nuclear@0: | the following will go into the custom .romhdr section which will be placed at
nuclear@0: | address 100h of the binary by the linker (see lnkscript).
nuclear@0: 	.section .romhdr,"a"
nuclear@0: 
nuclear@0: #ifndef GAMENAME
nuclear@0: #define GAMENAME "unnamed"
nuclear@0: #endif
nuclear@0: #ifndef VERSTR
nuclear@0: #define VERSTR "00"
nuclear@0: #endif
nuclear@0: 
nuclear@0: 	.ascii "SEGA MEGA DRIVE (C)MINDLAPSE2017"
nuclear@0: hdr_game_dom:
nuclear@0: 	.ascii GAMENAME
nuclear@0: hdr_game_dom_end:
nuclear@0: 	.fill 48 - (hdr_game_dom_end - hdr_game_dom),1,32 | pad to 48 bytes with spaces
nuclear@0: hdr_game_int:
nuclear@0: 	.ascii GAMENAME
nuclear@0: hdr_game_int_end:
nuclear@0: 	.fill 48 - (hdr_game_int_end - hdr_game_int),1,32 | pad to 48 bytes with spaces
nuclear@0: 	.ascii "GM"		| it's a game (who cares what it is?)
nuclear@0: 	.ascii "0000000-"	| product code
nuclear@0: 	.ascii VERSTR		| version string
nuclear@0: 	.short 0		| checksum
nuclear@0: 	.ascii "J               " | I/O support (joypad)
nuclear@0: 	.long 0			| start address of ROM
nuclear@0: 	.long _rom_end		| last address of ROM
nuclear@0: 	.long 0xff0000		| start address of RAM
nuclear@0: 	.long 0xffffff		| last address of RAM
nuclear@0: 	.long 0			| SRAM enabled(?)
nuclear@0: 	.long 0			| ???
nuclear@0: 	.long 0			| start address of SRAM
nuclear@0: 	.long 0			| last address of SRAM
nuclear@0: 	.long 0			| ???
nuclear@0: 	.long 0			| ???
nuclear@0: 	.fill 40,1,32		| notes (fill with spaces for now TODO)
nuclear@0: 	.ascii "JUE             " | country codes