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battlera: Hopefully fix audio regression, nw

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This commit is contained in:
mooglyguy 2019-01-03 23:13:42 +01:00
parent 0627c0a94c
commit 6327ec1330
2 changed files with 5 additions and 2 deletions
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6
src/mame/drivers/battlera.cpp
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@ -108,6 +108,7 @@ void battlera_state::machine_reset()
{
m_control_port_select = 0;
m_msm5205next = 0;
m_toggle = 0;
}
/******************************************************************************/
@ -156,7 +157,8 @@ WRITE_LINE_MEMBER(battlera_state::adpcm_int)
m_msm->write_data(m_msm5205next >> 4);
m_msm5205next <<= 4;
if (state)
m_toggle = 1 - m_toggle;
if (m_toggle)
m_audiocpu->set_input_line(1, HOLD_LINE);
}
@ -295,7 +297,7 @@ void battlera_state::battlera(machine_config &config)
YM2203(config, "ymsnd", 12000000 / 8).add_route(ALL_OUTPUTS, "mono", 0.40);
MSM5205(config, m_msm, 384000);
m_msm->vck_callback().set(FUNC(battlera_state::adpcm_int));
m_msm->vck_legacy_callback().set(FUNC(battlera_state::adpcm_int));
m_msm->set_prescaler_selector(msm5205_device::S48_4B); /* 8KHz */
m_msm->add_route(ALL_OUTPUTS, "mono", 0.85);
}

1
src/mame/includes/battlera.h
View File

@ -32,6 +32,7 @@ public:
int m_control_port_select;
int m_msm5205next;
int m_toggle;
DECLARE_WRITE8_MEMBER(control_data_w);
DECLARE_READ8_MEMBER(control_data_r);