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megatech multicart cleanup, part 2: md/sms games are detected at init/loading + removed test multigame sets now that we emulate the real thing. no whatsnew needed (it's enough original Haze's log)
This commit is contained in:
Fabio Priuli
parent
0bfca59000
commit
db89cc99fb
@ -77,6 +77,7 @@ Sonic Hedgehog 2 171-6215A 837-6963-62 610-0239-62 MPR
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#include "imagedev/cartslot.h"
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static struct _mtech_bios mtech_bios;
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static int cart_is_genesis[8];
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/* Megatech BIOS specific */
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static UINT8* megatech_banked_ram;
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@ -218,7 +219,6 @@ static READ8_HANDLER( megatech_cart_select_r )
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static TIMER_CALLBACK( megatech_z80_run_state )
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{
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char tempname[20];
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@ -229,7 +229,7 @@ static TIMER_CALLBACK( megatech_z80_run_state )
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memcpy(machine->region("maincpu")->base(), game_region, 0x400000);
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if (game_region[0x400000]==2)
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if (!cart_is_genesis[param])
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{
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printf("enabling SMS Z80\n");
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mtech_bios.current_game_is_sms = 1;
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@ -237,7 +237,7 @@ static TIMER_CALLBACK( megatech_z80_run_state )
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//cputag_set_input_line(machine, "genesis_snd_z80", INPUT_LINE_HALT, CLEAR_LINE);
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cputag_set_input_line(machine, "genesis_snd_z80", INPUT_LINE_RESET, CLEAR_LINE);
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}
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else if (game_region[0x400000]==1)
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else
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{
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mtech_bios.current_game_is_sms = 0;
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printf("disabling SMS Z80\n");
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@ -413,11 +413,23 @@ ADDRESS_MAP_END
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static DRIVER_INIT(mtnew)
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static DRIVER_INIT(mt_slot)
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{
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megatech_banked_ram = auto_alloc_array(machine, UINT8, 0x1000*8);
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DRIVER_INIT_CALL(megadriv);
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DRIVER_INIT_CALL(megatech_bios);
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// this gets set in DEVICE_IMAGE_LOAD
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memset(cart_is_genesis, 0, ARRAY_LENGTH(cart_is_genesis));
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}
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static DRIVER_INIT(mtnew)
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{
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UINT8* game_region = machine->region("game0")->base();
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DRIVER_INIT_CALL(mt_slot);
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cart_is_genesis[0] = (game_region[0x400000] == 1) ? 1 : 0;
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}
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static VIDEO_START(mtnew)
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@ -491,20 +503,21 @@ MACHINE_CONFIG_END
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struct megatech_cart_region
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{
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const char *tag;
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int slot;
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const char *region;
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};
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// we keep old region tags for compatibility with older macros... this might be changed at a later stage
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static const struct megatech_cart_region megatech_cart_table[] =
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{
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{ "cart1", "game0" },
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{ "cart2", "game1" },
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{ "cart3", "game2" },
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{ "cart4", "game3" },
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{ "cart5", "game4" },
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{ "cart6", "game5" },
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{ "cart7", "game6" },
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{ "cart8", "game7" },
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{ "cart1", 0, "game0" },
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{ "cart2", 1, "game1" },
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{ "cart3", 2, "game2" },
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{ "cart4", 3, "game3" },
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{ "cart5", 4, "game4" },
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{ "cart6", 5, "game5" },
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{ "cart7", 6, "game6" },
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{ "cart8", 7, "game7" },
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{ 0 }
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};
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@ -541,12 +554,12 @@ static DEVICE_IMAGE_LOAD( megatech_cart )
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if (!mame_stricmp("genesis", pcb_name))
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{
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printf("%s is genesis\n", mt_cart->tag);
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ROM[0x400000] = 0x01;
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cart_is_genesis[this_cart->slot] = 1;
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}
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else if (!mame_stricmp("sms", pcb_name))
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{
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printf("%s is sms\n", mt_cart->tag);
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ROM[0x400000] = 0x02;
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cart_is_genesis[this_cart->slot] = 0;
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}
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else
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{
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@ -1149,36 +1162,9 @@ ROM_START( mt_soni2 ) /* Sonic The Hedgehog 2 */
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MEGATECH_GAME62("game0")
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ROM_END
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/* Compilations of games to show the multi-cart support */
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ROM_START( mt_comp1 )
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MEGATECH_BIOS
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MEGATECH_GAME01("game0")
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MEGATECH_GAME13("game1")
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MEGATECH_GAME21("game2")
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MEGATECH_GAME06("game3")
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MEGATECH_GAME08("game4")
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MEGATECH_GAME28("game5")
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MEGATECH_GAME49("game6")
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MEGATECH_GAME60("game7")
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ROM_END
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ROM_START( mt_comp2 )
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MEGATECH_BIOS
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MEGATECH_GAME10("game0")
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MEGATECH_GAME39("game1")
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MEGATECH_GAME24("game2")
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MEGATECH_GAME52("game3")
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MEGATECH_GAME29("game4")
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MEGATECH_GAME36("game5")
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MEGATECH_GAME40("game6")
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MEGATECH_GAME57("game7")
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ROM_END
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/* nn */ /* nn is part of the instruction rom name, should there be a game for each number? */
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/* -- */ CONS( 1989, megatech, 0, 0, megatech_slot, megatech, mtnew, "Sega", "Mega-Tech", GAME_IS_BIOS_ROOT )
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/* -- */ CONS( 1989, megatech, 0, 0, megatech_slot, megatech, mt_slot, "Sega", "Mega-Tech", GAME_IS_BIOS_ROOT )
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/* 01 */ GAME( 1988, mt_beast, megatech, megatech, megatech, mtnew, ROT0, "Sega", "Altered Beast (Mega-Tech)", GAME_NOT_WORKING )
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/* 02 */ GAME( 1988, mt_shar2, megatech, megatech, megatech, mtnew, ROT0, "Sega", "Space Harrier II (Mega-Tech)", GAME_NOT_WORKING )
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/* 03 */ GAME( 1988, mt_stbld, megatech, megatech, megatech, mtnew, ROT0, "Sega", "Super Thunder Blade (Mega-Tech)", GAME_NOT_WORKING )
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@ -1244,7 +1230,3 @@ ROM_END
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/* 62 */ GAME( 1992, mt_soni2, megatech, megatech, megatech, mtnew, ROT0, "Sega", "Sonic The Hedgehog 2 (Mega-Tech)", GAME_NOT_WORKING )
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/* more? */
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/* Compilations to test multi-game support */
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/* xx */ GAME( 1992, mt_comp1, megatech, megatech, megatech, mtnew, ROT0, "Sega", "Mega-Tech with various carts (set 1) (Mega-Tech)", GAME_NOT_WORKING )
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/* xx */ GAME( 1992, mt_comp2, megatech, megatech, megatech, mtnew, ROT0, "Sega", "Mega-Tech with various carts (set 2) (Mega-Tech)", GAME_NOT_WORKING )
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