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Remove hack patch for tdragonb and emulated protection instead [IQ_132]

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This commit is contained in:
Miodrag Milanovic 2012-10-29 08:44:31 +00:00
parent 64ed1558bb
commit af522db86b
2 changed files with 8 additions and 7 deletions
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14
src/mame/drivers/nmk16.c
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@ -900,9 +900,15 @@ static ADDRESS_MAP_START( tdragon_map, AS_PROGRAM, 16, nmk16_state )
AM_RANGE(0x0d0000, 0x0d07ff) AM_RAM_WRITE(nmk_txvideoram_w) AM_SHARE("nmk_txvideoram")
ADDRESS_MAP_END
// No sprites without this. Is it actually protection?
READ16_MEMBER(nmk16_state::tdragonb_prot_r)
{
return 0x0003;
}
static ADDRESS_MAP_START( tdragonb_map, AS_PROGRAM, 16, nmk16_state )
AM_RANGE(0x000000, 0x03ffff) AM_ROM
AM_RANGE(0x044022, 0x044023) AM_READNOP /* No Idea */
AM_RANGE(0x044022, 0x044023) AM_READ(tdragonb_prot_r)
AM_RANGE(0x0b0000, 0x0bffff) AM_RAM AM_SHARE("mainram")
AM_RANGE(0x0c0000, 0x0c0001) AM_READ_PORT("IN0")
AM_RANGE(0x0c0002, 0x0c0003) AM_READ_PORT("IN1")
@ -4515,13 +4521,7 @@ DRIVER_INIT_MEMBER(nmk16_state,hachamf)
DRIVER_INIT_MEMBER(nmk16_state,tdragonb)
{
UINT16 *rom = (UINT16 *)machine().root_device().memregion("maincpu")->base();
decode_tdragonb(machine());
/* The Following Patch is taken from Raine, Otherwise the game has no Sprites in Attract Mode or After Level 1
which is rather odd considering its a bootleg.. */
rom[0x00308/2] = 0x4e71; /* Sprite Problem */
}
DRIVER_INIT_MEMBER(nmk16_state,tdragon)

1
src/mame/includes/nmk16.h
View file

@ -70,6 +70,7 @@ public:
DECLARE_WRITE8_MEMBER(okibank_w);
DECLARE_WRITE8_MEMBER(raphero_sound_rombank_w);
DECLARE_READ16_MEMBER(vandykeb_r);
DECLARE_READ16_HANDLER(tdragonb_prot_r);
DECLARE_READ16_MEMBER(afega_unknown_r);
DECLARE_WRITE16_MEMBER(afega_scroll0_w);
DECLARE_WRITE16_MEMBER(afega_scroll1_w);