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[/] [System09/] [trunk/] [src/] [Flex9/] [flex9ram.lst] - Rev 120

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Assembler release DWC_2.0 version 2.11
May 6, 2004 (c) Motorola (free ware)
0001                          NAM FLEX SOURCE
0000                          INCLUDE "f9-moneq.txt"


f9-moneq.txt                                                                      page   2
0002                         * 
0003                         ***************************************************
0004                         *   MEMORY MAP EQUATES                            *
0005                         ***************************************************
0006 E000                    MONIO   EQU  $E000  I/O SPACE
0007 DFC0                    MONRAM  EQU  $DFC0  STACK SPACE
0008 F800                    MONROM  EQU  $F800  START OF ROM
0009 F000                    MONEXT  EQU  $F000  EXTENDED COMMANDS
0010                         *MONEXT  EQU  $1000  EXTENDED COMMANDS
0011                         *
0012                         ***************************************************
0013                         *   SYS09BUG VARIABLE SPACE
0014                         ***************************************************
0015                         * 
0016 DFC0                    STACK   EQU  MONRAM+0  TOP OF INTERNAL STACK / USER VECTOR 
0017 DFC2                    SWI3    EQU  MONRAM+2  SOFTWARE INTERRUPT VECTOR #3 
0018 DFC4                    SWI2    EQU  MONRAM+4  SOFTWARE INTERRUPT VECTOR #2 
0019 DFC6                    FIRQ    EQU  MONRAM+6  FAST INTERRUPT VECTOR 
0020 DFC8                    IRQ     EQU  MONRAM+8  INTERRUPT VECTOR 
0021 DFCA                    SWI     EQU  MONRAM+10 SOFTWARE INTERRUPT VECTOR 
0022 DFCC                    SVCVO   EQU  MONRAM+12 SUPERVISOR CALL VECTOR ORGIN 
0023 DFCE                    SVCVL   EQU  MONRAM+14 SUPERVISOR CALL VECTOR LIMIT 
0024 DFD0                    LRARAM  EQU  MONRAM+16 LRA ADDRESSES 
0025 DFE0                    CPORT   EQU  MONRAM+32 RE-VECTORABLE CONTROL PORT 
0026 DFE2                    ECHO    EQU  MONRAM+34 ECHO FLAG 
0027 DFE3                    BPTBL   EQU  MONRAM+35 BREAKPOINT TABLE BASE ADDR 
0028                         **************************************************
0029                         *   VDU BYTES                                    *
0030                         **************************************************
0031                         *
0032                         **** ALWAYS KEEP COLADX AND ROWADX TOGETHER ******
0033 DFFB                    COLADX  EQU  MONRAM+59 CURSOR COLUMN
0034 DFFC                    ROWADX  EQU  MONRAM+60 CURSOR ROW
0035                         **************************************************
0036                         *
0037 DFFD                    NEWROW  EQU  MONRAM+61 NEW ROW TEMP FOR ESCAPE
0038 DFFE                    ESCFLG  EQU  MONRAM+62 ESCAPE SEQUENCE ACTIVE
0039                         * 
0040                         ***************************************************
0041                         *   SERIAL PORT                                   *
0042                         ***************************************************
0043                         *
0044 E000                    ACIAS   EQU  MONIO+$00   CONTROL PORT 
0045                         * 
0046                         ***************************************************
0047                         *   PS/2 KEYBOARD PORT                            *
0048                         ***************************************************
0049                         *
0050 E020                    PS2KBD  EQU  MONIO+$20   PS/2 KEYBOARD PORT 
0051                         * 
0052                         ***************************************************
0053                         *   ADM3A DISPLAY DRIVER VARIABLES                *
0054                         ***************************************************
0055                         *
0056                         ** VIDEO DISPLAY DEFINITIONS
0057                         *
0058 E030                    VDU     EQU  MONIO+$30
0059 0000                    VDUCHR  EQU  0        CHARACTER REGISTER
0060 0001                    VDUATT  EQU  1        ATTRIBUTE REGISTER
0061 0002                    VDUCOL  EQU  2        CURSOR COLUMN
0062 0003                    VDUROW  EQU  3        CURSOR ROW
0063 0004                    VDUOFF  EQU  4        ROW OFFSET
0064                         *
0065 0050                    LINLEN  EQU  80       LENGTH OF A LINE
0066 0019                    NUMLIN  EQU  25       NUMBER OF LINES
0067                         * 
0068                         ***************************************************
0069                         * Serial PROM register
0070                         ***************************************************
0071                         *
0072                         ** CONFIGURATION PROM DEFINITIONS
0073                         *
0074 E0C0                    PROMREG EQU MONIO+$C0
0075 0001                    PCLKHI  EQU $01     Toggle PROM Clock High
0076 0000                    PCLKLO  EQU $00     Toggle PROM Clock Low
0077 0002                    PRSTHI  EQU $02     Toggle PROM Reset High
0078 0000                    PRSTLO  EQU $00     Toggle PROM Reset Low
0079 AA55                    SYNCHI  EQU $AA55   Synch Pattern High Word
0080 FF00                    SYNCLO  EQU $FF00   Synch Pattern Low Word
0081                         *
0082                         * 
0083                         ***************************************************
0084                         * Dynamic Address Translation Registers
0085                         ***************************************************
0086                         *
0087                         ** DAT Table
0088                         *
0089 FFF0                    IC11    EQU  $FFF0  DAT RAM CHIP 
0090                         *
0091                         ***************************************************
0092                         *   START OF ROM                                  *
0093                         ***************************************************
0094                         *
0095 F800                    MONITV EQU MONROM+0  FDB MONITOR 
0096 F802                    NXTCMV EQU MONROM+2  FDB NEXTCMD 
0097 F804                    INCHV  EQU MONROM+4  FDB INCH 
0098 F806                    INCHEV EQU MONROM+6  FDB INCHE 
0099 F808                    INCHKV EQU MONROM+8  FDB INCHEK 
0100 F80A                    OUTCHV EQU MONROM+10 FDB OUTCH 
0101 F80C                    PDATAV EQU MONROM+12 FDB PDATA 
0102 F80E                    PCRLFV EQU MONROM+14 FDB PCRLF 
0103 F810                    PSTRGV EQU MONROM+16 FDB PSTRNG 
0104 F812                    LRAV   EQU MONROM+18 FDB LRA 
0002                                END
0000                          INCLUDE "f9-equ.txt"
0001 0000                    Z0000 EQU $0000
0002 0005                    Z0005 EQU $0005
0003 0044                    Z0044 EQU $0044
0004 00A0                    Z00A0 EQU $00A0
0005 C07F                    ZC07F EQU $C07F
0006 C080                    LINBUF EQU $C080
0007 C0FF                    ZC0FF EQU $C0FF
0003                          END
0000                          INCLUDE "f9-spool.txt"
0001                         *
0002                         ** PRINTER SPOOLING
0003                         *
0004 C700                     ORG $C700
0005 C700 7E C7 21           PRSPL1 JMP ZC721
0006 C703 7E C7 03           PRSPL2 JMP *
0007 C706 7E C7 47           PRSPL3 JMP ZC747
0008 C709 7E C7 85           PRSPL4 JMP ZC785
0009 C70C 7E C7 95           PRSPL5 JMP ZC795
0010 C70F 7E C7 1F           PRSPL6 JMP ZC71F
0011                         *
0012                         ** SPOOLER SCRATCH AREA
0013                         *
0014 C712 0C 00 00 00 00 C8  ZC712 FCB $0C,$00,$00,$00,$00,$C8,$10
          10
0015 C719 C8 10              ZC719 FCB $C8,$10
0016 C71B 00                 QCNT FCB $00
0017 C71C 00                 ZC71C FCB $00
0018 C71D 00                 ZC71D FCB $00
0019 C71E 00                 ZC71E FCB $00
0020                         *
0021 C71F 3B                 ZC71F RTI
0022 C720 12                  NOP
0023                         *
0024 C721 1A 10              ZC721 ORCC #$10
0025 C723 BE CC 31            LDX ZCC31
0026 C726 10 EF 02            STS 2,X
0027 C729 7D CC 34            TST ZCC34
0028 C72C 26 11               BNE ZC73F
0029 C72E 8E CC FC            LDX #ZCCFC
0030 C731 7C CC 34            INC ZCC34
0031 C734 6D 84               TST ,X
0032 C736 27 07               BEQ ZC73F
0033 C738 BF CC 31           ZC738 STX ZCC31
0034 C73B 10 EE 02            LDS $02,X
0035 C73E 3B                  RTI 
0036                         *
0037 C73F 8E CC F8           ZC73F LDX #ZCCF8
0038 C742 7F CC 34            CLR ZCC34
0039 C745 20 F1               BRA ZC738
0040                         *
0041 C747 1A 10              ZC747 ORCC #$10
0042 C749 7D C7 1B            TST QCNT
0043 C74C 27 29               BEQ ZC777
0044 C74E BE C7 19            LDX ZC719
0045 C751 A6 84               LDA ,X
0046 C753 34 02               PSHS A
0047 C755 EC 01               LDD $01,X
0048 C757 8E CA C0            LDX #ZCAC0
0049 C75A ED 88 40            STD $40,X
0050 C75D 35 02               PULS A
0051 C75F A7 03               STA $03,X
0052 C761 6F 84               CLR ,X
0053 C763 86 01               LDA #$01
0054 C765 A7 02               STA $02,X
0055 C767 6F 88 22            CLR $22,X
0056 C76A 6F 88 3B            CLR $3B,X
0057 C76D 7D C7 1E           ZC76D TST ZC71E
0058 C770 27 29               BEQ ZC79B
0059 C772 11 3F               SWI3 
0060 C774 12                  NOP 
0061 C775 20 F6               BRA ZC76D
0062                         *
0063 C777 1C EF              ZC777 ANDCC #$EF
0064 C779 AD 9F D3 ED        ZC779 JSR [TOFVEC]
0065 C77D 7F CC FC            CLR ZCCFC
0066 C780 11 3F               SWI3 
0067 C782 12                  NOP 
0068 C783 20 F4               BRA ZC779
0069                         *
0070 C785 1A 10              ZC785 ORCC #$10
0071 C787 7D CC 30            TST ZCC30
0072 C78A 27 05               BEQ ZC791
0073 C78C 11 3F               SWI3 
0074 C78E 12                  NOP 
0075 C78F 20 F4               BRA ZC785
0076                         *
0077 C791 7C CC 30           ZC791 INC ZCC30
0078 C794 39                  RTS 
0079                         *
0080 C795 7F CC 30           ZC795 CLR ZCC30
0081 C798 1C EF               ANDCC #$EF
0082 C79A 39                  RTS 
0083                         *
0084 C79B 7D C7 1D           ZC79B TST ZC71D
0085 C79E 26 27               BNE ZC7C7
0086 C7A0 8E CA C0            LDX #ZCAC0
0087 C7A3 BD D4 06            JSR FMS
0088 C7A6 26 1F               BNE ZC7C7
0089 C7A8 7D C7 1C            TST ZC71C
0090 C7AB 27 0F               BEQ ZC7BC
0091 C7AD 7F C7 1C            CLR ZC71C
0092 C7B0 81 0A               CMPA #$0A
0093 C7B2 27 0F               BEQ ZC7C3
0094 C7B4 34 02               PSHS A
0095 C7B6 86 0A               LDA #$0A
0096 C7B8 8D 3C               BSR ZC7F6
0097 C7BA 35 02               PULS A
0098 C7BC 81 0D              ZC7BC CMPA #$0D
0099 C7BE 26 03               BNE ZC7C3
0100 C7C0 B7 C7 1C            STA ZC71C
0101 C7C3 8D 31              ZC7C3 BSR ZC7F6
0102 C7C5 20 D4               BRA ZC79B
0103                         *
0104 C7C7 86 0D              ZC7C7 LDA #$0D
0105 C7C9 8D 2B               BSR ZC7F6
0106 C7CB 86 0A               LDA #$0A
0107 C7CD 8D 27               BSR ZC7F6
0108 C7CF B6 C7 12            LDA ZC712
0109 C7D2 8D 22               BSR ZC7F6
0110 C7D4 7F C7 1D            CLR ZC71D
0111 C7D7 BE C7 19            LDX ZC719
0112 C7DA 6D 03               TST $03,X
0113 C7DC 27 05               BEQ ZC7E3
0114 C7DE 6A 03               DEC $03,X
0115 C7E0 7E C7 47            JMP ZC747
0116                         *
0117 C7E3 30 04              ZC7E3 LEAX $04,X
0118 C7E5 8C C8 40            CMPX #FCB
0119 C7E8 26 03               BNE ZC7ED
0120 C7EA 8E C8 10            LDX #ZC810
0121 C7ED BF C7 19           ZC7ED STX ZC719
0122 C7F0 7A C7 1B            DEC QCNT
0123 C7F3 7E C7 47            JMP ZC747
0124                         *
0125 C7F6 BD CC D8           ZC7F6 JSR PCHK
0126 C7F9 2B 05               BMI ZC800
0127 C7FB 11 3F               SWI3 
0128 C7FD 12                  NOP 
0129 C7FE 20 F6               BRA ZC7F6
0130                         *
0131 C800 7E CC E4           ZC800 JMP POUT
0132 C810                    ZC810 EQU $C810
0133 C838                    ZC838 EQU $C838
0004                          END
0000                          INCLUDE "f9-sfcb.txt"
0001                         *
0002                         ** SYSTEM FILE CONTROL BLOCK
0003                         *
0004 C840                     ORG $C840
0005 C840 FF                 FCB FCB $FF
0006 C841 00                  FCB $00
0007 C842 00                  FCB $00
0008 C843 00                  FCB $00
0009 C844 53 54 41 52 54 55  ZC844 FCC "STARTUP"
          50
0010 C84B 00                  FCB $00
0011 C84C 54 58 54            FCC "TXT"
0012 C84F 00                  FCB $00
0005                          END
0000                          INCLUDE "f9-init.txt"
0001                         *
0002                         ** FLEX INITIATION
0003                         *
0004 CA00                     ORG $CA00
0005 CA00 20 06              ZCA00 BRA ZCA08
0006 CA02 BD CA AC           ZCA02 JSR >ZCAAC
0007 CA05 39                  RTS 
0008 CA06 C0 A0              ZCA06 SUBB #$A0
0009 CA08 86 39              ZCA08 LDA #$39
0010 CA0A B7 D3 FD            STA >ZD3FD
0011 CA0D BE CC 2B            LDX >MEMEND
0012 CA10 30 89 00 A1         LEAX $00A1,X
0013 CA14 BF CA 06            STX >ZCA06
0014 CA17 AD 9F D3 F1         JSR [TINVEC]
0015 CA1B BE D3 FB            LDX >INVEC
0016 CA1E BF CD 0A            STX >INCH+1
0017 CA21 BF CD 0D            STX >INCH2+1
0018 CA24 BE D3 F9            LDX >OUTVEC
0019 CA27 BF CD 10            STX >OUTCH+1
0020 CA2A BF CD 13            STX >OUTCH2+1
0021 CA2D BE D3 F7            LDX >STAVEC
0022 CA30 BF CD 4F            STX >ZCD4E+1
0023 CA33 8E 00 A0            LDX #Z00A0
0024 CA36 C6 B9               LDB #$B9
0025 CA38 A6 84              ZCA38 LDA ,X
0026 CA3A E7 84               STB ,X
0027 CA3C 12                  NOP 
0028 CA3D E1 84               CMPB ,X
0029 CA3F 26 0B               BNE ZCA4C
0030 CA41 A7 84               STA ,X
0031 CA43 30 89 04 00         LEAX $0400,X
0032 CA47 BC CA 06            CMPX >ZCA06
0033 CA4A 26 EC               BNE ZCA38
0034 CA4C 30 89 FF 5F        ZCA4C LEAX $FF5F,X
0035 CA50 BF CC 2B            STX >MEMEND
0036 CA53 8E CD 03            LDX #WARMS
0037 CA56 BF CC 16            STX >ESCVEC
0038 CA59 8E CA DC            LDX #TTLSTR
0039 CA5C BD CE 81            JSR >PSTRG1
0040 CA5F BD CE B5            JSR >PCRLF1
0041 CA62 8D 9E               BSR ZCA02
0042 CA64 BD CE B5            JSR >PCRLF1
0043 CA67 8E C8 40            LDX #FCB
0044 CA6A 86 01               LDA #$01
0045 CA6C A7 84               STA ,X
0046 CA6E BD D4 06            JSR >FMS
0047 CA71 27 08               BEQ ZCA7B
0048 CA73 A6 01               LDA $01,X
0049 CA75 BD D2 00            JSR >ZD200
0050 CA78 7E CD 67            JMP >WARM1
0051                         
0052 CA7B 8E C0 80           ZCA7B LDX #LINBUF
0053 CA7E BF CC 14           ZCA7E STX >LINPTR
0054 CA81 8E C8 40            LDX #FCB
0055 CA84 BD D4 06            JSR >FMS
0056 CA87 27 05               BEQ ZCA8E
0057 CA89 34 30               PSHS Y,X
0058 CA8B 7E D2 D7            JMP >ZD2D7
0059                         
0060 CA8E BE CC 14           ZCA8E LDX >LINPTR
0061 CA91 A7 80               STA ,X+
0062 CA93 81 0D               CMPA #$0D
0063 CA95 26 E7               BNE ZCA7E
0064 CA97 8E C8 40            LDX #FCB
0065 CA9A BD D1 F4            JSR >ZD1F4
0066 CA9D 8E C0 80            LDX #LINBUF
0067 CAA0 BF CC 14            STX >LINPTR
0068 CAA3 8E CD 67            LDX #WARM1
0069 CAA6 BF CC 43            STX >ZCC43
0070 CAA9 7E D3 2E            JMP >ZD32E
0071                         
0072 CAAC 8E CA EC           ZCAAC LDX #DATSTR
0073 CAAF BD CE 81            JSR >PSTRG1
0074 CAB2 BD CE 2B            JSR >INBUF1
0075 CAB5 8D 14               BSR ZCACB
0076 CAB7 25 F3               BCS ZCAAC
0077 CAB9 B7 CC 0E            STA >MONTH
0078 CABC 8D 0D               BSR ZCACB
0079 CABE 25 EC               BCS ZCAAC
0080 CAC0 B7 CC 0F           ZCAC0 STA >DAY
0081 CAC3 8D 06               BSR ZCACB
0082 CAC5 25 E5               BCS ZCAAC
0083 CAC7 B7 CC 10            STA >YEAR
0084 CACA 39                  RTS 
0085                         
0086 CACB BD D1 75           ZCACB JSR >INDEC1
0087 CACE 25 0B               BCS ZCADB
0088 CAD0 B6 CC 1C            LDA >LODOFF+1
0089 CAD3 5D                  TSTB 
0090 CAD4 27 03               BEQ ZCAD9
0091 CAD6 1C FE               ANDCC #$FE
0092 CAD8 39                  RTS 
0093                         
0094 CAD9 1A 01              ZCAD9 ORCC #$01
0095 CADB 39                 ZCADB RTS 
0096                         
0097 CADC 36 38 30 39 20 46  TTLSTR FCC "6809 FLEX V3.01"
          4C 45 58 20 56 33
          2E 30 31
0098 CAEB 04                  FCB $04
0099 CAEC 44 41 54 45 20 28  DATSTR FCC "DATE (MM,DD,YY)? "
          4D 4D 2C 44 44 2C
          59 59 29 3F 20
0100 CAFD 04                  FCB $04
0006                          END
0000                          INCLUDE "f9-var.txt"
0001                         *
0002                         ** TTYSET PARAMETERS
0003                         *
0004 CC00                     ORG $CC00
0005 CC00 08                 BSPCHR FCB $08
0006 CC01 18                 DELCHR FCB $18
0007 CC02 3A                 EOLCHR FCB $3A
0008 CC03 19                 DEPCNT FCB 25
0009 CC04 00                 WIDCNT FCB $00
0010 CC05 04                 NULCNT FCB $04
0011 CC06 40                 TABCHR FCB '@
0012 CC07 00                 BSECHR FCB $00
0013 CC08 00                 EJTCNT FCB $00
0014 CC09 FF                 PAUSE FCB $FF
0015 CC0A 1B                 ESCCHR FCB $1B
0016 CC0B 00                 SYSDRV FCB 0
0017 CC0C 01                 WRKDRV FCB 1
0018 CC0D 00                 ZCC0D FCB $00
0019 CC0E                    DATERG EQU *
0020 CC0E 00                 MONTH FCB $00
0021 CC0F 00                 DAY FCB $00
0022 CC10 00                 YEAR FCB $00
0023 CC11 00                 LASTRM FCB $00
0024 CC12 00 00              UCTVEC FDB $0000
0025 CC14 00 00              LINPTR FDB $0000
0026 CC16 00 00              ESCVEC FDB $0000
0027 CC18 00                 CURCHR FCB $00
0028 CC19 00                 PRVCHR FCB $00
0029 CC1A 00                 CURLIN FCB $00
0030 CC1B 00 00              LODOFF FDB $0000
0031 CC1D 00                 TRNFLG FCB $00
0032 CC1E 00 00              TRNVEC FDB $0000
0033 CC20 00                 ERRTYP FCB $00
0034 CC21 00                 SIOFLG FCB $00
0035 CC22 00                 OUTSWT FCB $00
0036 CC23 00                 INPSWT FCB $00
0037 CC24 00 00              FOPADR FDB $0000
0038 CC26 00 00              FIPADR FDB $0000
0039 CC28 00                 CMDFLG FCB $00
0040 CC29 00                 CURCOL FCB $00
0041 CC2A 00                  FCB $00
0042 CC2B BF FF              MEMEND FDB $BFFF
0043 CC2D 00 00              ERRVEC FDB $0000
0044 CC2F 01                 FIEFLG FCB $01
0045 CC30 00                 ZCC30 FCB $00
0046 CC31 00 00 00           ZCC31 FCB $00,$00,$00
0047 CC34 00 00 00 00 00 00  ZCC34 FCB $00,$00,$00,$00,$00,$00,$00
          00
0048 CC3D                    ZCC3D EQU $CC3D
0049 CC3F                    ZCC3F EQU $CC3F
0050 CC43                    ZCC43 EQU $CC43
0051 CC45                    ZCC45 EQU $CC45
0052 CC47                    ZCC47 EQU $CC47
0053 CC49                     ORG $CC49
0054 CC49 60                 MAPUP FCB $60 MAP LOWER TO UPPERCASE
0055 CC4A                    ZCC4A EQU $CC4A
0056 CC4B                    ZCC4B EQU $CC4B
0057 CC4C                    ZCC4C EQU $CC4C
0058 CC4D                    ZCC4D EQU $CC4D
0007                          END
0000                          INCLUDE "f9-data.txt"
0001                         *
0002                         ** STRINGS AND MESSAGES
0003                         *
0004 CC4E                     ORG $CC4E
0005 CC4E 2B 2B 2B           PMTSTR FCC "+++"
0006 CC51 04                  FCB $04
0007 CC52 3F 3F 3F           QRYSTR FCC "???"
0008 CC55 04                  FCB $04
0009 CC56 57 48 41 54 3F     WOTMSG FCC "WHAT?"
0010 CC5B 04                  FCB $04
0011 CC5C 43 41 4E 27 54 20  NTRMSG FCC "CAN'T TRANSFER"
          54 52 41 4E 53 46
          45 52
0012 CC6A 04                  FCB $04
0013 CC6B 4E 4F 54 20 46 4F  NFDMSG FCC "NOT FOUND"
          55 4E 44
0014 CC74 04                  FCB $04
0015 CC75 44 49 53 4B 20 45  DERMSG FCC "DISK ERROR #"
          52 52 4F 52 20 23
0016 CC81 04                  FCB $04
0017 CC82 44 52 49 56 45 53  DNRMSG FCC "DRIVES NOT READY"
          20 4E 4F 54 20 52
          45 41 44 59
0018 CC92 04                  FCB $04
0019                         *
0020                         ** MEMORY RESIDENT COMMANDS
