mirror of https://github.com/a2-4am/4cade.git
49 lines
920 B
Plaintext
49 lines
920 B
Plaintext
;license:MIT
|
|
;(c) 2022 by qkumba
|
|
|
|
!cpu 6502
|
|
!to "build/DEMO/SD#060300",plain
|
|
*=$300
|
|
|
|
!source "src/constants.a" ; no code in these
|
|
!source "src/macros.a"
|
|
|
|
+READ_RAM2_WRITE_RAM2
|
|
jsr EnableAccelerator
|
|
+LOAD_FILE_KEEP_DIR sd, sd_dir_e-sd_dir_b
|
|
lda #$60
|
|
sta $0853
|
|
jsr $0800 ; decompress
|
|
ldx #3-1
|
|
- lda patch,x
|
|
sta $60D1,x
|
|
sta $69B9,x
|
|
sta $6D70,x
|
|
dex
|
|
bpl -
|
|
inx
|
|
stx $72F3
|
|
asl $7324
|
|
inc $7325
|
|
lda #$15
|
|
sta $732A
|
|
inc $732B
|
|
jsr DisableAccelerator
|
|
+READ_ROM_NO_WRITE
|
|
jmp $6000
|
|
|
|
patch !byte $4C,$00,$01
|
|
|
|
sd
|
|
!byte sd_e-sd_b
|
|
sd_b
|
|
sd_dir_b
|
|
!text "X/SD"
|
|
sd_dir_e
|
|
!text "/SD"
|
|
sd_e
|
|
|
|
!if * > $3F0 {
|
|
!error "code is too large, ends at ", *
|
|
}
|