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Fix for odd word dma transfers, found by OG.

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smf- 2009-01-02 20:30:48 +00:00
parent 99103e89bb
commit 52e71a1f3f
1 changed files with 17 additions and 11 deletions
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28
src/mame/drivers/namcos12.c
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@ -1010,7 +1010,7 @@ static WRITE32_HANDLER( dmaoffset_w )
}
if( ACCESSING_BITS_16_31 )
{
m_n_dmaoffset = ( ( offset + 2 ) * 4 ) | ( data & 0xffff0000 );
m_n_dmaoffset = ( ( offset * 4 ) + 2 ) | ( data & 0xffff0000 );
}
verboselog( space->machine, 1, "dmaoffset_w( %08x, %08x, %08x ) %08x\n", offset, data, mem_mask, m_n_dmaoffset );
}
@ -1023,8 +1023,8 @@ static void namcos12_rom_read( running_machine *machine, UINT32 n_address, INT32
INT32 n_ramleft;
INT32 n_romleft;
UINT32 *p_n_src;
UINT32 *p_n_dst;
UINT16 *source;
UINT16 *destination;
if( ( m_n_dmaoffset >= 0x80000000 ) || ( m_n_dmabias == 0x1f300000 ) )
{
@ -1051,7 +1051,7 @@ static void namcos12_rom_read( running_machine *machine, UINT32 n_address, INT32
verboselog( machine, 1, "namcos12_rom_read( %08x, %08x ) game %08x\n", n_address, n_size, n_offset );
}
p_n_src = (UINT32 *)( memory_region( machine, n_region ) + n_offset );
source = (UINT16 *) memory_region( machine, n_region );
n_romleft = ( memory_region_length( machine, n_region ) - n_offset ) / 4;
if( n_size > n_romleft )
{
@ -1059,7 +1059,7 @@ static void namcos12_rom_read( running_machine *machine, UINT32 n_address, INT32
n_size = n_romleft;
}
p_n_dst = &g_p_n_psxram[ n_address / 4 ];
destination = (UINT16 *) g_p_n_psxram;
n_ramleft = ( g_n_psxramsize - n_address ) / 4;
if( n_size > n_ramleft )
{
@ -1067,9 +1067,15 @@ static void namcos12_rom_read( running_machine *machine, UINT32 n_address, INT32
n_size = n_ramleft;
}
n_size *= 2;
n_address /= 2;
n_offset /= 2;
while( n_size > 0 )
{
*( p_n_dst++ ) = *( p_n_src++ );
destination[ WORD_XOR_LE( n_address ) ] = source[ WORD_XOR_LE( n_offset ) ];
n_address++;
n_offset++;
n_size--;
}
}
@ -2355,11 +2361,11 @@ GAME( 1996, tekken3b, tekken3, coh700, namcos12, namcos12, ROT0, "Namco",
GAME( 1996, tekken3c, tekken3, coh700, namcos12, namcos12, ROT0, "Namco", "Tekken 3 (TET2/VER.A)", GAME_IMPERFECT_GRAPHICS | GAME_IMPERFECT_SOUND ) /* KC006 */
GAME( 1997, lbgrande, 0, coh700, namcos12, namcos12, ROT0, "Namco", "Libero Grande (LG2/VER.A)", GAME_IMPERFECT_GRAPHICS | GAME_IMPERFECT_SOUND ) /* KC006 */
GAME( 1997, toukon3, 0, coh700, namcos12, namcos12, ROT0, "Tomy/Namco", "Shin Nihon Pro Wrestling Toukon Retsuden 3 Arcade Edition (TR1/VER.A)", GAME_IMPERFECT_GRAPHICS | GAME_IMPERFECT_SOUND ) /* KC019 */
GAME( 1998, soulclbr, 0, coh700, namcos12, namcos12, ROT0, "Namco", "Soul Calibur (SOC14/VER.C)", GAME_NOT_WORKING | GAME_IMPERFECT_SOUND )
GAME( 1998, soulclba, soulclbr, coh700, namcos12, namcos12, ROT0, "Namco", "Soul Calibur (SOC11/VER.C)", GAME_NOT_WORKING | GAME_IMPERFECT_SOUND ) /* KC020 */
GAME( 1998, soulclbb, soulclbr, coh700, namcos12, namcos12, ROT0, "Namco", "Soul Calibur (SOC13/VER.B)", GAME_NOT_WORKING | GAME_IMPERFECT_SOUND ) /* KC020 */
GAME( 1998, soulclbc, soulclbr, coh700, namcos12, namcos12, ROT0, "Namco", "Soul Calibur (SOC11/VER.B)", GAME_NOT_WORKING | GAME_IMPERFECT_SOUND ) /* KC020 */
GAME( 1998, soulclbd, soulclbr, coh700, namcos12, namcos12, ROT0, "Namco", "Soul Calibur (SOC11/VER.A2)", GAME_NOT_WORKING | GAME_IMPERFECT_SOUND ) /* KC020 */
GAME( 1998, soulclbr, 0, coh700, namcos12, namcos12, ROT0, "Namco", "Soul Calibur (SOC14/VER.C)", GAME_IMPERFECT_GRAPHICS | GAME_IMPERFECT_SOUND )
GAME( 1998, soulclba, soulclbr, coh700, namcos12, namcos12, ROT0, "Namco", "Soul Calibur (SOC11/VER.C)", GAME_IMPERFECT_GRAPHICS | GAME_IMPERFECT_SOUND ) /* KC020 */
GAME( 1998, soulclbb, soulclbr, coh700, namcos12, namcos12, ROT0, "Namco", "Soul Calibur (SOC13/VER.B)", GAME_IMPERFECT_GRAPHICS | GAME_IMPERFECT_SOUND ) /* KC020 */
GAME( 1998, soulclbc, soulclbr, coh700, namcos12, namcos12, ROT0, "Namco", "Soul Calibur (SOC11/VER.B)", GAME_IMPERFECT_GRAPHICS | GAME_IMPERFECT_SOUND ) /* KC020 */
GAME( 1998, soulclbd, soulclbr, coh700, namcos12, namcos12, ROT0, "Namco", "Soul Calibur (SOC11/VER.A2)", GAME_IMPERFECT_GRAPHICS | GAME_IMPERFECT_SOUND ) /* KC020 */
GAME( 1998, ehrgeiz, 0, coh700, namcos12, namcos12, ROT0, "Square/Namco", "Ehrgeiz (EG3/VER.A)", GAME_IMPERFECT_GRAPHICS | GAME_IMPERFECT_SOUND ) /* KC021 */
GAME( 1998, ehrgeiza, ehrgeiz, coh700, namcos12, namcos12, ROT0, "Square/Namco", "Ehrgeiz (EG2/VER.A)", GAME_IMPERFECT_GRAPHICS | GAME_IMPERFECT_SOUND ) /* KC021 */
GAME( 1998, mdhorse, 0, coh700, namcos12, namcos12, ROT0, "Namco", "Derby Quiz My Dream Horse (MDH1/VER.A2)", GAME_NOT_WORKING | GAME_IMPERFECT_GRAPHICS | GAME_IMPERFECT_SOUND ) /* KC035 */