4cade/src/demo/vindicator.a

;license:MIT
;(c) 2021-2022 by Frank M., qkumba

!cpu 6502
!to "build/DEMO/VINDICATOR#060320",plain
*=$320

         !source "src/constants.a"   ; no code in these
         !source "src/macros.a"

         +READ_RAM2_WRITE_RAM2
         jsr   EnableAccelerator

         +LOAD_FILE_KEEP_DIR vindicator, vindicator_dir_e-vindicator_dir_b
         +NEW_RESET_VECTOR $BFF0

         lda   #$60
         sta   $1867
         jsr   $180F      ; decompress

         ldx   #3-1
-        lda   patch,x
         sta   $56D9,x
         sta   $4902,x    ; set exits
         dex
         bpl   -
         lda   #$F0
         sta   $4001
         lda   #$BF
         sta   $400F      ; reset vector fix (overwrites $100)

         lda   #$60       ; annunciator fix - kills Gizmo/joyport support
         sta   $5B77      ; but fixes ][+ 80-col softswitch
         sta   $5B43      ; and //c+ coloring

         lda   #$D0
         sta   $441F
         sta   $5E25
         sta   $5DDC      ; disable sound

         +DISABLE_ACCEL

         jmp   $4000

patch    !byte $4C,$F0,$BF

vindicator
         !byte vindicator_e-vindicator_b
vindicator_b
vindicator_dir_b
         !text "X/VINDICATOR"
vindicator_dir_e
         !text "/VINDICATOR"
vindicator_e

!if * > $3F0 {
  !error "code is too large, ends at ", *
}