0021                         *
0022 CC93 47 45 54           CMDTBL FCC "GET"
0023 CC96 00                  FCB $00
0024 CC97 D2 0F               FDB GETCMD
0025 CC99 4D 4F 4E            FCC "MON"
0026 CC9C 00                  FCB $00
0027 CC9D D3 4B               FDB ZD34B
0028 CC9F 00                  FCB $00
0029                         *
0030                         ** DECIMAL CONVERSION TABLE
0031                         *
0032 CCA0 27 10              DECTBL FDB 10000
0033 CCA2 03 E8               FDB 1000
0034 CCA4 00 64               FDB 100
0035 CCA6 00 0A               FDB 10
0008                          END
0000                          INCLUDE "f9-cli.txt"
0001                         *********************************************
0002                         *
0003                         * FLEX COMMAND LINE INTERPRETER & SUBROUTINES
0004                         *
0005                         *********************************************
0006 CD00                     ORG $CD00
0007                         *
0008                         ** FLEX JUMPS
0009                         *
0010 CD00 7E CD 57           COLDS JMP >COLD1
0011 CD03 7E CD 67           WARMS JMP >WARM1
0012 CD06 7E CD B1           RENTER JMP >RENT1
0013 CD09 7E CD 09           INCH JMP >INCH
0014 CD0C 7E CD 0C           INCH2 JMP >INCH2
0015 CD0F 7E CD 0F           OUTCH JMP >OUTCH
0016 CD12 7E CD 12           OUTCH2 JMP >OUTCH2
0017 CD15 7E CE FB           GETCHR JMP >GETCH1
0018 CD18 7E CF 41           PUTCHR JMP >PUTCH1
0019 CD1B 7E CE 2B           INBUFF JMP >INBUF1
0020 CD1E 7E CE 81           PSTRNG JMP >PSTRG1
0021 CD21 7E CF ED           CLASS JMP >CLASS1
0022 CD24 7E CE B5           PCRLF JMP >PCRLF1
0023 CD27 7E D0 0E           NXTCH JMP >NXTCH1
0024 CD2A 7E CD EA           RSTRIO JMP >RSTIO1
0025 CD2D 7E D0 36           GETFIL JMP >GETFL1
0026 CD30 7E D1 A2           LOAD JMP >LOAD1
0027 CD33 7E D0 EB           SETEXT JMP >SETEX1
0028 CD36 7E D3 49           ADDBX JMP >ADDBX1
0029 CD39 7E CF 86           OUTDEC JMP >OUTDC1
0030 CD3C 7E CF D4           OUTHEX JMP >OUTHX1
0031 CD3F 7E D2 7F           RPTERR JMP >RPTER1
0032 CD42 7E D1 2F           GETHEX JMP >GETHX1
0033 CD45 7E CF D0           OUTADR JMP >OUTAD1
0034 CD48 7E D1 75           INDEC JMP >INDEC1
0035 CD4B 7E D3 29           DOCMND JMP >DOCMD1
0036 CD4E 7E CD 4E           ZCD4E JMP >ZCD4E
0037 CD51 7E CE 05            JMP >ZCE05
0038 CD54 7E CE 05            JMP >ZCE05
0039                         *
0040                         ** COLD START ENTRY
0041                         *
0042 CD57 10 CE C0 7F        COLD1 LDS #ZC07F
0043 CD5B 7F CC 11           ZCD5B CLR >LASTRM
0044 CD5E BD D4 00            JSR >ZD400
0045 CD61 7F CC 28            CLR >CMDFLG
0046 CD64 BD D3 FD            JSR >ZD3FD
0047                         *
0048                         ** WARM START ENTRY
0049                         *
0050 CD67 10 CE C0 7F        WARM1 LDS #ZC07F
0051 CD6B BD DE 18            JSR >WARMDR
0052 CD6E 8E CD 03            LDX #WARMS
0053 CD71 BF CC 16            STX >ESCVEC
0054 CD74 8E C7 00            LDX #PRSPL1
0055 CD77 AF 9F D3 E9         STX [SWIVVC]
0056 CD7B BE D3 E7            LDX >IHNDVC
0057 CD7E AF 9F D3 EB         STX [IRQVVC]
0058 CD82 8E CC F8            LDX #ZCCF8
0059 CD85 BF CC 31            STX >ZCC31
0060 CD88 7F CC 34            CLR >ZCC34
0061 CD8B 7F CC 4C            CLR >ZCC4C
0062 CD8E 8D 5A               BSR RSTIO1
0063 CD90 B6 CC 11            LDA >LASTRM
0064 CD93 B1 CC 02            CMPA >EOLCHR
0065 CD96 26 05               BNE ZCD9D
0066 CD98 7C CC 15            INC >LINPTR+1
0067 CD9B 20 14               BRA RENT1
0068                         
0069 CD9D 7D CC 28           ZCD9D TST >CMDFLG
0070 CDA0 10 26 05 97         LBNE ZD33B
0071 CDA4 BD D4 03            JSR >FMSCLS
0072 CDA7 26 B2               BNE ZCD5B
0073 CDA9 8E CC 4E            LDX #PMTSTR
0074 CDAC BD CE 81            JSR >PSTRG1
0075 CDAF 8D 7A               BSR INBUF1
0076                         *
0077                         ** MAIN CONTROL LOOP
0078                         *
0079 CDB1 BD D0 D4           RENT1 JSR >ZD0D4
0080 CDB4 81 0D               CMPA #$0D
0081 CDB6 27 E5               BEQ ZCD9D
0082 CDB8 8E C8 40           ZCDB8 LDX #FCB
0083 CDBB 7C CC 0D            INC >ZCC0D
0084 CDBE BD D0 36            JSR >GETFL1
0085 CDC1 25 16               BCS ZCDD9
0086 CDC3 8E CC 93            LDX #CMDTBL
0087 CDC6 8D 3E               BSR ZCE06
0088 CDC8 27 09               BEQ ZCDD3
0089 CDCA BE CC 12            LDX >UCTVEC
0090 CDCD 27 07               BEQ ZCDD6
0091 CDCF 8D 35               BSR ZCE06
0092 CDD1 26 03               BNE ZCDD6
0093 CDD3 6E 98 01           ZCDD3 JMP [$01,X]
0094                         
0095 CDD6 BD D2 2E           ZCDD6 JSR >ZD22E
0096 CDD9 8E CC 56           ZCDD9 LDX #WOTMSG
0097 CDDC 86 15               LDA #$15
0098 CDDE B7 CC 20           ZCDDE STA >ERRTYP
0099 CDE1 BD CE 81           ZCDE1 JSR >PSTRG1
0100 CDE4 7F CC 11           ZCDE4 CLR >LASTRM
0101 CDE7 7E CD 67            JMP >WARM1
0102                         *
0103                         ** RESTORE IO VECTORS
0104                         *
0105 CDEA BE CD 13           RSTIO1 LDX >OUTCH2+1
0106 CDED BF CD 10            STX >OUTCH+1
0107 CDF0 BE CD 0D            LDX >INCH2+1
0108 CDF3 BF CD 0A            STX >INCH+1
0109 CDF6 7F CC 23            CLR >INPSWT
0110 CDF9 7F CC 22            CLR >OUTSWT
0111 CDFC 7F CC 21            CLR >SIOFLG
0112 CDFF 7F CC 26            CLR >FIPADR
0113 CE02 7F CC 24            CLR >FOPADR
0114 CE05 39                 ZCE05 RTS 
0115                         
0116 CE06 10 8E C8 44        ZCE06 LDY #ZC844
0117 CE0A A6 A0              ZCE0A LDA ,Y+
0118 CE0C 81 5F               CMPA #$5F
0119 CE0E 23 02               BLS ZCE12
0120 CE10 80 20               SUBA #$20
0121 CE12 A1 80              ZCE12 CMPA ,X+
0122 CE14 26 08               BNE ZCE1E
0123 CE16 6D 84               TST ,X
0124 CE18 26 F0               BNE ZCE0A
0125 CE1A 6D A4               TST ,Y
0126 CE1C 27 0C               BEQ ZCE2A
0127 CE1E 6D 80              ZCE1E TST ,X+
0128 CE20 26 FC               BNE ZCE1E
0129 CE22 30 02               LEAX $02,X
0130 CE24 6D 84               TST ,X
0131 CE26 26 DE               BNE ZCE06
0132 CE28 1C FB               ANDCC #$FB
0133 CE2A 39                 ZCE2A RTS 
0134                         *
0135                         ** GET USER COMMAND LINE
0136                         *
0137 CE2B 8E C0 80           INBUF1 LDX #LINBUF
0138 CE2E BF CC 14            STX >LINPTR
0139 CE31 BD CE FB           ZCE31 JSR >GETCH1
0140 CE34 B1 CC 01            CMPA >DELCHR
0141 CE37 27 1D               BEQ ZCE56
0142 CE39 B1 CC 00            CMPA >BSPCHR
0143 CE3C 27 1F               BEQ ZCE5D
0144 CE3E 81 0D               CMPA #$0D
0145 CE40 27 0D               BEQ ZCE4F
0146 CE42 81 0A               CMPA #$0A
0147 CE44 27 32               BEQ ZCE78
0148 CE46 81 1F               CMPA #$1F
0149 CE48 23 E7               BLS ZCE31
0150 CE4A 8C C0 FF           ZCE4A CMPX #ZC0FF
0151 CE4D 27 E2               BEQ ZCE31
0152 CE4F A7 80              ZCE4F STA ,X+
0153 CE51 81 0D               CMPA #$0D
0154 CE53 26 DC               BNE ZCE31
0155 CE55 39                  RTS 
0156                         
0157 CE56 8E CC 52           ZCE56 LDX #QRYSTR
0158 CE59 8D 26               BSR PSTRG1
0159 CE5B 20 CE               BRA INBUF1
0160                         
0161 CE5D 8C C0 80           ZCE5D CMPX #LINBUF
0162 CE60 27 F4               BEQ ZCE56
0163 CE62 30 1F               LEAX -$01,X
0164 CE64 B6 CC 07            LDA >BSECHR
0165 CE67 81 08               CMPA #$08
0166 CE69 26 08               BNE ZCE73
0167 CE6B 86 20               LDA #$20
0168 CE6D BD CF 66            JSR >ZCF66
0169 CE70 B6 CC 07            LDA >BSECHR
0170 CE73 BD CF 66           ZCE73 JSR >ZCF66
0171 CE76 20 B9               BRA ZCE31
0172                         
0173 CE78 86 0D              ZCE78 LDA #$0D
0174 CE7A BD CF 41            JSR >PUTCH1
0175 CE7D 86 20               LDA #$20
0176 CE7F 20 C9               BRA ZCE4A
0177                         
0178 CE81 8D 32              PSTRG1 BSR PCRLF1
0179 CE83 A6 84              ZCE83 LDA ,X
0180 CE85 81 04               CMPA #$04
0181 CE87 27 6F               BEQ ZCEF8
0182 CE89 BD CF 41            JSR >PUTCH1
0183 CE8C 30 01               LEAX $01,X
0184 CE8E 20 F3               BRA ZCE83
0185                         
0186 CE90 BD CD 4E           ZCE90 JSR >ZCD4E
0187 CE93 27 65               BEQ ZCEFA
0188 CE95 AD 9F D3 E5         JSR [ZD3E5]
0189 CE99 B1 CC 0A            CMPA >ESCCHR
0190 CE9C 26 5C               BNE ZCEFA
0191 CE9E 7F CC 1A           ZCE9E CLR >CURLIN
0192 CEA1 AD 9F D3 E5        ZCEA1 JSR [ZD3E5]
0193 CEA5 B1 CC 0A            CMPA >ESCCHR
0194 CEA8 27 50               BEQ ZCEFA
0195 CEAA 81 03               CMPA #$03 CTRL C
0196 CEAC 26 F3               BNE ZCEA1
0197 CEAE 7F CC 11            CLR >LASTRM
0198 CEB1 6E 9F CC 16         JMP [ESCVEC]
0199                         *
0200                         ** PRINT CR, LINEFEED
0201                         *
0202 CEB5 7D CC 21           PCRLF1 TST >SIOFLG
0203 CEB8 26 27               BNE ZCEE1
0204 CEBA 8D D4               BSR ZCE90
0205 CEBC B6 CC 03            LDA >DEPCNT
0206 CEBF 27 20               BEQ ZCEE1
0207 CEC1 B1 CC 1A            CMPA >CURLIN
0208 CEC4 22 18               BHI ZCEDE
0209 CEC6 7F CC 1A            CLR >CURLIN
0210 CEC9 7D CC 09            TST >PAUSE
0211 CECC 27 02               BEQ ZCED0
0212 CECE 8D CE               BSR ZCE9E
0213 CED0 34 04              ZCED0 PSHS B
0214 CED2 F6 CC 08            LDB >EJTCNT
0215 CED5 27 05               BEQ ZCEDC
0216 CED7 8D 08              ZCED7 BSR ZCEE1
0217 CED9 5A                  DECB 
0218 CEDA 26 FB               BNE ZCED7
0219 CEDC 35 04              ZCEDC PULS B
0220 CEDE 7C CC 1A           ZCEDE INC >CURLIN
0221 CEE1 86 0D              ZCEE1 LDA #$0D
0222 CEE3 8D 5C               BSR PUTCH1
0223 CEE5 86 0A               LDA #$0A
0224 CEE7 8D 58               BSR PUTCH1
0225 CEE9 34 04               PSHS B
0226 CEEB F6 CC 05            LDB >NULCNT
0227 CEEE 27 06               BEQ ZCEF6
0228 CEF0 4F                 ZCEF0 CLRA 
0229 CEF1 8D 4E               BSR PUTCH1
0230 CEF3 5A                  DECB 
0231 CEF4 26 FA               BNE ZCEF0
0232 CEF6 35 04              ZCEF6 PULS B
0233 CEF8 1C FE              ZCEF8 ANDCC #$FE
0234 CEFA 39                 ZCEFA RTS 
0235                         *
0236                         ** GET A CHARACTER HONOURING TTYSET
0237                         *
0238 CEFB 7D CC 23           GETCH1 TST >INPSWT
0239 CEFE 26 1A               BNE ZCF1A
0240 CF00 7D CC 26            TST >FIPADR
0241 CF03 27 10               BEQ ZCF15
0242 CF05 8D 1A               BSR ZCF21
0243 CF07 7D CC 2F            TST >FIEFLG
0244 CF0A 27 11               BEQ ZCF1D
0245 CF0C 7D CC 24            TST >FOPADR
0246 CF0F 27 0C               BEQ ZCF1D
0247 CF11 8D 53               BSR ZCF66
0248 CF13 20 08               BRA ZCF1D
0249 CF15 BD CD 09           ZCF15 JSR >INCH
0250 CF18 20 03               BRA ZCF1D
0251                         
0252 CF1A BD CD 0C           ZCF1A JSR >INCH2
0253 CF1D 7F CC 1A           ZCF1D CLR >CURLIN
0254 CF20 39                  RTS 
0255                         
0256 CF21 BF CC 47           ZCF21 STX >ZCC47
0257 CF24 BE CC 26            LDX >FIPADR
0258 CF27 20 06               BRA ZCF2F
0259                         
0260 CF29 BF CC 47           ZCF29 STX >ZCC47
0261 CF2C BE CC 24            LDX >FOPADR
0262 CF2F BD D4 06           ZCF2F JSR >FMS
0263 CF32 26 04               BNE ZCF38
0264 CF34 BE CC 47            LDX >ZCC47
0265 CF37 39                  RTS 
0266                         
0267 CF38 7F CC 24           ZCF38 CLR >FOPADR
0268 CF3B BD D2 7F            JSR >RPTER1
0269 CF3E 7E CD 03            JMP >WARMS
0270                         *
0271                         ** OUTPUT CHARACTER HONOURING TTYSET
0272                         *
0273 CF41 7D CC 21           PUTCH1 TST >SIOFLG
0274 CF44 26 20               BNE ZCF66
0275 CF46 81 1F               CMPA #$1F
0276 CF48 22 05               BHI ZCF4F
0277 CF4A 7F CC 29            CLR >CURCOL
0278 CF4D 20 17               BRA ZCF66
0279                         
0280 CF4F 7C CC 29           ZCF4F INC >CURCOL
0281 CF52 34 02               PSHS A
0282 CF54 B6 CC 04            LDA >WIDCNT
0283 CF57 27 0B               BEQ ZCF64
0284 CF59 B1 CC 29            CMPA >CURCOL
0285 CF5C 24 06               BCC ZCF64
0286 CF5E BD CE B5            JSR >PCRLF1
0287 CF61 7C CC 29            INC >CURCOL
0288 CF64 35 02              ZCF64 PULS A
0289 CF66 34 02              ZCF66 PSHS A
0290 CF68 7D CC 22            TST >OUTSWT
0291 CF6B 26 13               BNE ZCF80
0292 CF6D 7D CC 24            TST >FOPADR
0293 CF70 27 04               BEQ ZCF76
0294 CF72 8D B5               BSR ZCF29
0295 CF74 20 0D               BRA ZCF83
0296                         
0297 CF76 7D CC 26           ZCF76 TST >FIPADR
0298 CF79 26 08               BNE ZCF83
0299 CF7B BD CD 0F            JSR >OUTCH
0300 CF7E 20 03               BRA ZCF83
0301 CF80 BD CD 12           ZCF80 JSR >OUTCH2
0302 CF83 35 02              ZCF83 PULS A
0303 CF85 39                  RTS 
0304                         
0305 CF86 7F CC 4A           OUTDC1 CLR >ZCC4A
0306 CF89 F7 CC 1D            STB >TRNFLG
0307 CF8C 86 04               LDA #$04
0308 CF8E B7 CC 4D            STA >ZCC4D
0309 CF91 EC 84               LDD ,X
0310 CF93 8E CC A0            LDX #DECTBL
0311 CF96 8D 0B              ZCF96 BSR ZCFA3
0312 CF98 30 02               LEAX $02,X
0313 CF9A 7A CC 4D            DEC >ZCC4D
0314 CF9D 26 F7               BNE ZCF96
0315 CF9F 1F 98               TFR B,A
0316 CFA1 20 3D               BRA OUTHXR
0317                         
0318 CFA3 7F CC 4B           ZCFA3 CLR >ZCC4B
0319 CFA6 10 A3 84           ZCFA6 CMPD ,X
0320 CFA9 25 07               BCS ZCFB2
0321 CFAB A3 84               SUBD ,X
0322 CFAD 7C CC 4B            INC >ZCC4B
0323 CFB0 20 F4               BRA ZCFA6
0324                         
0325 CFB2 34 02              ZCFB2 PSHS A
0326 CFB4 B6 CC 4B            LDA >ZCC4B
0327 CFB7 26 10               BNE ZCFC9
0328 CFB9 7D CC 4A            TST >ZCC4A
0329 CFBC 26 0B               BNE ZCFC9
0330 CFBE 7D CC 1D            TST >TRNFLG
0331 CFC1 27 0B               BEQ ZCFCE
0332 CFC3 86 20               LDA #$20
0333 CFC5 8D 23               BSR ZCFEA
0334 CFC7 20 05               BRA ZCFCE
0335                         
0336 CFC9 7C CC 4A           ZCFC9 INC >ZCC4A
0337 CFCC 8D 12               BSR OUTHXR
0338 CFCE 35 82              ZCFCE PULS PC,A
0339                         *
0340                         ** DISPLAY HEX ADDRESS
0341                         *
0342 CFD0 8D 02              OUTAD1 BSR OUTHX1
0343 CFD2 30 01               LEAX $01,X
0344                         *
0345                         ** OUPUT HEX BYTE
0346                         *
0347 CFD4 A6 84              OUTHX1 LDA ,X
0348 CFD6 8D 04               BSR OUTHXL
0349 CFD8 A6 84               LDA ,X
0350 CFDA 20 04               BRA OUTHXR
0351                         
0352 CFDC 44                 OUTHXL LSRA
0353 CFDD 44                  LSRA 
0354 CFDE 44                  LSRA 
0355 CFDF 44                  LSRA 
0356 CFE0 84 0F              OUTHXR ANDA #$0F
0357 CFE2 8B 30               ADDA #$30
0358 CFE4 81 39               CMPA #$39
0359 CFE6 23 02               BLS ZCFEA
0360 CFE8 8B 07               ADDA #$07
0361 CFEA 7E CF 41           ZCFEA JMP >PUTCH1
0362                         *
0363                         ** CLASSIFY CHARACTER ALHA/NUMERIC
0364                         *
0365 CFED 81 30              CLASS1 CMPA #'0
0366 CFEF 25 14               BCS ZD005
0367 CFF1 81 39               CMPA #'9
0368 CFF3 23 16               BLS ZD00B
0369 CFF5 81 41               CMPA #'A
0370 CFF7 25 0C               BCS ZD005
0371 CFF9 81 5A               CMPA #'Z
0372 CFFB 23 0E               BLS ZD00B
0373 CFFD 81 61               CMPA #'a $61
0374 CFFF 25 04               BCS ZD005
0375 D001 81 7A               CMPA #'z $7A
0376 D003 23 06               BLS ZD00B
0377 D005 1A 01              ZD005 ORCC #$01
0378 D007 B7 CC 11            STA >LASTRM
0379 D00A 39                  RTS 
0380 D00B 1C FE              ZD00B ANDCC #$FE
0381 D00D 39                  RTS 
0382                         *
0383                         ** GET NEXT CHARACTER FROM FILE
0384                         *
0385 D00E 34 10              NXTCH1 PSHS X
0386 D010 BE CC 14            LDX >LINPTR
0387 D013 B6 CC 18            LDA >CURCHR
0388 D016 B7 CC 19            STA >PRVCHR
0389 D019 A6 80              ZD019 LDA ,X+
0390 D01B B7 CC 18            STA >CURCHR
0391 D01E 81 0D               CMPA #$0D
0392 D020 27 10               BEQ ZD032
0393 D022 B1 CC 02            CMPA >EOLCHR
0394 D025 27 0B               BEQ ZD032
0395 D027 BF CC 14            STX >LINPTR
0396 D02A 81 20               CMPA #$20
0397 D02C 26 04               BNE ZD032
0398 D02E A1 84               CMPA ,X
0399 D030 27 E7               BEQ ZD019
0400 D032 8D B9              ZD032 BSR CLASS1
0401 D034 35 90               PULS PC,X
0402                         *
0403                         ** PARSE FILE SPEC. IN LINE BUFFER
0404                         *
0405 D036 86 15              GETFL1 LDA #$15
0406 D038 A7 01               STA $01,X
0407 D03A 86 FF               LDA #$FF
0408 D03C A7 03               STA $03,X
0409 D03E 6F 04               CLR $04,X
0410 D040 6F 0C               CLR $0C,X
0411 D042 BD D0 D4            JSR >ZD0D4
0412 D045 86 08               LDA #$08
0413 D047 B7 CC 4B            STA >ZCC4B
0414 D04A 8D 34               BSR ZD080
0415 D04C 25 2E               BCS ZD07C
0416 D04E 26 0F               BNE ZD05F
0417 D050 8D 2E               BSR ZD080
0418 D052 25 28               BCS ZD07C
0419 D054 26 09               BNE ZD05F
0420 D056 BC CC 3F            CMPX >ZCC3F
0421 D059 27 6C               BEQ ZD0C7
0422 D05B 8D 23               BSR ZD080
0423 D05D 23 68               BLS ZD0C7
0424 D05F BE CC 3F           ZD05F LDX >ZCC3F
0425 D062 6D 04               TST $04,X
0426 D064 27 61               BEQ ZD0C7
0427 D066 6D 03               TST $03,X
0428 D068 2A 0F               BPL ZD079
0429 D06A 7D CC 0D            TST >ZCC0D
0430 D06D 27 05               BEQ ZD074
0431 D06F B6 CC 0B            LDA >SYSDRV
0432 D072 20 03               BRA ZD077
0433                         
0434 D074 B6 CC 0C           ZD074 LDA >WRKDRV
0435 D077 A7 03              ZD077 STA $03,X
0436 D079 7F CC 0D           ZD079 CLR >ZCC0D
0437 D07C BE CC 3F           ZD07C LDX >ZCC3F
0438 D07F 39                  RTS 
0439                         
0440 D080 8D 8C              ZD080 BSR NXTCH1
0441 D082 25 43               BCS ZD0C7
0442 D084 81 39               CMPA #$39
0443 D086 22 15               BHI ZD09D
0444 D088 BE CC 3F            LDX >ZCC3F
0445 D08B 6D 03               TST $03,X
0446 D08D 2A 38               BPL ZD0C7
0447 D08F 84 03               ANDA #$03
0448 D091 A7 03               STA $03,X
0449 D093 BD D0 0E            JSR >NXTCH1
0450 D096 24 2F               BCC ZD0C7
0451 D098 81 2E              ZD098 CMPA #$2E
0452 D09A 1C FE               ANDCC #$FE
0453 D09C 39                  RTS 
0454                         
0455 D09D F6 CC 4B           ZD09D LDB >ZCC4B
0456 D0A0 2B 25               BMI ZD0C7
0457 D0A2 34 04               PSHS B
0458 D0A4 C0 05               SUBB #$05
0459 D0A6 F7 CC 4B            STB >ZCC4B
0460 D0A9 35 04               PULS B
0461 D0AB B1 CC 49           ZD0AB CMPA >MAPUP
0462 D0AE 25 02               BCS ZD0B2
0463 D0B0 80 20               SUBA #$20
0464 D0B2 A7 04              ZD0B2 STA $04,X
0465 D0B4 30 01               LEAX $01,X
0466 D0B6 5A                  DECB 
0467 D0B7 BD D0 0E            JSR >NXTCH1
0468 D0BA 24 08               BCC ZD0C4
0469 D0BC 81 2D               CMPA #$2D
0470 D0BE 27 04               BEQ ZD0C4
0471 D0C0 81 5F               CMPA #$5F
0472 D0C2 26 06               BNE ZD0CA
0473 D0C4 5D                 ZD0C4 TSTB 
0474 D0C5 26 E4               BNE ZD0AB
0475 D0C7 1A 01              ZD0C7 ORCC #$01
0476 D0C9 39                  RTS 
0477                         
0478 D0CA 5D                 ZD0CA TSTB 
0479 D0CB 27 CB               BEQ ZD098
0480 D0CD 6F 04               CLR $04,X
0481 D0CF 30 01               LEAX $01,X
0482 D0D1 5A                  DECB 
0483 D0D2 20 F6               BRA ZD0CA
0484                         
0485 D0D4 BF CC 3F           ZD0D4 STX >ZCC3F
0486 D0D7 BE CC 14            LDX >LINPTR
0487 D0DA A6 84              ZD0DA LDA ,X
0488 D0DC 81 20               CMPA #$20
0489 D0DE 26 04               BNE ZD0E4
0490 D0E0 30 01               LEAX $01,X
0491 D0E2 20 F6               BRA ZD0DA
0492 D0E4 BF CC 14           ZD0E4 STX >LINPTR
0493 D0E7 BE CC 3F            LDX >ZCC3F
0494 D0EA 39                  RTS 
0495                         *
0496                         ** DEFAULT FILE EXTENSION
0497                         *
0498 D0EB 34 30              SETEX1 PSHS Y,X
0499 D0ED E6 0C               LDB $0C,X
0500 D0EF 26 18               BNE ZD109
0501 D0F1 10 8E D1 0B         LDY #EXTTBL
