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https://github.com/holub/mame
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Decrypted Skill Fruit Bonus program rom [Olivier Galibert]
This commit is contained in:
Angelo Salese
parent
72e326deb7
commit
268d66a97c
@ -4,12 +4,52 @@
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*/
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#include "driver.h"
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#include "cpu/m68000/m68000.h"
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#include "cpu/z80/z80.h"
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#include "sound/okim6295.h"
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static ADDRESS_MAP_START( sfbonus_map, ADDRESS_SPACE_PROGRAM, 16 )
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AM_RANGE(0x000000, 0x07ffff) AM_ROM
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static WRITE8_HANDLER( paletteram_io_w )
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{
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static int pal_offs,r,g,b,internal_pal_offs;
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switch(offset)
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{
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case 0:
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pal_offs = data;
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break;
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case 2:
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internal_pal_offs = 0;
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break;
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case 1:
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switch(internal_pal_offs)
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{
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case 0:
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r = ((data & 0x3f) << 2) | ((data & 0x30) >> 4);
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internal_pal_offs++;
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break;
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case 1:
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g = ((data & 0x3f) << 2) | ((data & 0x30) >> 4);
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internal_pal_offs++;
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break;
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case 2:
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b = ((data & 0x3f) << 2) | ((data & 0x30) >> 4);
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palette_set_color(space->machine, pal_offs, MAKE_RGB(r, g, b));
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internal_pal_offs = 0;
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pal_offs++;
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break;
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}
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break;
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}
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}
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static ADDRESS_MAP_START( sfbonus_map, ADDRESS_SPACE_PROGRAM, 8 )
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AM_RANGE(0x0000, 0xefff) AM_ROM //writes to 0-7fff?
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AM_RANGE(0xf000, 0xffff) AM_RAM
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ADDRESS_MAP_END
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static ADDRESS_MAP_START( sfbonus_io, ADDRESS_SPACE_IO, 8 )
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AM_RANGE(0x0c00, 0x0c03) AM_WRITE( paletteram_io_w )
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ADDRESS_MAP_END
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VIDEO_START(sfbonus)
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@ -45,8 +85,10 @@ GFXDECODE_END
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static MACHINE_DRIVER_START( sfbonus )
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MDRV_CPU_ADD("main", M68000, 16000000) // unknown CPU
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MDRV_CPU_ADD("main", Z80, 16000000) // unknown CPU
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MDRV_CPU_PROGRAM_MAP(0,sfbonus_map)
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MDRV_CPU_IO_MAP(0,sfbonus_io)
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MDRV_CPU_VBLANK_INT("main",irq0_line_hold)
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MDRV_GFXDECODE(sfbonus)
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@ -71,8 +113,7 @@ MACHINE_DRIVER_END
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ROM_START( sfbonus )
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ROM_REGION( 0x80000, "main", 0 ) /* 68000 Code */
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ROM_LOAD16_BYTE( "skfb16.bin", 0x00001, 0x40000, CRC(bfd53646) SHA1(bd58f8c6d5386649a6fc0f4bac46d1b6cd6248b1) )
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ROM_LOAD16_BYTE( "skfb17.bin", 0x00000, 0x40000, CRC(e28ede82) SHA1(f320c4c9c30ec280ee2437d1ad4d2b6270580916) )
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ROM_LOAD( "skfb16.bin", 0x00000, 0x40000, CRC(bfd53646) SHA1(bd58f8c6d5386649a6fc0f4bac46d1b6cd6248b1) )
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ROM_REGION( 0x040000, "oki", 0 ) /* Samples */
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ROM_LOAD( "skfbrom2.bin", 0x00000, 0x20000, CRC(3823a36e) SHA1(4136e380b63546b9490033ad26d776f326eb9290) )
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@ -92,4 +133,53 @@ ROM_START( sfbonus )
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ROM_LOAD16_BYTE( "skfbrom6a.bin", 0x00001, 0x80000, CRC(b9a39e5a) SHA1(cb875db25d8bccf48542bd6dbecc474b1205563b) )
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ROM_END
