DRIVER_INIT_MEMBER(darkmist_state,darkmist)
{
int i, len;
uint8_t *ROM = memregion("maincpu")->base();
std::vector<uint8_t> buffer(0x10000);
decrypt_gfx();
decrypt_snd();
for(i=0;i<0x8000;i++)
{
uint8_t p, d;
p = d = ROM[i];
if(((i & 0x20) == 0x00) && ((i & 0x8) != 0))
p ^= 0x20;
if(((i & 0x20) == 0x00) && ((i & 0xa) != 0))
d ^= 0x20;
if(((i & 0x200) == 0x200) && ((i & 0x408) != 0))
p ^= 0x10;
if((i & 0x220) != 0x200)
{
p = BITSWAP8(p, 7,6,5,2,3,4,1,0);
d = BITSWAP8(d, 7,6,5,2,3,4,1,0);
}
ROM[i] = d;
m_decrypted_opcodes[i] = p;
}
membank("bank1")->set_base(&ROM[0x010000]);
/* adr line swaps */
ROM = memregion("bg_map")->base();
len = memregion("bg_map")->bytes();
memcpy( &buffer[0], ROM, len );
for(i=0;i<len;i++)
{
ROM[i]=buffer[BITSWAP24(i,23,22,21,20,19,18,17,16,7,6,5,4,3,15,14,13,12,9,8,2,1,11,10, 0)];
}
ROM = memregion("fg_map")->base();
len = memregion("fg_map")->bytes();
memcpy( &buffer[0], ROM, len );
for(i=0;i<len;i++)
{
ROM[i]=buffer[BITSWAP24(i,23,22,21,20,19,18,17,16,15 ,6,5,4,3,12,11,10,9,14,13,2,1,8,7 ,0 )];
}
}
void darkmist_state::init_darkmist()
{
uint8_t *ROM = memregion("maincpu")->base();
std::vector<uint8_t> buffer(0x10000);
decrypt_gfx();
decrypt_snd();
for (int i = 0; i < 0x8000; i++)
{
uint8_t p = ROM[i];
uint8_t d = p;
if(((i & 0x20) == 0x00) && ((i & 0x8) != 0))
p ^= 0x20;
if(((i & 0x20) == 0x00) && ((i & 0xa) != 0))
d ^= 0x20;
if(((i & 0x200) == 0x200) && ((i & 0x408) != 0))
p ^= 0x10;
if((i & 0x220) != 0x200)
{
p = bitswap<8>(p, 7,6,5,2,3,4,1,0);
d = bitswap<8>(d, 7,6,5,2,3,4,1,0);
}
ROM[i] = d;
m_decrypted_opcodes[i] = p;
}
membank("bank1")->set_base(&ROM[0x010000]);
/* adr line swaps */
ROM = memregion("bg_map")->base();
int len = memregion("bg_map")->bytes();
memcpy( &buffer[0], ROM, len );
for (int i = 0; i < len; i++)
{
ROM[i]=buffer[bitswap<24>(i,23,22,21,20,19,18,17,16,7,6,5,4,3,15,14,13,12,9,8,2,1,11,10, 0)];
}
ROM = memregion("fg_map")->base();
len = memregion("fg_map")->bytes();
memcpy( &buffer[0], ROM, len );
for (int i = 0; i < len; i++)
{
ROM[i]=buffer[bitswap<24>(i,23,22,21,20,19,18,17,16,15 ,6,5,4,3,12,11,10,9,14,13,2,1,8,7 ,0 )];
}
}
static INT32 DrvInit()
{
BurnSetRefreshRate(60.00);
AllMem = NULL;
MemIndex();
INT32 nLen = MemEnd - (UINT8 *)0;
if ((AllMem = (UINT8 *)BurnMalloc(nLen)) == NULL) return 1;
memset(AllMem, 0, nLen);
MemIndex();
{
if (BurnLoadRom(DrvZ80ROM + 0x00000, 0, 1)) return 1;
if (BurnLoadRom(DrvZ80ROM + 0x10000, 1, 1)) return 1;
if (BurnLoadRom(t5182ROM + 0x00000, 2, 1)) return 1;
if (BurnLoadRom(t5182ROM + 0x08000, 3, 1)) return 1;
if (BurnLoadRom(DrvGfxROM0 + 0x00000, 4, 1)) return 1;
if (BurnLoadRom(DrvGfxROM0 + 0x02000, 5, 1)) return 1;
if (BurnLoadRom(DrvGfxROM1 + 0x10000, 6, 1)) return 1;
if (BurnLoadRom(DrvGfxROM1 + 0x00000, 7, 1)) return 1;
if (BurnLoadRom(DrvGfxROM1 + 0x30000, 8, 1)) return 1;
if (BurnLoadRom(DrvGfxROM1 + 0x20000, 9, 1)) return 1;
if (BurnLoadRom(DrvGfxROM2 + 0x00000, 10, 1)) return 1;
if (BurnLoadRom(DrvGfxROM2 + 0x10000, 11, 1)) return 1;
if (BurnLoadRom(DrvGfxROM2 + 0x20000, 12, 1)) return 1;
if (BurnLoadRom(DrvGfxROM2 + 0x30000, 13, 1)) return 1;