0502 D0F5 81 0B               CMPA #$0B
0503 D0F7 22 10               BHI ZD109
0504 D0F9 C6 03               LDB #$03
0505 D0FB 3D                  MUL 
0506 D0FC 31 A5               LEAY B,Y
0507 D0FE C6 03               LDB #$03
0508 D100 A6 A0              ZD100 LDA ,Y+
0509 D102 A7 0C               STA $0C,X
0510 D104 30 01               LEAX $01,X
0511 D106 5A                  DECB 
0512 D107 26 F7               BNE ZD100
0513 D109 35 B0              ZD109 PULS PC,Y,X
0514                         *
0515                         ** STANDARD FILE NAME EXTTENSIONS
0516                         *
0517 D10B 42 49 4E           EXTTBL FCC "BIN"
0518 D10E 54 58 54            FCC "TXT"
0519 D111 43 4D 44            FCC "CMD"
0520 D114 42 41 53            FCC "BAS"
0521 D117 53 59 53            FCC "SYS"
0522 D11A 42 41 4B            FCC "BAK"
0523 D11D 53 43 52            FCC "SCR"
0524 D120 44 41 54            FCC "DAT"
0525 D123 42 41 43            FCC "BAC"
0526 D126 44 49 52            FCC "DIR"
0527 D129 50 52 54            FCC "PRT"
0528 D12C 4F 55 54            FCC "OUT"
0529                         *
0530                         ** READ A HEX ADDRESS FROM THE LINE BUFFER
0531                         *
0532 D12F BD D2 1E           GETHX1 JSR >ZD21E
0533 D132 BD D0 0E           ZD132 JSR >NXTCH1
0534 D135 25 22               BCS ZD159
0535 D137 8D 26               BSR ZD15F
0536 D139 25 18               BCS ZD153
0537 D13B 34 04               PSHS B
0538 D13D C6 04               LDB #$04
0539 D13F 78 CC 1C           ZD13F ASL >LODOFF+1
0540 D142 79 CC 1B            ROL >LODOFF
0541 D145 5A                  DECB 
0542 D146 26 F7               BNE ZD13F
0543 D148 35 04               PULS B
0544 D14A BB CC 1C            ADDA >LODOFF+1
0545 D14D B7 CC 1C            STA >LODOFF+1
0546 D150 5C                  INCB 
0547 D151 20 DF               BRA ZD132
0548                         
0549 D153 BD D0 0E           ZD153 JSR >NXTCH1
0550 D156 24 FB               BCC ZD153
0551 D158 39                  RTS 
0552                         
0553 D159 BE CC 1B           ZD159 LDX >LODOFF
0554 D15C 1C FE               ANDCC #$FE
0555 D15E 39                  RTS 
0556                         
0557 D15F 80 47              ZD15F SUBA #$47
0558 D161 2A 0F               BPL ZD172
0559 D163 8B 06               ADDA #$06
0560 D165 2A 04               BPL ZD16B
0561 D167 8B 07               ADDA #$07
0562 D169 2A 07               BPL ZD172
0563 D16B 8B 0A              ZD16B ADDA #$0A
0564 D16D 2B 03               BMI ZD172
0565 D16F 1C FE               ANDCC #$FE
0566 D171 39                  RTS 
0567                         
0568 D172 1A 01              ZD172 ORCC #$01
0569 D174 39                  RTS 
0570                         
0571 D175 BD D2 1E           INDEC1 JSR >ZD21E
0572 D178 BD D0 0E           ZD178 JSR >NXTCH1
0573 D17B 25 DC               BCS ZD159
0574 D17D 81 39               CMPA #$39
0575 D17F 22 D2               BHI ZD153
0576 D181 84 0F               ANDA #$0F
0577 D183 34 04               PSHS B
0578 D185 34 02               PSHS A
0579 D187 FC CC 1B            LDD >LODOFF
0580 D18A 58                  ASLB 
0581 D18B 49                  ROLA 
0582 D18C 58                  ASLB 
0583 D18D 49                  ROLA 
0584 D18E 58                  ASLB 
0585 D18F 49                  ROLA 
0586 D190 F3 CC 1B            ADDD >LODOFF
0587 D193 F3 CC 1B            ADDD >LODOFF
0588 D196 EB E0               ADDB ,S+
0589 D198 89 00               ADCA #$00
0590 D19A FD CC 1B            STD >LODOFF
0591 D19D 35 04               PULS B
0592 D19F 5C                  INCB 
0593 D1A0 20 D6               BRA ZD178
0594                         *
0595                         ** LOAD BINARY FILE
0596                         *
0597 D1A2 7F CC 1D           LOAD1 CLR >TRNFLG
0598 D1A5 8D 3D              ZD1A5 BSR ZD1E4
0599 D1A7 81 02               CMPA #$02
0600 D1A9 27 15               BEQ ZD1C0
0601 D1AB 81 16               CMPA #$16
0602 D1AD 26 F6               BNE ZD1A5
0603 D1AF 8D 33               BSR ZD1E4
0604 D1B1 B7 CC 1E            STA >TRNVEC
0605 D1B4 8D 2E               BSR ZD1E4
0606 D1B6 B7 CC 1F            STA >TRNVEC+1
0607 D1B9 86 01               LDA #$01
0608 D1BB B7 CC 1D            STA >TRNFLG
0609 D1BE 20 E5               BRA ZD1A5
0610                         
0611 D1C0 8D 22              ZD1C0 BSR ZD1E4
0612 D1C2 1F 89               TFR A,B
0613 D1C4 8D 1E               BSR ZD1E4
0614 D1C6 1E 89               EXG A,B
0615 D1C8 F3 CC 1B            ADDD >LODOFF
0616 D1CB FD CC 3D            STD >ZCC3D
0617 D1CE 8D 14               BSR ZD1E4
0618 D1D0 1F 89               TFR A,B
0619 D1D2 4D                  TSTA 
0620 D1D3 27 D0               BEQ ZD1A5
0621 D1D5 8D 0D              ZD1D5 BSR ZD1E4
0622 D1D7 BE CC 3D            LDX >ZCC3D
0623 D1DA A7 80               STA ,X+
0624 D1DC BF CC 3D            STX >ZCC3D
0625 D1DF 5A                  DECB 
0626 D1E0 26 F3               BNE ZD1D5
0627 D1E2 20 C1               BRA ZD1A5
0628                         
0629 D1E4 8E C8 40           ZD1E4 LDX #FCB
0630 D1E7 BD D4 06            JSR >FMS
0631 D1EA 27 11               BEQ ZD1FD
0632 D1EC A6 01               LDA $01,X
0633 D1EE 81 08               CMPA #$08
0634 D1F0 26 0E               BNE ZD200
0635 D1F2 32 62               LEAS $02,S
0636 D1F4 86 04              ZD1F4 LDA #$04
0637 D1F6 A7 84               STA ,X
0638 D1F8 BD D4 06            JSR >FMS
0639 D1FB 26 0D               BNE ZD20A
0640 D1FD 1C FE              ZD1FD ANDCC #$FE
0641 D1FF 39                  RTS 
0642                         
0643 D200 B7 CC 20           ZD200 STA >ERRTYP
0644 D203 81 04               CMPA #$04
0645 D205 26 03               BNE ZD20A
0646 D207 1A 01               ORCC #$01
0647 D209 39                  RTS 
0648                         
0649 D20A 8D 73              ZD20A BSR RPTER1
0650 D20C 7E CD E4            JMP >ZCDE4
0651                         *
0652                         ** 'GET' - LOAD BINARY FILE
0653                         *
0654 D20F 86 00              GETCMD LDA #$00
0655 D211 8D 35               BSR ZD248
0656 D213 25 0F               BCS ZD224
0657 D215 8D 07               BSR ZD21E
0658 D217 7C CC 4C            INC >ZCC4C
0659 D21A 8D 86               BSR LOAD1
0660 D21C 20 F1               BRA GETCMD
0661                         
0662 D21E 4F                 ZD21E CLRA 
0663 D21F 5F                  CLRB 
0664 D220 FD CC 1B            STD >LODOFF
0665 D223 39                  RTS 
0666                         
0667 D224 F6 CC 4C           ZD224 LDB >ZCC4C
0668 D227 10 27 FB AE         LBEQ ZCDD9
0669 D22B 7E CD 03            JMP >WARMS
0670                         
0671 D22E 86 02              ZD22E LDA #$02
0672 D230 8D 22               BSR ZD254
0673 D232 8D EA               BSR ZD21E
0674 D234 BD D1 A2            JSR >LOAD1
0675 D237 F6 CC 1D            LDB >TRNFLG
0676 D23A 27 04               BEQ ZD240
0677 D23C 6E 9F CC 1E         JMP [TRNVEC]
0678                         
0679 D240 8E CC 5C           ZD240 LDX #NTRMSG
0680 D243 86 81               LDA #$81
0681 D245 7E CD DE            JMP >ZCDDE
0682                         
0683 D248 34 02              ZD248 PSHS A
0684 D24A 8E C8 40            LDX #FCB
0685 D24D BD D0 36            JSR >GETFL1
0686 D250 35 02               PULS A
0687 D252 25 1A               BCS ZD26E
0688 D254 8E C8 40           ZD254 LDX #FCB
0689 D257 BD D0 EB            JSR >SETEX1
0690 D25A 8E C8 40            LDX #FCB
0691 D25D 86 01               LDA #$01
0692 D25F A7 84               STA ,X
0693 D261 BD D1 E4            JSR >ZD1E4
0694 D264 10 25 00 BB         LBCS ZD323
0695 D268 86 FF               LDA #$FF
0696 D26A A7 88 3B            STA $3B,X
0697 D26D 39                  RTS 
0698                         
0699 D26E B6 CC 11           ZD26E LDA >LASTRM
0700 D271 81 0D               CMPA #$0D
0701 D273 27 07               BEQ ZD27C
0702 D275 B1 CC 02            CMPA >EOLCHR
0703 D278 10 26 FB 5D         LBNE ZCDD9
0704 D27C 1A 01              ZD27C ORCC #$01
0705 D27E 39                  RTS 
0706                         
0707 D27F 34 30              RPTER1 PSHS Y,X
0708 D281 A6 01               LDA $01,X
0709 D283 B7 CC 20            STA >ERRTYP
0710 D286 27 63               BEQ ZD2EB
0711 D288 BD CD EA            JSR >RSTIO1
0712 D28B 10 BE CC 2D         LDY >ERRVEC
0713 D28F 26 08               BNE ZD299
0714 D291 81 10               CMPA #$10
0715 D293 27 58               BEQ ZD2ED
0716 D295 10 8E D3 61         LDY #ZD361
0717 D299 8E C8 40           ZD299 LDX #FCB
0718 D29C 6D 02               TST $02,X
0719 D29E 27 09               BEQ ZD2A9
0720 D2A0 86 04               LDA #$04
0721 D2A2 A7 84               STA ,X
0722 D2A4 BD D4 06            JSR >FMS
0723 D2A7 26 2E               BNE ZD2D7
0724 D2A9 8E C8 38           ZD2A9 LDX #ZC838
0725 D2AC C6 0B               LDB #$0B
0726 D2AE 8D 6E               BSR ZD31E
0727 D2B0 8E C8 40            LDX #FCB
0728 D2B3 B6 CC 0B            LDA >SYSDRV
0729 D2B6 A7 03               STA $03,X
0730 D2B8 86 01               LDA #$01
0731 D2BA A7 84               STA ,X
0732 D2BC BD D4 06            JSR >FMS
0733 D2BF 26 16               BNE ZD2D7
0734 D2C1 B6 CC 20            LDA >ERRTYP
0735 D2C4 4A                  DECA 
0736 D2C5 47                  ASRA 
0737 D2C6 47                  ASRA 
0738 D2C7 4C                  INCA 
0739 D2C8 6F 88 20            CLR $20,X
0740 D2CB A7 88 21            STA $21,X
0741 D2CE 86 15               LDA #$15
0742 D2D0 A7 84               STA ,X
0743 D2D2 BD D4 06            JSR >FMS
0744 D2D5 27 1E               BEQ ZD2F5
0745 D2D7 8E CC 75           ZD2D7 LDX #DERMSG
0746 D2DA BD CE 81            JSR >PSTRG1
0747 D2DD BE CC 3F            LDX >ZCC3F
0748 D2E0 B6 CC 20            LDA >ERRTYP
0749 D2E3 A7 01               STA $01,X
0750 D2E5 6F 84               CLR ,X
0751 D2E7 5F                  CLRB 
0752 D2E8 BD CF 86            JSR >OUTDC1
0753 D2EB 35 B0              ZD2EB PULS PC,Y,X
0754                         
0755 D2ED 8E CC 82           ZD2ED LDX #DNRMSG
0756 D2F0 BD CE 81            JSR >PSTRG1
0757 D2F3 20 F6               BRA ZD2EB
0758                         
0759 D2F5 BD CE B5           ZD2F5 JSR >PCRLF1
0760 D2F8 8E C8 40            LDX #FCB
0761 D2FB B6 CC 20            LDA >ERRTYP
0762 D2FE 4A                  DECA 
0763 D2FF 84 03               ANDA #$03
0764 D301 C6 3F               LDB #$3F
0765 D303 3D                  MUL 
0766 D304 CB 04               ADDB #$04
0767 D306 E7 88 22            STB $22,X
0768 D309 BD D4 06           ZD309 JSR >FMS
0769 D30C 26 C9               BNE ZD2D7
0770 D30E BD CF 41            JSR >PUTCH1
0771 D311 81 0D               CMPA #$0D
0772 D313 26 F4               BNE ZD309
0773 D315 86 04               LDA #$04
0774 D317 A7 84               STA ,X
0775 D319 BD D4 06            JSR >FMS
0776 D31C 20 CD               BRA ZD2EB
0777 D31E 34 30              ZD31E PSHS Y,X
0778 D320 7E D1 00            JMP >ZD100
0779                         
0780 D323 8E CC 6B           ZD323 LDX #NFDMSG NOT FOUND
0781 D326 7E CD E1            JMP >ZCDE1
0782                         *
0783                         ** CALL FLEX AS A SUBROUTINE
0784                         *
0785 D329 35 06              DOCMD1 PULS B,A
0786 D32B FD CC 43            STD >ZCC43
0787 D32E 10 FF CC 45        ZD32E STS >ZCC45
0788 D332 7F CC 20            CLR >ERRTYP
0789 D335 7C CC 28            INC >CMDFLG
0790 D338 7E CD B8            JMP >ZCDB8
0791 D33B 7F CC 28           ZD33B CLR >CMDFLG
0792 D33E 10 FE CC 45         LDS >ZCC45
0793 D342 F6 CC 20            LDB >ERRTYP
0794 D345 6E 9F CC 43         JMP [ZCC43]
0795                         *
0796                         ** ADD ACCB TO IX
0797                         *
0798 D349 3A                 ADDBX1 ABX
0799 D34A 39                  RTS
0800                         
0801 D34B 7D CC FC           ZD34B TST >ZCCFC
0802 D34E 26 04               BNE ZD354
0803 D350 6E 9F D3 F3         JMP [MONVEC]
0804                         
0805 D354 8E C8 40           ZD354 LDX #FCB
0806 D357 86 1B               LDA #$1B
0807 D359 A7 01               STA $01,X
0808 D35B BD D2 7F            JSR >RPTER1
0809 D35E 7E CD 67            JMP >WARM1
0810                         
0811 D361 45 52 52 4F 52 53  ZD361 FCC /ERRORS/
0812 D367 00 00               FCB $00,$00
0813 D369 53 59 53            FCC /SYS/
0009                          END
0000                          INCLUDE "f9-monio.txt"
0001                         *
0002                         ** TERMINAL AND PRINTER DRIVERS
0003                         ** SYS09BUG - Spartan 3 Starter Board
0004                         *
0005                         ** FLEX DRIVER MEMORY MAP:
0006                         ** C700 - C83F  PRINTER SPOOLER
0007                         ** CCC0 - CCF7  PRINTER DRIVERS
0008                         ** D370 - D3FF  CONSOLE DRIVERS
0009                         ** DE00 - DFAF  DISK DRIVERS
0010                         *
0011                         *
0012                         ** INTERRUPT VECTORS
0013                         *
0014 DFC8                    IRQVEC EQU   MONRAM+$08
0015 DFC2                    SWIVEC EQU   MONRAM+$02     SWI3 VECTOR
0016                         *
0017                         ** PRINTER DRIVERS
0018                         *
0019 CCC0                     ORG $CCC0
0020 CCC0 7E D3 70           PINIT JMP DUMRTS INITIATE PRINTER
0021 CCD8                     ORG $CCD8
0022 CCD8 7E D3 70           PCHK JMP DUMRTS CHECK IF PRINTER READY
0023 CCE4                     ORG $CCE4
0024 CCE4 7E D3 70           POUT JMP DUMRTS OUTPUT CHR. TO PRINTER
0025 CCF8                     ORG $CCF8
0026 CCF8 01 00 00 00        ZCCF8 FCB $01,$00,$00,$00
0027 CCFC 00 00 00 00        ZCCFC FCB $00,$00,$00,$00
0028                         *
0029                         ** CONSOLE DRIVER PATCHES:
0030                         *
0031 D370                           ORG $D370
0032 D370                    IHND   EQU   *         INTERRUPT HANDLER
0033 D370                    TMON   EQU   *         TIMER ON
0034 D370                    TMOFF  EQU   *         TIMER OFF
0035 D370                    TMINT  EQU   *         TIMER INITIALIZATION
0036 D370                    DUMRTS EQU   *
0037 D370 39                        RTS
0038                         *
0039                         ** SBUG MONITOR I/O CALLS
0040                         *
0041 D371 7E D3 70           TERINZ JMP DUMRTS   INITIATE ACIA
0042 D374 6E 9F F8 04        INCHNE JMP [MONROM+$04] INPUT WITHOUT ECHO
0043 D378 6E 9F F8 00        MONITR JMP [MONROM+$00]
0044 D37C 6E 9F F8 08        INCHEK JMP [MONROM+$08] CHECK FOR TERMINAL ENTRY
0045 D380 6E 9F F8 0A        OUTEEE JMP [MONROM+$0A] OUPUT CHARACTER
0046 D384 6E 9F F8 06        INEEE  JMP [MONROM+$06] INPUT WITH ECHO
0047                         
0048                         *
0049                         ** AUTO BLOCK FDBS
0050                         *
0051 D3E5                           ORG   $D3E5
0052 D3E5 D3 74              ZD3E5  FDB   INCHNE    INPUT - NO ECHO
0053 D3E7 D3 70              IHNDVC FDB   IHND      IRQ INTERRUPT HANDLER
0054 D3E9 DF C2              SWIVVC FDB   SWIVEC    SWI3 VECTOR LOCATION
0055 D3EB DF C8              IRQVVC FDB   IRQVEC    IRQ VECTOR LOCATION
0056 D3ED D3 70              TOFVEC FDB   TMOFF     TIMER OFF ROUTINE
0057 D3EF D3 70              TONVEC FDB   TMON      TIMER ON ROUTINE
0058 D3F1 D3 70              TINVEC FDB   TMINT     TIMER INITIALIZE ROUTINE
0059 D3F3 D3 78              MONVEC FDB   MONITR    MONITOR RETURN ADDRESS
0060 D3F5 D3 71              TERVEC FDB   TERINZ    TERMINAL INITIATION
0061 D3F7 D3 7C              STAVEC FDB   INCHEK    CHECK TERMINAL STATUS
0062 D3F9 D3 80              OUTVEC FDB   OUTEEE    TERMINAL CHAR OUTPUT
0063 D3FB D3 84              INVEC  FDB   INEEE     TERMINAL INPUT CHARACTER
0064 D3FD 7E CA 00           ZD3FD  JMP   ZCA00
0010                                END
0000                          INCLUDE "f9-fms.txt"
0001                         *
0002                         ** FILE MANAGEMENT SYSTEM
0003                         *
0004 D400 7E D4 36           ZD400 JMP >ZD436
0005 D403 7E D4 59           FMSCLS JMP >ZD459
0006 D406 7E D4 7B           FMS JMP >FMS1
0007 D409 20 44 49 53 4B 20  CPYMSG FCC / DISK OPERATING SYSTEM/
          4F 50 45 52 41 54
          49 4E 47 20 53 59
          53 54 45 4D
0008 D41F 20 43 4F 50 59 52   FCC / COPYRIGHT (C) 1980 BY/
          49 47 48 54 20 28
          43 29 20 31 39 38
          30 20 42 59
0009 D435 20 54 45 43 48 4E   FCC / TECHNICAL SYSTEMS CONSULTANTS/
          49 43 41 4C 20 53
          59 53 54 45 4D 53
          20 43 4F 4E 53 55
          4C 54 41 4E 54 53
0010 D409                     ORG CPYMSG
0011 D409                    FCBPTR RMB 2
0012 D40B                    CURFCB RMB 4
0013 D40F                    ZD40F RMB 2
0014 D411                    ZD411 RMB 1
0015 D412                    ZD412 RMB 1
0016 D413                    ZD413 RMB 1
0017 D414                    ZD414 RMB 1
0018 D415                    ZD415 RMB 2
0019 D417                    ZD417 RMB 1
0020 D418                    ZD418 RMB 2
0021 D41A                    ZD41A RMB 1
0022 D41B                    ZD41B RMB 2
0023 D41D                    ZD41D RMB 24
0024 D435 FF                 VERFLG FCB $FF
0025                         *
0026                         **
0027                         *
0028 D436 BD DE 15           ZD436 JSR >COLDDR
0029 D439 8E D4 09            LDX #FCBPTR
0030 D43C C6 0A               LDB #$0A
0031 D43E 8D 11               BSR ZD451
0032 D440 8E 00 05            LDX #Z0005
0033 D443 BF D4 13            STX >ZD413
0034 D446 BF D4 15            STX >ZD415
0035 D449 7F D4 1A            CLR >ZD41A
0036 D44C 8E D4 1B           ZD44C LDX #ZD41B
0037 D44F C6 1A               LDB #$1A
0038 D451 6F 80              ZD451 CLR ,X+
0039 D453 5A                  DECB 
0040 D454 26 FB               BNE ZD451
0041 D456 7E C7 0C            JMP >PRSPL5
0042                         
0043 D459 BD C7 09           ZD459 JSR >PRSPL4
0044 D45C BE D4 09           ZD45C LDX >FCBPTR
0045 D45F 27 EB               BEQ ZD44C
0046 D461 30 88 E4            LEAX -$1C,X
0047 D464 BF D4 0B            STX >CURFCB
0048 D467 34 20               PSHS Y
0049 D469 BD DA C3            JSR >CLOSE
0050 D46C 35 20               PULS Y
0051 D46E 24 EC               BCC ZD45C
0052 D470 BE D4 0B            LDX >CURFCB
0053 D473 6F 02               CLR $02,X
0054 D475 BD C7 0C            JSR >PRSPL5
0055 D478 C6 FF               LDB #$FF
0056 D47A 39                  RTS 
0057                         
0058                         *
0059                         ** FMS CALL, PROCESSING
0060                         *
0061 D47B 7D CC FC           FMS1 TST >ZCCFC
0062 D47E 27 03               BEQ ZD483
0063 D480 BD C7 09            JSR >PRSPL4
0064 D483 34 24              ZD483 PSHS Y,B
0065 D485 BF D4 0B            STX >CURFCB
0066 D488 6F 01               CLR $01,X
0067 D48A E6 84               LDB ,X
0068 D48C 26 22               BNE DOFUNC
0069                         *
0070                         ** READ/WRITE CHAR/BYTE
0071                         *
0072 D48E E6 02               LDB $02,X
0073 D490 27 1A               BEQ ZD4AC
0074 D492 C1 02               CMPB #$02
0075 D494 27 11               BEQ ZD4A7
0076 D496 BD D5 B4            JSR >ZD5B4
0077 D499 BE D4 0B           ZD499 LDX >CURFCB
0078 D49C 25 26               BCS ZD4C4
0079 D49E 7D CC FC            TST >ZCCFC
0080 D4A1 26 23               BNE ZD4C6
0081 D4A3 5F                  CLRB 
0082 D4A4 35 24               PULS Y,B
0083 D4A6 39                  RTS 
0084                         
0085 D4A7 BD D6 CF           ZD4A7 JSR >ZD6CF
0086 D4AA 20 ED               BRA ZD499
0087 D4AC C6 12              ZD4AC LDB #$12
0088 D4AE 20 14               BRA ZD4C4
0089                         
0090 D4B0 C1 16              DOFUNC CMPB #$16
0091 D4B2 23 04               BLS DOFUN1
0092 D4B4 C6 01               LDB #$01
0093 D4B6 20 0C               BRA ZD4C4
0094 D4B8 5A                 DOFUN1 DECB
0095 D4B9 58                  ASLB 
0096 D4BA 8E D4 CE            LDX #FMSTBL
0097 D4BD AD 95               JSR [B,X]
0098 D4BF BE D4 0B            LDX >CURFCB
0099 D4C2 24 02               BCC ZD4C6
0100 D4C4 E7 01              ZD4C4 STB $01,X
0101 D4C6 BD C7 0C           ZD4C6 JSR >PRSPL5
0102 D4C9 6D 01               TST $01,X
0103 D4CB 35 24               PULS Y,B
0104 D4CD 39                  RTS 
0105                         *
0106                         ** FMS COMMAND VECTOR TABLE
0107                         *
0108 D4CE D9 86              FMSTBL FDB OPENRD FC 1
0109 D4D0 D9 D9               FDB OPENWR FC 2
0110 D4D2 DA F9               FDB OPENUD FC 3
0111 D4D4 DA C3               FDB CLOSE FC 4
0112 D4D6 D5 E2               FDB REWIND FC 5
0113 D4D8 D8 1D               FDB OPNDIR FC 6
0114 D4DA D8 38               FDB GETREC FC 7
0115 D4DC D8 76               FDB PUTREC FC 8
0116 D4DE D6 41               FDB RDSECT FC 9
0117 D4E0 D6 9F               FDB WRSECT FC 10
0118 D4E2 D9 69               FDB RESV1 FC 11
0119 D4E4 DB D6               FDB DELETE FC 12
