mirror of
https://github.com/antoinevignau/source.git
synced 2025-02-02 09:32:53 +00:00
209 lines
3.3 KiB
ArmAsm
209 lines
3.3 KiB
ArmAsm
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*---------------------------------------
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* SPEED OF THE IIgs
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*---------------------------------------
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mx %00
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org $800
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lst off
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*-----------
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clc
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xce
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rep #$30
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jsr getSPEED
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sec
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xce
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sep #$30
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lda #$8d
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jsr $fded
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lda fgSPEED
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jsr $fdda
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lda #$8d
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jsr $fded
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lda realSPEED
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jsr $fdda
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lda realSPEED+1
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jsr $fdda
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lda realSPEED+2
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jsr $fdda
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lda realSPEED+3
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jsr $fdda
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lda realSPEED+4
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jsr $fdda
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rts
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*-----------
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mx %00
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getSPEED sei ; Vitesse GS
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ldal $e0c035
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pha
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and #$ff00
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stal $e0c035
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ldx #0
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getSPEED1 lda getSPEED,X
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inx
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inx
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cpx #$0110
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bcc getSPEED1
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ldy #12
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ldal $e0c02b
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and #$0010
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beq getSPEED2
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dey
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dey
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getSPEED2 ldx #0
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]lp ldal $e0c018
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bmi ]lp
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]lp ldal $e0c018
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bpl ]lp
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getSPEED3 nop
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nop
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getSPEED4 inx
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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ldal $e0c018
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bmi getSPEED3
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getSPEED5 inx
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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ldal $e0c018
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bpl getSPEED5
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dey
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bne getSPEED4
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txa
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lsr
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ldx #0
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txy
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]lp cmp parmsSPEED,y
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bcc getSPEED6
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sbc parmsSPEED,y
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inc realSPEED,x
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bra ]lp
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getSPEED6 iny
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iny
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inx
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cpy #10
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bne ]lp
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lda realSPEED
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and #$00ff
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bne getSPEED7 ; >=10 mhz
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lda realSPEED+1
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xba
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cmp #$0208 ; >=2.8
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bcs getSPEED7
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inc fgSPEED
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getSPEED7 pla
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stal $e0c035
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cli
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rts
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*--- Vitesse GS
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fgSPEED ds 2
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parmsSPEED dw 10000
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dw 1000
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dw 100
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dw 10
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dw 1
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realSPEED ds 5
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