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Diffstat (limited to 'src/mame/drivers/punchout.cpp')
-rw-r--r--src/mame/drivers/punchout.cpp12
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)