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r26188 Friday 15th November, 2013 at 21:04:34 UTC by Jonathan Gevaryahu
make that last commit use the bios system, since we can. Also mark famitwin bios as non-optional since it was an irremovable part of the Sharp twin famicom system (n/w)
[src/mess/drivers]nes.c

trunk/src/mess/drivers/nes.c
r26187r26188
794794
795795ROM_START( famicom )
796796   ROM_REGION( 0x10000, "maincpu", 0 )  /* Main RAM */
797   ROM_LOAD_OPTIONAL( "rp2c33-01.bin", 0xe000, 0x2000, CRC(1c7ae5d5) SHA1(af5af53f66982e749643fdf8b2acbb7d4d3ed229) ) // older, Nintendo logo has shadow
798   ROM_LOAD_OPTIONAL( "rp2c33a-01a.bin", 0xe000, 0x2000, CRC(5e607dcf) SHA1(57fe1bdee955bb48d357e463ccbf129496930b62) ) // newer, Nintendo logo has no shadow
797   ROM_SYSTEM_BIOS( 0, "2c33a-01a", "Famicom Disk System Bios")
798   ROMX_LOAD( "rp2c33a-01a.bin", 0xe000, 0x2000, CRC(5e607dcf) SHA1(57fe1bdee955bb48d357e463ccbf129496930b62), ROM_BIOS(1)) // newer, Nintendo logo has no shadow
799   ROM_SYSTEM_BIOS( 1, "2c33-01", "Famicom Disk System Bios, older")
800   ROMX_LOAD( "rp2c33-01.bin", 0xe000, 0x2000, CRC(1c7ae5d5) SHA1(af5af53f66982e749643fdf8b2acbb7d4d3ed229), ROM_BIOS(2)) // older, Nintendo logo has shadow
799801ROM_END
800802
801803ROM_START( famitwin )
802804   ROM_REGION( 0x10000, "maincpu", 0 )  /* Main RAM */
803   ROM_LOAD_OPTIONAL( "rp2c33a-02.bin", 0xe000, 0x2000, CRC(4df24a6c) SHA1(e4e41472c454f928e53eb10e0509bf7d1146ecc1) ) // "Famicom" logo instead of Nintendo logo
805   ROM_LOAD( "rp2c33a-02.bin", 0xe000, 0x2000, CRC(4df24a6c) SHA1(e4e41472c454f928e53eb10e0509bf7d1146ecc1) ) // "Famicom" logo instead of Nintendo logo
804806ROM_END
805807
806808ROM_START( m82 )

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