git.sur5r.net Git - cc65/blob - libsrc/lynx/exehdr.s

   1 ;
   2 ; Karri Kaksonen, 2011
   3 ;
   4 ; This header is required for cart builds.
   5 ;
   6         .import         __RAM_START__
   7         .import         __CODE_SIZE__,__DATA_SIZE__,__RODATA_SIZE__
   8         .import         __STARTUP_SIZE__,__INIT_SIZE__
   9         .import         __BLOCKSIZE__
  10         .export         __EXEHDR__: absolute = 1
  11
  12
  13 ; ------------------------------------------------------------------------
  14 ; EXE header
  15         .segment "EXEHDR"
  16         .byte   'L','Y','N','X'                         ; magic
  17         .word   __BLOCKSIZE__                           ; bank 0 page size
  18         .word   __BLOCKSIZE__                           ; bank 1 page size
  19         .word   1                                       ; version number
  20         .asciiz "Cart name                      "       ; 32 bytes cart name
  21         .asciiz "Manufacturer   "                       ; 16 bytes manufacturer
  22         .byte   0                                       ; rotation 1=left
  23                                                         ; rotation 2=right
  24         .byte   0,0,0,0,0                               ; spare
  25
  26 .if (.match (__BLOCKSIZE__, 2048))
  27 __LOADER_SIZE__=0
  28 .elseif (.match (__BLOCKSIZE__, 512))
  29 __LOADER_SIZE__=0
  30 .else
  31 __LOADER_SIZE__=410
  32
  33         ; The cart starts with an encrypted loader for 1024 bytes/block
  34         ; images. The size of the loader is 410 bytes followed by two
  35         ; mandatory directory entries.
  36         .byte   $FD,$C1,$0D,$8E,$E9,$EE,$09,$13,$E5,$96
  37         .byte   $0C,$34,$64,$DA,$D4,$BB,$99,$EC,$CE,$4F
  38         .byte   $AA,$8C,$ED,$65,$F0,$32,$70,$A3,$84,$C4
  39         .byte   $FC,$A2,$6D,$3A,$F8,$77,$4B,$AC,$9B,$54
  40         .byte   $7D,$82,$6F,$F8,$A5,$06,$4D,$7B,$77,$55
  41         .byte   $E4,$31,$C4,$2C,$2F,$2F,$B6,$4D,$15,$A9
  42         .byte   $C7,$99,$5D,$6E,$B3,$97,$92,$44,$7B,$2B
  43         .byte   $85,$18,$E6,$F1,$96,$F4,$C4,$DE,$A4,$CF
  44         .byte   $79,$E2,$C1,$1A,$E0,$0C,$93,$C5,$26,$BD
  45         .byte   $A3,$16,$8A,$C3,$59,$A0,$39,$38,$A0,$3B
  46         .byte   $EF,$BB,$1D,$5C,$0D,$1D,$CC,$48,$1D,$DD
  47         .byte   $98,$9A,$7A,$F7,$96,$F9,$61,$03,$50,$DA
  48         .byte   $47,$69,$94,$C3,$80,$DA,$A9,$99,$A1,$21
  49         .byte   $2B,$2E,$7D,$F5,$E4,$F7,$B3,$5C,$A8,$14
  50         .byte   $FA,$E9,$06,$AC,$1E,$9F,$B5,$31,$BE,$42
  51         .byte   $14,$08,$0E,$05,$FB,$25,$BB,$5C,$5C,$66
  52         .byte   $76,$8E,$36,$E8,$EB,$39,$F2,$26,$BD,$17
  53         .byte   $29,$F4,$B8,$1D,$7E,$EE,$47,$61,$BB,$9E
  54         .byte   $F5,$72,$C9,$BC,$26,$37,$D5,$78,$8F,$D0
  55         .byte   $CE,$95,$21,$EB,$4A,$07,$8D,$3A,$3A,$01
  56         .byte   $82,$CF,$01,$C5,$1E,$1D,$A8,$41,$4F,$BD
