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audio/exidy440.cpp: Use finder for audiocpu instead of absolute tag lookup (nw)

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This commit is contained in:
AJR 2018-05-24 11:34:27 -04:00
parent 4bf360c30c
commit e2a77b3595
2 changed files with 5 additions and 3 deletions
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7
src/mame/audio/exidy440.cpp
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@ -46,6 +46,7 @@ DEFINE_DEVICE_TYPE(EXIDY440, exidy440_sound_device, "exidy440_sound", "Exidy 440
exidy440_sound_device::exidy440_sound_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
: device_t(mconfig, EXIDY440, tag, owner, clock),
device_sound_interface(mconfig, *this),
m_audiocpu(*this, "^audiocpu"),
m_sound_command(0),
m_sound_command_ack(0),
m_mixer_buffer_left(nullptr),
@ -210,7 +211,7 @@ void exidy440_sound_device::mix_to_16(int length, stream_sample_t *dest_left, st
READ8_MEMBER( exidy440_sound_device::sound_command_r )
{
/* clear the FIRQ that got us here and acknowledge the read to the main CPU */
machine().device("audiocpu")->execute().set_input_line(1, CLEAR_LINE);
m_audiocpu->set_input_line(1, CLEAR_LINE);
m_sound_command_ack = 1;
return m_sound_command;
@ -221,7 +222,7 @@ void exidy440_sound_device::exidy440_sound_command(uint8_t param)
{
m_sound_command = param;
m_sound_command_ack = 0;
machine().device("audiocpu")->execute().set_input_line(INPUT_LINE_IRQ1, ASSERT_LINE);
m_audiocpu->set_input_line(INPUT_LINE_IRQ1, ASSERT_LINE);
}
@ -265,7 +266,7 @@ WRITE8_MEMBER( exidy440_sound_device::sound_volume_w )
WRITE8_MEMBER( exidy440_sound_device::sound_interrupt_clear_w )
{
machine().device("audiocpu")->execute().set_input_line(0, CLEAR_LINE);
m_audiocpu->set_input_line(0, CLEAR_LINE);
}

1
src/mame/audio/exidy440.h
View File

@ -62,6 +62,7 @@ private:
int16_t data[1];
};
required_device<cpu_device> m_audiocpu;
// internal state
uint8_t m_sound_command;