Mercurial > hg > Members > kono > nitros9-code
view level1/cmds/drvr51.asm @ 200:e9ce43cc215e
Made major changes to headers for consistency and identification
| author | boisy |
|---|---|
| date | Mon, 15 Jul 2002 03:42:42 +0000 |
| parents | ce8dbdbb3ca2 |
| children | 7dea3d77ba0b |
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******************************************************************** * drvr51 - Driver for The 51 column by 24 line video display * * $Id$ * * Ed. Comments Who YY/MM/DD * ------------------------------------------------------------------ * 1 Original Dragon distribution version nam drvr51 ttl Driver for The 51 column by 24 line video display * Disassembled 02/07/06 21:17:23 by Disasm v1.6 (C) 1988 by RML ifp1 use defsfile endc tylg set Drivr+Objct atrv set ReEnt+rev rev set $01 edition set 1 mod eom,name,tylg,atrv,start,size u0000 rmb 1 u0001 rmb 1 u0002 rmb 1 u0003 rmb 1 u0004 rmb 1 u0005 rmb 1 u0006 rmb 1 u0007 rmb 1 u0008 rmb 1 u0009 rmb 1 u000A rmb 1 u000B rmb 1 u000C rmb 1 u000D rmb 1 u000E rmb 1 u000F rmb 8 u0017 rmb 4 u001B rmb 2 u001D rmb 1 u001E rmb 1 u001F rmb 1 u0020 rmb 1 u0021 rmb 1 u0022 rmb 2 u0024 rmb 1 u0025 rmb 1 u0026 rmb 1 u0027 rmb 1 u0028 rmb 1 u0029 rmb 1 u002A rmb 1 u002B rmb 1 u002C rmb 1 u002D rmb 1 u002E rmb 1 u002F rmb 1 u0030 rmb 1 u0031 rmb 1 u0032 rmb 1 u0033 rmb 1 u0034 rmb 1 u0035 rmb 1 u0036 rmb 1 u0037 rmb 1 u0038 rmb 1 u0039 rmb 1 u003A rmb 6 u0040 rmb 2 u0042 rmb 2 u0044 rmb 6 u004A rmb 1 u004B rmb 5 u0050 rmb 5 u0055 rmb 9 u005E rmb 2 u0060 rmb 9 u0069 rmb 6 u006F rmb 1 u0070 rmb 1 u0071 rmb 7 u0078 rmb 6 u007E rmb 2 u0080 rmb 8 u0088 rmb 6 u008E rmb 2 u0090 rmb 6 u0096 rmb 3 u0099 rmb 1 u009A rmb 3 u009D rmb 1 size equ . fcb $03 name fcs /drvr51/ fcb edition start equ * lbra L0027 lbra L00EE lbra L011D lbra L04BE lbra L04E1 lbra L009E+1 L0027 pshs u,a ldu <u001D,u ldd #$0200 os9 F$SRtMem ldu $01,s tst <u002C,u beq L0044 ldu <u002D,u ldd #$1800 os9 F$SRtMem ldu $01,s L0044 ldb #$81 leax <u001D,u L0049 clr ,x+ decb bne L0049 ldd #$1900 os9 F$SRqMem bcs L009C tfr u,d ldu $01,s tfr d,x bita #$01 beq L0066 leax >$0100,x bra L0068 L0066 adda #$18 L0068 stx <u0022,u tfr d,u ldd #$0100 os9 F$SRtMem ldu $01,s lda #$10 sta <u0037,u pshs cc orcc #$50 leay >L00AD,pcr sty >$0032 ldx #$FF00 lda $03,x ora #$01 sta $03,x inc >L009E,pcr puls cc lbsr L0475 lbsr L02C3 clrb L009C puls pc,u,a L009E neg <u0034 oim #$1A,<u0050 ldx >$006B stx >$0032 puls cc clrb rts L00AD ldu >$006D ldx #$FF00 lda $03,x bmi L00BB jmp [>$0038] L00BB lda $02,x lda >$006F beq L00CB deca sta >$006F bne L00CB sta >$FF48 L00CB lbsr L04E5 jmp [>$006B] L00D2 pshs x,b lda u0004,u sta u0005,u ldx #$0000 os9 F$Sleep ldx <u004B ldb <$36,x beq L00EC cmpb #$03 bhi L00EC coma puls pc,x,a L00EC puls x,b L00EE tst >L009E,pcr bne L00F9 lbsr L0027 bcs L011C L00F9 leax <u003A,u orcc #$10 ldb <u001D,u cmpb <u001E,u beq L00D2 lda b,x incb cmpb #$64 bcs L010E clrb L010E stb <u001D,u andcc #$EE tst u000E,u beq L011C clr u000E,u comb ldb #$F4 L011C rts L011D tst >L009E,pcr bne L012C pshs a lbsr L0027 puls a bcs L0139 L012C ldb <u001F,u bne L0165 cmpa #$1B bne L013A inc <u001F,u clrb L0139 rts L013A cmpa #$20 bcs L0144 cmpa #$7F bcc L0144 bra L0173 L0144 leax >L066E,pcr L0148 tst ,x bne L0150 L014C clr <u001F,u rts L0150 cmpa ,x+ bne L0161 ldd ,x leax >L066E,pcr leax d,x stx <u0020,u jmp ,x L0161 leax $02,x bra L0148 L0165 inc <u001F,u leax >L0681,pcr cmpb #$01 beq L0148 jmp [<u0020,u] L0173 inc <u0032,u bsr L01B3 tst <u0039,u beq L0185 lda #$F8 leay <-$40,y lbsr L0236 L0185 lda <u0024,u inca cmpa #$33 bcs L01A2 clr <u0024,u lda <u0025,u inca cmpa #$18 bcs L019D lbsr L033E bra L01A5 L019D sta <u0025,u bra L01A5 L01A2 sta <u0024,u L01A5 clr <u0033,u ldd <u0024,u std <u0030,u dec <u0032,u clrb rts L01B3 tfr a,b subb #$20 clra leax >L06A0,pcr lslb rola lslb rola leax d,x ldb #$05 lda <u0024,u mul pshs b lsra rorb lsra rorb lsra rorb puls a anda #$07 pshs b sta <u0026,u tst <u0034,u bne L01FF tfr a,b lda #$F8 tstb beq L01FA L01E5 lsra decb bhi L01E5 bne L01EE rorb bra L01FA L01EE pshs b ldb #$80 L01F2 lsra rorb dec ,s bne L01F2 leas $01,s L01FA coma comb std <u0035,u L01FF ldy <u0022,u lda <u0025,u ldb ,s+ leay d,y lda #$04 pshs a inc <u0032,u L0211 lda ,x anda #$F0 bsr L0236 lda ,x+ anda #$0F bsr L0227 dec ,s bne L0211 dec <u0032,u clrb puls pc,b L0227 ldb <u0026,u subb #$04 bhi L023B beq L0250 L0230 lsla incb bne L0230 bra L0250 L0236 ldb <u0026,u beq L0250 L023B lsra decb bhi L023B bne L0244 rorb bra L0250 L0244 pshs b ldb #$80 L0248 lsra rorb dec ,s bne L0248 leas $01,s L0250 tst <u0034,u bne L0273 tst <u0038,u beq L0262 coma comb eora <u0035,u eorb <u0036,u L0262 pshs b,a ldd <u0035,u anda ,y andb $01,y addd ,s++ L026D std ,y leay <$20,y rts L0273 eora ,y eorb $01,y bra L026D ldx #$FF20 ldb #$64 L027E lda ,x eora #$C0 sta ,x lda #$19 L0286 deca nop