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better (nw)

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This commit is contained in:
David Haywood 2014-10-12 04:49:51 +00:00
parent eb4b4964fa
commit 7fb219d3a6
1 changed files with 2 additions and 14 deletions
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16
src/mame/drivers/seicross.c
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@ -591,21 +591,9 @@ DRIVER_INIT_MEMBER(seicross_state,friskytb)
UINT8 *ROM = memregion("mcu")->base();
address_space &space = m_mcu->space(AS_PROGRAM);
// this code is in ROM 6.3h, maps to MCU at dxxx
// if you cheat and use the code from another set it works
for (int i = 0; i < 0x8000; i++)
{
ROM[i] = BITSWAP8(ROM[i + 0x8000], 6, 7, 5, 4, 3, 2, 1, 0);
int data = ROM[i];
if (data == 0x4e) data = 0x4d;
//else if (data == 0x41) data = 0x45;
else if (data == 0x46) data = 0x45;
else if (data == 0x57) data = 0x57;
//else if (data == 0x76) data = 0x7e;
else if (data == 0xce) data = 0xcd;
else if (data == 0xdf) data = 0xdf;
ROM[i] = data;
ROM[i] = BITSWAP8(ROM[i + 0x8000], 6, 7, 5, 4, 3, 2, 0, 1);
}
space.set_decrypted_region(0x8000, 0xffff, ROM);
@ -614,7 +602,7 @@ DRIVER_INIT_MEMBER(seicross_state,friskytb)
GAME( 1981, friskyt, 0, nvram, friskyt, driver_device, 0, ROT0, "Nichibutsu", "Frisky Tom (set 1)", GAME_NO_COCKTAIL )
GAME( 1981, friskyta, friskyt, nvram, friskyt, driver_device, 0, ROT0, "Nichibutsu", "Frisky Tom (set 2)", GAME_NO_COCKTAIL )
GAME( 1981, friskytb, friskyt, nvram, friskyt, seicross_state, friskytb, ROT0, "Nichibutsu", "Frisky Tom (set 3, encrypted?)", GAME_NOT_WORKING ) // protection code seems to be encrypted?
GAME( 1981, friskytb, friskyt, nvram, friskyt, seicross_state, friskytb, ROT0, "Nichibutsu", "Frisky Tom (set 3, encrypted)", GAME_NOT_WORKING ) // protection mcu runs encrypted opcodes
GAME( 1982, radrad, 0, no_nvram, radrad, driver_device, 0, ROT0, "Nichibutsu USA", "Radical Radial", GAME_NO_COCKTAIL )
GAME( 1984, seicross, 0, no_nvram, seicross, driver_device, 0, ROT90, "Nichibutsu / Alice", "Seicross", GAME_NO_COCKTAIL )
GAME( 1984, sectrzon, seicross, no_nvram, seicross, driver_device, 0, ROT90, "Nichibutsu / Alice", "Sector Zone", GAME_NO_COCKTAIL )