0120 D4E6 DB 2C               FDB RENAME FC 13
0121 D4E8 D6 99               FDB RESV2 FC 14
0122 D4EA DA 87               FDB NXTSEC FC 15
0123 D4EC D8 10               FDB OPNREC FC 16
0124 D4EE D5 6F               FDB GETBYT FC 17
0125 D4F0 D5 90               FDB PUTBYT FC 18
0126 D4F2 DB 07               FDB RESV3 FC 19
0127 D4F4 DD BD               FDB NXTDRV FC 20
0128 D4F6 DC FB               FDB POSREC FC 21
0129 D4F8 DC E5               FDB BAKREC FC 22
0130                         *
0131                         **
0132                         *
0133 D4FA 8D 20              ZD4FA BSR ZD51C
0134 D4FC 26 05               BNE ZD503
0135 D4FE C6 02               LDB #$02
0136 D500 1A 01               ORCC #$01
0137 D502 39                  RTS 
0138                         
0139 D503 ED 84              ZD503 STD ,X
0140 D505 AE 84               LDX ,X
0141 D507 6F 84               CLR ,X
0142 D509 6F 01               CLR $01,X
0143 D50B 39                  RTS 
0144                         
0145 D50C 8D 0E              ZD50C BSR ZD51C
0146 D50E 27 05               BEQ ZD515
0147 D510 C6 0D               LDB #$0D
0148 D512 1A 01               ORCC #$01
0149 D514 39                  RTS 
0150                         
0151 D515 EC 94              ZD515 LDD [,X]
0152 D517 ED 84               STD ,X
0153 D519 1C FE               ANDCC #$FE
0154 D51B 39                  RTS 
0155                         
0156 D51C FC D4 0B           ZD51C LDD >CURFCB
0157 D51F C3 00 1C            ADDD #$001C
0158 D522 8E D4 09            LDX #FCBPTR
0159 D525 10 AE 84           ZD525 LDY ,X
0160 D528 26 03               BNE ZD52D
0161 D52A 1C FB               ANDCC #$FB
0162 D52C 39                  RTS 
0163                         
0164 D52D 10 A3 84           ZD52D CMPD ,X
0165 D530 26 01               BNE ZD533
0166 D532 39                  RTS 
0167 D533 AE 84              ZD533 LDX ,X
0168 D535 20 EE               BRA ZD525
0169                         
0170 D537 BE D4 0B           ZD537 LDX >CURFCB
0171 D53A 4F                  CLRA 
0172 D53B 5F                  CLRB 
0173 D53C 8D 02               BSR ZD540
0174 D53E C6 2F               LDB #$2F
0175 D540 A7 88 11           ZD540 STA $11,X
0176 D543 30 01               LEAX $01,X
0177 D545 5A                  DECB 
0178 D546 26 F8               BNE ZD540
0179 D548 39                  RTS 
0180                         
0181 D549 BE D4 0B           ZD549 LDX >CURFCB
0182 D54C C6 0B               LDB #$0B
0183 D54E A6 04              ZD54E LDA $04,X
0184 D550 A7 88 24            STA $24,X
0185 D553 30 01               LEAX $01,X
0186 D555 5A                  DECB 
0187 D556 26 F6               BNE ZD54E
0188 D558 39                  RTS 
0189                         
0190 D559 BE D4 0B           ZD559 LDX >CURFCB
0191 D55C C6 0B               LDB #$0B
0192 D55E A6 04              ZD55E LDA $04,X
0193 D560 34 02               PSHS A
0194 D562 A6 88 24            LDA $24,X
0195 D565 A1 E0               CMPA ,S+
0196 D567 26 05               BNE ZD56E
0197 D569 30 01               LEAX $01,X
0198 D56B 5A                  DECB 
0199 D56C 26 F0               BNE ZD55E
0200 D56E 39                 ZD56E RTS 
0201                         *
0202                         ** GET RANDOM BYTE FROM SECTOR
0203                         *
0204 D56F BE D4 0B           GETBYT LDX >CURFCB
0205 D572 E6 02               LDB $02,X
0206 D574 54                  LSRB 
0207 D575 24 79               BCC ZD5F0
0208 D577 E6 88 23            LDB $23,X
0209 D57A 7E D6 00            JMP >ZD600
0210                         
0211 D57D BE D4 0B           ZD57D LDX >CURFCB
0212 D580 E6 88 22            LDB $22,X
0213 D583 6C 88 22            INC $22,X
0214 D586 3A                  ABX 
0215 D587 A7 88 40            STA $40,X
0216 D58A 5C                  INCB 
0217 D58B 26 1F               BNE ZD5AC
0218 D58D 1A 01               ORCC #$01
0219 D58F 39                  RTS 
0220                         *
0221                         ** PUT RANDOM BYTE IN SECTOR
0222                         *
0223 D590 BE D4 0B           PUTBYT LDX >CURFCB
0224 D593 E6 02               LDB $02,X
0225 D595 C4 03               ANDB #$03
0226 D597 C1 03               CMPB #$03
0227 D599 26 55               BNE ZD5F0
0228 D59B CA 80               ORB #$80
0229 D59D E7 02               STB $02,X
0230 D59F E6 0F               LDB $0F,X
0231 D5A1 C5 80               BITB #$80
0232 D5A3 26 0A               BNE ZD5AF
0233 D5A5 E6 88 23            LDB $23,X
0234 D5A8 3A                  ABX 
0235 D5A9 A7 88 40            STA $40,X
0236 D5AC 1C FE              ZD5AC ANDCC #$FE
0237 D5AE 39                  RTS 
0238                         
0239 D5AF C6 0B              ZD5AF LDB #$0B
0240 D5B1 1A 01               ORCC #$01
0241 D5B3 39                  RTS 
0242                         
0243 D5B4 A6 88 3B           ZD5B4 LDA $3B,X
0244 D5B7 2B 3C               BMI ZD5F5
0245 D5B9 27 07               BEQ ZD5C2
0246 D5BB 6A 88 3B            DEC $3B,X
0247 D5BE 86 20               LDA #$20
0248 D5C0 20 1D               BRA ZD5DF
0249                         
0250 D5C2 8D 31              ZD5C2 BSR ZD5F5
0251 D5C4 25 1B               BCS ZD5E1
0252 D5C6 81 18               CMPA #$18
0253 D5C8 22 15               BHI ZD5DF
0254 D5CA 27 F6               BEQ ZD5C2
0255 D5CC 81 09               CMPA #$09
0256 D5CE 26 0C               BNE ZD5DC
0257 D5D0 8D 23               BSR ZD5F5
0258 D5D2 25 0D               BCS ZD5E1
0259 D5D4 BE D4 0B            LDX >CURFCB
0260 D5D7 A7 88 3B            STA $3B,X
0261 D5DA 20 D8               BRA ZD5B4
0262                         
0263 D5DC 4D                 ZD5DC TSTA 
0264 D5DD 27 E3               BEQ ZD5C2
0265 D5DF 1C FE              ZD5DF ANDCC #$FE
0266 D5E1 39                 ZD5E1 RTS 
0267                         *
0268                         ** REWIND FILE
0269                         *
0270 D5E2 BD DA B1           REWIND JSR >ZDAB1
0271 D5E5 25 09               BCS ZD5F0
0272 D5E7 85 01               BITA #$01
0273 D5E9 27 05               BEQ ZD5F0
0274 D5EB A7 84               STA ,X
0275 D5ED 7E D9 A0            JMP >ZD9A0
0276                         
0277 D5F0 C6 12              ZD5F0 LDB #$12
0278 D5F2 1A 01               ORCC #$01
0279 D5F4 39                  RTS 
0280                         
0281 D5F5 BE D4 0B           ZD5F5 LDX >CURFCB
0282 D5F8 E6 88 22            LDB $22,X
0283 D5FB 27 0A               BEQ ZD607
0284 D5FD 6C 88 22            INC $22,X
0285 D600 3A                 ZD600 ABX 
0286 D601 A6 88 40            LDA $40,X
0287 D604 1C FE               ANDCC #$FE
0288 D606 39                  RTS 
0289                         
0290 D607 8D 03              ZD607 BSR ZD60C
0291 D609 24 EA               BCC ZD5F5
0292 D60B 39                  RTS 
0293                         
0294 D60C BE D4 0B           ZD60C LDX >CURFCB
0295 D60F EC 88 40            LDD $40,X
0296 D612 6C 88 21            INC $21,X
0297 D615 26 03               BNE ZD61A
0298 D617 6C 88 20            INC $20,X
0299 D61A 10 83 00 00        ZD61A CMPD #$0000
0300 D61E 27 1C               BEQ ZD63C
0301 D620 ED 88 1E           ZD620 STD $1E,X
0302 D623 34 02               PSHS A
0303 D625 86 04               LDA #$04
0304 D627 A7 88 22            STA $22,X
0305 D62A 35 02               PULS A
0306 D62C 8D 13               BSR RDSECT
0307 D62E 24 10               BCC ZD640
0308 D630 C5 80               BITB #$80
0309 D632 27 04               BEQ ZD638
0310 D634 C6 10               LDB #$10
0311 D636 20 06               BRA ZD63E
0312                         
0313 D638 C6 09              ZD638 LDB #$09
0314 D63A 20 02               BRA ZD63E
0315                         
0316 D63C C6 08              ZD63C LDB #$08
0317 D63E 1A 01              ZD63E ORCC #$01
0318 D640 39                 ZD640 RTS 
0319                         *
0320                         ** READ SINGLE SECTOR
0321                         *
0322 D641 8D 25              RDSECT BSR ZD668
0323 D643 BE D4 0B            LDX >CURFCB
0324 D646 BD DE 0C            JSR >DRIVE
0325 D649 25 12               BCS ZD65D
0326 D64B 8D 11              ZD64B BSR ZD65E
0327 D64D BD DE 00            JSR >READ
0328 D650 26 03               BNE ZD655
0329 D652 1C FE               ANDCC #$FE
0330 D654 39                  RTS 
0331                         
0332 D655 34 04              ZD655 PSHS B
0333 D657 8D 17               BSR ZD670
0334 D659 35 04               PULS B
0335 D65B 24 EE               BCC ZD64B
0336 D65D 39                 ZD65D RTS 
0337                         
0338 D65E BE D4 0B           ZD65E LDX >CURFCB
0339 D661 EC 88 1E            LDD $1E,X
0340 D664 30 88 40            LEAX $40,X
0341 D667 39                  RTS 
0342                         
0343 D668 4F                 ZD668 CLRA 
0344 D669 B7 D4 11            STA >ZD411
0345 D66C B7 D4 12            STA >ZD412
0346 D66F 39                  RTS 
0347                         
0348 D670 C5 10              ZD670 BITB #$10
0349 D672 26 11               BNE ZD685
0350 D674 C5 80               BITB #$80
0351 D676 26 24               BNE ZD69C
0352 D678 F6 D4 11            LDB >ZD411
0353 D67B 5C                  INCB 
0354 D67C C1 07               CMPB #$07
0355 D67E 27 05               BEQ ZD685
0356 D680 F7 D4 11            STB >ZD411
0357 D683 20 14               BRA RESV2
0358                         
0359 D685 7F D4 11           ZD685 CLR >ZD411
0360 D688 F6 D4 12            LDB >ZD412
0361 D68B 5C                  INCB 
0362 D68C C1 04               CMPB #$04
0363 D68E 27 0C               BEQ ZD69C
0364 D690 F7 D4 12            STB >ZD412
0365 D693 BE D4 0B            LDX >CURFCB
0366 D696 BD DE 09            JSR >RESTOR
0367                         *
0368                         ** RESERVED
0369                         *
0370 D699 1C FE              RESV2 ANDCC #$FE
0371 D69B 39                  RTS 
0372 D69C 1A 01              ZD69C ORCC #$01
0373 D69E 39                  RTS 
0374                         *
0375                         ** WRITE SINGLE SECTOR
0376                         *
0377 D69F 8D C7              WRSECT BSR ZD668
0378 D6A1 BE D4 0B            LDX >CURFCB
0379 D6A4 BD DE 0C            JSR >DRIVE
0380 D6A7 25 20               BCS ZD6C9
0381 D6A9 BE D4 0B           ZD6A9 LDX >CURFCB
0382 D6AC 8D B0               BSR ZD65E
0383 D6AE BD DE 03            JSR >WRITE
0384 D6B1 26 0A               BNE ZD6BD
0385 D6B3 B6 D4 35            LDA >VERFLG
0386 D6B6 27 37               BEQ ZD6EF
0387 D6B8 BD DE 06            JSR >VERIFY
0388 D6BB 27 32               BEQ ZD6EF
0389 D6BD C5 40              ZD6BD BITB #$40
0390 D6BF 26 0B               BNE ZD6CC
0391 D6C1 34 04               PSHS B
0392 D6C3 8D AB               BSR ZD670
0393 D6C5 35 04               PULS B
0394 D6C7 24 E0               BCC ZD6A9
0395 D6C9 39                 ZD6C9 RTS 
0396                         
0397 D6CA C6 20               LDB #$20
0398 D6CC 1A 01              ZD6CC ORCC #$01
0399 D6CE 39                  RTS 
0400                         
0401 D6CF BE D4 0B           ZD6CF LDX >CURFCB
0402 D6D2 E6 88 3B            LDB $3B,X
0403 D6D5 2B 3D               BMI ZD714
0404 D6D7 81 20               CMPA #$20
0405 D6D9 26 0F               BNE ZD6EA
0406 D6DB 5C                  INCB 
0407 D6DC E7 88 3B            STB $3B,X
0408 D6DF C1 7F               CMPB #$7F
0409 D6E1 26 0C               BNE ZD6EF
0410 D6E3 20 0D               BRA ZD6F2
0411                         
0412 D6E5 8D 0B              ZD6E5 BSR ZD6F2
0413 D6E7 24 E6               BCC ZD6CF
0414 D6E9 39                  RTS 
0415                         
0416 D6EA 5D                 ZD6EA TSTB 
0417 D6EB 27 27               BEQ ZD714
0418 D6ED 20 F6               BRA ZD6E5
0419                         
0420 D6EF 1C FE              ZD6EF ANDCC #$FE
0421 D6F1 39                  RTS 
0422                         
0423 D6F2 34 02              ZD6F2 PSHS A
0424 D6F4 C1 01               CMPB #$01
0425 D6F6 26 04               BNE ZD6FC
0426 D6F8 86 20               LDA #$20
0427 D6FA 20 10               BRA ZD70C
0428                         
0429 D6FC 86 09              ZD6FC LDA #$09
0430 D6FE 8D 14               BSR ZD714
0431 D700 35 02               PULS A
0432 D702 25 0F               BCS ZD713
0433 D704 34 02               PSHS A
0434 D706 BE D4 0B            LDX >CURFCB
0435 D709 A6 88 3B            LDA $3B,X
0436 D70C 6F 88 3B           ZD70C CLR $3B,X
0437 D70F 8D 03               BSR ZD714
0438 D711 35 02               PULS A
0439 D713 39                 ZD713 RTS 
0440                         
0441 D714 BE D4 0B           ZD714 LDX >CURFCB
0442 D717 E6 02               LDB $02,X
0443 D719 C1 02               CMPB #$02
0444 D71B 10 26 FE D1         LBNE ZD5F0
0445 D71F E6 88 22            LDB $22,X
0446 D722 C1 04               CMPB #$04
0447 D724 26 08               BNE ZD72E
0448 D726 34 02               PSHS A
0449 D728 8D 21               BSR ZD74B
0450 D72A 35 02               PULS A
0451 D72C 25 0F               BCS ZD73D
0452 D72E BD D5 7D           ZD72E JSR >ZD57D
0453 D731 24 0A               BCC ZD73D
0454 D733 C6 04               LDB #$04
0455 D735 BE D4 0B            LDX >CURFCB
0456 D738 E7 88 22            STB $22,X
0457 D73B 1C FE               ANDCC #$FE
0458 D73D 39                 ZD73D RTS 
0459                         
0460 D73E BE D4 0B           ZD73E LDX >CURFCB
0461 D741 4F                  CLRA 
0462 D742 5F                  CLRB 
0463 D743 ED 88 20            STD $20,X
0464 D746 ED 88 42            STD $42,X
0465 D749 20 27               BRA ZD772
0466                         
0467 D74B E6 88 12           ZD74B LDB $12,X
0468 D74E 26 22               BNE ZD772
0469 D750 E6 88 17            LDB $17,X
0470 D753 27 44               BEQ ZD799
0471 D755 6F 88 17            CLR $17,X
0472 D758 8D 3F               BSR ZD799
0473 D75A 25 2A               BCS ZD786
0474 D75C 8D E0               BSR ZD73E
0475 D75E 25 26               BCS ZD786
0476 D760 8D DC               BSR ZD73E
0477 D762 25 22               BCS ZD786
0478 D764 BE D4 0B            LDX >CURFCB
0479 D767 C6 02               LDB #$02
0480 D769 E7 88 17            STB $17,X
0481 D76C EC 88 11            LDD $11,X
0482 D76F 7E DC 82            JMP >ZDC82
0483                         
0484 D772 8D 0E              ZD772 BSR ZD782
0485 D774 BE D4 0B            LDX >CURFCB
0486 D777 ED 88 40            STD $40,X
0487 D77A BD D6 9F            JSR >WRSECT
0488 D77D 24 1A               BCC ZD799
0489 D77F 7E DB C1            JMP >ZDBC1
0490                         
0491 D782 8D 03              ZD782 BSR ZD787
0492 D784 EC 84               LDD ,X
0493 D786 39                 ZD786 RTS 
0494                         
0495 D787 BE D4 0B           ZD787 LDX >CURFCB
0496 D78A E6 03               LDB $03,X
0497 D78C 86 06               LDA #$06
0498 D78E 3D                  MUL 
0499 D78F 8E D4 1D            LDX #ZD41D
0500 D792 3A                  ABX 
0501 D793 BF D4 1B            STX >ZD41B
0502 D796 6D 84               TST ,X
0503 D798 39                  RTS 
0504                         
0505 D799 8D E7              ZD799 BSR ZD782
0506 D79B 26 05               BNE ZD7A2
0507 D79D C6 07               LDB #$07
0508 D79F 1A 01              ZD79F ORCC #$01
0509 D7A1 39                  RTS 
0510                         
0511 D7A2 BE D4 0B           ZD7A2 LDX >CURFCB
0512 D7A5 ED 88 13            STD $13,X
0513 D7A8 6D 88 12            TST $12,X
0514 D7AB 26 03               BNE ZD7B0
0515 D7AD ED 88 11            STD $11,X
0516 D7B0 6C 88 16           ZD7B0 INC $16,X
0517 D7B3 26 03               BNE ZD7B8
0518 D7B5 6C 88 15            INC $15,X
0519 D7B8 6D 88 17           ZD7B8 TST $17,X
0520 D7BB 27 0B               BEQ ZD7C8
0521 D7BD BD DC 43            JSR >ZDC43
0522 D7C0 25 DD               BCS ZD79F
0523 D7C2 BE D4 0B            LDX >CURFCB
0524 D7C5 EC 88 13            LDD $13,X
0525 D7C8 BD D6 20           ZD7C8 JSR >ZD620
0526 D7CB 25 D2               BCS ZD79F
0527 D7CD BE D4 0B            LDX >CURFCB
0528 D7D0 EC 88 40            LDD $40,X
0529 D7D3 34 06               PSHS B,A
0530 D7D5 8D B0               BSR ZD787
0531 D7D7 35 06               PULS B,A
0532 D7D9 ED 84               STD ,X
0533 D7DB 26 0A               BNE ZD7E7
0534 D7DD 6F 02               CLR $02,X
0535 D7DF 6F 03               CLR $03,X
0536 D7E1 6F 04               CLR $04,X
0537 D7E3 6F 05               CLR $05,X
0538 D7E5 20 08               BRA ZD7EF
0539                         
0540 D7E7 10 AE 04           ZD7E7 LDY $04,X
0541 D7EA 31 3F               LEAY -$01,Y
0542 D7EC 10 AF 04            STY $04,X
0543 D7EF 4F                 ZD7EF CLRA 
0544 D7F0 BE D4 0B            LDX >CURFCB
0545 D7F3 6C 88 21            INC $21,X
0546 D7F6 26 03               BNE ZD7FB
0547 D7F8 6C 88 20            INC $20,X
0548 D7FB 5F                 ZD7FB CLRB 
0549 D7FC A7 88 40           ZD7FC STA $40,X
0550 D7FF 30 01               LEAX $01,X
0551 D801 5A                  DECB 
0552 D802 26 F8               BNE ZD7FC
0553 D804 BE D4 0B            LDX >CURFCB
0554 D807 EC 88 20            LDD $20,X
0555 D80A ED 88 42            STD $42,X
0556 D80D 1C FE               ANDCC #$FE
0557 D80F 39                  RTS 
0558                         *
0559                         ** OPEN SYSTEM INFO. RECORD
0560                         *
0561 D810 5F                 OPNREC CLRB
0562 D811 34 04               PSHS B
0563 D813 C6 03               LDB #$03
0564 D815 20 0E               BRA ZD825
0565 D817 BE D4 15            LDX >ZD415
0566 D81A BF D4 13            STX >ZD413
0567 D81D F6 D4 13           OPNDIR LDB >ZD413
0568 D820 34 04               PSHS B
0569 D822 F6 D4 14            LDB >ZD414
0570 D825 BE D4 0B           ZD825 LDX >CURFCB
0571 D828 E7 88 41            STB $41,X
0572 D82B 35 04               PULS B
0573 D82D E7 88 40            STB $40,X
0574 D830 7F D4 18            CLR >ZD418
0575 D833 5F                  CLRB 
0576 D834 E7 88 22            STB $22,X
0577 D837 39                  RTS 
0578                         *
0579                         ** GET INFO RECORD
0580                         *
0581 D838 BE D4 0B           GETREC LDX >CURFCB
0582 D83B E6 88 22            LDB $22,X
0583 D83E 26 1D               BNE ZD85D
0584 D840 BD D6 0C            JSR >ZD60C
0585 D843 25 30               BCS ZD875
0586 D845 BE D4 0B            LDX >CURFCB
0587 D848 7D D4 18            TST >ZD418
0588 D84B 26 05               BNE ZD852
0589 D84D DC 44               LDD <Z0044
0590 D84F FD D4 18            STD >ZD418
0591 D852 86 10              ZD852 LDA #$10
0592 D854 A7 88 22            STA $22,X
0593 D857 EC 88 1E            LDD $1E,X
0594 D85A ED 88 2F            STD $2F,X
0595 D85D A6 88 22           ZD85D LDA $22,X
0596 D860 A7 88 31            STA $31,X
0597 D863 C6 18               LDB #$18
0598 D865 34 14              ZD865 PSHS X,B
0599 D867 BD D5 F5            JSR >ZD5F5
0600 D86A 35 14               PULS X,B
0601 D86C A7 04               STA $04,X
0602 D86E 30 01               LEAX $01,X
0603 D870 5A                  DECB 
0604 D871 26 F2               BNE ZD865
0605 D873 1C FE               ANDCC #$FE
0606 D875 39                 ZD875 RTS 
0607                         *
0608                         ** PUT INFORMATION RECORD
0609                         *
0610 D876 BE D4 0B           PUTREC LDX >CURFCB
0611 D879 A6 88 31            LDA $31,X
0612 D87C A7 88 22            STA $22,X
0613 D87F C6 18               LDB #$18
0614 D881 34 14              ZD881 PSHS X,B
0615 D883 A6 04               LDA $04,X
0616 D885 BD D7 14            JSR >ZD714
0617 D888 35 14               PULS X,B
0618 D88A 30 01               LEAX $01,X
0619 D88C 5A                  DECB 
0620 D88D 26 F2               BNE ZD881
0621 D88F 7E D6 9F            JMP >WRSECT
0622                         
0623 D892 BE D4 0B           ZD892 LDX >CURFCB
0624 D895 A6 03               LDA $03,X
0625 D897 A7 88 23            STA $23,X
0626 D89A B6 D4 17            LDA >ZD417
0627 D89D 7D D4 1A            TST >ZD41A
0628 D8A0 26 31               BNE ZD8D3
0629 D8A2 A7 03               STA $03,X
0630 D8A4 BE D4 15            LDX >ZD415
0631 D8A7 BF D4 13            STX >ZD413
0632 D8AA 8C 00 05           ZD8AA CMPX #Z0005
0633 D8AD 27 0C               BEQ ZD8BB
0634 D8AF 8D 22               BSR ZD8D3
0635 D8B1 23 37               BLS ZD8EA
0636 D8B3 BE D4 18            LDX >ZD418
0637 D8B6 BF D4 13            STX >ZD413
0638 D8B9 20 EF               BRA ZD8AA
0639                         
0640 D8BB BE D4 0B           ZD8BB LDX >CURFCB
0641 D8BE A6 88 23            LDA $23,X
0642 D8C1 A7 03               STA $03,X
0643 D8C3 2A 0E               BPL ZD8D3
0644 D8C5 BD DD BD           ZD8C5 JSR >NXTDRV
0645 D8C8 25 36               BCS ZD900
0646 D8CA 8D 07               BSR ZD8D3
0647 D8CC 23 1C               BLS ZD8EA
0648 D8CE BD DD AD            JSR >ZDDAD
0649 D8D1 20 F2               BRA ZD8C5
0650                         
0651 D8D3 BE D4 0B           ZD8D3 LDX >CURFCB
0652 D8D6 7F D4 1A            CLR >ZD41A
0653 D8D9 BD D5 49            JSR >ZD549
0654 D8DC BD D8 1D            JSR >OPNDIR
0655 D8DF BD D8 38           ZD8DF JSR >GETREC
0656 D8E2 24 07               BCC ZD8EB
0657 D8E4 C1 08               CMPB #$08
