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retofinv: Soundlatch modernization (nw)

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This commit is contained in:
AJR 2019-05-08 20:40:35 -04:00
parent d062256a06
commit 641db345a0
2 changed files with 5 additions and 13 deletions
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14
src/mame/drivers/retofinv.cpp
View File

@ -107,6 +107,7 @@ Notes:
#include "includes/retofinv.h"
#include "cpu/z80/z80.h"
#include "machine/gen_latch.h"
#include "machine/watchdog.h"
#include "sound/sn76496.h"
#include "screen.h"
@ -130,12 +131,6 @@ READ8_MEMBER(retofinv_state::cpu0_mf800_r)
return m_cpu2_m6000;
}
WRITE8_MEMBER(retofinv_state::soundcommand_w)
{
m_soundlatch->write(data);
m_audiocpu->set_input_line(0, HOLD_LINE);
}
WRITE_LINE_MEMBER(retofinv_state::irq0_ack_w)
{
m_main_irq_mask = state;
@ -193,7 +188,7 @@ void retofinv_state::bootleg_map(address_map &map)
map(0xc007, 0xc007).portr("DSW3");
map(0xc800, 0xc807).w("mainlatch", FUNC(ls259_device::write_d0));
map(0xd000, 0xd000).w("watchdog", FUNC(watchdog_timer_device::reset_w));
map(0xd800, 0xd800).w(FUNC(retofinv_state::soundcommand_w));
map(0xd800, 0xd800).w("soundlatch", FUNC(generic_latch_8_device::write));
map(0xf800, 0xf800).r(FUNC(retofinv_state::cpu0_mf800_r));
}
@ -218,7 +213,7 @@ void retofinv_state::sound_map(address_map &map)
{
map(0x0000, 0x1fff).rom();
map(0x2000, 0x27ff).ram(); /* 6116 sram at IC28 */
map(0x4000, 0x4000).r(m_soundlatch, FUNC(generic_latch_8_device::read));
map(0x4000, 0x4000).r("soundlatch", FUNC(generic_latch_8_device::read));
map(0x6000, 0x6000).w(FUNC(retofinv_state::cpu2_m6000_w));
map(0x8000, 0x8000).w("sn1", FUNC(sn76489a_device::write));
map(0xa000, 0xa000).w("sn2", FUNC(sn76489a_device::write));
@ -456,7 +451,8 @@ void retofinv_state::retofinv(machine_config &config)
/* sound hardware */
SPEAKER(config, "mono").front_center();
GENERIC_LATCH_8(config, m_soundlatch);
generic_latch_8_device &soundlatch(GENERIC_LATCH_8(config, "soundlatch"));
soundlatch.data_pending_callback().set_inputline(m_audiocpu, INPUT_LINE_IRQ0);
SN76489A(config, "sn1", XTAL(18'432'000)/6).add_route(ALL_OUTPUTS, "mono", 0.80); /* @IC5?; XTAL, chip type, and divider verified, 3.072 MHz */

4
src/mame/includes/retofinv.h
View File

@ -6,7 +6,6 @@
#pragma once
#include "machine/74259.h"
#include "machine/gen_latch.h"
#include "machine/taito68705interface.h"
#include "emupal.h"
@ -22,7 +21,6 @@ public:
, m_gfxdecode(*this, "gfxdecode")
, m_palette(*this, "palette")
, m_mainlatch(*this, "mainlatch")
, m_soundlatch(*this, "soundlatch")
, m_fg_videoram(*this, "fg_videoram")
, m_sharedram(*this, "sharedram")
, m_bg_videoram(*this, "bg_videoram")
@ -41,7 +39,6 @@ protected:
private:
DECLARE_WRITE8_MEMBER(cpu2_m6000_w);
DECLARE_READ8_MEMBER(cpu0_mf800_r);
DECLARE_WRITE8_MEMBER(soundcommand_w);
DECLARE_WRITE_LINE_MEMBER(irq0_ack_w);
DECLARE_WRITE_LINE_MEMBER(irq1_ack_w);
DECLARE_WRITE8_MEMBER(coincounter_w);
@ -77,7 +74,6 @@ private:
required_device<gfxdecode_device> m_gfxdecode;
required_device<palette_device> m_palette;
required_device<ls259_device> m_mainlatch;
required_device<generic_latch_8_device> m_soundlatch;
required_shared_ptr<uint8_t> m_fg_videoram;
required_shared_ptr<uint8_t> m_sharedram;