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patch out protection so the new clone Touchmaster 7000 Evaluation works.

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This commit is contained in:
Brian Troha 2009-06-02 22:45:05 +00:00
parent d6ffaaa829
commit c9cd0f7f8e
1 changed files with 25 additions and 2 deletions
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27
src/mame/drivers/tmaster.c
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@ -1337,7 +1337,7 @@ static DRIVER_INIT( tm7k )
/*
Protection starts:
816ee: addi.w #$76c, D0 0640 076C
816ee: addi.w #$384, D0 0640 0384
816f2: move.w D0, $20718c.l 33C0 0020 718C
816f8: moveq #$f, D0 700F
816fa: and.w (A4), D0 C054
@ -1371,6 +1371,29 @@ Protection starts:
}
static DRIVER_INIT( tm7keval ) /* kit came with a security key labeled A-21657-004, which is a TM5000 key */
{
UINT16 *ROM = (UINT16 *)memory_region( machine, "maincpu" );
// protection
ROM[0x8949e/2] = 0x4e75;
ROM[0x8946c/2] = 0x6004;
ROM[0x89494/2] = 0x6002;
/*
Protection starts:
8945A: addi.w #$384, D0 0640 0384
8945E: move.w D0, $2074E4.l 33C0 0020 74E4
89464: moveq #$f, D0 700F
89466: and.w (A4), D0 C054
89468: cmpi.w #$3, D0 0C40 0003
8946C: bcs $89470 6502 <-- First patch goes here
*/
}
static DRIVER_INIT( tm8k )
{
UINT16 *ROM = (UINT16 *)memory_region( machine, "maincpu" );
@ -1413,6 +1436,6 @@ GAME( 1998, tm5k, 0, tm3k, tmaster, tm5k, ROT0, "Midway",
GAME( 1998, tm5kca, tm5k, tm3k, tmaster, tm5kca, ROT0, "Midway", "Touchmaster 5000 (v7.10 California)", 0 )
GAME( 1999, tm7k, 0, tm3k, tmaster, tm7k, ROT0, "Midway", "Touchmaster 7000 (v8.04 Standard)", 0 )
GAME( 1999, tm7ka, tm7k, tm3k, tmaster, tm7ka, ROT0, "Midway", "Touchmaster 7000 (v8.00 Standard)", 0 )
GAME( 1999, tm7keval, tm7k, tm3k, tmaster, 0, ROT0, "Midway", "Touchmaster 7000 (v8.1X Evaluation)", 0 )
GAME( 1999, tm7keval, tm7k, tm3k, tmaster, tm7keval, ROT0, "Midway", "Touchmaster 7000 (v8.1X Evaluation)", 0 )
GAME( 2000, tm8k, 0, tm3k, tmaster, tm8k, ROT0, "Midway", "Touchmaster 8000 (v9.04 Standard)", 0 )
GAME( 1998, galgbios, 0, galgames, galgames, galgames, ROT0, "Creative Electonics & Software", "Galaxy Games (BIOS v1.90)", GAME_IS_BIOS_ROOT )