // $41-$42 -- NOT IMPLEMENTED --
.label INPPTR = $43 // $43-$44 -- NOT IMPLEMENTED --
.label VARNAM = $45 // $45-$46 -- NOT IMPLEMENTED --
.label VARPNT = $47 // $47-$48 -- NOT IMPLEMENTED --
.label FORPNT = $49 // $49-$4A -- NOT IMPLEMENTED --
.label OPPTR = $4B // $4B-$4C -- NOT IMPLEMENTED --
.label OPMASK = $4D // -- NOT IMPLEMENTED --
.label DEFPNT = $4E // $4E-$4F -- NOT IMPLEMENTED --
.label DSCPNT = $50 // $50-$52 -- NOT IMPLEMENTED --
.label FOUR6 = $53 // -- NOT IMPLEMENTED --
.label JMPER = $54 // $54-$56 -- NOT IMPLEMENTED --
.label TEMPF1 = $57 // $57-$5B BASIC numeric work area
.label TEMPF2 = $5C // $5C-$60 BASIC numeric work area
.label FAC1 = $61 // $61-$66 -- NOT IMPLEMENTED --
.label SGNFLG = $67 // -- NOT IMPLEMENTED --
.label BITS = $68 // -- NOT IMPLEMENTED --
.label FAC2 = $69 // $69-$6E -- NOT IMPLEMENTED -- [!] also used for memory move pointers
.label ARISGN = $6F // -- NOT IMPLEMENTED --
.label FACOV = $70 // -- NOT IMPLEMENTED --
.label FBUFPT = $67 // $71-$72 -- NOT IMPLEMENTED --
.label CHRGET = $73 // $73-$8A -- NOT IMPLEMENTED --
.label TXTPTR = $7A // $7A-$7B current BASIC statement pointer
.label RNDX = $8B // $8B-$8F -- NOT IMPLEMENTED --
//
// Page 0 - Kernal area ($90-$FF)
//
.alias TXTTAB $2B
.label IOSTATUS = $90
.label STKEY = $91 // Keys down clears bits. STOP - bit 7, C= - bit 6, SPACE - bit 4, CTRL - bit 2
.label SVXT = $92 // -- NOT IMPLEMENTED --
.label VERCK = $93 // 0 = LOAD, 1 = VERIFY XXX rename to VERCKK
.label C3PO = $94 // flag - is BSOUR content valid
.label BSOUR = $95 // serial bus buffered output byte
.label SYNO = $96 // -- NOT IMPLEMENTED --
.label XSAV = $97 // -- NOT IMPLEMENTED --
.label LDTND = $98 // number of entries in LAT / FAT / SAT tables
.label DFLTN = $99 // default input device
.label DFLTO = $9A // default output device
.label PRTY = $9B // -- NOT IMPLEMENTED --
.label DPSW = $9C // -- NOT IMPLEMENTED --
.label MSGFLG = $9D // bit 6 = error messages, bit 7 = control message
.label PTR1 = $9E // -- NOT IMPLEMENTED --
.label PTR2 = $9F // -- NOT IMPLEMENTED --
.label TIME = $A0 // $A0-$A2, jiffy clock
.label IEC_TMP1 = $A3 // temporary variable for tape and IEC, [!] our usage probably differs in details XXX rename to TSFCNT
.label IEC_TMP2 = $A4 // temporary variable for tape and IEC, [!] our usage probably differs in details XXX rename to TBTCNT
.label CNTDN = $A5 // -- NOT IMPLEMENTED --
.label BUFPNT = $A6 // -- NOT IMPLEMENTED --
.label INBIT = $A7 // -- NOT IMPLEMENTED --
.label BITCI = $A8 // -- NOT IMPLEMENTED --
.label RINONE = $A9 // -- NOT IMPLEMENTED --
.label RIDDATA = $AA // -- NOT IMPLEMENTED --
.label RIPRTY = $AB // -- NOT IMPLEMENTED --
.label SAL = $AC // $AC-$AD -- NOT IMPLEMENTED -- (implemented screen part)
.label EAL = $AE // $AE-$AF -- NOT IMPLEMENTED -- [!] used also byy screen editor
.label CMP0 = $B0 // $B0-$B1, temporary tape storage, [!] here used for BRK instruction address
.label TAPE1 = $B2 // $B2-$B3 tape buffer pointer
.label BITTS = $B4 // -- NOT IMPLEMENTED --
.label NXTBIT = $B5 // -- NOT IMPLEMENTED --
.label RODATA = $B6 // -- NOT IMPLEMENTED --
.label FNLEN = $B7 // current file name length
.label LA = $B8 // current logical_file number
.label SA = $B9 // current secondary address
.label FA = $BA // current device number
.label FNADDR = $BB // $BB-$BC, current file name pointer
