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Adding IRQs helps, most likely missing ROM bank by now, nw

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This commit is contained in:
angelosa 2016-05-17 20:29:45 +02:00
parent d87261125f
commit 8b7b803578
1 changed files with 14 additions and 2 deletions
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16
src/mame/drivers/metlfrzr.cpp
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@ -35,6 +35,7 @@ public:
DECLARE_DRIVER_INIT(metlfrzr);
DECLARE_WRITE8_MEMBER(output_w);
TIMER_DEVICE_CALLBACK_MEMBER(scanline);
};
@ -52,7 +53,7 @@ void metlfrzr_state::legacy_fg_draw(bitmap_ind16 &bitmap,const rectangle &clipre
int y = (count % 32);
int x = count / 32;
UINT16 tile = m_vram[count*2+0];
UINT16 tile = m_vram[count*2+0] + ((m_vram[count*2+1] & 0xf0) << 4);
UINT8 color = 0;//(m_fgattr[count] & 0x3f) + (m_pal_bank<<6);
gfx_0->transpen(bitmap,cliprect,tile,color,0,0,x*8,y*8,0xf);
@ -240,13 +241,24 @@ static GFXDECODE_START(metlfrzr)
GFXDECODE_ENTRY("gfx4", 0, tiles16x16_layout, 0, 16)
GFXDECODE_END
TIMER_DEVICE_CALLBACK_MEMBER(metlfrzr_state::scanline)
{
int scanline = param;
if(scanline == 240) // vblank-out irq
m_maincpu->set_input_line_and_vector(0, HOLD_LINE,0x10); /* RST 10h */
if(scanline == 0) // vblank-in irq
m_maincpu->set_input_line_and_vector(0, HOLD_LINE,0x08); /* RST 08h */
}
static MACHINE_CONFIG_START(metlfrzr, metlfrzr_state)
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", Z80, XTAL_12MHz / 2)
MCFG_CPU_PROGRAM_MAP(metlfrzr_map)
MCFG_CPU_DECRYPTED_OPCODES_MAP(decrypted_opcodes_map)
// MCFG_CPU_VBLANK_INT_DRIVER("screen", metlfrzr_state, irq0_line_hold)
MCFG_TIMER_DRIVER_ADD_SCANLINE("scantimer", metlfrzr_state, scanline, "screen", 0, 1)
MCFG_DEVICE_ADD("t5182", T5182, 0)