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Haze: hooked up version number from the MCU to shared ram, removed RAM dump for DW3
This commit is contained in:
Angelo Salese
parent
eb967aeb64
commit
805d441912
@ -1950,8 +1950,8 @@ ROM_START( drgw3 )
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/* CPU2 = Z80, romless, code uploaded by 68k */
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ROM_REGION( 0x40000, "user2", 0 ) /* RAM dump - to be removed once the DMA is hooked up */
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ROM_LOAD16_WORD_SWAP( "dw3c_prot_ramdump", 0x0000, 0x4000, CRC(6b4fc08b) SHA1(61583637c2f1767df4bc637f922987c9510a584f) )
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// ROM_REGION( 0x40000, "user2", 0 ) /* RAM dump - to be removed once the DMA is hooked up */
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// ROM_LOAD16_WORD_SWAP( "dw3c_prot_ramdump", 0x0000, 0x4000, CRC(6b4fc08b) SHA1(61583637c2f1767df4bc637f922987c9510a584f) )
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ROM_REGION( 0x010000, "igs022data", 0 ) /* Protection Data - is it correct for this set? */
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ROM_LOAD16_WORD_SWAP( "dw3_v100.u15", 0x000000, 0x010000, CRC(03dc4fdf) SHA1(b329b04325d4f725231b1bb7862eedef2319b652) )
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@ -1983,8 +1983,8 @@ ROM_START( drgw3105 )
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ROM_LOAD16_BYTE( "dw3_v105.u13", 0x100000, 0x080000, CRC(8d6c9d39) SHA1(cb79303ab551e91f07e11414db4254d5b161d415) )
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//ROM_LOAD( "dw3c_prg.rom", 0x100000, 0x100000, CRC(e274cf03) SHA1(2ba532446bd5b5dbccf43a6d1b1f6b36842b2c8d) )
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ROM_REGION( 0x40000, "user2", 0 ) /* RAM dump - to be removed once the DMA is hooked up */
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ROM_LOAD16_WORD_SWAP( "dw3c_prot_ramdump", 0x0000, 0x4000, CRC(6b4fc08b) SHA1(61583637c2f1767df4bc637f922987c9510a584f) )
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// ROM_REGION( 0x40000, "user2", 0 ) /* RAM dump - to be removed once the DMA is hooked up */
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// ROM_LOAD16_WORD_SWAP( "dw3c_prot_ramdump", 0x0000, 0x4000, CRC(6b4fc08b) SHA1(61583637c2f1767df4bc637f922987c9510a584f) )
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/* CPU2 = Z80, romless, code uploaded by 68k */
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@ -2041,8 +2041,8 @@ ROM_START( drgw3100 )
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/* CPU2 = Z80, romless, code uploaded by 68k */
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ROM_REGION( 0x40000, "user2", 0 ) /* RAM dump - to be removed once the DMA is hooked up */
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ROM_LOAD16_WORD_SWAP( "dw3c_prot_ramdump", 0x0000, 0x4000, CRC(6b4fc08b) SHA1(61583637c2f1767df4bc637f922987c9510a584f) )
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// ROM_REGION( 0x40000, "user2", 0 ) /* RAM dump - to be removed once the DMA is hooked up */
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// ROM_LOAD16_WORD_SWAP( "dw3c_prot_ramdump", 0x0000, 0x4000, CRC(6b4fc08b) SHA1(61583637c2f1767df4bc637f922987c9510a584f) )
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ROM_REGION( 0x010000, "igs022data", 0 ) /* Protection Data */
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ROM_LOAD16_WORD_SWAP( "dw3_v100.u15", 0x000000, 0x010000, CRC(03dc4fdf) SHA1(b329b04325d4f725231b1bb7862eedef2319b652) )
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@ -4350,15 +4350,17 @@ static void IGS022_do_dma(running_machine* machine, UINT16 src, UINT16 dst, UINT
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}
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// the internal MCU boot code automatically does this DMA
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// and puts the version # of the data rom in ram
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static void IGS022_reset(running_machine* machine)
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{
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int i;
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UINT16 *PROTROM = (UINT16*)memory_region(machine, "igs022data");
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pgm_state *state = (pgm_state *)machine->driver_data;
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UINT16 tmp;
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// fill ram with A5 patern
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for (i = 0; i < 0x4000/2; i++)
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state->sharedprotram[i] = 0xa5a5;
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state->sharedprotram[i] = 0xa55a;
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// the auto-dma
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UINT16 src = PROTROM[0x100 / 2];
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@ -4376,7 +4378,12 @@ static void IGS022_reset(running_machine* machine)
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printf("Auto-DMA %04x %04x %04x %04x\n",src,dst,size,mode);
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IGS022_do_dma(machine,src,dst,size,mode);
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// there is also a version ID? (or is it some kind of checksum) that is stored in the data rom, and gets copied..
