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Diffstat (limited to 'src/mame/drivers/asuka.cpp')
-rw-r--r--src/mame/drivers/asuka.cpp15
1 files changed, 12 insertions, 3 deletions
diff --git a/src/mame/drivers/asuka.cpp b/src/mame/drivers/asuka.cpp
index 699427314b9..ba18d2fc242 100644
--- a/src/mame/drivers/asuka.cpp
+++ b/src/mame/drivers/asuka.cpp
@@ -1699,10 +1699,11 @@ ROM_END
// Known to exist (not dumped) a Japanese version with ROMs 3 & 4 also stamped "A" same as above or different version??
// Also known to exist (not dumped) a US version of Earth Joker, title screen shows "DISTRIBUTED BY ROMSTAR, INC." ROMs were numbered
// from 0 through 4 and the fix ROM at IC30 is labeled 1 even though IC5 is also labled as 1 similar to the below set:
+// (ROMSTAR license is set by a dipswitch, is set mentioned above really undumped?)
ROM_START( earthjkrp ) // was production PCB complete with mask ROM, could just be an early revision, not proto
ROM_REGION( 0x100000, "maincpu", 0 ) /* 1024k for 68000 code */
- ROM_LOAD16_BYTE( "3.ic23", 0x00001, 0x20000, CRC(26c33225) SHA1(b039c47d0776c90813ab52c867e95989cab2c567) )
+ ROM_LOAD16_BYTE( "3.ic23", 0x00001, 0x20000, BAD_DUMP CRC(26c33225) SHA1(b039c47d0776c90813ab52c867e95989cab2c567) )
ROM_LOAD16_BYTE( "4.ic8", 0x00000, 0x20000, CRC(e9b1ef0c) SHA1(5e104146d37922a8c7e93696c2c156223653025b) )
/* 0x40000 - 0x7ffff is intentionally empty */
ROM_LOAD16_WORD( "5.ic30", 0x80000, 0x80000, CRC(bf760b2d) SHA1(4aff36623e5a31ab86c77461fa93e40e77f08edd) ) /* Fix ROM */
@@ -1748,6 +1749,14 @@ void asuka_state::init_cadash()
m_cadash_int5_timer = timer_alloc(TIMER_CADASH_INTERRUPT5);
}
+void asuka_state::init_earthjkr()
+{
+ uint16_t *rom = (uint16_t *)memregion("maincpu")->base();
+ // 357c -> 317c, I think this is bitrot, see ROM loading for which ROM needs redumping, causes rowscroll to be broken on final stage (writes to ROM area instead)
+ // code is correct in the 'prototype?' set
+ rom[0x7aaa/2] = 0x317c;
+}
+
GAME( 1988, bonzeadv, 0, bonzeadv, bonzeadv, asuka_state, empty_init, ROT0, "Taito Corporation Japan", "Bonze Adventure (World, Newer)", MACHINE_SUPPORTS_SAVE )
GAME( 1988, bonzeadvo, bonzeadv, bonzeadv, bonzeadv, asuka_state, empty_init, ROT0, "Taito Corporation Japan", "Bonze Adventure (World, Older)", MACHINE_SUPPORTS_SAVE )
GAME( 1988, bonzeadvu, bonzeadv, bonzeadv, jigkmgri, asuka_state, empty_init, ROT0, "Taito America Corporation", "Bonze Adventure (US)", MACHINE_SUPPORTS_SAVE )
@@ -1772,7 +1781,7 @@ GAME( 1989, cadashs, cadash, cadash, cadash, asuka_state, init_cadash, R
GAME( 1992, galmedes, 0, asuka, galmedes, asuka_state, empty_init, ROT270, "Visco", "Galmedes (Japan)", MACHINE_SUPPORTS_SAVE )
-GAME( 1993, earthjkr, 0, asuka, earthjkr, asuka_state, empty_init, ROT270, "Visco", "U.N. Defense Force: Earth Joker (Japan)", MACHINE_SUPPORTS_SAVE )
-GAME( 1993, earthjkrp, earthjkr, asuka, earthjkr, asuka_state, empty_init, ROT270, "Visco", "U.N. Defense Force: Earth Joker (Japan, prototype?)", MACHINE_SUPPORTS_SAVE )
+GAME( 1993, earthjkr, 0, asuka, earthjkr, asuka_state, init_earthjkr, ROT270, "Visco", "U.N. Defense Force: Earth Joker (Japan)", MACHINE_SUPPORTS_SAVE )
+GAME( 1993, earthjkrp, earthjkr, asuka, earthjkr, asuka_state, empty_init, ROT270, "Visco", "U.N. Defense Force: Earth Joker (Japan, prototype?)", MACHINE_SUPPORTS_SAVE )
GAME( 1994, eto, 0, eto, eto, asuka_state, empty_init, ROT0, "Visco", "Kokontouzai Eto Monogatari (Japan)", MACHINE_SUPPORTS_SAVE )