.label ROPRTY = $BD // -- NOT IMPLEMENTED --
.label FSBLK = $BE // -- NOT IMPLEMENTED --
.label MYCH = $BF // -- NOT IMPLEMENTED --
.label CAS1 = $C0 // -- NOT IMPLEMENTED --
.label STAL = $C1 // $C1-$C2, LOAD/SAVE start address
.label MEMUS = $C3 // $C3-$C4, temporary address for tape LOAD/SAVE XXX rename to MEMUSS
.label LSTX = $C5 // last keyy matrix position [!] our usage probably differs in details
.label NDX = $C6 // number of chars in keyboard buffer
.label RVS = $C7 // flag, whether to print reversed characters
.label INDX = $C8 // end of logical line (column, 0-79)
.label LXSP = $C9 // $C9-$CA start of input, X/Y position
.label SFDX = $CB // -- NOT IMPLEMENTED --
.label BLNSW = $CC // cursor blink disable flag
.label BLNCT = $CD // cursor blink countdown
.label GDBLN = $CE // cursorb saved character
.label BLNON = $CF // cursor visibilityy flag
.label CRSW = $D0 // whether to input from screen or keyboard
.label PNT = $D1 // $D1-$D2 pointer to the current screen line
.label PNTR = $D3 // current screen X position
.label QTSW = $D4 // quote mode flag
.label LNMX = $D5 // logical line length, [!] our usage probably differs in details
.label TBLX = $D6 // current screen Y position
.label SCHAR = $D7 // ASCII value of the last printed character
.label INSRT = $D8 // insert mode flag/counter
.label LDTB1 = $D9 // $D9-$F2 screen line link table, [!] our usage is different XXX give more details
.label USER = $F3 // $F3-$F4 pointer to current color RAM location
.label KEYTAB = $F5 // $F5-$F6 -- NOT IMPLEMENTED --
.label RIBUF = $F7 // $F7-$F8 -- NOT IMPLEMENTED --
.label ROBUF = $F9 // $F9-$FA -- NOT IMPLEMENTED --
// $FB $FB-$FE -- UNUSED -- free for user software
.label BASZPT = $FF // -- NOT IMPLEMENTED --
;;
;; Page 0 - Kernal area ($90-$FF)
;;
.alias IOSTATUS $90
.alias STKEY $91 ; Keys down clears bits. STOP - bit 7, C= - bit 6, SPACE - bit 4, CTRL - bit 2
.alias VERCK $93 ; 0 = LOAD, 1 = VERIVY
.alias C3PO $94 ; flag - is BSOUR content valid
.alias BSOUR $95 ; serial bus buffered output byte
//
// Page 1
//
.alias LDTND $98 ; number of entries in LAT / FAT / SAT tables
.alias DFLTN $99
.alias DFLTO $9A
.alias MSGFLG $9D ; bit 6 = error messages, bit 7 = control message
.label STACK = $100 // $100-$1FF, processor stack
.alias TIME $A0 ; $A0-$A2, jiffy clock
.alias IEC_TMP1 $A3 ; temporary variable for tape and IEC
.alias IEC_TMP2 $A4 ; temporary variable for tape and IEC
.alias CMP0 $B0 ; $B0-$B1, temporary tape storage, we use it too for BRK instruction address
.alias FNLEN $B7 ; current file name length
.alias FNADDR $BB ; $BB-$BC, current file name pointer
.alias STAL $C1 ; $C1-$C2 LOAD/SAVE start address
.alias MEMUS $C3 ; $C3-$C4 temporary address for tape LOAD/SAVE
;;
;; Other low memory addresses
;;
//
// Pages 2 & 3
//
.alias BUF $200 ; $200-$250 (81 bytes), BASIC line editor input buffer
.label BUF = $200 // $200-$250, BASIC line editor input buffer (81 bytes)
// [!] XXX document $251-$258 usage
.label LAT = $259 // $259-$262, logical file numbers (table, 10 bytes)
.label FAT = $263 // $263-$26C, device numbers (table, 10 bytes)
.label SAT = $26D // $26D-$276, secondary addresses (table, 10 bytes)
.label KEYD = $277 // $277-$280 keyboard buffer
.label MEMSTR = $281 // $281-$282 XXX rename to LORAM
.label MEMSIZ = $283 // $283-$284, NOTE: Mapping the 64 erroneously has the hex as $282, while the DEC is correct XXX rename to HIRAM
