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author AJR <ajrhacker@users.noreply.github.com>2017-08-21 12:44:54 -0400
committer AJR <ajrhacker@users.noreply.github.com>2017-08-21 12:44:54 -0400
commit6d781aad7f22775db7c25731945e02baa440612a (patch)
treee9aa42db468ee34d8428bde07e6da6965630e61a
parent5aeda619a25c3c09406fe69c7dc9c84256bba172 (diff)
amspdwy: Soundlatch modernization (nw)
-rw-r--r--src/mame/drivers/amspdwy.cpp9
-rw-r--r--src/mame/includes/amspdwy.h1
2 files changed, 2 insertions, 8 deletions
diff --git a/src/mame/drivers/amspdwy.cpp b/src/mame/drivers/amspdwy.cpp
index c7fafc48090..a978d8e7bb3 100644
--- a/src/mame/drivers/amspdwy.cpp
+++ b/src/mame/drivers/amspdwy.cpp
@@ -71,12 +71,6 @@ READ8_MEMBER(amspdwy_state::amspdwy_sound_r)
return (m_ym2151->status_r(space, 0) & ~0x30) | ioport("IN0")->read();
}
-WRITE8_MEMBER(amspdwy_state::amspdwy_sound_w)
-{
- m_soundlatch->write(space, 0, data);
- m_audiocpu->set_input_line(INPUT_LINE_NMI, PULSE_LINE);
-}
-
static ADDRESS_MAP_START( amspdwy_map, AS_PROGRAM, 8, amspdwy_state )
AM_RANGE(0x0000, 0x7fff) AM_ROM
AM_RANGE(0x8000, 0x801f) AM_DEVWRITE("palette", palette_device, write) AM_SHARE("palette")
@@ -89,7 +83,7 @@ static ADDRESS_MAP_START( amspdwy_map, AS_PROGRAM, 8, amspdwy_state )
AM_RANGE(0xa800, 0xa800) AM_READ(amspdwy_wheel_0_r)
AM_RANGE(0xac00, 0xac00) AM_READ(amspdwy_wheel_1_r)
AM_RANGE(0xb000, 0xb000) AM_WRITENOP // irq ack?
- AM_RANGE(0xb400, 0xb400) AM_READWRITE(amspdwy_sound_r, amspdwy_sound_w)
+ AM_RANGE(0xb400, 0xb400) AM_READ(amspdwy_sound_r) AM_DEVWRITE("soundlatch", generic_latch_8_device, write)
AM_RANGE(0xc000, 0xc0ff) AM_RAM AM_SHARE("spriteram")
AM_RANGE(0xe000, 0xe7ff) AM_RAM
ADDRESS_MAP_END
@@ -280,6 +274,7 @@ static MACHINE_CONFIG_START( amspdwy )
MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker")
MCFG_GENERIC_LATCH_8_ADD("soundlatch")
+ MCFG_GENERIC_LATCH_DATA_PENDING_CB(INPUTLINE("audiocpu", INPUT_LINE_NMI))
MCFG_YM2151_ADD("ymsnd", 3000000)
MCFG_YM2151_IRQ_HANDLER(INPUTLINE("audiocpu", 0))
diff --git a/src/mame/includes/amspdwy.h b/src/mame/includes/amspdwy.h
index 306fa2cebe1..ec6b3b265f4 100644
--- a/src/mame/includes/amspdwy.h
+++ b/src/mame/includes/amspdwy.h
@@ -51,7 +51,6 @@ public:
DECLARE_READ8_MEMBER(amspdwy_wheel_0_r);
DECLARE_READ8_MEMBER(amspdwy_wheel_1_r);
- DECLARE_WRITE8_MEMBER(amspdwy_sound_w);
DECLARE_WRITE8_MEMBER(amspdwy_flipscreen_w);
DECLARE_WRITE8_MEMBER(amspdwy_videoram_w);
DECLARE_WRITE8_MEMBER(amspdwy_colorram_w);