diff options
Diffstat (limited to 'src/mame/drivers/pokechmp.cpp')
-rw-r--r-- | src/mame/drivers/pokechmp.cpp | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/src/mame/drivers/pokechmp.cpp b/src/mame/drivers/pokechmp.cpp index 29fc48bd6a9..31bcb6c2e5e 100644 --- a/src/mame/drivers/pokechmp.cpp +++ b/src/mame/drivers/pokechmp.cpp @@ -219,16 +219,21 @@ OKI M6295 (an AD65 on this board, note pin 7 is low): 1.5mhz */ +WRITE_LINE_MEMBER(pokechmp_state::sound_irq) +{ + // VBLANK is probably not the source of this interrupt + if (state) + m_audiocpu->set_input_line(0, HOLD_LINE); +} + MACHINE_CONFIG_START(pokechmp_state::pokechmp) /* basic machine hardware */ MCFG_CPU_ADD("maincpu", M6502, XTAL(4'000'000)/4) MCFG_CPU_PROGRAM_MAP(pokechmp_map) - MCFG_CPU_VBLANK_INT_DRIVER("screen", pokechmp_state, nmi_line_pulse) MCFG_CPU_ADD("audiocpu", M6502, XTAL(4'000'000)/4) MCFG_CPU_PROGRAM_MAP(pokechmp_sound_map) - MCFG_CPU_VBLANK_INT_DRIVER("screen", pokechmp_state, irq0_line_hold) /* video hardware */ MCFG_SCREEN_ADD("screen", RASTER) @@ -238,6 +243,8 @@ MACHINE_CONFIG_START(pokechmp_state::pokechmp) MCFG_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 2*8, 30*8-1) MCFG_SCREEN_UPDATE_DRIVER(pokechmp_state, screen_update_pokechmp) MCFG_SCREEN_PALETTE("palette") + MCFG_SCREEN_VBLANK_CALLBACK(INPUTLINE("maincpu", INPUT_LINE_NMI)) + MCFG_DEVCB_CHAIN_OUTPUT(WRITELINE(pokechmp_state, sound_irq)) MCFG_GFXDECODE_ADD("gfxdecode", "palette", pokechmp) MCFG_PALETTE_ADD("palette", 0x400) |