if (BurnLoadRom(DrvGfxROM3 + 0x00000, 14, 1)) return 1;
if (BurnLoadRom(DrvGfxROM3 + 0x08000, 15, 1)) return 1;
if (BurnLoadRom(DrvGfxROM4 + 0x00000, 16, 1)) return 1;
if (BurnLoadRom(DrvGfxROM4 + 0x04000, 17, 1)) return 1;
if (BurnLoadRom(DrvColPROM + 0x00000, 18, 1)) return 1;
if (BurnLoadRom(DrvColPROM + 0x00100, 19, 1)) return 1;
if (BurnLoadRom(DrvColPROM + 0x00200, 20, 1)) return 1;
if (BurnLoadRom(DrvColPROM + 0x00300, 21, 1)) return 1;
decrypt_prg();
decrypt_gfx();
decrypt_snd();
DrvGfxDecode();
DrvPaletteInit();
}
ZetInit(0);
ZetOpen(0);
ZetMapMemory(DrvZ80ROM, 0x0000, 0x7fff, MAP_ROM);
ZetMapMemory(DrvZ80ROMDec, 0x0000, 0x7fff, MAP_FETCHOP);
ZetMapMemory(DrvPalRAM, 0xd000, 0xd3ff, MAP_ROM);
ZetMapMemory(DrvScrollRAM, 0xd400, 0xd4ff, MAP_RAM);
ZetMapMemory(DrvVidRAM, 0xd800, 0xdfff, MAP_RAM);
ZetMapMemory(DrvZ80RAM, 0xe000, 0xefff, MAP_RAM);
ZetMapMemory(DrvSprRAM, 0xf000, 0xffff, MAP_RAM);
ZetSetWriteHandler(darkmist_main_write);
ZetSetReadHandler(darkmist_main_read);
ZetClose();
t5182Init(1, 14318180/4);
GenericTilesInit();
DrvDoReset();
return 0;
}
DRIVER_INIT_MEMBER(darkmist_state,darkmist)
{
address_space &space = m_maincpu->space(AS_PROGRAM);
int i, len;
UINT8 *ROM = memregion("maincpu")->base();
dynamic_buffer buffer(0x10000);
UINT8 *decrypt = auto_alloc_array(machine(), UINT8, 0x8000);
decrypt_gfx();
decrypt_snd();
for(i=0;i<0x8000;i++)
{
UINT8 p, d;
p = d = ROM[i];
if(((i & 0x20) == 0x00) && ((i & 0x8) != 0))
p ^= 0x20;
if(((i & 0x20) == 0x00) && ((i & 0xa) != 0))
d ^= 0x20;
if(((i & 0x200) == 0x200) && ((i & 0x408) != 0))
p ^= 0x10;
if((i & 0x220) != 0x200)
{
p = BITSWAP8(p, 7,6,5,2,3,4,1,0);
d = BITSWAP8(d, 7,6,5,2,3,4,1,0);
}
ROM[i] = d;
decrypt[i] = p;
}
space.set_decrypted_region(0x0000, 0x7fff, decrypt);
membank("bank1")->set_base(&ROM[0x010000]);
/* adr line swaps */
ROM = memregion("user1")->base();
len = memregion("user1")->bytes();
memcpy( buffer, ROM, len );
for(i=0;i<len;i++)
{
ROM[i]=buffer[BITSWAP24(i,23,22,21,20,19,18,17,16,15,6,5,4,3,2,14,13,12,11,8,7,1,0,10,9)];
}
ROM = memregion("user2")->base();
len = memregion("user2")->bytes();
memcpy( buffer, ROM, len );
for(i=0;i<len;i++)
{
ROM[i]=buffer[BITSWAP24(i,23,22,21,20,19,18,17,16,15,6,5,4,3,2,14,13,12,11,8,7,1,0,10,9)];
}
ROM = memregion("user3")->base();
len = memregion("user3")->bytes();
memcpy( buffer, ROM, len );
for(i=0;i<len;i++)
{
ROM[i]=buffer[BITSWAP24(i,23,22,21,20,19,18,17,16,15,14 ,5,4,3,2,11,10,9,8,13,12,1,0,7,6)];
}
ROM = memregion("user4")->base();
len = memregion("user4")->bytes();
memcpy( buffer, ROM, len );
for(i=0;i<len;i++)
{
ROM[i]=buffer[BITSWAP24(i,23,22,21,20,19,18,17,16,15,14 ,5,4,3,2,11,10,9,8,13,12,1,0,7,6)];
}
}
static DRIVER_INIT(darkmist)
{
address_space *space = machine.device("maincpu")->memory().space(AS_PROGRAM);
int i, len;
UINT8 *ROM = machine.region("maincpu")->base();
UINT8 *buffer = auto_alloc_array(machine, UINT8, 0x10000);
UINT8 *decrypt = auto_alloc_array(machine, UINT8, 0x8000);
decrypt_gfx(machine);
decrypt_snd(machine);
for(i=0;i<0x8000;i++)
{
UINT8 p, d;
p = d = ROM[i];
if(((i & 0x20) == 0x00) && ((i & 0x8) != 0))
