diff options
Diffstat (limited to 'src/jetpac.s')
| -rw-r--r-- | src/jetpac.s | 30 |
1 files changed, 26 insertions, 4 deletions
diff --git a/src/jetpac.s b/src/jetpac.s index 8acbb4e..d3eef5a 100644 --- a/src/jetpac.s +++ b/src/jetpac.s @@ -1,12 +1,34 @@ +;; NOTE: automatically generated by the build system. +.include "../config/generated.s" + .segment "HEADER" + ;; Bytes 0-3: NES\0 magic header. .byte 'N', 'E', 'S', $1A + + ;; Standard 32KB + 8KB NROM cartridge. .byte $02, $01 - .res $0A, $00 -.segment "CODE" + ;; Horizontal mirroring, no battery. + .byte $00 -;; NOTE: automatically generated by the build system. -.include "../config/generated.s" + ;; We use the NES 2.0 header mainly to differentiate between NTSC vs PAL in + ;; a way that emulators won't ignore it. + .byte $08 + + ;; Blanked out stuff. + .res $04, $00 + + ;; NTSC vs PAL + .ifdef PAL + .byte $01 + .else + .byte $00 + .endif + + ;; Blanked out stuff. + .res $03, $00 + +.segment "CODE" .include "../include/apu.s" .include "../include/oam.s" |