;license:MIT
;(c) 2021 by Frank M.

!cpu 6502
!to "res/DEMO/FIREBUG",plain
*=$200

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

         +READ_RAM2_WRITE_RAM2
         jsr   EnableAccelerator
         +LOAD_FILE_AT title, $00

         lda   #$2C
         sta   $2070      ; don't load "RECORD" (demo doesn't show high scores)

         lda   #$60
         sta   $2076
         jsr   $2000      ; decompress

         lda   #0
         sta   $83E
         lda   #1
         sta   $849       ; reset vector fix

         lda   #$4C
         sta   $1105
         sta   $151A
         sta   $5EA5
         sta   $5F3B
         sta   $5F46
         lda   #0
         sta   $1105+1
         sta   $151A+1
         sta   $5EA5+1
         sta   $5F3B+1
         sta   $5F46+1
         lda   #1
         sta   $1105+2
         sta   $151A+2
         sta   $5EA5+2
         sta   $5F3B+2    ; exit on keypress
         sta   $5F46+2    ; exit at end of demo cycle

         lda   #$54
         sta   $086F      ; disable sound

         +DISABLE_ACCEL

         jmp   $810

title    !byte x_e-x_b
x_b      !text "X/FIREBUG/FIREBUG"
x_e

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