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https://github.com/a2-4am/4cade.git
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some reset fixes
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31
src/prelaunch/aztec.a
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31
src/prelaunch/aztec.a
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@ -0,0 +1,31 @@
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;license:MIT
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;(c) 2019 by qkumba
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!cpu 6502
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!to "build/PRELAUNCH/AZTEC",plain
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*=$106
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!source "src/prelaunch/common.a"
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+ENABLE_ACCEL
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lda #$60
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sta $98A
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jsr $800 ; find and load "DOS"
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lda #<callback
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sta $B748
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lda #>callback
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sta $B749
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jmp $B700
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callback
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ldx #0
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stx $9E52
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inx
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stx $9E53 ; reset vector patch
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+DISABLE_ACCEL
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jmp $9D84
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!if * > $1C0 {
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!error "code is too large, ends at ", *
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}
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@ -7,8 +7,29 @@
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!source "src/prelaunch/common.a"
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+ENABLE_ACCEL
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+USES_TEXT_PAGE_2
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jmp $800
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lda #$60
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sta $97C
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jsr $800 ; find and load "DOS"
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lda #<callback
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sta $B748
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lda #>callback
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sta $B749
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jmp $B700
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reset
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+READ_ROM_NO_WRITE
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jmp $FAA6
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callback
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lda #>reset
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sta $9E31
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lda #<reset
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sta $9E3C ; reset vector patch
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+DISABLE_ACCEL
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jmp $9D84
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!if * > $1C0 {
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!error "code is too large, ends at ", *
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@ -11,9 +11,14 @@
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lda #$60
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sta $3D34
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jsr $0800 ; decompress
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+RESET_VECTOR reset
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+DISABLE_ACCEL
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jmp $6000
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reset
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+READ_RAM2_NO_WRITE
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jmp ($FFFC)
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!if * > $1C0 {
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!error "code is too large, ends at ", *
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}
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@ -22,6 +22,10 @@
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sta $7B8B ; patch - never decrease lives (player 1)
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sta $7B81 ; patch - never decrease lives (player 2)
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+
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lda #$AD
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sta $209
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sta $211
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sta $21C
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+DISABLE_ACCEL
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jmp $B7A1
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