0658 D8E6 27 18               BEQ ZD900
0659 D8E8 1A 01               ORCC #$01
0660 D8EA 39                 ZD8EA RTS 
0661                         
0662 D8EB BE D4 0B           ZD8EB LDX >CURFCB
0663 D8EE A6 04               LDA $04,X
0664 D8F0 27 0C               BEQ ZD8FE
0665 D8F2 2A 02               BPL ZD8F6
0666 D8F4 8D 0F               BSR ZD905
0667 D8F6 BD D5 59           ZD8F6 JSR >ZD559
0668 D8F9 26 E4               BNE ZD8DF
0669 D8FB 1C FE               ANDCC #$FE
0670 D8FD 39                  RTS 
0671                         
0672 D8FE 8D 05              ZD8FE BSR ZD905
0673 D900 1C FB              ZD900 ANDCC #$FB
0674 D902 1C FE               ANDCC #$FE
0675 D904 39                  RTS 
0676                         
0677 D905 A6 88 33           ZD905 LDA $33,X
0678 D908 26 0C               BNE ZD916
0679 D90A EC 88 2F            LDD $2F,X
0680 D90D ED 88 32            STD $32,X
0681 D910 A6 88 31            LDA $31,X
0682 D913 A7 88 34            STA $34,X
0683 D916 39                 ZD916 RTS 
0684                         
0685 D917 BD D7 87           ZD917 JSR >ZD787
0686 D91A 26 17               BNE ZD933
0687 D91C 8D 18               BSR ZD936
0688 D91E 25 15               BCS ZD935
0689 D920 C6 06               LDB #$06
0690 D922 10 BE D4 0B         LDY >CURFCB
0691 D926 BE D4 1B            LDX >ZD41B
0692 D929 A6 A8 5D           ZD929 LDA $5D,Y
0693 D92C 31 21               LEAY $01,Y
0694 D92E A7 80               STA ,X+
0695 D930 5A                  DECB 
0696 D931 26 F6               BNE ZD929
0697 D933 1C FE              ZD933 ANDCC #$FE
0698 D935 39                 ZD935 RTS 
0699                         
0700 D936 BD D8 10           ZD936 JSR >OPNREC
0701 D939 BD D6 0C            JSR >ZD60C
0702 D93C 25 08               BCS ZD946
0703 D93E BE D4 0B            LDX >CURFCB
0704 D941 C6 10               LDB #$10
0705 D943 E7 88 22            STB $22,X
0706 D946 39                 ZD946 RTS 
0707                         
0708 D947 BD D7 87           ZD947 JSR >ZD787
0709 D94A 8D EA               BSR ZD936
0710 D94C 25 F8               BCS ZD946
0711 D94E C6 06               LDB #$06
0712 D950 10 BE D4 0B         LDY >CURFCB
0713 D954 BE D4 1B            LDX >ZD41B
0714 D957 A6 80              ZD957 LDA ,X+
0715 D959 A7 A8 5D            STA $5D,Y
0716 D95C 31 21               LEAY $01,Y
0717 D95E 5A                  DECB 
0718 D95F 26 F6               BNE ZD957
0719 D961 BD D6 9F            JSR >WRSECT
0720 D964 24 E0               BCC ZD946
0721 D966 7E DB C1            JMP >ZDBC1
0722                         *
0723                         **
0724                         *
0725 D969 BE D4 0B           RESV1 LDX >CURFCB
0726 D96C 86 02               LDA #$02
0727 D96E A7 02               STA $02,X
0728 D970 EC 88 2F            LDD $2F,X
0729 D973 ED 88 1E            STD $1E,X
0730 D976 BD D6 41            JSR >RDSECT
0731 D979 25 08               BCS ZD983
0732 D97B BD D8 76            JSR >PUTREC
0733 D97E 24 05               BCC ZD985
0734 D980 7E DB C1            JMP >ZDBC1
0735                         
0736 D983 C6 0A              ZD983 LDB #$0A
0737 D985 39                 ZD985 RTS 
0738                         *
0739                         ** OPEN FOR READ
0740                         *
0741 D986 BD D4 FA           OPENRD JSR >ZD4FA
0742 D989 25 3D               BCS ZD9C8
0743 D98B BD D8 92            JSR >ZD892
0744 D98E 25 38               BCS ZD9C8
0745 D990 26 3B               BNE ZD9CD
0746 D992 BE D4 0B            LDX >CURFCB
0747 D995 7D D4 1A            TST >ZD41A
0748 D998 27 06               BEQ ZD9A0
0749 D99A A6 0F               LDA $0F,X
0750 D99C 85 20               BITA #$20
0751 D99E 26 29               BNE ZD9C9
0752 D9A0 BD DC C0           ZD9A0 JSR >ZDCC0
0753 D9A3 25 2A               BCS ZD9CF
0754 D9A5 EC 88 11            LDD $11,X
0755 D9A8 ED 88 40            STD $40,X
0756 D9AB BD DA 76            JSR >ZDA76
0757 D9AE E6 88 17            LDB $17,X
0758 D9B1 27 13               BEQ ZD9C6
0759 D9B3 34 04              ZD9B3 PSHS B
0760 D9B5 BD D6 0C            JSR >ZD60C
0761 D9B8 35 04               PULS B
0762 D9BA 25 0C               BCS ZD9C8
0763 D9BC 5A                  DECB 
0764 D9BD 26 F4               BNE ZD9B3
0765 D9BF BE D4 0B            LDX >CURFCB
0766 D9C2 5F                  CLRB 
0767 D9C3 E7 88 22            STB $22,X
0768 D9C6 1C FE              ZD9C6 ANDCC #$FE
0769 D9C8 39                 ZD9C8 RTS 
0770                         
0771 D9C9 C6 11              ZD9C9 LDB #$11
0772 D9CB 20 02               BRA ZD9CF
0773                         
0774 D9CD C6 04              ZD9CD LDB #$04
0775 D9CF 34 04              ZD9CF PSHS B
0776 D9D1 BD D5 0C            JSR >ZD50C
0777 D9D4 35 04               PULS B
0778 D9D6 1A 01               ORCC #$01
0779 D9D8 39                  RTS 
0780                         
0781 D9D9 BE D4 0B           OPENWR LDX >CURFCB
0782 D9DC 6D 03               TST $03,X
0783 D9DE 2A 08               BPL ZD9E8
0784 D9E0 BD DD BD            JSR >NXTDRV
0785 D9E3 24 03               BCC ZD9E8
0786 D9E5 C6 10               LDB #$10
0787 D9E7 39                  RTS 
0788                         
0789 D9E8 BD D4 FA           ZD9E8 JSR >ZD4FA
0790 D9EB 25 E2               BCS ZD9CF
0791 D9ED BD D5 37            JSR >ZD537
0792 D9F0 BD D9 17            JSR >ZD917
0793 D9F3 25 DA               BCS ZD9CF
0794 D9F5 BD D8 92            JSR >ZD892
0795 D9F8 25 D5               BCS ZD9CF
0796 D9FA 26 04               BNE ZDA00
0797 D9FC C6 03               LDB #$03
0798 D9FE 20 CF               BRA ZD9CF
0799                         
0800 DA00 BD DC C0           ZDA00 JSR >ZDCC0
0801 DA03 25 CA               BCS ZD9CF
0802 DA05 BE D4 0B            LDX >CURFCB
0803 DA08 C6 0A               LDB #$0A
0804 DA0A 6F 0F              ZDA0A CLR $0F,X
0805 DA0C 30 01               LEAX $01,X
0806 DA0E 5A                  DECB 
0807 DA0F 26 F9               BNE ZDA0A
0808 DA11 BE D4 0B            LDX >CURFCB
0809 DA14 EC 88 32            LDD $32,X
0810 DA17 27 27               BEQ ZDA40
0811 DA19 ED 88 2F            STD $2F,X
0812 DA1C A6 88 34            LDA $34,X
0813 DA1F A7 88 31            STA $31,X
0814 DA22 FC CC 0E            LDD >DATERG
0815 DA25 ED 88 19            STD $19,X
0816 DA28 B6 CC 10            LDA >YEAR
0817 DA2B A7 88 1B            STA $1B,X
0818 DA2E BD DD AD            JSR >ZDDAD
0819 DA31 BD D9 69            JSR >RESV1
0820 DA34 25 99               BCS ZD9CF
0821 DA36 8D 3E               BSR ZDA76
0822 DA38 86 04               LDA #$04
0823 DA3A A7 88 22            STA $22,X
0824 DA3D 1C FE               ANDCC #$FE
0825 DA3F 39                  RTS 
0826                         
0827 DA40 BE D4 0B           ZDA40 LDX >CURFCB
0828 DA43 6F 88 17            CLR $17,X
0829 DA46 6C 88 12            INC $12,X
0830 DA49 EC 88 2F            LDD $2F,X
0831 DA4C BD D6 20            JSR >ZD620
0832 DA4F 25 0D               BCS ZDA5E
0833 DA51 BD D7 72            JSR >ZD772
0834 DA54 25 08               BCS ZDA5E
0835 DA56 BD D6 9F            JSR >WRSECT
0836 DA59 24 06               BCC ZDA61
0837 DA5B BD DB C1            JSR >ZDBC1
0838 DA5E 7E D9 CF           ZDA5E JMP >ZD9CF
0839                         
0840 DA61 BE D4 0B           ZDA61 LDX >CURFCB
0841 DA64 EC 88 1E            LDD $1E,X
0842 DA67 ED 88 32            STD $32,X
0843 DA6A 86 10               LDA #$10
0844 DA6C A7 88 34            STA $34,X
0845 DA6F BD D9 47            JSR >ZD947
0846 DA72 25 EA               BCS ZDA5E
0847 DA74 20 8A               BRA ZDA00
0848                         
0849 DA76 BE D4 0B           ZDA76 LDX >CURFCB
0850 DA79 A6 84               LDA ,X
0851 DA7B A7 02               STA $02,X
0852 DA7D 6F 84               CLR ,X
0853 DA7F 6F 88 3B            CLR $3B,X
0854 DA82 4F                  CLRA 
0855 DA83 A7 88 22            STA $22,X
0856 DA86 39                  RTS 
0857                         *
0858                         ** READ/WRITE NEXT SECTOR
0859                         *
0860 DA87 8D 28              NXTSEC BSR ZDAB1
0861 DA89 25 0E               BCS ZDA99
0862 DA8B 6F 84               CLR ,X
0863 DA8D 44                  LSRA 
0864 DA8E 10 25 FB 7A         LBCS ZD60C
0865 DA92 C6 04               LDB #$04
0866 DA94 E7 88 22            STB $22,X
0867 DA97 1C FE               ANDCC #$FE
0868 DA99 39                 ZDA99 RTS 
0869                         
0870 DA9A BE D4 0B           ZDA9A LDX >CURFCB
0871 DA9D A6 02               LDA $02,X
0872 DA9F 81 83               CMPA #$83
0873 DAA1 26 0B               BNE ZDAAE
0874 DAA3 86 03               LDA #$03
0875 DAA5 A7 02               STA $02,X
0876 DAA7 BD D6 9F           ZDAA7 JSR >WRSECT
0877 DAAA 10 25 01 13         LBCS ZDBC1
0878 DAAE 1C FE              ZDAAE ANDCC #$FE
0879 DAB0 39                  RTS 
0880                         
0881 DAB1 8D E7              ZDAB1 BSR ZDA9A
0882 DAB3 25 0D               BCS ZDAC2
0883 DAB5 BE D4 0B            LDX >CURFCB
0884 DAB8 A6 02               LDA $02,X
0885 DABA 81 03               CMPA #$03
0886 DABC 23 F0               BLS ZDAAE
0887 DABE C6 12               LDB #$12
0888 DAC0 1A 01               ORCC #$01
0889 DAC2 39                 ZDAC2 RTS 
0890                         
0891 DAC3 8D EC              CLOSE BSR ZDAB1
0892 DAC5 25 31               BCS ZDAF8
0893 DAC7 81 02               CMPA #$02
0894 DAC9 27 08               BEQ ZDAD3
0895 DACB BE D4 0B           ZDACB LDX >CURFCB
0896 DACE 6F 02               CLR $02,X
0897 DAD0 7E D5 0C            JMP >ZD50C
0898                         
0899 DAD3 A6 88 12           ZDAD3 LDA $12,X
0900 DAD6 26 05               BNE ZDADD
0901 DAD8 BD DB A7            JSR >ZDBA7
0902 DADB 20 19               BRA ZDAF6
0903                         
0904 DADD 8D C8              ZDADD BSR ZDAA7
0905 DADF 25 17               BCS ZDAF8
0906 DAE1 BE D4 0B            LDX >CURFCB
0907 DAE4 6D 88 17            TST $17,X
0908 DAE7 27 05               BEQ ZDAEE
0909 DAE9 BD DC 98            JSR >ZDC98
0910 DAEC 25 0A               BCS ZDAF8
0911 DAEE BD D9 69           ZDAEE JSR >RESV1
0912 DAF1 25 05               BCS ZDAF8
0913 DAF3 BD D9 47            JSR >ZD947
0914 DAF6 24 D3              ZDAF6 BCC ZDACB
0915 DAF8 39                 ZDAF8 RTS 
0916                         *
0917                         ** OPEN FOR UPDATE
0918                         *
0919 DAF9 BD D9 86           OPENUD JSR >OPENRD
0920 DAFC 25 28               BCS ZDB26
0921 DAFE BD D6 0C            JSR >ZD60C
0922 DB01 25 23               BCS ZDB26
0923 DB03 86 03               LDA #$03
0924 DB05 20 18               BRA ZDB1F
0925                         *
0926                         **
0927                         *
0928 DB07 BD D9 86           RESV3 JSR >OPENRD
0929 DB0A 25 1A               BCS ZDB26
0930 DB0C BE D4 0B            LDX >CURFCB
0931 DB0F A6 0F               LDA $0F,X
0932 DB11 85 80               BITA #$80
0933 DB13 26 12               BNE ZDB27
0934 DB15 EC 88 13            LDD $13,X
0935 DB18 BD D6 20            JSR >ZD620
0936 DB1B 25 09               BCS ZDB26
0937 DB1D 86 02               LDA #$02
0938 DB1F BE D4 0B           ZDB1F LDX >CURFCB
0939 DB22 A7 02               STA $02,X
0940 DB24 1C FE               ANDCC #$FE
0941 DB26 39                 ZDB26 RTS 
0942                         
0943 DB27 C6 0B              ZDB27 LDB #$0B
0944 DB29 1A 01               ORCC #$01
0945 DB2B 39                  RTS 
0946                         *
0947                         ** RENAME FILE
0948                         *
0949 DB2C 8D 35              RENAME BSR ZDB63
0950 DB2E BD D8 92            JSR >ZD892
0951 DB31 25 2A               BCS ZDB5D
0952 DB33 27 24               BEQ ZDB59
0953 DB35 BE D4 0B            LDX >CURFCB
0954 DB38 C6 0B               LDB #$0B
0955 DB3A A6 88 24           ZDB3A LDA $24,X
0956 DB3D A7 04               STA $04,X
0957 DB3F 30 01               LEAX $01,X
0958 DB41 5A                  DECB 
0959 DB42 26 F6               BNE ZDB3A
0960 DB44 8D 4D               BSR ZDB93
0961 DB46 25 15               BCS ZDB5D
0962 DB48 BE D4 0B            LDX >CURFCB
0963 DB4B A6 0F               LDA $0F,X
0964 DB4D 85 80               BITA #$80
0965 DB4F 26 D6               BNE ZDB27
0966 DB51 85 60               BITA #$60
0967 DB53 26 09               BNE ZDB5E
0968 DB55 8D 0C               BSR ZDB63
0969 DB57 20 55               BRA ZDBAE
0970                         
0971 DB59 C6 03              ZDB59 LDB #$03
0972 DB5B 1A 01               ORCC #$01
0973 DB5D 39                 ZDB5D RTS 
0974 DB5E C6 0C              ZDB5E LDB #$0C
0975 DB60 1A 01               ORCC #$01
0976 DB62 39                  RTS 
0977                         
0978 DB63 BE D4 0B           ZDB63 LDX >CURFCB
0979 DB66 86 0B               LDA #$0B
0980 DB68 B7 D4 11            STA >ZD411
0981 DB6B A6 04              ZDB6B LDA $04,X
0982 DB6D E6 88 35            LDB $35,X
0983 DB70 A7 88 35            STA $35,X
0984 DB73 E7 04               STB $04,X
0985 DB75 30 01               LEAX $01,X
0986 DB77 7A D4 11            DEC >ZD411
0987 DB7A 26 EF               BNE ZDB6B
0988 DB7C BE D4 0B            LDX >CURFCB
0989 DB7F A6 0C               LDA $0C,X
0990 DB81 26 0C               BNE ZDB8F
0991 DB83 C6 03               LDB #$03
0992 DB85 A6 88 3D           ZDB85 LDA $3D,X
0993 DB88 A7 0C               STA $0C,X
0994 DB8A 30 01               LEAX $01,X
0995 DB8C 5A                  DECB 
0996 DB8D 26 F6               BNE ZDB85
0997 DB8F BE D4 0B           ZDB8F LDX >CURFCB
0998 DB92 39                  RTS 
0999                         
1000 DB93 8D CE              ZDB93 BSR ZDB63
1001 DB95 BD D8 92           ZDB95 JSR >ZD892
1002 DB98 25 07               BCS ZDBA1
1003 DB9A 26 06               BNE ZDBA2
1004 DB9C BE D4 0B            LDX >CURFCB
1005 DB9F 1C FE               ANDCC #$FE
1006 DBA1 39                 ZDBA1 RTS 
1007                         
1008 DBA2 C6 04              ZDBA2 LDB #$04
1009 DBA4 1A 01               ORCC #$01
1010 DBA6 39                  RTS 
1011                         
1012 DBA7 BE D4 0B           ZDBA7 LDX >CURFCB
1013 DBAA 86 FF               LDA #$FF
1014 DBAC A7 04               STA $04,X
1015 DBAE BD D9 69           ZDBAE JSR >RESV1
1016 DBB1 BE D4 0B            LDX >CURFCB
1017 DBB4 86 00               LDA #$00
1018 DBB6 A7 02               STA $02,X
1019 DBB8 39                  RTS 
1020                         
1021 DBB9 ED 88 40           ZDBB9 STD $40,X
1022 DBBC BD D6 9F            JSR >WRSECT
1023 DBBF 24 14               BCC ZDBD5
1024 DBC1 C5 40              ZDBC1 BITB #$40
1025 DBC3 26 08               BNE ZDBCD
1026 DBC5 C5 80               BITB #$80
1027 DBC7 27 0A               BEQ ZDBD3
1028 DBC9 C6 10               LDB #$10
1029 DBCB 20 06               BRA ZDBD3
1030 DBCD C6 0B              ZDBCD LDB #$0B
1031 DBCF 20 02               BRA ZDBD3
1032                         
1033 DBD1 C6 0A               LDB #$0A
1034 DBD3 1A 01              ZDBD3 ORCC #$01
1035 DBD5 39                 ZDBD5 RTS 
1036                         *
1037                         ** DELETE FILE
1038                         *
1039 DBD6 BD D9 17           DELETE JSR >ZD917
1040 DBD9 25 5E               BCS ZDC39
1041 DBDB 8D B8               BSR ZDB95
1042 DBDD 25 5A               BCS ZDC39
1043 DBDF BE D4 0B            LDX >CURFCB
1044 DBE2 A6 0F               LDA $0F,X
1045 DBE4 85 80               BITA #$80
1046 DBE6 26 52               BNE ZDC3A
1047 DBE8 85 60               BITA #$60
1048 DBEA 26 52               BNE ZDC3E
1049 DBEC BD D7 87            JSR >ZD787
1050 DBEF BE D4 1B            LDX >ZD41B
1051 DBF2 EC 02               LDD $02,X
1052 DBF4 26 0F               BNE ZDC05
1053 DBF6 BE D4 0B            LDX >CURFCB
1054 DBF9 EC 88 11            LDD $11,X
1055 DBFC 27 33               BEQ ZDC31
1056 DBFE BE D4 1B            LDX >ZD41B
1057 DC01 ED 84               STD ,X
1058 DC03 20 14               BRA ZDC19
1059                         
1060 DC05 BE D4 0B           ZDC05 LDX >CURFCB
1061 DC08 BD D6 20            JSR >ZD620
1062 DC0B 25 2C               BCS ZDC39
1063 DC0D BE D4 0B            LDX >CURFCB
1064 DC10 EC 88 11            LDD $11,X
1065 DC13 27 1C               BEQ ZDC31
1066 DC15 8D A2               BSR ZDBB9
1067 DC17 25 20               BCS ZDC39
1068 DC19 BE D4 0B           ZDC19 LDX >CURFCB
1069 DC1C EC 88 13            LDD $13,X
1070 DC1F BE D4 1B            LDX >ZD41B
1071 DC22 ED 02               STD $02,X
1072 DC24 BE D4 0B            LDX >CURFCB
1073 DC27 EC 88 15            LDD $15,X
1074 DC2A BE D4 1B            LDX >ZD41B
1075 DC2D E3 04               ADDD $04,X
1076 DC2F ED 04               STD $04,X
1077 DC31 BD DB A7           ZDC31 JSR >ZDBA7
1078 DC34 25 03               BCS ZDC39
1079 DC36 BD D9 47            JSR >ZD947
1080 DC39 39                 ZDC39 RTS 
1081                         
1082 DC3A C6 0B              ZDC3A LDB #$0B
1083 DC3C 20 02               BRA ZDC40
1084 DC3E C6 0C              ZDC3E LDB #$0C
1085 DC40 1A 01              ZDC40 ORCC #$01
1086 DC42 39                  RTS 
1087                         
1088 DC43 EC 88 1E           ZDC43 LDD $1E,X
1089 DC46 5C                  INCB 
1090 DC47 E1 88 3C            CMPB $3C,X
1091 DC4A 23 03               BLS ZDC4F
1092 DC4C C6 01               LDB #$01
1093 DC4E 4C                  INCA 
1094 DC4F 10 A3 88 13        ZDC4F CMPD $13,X
1095 DC53 26 0E               BNE ZDC63
1096 DC55 A6 88 37            LDA $37,X
1097 DC58 81 FF               CMPA #$FF
1098 DC5A 27 07               BEQ ZDC63
1099 DC5C 4C                  INCA 
1100 DC5D A7 88 37            STA $37,X
1101 DC60 1C FE               ANDCC #$FE
1102 DC62 39                  RTS 
1103                         
1104 DC63 8D 33              ZDC63 BSR ZDC98
1105 DC65 25 30               BCS ZDC97
1106 DC67 BE D4 0B            LDX >CURFCB
1107 DC6A A6 88 3A            LDA $3A,X
1108 DC6D 8B 03               ADDA #$03
1109 DC6F 26 16               BNE ZDC87
1110 DC71 EC 88 1E            LDD $1E,X
1111 DC74 10 A3 88 11         CMPD $11,X
1112 DC78 27 05               BEQ ZDC7F
1113 DC7A C6 17               LDB #$17
1114 DC7C 1A 01               ORCC #$01
1115 DC7E 39                  RTS 
1116                         
1117 DC7F EC 88 40           ZDC7F LDD $40,X
1118 DC82 ED 88 38           ZDC82 STD $38,X
1119 DC85 86 04               LDA #$04
1120 DC87 A7 88 3A           ZDC87 STA $3A,X
1121 DC8A EC 88 13            LDD $13,X
1122 DC8D ED 88 35            STD $35,X
1123 DC90 86 01               LDA #$01
1124 DC92 A7 88 37            STA $37,X
1125 DC95 1C FE               ANDCC #$FE
1126 DC97 39                 ZDC97 RTS 
1127                         
1128 DC98 EC 88 38           ZDC98 LDD $38,X
1129 DC9B BD D6 20            JSR >ZD620
1130 DC9E 25 F7               BCS ZDC97
1131 DCA0 BE D4 0B            LDX >CURFCB
1132 DCA3 1F 12               TFR X,Y
1133 DCA5 E6 88 3A            LDB $3A,X
1134 DCA8 3A                  ABX 
1135 DCA9 C6 03               LDB #$03
1136 DCAB A6 A8 35           ZDCAB LDA $35,Y
1137 DCAE 31 21               LEAY $01,Y
1138 DCB0 A7 88 40            STA $40,X
1139 DCB3 30 01               LEAX $01,X
1140 DCB5 5A                  DECB 
1141 DCB6 26 F3               BNE ZDCAB
1142 DCB8 BD D6 9F            JSR >WRSECT
1143 DCBB 24 DA               BCC ZDC97
1144 DCBD 7E DB C1            JMP >ZDBC1
1145                         
1146 DCC0 BD D8 10           ZDCC0 JSR >OPNREC
1147 DCC3 BD D6 0C            JSR >ZD60C
1148 DCC6 25 46               BCS ZDD0E
1149 DCC8 BE D4 0B            LDX >CURFCB
1150 DCCB 4F                  CLRA 
1151 DCCC 5F                  CLRB 
1152 DCCD ED 88 20            STD $20,X
1153 DCD0 A6 88 67            LDA $67,X
1154 DCD3 A7 88 3C            STA $3C,X
1155 DCD6 5F                  CLRB 
1156 DCD7 6F 88 40           ZDCD7 CLR $40,X
1157 DCDA 30 01               LEAX $01,X
1158 DCDC 5A                  DECB 
1159 DCDD 26 F8               BNE ZDCD7
1160 DCDF BE D4 0B            LDX >CURFCB
1161 DCE2 1C FE               ANDCC #$FE
1162 DCE4 39                  RTS 
1163                         *
1164                         ** BACKUP ONE RECORD
1165                         *
1166 DCE5 BE D4 0B           BAKREC LDX >CURFCB
1167 DCE8 A6 88 17            LDA $17,X
1168 DCEB 27 1D               BEQ ZDD0A
1169 DCED EC 88 20            LDD $20,X
1170 DCF0 83 00 01            SUBD #$0001
1171 DCF3 2A 03               BPL ZDCF8
1172 DCF5 7E DD 9A            JMP >ZDD9A
1173                         *
1174                         ** POSITION TO RECORD N
1175                         *
1176 DCF8 ED 88 20           ZDCF8 STD $20,X
1177 DCFB BD DA B1           POSREC JSR >ZDAB1
1178 DCFE 25 0E               BCS ZDD0E
1179 DD00 46                  RORA 
1180 DD01 24 07               BCC ZDD0A
1181 DD03 6F 84               CLR ,X
1182 DD05 A6 88 17            LDA $17,X
1183 DD08 26 05               BNE ZDD0F
1184 DD0A C6 12              ZDD0A LDB #$12
1185 DD0C 1A 01               ORCC #$01
1186 DD0E 39                 ZDD0E RTS 
1187                         
1188 DD0F 7F D4 11           ZDD0F CLR >ZD411
1189 DD12 EC 88 11            LDD $11,X
1190 DD15 10 AE 88 20         LDY $20,X
1191 DD19 27 6A               BEQ ZDD85
1192 DD1B BD DD 9F            JSR >ZDD9F