p ^= 0x20;
if(((i & 0x20) == 0x00) && ((i & 0xa) != 0))
d ^= 0x20;
if(((i & 0x200) == 0x200) && ((i & 0x408) != 0))
p ^= 0x10;
if((i & 0x220) != 0x200)
{
p = BITSWAP8(p, 7,6,5,2,3,4,1,0);
d = BITSWAP8(d, 7,6,5,2,3,4,1,0);
}
ROM[i] = d;
decrypt[i] = p;
}
space->set_decrypted_region(0x0000, 0x7fff, decrypt);
memory_set_bankptr(space->machine(), "bank1",&ROM[0x010000]);
/* adr line swaps */
ROM = machine.region("user1")->base();
len = machine.region("user1")->bytes();
memcpy( buffer, ROM, len );
for(i=0;i<len;i++)
{
ROM[i]=buffer[BITSWAP24(i,23,22,21,20,19,18,17,16,15,6,5,4,3,2,14,13,12,11,8,7,1,0,10,9)];
}
ROM = machine.region("user2")->base();
len = machine.region("user2")->bytes();
memcpy( buffer, ROM, len );
for(i=0;i<len;i++)
{
ROM[i]=buffer[BITSWAP24(i,23,22,21,20,19,18,17,16,15,6,5,4,3,2,14,13,12,11,8,7,1,0,10,9)];
}
ROM = machine.region("user3")->base();
len = machine.region("user3")->bytes();
memcpy( buffer, ROM, len );
for(i=0;i<len;i++)
{
ROM[i]=buffer[BITSWAP24(i,23,22,21,20,19,18,17,16,15,14 ,5,4,3,2,11,10,9,8,13,12,1,0,7,6)];
}
ROM = machine.region("user4")->base();
len = machine.region("user4")->bytes();
memcpy( buffer, ROM, len );
for(i=0;i<len;i++)
{
ROM[i]=buffer[BITSWAP24(i,23,22,21,20,19,18,17,16,15,14 ,5,4,3,2,11,10,9,8,13,12,1,0,7,6)];
}
auto_free(machine, buffer);
}
static DRIVER_INIT(darkmist)
{
const address_space *space = cputag_get_address_space(machine, "maincpu", ADDRESS_SPACE_PROGRAM);
int i, len;
UINT8 *ROM = memory_region(machine, "maincpu");
UINT8 *buffer = alloc_array_or_die(UINT8, 0x10000);
UINT8 *decrypt = auto_alloc_array(machine, UINT8, 0x8000);
decrypt_gfx(machine);
decrypt_snd(machine);
for(i=0;i<0x8000;i++)
{
UINT8 p, d;
p = d = ROM[i];
if(((i & 0x20) == 0x00) && ((i & 0x8) != 0))
p ^= 0x20;
if(((i & 0x20) == 0x00) && ((i & 0xa) != 0))
d ^= 0x20;
if(((i & 0x200) == 0x200) && ((i & 0x408) != 0))
p ^= 0x10;
if((i & 0x220) != 0x200)
{
p = BITSWAP8(p, 7,6,5,2,3,4,1,0);
d = BITSWAP8(d, 7,6,5,2,3,4,1,0);
}
ROM[i] = d;
decrypt[i] = p;
}
memory_set_decrypted_region(space, 0x0000, 0x7fff, decrypt);
memory_set_bankptr(space->machine, 1,&ROM[0x010000]);
/* adr line swaps */
ROM = memory_region(machine, "user1");
len = memory_region_length(machine, "user1");
memcpy( buffer, ROM, len );
for(i=0;i<len;i++)
{
ROM[i]=buffer[BITSWAP24(i,23,22,21,20,19,18,17,16,15,6,5,4,3,2,14,13,12,11,8,7,1,0,10,9)];
}
ROM = memory_region(machine, "user2");
len = memory_region_length(machine, "user2");
memcpy( buffer, ROM, len );
for(i=0;i<len;i++)
{
ROM[i]=buffer[BITSWAP24(i,23,22,21,20,19,18,17,16,15,6,5,4,3,2,14,13,12,11,8,7,1,0,10,9)];
}
ROM = memory_region(machine, "user3");
len = memory_region_length(machine, "user3");
memcpy( buffer, ROM, len );
for(i=0;i<len;i++)
{
ROM[i]=buffer[BITSWAP24(i,23,22,21,20,19,18,17,16,15,14 ,5,4,3,2,11,10,9,8,13,12,1,0,7,6)];
}
ROM = memory_region(machine, "user4");
len = memory_region_length(machine, "user4");
memcpy( buffer, ROM, len );
for(i=0;i<len;i++)
{
ROM[i]=buffer[BITSWAP24(i,23,22,21,20,19,18,17,16,15,14 ,5,4,3,2,11,10,9,8,13,12,1,0,7,6)];
}
free(buffer);
}