nop bne L0286 decb bne L027E lbra L014C dec <u0024,u bpl L02A6 lda #$32 sta <u0024,u dec <u0025,u bpl L02A6 clr <u0025,u lbsr L035E L02A6 lbsr L0484 lbra L014C L02AC lda <u0025,u inca cmpa #$18 bcs L02B9 lbsr L033E bra L02BC L02B9 sta <u0025,u L02BC bra L02A6 clr <u0024,u bra L02A6 L02C3 ldy <u0022,u leay >$0080,y lda #$18 pshs a inc <u0032,u L02D2 bsr L0314 dec ,s bne L02D2 leas $01,s clra clrb sta <u0033,u std <u0030,u std <u0024,u dec <u0032,u ldx #$FF20 lda $02,x ora #$F0 sta $02,x ldx #$FFC0 lda #$06 ldb #$03 bsr L0305 lda <u0022,u lsra ldb #$07 bsr L0305 lbra L014C L0305 lsra bcc L030E leax $01,x sta ,x+ bra L0310 L030E sta ,x++ L0310 decb bne L0305 rts L0314 lda #$10 L0316 pshs a lda <u0038,u tfr a,b L031D std <-$80,y std <-$60,y std <-$40,y std <-$20,y std <$20,y std <$40,y std <$60,y std ,y++ dec ,s bne L031D leay >$00E0,y puls pc,b L033E ldy <u0022,u inc <u0032,u pshs u leau >$0100,y lda #$10 bsr L037C puls u dec <u0031,u L0354 leay >$0080,y bsr L0314 dec <u0032,u rts L035E ldy <u0022,u leay >$17F0,y inc <u0032,u pshs u leau >-$0100,y lda #$F0 bsr L037C leay ,u puls u inc <u0031,u bra L0354 L037C ldb #$17 pshs b L0380 ldb #$10 L0382 ldx ,u stx ,y ldx u0002,u stx $02,y ldx u0004,u stx $04,y ldx u0006,u stx $06,y ldx u0008,u stx $08,y ldx u000A,u stx $0A,y ldx u000C,u stx $0C,y ldx u000E,u stx $0E,y leay a,y leau a,u decb bne L0382 dec ,s bne L0380 puls pc,b inc <u0032,u bsr L03BA dec <u0032,u lbra L014C L03BA clr <u0033,u ldb <u0024,u pshs b bitb #$07 bne L03CB lda #$05 mul bra L03F3 L03CB lda #$01 pshs a L03CF lda #$20 lbsr L01B3 lda <u0024,u inca sta <u0024,u cmpa #$33 bcs L03E3 leas $01,s bra L040D L03E3 dec ,s bpl L03CF lda <u0024,u ldb #$05 mul bitb #$08 bne L03CF leas $01,s L03F3 lsrb lsrb lsrb ldy <u0022,u lda <u0025,u leay d,y leay >$0080,y lda #$20 pshs b suba ,s+ lsra lbsr L0316 L040D puls a sta <u0024,u rts inc <u0032,u bsr L03BA lda #$17 suba <u0025,u bls L042A pshs a L0421 lbsr L0314 dec ,s bne L0421 leas $01,s L042A dec <u0032,u lbra L014C clr <u0024,u clr <u0025,u lbra L02A6 ldb <u001F,u subb #$02 bne L0442 clrb rts L0442 decb bne L0450 cmpa #$33 bcs L044B lda #$32 L044B sta <u0024,u clrb rts L0450 cmpa #$18 bcs L0456 lda #$17 L0456 sta <u0025,u L0459 lbra L02A6 inc <u0024,u lda <u0024,u cmpa #$33 bcs L0459 clr <u0024,u lbra L02AC lda #$FF coma L046F sta <u0038,u lbra L014C L0475 lda #$FF bra L046F lda #$FF L047B sta <u0039,u lbra L014C clra bra L047B L0484 