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GAME( 199?, sfbonus, 0, sfbonus, sfbonus, 0, ROT0, "Amcoe", "Skill Fruit Bonus", GAME_NOT_WORKING|GAME_NO_SOUND )
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ROM_START( sfbonusa )
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ROM_REGION( 0x80000, "main", 0 ) /* 68000 Code */
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ROM_LOAD( "skfb17.bin", 0x00000, 0x40000, CRC(e28ede82) SHA1(f320c4c9c30ec280ee2437d1ad4d2b6270580916) )
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ROM_REGION( 0x040000, "oki", 0 ) /* Samples */
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ROM_LOAD( "skfbrom2.bin", 0x00000, 0x20000, CRC(3823a36e) SHA1(4136e380b63546b9490033ad26d776f326eb9290) )
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ROM_REGION( 0x100000, "gfx1", 0 )
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ROM_LOAD16_BYTE( "skfbrom3.bin", 0x00000, 0x80000, CRC(36119517) SHA1(241bb256ab3ba595dcb0c81fd2e60ed35dd7c197) )
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ROM_LOAD16_BYTE( "skfbrom4.bin", 0x00001, 0x80000, CRC(a655bac1) SHA1(0faea01c09409f9182f08370dcc0b466a799f17f) )
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ROM_REGION( 0x100000, "gfx2", 0 )
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ROM_LOAD16_BYTE( "skfbrom5.bin", 0x00000, 0x80000, CRC(752e6e3b) SHA1(46c3a1bbbf1a2afe36fa5333b6e74459e17e9bae) )
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ROM_LOAD16_BYTE( "skfbrom6.bin", 0x00001, 0x80000, CRC(30df6b6a) SHA1(7a180fa8ee64b9efb0321baffad72f0a9485d568) )
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ROM_REGION( 0x100000, "gfx3", 0 )
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// these are the same as gfx 2 up to a point, after which they change
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// maybe different tiles for odd / even tilemap columns, like cps1.c
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ROM_LOAD16_BYTE( "skfbrom5a.bin", 0x00000, 0x80000, CRC(ed07a635) SHA1(a31ee06d8cb78c43affa9d899e9cec87a0875934) )
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ROM_LOAD16_BYTE( "skfbrom6a.bin", 0x00001, 0x80000, CRC(b9a39e5a) SHA1(cb875db25d8bccf48542bd6dbecc474b1205563b) )
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ROM_END
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static DRIVER_INIT( sfbonus )
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{
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int i;
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UINT8 *ROM = memory_region(machine, "main");
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for(i=0;i<0x40000;i++)
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{
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UINT8 x = ROM[i];
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switch(i & 7)
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{
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case 0: x = BITSWAP8(x^0x2a, 1,3,7,6,5,2,0,4); break;
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case 1: x = BITSWAP8(x^0xe4, 3,7,6,5,2,0,4,1); break;
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case 2: x = BITSWAP8(x^0x2d, 4,1,3,7,6,5,2,0); break;
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case 3: x = BITSWAP8(x^0xba, 4,3,0,2,1,7,6,5); break;
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case 4: x = BITSWAP8(x^0x30, 2,1,7,6,5,0,3,4); break;
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case 5: x = BITSWAP8(x^0xf1, 2,7,6,5,1,3,4,0); break;
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case 6: x = BITSWAP8(x^0x3d, 2,1,4,7,6,5,3,0); break;
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case 7: x = BITSWAP8(x^0xba, 4,3,0,1,2,7,6,5); break;
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}
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ROM[i] = x;
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}
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}
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GAME( 199?, sfbonus, 0, sfbonus, sfbonus, sfbonus, ROT0, "Amcoe", "Skill Fruit Bonus", GAME_NOT_WORKING|GAME_NO_SOUND )
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GAME( 199?, sfbonusa, sfbonus, sfbonus, sfbonus, sfbonus, ROT0, "Amcoe", "Skill Fruit Bonus", GAME_NOT_WORKING|GAME_NO_SOUND )
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@ -8600,7 +8600,7 @@ Other Sun games
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DRIVER( nc96txt ) /* (c) 2000 Amcoe */
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DRIVER( nfb96 ) /* (c) 1996 Amcoe */
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DRIVER( nfb96a ) /* (c) 1996 Amcoe */
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DRIVER( nfb96b ) /* (c) 1996 Amcoe */
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DRIVER( nfb96b ) /* (c) 1996 Amcoe */
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DRIVER( nfb96c ) /* (c) 1996 Amcoe */
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DRIVER( nfb96txt ) /* (c) 2000 Amcoe */
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DRIVER( nfb96se ) /* bootleg */
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@ -8610,6 +8610,7 @@ Other Sun games
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DRIVER( carb2003 ) /* bootleg */
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DRIVER( sfbonus ) /* (c) 199? Amcoe */
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DRIVER( sfbonusa ) /* (c) 199? Amcoe */
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DRIVER( ladylinr ) /* (c) 198? TAB Austria */
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DRIVER( kkojnoli ) /* 198? south korean hack */
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DRIVER( mtonic ) /* 198? (c) Tonic */
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