1193 DD1E 25 EE               BCS ZDD0E
1194 DD20 4F                  CLRA 
1195 DD21 5F                  CLRB 
1196 DD22 6D 02              ZDD22 TST $02,X
1197 DD24 27 74               BEQ ZDD9A
1198 DD26 EB 02               ADDB $02,X
1199 DD28 89 00               ADCA #$00
1200 DD2A BF D4 0F            STX >ZD40F
1201 DD2D BE D4 0B            LDX >CURFCB
1202 DD30 10 A3 88 20         CMPD $20,X
1203 DD34 24 2C               BCC ZDD62
1204 DD36 BE D4 0F            LDX >ZD40F
1205 DD39 30 03               LEAX $03,X
1206 DD3B 34 02               PSHS A
1207 DD3D B6 D4 11            LDA >ZD411
1208 DD40 4C                  INCA 
1209 DD41 B7 D4 11            STA >ZD411
1210 DD44 81 54               CMPA #$54
1211 DD46 27 08               BEQ ZDD50
1212 DD48 81 A8               CMPA #$A8
1213 DD4A 35 02               PULS A
1214 DD4C 27 4C               BEQ ZDD9A
1215 DD4E 20 D2               BRA ZDD22
1216                         
1217 DD50 34 04              ZDD50 PSHS B
1218 DD52 BE D4 0B            LDX >CURFCB
1219 DD55 EC 88 40            LDD $40,X
1220 DD58 8D 45               BSR ZDD9F
1221 DD5A 25 3E               BCS ZDD9A
1222 DD5C 35 04               PULS B
1223 DD5E 35 02               PULS A
1224 DD60 20 C0               BRA ZDD22
1225                         
1226 DD62 A3 88 20           ZDD62 SUBD $20,X
1227 DD65 BE D4 0F            LDX >ZD40F
1228 DD68 A6 02               LDA $02,X
1229 DD6A 34 04               PSHS B
1230 DD6C A0 E0               SUBA ,S+
1231 DD6E 4A                  DECA 
1232 DD6F 1F 89               TFR A,B
1233 DD71 A6 84               LDA ,X
1234 DD73 EB 01               ADDB $01,X
1235 DD75 BE D4 0B            LDX >CURFCB
1236 DD78 25 05               BCS ZDD7F
1237 DD7A E1 88 3C           ZDD7A CMPB $3C,X
1238 DD7D 23 06               BLS ZDD85
1239 DD7F E0 88 3C           ZDD7F SUBB $3C,X
1240 DD82 4C                  INCA 
1241 DD83 20 F5               BRA ZDD7A
1242                         
1243 DD85 BD D6 20           ZDD85 JSR >ZD620
1244 DD88 25 14               BCS ZDD9E
1245 DD8A BE D4 0B            LDX >CURFCB
1246 DD8D EC 88 42            LDD $42,X
1247 DD90 10 A3 88 20         CMPD $20,X
1248 DD94 27 14               BEQ ZDDAA
1249 DD96 C6 19               LDB #$19
1250 DD98 20 02               BRA ZDD9C
1251                         
1252 DD9A C6 18              ZDD9A LDB #$18
1253 DD9C 1A 01              ZDD9C ORCC #$01
1254 DD9E 39                 ZDD9E RTS 
1255                         
1256 DD9F BD D6 20           ZDD9F JSR >ZD620
1257 DDA2 25 08               BCS ZDDAC
1258 DDA4 BE D4 0B            LDX >CURFCB
1259 DDA7 C6 44               LDB #$44
1260 DDA9 3A                  ABX 
1261 DDAA 1C FE              ZDDAA ANDCC #$FE
1262 DDAC 39                 ZDDAC RTS 
1263                         
1264 DDAD BE D4 0B           ZDDAD LDX >CURFCB
1265 DDB0 C6 0B               LDB #$0B
1266 DDB2 A6 88 24           ZDDB2 LDA $24,X
1267 DDB5 A7 04               STA $04,X
1268 DDB7 30 01               LEAX $01,X
1269 DDB9 5A                  DECB 
1270 DDBA 26 F6               BNE ZDDB2
1271 DDBC 39                  RTS 
1272                         *
1273                         ** FIND NEXT DRIVE
1274                         *
1275 DDBD BE D4 0B           NXTDRV LDX >CURFCB
1276 DDC0 A6 03               LDA $03,X
1277 DDC2 4C                  INCA 
1278 DDC3 81 04               CMPA #$04
1279 DDC5 24 0F               BCC ZDDD6
1280 DDC7 A7 03               STA $03,X
1281 DDC9 26 05               BNE ZDDD0
1282 DDCB BD DE 0F            JSR >DRVRDY
1283 DDCE 20 03               BRA ZDDD3
1284                         
1285 DDD0 BD DE 12           ZDDD0 JSR >QUICK
1286 DDD3 25 E8              ZDDD3 BCS NXTDRV
1287 DDD5 39                  RTS 
1288                         
1289 DDD6 C6 10              ZDDD6 LDB #$10
1290 DDD8 1A 01               ORCC #$01
1291 DDDA 39                  RTS 
0011                          END
0000                          INCLUDE "f9-monex.txt"
0001                         *
0002                         ** FLEX 9 DISK DRIVERS
0003                         *
0004                         * FOR SYS09BUG ON THE 
0005                         * DIGILENT SPARTAN 3 STARTER BOARD AND
0006                         * TERASIC CYCLONE 2 DE1 BOARD
0007                         * WITH I/O MAPPED AT $XE000
0008                         * AND ROM MAPPED AT $XF000
0009                         * THE DIGILENT SPARTAN 3 STARTER BOARD HAS 1MBYTE OF SRAM
0010                         * THE TERASIC CYCLONE 2 DE1 BOARD HAS 512KBYTE OF SRAM
0011                         * THE FIRST 64K IS USED BY FLEX,
0012                         * THE SECOND 128K IS USED AS A ROM DISK
0013                         * THE REMAINING RAM IS USED FOR A RAM DISK
0014                         *
0015                         *
0016 0001                    CFLAG   EQU $01     CARRY FLAG
0017 0002                    VFLAG   EQU $02     OVERFLOW FLAG
0018 0004                    ZFLAG   EQU $04     ZERO FLAG
0019 0008                    NFLAG   EQU $08     NEGATIVE FLAG
0020 0010                    IFLAG   EQU $10     IRQ MASK CC
0021 0020                    HFLAG   EQU $20     HALF CARRY
0022 0040                    FFLAG   EQU $40     FIRQ MASK CC
0023 0080                    EFLAG   EQU $80     ENTIRE FLAG
0024                         *
0025 0000                    MAPPAG  EQU $00     PAGE $0000 DAT ADDRESS
0026 FFF0                    DATREG  EQU IC11    DAT REGISTERS
0027                         *
0028                         * Serial Port
0029                         *
0030 E000                    ACIAC1  EQU ACIAS
0031 E001                    ACIAD1  EQU ACIAS+1
0032 04E2                    DELCON  EQU 1250    Delay (Processor clock in MHz * 50)
0033                         *
0034                         * XMODEM Control characters
0035                         *
0036 0001                    SOH     EQU $01
0037 0004                    EOT     EQU $04
0038 0006                    ACK     EQU $06
0039 0015                    NAK     EQU $15
0040 0018                    CAN     EQU $18
0041                         *
0042                         * DRIVE GEOMETRY
0043                         *
0044 000E                    EMAXSEC EQU 14     ROM DISK
0045 0030                    EMAXTRK EQU 48     3  * 16 * 14 * 256 = 172,032 Bytes
0046 0292                    ETOTSEC EQU EMAXTRK*EMAXSEC-EMAXSEC
0047                         *
0048 000E                    RMAXSEC EQU 14     RAM DISK
0049                         *RMAXTRK EQU 192    12 * 16 * 14 * 256 = 688,128 Bytes Digilent Spartan 3
0050 0040                    RMAXTRK EQU 64    4 * 16 * 14 * 256 = 229,376 Bytes Terasic Cyclone 2
0051 0372                    RTOTSEC EQU RMAXTRK*RMAXSEC-RMAXSEC
0052                         *
0053                         * DRIVE TYPES
0054                         *
0055 0000                    DTYPROM EQU 0      ROM DISK
0056 0001                    DTYPRAM EQU 1      RAM DISK
0057 0002                    DTYPFLS EQU 2      FLASH DISK
0058 0003                    DTYPNET EQU 3      FLEXNET DISK
0059                         *
0060 DE00                           ORG   $DE00
0061                         *  
0062                         * DISK DRIVER JUMP TABLE LAST UPDATE: 22/12/2006
0063                         * Disk driver for RAM Disk.
0064                         *
0065                         * 14 SECTORS PER TRACK
0066                         * 16 * N TRACKS PER DISK
0067                         *
0068                         * ROM DISK OCCUPIES $10000 - $1E000 ... $30000 - $3E000
0069                         * RAM DISK OCCUPIES $40000 - $4E000 ... $F0000 - $FE000
0070                         * Track Buffer page mapped at $E000 - $EFFF
0071                         * MAPPAG = $00 = 0 x $1000 (4 K pages)
0072                         
0073                         * ON SWTPC ROM AT $XF000 AND IO AT $XE000
0074                         * APPEARS THROUGHOUT THE MEMORY SO MUST BE SKIPPED OVER
0075                         * WHEN USING RAM AS A RAMDISK.
0076                         * THE MSN OF THE TRACK MAPS INTO THE MSN OF THE DAT
0077                         * THE LSN OF THE TRACK NUMBER INDEXES INTO THE 4K RAM PAGE
0078                         * THE SECTOR MAPS INTO THE LSN OF THE DAT WHICH IS INVERTED
0079                         *
0080                         *
0081                         *
0082                         * FLEX disk jump table.
0083                         *
0084 DE00 7E F0 57           READ   JMP   READSC
0085 DE03 7E F0 5B           WRITE  JMP   WRITSC
0086 DE06 7E F0 5F           VERIFY JMP   BUSY
0087 DE09 7E F0 63           RESTOR JMP   RESTR1
0088 DE0C 7E F0 6C           DRIVE  JMP   DRVSEL
0089 DE0F 7E F0 9F           DRVRDY JMP   CHKRDY
0090 DE12 7E F0 A3           QUICK  JMP   CHKQIK
0091 DE15 7E F0 A7           COLDDR JMP   DINIT
0092 DE18 7E F0 BF           WARMDR JMP   DWARM
0093 DE1B 7E F0 C3           SEEK   JMP   SEEKTS
0094                         *
0095                         * RAM SPACE
0096                         *
0097 DE1E 00                 DRVNUM  FCB  0
0098 DE1F 00                 TRACK   FCB  0
0099 DE20 00                 SECTOR  FCB  0
0100 DE21 00                 CHKSUM  FCB  0
0101 DE22 00                 CCSAVE  FCB  0
0102 DE23 00                 BLKNUM  FCB  0 Xmodem block number
0103 DE24 00                 BYTCNT  FCB  0 Xmodem byte count
0104 DE25 00 00              XSTATE  FDB  0 Xmodem State Vector
0105 DE27 00 00 00           DELCNT  FCB  $00,$00,$00 Xmodem Poll timer
0106                         *
0107                         * Disc driver type table.
0108                         * Indexed by drive number
0109                         *
0110 DE2A 00                 DTYPTAB FCB  DTYPROM Drive 0 (ROM Disk)
0111 DE2B 01                         FCB  DTYPRAM Drive 1 (RAM Disk)
0112 DE2C 02                         FCB  DTYPFLS Drive 2 (FLASH Disk)
0113 DE2D 03                         FCB  DTYPNET Drive 3 (NETPC Disk)
0114                         *
0115                         * RAM Disk offset
0116                         * Indexed by drive type
0117                         *
0118 DE2E 10                 DOFFTAB FCB  $10 ROM Disk $10000
0119 DE2F 40                         FCB  $40 RAM DISK $40000
0120 DE30 FF                         FCB  $FF Flash Disk
0121 DE31 FF                         FCB  $FF NETPC Disk
0122                         *
0123 DE32                    REAVEC  RMB  2             Disc driver jump table.
0124 DE34                    WRIVEC  RMB  2
0125 DE36                    VERVEC  RMB  2
0126 DE38                    RSTVEC  RMB  2
0127 DE3A                    DRVVEC  RMB  2
0128 DE3C                    CHKVEC  RMB  2
0129 DE3E                    QUIVEC  RMB  2
0130 DE40                    INIVEC  RMB  2
0131 DE42                    WARVEC  RMB  2
0132 DE44                    SEEVEC  RMB  2
0133                         *
0134                         * SECTOR BUFFER
0135                         *
0136 DE46                    BUFFER  RMB  256
0137 DF46                    SYNCREG RMB  4      Prom input register
0138                         *
0139                         ****************************************
0140                         *
0141                         * START OF EXTENSION COMMANDS
0142                         *
0143                         ****************************************
0144                         *
0145 F000                            ORG MONEXT
0146 F000 F7 BD                      FDB NEXTEXT   Jump to next extended command
0147                         *
0148                         *
0149                         *****************************************
0150                         * Disk drivers                          *
0151                         * ------------                          *
0152                         * The system dependant code for the     *
0153                         * disc drivers fits here. Two tables    *
0154                         * must be included. These are DTYPTAB a  *
0155                         * four byte table that defines which of *
0156                         * the (up to four) following sets of    *
0157                         * jump tables to use, and TABSRT the    *
0158                         * jump tables themselves. For a full    *
0159                         * description of the floppy drivers see *
0160                         * section 4 (pp9-14) of the general     *
0161                         * Flex adaptation guide.                *
0162                         *****************************************
0163                         *
0164                         * Mass storage drivers for embedded applications.
0165                         *
0166                         * Jump tables.
0167 F002 F1 19              TABSRT  FDB EREAD Drive type 0 (ROM disk).
0168 F004 F1 41                      FDB EWRITE
0169 F006 F1 3F                      FDB ECHECK
0170 F008 F1 3F                      FDB ECHECK
0171 F00A F1 3F                      FDB ECHECK
0172 F00C F1 3F                      FDB ECHECK
0173 F00E F1 3F                      FDB ECHECK
0174 F010 F0 52                      FDB DDUMMY
0175 F012 F0 52                      FDB DDUMMY
0176 F014 F0 52                      FDB DDUMMY
0177                         *
0178 F016 F1 19                      FDB EREAD Drive type 1 (RAM disk).
0179 F018 F1 41                      FDB EWRITE
0180 F01A F1 3F                      FDB ECHECK
0181 F01C F1 3F                      FDB ECHECK
0182 F01E F1 3F                      FDB ECHECK
0183 F020 F1 3F                      FDB ECHECK
0184 F022 F1 3F                      FDB ECHECK
0185 F024 F0 52                      FDB DDUMMY
0186 F026 F0 52                      FDB DDUMMY
0187 F028 F0 52                      FDB DDUMMY
0188                         *
0189 F02A F0 52                      FDB DDUMMY Drive type 2 (External Flash disk).
0190 F02C F0 52                      FDB DDUMMY
0191 F02E F0 52                      FDB DDUMMY
0192 F030 F0 52                      FDB DDUMMY
0193 F032 F0 52                      FDB DDUMMY
0194 F034 F0 52                      FDB DDUMMY
0195 F036 F0 52                      FDB DDUMMY
0196 F038 F0 52                      FDB DDUMMY
0197 F03A F0 52                      FDB DDUMMY
0198 F03C F0 52                      FDB DDUMMY
0199                         *
0200 F03E F1 7A                      FDB NREAD  Drive type 3 (NetPC drive via serial port).
0201 F040 F1 E9                      FDB NWRITE
0202 F042 F2 49                      FDB NVERIFY
0203 F044 F2 4E                      FDB NCHECK
0204 F046 F2 4E                      FDB NCHECK
0205 F048 F2 4E                      FDB NCHECK
0206 F04A F2 4E                      FDB NCHECK
0207 F04C F0 52                      FDB DDUMMY
0208 F04E F0 52                      FDB DDUMMY
0209 F050 F0 52                      FDB DDUMMY
0210                         *
0211                         *
0212                         * Dummy routine (no errors).
0213 F052 5F                 DDUMMY  CLRB
0214 F053 5D                         TSTB  Set (z)=1
0215 F054 1C FE                      ANDCC  #$FF-CFLAG  Set (c)=0
0216 F056 39                         RTS
0217                         *               *
0218                         **************************
0219                         * Main Flex entry points *
0220                         *************************
0221                         *
0222                         * Read sector routine.
0223                         * Entry: (X) = address where sector is to be placed.
0224                         *        (A) = Track  number.
0225                         *        (B) = Sector number.
0226                         * Exit:  (B) = Error code  (z)=1 if no error.
0227 F057 6E 9F DE 32        READSC  JMP  [REAVEC]
0228                         *
0229                         * Write track routine.
0230                         * Entry: (X) = Address of area of memory from which the data will be taken.
0231                         *        (A) = Track number.
0232                         *        (B) = Sector number.
0233                         * Exit:  (B) = Error condition, (Z)=1 no an error.
0234 F05B 6E 9F DE 34        WRITSC  JMP  [WRIVEC]
0235                         *
0236                         * Verify sector routine.
0237                         * Entry: no parameters.
0238                         * Exit:  (B) = Error condition (Z)=1 if no error.
0239 F05F 6E 9F DE 36        BUSY  JMP  [VERVEC]
0240                         *
0241                         * Restore drive to track 00.
0242                         * Entry: (X) = FCB address (3,X contains drive number).
0243                         * Exit:  (B) = Error condition, (Z)=1 if no error.
0244 F063 8D 07              RESTR1  BSR  DRVSEL Select drive first.
0245 F065 27 01                      BEQ  RST1
0246 F067 39                         RTS
0247 F068 6E 9F DE 38        RST1    JMP  [RSTVEC]
0248                         *
0249                         * Select current drive.
0250                         * Entry: (X) = FCB address (3,X contains drive number).
0251                         * Exit:  (B) = Error condition, (Z)=0 and (c)=1 if error.
0252                         *        (B) = $0F if non existant drive.
0253 F06C 34 30              DRVSEL  PSHS  X,Y
0254 F06E E6 03                      LDB  3,X  Get driver type.
0255 F070 F7 DE 1E                   STB  DRVNUM
0256 F073 8E DE 2A                   LDX  #DTYPTAB
0257 F076 A6 85                      LDA  B,X
0258 F078 81 FF                      CMPA  #$FF  Is the drive nonexistant?
0259 F07A 26 08                      BNE  DRIVE1
0260 F07C 35 30                      PULS  X,Y
0261 F07E C6 0F                      LDB  #$0F
0262 F080 5D                         TSTB
0263 F081 1A 01                      ORCC  #$01
0264 F083 39                         RTS
0265                         *
0266 F084 C6 14              DRIVE1  LDB  #20  Get correct table start address.
0267 F086 3D                         MUL
0268 F087 8E F0 02                   LDX  #TABSRT
0269 F08A 30 8B                      LEAX  D,X
0270 F08C 10 8E DE 32                LDY  #REAVEC Copy table into ram.
0271 F090 C6 14                      LDB  #20
0272 F092 A6 80              DRIVE2  LDA  0,X+
0273 F094 A7 A0                      STA  0,Y+
0274 F096 5A                         DECB
0275 F097 26 F9                      BNE  DRIVE2
0276 F099 35 30                      PULS X,Y
0277 F09B 6E 9F DE 3A                JMP  [DRVVEC]
0278                         *
0279                         * Check for drive ready.
0280                         * Entry: (X) = FCB address (3,X contains drive number)>
0281                         * Exit:  (B) = Error condition, (Z)=0 AND (C)=1 if drive is not ready.
0282 F09F 6E 9F DE 3C        CHKRDY  JMP  [CHKVEC]
0283                         *
0284                         * Quick drive ready check.
0285                         * Entry: (X) = FCB address (3,X contains drive number).
0286                         * Exit:  (B) = Error condition, (Z)=0 AND (c)=1 if drive not ready.
0287 F0A3 6E 9F DE 3E        CHKQIK  JMP  [QUIVEC]
0288                         *
0289                         * Init (cold start).
0290                         * Entry: no parameters.
0291                         * Exit: no change.
0292 F0A7 4F                 DINIT   CLRA
0293 F0A8 B7 DE 1E           DINIT1  STA  DRVNUM  Init each valid drive in turn.
0294 F0AB 8E DE 1B                   LDX  #DRVNUM-3
0295 F0AE 8D BC                      BSR  DRVSEL
0296 F0B0 25 04                      BCS  DINIT2
0297 F0B2 AD 9F DE 40                JSR  [INIVEC]
0298 F0B6 B6 DE 1E           DINIT2  LDA  DRVNUM
0299 F0B9 4C                         INCA
0300 F0BA 81 04                      CMPA  #4
0301 F0BC 26 EA                      BNE  DINIT1
0302 F0BE 39                         RTS
0303                         *
0304                         * Warm start.
0305                         * Entry: no parameters.
0306                         * Exit: no change.
0307 F0BF 6E 9F DE 42        DWARM    JMP  [WARVEC]
0308                         *
0309                         * Seek track.
0310                         * Entry: (A) = Track number.
0311                         *        (B) = Sector number.
0312                         * Exit:  (B) = Error condition, (Z)=1 if no error.
0313 F0C3 6E 9F DE 44        SEEKTS  JMP  [SEEVEC]
0314                         *
0315                         *
0316                         *****************************************************
0317                         * ROMdisk drivers                                   *
0318                         * ---------------                                   *
0319                         * Drivers to support a ROMdisk in the external RAM  *
0320                         * of the SYS09. The ROMdisk base address is $10000   *
0321                         *****************************************************
0322                         * Dummy return for ROM disk (write protected!)