ldd <u0024,u inc <u0032,u tst <u0033,u bne L0494 std <u0030,u bra L04B9 L0494 pshs b,a ldd <u0030,u inc <u0034,u tstb bmi L04AB cmpb #$18 bcc L04AB std <u0024,u lda #$7F lbsr L01B3 L04AB puls b,a std <u0024,u std <u0030,u clr <u0033,u dec <u0034,u L04B9 dec <u0032,u clrb rts L04BE cmpa #$01 bne L04D0 lda <u001D,u cmpa <u001E,u beq L04CC L04CA clrb rts L04CC comb ldb #$F6 rts L04D0 cmpa #$06 beq L04CA cmpa #$02 bne L04E1 ldx $06,y ldd <u0022,u std $04,x clrb rts L04E1 comb ldb #$D0 rts L04E5 tst <u0032,u bne L0512 dec <u0037,u bne L0512 lda #$10 sta <u0037,u inc <u0034,u ldd <u0024,u pshs b,a ldd <u0030,u std <u0024,u lda #$7F lbsr L01B3 puls b,a std <u0024,u com <u0033,u dec <u0034,u L0512 ldx #$FF00 lda #$FF sta $02,x bsr L053B anda #$03 bne L0526 clra sta $02,x bsr L053B bne L052D L0526 clr <u0027,u clr <u0028,u rts L052D tst <u0028,u bne L0541 sta <u0028,u L0535 clrb rts L0537 clrb stb $02,x rts L053B lda ,x coma anda #$7F rts L0541 cmpa <u0028,u bne L0526 clr <u002A,u clr <u002B,u clr <u002C,u clr <u002D,u clr <u002E,u ldb #$01 L0557 comb stb $02,x bsr L053B beq L05A1 bita #$40 beq L0583 cmpb #$7F bne L056B inc <u002D,u bra L057F L056B cmpb #$FD bne L0574 inc <u002E,u bra L057F L0574 tst <u002C,u bne L0537 stb <u002C,u com <u002C,u L057F anda #$3F beq L05A1 L0583 pshs b,a clrb L0586 lsra bcc L058A incb L058A tsta bne L0586 cmpb #$01 puls b,a bne L0537 tst <u002A,u bne L0537 sta <u002A,u stb <u002B,u com <u002B,u L05A1 comb lslb bne L0557 stb $02,x ldb <u002C,u beq L05B5 tst <u002A,u bne L0535 lda #$40 bra L05BF L05B5 ldb <u002B,u lda <u002A,u lbeq L0526 L05BF pshs b tst <u0027,u beq L05D0 dec <u0027,u beq L05D4 puls b lbra L0665 L05D0 ldb #$32 bra L05D6 L05D4 ldb #$05 L05D6 stb <u0027,u lbsr L0667 lslb lslb lslb puls a pshs b lbsr L0667 orb ,s+ stb <u0029,u leax >L0820,pcr lda b,x tst <u002E,u beq L05FE leax >L0886,pcr lda b,x bra L0609 L05FE tst <u002D,u beq L0612 leax >L0853,pcr lda b,x L0609 cmpa #$1F bne L0621 com <u002F,u bra L0665 L0612 tst <u002F,u beq L0621 cmpa #$61 bcs L0621 cmpa #$7A bhi L0621 suba #$20 L0621 leax <u003A,u ldb <u001E,u sta b,x incb cmpb #$64 bcs L062F clrb L062F cmpb <u001D,u bne L0638 inc u000E,u bra L063B L0638 stb <u001E,u L063B tsta beq L065A cmpa u000D,u L0640 bne L064A ldx u0009,u beq L065A L0646 sta $08,x bra L065A L064A ldb #$03 cmpa u000B,u beq L0656 ldb #$02 cmpa u000C,u bne L065A L0656 lda u0003,u bra L065E L065A ldb #$01 lda u0005,u L065E