diff options
Diffstat (limited to 'src/mame/drivers/fastfred.cpp')
-rw-r--r-- | src/mame/drivers/fastfred.cpp | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/mame/drivers/fastfred.cpp b/src/mame/drivers/fastfred.cpp index f9b9fe72ab4..474c7d73be4 100644 --- a/src/mame/drivers/fastfred.cpp +++ b/src/mame/drivers/fastfred.cpp @@ -180,6 +180,8 @@ READ8_MEMBER(fastfred_state::imago_sprites_offset_r) WRITE_LINE_MEMBER(fastfred_state::nmi_mask_w) { m_nmi_mask = state; + if (!m_nmi_mask) + m_maincpu->set_input_line(INPUT_LINE_NMI, CLEAR_LINE); } WRITE8_MEMBER(fastfred_state::sound_nmi_mask_w) @@ -618,10 +620,10 @@ static GFXDECODE_START( imago ) GFXDECODE_ENTRY( "gfx4", 0, imago_char_1bpp, 0x140, 1 ) GFXDECODE_END -INTERRUPT_GEN_MEMBER(fastfred_state::vblank_irq) +WRITE_LINE_MEMBER(fastfred_state::vblank_irq) { - if(m_nmi_mask) - device.execute().set_input_line(INPUT_LINE_NMI, PULSE_LINE); + if (state && m_nmi_mask) + m_maincpu->set_input_line(INPUT_LINE_NMI, ASSERT_LINE); } INTERRUPT_GEN_MEMBER(fastfred_state::sound_timer_irq) @@ -635,7 +637,6 @@ MACHINE_CONFIG_START(fastfred_state::fastfred) /* basic machine hardware */ MCFG_CPU_ADD("maincpu", Z80, XTAL(12'432'000)/4) /* 3.108 MHz; xtal from pcb pics, divider not verified */ MCFG_CPU_PROGRAM_MAP(fastfred_map) - MCFG_CPU_VBLANK_INT_DRIVER("screen", fastfred_state, vblank_irq) MCFG_CPU_ADD("audiocpu", Z80, XTAL(12'432'000)/8) /* 1.554 MHz; xtal from pcb pics, divider not verified */ MCFG_CPU_PROGRAM_MAP(sound_map) @@ -660,6 +661,7 @@ MACHINE_CONFIG_START(fastfred_state::fastfred) MCFG_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 2*8, 30*8-1) MCFG_SCREEN_UPDATE_DRIVER(fastfred_state, screen_update_fastfred) MCFG_SCREEN_PALETTE("palette") + MCFG_SCREEN_VBLANK_CALLBACK(WRITELINE(fastfred_state, vblank_irq)) MCFG_GFXDECODE_ADD("gfxdecode", "palette", fastfred) |