Apple-2-Tools/4cade
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Merge branch 'master' of https://github.com/a2-4am/4cade

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4am 2021-10-18 00:33:57 -04:00
commit 46b99f9ef6
2 changed files with 6 additions and 5 deletions
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7
src/hw.accel.a
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@ -232,6 +232,7 @@ build_addon
; setspeed must be self-modified before use (setspeed_x and ; setspeed must be self-modified before use (setspeed_x and
; setspeed_y). ; setspeed_y).
; ;
; all return with Z=0
;----------------------------------------------------------- ;-----------------------------------------------------------
; Function #1: Apple IIc+ ; Function #1: Apple IIc+
@ -250,17 +251,17 @@ iicplus !pseudopc DisableAccelerator {
; cgga calls save X and Y regs but sets $0 to 0 ; cgga calls save X and Y regs but sets $0 to 0
; (this will get a laugh from C programmers) ; (this will get a laugh from C programmers)
php
lda $0 lda $0
pha pha
php
sei ; timing sensitive sei ; timing sensitive
jsr @jiggerypokery jsr @jiggerypokery
lda gMachineInDHGRMode lda gMachineInDHGRMode
bne + ; DHGR mode doesn't need fix bne + ; DHGR mode doesn't need fix
sta $C05B ; fix HGR-mode colouring sta $C05B ; fix HGR-mode colouring
+ plp ; restore interrupt state + pla
pla
sta $0 sta $0
plp ; restore interrupt state
rts rts
@jiggerypokery @jiggerypokery

4
src/hw.accel.lc2.a
View File

@ -10,8 +10,8 @@
EnableAcceleratorAndSwitchToBank1 EnableAcceleratorAndSwitchToBank1
jsr EnableAccelerator jsr EnableAccelerator
jmp SwitchToBank1 bne + ; always taken
DisableAcceleratorAndSwitchToBank1 DisableAcceleratorAndSwitchToBank1
jsr DisableAccelerator jsr DisableAccelerator
jmp SwitchToBank1 + jmp SwitchToBank1