beq L0663 os9 F$Send L0663 clr u0005,u L0665 clrb rts L0667 clrb L0668 incb lsra bne L0668 decb rts L066E fcb $07 fcb $FC fcb $0B fcb $08 fcb $FC fcb $23 fcb $0A fcb $FC fcb $3E fcb $0D fcb $FC fcb $50 fcb $0C fcb $FC fcb $55 fcb $0B fcb $FD fcb $C2 fcb $00 L0681 fcb $41 fcb $FD fcb $CB fcb $42 fcb $FD fcb $41 fcb $43 fcb $FD fcb $EE fcb $44 fcb $FC fcb $2D fcb $45 fcb $FC fcb $3E fcb $46 fcb $FD fcb $FE fcb $47 fcb $FE fcb $07 fcb $48 fcb $FE fcb $0B fcb $49 fcb $FE fcb $13 fcb $4A fcb $FD fcb $A5 fcb $00 L06A0 fcb $00 fcb $00 fcb $00 fcb $00 fcb $44 fcb $40 fcb $40 fcb $00 fcb $55 fcb $00 fcb $00 fcb $00 fcb $6F fcb $6F fcb $60 fcb $00 fcb $27 fcb $86 fcb $1E fcb $20 fcb $91 fcb $24 fcb $89 fcb $00 fcb $4A fcb $4A fcb $D0 fcb $00 fcb $44 fcb $00 fcb $00 fcb $00 fcb $24 fcb $44 fcb $20 fcb $00 fcb $42 fcb $22 fcb $40 fcb $00 fcb $96 fcb $F6 fcb $90 fcb $00 fcb $44 fcb $E4 fcb $40 fcb $00 fcb $00 fcb $02 fcb $24 fcb $00 fcb $00 fcb $F0 fcb $00 fcb $00 fcb $00 fcb $06 fcb $60 fcb $00 fcb $01 fcb $24 fcb $80 fcb $00 fcb $69 fcb $BD fcb $60 fcb $00 fcb $26 fcb $22 fcb $70 fcb $00 fcb $69 fcb $2C fcb $F0 fcb $00 fcb $E1 fcb $61 fcb $E0 fcb $00 fcb $26 fcb $AF fcb $20 fcb $00 fcb $F8 fcb $E1 fcb $E0 fcb $00 fcb $78 fcb $E9 fcb $60 fcb $00 fcb $F1 fcb $24 fcb $40 fcb $00 fcb $69 fcb $69 fcb $60 fcb $00 fcb $69 fcb $71 fcb $60 fcb $00 fcb $00 fcb $40 fcb $40 fcb $00 fcb $00 fcb $20 fcb $24 fcb $00 fcb $24 fcb $84 fcb $20 fcb $00 fcb $0F fcb $0F fcb $00 fcb $00 fcb $42 fcb $12 fcb $40 fcb $00 fcb $69 fcb $22 fcb $02 fcb $00 fcb $69 fcb $BB fcb $87 fcb $00 fcb $69 fcb $F9 fcb $90 fcb $00 fcb $E9 fcb $E9 fcb $E0 fcb $00 fcb $78 fcb $88 fcb $70 fcb $00 fcb $E9 fcb $99 fcb $E0 fcb $00 fcb $F8 fcb $E8 fcb $F0 fcb $00 fcb $F8 fcb $E8 fcb $80 fcb $00 fcb $78 fcb $B9 fcb $70 fcb $00 fcb $99 fcb $F9 fcb $90 fcb $00 fcb $E4 fcb $44 fcb $E0 fcb $00 fcb $F2 fcb $2A fcb $40 fcb $00 fcb $9A fcb $CA fcb $90 fcb $00 fcb $88 fcb $88 fcb $F0 fcb $00 fcb $FD fcb $D9 fcb $90 fcb $00 fcb $9D fcb $B9 fcb $90 fcb $00 fcb $69 fcb $99 fcb $60 fcb $00 fcb $E9 fcb $E8 fcb $80 fcb $00 fcb $69 fcb $9B fcb $70 fcb $00 fcb $E9 fcb $EA fcb $90 fcb $00 fcb $78 fcb $61 fcb $E0 fcb $00 fcb $E4 fcb $44 fcb $40 fcb $00 fcb $99 fcb $99 fcb $60 fcb $00 fcb $99 fcb $96 fcb $60 fcb $00 fcb $99 fcb $DD fcb $F0 fcb $00 fcb $99 fcb $69 fcb $90 fcb $00 fcb $99 fcb $71 fcb $E0 fcb $00 fcb $F1 fcb $68 fcb $F0 fcb $00 fcb $E8 fcb $88 