jaleco/jaleco_vj_qtaro.cpp: Added preliminary King Qtaro PCI video de…

…coder card device.

Video decoding is not implemented yet.

src/mame/jaleco/jaleco_vj_pc.cpp

@@ -48,6 +48,7 @@ jaleco_vj_pc_device::jaleco_vj_pc_device(const machine_config &mconfig, const ch
 	device_t(mconfig, JALECO_VJ_PC, tag, owner, clock),
 	device_mixer_interface(mconfig, *this, 2),
 	m_maincpu(*this, "maincpu"),
+	m_king_qtaro(*this, "pci:08.0"),
 	m_sound(*this, "isa1:vj_sound"),
 	m_is_steppingstage(false)
 {
@@ -125,6 +126,9 @@ void jaleco_vj_pc_device::device_add_mconfig(machine_config &config)
 
 	// TODO: pci:07.3 0x30401106 VIA VT83C572, VT86C586/A/B Power Management Controller
 
+	JALECO_VJ_KING_QTARO(config, m_king_qtaro, 0);
+	m_king_qtaro->set_bus_master_space(m_maincpu, AS_PROGRAM); // FIXME: remove this workaround when PCI framework grows bus mastering support
+
 	// TODO: Should actually be pci:0a.0 but it only shows a black screen
 	PCI_SLOT(config, "pci:2", pci_cards, 16, 1, 2, 3, 0, "virgedx").set_fixed(true);
 

src/mame/jaleco/jaleco_vj_pc.h

@@ -5,6 +5,7 @@
 
 #pragma once
 
+#include "jaleco_vj_qtaro.h"
 #include "jaleco_vj_sound.h"
 
 #include "cpu/i386/i386.h"
@@ -23,6 +24,9 @@ class jaleco_vj_pc_device :
 	void comm_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0) { m_sound->comm_w(offset, data, mem_mask); }
 	void ymz_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0) { m_sound->ymz_w(offset, data, mem_mask); }
 
+	template <int DeviceId> void video_mix_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0) { m_king_qtaro->video_mix_w<DeviceId>(offset, data); }
+	void video_control_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0) { m_king_qtaro->video_control_w(offset, data); }
+
 protected:
 	virtual const tiny_rom_entry *device_rom_region() const override ATTR_COLD;
 	virtual void device_add_mconfig(machine_config &config) override ATTR_COLD;
@@ -35,6 +39,7 @@ class jaleco_vj_pc_device :
 	void boot_state_w(uint8_t data);
 
 	required_device<pentium_device> m_maincpu;
+	required_device<jaleco_vj_king_qtaro_device> m_king_qtaro;
 	required_device<jaleco_vj_isa16_sound_device> m_sound;
 	bool m_is_steppingstage;
 };