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83 lines
1.6 KiB
Plaintext
83 lines
1.6 KiB
Plaintext
;license:MIT
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;(c) 2021 by Frank M.
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!cpu 6502
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!to "res/DEMO/BK",plain
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*=$A800
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!source "src/constants.a" ; no code in these
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!source "src/macros.a"
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+READ_RAM2_WRITE_RAM2
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jsr EnableAccelerator
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;+LOAD_FILE_KEEP_DIR
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ldx #0 ; read to main memory
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stx ldrhi
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stx ldrlo
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+LDADDR title
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jsr iLoadFileDirect
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ldx #5-1 ; we also need to copy the length byte
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- lda newpath,x
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sta $BFD0,x
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dex
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bpl -
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lda #$60
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sta $52DB
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jsr $527C ; decompress 1
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lda #$4C
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sta $1B50
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lda #0
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sta $1B50+1
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lda #1
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sta $1B50+2 ; set exit
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lda #$D0
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sta $1D00
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sta $1D09
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sta $1BB6 ; disable sound
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+DISABLE_ACCEL
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jsr $8d4 ; show title
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lda #$60
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sta $BD40
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jsr $BD20 ; decompress 2
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lda #$4C
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sta $7215
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jsr $7200 ; setup for second title
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+RESET_AND_IRQ_VECTOR $100
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lda #$4C
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sta $7513
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sta $73BA
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sta $7242
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lda #0
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sta $7513+1
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sta $73BA+1
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sta $7242+1
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lda #1
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sta $7513+2
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sta $73BA+2
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sta $7242+2 ; set exits
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jmp $7218 ; show second title
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newpath
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!byte 4
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!text "X/BK"
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title !byte x_e-x_b
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x_b !text "X/BK/BK"
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x_e
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!if * > $A900 {
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!error "code is too large, ends at ", *
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}
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