fcb $E0 fcb $00 fcb $08 fcb $42 fcb $10 fcb $00 fcb $71 fcb $11 fcb $70 fcb $00 fcb $69 fcb $00 fcb $00 fcb $00 fcb $00 fcb $00 fcb $0F fcb $00 fcb $22 fcb $00 fcb $00 fcb $00 fcb $07 fcb $99 fcb $70 fcb $00 fcb $8E fcb $99 fcb $E0 fcb $00 fcb $07 fcb $88 fcb $70 fcb $00 fcb $17 fcb $99 fcb $70 fcb $00 fcb $07 fcb $AC fcb $70 fcb $00 fcb $34 fcb $F4 fcb $40 fcb $00 fcb $06 fcb $99 fcb $71 fcb $E0 fcb $8E fcb $99 fcb $90 fcb $00 fcb $40 fcb $44 fcb $40 fcb $00 fcb $20 fcb $22 fcb $22 fcb $C0 fcb $8A fcb $CA fcb $90 fcb $00 fcb $44 fcb $44 fcb $40 fcb $00 fcb $0E fcb $DD fcb $90 fcb $00 fcb $0E fcb $99 fcb $90 fcb $00 fcb $06 fcb $99 fcb $60 fcb $00 fcb $0E fcb $99 fcb $E8 fcb $80 fcb $07 fcb $99 fcb $71 fcb $10 fcb $07 fcb $88 fcb $80 fcb $00 fcb $07 fcb $C3 fcb $E0 fcb $00 fcb $4F fcb $44 fcb $30 fcb $00 fcb $09 fcb $99 fcb $70 fcb $00 fcb $09 fcb $96 fcb $60 fcb $00 fcb $09 fcb $DD fcb $60 fcb $00 fcb $09 fcb $66 fcb $90 fcb $00 fcb $09 fcb $99 fcb $71 fcb $E0 fcb $0F fcb $24 fcb $F0 fcb $00 fcb $34 fcb $C4 fcb $30 fcb $00 fcb $44 fcb $04 fcb $40 fcb $00 fcb $C2 fcb $32 fcb $C0 fcb $00 fcb $05 fcb $A0 fcb $00 fcb $00 fcb $FF fcb $FF fcb $FF fcb $F0 L0820 fcb $30 fcb $31 fcb $32 fcb $33 fcb $34 fcb $35 fcb $36 fcb $37 fcb $38 fcb $39 fcb $3A fcb $3B fcb $2C fcb $2D fcb $2E fcb $2F fcb $40 fcb $61 fcb $62 fcb $63 fcb $64 fcb $65 fcb $66 fcb $67 fcb $68 fcb $69 fcb $6A fcb $6B fcb $6C fcb $6D fcb $6E fcb $6F fcb $70 fcb $71 fcb $72 fcb $73 fcb $74 fcb $75 fcb $76 fcb $77 fcb $78 fcb $79 fcb $7A fcb $0C fcb $0A fcb $08 fcb $09 fcb $20 fcb $0D fcb $00 fcb $05 L0853 fcb $30 fcb $21 fcb $22 fcb $23 fcb $24 fcb $25 fcb $26 fcb $27 fcb $28 fcb $29 fcb $2A fcb $2B fcb $3C fcb $3D fcb $3E fcb $3F fcb $7C fcb $41 fcb $42 fcb $43 fcb $44 fcb $45 fcb $46 fcb $47 fcb $48 fcb $49 fcb $4A fcb $4B fcb $4C fcb $4D fcb $4E fcb $4F fcb $50 fcb $51 fcb $52 fcb $53 fcb $54 fcb $55 fcb $56 fcb $57 fcb $58 fcb $59 fcb $5A fcb $1C fcb $1A fcb $18 fcb $19 fcb $20 fcb $0D fcb $00 fcb $03 L0886 fcb $1F fcb $7C fcb $00 fcb $7E fcb $00 fcb $00 fcb $00 fcb $5E fcb $5B fcb $5D fcb $00 fcb $00 fcb $7B fcb $5F fcb $7D fcb $5C fcb $00 fcb $01 fcb $02 fcb $03 fcb $04 fcb $05 fcb $06 fcb $07 fcb $08 fcb $09 fcb $0A fcb $0B fcb $0C fcb $0D fcb $0E fcb $0F fcb $10 fcb $11 fcb $12 fcb $13 fcb $14 fcb $15 fcb $16 fcb $17 fcb $18 fcb $19 fcb $1A fcb $13 fcb $12 fcb $10 fcb $11 fcb $20 fcb $0D fcb $00 fcb $1B emod eom equ *