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// Dragon World 3 checks it
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tmp = PROTROM[0x114/2];
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tmp = ((tmp & 0xff00) >> 8) | ((tmp & 0x00ff) << 8);
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state->sharedprotram[0x2a2/2] = tmp;
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}
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static void IGS022_handle_command(running_machine* machine)
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@ -4517,11 +4524,50 @@ static DRIVER_INIT( killbld )
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static MACHINE_RESET( dw3 )
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{
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pgm_state *state = (pgm_state *)machine->driver_data;
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MACHINE_RESET_CALL(pgm);
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/* fill the protection ram with a5 + auto dma - causes issues at the moment due to broken igs025/22 emulation for this game! */
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if (0)
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IGS022_reset(machine);
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/* fill the protection ram with a5 + auto dma */
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IGS022_reset(machine);
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/* game won't boot unless various values are in protection RAM
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- these should almost certainly end up there as the result of executing the protection
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commands are startup, but which, and how? */
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// state->sharedprotram[0x200/2] = 0x006d;
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state->sharedprotram[0x202/2] = 0x007c; // it cares about this, operation status flag?
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// state->sharedprotram[0x20c/2] = 0x0000;
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// state->sharedprotram[0x20e/2] = 0x0007;
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// state->sharedprotram[0x210/2] = 0x0000;
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// state->sharedprotram[0x212/2] = 0x0004;
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// state->sharedprotram[0x214/2] = 0x0000;
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// state->sharedprotram[0x216/2] = 0x0007;
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// state->sharedprotram[0x218/2] = 0x0000;
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// state->sharedprotram[0x21a/2] = 0x0004;
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// state->sharedprotram[0x288/2] = 0x0000;
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// state->sharedprotram[0x28a/2] = 0x00c2;
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// state->sharedprotram[0x28c/2] = 0x0000;
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// state->sharedprotram[0x28e/2] = 0x00c2;
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// state->sharedprotram[0x290/2] = 0x0500;
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// state->sharedprotram[0x292/2] = 0x1000;
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// state->sharedprotram[0x294/2] = 0x00c3;
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// state->sharedprotram[0x296/2] = 0x7104;
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// state->sharedprotram[0x298/2] = 0x0000;
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// state->sharedprotram[0x29a/2] = 0x0003;
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// state->sharedprotram[0x29c/2] = 0x0108;
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// state->sharedprotram[0x29e/2] = 0x0009;
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// state->sharedprotram[0x2a2/2] = 0x84f6; // it cares about this, it's the version number of the data rom, copied automatically!
