diff options
Diffstat (limited to 'src/mame/drivers/punchout.cpp')
-rw-r--r-- | src/mame/drivers/punchout.cpp | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/src/mame/drivers/punchout.cpp b/src/mame/drivers/punchout.cpp index 26418803094..20da4fdba1a 100644 --- a/src/mame/drivers/punchout.cpp +++ b/src/mame/drivers/punchout.cpp @@ -138,6 +138,8 @@ DIP locations verified for: WRITE_LINE_MEMBER(punchout_state::nmi_mask_w) { m_nmi_mask = state; + if (!m_nmi_mask) + m_maincpu->set_input_line(INPUT_LINE_NMI, CLEAR_LINE); } void punchout_state::punchout_map(address_map &map) @@ -607,10 +609,10 @@ static GFXDECODE_START( armwrest ) GFXDECODE_END -INTERRUPT_GEN_MEMBER(punchout_state::vblank_irq) +WRITE_LINE_MEMBER(punchout_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); } @@ -626,11 +628,9 @@ MACHINE_CONFIG_START(punchout_state::punchout) MCFG_CPU_ADD("maincpu", Z80, XTAL(8'000'000)/2) MCFG_CPU_PROGRAM_MAP(punchout_map) MCFG_CPU_IO_MAP(punchout_io_map) - MCFG_CPU_VBLANK_INT_DRIVER("top", punchout_state, vblank_irq) MCFG_CPU_ADD("audiocpu", N2A03, NTSC_APU_CLOCK) MCFG_CPU_PROGRAM_MAP(punchout_sound_map) - MCFG_CPU_VBLANK_INT_DRIVER("top", punchout_state, nmi_line_pulse) MCFG_NVRAM_ADD_0FILL("nvram") @@ -656,6 +656,8 @@ MACHINE_CONFIG_START(punchout_state::punchout) MCFG_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 2*8, 30*8-1) MCFG_SCREEN_UPDATE_DRIVER(punchout_state, screen_update_punchout_top) MCFG_SCREEN_PALETTE("palette") + MCFG_SCREEN_VBLANK_CALLBACK(WRITELINE(punchout_state, vblank_irq)) + MCFG_DEVCB_CHAIN_OUTPUT(INPUTLINE("audiocpu", INPUT_LINE_NMI)) MCFG_SCREEN_ADD("bottom", RASTER) MCFG_SCREEN_REFRESH_RATE(60) |