.label TIMOUT = $285 // IEEE-488 timeout
.label COLOR = $286 // current text foreground color
.label GDCOL = $287 // color of character under cursor
.label HIBASE = $288 // high byte of start of screen
.label XMAX = $289 // max keyboard buffer size
.label RPTFLG = $28A // -- NOT IMPLEMENTED --
.label KOUNT = $28B // -- NOT IMPLEMENTED --
.label DELAY = $28C // -- NOT IMPLEMENTED --
.label SHFLAG = $28D // bucky keys (SHIFT/CTRL/C=) flags
.label LSTSHF = $28E // last bucky key flags
.label KEYLOG = $28F // $28F-$290 -- NOT IMPLEMENTED --
.label MODE = $291 // flag, is case switch allowed
.label AUTODN = $292 // -- NOT IMPLEMENTED --
.label M51CRT = $293 // -- NOT IMPLEMENTED -- mock 6551
.label M51CDR = $294 // -- NOT IMPLEMENTED -- mock 6551
.label M51AJB = $295 // $295-$296 -- NOT IMPLEMENTED -- mock 6551
.label RSSTAT = $297 // -- NOT IMPLEMENTED -- mock 6551, RS-232 status
.label BITNUM = $298 // -- NOT IMPLEMENTED --
.label BAUDOF = $299 // $299-$29A -- NOT IMPLEMENTED --
.label RIDBE = $29B // -- NOT IMPLEMENTED --
.label RIDBS = $29C // -- NOT IMPLEMENTED --
.label RODBS = $29D // -- NOT IMPLEMENTED --
.label RODBE = $29E // -- NOT IMPLEMENTED --
.label IRQTMP = $29F // $29F-$2A0 -- NOT IMPLEMENTED --
.label ENABL = $2A1 // -- NOT IMPLEMENTED --
.label TODSNS = $2A2 // -- NOT IMPLEMENTED --
.label TRDTMP = $2A3 // -- NOT IMPLEMENTED --
.label TD1IRQ = $2A4 // -- NOT IMPLEMENTED --
.label TLNIDX = $2A5 // -- NOT IMPLEMENTED --
.label PALNTSC = $2A6 // 0 = NTSC, 1 = PAL XXX rename to TVSFLG
// [!] XXX document $2A7-$2FF usage
;; Kernal tables for opened files, 10 entries each
.alias LAT $259 ; logical file numbers
.alias FAT $263 ; device numbers
.alias SAT $26D ; secondary addresses
.alias MEMSTR $281
.alias MEMSIZ $283 ; NOTE: Mapping the 64 erroniously has the hex as $282, while the DEC is correct
.alias TIMOUT $285 ; IEEE-488 timeout
.alias HIBASE $288 ; high byte of start of screen
.alias RSSTAT $297 ; RS-232 status
.alias PALNTSC $2A6 ; 0 = NTSC, 1 = PAL
// BASIC vectors
.label IERROR = $300 // $300-$301 -- NOT IMPLEMENTED --
.label IMAIN = $302 // $302-$303 -- NOT IMPLEMENTED --
.label ICRNCH = $304 // $304-$305 -- NOT IMPLEMENTED --
.label IQPLOP = $306 // $306-$307 -- NOT IMPLEMENTED --
.label IGONE = $308 // $308-$309 -- NOT IMPLEMENTED --
.label IEVAL = $30A // $30A-$30B -- NOT IMPLEMENTED --
;; Registers for SYS call
.alias SAREG $30C
.alias SXREG $30D
.alias SYREG $30E
.alias SPREG $30F
.label SAREG = $30C // .A storage, for SYS call
.label SXREG = $30D // .X storage, for SYS call
.label SYREG = $30E // .Y storage, for SYS call
.label SPREG = $30F // .P storage, for SYS call
.alias USRPOK $310 ; JMP instruction
.alias USRADD $311 ; $311 - $312
.label USRPOK = $310 // -- NOT IMPLEMENTED -- JMP instruction
.label USRADD = $311 // $311-$312 -- NOT IMPLEMENTED --
// $313 -- UNUSED -- free for user software
;; Kernal vectors - interrupts
.alias CINV $314
.alias CBINV $316
.alias NMINV $318
// Kernal vectors - interrupts
.label CINV = $314 // $314-$315
.label CBINV = $316 // $316-$317
.label NMINV = $318 // $318-$319
;; Kernal vectors - routines
.alias IOPEN $31A
.alias ICLOSE $31C
.alias ICHKIN $31E
.alias ICKOUT $320
.alias ICLRCH $322
.alias IBASIN $324
.alias IBSOUT $326
.alias ISTOP $328
.alias IGETIN $32A
.alias ICLALL $32C
