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yunsung8.cpp: Soundlatch modernization (nw)

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This commit is contained in:
AJR 2018-02-17 01:39:49 -05:00
parent 01ec7cfefd
commit ac4481dc35
2 changed files with 4 additions and 20 deletions
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17
src/mame/drivers/yunsung8.cpp
View File

@ -56,18 +56,6 @@ WRITE8_MEMBER(yunsung8_state::bankswitch_w)
logerror("CPU #0 - PC %04X: Bank %02X\n", m_maincpu->pc(), data);
}
READ8_MEMBER(yunsung8_state::sound_command_r)
{
m_audiocpu->set_input_line(0, CLEAR_LINE);
return m_soundlatch->read(space, 0);
}
WRITE8_MEMBER(yunsung8_state::sound_command_w)
{
m_soundlatch->write(space, 0, data);
m_audiocpu->set_input_line(0, ASSERT_LINE);
}
WRITE8_MEMBER(yunsung8_state::main_irq_ack_w)
{
m_maincpu->set_input_line(0, CLEAR_LINE);
@ -95,7 +83,7 @@ ADDRESS_MAP_START(yunsung8_state::port_map)
ADDRESS_MAP_GLOBAL_MASK(0xff)
AM_RANGE(0x00, 0x00) AM_READ_PORT("SYSTEM") AM_WRITE(videobank_w) // video RAM bank
AM_RANGE(0x01, 0x01) AM_READ_PORT("P1") AM_WRITE(bankswitch_w) // ROM Bank + Layers Enable
AM_RANGE(0x02, 0x02) AM_READ_PORT("P2") AM_WRITE(sound_command_w) // To Sound CPU
AM_RANGE(0x02, 0x02) AM_READ_PORT("P2") AM_DEVWRITE("soundlatch", generic_latch_8_device, write) // To Sound CPU
AM_RANGE(0x03, 0x03) AM_READ_PORT("DSW1")
AM_RANGE(0x04, 0x04) AM_READ_PORT("DSW2")
AM_RANGE(0x06, 0x06) AM_WRITE(flipscreen_w) // Flip Screen
@ -131,7 +119,7 @@ ADDRESS_MAP_START(yunsung8_state::sound_map)
AM_RANGE(0xe400, 0xe400) AM_DEVWRITE("adpcm_select", ls157_device, ba_w)
AM_RANGE(0xec00, 0xec01) AM_DEVWRITE("ymsnd", ym3812_device, write)
AM_RANGE(0xf000, 0xf7ff) AM_RAM
AM_RANGE(0xf800, 0xf800) AM_READ(sound_command_r) // From Main CPU
AM_RANGE(0xf800, 0xf800) AM_DEVREAD("soundlatch", generic_latch_8_device, read) // From Main CPU
ADDRESS_MAP_END
@ -375,6 +363,7 @@ MACHINE_CONFIG_START(yunsung8_state::yunsung8)
MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker")
MCFG_GENERIC_LATCH_8_ADD("soundlatch")
MCFG_GENERIC_LATCH_DATA_PENDING_CB(INPUTLINE("audiocpu", 0))
MCFG_SOUND_ADD("ymsnd", YM3812, XTAL(16'000'000)/4)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "lspeaker", 1.0)

7
src/mame/includes/yunsung8.h
View File

@ -6,7 +6,6 @@
*************************************************************************/
#include "machine/gen_latch.h"
#include "machine/74157.h"
#include "sound/msm5205.h"
@ -20,8 +19,7 @@ public:
m_msm(*this, "msm"),
m_adpcm_select(*this, "adpcm_select"),
m_gfxdecode(*this, "gfxdecode"),
m_palette(*this, "palette"),
m_soundlatch(*this, "soundlatch")
m_palette(*this, "palette")
{
}
@ -43,14 +41,11 @@ public:
required_device<ls157_device> m_adpcm_select;
required_device<gfxdecode_device> m_gfxdecode;
required_device<palette_device> m_palette;
required_device<generic_latch_8_device> m_soundlatch;
/* memory */
uint8_t m_videoram[0x4000];
DECLARE_WRITE8_MEMBER(bankswitch_w);
DECLARE_READ8_MEMBER(sound_command_r);
DECLARE_WRITE8_MEMBER(sound_command_w);
DECLARE_WRITE8_MEMBER(main_irq_ack_w);
DECLARE_WRITE8_MEMBER(videobank_w);
DECLARE_READ8_MEMBER(videoram_r);