  57         .byte   $C1,$76,$22,$A3,$88,$D9,$57,$C9,$51,$3A
  58         .byte   $26,$BE,$4A,$1A,$7F,$42,$61,$CF,$FC,$FC
  59         .byte   $5B,$06,$94,$D2,$2C,$78,$45,$BA,$93,$C4
  60         .byte   $7D,$7C,$81,$73,$07,$4F,$E2,$6C,$E9,$81
  61         .byte   $1A,$DE,$77,$74,$87,$DE,$26,$9E,$7A,$A8
  62         .byte   $19,$A7,$34,$32,$70,$ED,$59,$A8,$4A,$D8
  63         .byte   $FE,$CB,$DD,$02,$2F,$CE,$92,$E9,$13,$A6
  64         .byte   $FF,$B4,$4B,$18,$9D,$63,$48,$E0,$3B,$3B
  65         .byte   $0D,$2B,$FC,$04,$A4,$E3,$5E,$4C,$3C,$94
  66         .byte   $70,$C4,$F0,$64,$15,$48,$68,$17,$DE,$14
  67         .byte   $72,$F0,$59,$33,$4C,$49,$47,$8D,$B6,$F4
  68         .byte   $82,$4E,$B7,$4E,$01,$C9,$C2,$82,$0B,$7A
  69         .byte   $AC,$67,$9B,$0F,$04,$E1,$B6,$78,$34,$C8
  70         .byte   $4F,$2A,$11,$ED,$D0,$1C,$6D,$CD,$3D,$47
  71         .byte   $09,$8B,$E5,$38,$19,$7A,$31,$6E,$30,$71
  72         .byte   $1C,$90,$34,$E5,$44,$CC,$00,$C7,$41,$D0
  73         .byte   $27,$8A,$06,$29,$5C,$2B,$E4,$26,$63,$09
  74         .byte   $52,$D3,$97,$33,$D7,$59,$1C,$36,$2F,$C9
  75         .byte   $A9,$A2,$B5,$BB,$A9,$1D,$E6,$36,$7E,$56
  76         .byte   $05,$A4,$9C,$E0,$45,$59,$21,$E1,$E6,$21
  77 .endif
  78
  79         ; The directory structure required by the 410 byte bootloader
  80 __DIRECTORY_START__:
  81 ; Entry 0 - title sprite (mandatory)
  82 off0=__LOADER_SIZE__+(__DIRECTORY_END__-__DIRECTORY_START__)
  83 blocka=off0/__BLOCKSIZE__
  84 len0=(__TITLE_END__-__TITLE_START__)
  85         .byte   <blocka
  86         .word   off0 & (__BLOCKSIZE__ - 1)
  87         .byte   $00
  88         .word   __TITLE_START__
  89         .word   len0
  90
  91 ; Entry 1 - first executable (mandatory)
  92 off1=off0+len0
  93 block1=off1/__BLOCKSIZE__
  94 len1=__STARTUP_SIZE__+__INIT_SIZE__+__CODE_SIZE__+__DATA_SIZE__+__RODATA_SIZE__
  95         .byte   <block1
  96         .word   off1 & (__BLOCKSIZE__ - 1)
  97         .byte   $88
  98         .word   __RAM_START__
  99         .word   len1
 100 __DIRECTORY_END__:
 101         .org $2400
 102 __TITLE_START__:
 103         ; The palette for the title sprite. Complete black.
 104         .byte $00,$00,$00,$00,$00,$00,$00,$00,$00,$00,$00,$00,$00,$00,$00,$00
 105         .byte $00,$00,$00,$00,$00,$00,$00,$00,$00,$00,$00,$00,$00,$00,$00,$00
 106         ; The title sprite
 107 cls_sprite:
 108         .byte   %00000001                       ; A pixel sprite
 109         .byte   %00010000
 110         .byte   %00100000
 111         .addr   0,pixel_bitmap
 112         .word   0
 113         .word   0
 114         .word   $a000                           ; 160
 115         .word   $6600                           ; 102
 116         .byte   $00
 117 pixel_bitmap:
 118         .byte   3,%10000100,%00000000, $0       ; A pixel bitmap
 119 __TITLE_END__:
 120         .reloc
 121