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ymf278b: Eliminate clock macro (nw)

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This commit is contained in:
AJR 2019-06-11 09:14:57 -04:00
parent 9ccb40c9b5
commit fe45060a33
6 changed files with 5 additions and 9 deletions
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2
src/devices/bus/msx_cart/moonsound.cpp
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@ -42,7 +42,7 @@ void msx_cart_moonsound_device::device_add_mconfig(machine_config &config)
SPEAKER(config, "lspeaker").front_left();
SPEAKER(config, "rspeaker").front_right();
YMF278B(config, m_ymf278b, YMF278B_STD_CLOCK);
YMF278B(config, m_ymf278b, 33.8688_MHz_XTAL);
m_ymf278b->set_addrmap(0, &msx_cart_moonsound_device::ymf278b_map);
m_ymf278b->irq_handler().set(FUNC(msx_cart_moonsound_device::irq_w));
m_ymf278b->add_route(0, "lspeaker", 0.50);

4
src/devices/sound/ymf278b.cpp
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@ -511,9 +511,7 @@ void ymf278b_device::C_w(uint8_t reg, uint8_t data)
// status register LD bit is on for approx 300us
m_status_ld = 1;
period = attotime::from_usec(300);
if (m_clock != YMF278B_STD_CLOCK)
period = (period * m_clock) / YMF278B_STD_CLOCK;
period = clocks_to_attotime(10);
m_timer_ld->adjust(period);
// retrigger if key is on

2
src/devices/sound/ymf278b.h
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@ -6,8 +6,6 @@
#pragma once
#define YMF278B_STD_CLOCK (33868800) /* standard clock for OPL4 */
class ymf278b_device : public device_t, public device_sound_interface, public device_rom_interface
{
public:

2
src/mame/drivers/fuukifg3.cpp
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@ -553,7 +553,7 @@ void fuuki32_state::fuuki32(machine_config &config)
SPEAKER(config, "lspeaker").front_left();
SPEAKER(config, "rspeaker").front_right();
ymf278b_device &ymf(YMF278B(config, "ymf", YMF278B_STD_CLOCK)); // 33.8688MHz
ymf278b_device &ymf(YMF278B(config, "ymf", 33.8688_MHz_XTAL));
ymf.irq_handler().set_inputline("soundcpu", 0);
ymf.add_route(0, "lspeaker", 0.50);
ymf.add_route(1, "rspeaker", 0.50);

2
src/mame/drivers/metro.cpp
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@ -3101,7 +3101,7 @@ void metro_state::msgogo(machine_config &config)
/* sound hardware */
SPEAKER(config, "mono").front_center();
ymf278b_device &ymf(YMF278B(config, "ymf", YMF278B_STD_CLOCK));
ymf278b_device &ymf(YMF278B(config, "ymf", 33.8688_MHz_XTAL));
ymf.set_addrmap(0, &metro_state::ymf278_map);
ymf.irq_handler().set_inputline("maincpu", 2);
ymf.add_route(ALL_OUTPUTS, "mono", 1.0);

2
src/mame/drivers/psikyo.cpp
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@ -1179,7 +1179,7 @@ void psikyo_state::s1945(machine_config &config)
/* sound hardware */
SPEAKER(config, "mono").front_center();
ymf278b_device &ymf(YMF278B(config, "ymf", YMF278B_STD_CLOCK));
ymf278b_device &ymf(YMF278B(config, "ymf", 33.8688_MHz_XTAL));
ymf.irq_handler().set_inputline("audiocpu", 0);
ymf.add_route(ALL_OUTPUTS, "mono", 1.0);