mirror of https://github.com/a2-4am/4cade.git
51 lines
940 B
Plaintext
51 lines
940 B
Plaintext
;license:MIT
|
|
;(c) 2020 by qkumba
|
|
|
|
!cpu 6502
|
|
!to "build/PRELAUNCH.INDEXED/ARCHON.II",plain
|
|
*=$106
|
|
|
|
!source "src/prelaunch/common.a"
|
|
|
|
+ENABLE_ACCEL
|
|
lda #>(callback-1)
|
|
sta $5C4D
|
|
lda #<(callback-1)
|
|
sta $5C50
|
|
jmp $3FF8 ; decompress
|
|
|
|
hookreset
|
|
sta $BD05
|
|
jsr $BC09
|
|
ldx #0
|
|
lda $8E3
|
|
cmp #$A9
|
|
bne +
|
|
stx $8E4
|
|
inx
|
|
stx $8E9
|
|
rts
|
|
+ cmp #$89
|
|
bne +
|
|
stx $1C7B
|
|
inx
|
|
stx $1C80
|
|
+ rts
|
|
|
|
callback
|
|
lda #$4C
|
|
sta $BC06
|
|
lda #<hookreset
|
|
sta $BC07
|
|
lda #>hookreset
|
|
sta $BC08
|
|
+READ_RAM2_WRITE_RAM2
|
|
+LC_REBOOT
|
|
jsr DisableAccelerator
|
|
+READ_ROM_NO_WRITE
|
|
jmp $6000
|
|
|
|
!if * > $1C0 {
|
|
!error "code is too large, ends at ", *
|
|
}
|