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// state->sharedprotram[0x2ac/2] = 0x006d;
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// state->sharedprotram[0x2ae/2] = 0x0000;
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// state->sharedprotram[0x2b0/2] = 0xaf56;
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}
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@ -4603,9 +4649,11 @@ static READ16_HANDLER( drgw3_igs025_prot_r )
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}
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static DRIVER_INIT( dw3 )
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static DRIVER_INIT( drgw3 )
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{
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pgm_basic_init(machine);
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/*
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pgm_state *state = (pgm_state *)machine->driver_data;
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{
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@ -4617,6 +4665,7 @@ static DRIVER_INIT( dw3 )
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if((x>=0x100)&&(x<0x110)) printf("data 0x%4x, offset:%x\n",state->sharedprotram[x],x);
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}
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}
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*/
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memory_install_readwrite16_handler(cputag_get_address_space(machine, "maincpu", ADDRESS_SPACE_PROGRAM), 0xDA5610, 0xDA5613, 0, 0, drgw3_igs025_prot_r, drgw3_igs025_prot_w);
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pgm_dw3_decrypt(machine);
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@ -4918,9 +4967,9 @@ GAME( 1998, olds100a, olds, olds, olds, olds, ROT0, "IGS
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-----------------------------------------------------------------------------------------------------------------------*/
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// should have DMA protection, like killbld, as well as the math / bitswap / memory manipulation stuff, but it never attempts to trigger the DMA? - we currently have a RAM dump to allow it to boot, but I think this stuff should be DMA copied into RAM, like killbld
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GAME( 1998, drgw3, pgm, dw3, dw3, dw3, ROT0, "IGS", "Dragon World 3 (ver. 106, Korean Board)", GAME_IMPERFECT_SOUND | GAME_UNEMULATED_PROTECTION | GAME_NOT_WORKING | GAME_SUPPORTS_SAVE )
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GAME( 1998, drgw3105, drgw3, dw3, dw3, dw3, ROT0, "IGS", "Dragon World 3 (ver. 105)", GAME_IMPERFECT_SOUND | GAME_UNEMULATED_PROTECTION | GAME_NOT_WORKING | GAME_SUPPORTS_SAVE )
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GAME( 1998, drgw3100, drgw3, dw3, dw3, dw3, ROT0, "IGS", "Dragon World 3 (ver. 100)", GAME_IMPERFECT_SOUND | GAME_UNEMULATED_PROTECTION | GAME_NOT_WORKING | GAME_SUPPORTS_SAVE ) // Japan Only?
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GAME( 1998, drgw3, pgm, dw3, dw3, drgw3, ROT0, "IGS", "Dragon World 3 (ver. 106, Korean Board)", GAME_IMPERFECT_SOUND | GAME_UNEMULATED_PROTECTION | GAME_NOT_WORKING | GAME_SUPPORTS_SAVE )
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GAME( 1998, drgw3105, drgw3, dw3, dw3, drgw3, ROT0, "IGS", "Dragon World 3 (ver. 105)", GAME_IMPERFECT_SOUND | GAME_UNEMULATED_PROTECTION | GAME_NOT_WORKING | GAME_SUPPORTS_SAVE )
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GAME( 1998, drgw3100, drgw3, dw3, dw3, drgw3, ROT0, "IGS", "Dragon World 3 (ver. 100)", GAME_IMPERFECT_SOUND | GAME_UNEMULATED_PROTECTION | GAME_NOT_WORKING | GAME_SUPPORTS_SAVE ) // Japan Only?
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GAME( 1999, kov, pgm, kov, sango, kov, ROT0, "IGS", "Knights of Valour / Sangoku Senki (ver. 117)", GAME_IMPERFECT_SOUND | GAME_UNEMULATED_PROTECTION | GAME_NOT_WORKING | GAME_SUPPORTS_SAVE ) /* need internal rom of IGS027A */ // V0008 04/27/99 10:33:33
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GAME( 1999, kov115, kov, kov, sango, kov, ROT0, "IGS", "Knights of Valour / Sangoku Senki (ver. 115)", GAME_IMPERFECT_SOUND | GAME_UNEMULATED_PROTECTION | GAME_NOT_WORKING | GAME_SUPPORTS_SAVE ) /* need internal rom of IGS027A */ // V0006 02/22/99 11:53:18
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