mac: Hook up ASC IRQs in system ASICs. (GitHub #10159) [R. Belmont]

src/mame/apple/sonora.cpp

@@ -78,6 +78,7 @@ void sonora_device::device_add_mconfig(machine_config &config)
 	ASC(config, m_asc, C15M, asc_device::asc_type::SONORA);
 	m_asc->add_route(0, "lspeaker", 1.0);
 	m_asc->add_route(1, "rspeaker", 1.0);
+	m_asc->irqf_callback().set(FUNC(sonora_device::asc_irq));
 
 	SWIM2(config, m_fdc, C15M);
 	m_fdc->devsel_cb().set(FUNC(sonora_device::devsel_w));
@@ -302,6 +303,20 @@ WRITE_LINE_MEMBER(sonora_device::vbl_w)
 	}
 }
 
+WRITE_LINE_MEMBER(sonora_device::asc_irq)
+{
+	if (state == ASSERT_LINE)
+	{
+		m_pseudovia_regs[3] |= 0x10; // any VIA 2 interrupt | sound interrupt
+		pseudovia_recalc_irqs();
+	}
+	else
+	{
+		m_pseudovia_regs[3] &= ~0x10;
+		pseudovia_recalc_irqs();
+	}
+}
+
 void sonora_device::pseudovia_recalc_irqs()
 {
 	// check slot interrupts and bubble them down to IFR

src/mame/apple/sonora.h

@@ -89,6 +89,7 @@ private:
 	DECLARE_WRITE_LINE_MEMBER(via_out_cb2);
 	DECLARE_WRITE_LINE_MEMBER(via1_irq);
 	DECLARE_WRITE_LINE_MEMBER(via2_irq);
+	DECLARE_WRITE_LINE_MEMBER(asc_irq);
 	TIMER_CALLBACK_MEMBER(mac_6015_tick);
 
 	void phases_w(uint8_t phases);

src/mame/apple/v8.cpp

@@ -115,6 +115,7 @@ void v8_device::device_add_mconfig(machine_config &config)
 	ASC(config, m_asc, C15M, asc_device::asc_type::V8);
 	m_asc->add_route(0, "lspeaker", 1.0);
 	m_asc->add_route(1, "rspeaker", 1.0);
+	m_asc->irqf_callback().set(FUNC(v8_device::asc_irq));
 }
 
 //-------------------------------------------------
@@ -329,6 +330,20 @@ WRITE_LINE_MEMBER(v8_device::vbl_w)
 	}
 }
 
+WRITE_LINE_MEMBER(v8_device::asc_irq)
+{
+	if (state == ASSERT_LINE)
+	{
+		m_pseudovia_regs[3] |= 0x10; // any VIA 2 interrupt | sound interrupt
+		pseudovia_recalc_irqs();
+	}
+	else
+	{
+		m_pseudovia_regs[3] &= ~0x10;
+		pseudovia_recalc_irqs();
+	}
+}
+
 void v8_device::pseudovia_recalc_irqs()
 {
 	// check slot interrupts and bubble them down to IFR
@@ -859,6 +874,7 @@ void eagle_device::device_add_mconfig(machine_config &config)
 	ASC(config.replace(), m_asc, C15M, asc_device::asc_type::EAGLE);
 	m_asc->add_route(0, "lspeaker", 1.0);
 	m_asc->add_route(1, "rspeaker", 1.0);
+	m_asc->irqf_callback().set(FUNC(eagle_device::asc_irq));
 }
 
 eagle_device::eagle_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock)
@@ -938,6 +954,7 @@ void spice_device::device_add_mconfig(machine_config &config)
 	ASC(config.replace(), m_asc, C15M, asc_device::asc_type::SONORA);
 	m_asc->add_route(0, "lspeaker", 1.0);
 	m_asc->add_route(1, "rspeaker", 1.0);
+	m_asc->irqf_callback().set(FUNC(spice_device::asc_irq));
 
 	SWIM2(config, m_fdc, C15M);
 	m_fdc->devsel_cb().set(FUNC(spice_device::devsel_w));

src/mame/apple/v8.h

@@ -63,6 +63,8 @@ protected:
 
 	virtual u8 pseudovia_r(offs_t offset);
 
+	DECLARE_WRITE_LINE_MEMBER(asc_irq);
+
 private:
 	devcb_write_line write_pb4, write_pb5, write_cb2, write_hdsel, write_hmmu_enable;
 	devcb_read_line read_pb3;

src/mame/apple/vasp.cpp

@@ -90,6 +90,7 @@ void vasp_device::device_add_mconfig(machine_config &config)
 	ASC(config, m_asc, C15M, asc_device::asc_type::VASP);
 	m_asc->add_route(0, "lspeaker", 1.0);
 	m_asc->add_route(1, "rspeaker", 1.0);
+	m_asc->irqf_callback().set(FUNC(vasp_device::asc_irq));
 }
 
 //-------------------------------------------------
@@ -346,6 +347,20 @@ WRITE_LINE_MEMBER(vasp_device::slot2_irq_w)
 	pseudovia_recalc_irqs();
 }
 
+WRITE_LINE_MEMBER(vasp_device::asc_irq)
+{
+	if (state == ASSERT_LINE)
+	{
+		m_pseudovia_regs[3] |= 0x10; // any VIA 2 interrupt | sound interrupt
+		pseudovia_recalc_irqs();
+	}
+	else
+	{
+		m_pseudovia_regs[3] &= ~0x10;
+		pseudovia_recalc_irqs();
+	}
+}
+
 void vasp_device::pseudovia_recalc_irqs()
 {
 	// check slot interrupts and bubble them down to IFR

src/mame/apple/vasp.h

@@ -92,6 +92,7 @@ private:
 	DECLARE_WRITE_LINE_MEMBER(via_out_cb2);
 	DECLARE_WRITE_LINE_MEMBER(via1_irq);
 	DECLARE_WRITE_LINE_MEMBER(via2_irq);
+	DECLARE_WRITE_LINE_MEMBER(asc_irq);
 	TIMER_CALLBACK_MEMBER(mac_6015_tick);
 
 	u32 vram_r(offs_t offset);