.alias USRCMD $32E
.alias ILOAD $330
.alias ISAVE $331
// Kernal vectors - routines
.label IOPEN = $31A // $31A-$31B
.label ICLOSE = $31C // $31C-$31D
.label ICHKIN = $31E // $31E-$31F
.label ICKOUT = $320 // $320-$321
.label ICLRCH = $322 // $322-$323
.label IBASIN = $324 // $324-$325
.label IBSOUT = $326 // $326-$327
.label ISTOP = $328 // $328-$329
.label IGETIN = $32A // $32A-$32B
.label ICLALL = $32C // $32C-$32D
.label USRCMD = $32E // $32E-$32F
.label ILOAD = $330 // $330-$331
.label ISAVE = $332 // $332-$333
.alias TBUFFR $33C ; $33C-$3FB, tape buffer
// $314 $334-$33B -- UNUSED -- free for user software
.label TBUFFR = $33C // $33C-$3FB, -- NOT IMPLEMENTED --, tape buffer
// $3FC $3FC-$3FF -- UNUSED -- free for user software
c64/aliases/,aliases_rom_basic.s
+3 -4
View File
@@ -1,5 +1,4 @@
;; BASIC startup vector
.alias IBASIC_COLD_START $A000
.alias IBASIC_WARM_START $A002
// BASIC startup vectors
.label IBASIC_COLD_START = $A000
.label IBASIC_WARM_START = $A002
c64/aliases/,aliases_rom_cart.s
+4 -4
View File
@@ -1,5 +1,5 @@
;; Cartridge ROM locations
.alias ICART_COLD_START $8000 ; $8000-$8001, cartridge cold start vector
.alias ICART_WARM_START $8002 ; $8002-$8003, cartridge warm start vector (RESTORE key)
.alias CART_SIG $8004 ; 5 bytes, signature for cartridge detection
// Cartridge ROM locations
.label ICART_COLD_START = $8000 // $8000-$8001, cartridge cold start vector
.label ICART_WARM_START = $8002 // $8002-$8003, cartridge warm start vector (RESTORE key)
.label CART_SIG = $8004 // $8004-$8008, signature for cartridge detection
c64/aliases/,aliases_rom_kernal.s
+40 -40
View File
@@ -1,41 +1,41 @@
;; Kernal jump table
.alias JCINT $FF81
.alias JIOINIT $FF84
.alias JRAMTAS $FF87
.alias JRESTOR $FF8A
.alias JVECTOR $FF8D
.alias JSETMSG $FF90
.alias JSECOND $FF93
.alias JTKSA $FF96
.alias JMEMTOP $FF99
.alias JMEMBOT $FF9C
.alias JSCNKEY $FF9F
.alias JSETTMO $FFA2
.alias JACPTR $FFA5
.alias JCIOUT $FFA8
.alias JUNTLK $FFAB
.alias JUNLSN $FFAE
.alias JLISTEN $FFB1
.alias JTALK $FFB4
.alias JREADST $FFB7
.alias JSETFLS $FFBA
.alias JSETNAM $FFBD
.alias JOPEN $FFC0
.alias JCLOSE $FFC3
.alias JCHKIN $FFC6
.alias JCKOUT $FFC9
.alias JCLRCHN $FFCC
.alias JCHRIN $FFCF
.alias JCHROUT $FFD2
.alias JLOAD $FFD5
.alias JSAVE $FFD8
.alias JSETTIM $FFDB
.alias JRDTIM $FFDE
.alias JSTOP $FFE1
.alias JGETIN $FFE4
.alias JCLALL $FFE7
.alias JUDTIM $FFEA
.alias JSCREEN $FFED
.alias JPLOT $FFF0
.alias JIOBASE $FFF3
// Kernal jump table
.label JCINT = $FF81
.label JIOINIT = $FF84
.label JRAMTAS = $FF87
.label JRESTOR = $FF8A
.label JVECTOR = $FF8D
.label JSETMSG = $FF90
.label JSECOND = $FF93
.label JTKSA = $FF96
.label JMEMTOP = $FF99
.label JMEMBOT = $FF9C
.label JSCNKEY = $FF9F
.label JSETTMO = $FFA2
.label JACPTR = $FFA5
.label JCIOUT = $FFA8
.label JUNTLK = $FFAB
.label JUNLSN = $FFAE
.label JLISTEN = $FFB1
.label JTALK = $FFB4
.label JREADST = $FFB7
.label JSETFLS = $FFBA
.label JSETNAM = $FFBD
.label JOPEN = $FFC0
.label JCLOSE = $FFC3
.label JCHKIN = $FFC6
.label JCKOUT = $FFC9
.label JCLRCHN = $FFCC
.label JCHRIN = $FFCF
.label JCHROUT = $FFD2
.label JLOAD = $FFD5
.label JSAVE = $FFD8
.label JSETTIM = $FFDB
.label JRDTIM = $FFDE
.label JSTOP = $FFE1
.label JGETIN = $FFE4
.label JCLALL = $FFE7
.label JUDTIM = $FFEA
.label JSCREEN = $FFED
.label JPLOT = $FFF0
.label JIOBASE = $FFF3