0323                         *
0324                         * MAP RAM DISK INTO MEMORY SPACE
0325                         *
0326 F0C7 1F A8              MAPIN   TFR   CC,A     ; Save state of interrupt masks
0327 F0C9 B7 DE 22                   STA   CCSAVE
0328 F0CC 1A 50                      ORCC  #FFLAG+IFLAG ; Mask interrupts while IO mapped out
0329 F0CE CE DE 2A                   LDU   #DTYPTAB  ; Point to Drive Type table
0330 F0D1 F6 DE 1E                   LDB   DRVNUM   ; Get working drive number
0331 F0D4 E6 C5                      LDB   B,U
0332 F0D6 CE DE 2E                   LDU   #DOFFTAB
0333 F0D9 B6 DE 1F                   LDA   TRACK
0334 F0DC AB C5                      ADDA  B,U      ; Add Base offset into RAM
0335 F0DE 84 F0                      ANDA  #$F0     ; Mask MSN
0336 F0E0 A7 E2                      STA   ,-S      ; Save A on stack
0337                         * 
0338 F0E2 B6 DE 20                   LDA   SECTOR
0339 F0E5 80 01                      SUBA  #1       ; Sectors 1 to 14 => 0 to 13
0340 F0E7 88 0F                      EORA  #$0F     ; Complement LSNybble
0341 F0E9 84 0F                      ANDA  #$0F
0342                         *
0343 F0EB AB E0                      ADDA  ,S+       ; Add sector to LSN of Track and pop
0344 F0ED B7 FF F0                   STA   DATREG+MAPPAG
0345                         *
0346 F0F0 B6 DE 1F                   LDA   TRACK   ; LSN of Track indexes into 4K page
0347 F0F3 84 0F                      ANDA  #$0F
0348 F0F5 8B 00                      ADDA  #MAPPAG*16
0349 F0F7 5F                         CLRB
0350 F0F8 1F 03                      TFR   D,U
0351 F0FA 39                         RTS
0352                         *
0353                         * MAP RAM DISK OUT OF MEMORY
0354                         *
0355 F0FB 86 00              MAPOUT  LDA   #MAPPAG  ; Point to the Flex page
0356 F0FD 88 0F                      EORA  #$0F     ; Complement LSNybble
0357 F0FF B7 FF F0                   STA   DATREG+MAPPAG ; map in Flex page
0358 F102 B6 DE 22                   LDA   CCSAVE   ; restore interrupt masks
0359 F105 1F 8A                      TFR   A,CC
0360 F107 39                         RTS
0361                         *
0362                         * Seek track and sector
0363                         * A holds track number (0-32)
0364                         * B holds sector number (1-14)
0365                         *
0366 F108 B7 DE 1F           ESEEK   STA   TRACK
0367 F10B F7 DE 20                   STB   SECTOR
0368 F10E 1C FE                      ANDCC #$FE   ; CLEAR CARRY
0369 F110 1A 04                      ORCC  #$04   ; SET Z
0370 F112 39                         RTS
0371                         *
0372                         * MARK DISK READ ONLY
0373                         *
0374 F113 C6 40              EDUMMY  LDB  #$40
0375 F115 5D                         TSTB
0376 F116 1A 01                      ORCC  #$01
0377 F118 39                         RTS
0378                         *
0379 F119 34 70              EREAD   PSHS X,Y,U push sequentialy to preserve order on stack
0380 F11B 17 FF EA                   LBSR ESEEK
0381 F11E 17 FF A6                   LBSR MAPIN build external ram address
0382                         *
0383 F121 10 8E DE 46                LDY #BUFFER
0384 F125 5F                         CLRB
0385 F126 A6 C0              ERLOOP1 LDA 0,U+ move 256 bytes to buffer from external RAM
0386 F128 A7 A0                      STA 0,Y+
0387 F12A 5A                         DECB
0388 F12B 26 F9                      BNE ERLOOP1
0389                         *
0390 F12D 17 FF CB                   LBSR MAPOUT
0391                         *
0392 F130 10 8E DE 46                LDY #BUFFER
0393 F134 5F                         CLRB
0394 F135 A6 A0              ERLOOP2 LDA 0,Y+ move 256 bytes from buffer to Flex RAM
0395 F137 A7 80                      STA 0,X+
0396 F139 5A                         DECB
0397 F13A 26 F9                      BNE ERLOOP2
0398                         *
0399 F13C 5F                         CLRB
0400 F13D 35 F0                      PULS X,Y,U,PC  restore all registers
0401                         *
0402                         * check for marker bytes $AA55 in first bytes of first track/sector
0403                         *
0404                         *ECHECK  CLRA 
0405                         *        LDB  #1
0406                         *        LDX  #BUFFER
0407                         *        BSR  EREAD
0408                         *        LDD  BUFFER
0409                         *        CMPD  #$AA55
0410                         *        BNE  EERR
0411                         *        LBRA  DDUMMY
0412                         *EERR    LDB  #$80 not ready bit set
0413                         *        TSTB
0414                         *        ORCC  #$01
0415                         *        RTS
0416 F13F 5F                 ECHECK CLRB
0417 F140 39                        RTS
0418                         *
0419                         * Write Sector
0420                         *
0421 F141 34 70              EWRITE  PSHS X,Y,U
0422 F143 17 FF C2                   LBSR ESEEK
0423 F146 CE DE 2A                   LDU  #DTYPTAB  ; Point to Drive Type table
0424 F149 F6 DE 1E                   LDB  DRVNUM    ; Get working drive number
0425 F14C E6 C5                      LDB  B,U       ; Fetch Drive type
0426 F14E C1 01                      CMPB #DTYPRAM  ; Is it a RAM Disk ?
0427 F150 27 07                      BEQ  EWOK      ; Yep, can write to it
0428 F152 C1 00                      CMPB #DTYPROM  ; Allow writes to ROM Disk too
0429 F154 27 03                      BEQ  EWOK
0430 F156 16 FF BA                   LBRA EDUMMY    ; Nope report read only 
0431                         *
0432 F159 10 8E DE 46        EWOK    LDY #BUFFER
0433 F15D 5F                         CLRB
0434 F15E A6 80              EWLOOP1 LDA 0,X+ move 256 bytes to buffer from Flex RAM
0435 F160 A7 A0                      STA 0,Y+
0436 F162 5A                         DECB
0437 F163 26 F9                      BNE EWLOOP1
0438                         *
0439 F165 17 FF 5F                   LBSR MAPIN
0440                         *
0441 F168 10 8E DE 46                LDY #BUFFER
0442 F16C 5F                         CLRB
0443 F16D A6 A0              EWLOOP2 LDA 0,Y+ move 256 bytes from buffer to external RAM
0444 F16F A7 C0                      STA 0,U+
0445 F171 5A                         DECB
0446 F172 26 F9                      BNE EWLOOP2
0447                         *
0448 F174 17 FF 84                   LBSR MAPOUT
0449                         *
0450 F177 5F                    CLRB
0451 F178 35 F0                      PULS X,Y,U,PC
0452                         *
0453                         *
0454                         *****************************************************
0455                         * FlexNet drivers                                   *
0456                         * ---------------                                   *
0457                         * Drivers to support a remote connection via the    *
0458                         * serial port using the FlexNet protocol as defined *
0459                         * in FLEXNet_421B                                   *
0460                         *****************************************************
0461                         *
0462                         *
0463                         * read sector from remote drive
0464                         *
0465 F17A 34 04              NREAD   PSHS    B
0466 F17C 34 02                      PSHS    A
0467 F17E 7F DE 21                   CLR     CHKSUM          clear checksum
0468 F181 7F DE 22                   CLR     CHKSUM+1
0469                         *  
0470 F184 86 73                      LDA     #'s             Send read sector command
0471 F186 BD F2 85                   JSR     SCHAR
0472 F189 24 4C                      BCC     NRD_DNR         if timeout, then flag drive not ready
0473                         *
0474 F18B B6 DE 1E                   LDA     DRVNUM           send drive
0475 F18E BD F2 85                   JSR     SCHAR
0476 F191 24 44                      BCC     NRD_DNR           
0477                         *
0478 F193 35 02                      PULS    A               send track
0479 F195 BD F2 85                   JSR     SCHAR
0480 F198 24 3D                      BCC     NRD_DNR          
0481                         *
0482 F19A 35 02                      PULS    A               send sector
0483 F19C BD F2 85                   JSR     SCHAR
0484 F19F 24 36                      BCC     NRD_DNR          
0485                         *
0486                         * transfer 256 bytes
0487 F1A1 5F                         CLRB                    
0488 F1A2 BD F2 67           NREAD1  JSR     RCHAR           read byte
0489 F1A5 24 30                      BCC     NRD_DNR         if timeout, then flag drive not ready
0490 F1A7 A7 80                      STA     0,X+
0491 F1A9 BB DE 22                   ADDA    CHKSUM+1        update checksum
0492 F1AC B7 DE 22                   STA     CHKSUM+1
0493 F1AF 24 03                      BCC     NREAD2         
0494 F1B1 7C DE 21                   INC     CHKSUM
0495 F1B4 5A                 NREAD2  DECB         
0496 F1B5 26 EB                      BNE     NREAD1          
0497                         *
0498                         * compare checksums
0499 F1B7 BD F2 67                   JSR     RCHAR           get checksum msb
0500 F1BA 24 1B                      BCC     NRD_DNR
0501 F1BC 34 02                      PSHS    A
0502 F1BE BD F2 67                   JSR     RCHAR           get checksum lsb
0503 F1C1 24 14                      BCC     NRD_DNR
0504 F1C3 1F 89                      TFR     A,B            
0505 F1C5 35 02                      PULS    A               
0506 F1C7 10 B3 DE 21                CMPD    CHKSUM          compare checksums
0507 F1CB 26 0E                      BNE     NRD_ERR         if checksum error, then flag crc read error
0508                         *
0509 F1CD 86 06                      LDA     #ACK            no checksum error, send ACK char
0510 F1CF BD F2 85                   JSR     SCHAR
0511 F1D2 24 03                      BCC     NRD_DNR 
0512 F1D4 5F                         CLRB                    all OK, flag no error
0513 F1D5 20 0D                      BRA     NRD_END
0514                         *
0515 F1D7 C6 10              NRD_DNR LDB     #16             flag drive not ready
0516 F1D9 20 09                      BRA     NRD_END
0517                         *
0518 F1DB 86 15              NRD_ERR LDA     #NAK            send NAK
0519 F1DD BD F2 85                   JSR     SCHAR
0520 F1E0 24 F5                      BCC     NRD_DNR  
0521 F1E2 C6 09                      LDB     #09             flag crc read error
0522                         *
0523 F1E4 F7 DE 21           NRD_END STB     CHKSUM          used by VERIFY
0524 F1E7 5D                         TSTB                    
0525 F1E8 39                         RTS
0526                         *
0527                         *
0528                         * write sector to remote drive
0529                         *
0530 F1E9 34 04              NWRITE  PSHS B
0531 F1EB 34 02                      PSHS A
0532 F1ED 7F DE 21                   CLR     CHKSUM          clear checksum
0533 F1F0 7F DE 22                   CLR     CHKSUM+1
0534                         *  
0535 F1F3 86 72                      LDA     #'r             Send write sector command
0536 F1F5 BD F2 85                   JSR     SCHAR
0537 F1F8 24 DD                      BCC     NRD_DNR         if timeout, then flag drive not ready
0538                         *
0539 F1FA B6 DE 1E                   LDA     DRVNUM           send drive
0540 F1FD BD F2 85                   JSR     SCHAR
0541 F200 24 D5                      BCC     NRD_DNR           
0542                         *
0543 F202 35 02                      PULS    A               send track
0544 F204 BD F2 85                   JSR     SCHAR
0545 F207 24 CE                      BCC     NRD_DNR          
0546                         *
0547 F209 35 02                      PULS    A               send sector
0548 F20B BD F2 85                   JSR     SCHAR
0549 F20E 24 C7                      BCC     NRD_DNR          
0550                         *
0551                         * transfer 256 bytes
0552 F210 5F                         CLRB                    
0553 F211 A6 80              NWRITE1 LDA     0,X+
0554 F213 BD F2 85                   JSR     SCHAR           write byte
0555 F216 24 BF                      BCC     NRD_DNR         if timeout, then flag drive not ready
0556 F218 BB DE 22                   ADDA    CHKSUM+1        update checksum
0557 F21B B7 DE 22                   STA     CHKSUM+1
0558 F21E 24 03                      BCC     NWRITE2         
0559 F220 7C DE 21                   INC     CHKSUM
0560 F223 5A                 NWRITE2 DECB         
0561 F224 26 EB                      BNE     NWRITE1          
0562                         *
0563                         * compare checksums
0564 F226 B6 DE 21                   LDA     CHKSUM
0565 F229 BD F2 85                   JSR     SCHAR           send checksum msb
0566 F22C 24 A9                      BCC     NRD_DNR
0567 F22E B6 DE 22                   LDA     CHKSUM+1
0568 F231 BD F2 85                   JSR     SCHAR           send checksum lsb
0569 F234 24 A1                      BCC     NRD_DNR
0570                         *
0571 F236 BD F2 67                   JSR     RCHAR           get checksum response
0572 F239 24 9C                      BCC     NRD_DNR        
0573 F23B 81 06                      CMPA    #ACK
0574 F23D 26 03                      BNE     NWR_ERR         if checksum error, then flag write error    
0575                         *
0576 F23F 5F                         CLRB                    all OK, flag no error
0577 F240 20 02                      BRA     NWR_END
0578                         *
0579 F242 C6 0A              NWR_ERR LDB     #10             flag write error
0580                         *
0581 F244 F7 DE 21           NWR_END STB     CHKSUM          used by VERIFY
0582 F247 5D                         TSTB                    
0583 F248 39                         RTS
0584                         *
0585                         *
0586                         *   verify last sector written to remote drive
0587                         *
0588 F249 F6 DE 21           NVERIFY LDB     CHKSUM         test last checksum
0589 F24C 5D                         TSTB
0590 F24D 39                         RTS
0591                         *
0592                         *
0593                         *   quck check and check drive ready
0594                         *
0595 F24E 86 51              NCHECK  LDA     #'Q             quick check command
0596 F250 BD F2 85                   JSR     SCHAR
0597 F253 24 0C                      BCC     NCK_ERR         if timeout, then flag drive not ready
0598                         
0599 F255 BD F2 67                   JSR     RCHAR           get response from host
0600 F258 24 07                      BCC     NCK_ERR
0601 F25A 81 06                      CMPA    #ACK
0602 F25C 26 03                      BNE     NCK_ERR         if NAK, then flag drive not ready
0603                         
0604 F25E 5F                         CLRB                    all OK, flag drive ready
0605 F25F 20 04                      BRA     NCK_END
0606                         *
0607 F261 C6 10              NCK_ERR LDB     #16             report drive not ready
0608 F263 1A 01                      ORCC    #$01            check needs carry set as well
0609                         *
0610 F265 5D                 NCK_END TSTB
0611 F266 39                         RTS
0612                         *
0613                         *
0614                         * recieve char from remote drive.
0615                         * timeout if no response for approx 1s.
0616                         * Entry: no parameters
0617                         * Exit:  (A) = recieved char, (C)=1 if valid char, (C)=0 if timeout.
0618                         *
0619 F267 34 30              RCHAR   PSHS    X,Y
0620                         *
0621 F269 8E 03 E8                   LDX     #1000         1000x inner loop
0622 F26C 10 8E 04 E2        RCHAR1  LDY     #DELCON       delay constant for inner loop (approx 1ms).
0623 F270 B6 E0 00           RCHAR2  LDA     ACIAC1        test for recieved char
0624 F273 47                         ASRA
0625 F274 25 0A                      BCS     RCHAR3        get character
0626 F276 31 3F                      LEAY    -1,Y          else, continue to count delay
0627 F278 26 F6                      BNE     RCHAR2
0628 F27A 30 1F                      LEAX    -1,X
0629 F27C 26 EE                      BNE     RCHAR1
0630 F27E 35 B0                      PULS    X,Y,PC        return with error if timed out
0631                         *
0632 F280 B6 E0 01           RCHAR3  LDA     ACIAD1        return data (carry bit still set)
0633 F283 35 B0                      PULS    X,Y,PC
0634                         *
0635                         *
0636                         * transmit char to remote drive.
0637                         * timeout if no response for approx 1s. (allows for use of hardware flow control)
0638                         * Entry: (A) = char to transmit
0639                         * Exit:  (A) = recieved char, (C)=1 if valid char, (C)=0 if timeout.
0640                         *
0641 F285 34 30              SCHAR   PSHS    X,Y
0642 F287 34 02                      PSHS    A
0643                         *
0644 F289 8E 03 E8                   LDX     #1000         1000x inner loop
0645 F28C 10 8E 04 E2        SCHAR1  LDY     #DELCON       delay constant for inner loop (approx 1ms).
0646 F290 B6 E0 00           SCHAR2  LDA     ACIAC1        test for space in transmit FIFO
0647 F293 47                         ASRA
0648 F294 47                         ASRA
0649 F295 25 0C                      BCS     SCHAR3        send character
0650 F297 31 3F                      LEAY    -1,Y          else, continue to count delay
0651 F299 26 F5                      BNE     SCHAR2
0652 F29B 30 1F                      LEAX    -1,X
0653 F29D 26 ED                      BNE     SCHAR1
0654 F29F 35 02                      PULS    A
0655 F2A1 35 B0                      PULS    X,Y,PC        return with error if timed out
0656                         *
0657 F2A3 35 02              SCHAR3  PULS    A
0658 F2A5 B7 E0 01                   STA     ACIAD1        send data (carry bit still set)
0659 F2A8 35 B0                      PULS    X,Y,PC
0660                         *
0661                         ** 'UF' Format RAMdisc to FLEX standard.
0662                         *
0663 F2AA 0A 0D              DISFOS  FCB $0A,$0D 
0664 F2AC 46 6F 72 6D 61 74          FCC 'Formating RAMdisk... '
          69 6E 67 20 52 41
          4D 64 69 73 6B 2E
          2E 2E 20
0665 F2C1 04                         FCB 4
0666 F2C2 0A 0D 04           MESS6   FCB $0A,$0D,4
0667 F2C5 52 61 6D 64 69 73          FCC 'Ramdisk not allocated! '
          6B 20 6E 6F 74 20
          61 6C 6C 6F 63 61
          74 65 64 21 20
0668 F2DC 04                    FCB 4
0669                         *
0670 F2DD 8E F2 AA           UFSUB   LDX #DISFOS
0671 F2E0 BD F4 6A                   JSR PDATA1
0672 F2E3 8E DE 2A                   LDX #DTYPTAB               search for allocated ramdisk
0673 F2E6 5F                         CLRB
0674 F2E7 A6 85              FMT9    LDA B,X
0675 F2E9 81 01                      CMPA #DTYPRAM              driver type 1 is ramdisk
0676 F2EB 27 0C                      BEQ FFOUND
0677 F2ED 5C                         INCB
0678 F2EE C1 04                      CMPB #4            end of table? then not allocated.
0679 F2F0 26 F5                      BNE FMT9
0680 F2F2 8E F2 C2                   LDX #MESS6
0681 F2F5 BD F4 6A                   JSR PDATA1
0682 F2F8 39                         RTS
0683                         *
0684 F2F9 F7 DE 1E           FFOUND  STB DRVNUM
0685 F2FC 8E DE 1B                   LDX #DRVNUM-3
0686 F2FF BD F0 6C                   JSR DRVSEL
0687                         *
0688                         * set up free chain
0689                         *
0690 F302 8E DE 46                   LDX #BUFFER clear out buffer
0691 F305 4F                         CLRA
0692 F306 5F                         CLRB
0693 F307 A7 80              DFL1    STA 0,X+
0694 F309 5A                         DECB
0695 F30A 26 FB                      BNE DFL1
0696                         *
0697 F30C 7F DE 1F                   CLR TRACK
0698 F30F 86 01                      LDA #1
0699 F311 B7 DE 20                   STA SECTOR
0700 F314 8E DE 46           DFL2    LDX #BUFFER
0701 F317 B6 DE 1F                   LDA TRACK
0702 F31A A7 84                      STA 0,X
0703 F31C B6 DE 20                   LDA SECTOR
0704 F31F 4C                         INCA
0705 F320 81 0F                      CMPA #RMAXSEC+1 last sector on track?
0706 F322 26 04                      BNE DFL3
0707 F324 6C 84                      INC 0,X
0708 F326 86 01                      LDA #1
0709 F328 A7 01              DFL3    STA 1,X
0710 F32A B6 DE 1F                   LDA TRACK
0711 F32D F6 DE 20                   LDB SECTOR
0712 F330 BD F0 5B                   JSR WRITSC
0713 F333 7C DE 20                   INC SECTOR
0714 F336 B6 DE 20                   LDA SECTOR
0715 F339 81 0F                      CMPA #RMAXSEC+1
0716 F33B 26 D7                      BNE DFL2
0717 F33D 86 01                      LDA #1
0718 F33F B7 DE 20                   STA  SECTOR
0719 F342 7C DE 1F                   INC TRACK
0720 F345 B6 DE 1F                   LDA TRACK
0721 F348 81 40                      CMPA #RMAXTRK
0722 F34A 26 C8                      BNE DFL2
0723                         * break free chain at last track/sector
0724 F34C 8E DE 46                   LDX  #BUFFER
0725 F34F 86 3F                      LDA  #RMAXTRK-1
0726 F351 C6 0E                      LDB  #RMAXSEC
0727 F353 BD F0 57                   JSR  READSC
0728 F356 8E DE 46                   LDX  #BUFFER
0729 F359 6F 84                      CLR  0,X
0730 F35B 6F 01                      CLR  1,X
0731 F35D 86 3F                      LDA  #RMAXTRK-1
0732 F35F C6 0E                      LDB  #RMAXSEC
0733 F361 BD F0 5B                   JSR  WRITSC 
0734                         * set up sector structure, SIR, directory etc
0735 F364 8E DE 46                   LDX  #BUFFER
0736 F367 4F                         CLRA
0737 F368 C6 0E                      LDB  #RMAXSEC
0738 F36A BD F0 57                   JSR  READSC
0739 F36D 8E DE 46                   LDX  #BUFFER
0740 F370 6F 84                      CLR  0,X break end of directory chain
0741 F372 6F 01                      CLR  1,X
0742 F374 4F                         CLRA
0743 F375 C6 0E                      LDB  #RMAXSEC
0744 F377 BD F0 5B                   JSR  WRITSC
0745                         *
0746 F37A 8E DE 46                   LDX  #BUFFER
0747 F37D 4F                         CLRA
0748 F37E C6 03                      LDB  #3 set up SIR
0749 F380 BD F0 57                   JSR  READSC
0750 F383 8E DE 46                   LDX  #BUFFER
0751 F386 6F 84                      CLR  0,X break forward link
0752 F388 6F 01                      CLR  1,X
0753 F38A CC 52 41                   LDD  #$5241 set volume name (RAMDISK )
0754 F38D ED 88 10                   STD  16,X
0755 F390 CC 4D 44                   LDD  #$4D44
0756 F393 ED 88 12                   STD  18,X
0757 F396 CC 49 53                   LDD  #$4953
0758 F399 ED 88 14                   STD  20,X
0759 F39C CC 4B 20                   LDD  #$4B20
0760 F39F ED 88 16                   STD  22,X
0761 F3A2 CC 00 01                   LDD  #1 volume number
0762 F3A5 ED 88 1B                   STD  27,X
0763 F3A8 CC 01 01                   LDD  #$0101 first trk/sec  01-01
0764 F3AB ED 88 1D                   STD  29,X
0765 F3AE 86 3F                      LDA  #RMAXTRK-1
0766 F3B0 C6 0E                      LDB  #RMAXSEC
0767 F3B2 ED 88 1F                   STD  31,X
0768 F3B5 ED 88 26                   STD  38,X
0769 F3B8 CC 03 72                   LDD  #RTOTSEC total DATA sectors (2912-14)
0770 F3BB ED 88 21                   STD  33,X
0771                         *
0772 F3BE 86 01                      LDA #01 month   set default creation date (SYS09's birthday!)
0773 F3C0 A7 88 23                   STA 35,X
0774 F3C3 86 07                      LDA #07 day
0775 F3C5 A7 88 24                   STA 36,X
0776 F3C8 86 07                      LDA #07 year
0777 F3CA A7 88 25                   STA 37,X
0778                         *
0779 F3CD 4F                 RF3     CLRA
0780 F3CE C6 03                      LDB  #3
0781 F3D0 BD F0 5B                   JSR  WRITSC
0782                         *
0783 F3D3 8E DE 46                   LDX #BUFFER
0784 F3D6 4F                         CLRA
0785 F3D7 C6 01                      LDB #1
0786 F3D9 BD F0 57                   JSR READSC
0787 F3DC 8E DE 46                   LDX #BUFFER
0788 F3DF 86 AA                      LDA #$AA set the init flag
0789 F3E1 A7 84                      STA 0,X
0790 F3E3 86 55                      LDA  #$55
0791 F3E5 A7 01                      STA 1,X
0792 F3E7 4F                         CLRA
0793 F3E8 C6 01                      LDB #1
0794 F3EA 7E F0 5B                   JMP WRITSC
0795                         *
0796                         ********************************
0797                         *    System specific Boot      *
0798                         *    command goes here.        *
0799                         ********************************
0800                         *
0801                         * Boot FLEX from the FPGA's internal pre-loaded scratch RAM
0802                         *
0803 F3ED 08 08              UBMESS  FCB $08, $08
0804 F3EF 42 6F 6F 74 69 6E          FCC 'Booting internal FLEX....'
          67 20 69 6E 74 65
          72 6E 61 6C 20 46
          4C 45 58 2E 2E 2E
          2E
0805 F408 0D 0A 04                   FCB $0D,$0A,$04
0806                         *
0807 F40B 8E F3 ED           UBSUB   LDX #UBMESS
0808 F40E BD F4 6A                   JSR PDATA1
0809                         *
0810 F411 8E D3 E5                   LDX #$D3E5
0811 F414 10 8E F4 34                LDY #CONTAB Overlay console driver table
0812 F418 EC A1              UB1     LDD 0,Y++
0813 F41A ED 81                      STD 0,X++
0814 F41C 8C D3 FD                   CMPX #$D3FD
0815 F41F 26 F7                      BNE UB1
0816                         *
0817 F421 8E DE 00                   LDX #$DE00 Overlay disk driver table
0818 F424 10 8E F4 4C                LDY #DISTAB
0819 F428 EC A1              UB2     LDD 0,Y++
0820 F42A ED 81                      STD 0,X++
0821 F42C 8C DE 1E                   CMPX #$DE1E
0822 F42F 26 F7                      BNE UB2
0823                         *
0824 F431 7E CD 00           UBEND   JMP $CD00
0825                         *
0826                         * FLEX console jump table.
0827 F434 F4 76              CONTAB  FDB INPNE       INPUT NO ECHO
0828 F436 F4 82                      FDB DUMMY       INTERRUPT HANDLER
0829 F438 DF C2                      FDB MONRAM+$02 SWI VECTOR
0830 F43A DF C8                      FDB MONRAM+$08 IRQ VECTOR
0831 F43C F4 82                      FDB DUMMY       TIMER OFF
0832 F43E F4 82                      FDB DUMMY       TIMER ON
0833 F440 F4 82                      FDB DUMMY       TIMER INITIALIZATION
0834 F442 F4 7E                      FDB CONTRL      MONITOR
0835 F444 F4 82                      FDB DUMMY       TERMINAL INITIALIZATION
0836 F446 F4 7A                      FDB STATUS      INPUT CHECK
0837 F448 F4 6E                      FDB OUTP        TERMINAL OUTPUT
0838 F44A F4 72                      FDB INPE        TERMINAL INPUT WITH ECHO
0839                         *
0840                         * FLEX disk jump table.
