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Diffstat (limited to 'src/mame/drivers/pokechmp.cpp')
-rw-r--r--src/mame/drivers/pokechmp.cpp11
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)