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Diffstat (limited to 'src/devices/bus/ss50/mpt.cpp')
-rw-r--r--src/devices/bus/ss50/mpt.cpp26
1 files changed, 10 insertions, 16 deletions
diff --git a/src/devices/bus/ss50/mpt.cpp b/src/devices/bus/ss50/mpt.cpp
index 95735b3ae1d..b6763c88961 100644
--- a/src/devices/bus/ss50/mpt.cpp
+++ b/src/devices/bus/ss50/mpt.cpp
@@ -35,12 +35,11 @@ protected:
virtual void register_write(offs_t offset, u8 data) override;
private:
- DECLARE_WRITE8_MEMBER(pia_b_w);
- DECLARE_READ8_MEMBER(pia_cb1_r);
- DECLARE_WRITE_LINE_MEMBER(pia_irq_b);
+ void pia_b_w(uint8_t data);
+ void pia_irq_b(int state);
TIMER_CALLBACK_MEMBER(mpt_timer_callback);
- DECLARE_WRITE_LINE_MEMBER(pia_irqa_w);
- DECLARE_WRITE_LINE_MEMBER(pia_irqb_w);
+ void pia_irqa_w(int state);
+ void pia_irqb_w(int state);
required_device<pia6821_device> m_pia;
required_ioport m_irqa_jumper;
@@ -81,16 +80,16 @@ ioport_constructor ss50_mpt_device::device_input_ports() const
void ss50_mpt_device::device_add_mconfig(machine_config &config)
{
- PIA6821(config, m_pia, 0);
+ PIA6821(config, m_pia);
m_pia->writepb_handler().set(FUNC(ss50_mpt_device::pia_b_w));
- m_pia->readcb1_handler().set(FUNC(ss50_mpt_device::pia_cb1_r));
+ m_pia->cb1_w(0);
m_pia->irqa_handler().set(FUNC(ss50_mpt_device::pia_irqa_w));
m_pia->irqb_handler().set(FUNC(ss50_mpt_device::pia_irqb_w));
}
void ss50_mpt_device::device_start()
{
- m_mpt_timer = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(ss50_mpt_device::mpt_timer_callback),this));
+ m_mpt_timer = timer_alloc(FUNC(ss50_mpt_device::mpt_timer_callback), this);
m_mpt_timer_state = 0;
save_item(NAME(m_mpt_timer_state));
@@ -115,7 +114,7 @@ void ss50_mpt_device::register_write(offs_t offset, u8 data)
}
-WRITE8_MEMBER(ss50_mpt_device::pia_b_w)
+void ss50_mpt_device::pia_b_w(uint8_t data)
{
if (data & 0x80)
{
@@ -171,11 +170,6 @@ WRITE8_MEMBER(ss50_mpt_device::pia_b_w)
m_mpt_timer->enable(true);
}
-READ8_MEMBER(ss50_mpt_device::pia_cb1_r)
-{
- return m_mpt_timer_state;
-}
-
TIMER_CALLBACK_MEMBER(ss50_mpt_device::mpt_timer_callback)
{
m_mpt_timer_state = !m_mpt_timer_state;
@@ -184,13 +178,13 @@ TIMER_CALLBACK_MEMBER(ss50_mpt_device::mpt_timer_callback)
m_mpt_timer->enable(true);
}
-WRITE_LINE_MEMBER(ss50_mpt_device::pia_irqa_w)
+void ss50_mpt_device::pia_irqa_w(int state)
{
if (m_irqa_jumper->read())
write_irq(state);
}
-WRITE_LINE_MEMBER(ss50_mpt_device::pia_irqb_w)
+void ss50_mpt_device::pia_irqb_w(int state)
{
if (m_irqb_jumper->read())
write_irq(state);