0841 F44C 7E F0 57           DISTAB  JMP READSC
0842 F44F 7E F0 5B                   JMP WRITSC
0843 F452 7E F0 5F                   JMP BUSY
0844 F455 7E F0 63                   JMP RESTR1
0845 F458 7E F0 6C                   JMP DRVSEL
0846 F45B 7E F0 9F                   JMP CHKRDY
0847 F45E 7E F0 A3                   JMP CHKQIK
0848 F461 7E F0 A7                   JMP DINIT
0849 F464 7E F0 BF                   JMP DWARM
0850 F467 7E F0 C3                   JMP SEEKTS
0851                         *
0852                         * Monitor jumps
0853                         *
0854 F46A 6E 9F F8 0C        PDATA1  JMP [PDATAV]
0855 F46E 6E 9F F8 0A        OUTP    JMP [OUTCHV]
0856 F472 6E 9F F8 06        INPE    JMP [INCHEV]
0857 F476 6E 9F F8 04        INPNE   JMP [INCHV]
0858 F47A 6E 9F F8 08        STATUS  JMP [INCHKV]
0859 F47E 6E 9F F8 00        CONTRL  JMP [MONITV]
0860 F482 39                 DUMMY   RTS
0861                         *
0862                         ** 'UL' LOAD ROM DISK VIA SERIAL PORT
0863                         *
0864 F483 53 65 72 69 61 6C  ULMES   FCC  'Serial ROM Disk upload ...'
          20 52 4F 4D 20 44
          69 73 6B 20 75 70
          6C 6F 61 64 20 2E
          2E 2E
0865 F49D 0D 0A 04                   FCB  $0D,$0A,$04
0866 F4A0 52 4F 4D 20 44 69  ULMES1  FCC  'ROM Disk Loaded'
          73 6B 20 4C 6F 61
          64 65 64
0867 F4AF 0D 0A 04                   FCB  $0D,$0A,$04
0868                         *
0869 F4B2 8E F4 83           ULSUB   LDX  #ULMES
0870 F4B5 BD F4 6A                   JSR  PDATA1
0871                         *
0872 F4B8 86 00                      LDA  #$00
0873 F4BA B7 DE 1E                   STA  DRVNUM
0874 F4BD 4F                         CLRA         TRACK 0
0875 F4BE C6 01                      LDB  #$01    SECTOR 1
0876 F4C0 B7 DE 1F           ULLOOP0 STA  TRACK
0877 F4C3 F7 DE 20                   STB  SECTOR`
0878 F4C6 17 FB FE                   LBSR MAPIN
0879                         *
0880 F4C9 5F                         CLRB  xfer 256 bytes at a time.
0881 F4CA BD F4 ED           ULLOOP1 JSR  LRBYTE transfer should be hex bytes
0882 F4CD A7 C0                      STA  ,U+
0883 F4CF 5A                         DECB
0884 F4D0 26 F8                      BNE  ULLOOP1
0885                         *
0886 F4D2 17 FC 26                   LBSR MAPOUT
0887                         *
0888 F4D5 B6 DE 1F                   LDA  TRACK
0889 F4D8 F6 DE 20                   LDB  SECTOR
0890 F4DB 5C                         INCB
0891 F4DC C1 0F                      CMPB #EMAXSEC+1
0892 F4DE 26 E0                      BNE  ULLOOP0
0893 F4E0 C6 01                      LDB  #1
0894 F4E2 4C                         INCA
0895 F4E3 81 30                      CMPA #EMAXTRK
0896 F4E5 26 D9                      BNE  ULLOOP0
0897                         *
0898 F4E7 8E F4 A0           ULEXIT  LDX  #ULMES1
0899 F4EA 7E F4 6A                   JMP  PDATA1
0900                         *
0901                         * Read a byte from the serial port
0902                         *
0903 F4ED 34 04              LRBYTE  PSHS B
0904 F4EF 8D 0E                      BSR  LRHEX                  Get hex digit.
0905 F4F1 48                         ASLA
0906 F4F2 48                         ASLA                           Shift to msb.
0907 F4F3 48                         ASLA
0908 F4F4 48                         ASLA
0909 F4F5 1F 89                      TFR  A,B                    Save in B.
0910 F4F7 8D 06                      BSR  LRHEX                  Get next digit.
0911 F4F9 34 04                      PSHS B
0912 F4FB AB E0                      ADDA 0,S+                    Add together bytes.
0913 F4FD 35 84                      PULS B,PC
0914                         *
0915 F4FF BD F5 28           LRHEX   JSR  INTER
0916 F502 29 FB                      BVS  LRHEX
0917 F504 80 30                      SUBA #$30                   Remove ascii bias.
0918 F506 2B F7                      BMI  LRHEX
0919 F508 81 09                      CMPA #$09                   Number?
0920 F50A 2F 0A                      BLE  LRHEX1                 Yes.
0921 F50C 81 11                      CMPA #$11                   Keep testing.
0922 F50E 2B EF                      BMI  LRHEX
0923 F510 81 16                      CMPA #$16
0924 F512 2E EB                      BGT  LRHEX
0925 F514 80 07                      SUBA #$07
0926 F516 39                 LRHEX1  RTS
0927                         *
0928                         * ACIA INPUT TEST
0929                         *
0930 F517 B6 E0 00           INTEST  LDA ACIAC1
0931 F51A 85 01                      BITA #$01
0932 F51C 39                         RTS
0933                         *
0934                         * RESET ACIA
0935                         *
0936 F51D 86 03              ACIRST  LDA #$03 master reset
0937 F51F B7 E0 00                   STA  ACIAC1
0938 F522 86 11                      LDA #$11
0939 F524 B7 E0 00                   STA ACIAC1
0940 F527 39                         RTS
0941                         *
0942                         * ACIA INPUT
0943                         *
0944 F528 86 10              INTER   LDA  #16
0945 F52A B7 DE 27                   STA  DELCNT+0
0946 F52D 7F DE 28                   CLR  DELCNT+1
0947 F530 7F DE 29                   CLR  DELCNT+2
0948 F533 B6 E0 00           INTER0  LDA  ACIAC1
0949 F536 85 01                      BITA #$01
0950 F538 26 08                      BNE  INTER1
0951 F53A 85 78                      BITA #$78
0952 F53C 27 0A                      BEQ  INTER2
0953 F53E 8D DD                      BSR  ACIRST
0954 F540 20 E6                      BRA  INTER
0955                         *
0956 F542 B6 E0 01           INTER1  LDA  ACIAD1
0957 F545 1C 02                      ANDCC #VFLAG
0958 F547 39                         RTS
0959                         *
0960 F548 7A DE 29           INTER2  DEC  DELCNT+2
0961 F54B 26 E6                      BNE  INTER0
0962 F54D 7A DE 28                   DEC  DELCNT+1
0963 F550 26 E1                      BNE  INTER0
0964 F552 7A DE 27                   DEC  DELCNT+0
0965 F555 26 DC                      BNE  INTER0
0966 F557 4F                         CLRA
0967 F558 1A 02                      ORCC #VFLAG
0968 F55A 39                         RTS
0969                         *
0970                         * ACIA OUTPUT
0971                         *
0972 F55B 34 02              OUTTER  PSHS A
0973                         *
0974 F55D B6 E0 00           OUTTE1  LDA ACIAC1
0975 F560 85 02                      BITA #$02
0976 F562 26 08                      BNE  OUTTE2
0977 F564 85 78                      BITA #$78
0978 F566 27 F5                      BEQ  OUTTE1
0979 F568 8D B3                      BSR  ACIRST
0980 F56A 20 F1                      BRA  OUTTE1
0981                         *
0982 F56C 35 02              OUTTE2  PULS A
0983 F56E B7 E0 01                   STA ACIAD1
0984 F571 39                         RTS
0985                         *
0986                         ** 'UX' Xmodem ROM Disk upload
0987                         *
0988 F572 0D 0A              UXMES   FCB $0D,$0A
0989 F574 58 6D 6F 64 65 6D          FCC 'Xmodem ROM Disk Upload'
          20 52 4F 4D 20 44
          69 73 6B 20 55 70
          6C 6F 61 64
0990 F58A 04                         FCB 4
0991 F58B 0D 0A              UXMES1  FCB $0D,$0A
0992 F58D 55 70 6C 6F 61 64          FCC 'Upload Complete'
          20 43 6F 6D 70 6C
          65 74 65
0993 F59C 04                         FCB 4
0994 F59D 0D 0A              UXMES2  FCB $0D,$0A
0995 F59F 55 70 6C 6F 61 64          FCC 'Upload Error'
          20 45 72 72 6F 72
0996 F5AB 04                         FCB 4
0997                         *
0998 F5AC 8E F5 72           UXSUB   LDX #UXMES
0999 F5AF 17 FE B8                   LBSR PDATA1
1000                         *
1001 F5B2 86 01                      LDA  #1
1002 F5B4 B7 DE 23                   STA BLKNUM
1003 F5B7 8E F6 1A                   LDX  #XSTSTR
1004 F5BA BF DE 25                   STX  XSTATE
1005                         *
1006 F5BD 86 00                      LDA  #$00
1007 F5BF B7 DE 1E                   STA  DRVNUM
1008 F5C2 4F                         CLRA         TRACK 0
1009 F5C3 C6 01                      LDB  #$01    SECTOR 1
1010 F5C5 B7 DE 1F           UXLOOP0 STA  TRACK
1011 F5C8 F7 DE 20                   STB  SECTOR
1012 F5CB 17 FA F9                   LBSR MAPIN
1013                         *
1014 F5CE 5F                         CLRB       xfer 256 bytes at a time.
1015 F5CF 17 00 2B           UXLOOP1 LBSR XBYTE transfer should be hex bytes
1016 F5D2 25 20                      BCS  UXERR
1017 F5D4 A7 C0                      STA  ,U+
1018 F5D6 5A                         DECB
1019 F5D7 26 F6                      BNE  UXLOOP1
1020                         *
1021 F5D9 17 FB 1F                   LBSR MAPOUT
1022                         *
1023 F5DC B6 DE 1F                   LDA  TRACK
1024 F5DF F6 DE 20                   LDB  SECTOR
1025 F5E2 5C                         INCB
1026 F5E3 C1 0F                      CMPB #EMAXSEC+1
1027 F5E5 26 DE                      BNE  UXLOOP0
1028 F5E7 C6 01                      LDB  #1
1029 F5E9 4C                         INCA
1030 F5EA 81 30                      CMPA #EMAXTRK
1031 F5EC 26 D7                      BNE  UXLOOP0
1032                         *
1033 F5EE 8E F5 8B           UXEXIT  LDX  #UXMES1
1034 F5F1 7E F4 6A                   JMP  PDATA1
1035                         *
1036 F5F4 17 FB 04           UXERR   LBSR MAPOUT
1037 F5F7 8E F5 9D                   LDX  #UXMES2
1038 F5FA 16 FE 6D                   LBRA PDATA1
1039                         *
1040                         * Get a Byte using XModem protocol
1041                         * Carry clear => no errors
1042                         * Carry set   => errors
1043                         *
1044 F5FD 34 10              XBYTE   PSHS X
1045 F5FF BE DE 25                   LDX  XSTATE
1046                         *
1047 F602 17 FF 23           XBYTE0  LBSR INTER
1048 F605 28 0A                      BVC  XBYTE1
1049 F607 86 15                      LDA  #NAK
1050 F609 17 FF 4F                   LBSR OUTTER
1051 F60C 8E F6 1A                   LDX  #XSTSTR
1052 F60F 20 F1                      BRA  XBYTE0
1053                         *
1054 F611 AD 84              XBYTE1  JSR  ,X
1055 F613 26 ED                      BNE  XBYTE0
1056 F615 BF DE 25                   STX  XSTATE
1057 F618 35 90                      PULS X,PC
1058                         *
1059                         * START - LOOK FOR SOH (START OF HEADER) = $01
1060                         *
1061 F61A 81 01              XSTSTR  CMPA #SOH
1062 F61C 26 06                      BNE  XSTSTR1
1063 F61E 8E F6 3A                   LDX  #XSTBLK
1064 F621 1C FA                      ANDCC #$FF-CFLAG-ZFLAG No abort, no valid data (no exit)
1065 F623 39                         RTS
1066                         *
1067 F624 81 04              XSTSTR1 CMPA #EOT
1068 F626 26 08                      BNE  XSTSTR2
1069 F628 86 06                      LDA  #ACK
1070 F62A 17 FF 2E                   LBSR OUTTER
1071 F62D 1A 05                      ORCC  #CFLAG+ZFLAG  Set (c)=1 abort & exit
1072 F62F 39                         RTS
1073                         *
1074 F630 81 18              XSTSTR2 CMPA #CAN
1075 F632 26 03                      BNE  XSTSTR3 
1076 F634 1A 05                      ORCC  #CFLAG+ZFLAG  Set (c)=1 abort & exit
1077 F636 39                         RTS
1078                         *
1079 F637 1C FA              XSTSTR3 ANDCC #$FF-CFLAG-ZFLAG
1080 F639 39                         RTS
1081                         *
1082                         * Got SOH
1083                         * Now get block number
1084                         *
1085 F63A B1 DE 23           XSTBLK  CMPA BLKNUM
1086 F63D 26 06                      BNE  XSTBLKE
1087 F63F 8E F6 50                   LDX  #XSTCOM
1088 F642 1C FA                      ANDCC #$FF-CFLAG-ZFLAG No abort, No valid data (no exit)
1089 F644 39                         RTS
1090                         *
1091                         * Error in block number
1092                         *
1093 F645 86 15              XSTBLKE LDA  #NAK
1094 F647 17 FF 11                   LBSR OUTTER
1095 F64A 8E F6 1A                   LDX  #XSTSTR
1096 F64D 1C FA                      ANDCC #$FF-CFLAG-ZFLAG No abort, No valid data (no exit)
1097 F64F 39                         RTS
1098                         *
1099                         * Get complement of block number
1100                         *
1101 F650 43                 XSTCOM  COMA
1102 F651 B1 DE 23                   CMPA BLKNUM
1103 F654 26 EF                      BNE  XSTBLKE
1104 F656 7F DE 21                   CLR  CHKSUM
1105 F659 86 80                      LDA  #128
1106 F65B B7 DE 24                   STA  BYTCNT
1107 F65E 8E F6 64                   LDX  #XSTDAT
1108 F661 1C FA                      ANDCC #$FF-CFLAG-ZFLAG No abort, No valid data (no exit)
1109 F663 39                         RTS
1110                         *
1111                         * Get data bytes
1112                         *
1113 F664 34 02              XSTDAT  PSHS A
1114 F666 BB DE 21                   ADDA CHKSUM
1115 F669 B7 DE 21                   STA  CHKSUM
1116 F66C 35 02                      PULS A
1117 F66E 7A DE 24                   DEC  BYTCNT
1118 F671 26 03                      BNE  XSTDAT1
1119 F673 8E F6 7B                   LDX  #XSTCHK
1120 F676 1C FE              XSTDAT1 ANDCC #$FF-CFLAG No abort
1121 F678 1A 04                      ORCC #ZFLAG      Valid data (exit)
1122 F67A 39                         RTS
1123                         *
1124                         * Byte count reached zero
1125                         * Check checksum byte
1126                         *
1127 F67B B1 DE 21           XSTCHK  CMPA CHKSUM
1128 F67E 26 07                      BNE  XSTCHK1 retry if wrong checksum
1129                         *
1130                         * Checksum OK ... 
1131                         * increment block number
1132                         * and send ACK
1133                         *
1134 F680 7C DE 23                   INC  BLKNUM
1135 F683 86 06                      LDA  #ACK
1136 F685 20 0D                      BRA  XSTCHK2
1137                         *
1138                         * Checksum Error detected ...
1139                         * Reset Sector counter in ACCB to last 128 byte boundary
1140                         * and send NAK
1141                         *
1142 F687 34 04              XSTCHK1 PSHS B
1143 F689 1F 30                      TFR  U,D
1144 F68B 5A                         DECB
1145 F68C C4 80                      ANDB #128 
1146 F68E 1F 03                      TFR  D,U
1147 F690 35 04                      PULS B
1148 F692 86 15                      LDA  #NAK
1149 F694 17 FE C4           XSTCHK2 LBSR OUTTER
1150 F697 8E F6 1A                   LDX  #XSTSTR
1151 F69A 1C FA                      ANDCC #$FF-CFLAG-ZFLAG No abort, no valid data (no exit)
1152 F69C 39                         RTS
1153                         *
1154                         ** 'UP' Load ROMdisk via config PROM.
1155                         *
1156 F69D 08 08              UPMES   FCB  $08,$08
1157 F69F 4C 6F 61 64 20 52          FCC  'Load ROM disk from config PROM.'
          4F 4D 20 64 69 73
          6B 20 66 72 6F 6D
          20 63 6F 6E 66 69
          67 20 50 52 4F 4D
          2E
1158 F6BE 04                         FCB  4
1159 F6BF 46 6F 75 6E 64 20  UPMES1  FCC  'Found SYNC, loading data...'
          53 59 4E 43 2C 20
          6C 6F 61 64 69 6E
          67 20 64 61 74 61
          2E 2E 2E
1160 F6DA 0A 0D 04                   FCB  $0A,$0D,4
1161 F6DD 52 4F 4D 20 44 69  UPMES2  FCC  'ROM Disk Loaded.'
          73 6B 20 4C 6F 61
          64 65 64 2E
1162 F6ED 0A 0D 04                   FCB  $0A,$0D,4
1163 F6F0 52 4F 4D 20 44 69  UPMES3  FCC  'ROM Disk Not Found.'
          73 6B 20 4E 6F 74
          20 46 6F 75 6E 64
          2E
1164 F703 0A 0D 04                   FCB  $0A,$0D,4
1165                         *
1166 F706 8E F6 9D           UPSUB      LDX  #UPMES
1167 F709 BD F4 6A                   JSR  PDATA1
1168                         *
1169 F70C 8D 5A                      BSR  UPRESET
1170 F70E 10 8E 00 20                LDY  #$0020  Set up count for 2 MBit
1171 F712 8E 00 00                   LDX  #$0000
1172 F715 8D 6C              UPSUB1  BSR  UPBIT   Shift in bit
1173 F717 8D 7C                      BSR  UPSYNC  Test for Sync pattern`
1174 F719 27 15                      BEQ  UPSUB4  Skip if found
1175 F71B 30 1F                      LEAX -1,X    Count Down inner loop
1176 F71D 8C 00 00                   CMPX #$0000
1177 F720 26 F3                      BNE  UPSUB1   Branch if inner loop not complete
1178 F722 31 1F                      LEAY -1,X    Count down outer loop
1179 F724 10 8C 00 00                CMPY #$0000
1180 F728 26 EB                      BNE  UPSUB1   Branch if outer loop not complete
1181                         *
1182 F72A 8E F6 F0                   LDX  #UPMES3 2MBits scanned, no synch, report error
1183 F72D 7E F4 6A                   JMP  PDATA1
1184                         *
1185 F730 8E F6 BF           UPSUB4  LDX  #UPMES1 Sync found, now load disk
1186 F733 BD F4 6A                   JSR  PDATA1
1187                         *
1188 F736 4F                         CLRA
1189 F737 B7 DE 1E                   STA  DRVNUM   select Drive 0
1190 F73A C6 01                      LDB  #$01
1191 F73C B7 DE 1F           UPSUB2  STA  TRACK   track 0
1192 F73F F7 DE 20                   STB  SECTOR  sector 1
1193                         *
1194 F742 17 F9 82                   LBSR MAPIN   map in buffer
1195 F745 5F                         CLRB         256 byte sector
1196 F746 8D 67              UPSUB3  BSR  UPBYTE  read byte from prom
1197 F748 A7 C0                      STA  ,U+     Store in buffer
1198 F74A 5A                         DECB
1199 F74B 26 F9                      BNE  UPSUB3  Loop until sector read`
1200 F74D 17 F9 AB                   LBSR MAPOUT  map out buffer
1201                         * 
1202 F750 B6 DE 1F                   LDA  TRACK   Advance sector
1203 F753 F6 DE 20                   LDB  SECTOR
1204 F756 5C                         INCB
1205 F757 C1 0F                      CMPB #EMAXSEC+1 Wrap on max sector count
1206 F759 26 E1                      BNE  UPSUB2
1207 F75B C6 01                      LDB  #1
1208 F75D 4C                         INCA          Advance track
1209 F75E 81 30                      CMPA #EMAXTRK
1210 F760 26 DA                      BNE  UPSUB2
1211                         *
1212 F762 8E F6 DD           UPEXIT  LDX  #UPMES2  Load complete, report message 
1213 F765 7E F4 6A                   JMP  PDATA1
1214                         *
1215                         * Reset Serial PROM
1216                         *
1217 F768 86 02              UPRESET LDA  #PRSTHI    Strobe the reset line
1218 F76A B7 E0 C0                   STA  PROMREG
1219 F76D 86 00                      LDA  #PRSTLO
1220 F76F B7 E0 C0                   STA  PROMREG
1221 F772 8E 00 00                   LDX  #$0000     Delay a while`
1222 F775 30 1F              UPRST1  LEAX -1,X
1223 F777 8C 00 00                   CMPX #$0000
1224 F77A 26 F9                      BNE  UPRST1
1225 F77C BF DF 46                   STX  SYNCREG+0  Clear Sync Shift Register
1226 F77F BF DF 48                   STX  SYNCREG+2
1227 F782 39                         RTS
1228                         *
1229                         * Input 1 Bit From PROM
1230                         *
1231 F783 86 01              UPBIT   LDA  #PCLKHI
1232 F785 B7 E0 C0                   STA  PROMREG
1233 F788 86 00                      LDA  #PCLKLO
1234 F78A B7 E0 C0                   STA  PROMREG
1235 F78D B6 E0 C0                   LDA  PROMREG
1236 F790 44                         LSRA
1237 F791 78 DF 49                   ASL  SYNCREG+3
1238 F794 39                         RTS
1239                         *
1240                         * Test for 32 bit Sync Word
1241                         *
1242 F795 79 DF 48           UPSYNC  ROL  SYNCREG+2
1243 F798 79 DF 47                   ROL  SYNCREG+1
1244 F79B 79 DF 46                   ROL  SYNCREG+0
1245 F79E CC FF 00                   LDD  #SYNCLO
1246 F7A1 10 B3 DF 48                CMPD SYNCREG+2
1247 F7A5 26 07                      BNE  UPSYNCX
1248 F7A7 CC AA 55                   LDD  #SYNCHI
1249 F7AA 10 B3 DF 46                CMPD SYNCREG+0
1250 F7AE 39                 UPSYNCX RTS
1251                         *
1252                         * Input 1 Byte From PROM
1253                         *
1254 F7AF 34 04              UPBYTE  PSHS B
1255 F7B1 C6 08                      LDB  #8
1256 F7B3 8D CE              UPBYTE1 BSR  UPBIT
1257 F7B5 5A                         DECB
1258 F7B6 26 FB                      BNE  UPBYTE1
1259 F7B8 B6 DF 49                   LDA  SYNCREG+3
1260 F7BB 35 84                      PULS B,PC 
1261                         * 
1262                         ***** NEXTCMD ***** 
1263                         * 
1264 F7BD 17 FC B2           NEXTEXT LBSR INPE  GET ONE CHAR. FROM TERMINAL 
1265 F7C0 84 7F                      ANDA #$7F STRIP PARITY FROM CHAR. 
1266 F7C2 1F 89                      TFR  A,B
1267 F7C4 86 20                      LDA  #$20 
1268 F7C6 17 FC A5                   LBSR OUTP PRNT SPACE 
1269 F7C9 C1 60                      CMPB #$60 
1270 F7CB 2F 02                      BLE NXTEX0 
1271 F7CD C0 20                      SUBB #$20 
1272                         * 
1273                         ***** DO TABLE LOOKUP ***** 
1274                         *   FOR COMMAND FUNCTIONS 
1275                         * 
1276 F7CF 8E F7 E5           NXTEX0  LDX #EXTTAB    POINT TO JUMP TABLE 
1277 F7D2 E1 80              NXTEX1  CMPB ,X+       DOES COMMAND MATCH TABLE ENTRY ? 
1278 F7D4 27 0D                      BEQ  JMPEXT    BRANCH IF MATCH FOUND 
1279 F7D6 30 02                      LEAX 2,X       POINT TO NEXT ENTRY IN TABLE 
1280 F7D8 8C F7 F4                   CMPX #EXTEND   REACHED END OF TABLE YET ? 
1281 F7DB 26 F5                      BNE  NXTEX1    IF NOT END, CHECK NEXT ENTRY 
1282 F7DD 8E F7 F4                   LDX  #MSGWHAT  POINT TO MSG "WHAT?" 
1283 F7E0 16 FC 87                   LBRA PDATA1    PRINT MSG AND RETURN
1284 F7E3 6E 94              JMPEXT  JMP  [,X]      JUMP TO COMMAND ROUTINE 
1285                         *
1286                         * EXTENDED COMMAND JUMP TABLE 
1287                         * 
1288 F7E5                    EXTTAB EQU * 
1289 F7E5 42                        FCC 'B'   BOOT FLEX
1290 F7E6 F4 0B                     FDB UBSUB
1291 F7E8 4C                        FCC 'L'   LOAD ROM DISK OVER SERIAL PORT
1292 F7E9 F4 B2                     FDB ULSUB 
1293 F7EB 46                        FCC 'F'   FORMAT RAM DISK
1294 F7EC F2 DD                     FDB UFSUB 
1295 F7EE 50                        FCC 'P'   LOAD ROM DISK FROM PROM
1296 F7EF F7 06                     FDB UPSUB 
1297 F7F1 58                        FCC 'X'   XMODEM ROM DISK UPLOAD
1298 F7F2 F5 AC                     FDB UXSUB
1299                         * 
1300 F7F4                    EXTEND EQU * 
1301                         *
1302 F7F4 57 48 41 54 20 3F  MSGWHAT FCC "WHAT ?"
1303 F7FA 0A 0D 04                   FCB $0A,$0D,$04
0012                                END
0013                          END COLDS
Program + Init Data = 7039 bytes
Error count = 0

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