bus/nes_ctrl: Added a SNES controller port adapter. (#9027)

scripts/src/bus.lua

@@ -3030,6 +3030,8 @@ if (BUSES["NES_CTRL"]~=null) then
 		MAME_DIR .. "src/devices/bus/nes_ctrl/partytap.h",
 		MAME_DIR .. "src/devices/bus/nes_ctrl/powerpad.cpp",
 		MAME_DIR .. "src/devices/bus/nes_ctrl/powerpad.h",
+		MAME_DIR .. "src/devices/bus/nes_ctrl/snesadapter.cpp",
+		MAME_DIR .. "src/devices/bus/nes_ctrl/snesadapter.h",
 		MAME_DIR .. "src/devices/bus/nes_ctrl/suborkey.cpp",
 		MAME_DIR .. "src/devices/bus/nes_ctrl/suborkey.h",
 		MAME_DIR .. "src/devices/bus/nes_ctrl/zapper.cpp",

src/devices/bus/nes_ctrl/ctrl.cpp

@@ -58,6 +58,7 @@
 #include "pachinko.h"
 #include "partytap.h"
 #include "powerpad.h"
+#include "snesadapter.h"
 #include "suborkey.h"
 #include "zapper.h"
 
@@ -182,6 +183,7 @@ void nes_control_port1_devices(device_slot_interface &device)
 	device.option_add("zapper", NES_ZAPPER);
 	device.option_add("4score_p1p3", NES_4SCORE_P1P3);
 	device.option_add("miracle_piano", NES_MIRACLE);
+	device.option_add("snes_adapter", NES_SNESADAPTER);
 }
 
 void nes_control_port2_devices(device_slot_interface &device)
@@ -191,6 +193,7 @@ void nes_control_port2_devices(device_slot_interface &device)
 	device.option_add("vaus", NES_ARKPADDLE);
 	device.option_add("powerpad", NES_POWERPAD);
 	device.option_add("4score_p2p4", NES_4SCORE_P2P4);
+	device.option_add("snes_adapter", NES_SNESADAPTER);
 }
 
 void fc_control_port1_devices(device_slot_interface &device)

src/devices/bus/nes_ctrl/joypad.cpp

@@ -70,7 +70,7 @@ static INPUT_PORTS_START( nes_fcpad_p2 )
 
 	PORT_START("MIC")
 	PORT_BIT( 0x03, IP_ACTIVE_HIGH, IPT_UNUSED )
-	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Microphone") PORT_CODE(KEYCODE_M)
+	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_NAME("%p Microphone")
 INPUT_PORTS_END
 
 static INPUT_PORTS_START( nes_ccpad_left )

src/devices/bus/nes_ctrl/snesadapter.cpp

@@ -0,0 +1,72 @@
+// license:BSD-3-Clause
+// copyright-holders:kmg
+/**********************************************************************
+
+    Nintendo Family Computer & Entertainment System SNES controller port adapter
+
+**********************************************************************/
+
+#include "emu.h"
+#include "snesadapter.h"
+// slot devices
+#include "bus/snes_ctrl/joypad.h"
+#include "bus/snes_ctrl/mouse.h"
+
+
+//**************************************************************************
+//  DEVICE DEFINITIONS
+//**************************************************************************
+
+DEFINE_DEVICE_TYPE(NES_SNESADAPTER, nes_snesadapter_device, "nes_snesadapter", "SNES Controller Port Adapter")
+
+
+static void snes_controllers(device_slot_interface &device)
+{
+	device.option_add("snes_joypad", SNES_JOYPAD);
+	device.option_add("snes_mouse", SNES_MOUSE);
+}
+
+
+//-------------------------------------------------
+//  device_add_mconfig - add device configuration
+//-------------------------------------------------
+
+void nes_snesadapter_device::device_add_mconfig(machine_config &config)
+{
+	SNES_CONTROL_PORT(config, m_snesctrl, snes_controllers, nullptr);
+}
+
+
+//**************************************************************************
+//  LIVE DEVICE
+//**************************************************************************
+
+//-------------------------------------------------
+//  nes_snesadapter_device - constructor
+//-------------------------------------------------
+
+nes_snesadapter_device::nes_snesadapter_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock)
+	: device_t(mconfig, NES_SNESADAPTER, tag, owner, clock)
+	, device_nes_control_port_interface(mconfig, *this)
+	, m_snesctrl(*this, "port")
+{
+}
+
+
+//-------------------------------------------------
+//  read
+//-------------------------------------------------
+
+u8 nes_snesadapter_device::read_bit0()
+{
+	return m_snesctrl->read_pin4();
+}
+
+//-------------------------------------------------
+//  write
+//-------------------------------------------------
+
+void nes_snesadapter_device::write(u8 data)
+{
+	m_snesctrl->write_strobe(data);
+}

src/devices/bus/nes_ctrl/snesadapter.h

@@ -0,0 +1,46 @@
+// license:BSD-3-Clause
+// copyright-holders:kmg
+/**********************************************************************
+
+    Nintendo Family Computer & Entertainment System SNES controller port adapter
+
+**********************************************************************/
+
+#ifndef MAME_BUS_NES_CTRL_SNESADAPTER_H
+#define MAME_BUS_NES_CTRL_SNESADAPTER_H
+
+#pragma once
+
+#include "ctrl.h"
+#include "bus/snes_ctrl/ctrl.h"
+
+
+//**************************************************************************
+//  TYPE DEFINITIONS
+//**************************************************************************
+
+// ======================> nes_snesadapter_device
+
+class nes_snesadapter_device : public device_t, public device_nes_control_port_interface
+{
+public:
+	// construction/destruction
+	nes_snesadapter_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock);
+
+protected:
+	// device-level overrides
+	virtual void device_start() override { }
+	virtual void device_add_mconfig(machine_config &config) override;
+
+	virtual u8 read_bit0() override;
+	virtual void write(u8 data) override;
+
+private:
+	required_device<snes_control_port_device> m_snesctrl;
+};
+
+
+// device type definition
+DECLARE_DEVICE_TYPE(NES_SNESADAPTER, nes_snesadapter_device)
+
+#endif // MAME_BUS_NES_CTRL_SNESADAPTER_H

src/devices/bus/snes_ctrl/joypad.cpp

@@ -18,18 +18,18 @@ DEFINE_DEVICE_TYPE(SNES_JOYPAD, snes_joypad_device, "snes_joypad", "Nintendo SNE
 
 static INPUT_PORTS_START( snes_joypad )
 	PORT_START("JOYPAD")
-	PORT_BIT( 0x0001, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("B")
+	PORT_BIT( 0x0001, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("%p B")
-	PORT_BIT( 0x0002, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("Y")
+	PORT_BIT( 0x0002, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("%p Y")
-	PORT_BIT( 0x0004, IP_ACTIVE_HIGH, IPT_SELECT ) PORT_NAME("Select")
+	PORT_BIT( 0x0004, IP_ACTIVE_HIGH, IPT_SELECT )
-	PORT_BIT( 0x0008, IP_ACTIVE_HIGH, IPT_START ) PORT_NAME("Start")
+	PORT_BIT( 0x0008, IP_ACTIVE_HIGH, IPT_START )
 	PORT_BIT( 0x0010, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP )
 	PORT_BIT( 0x0020, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN )
 	PORT_BIT( 0x0040, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT )
 	PORT_BIT( 0x0080, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT )
-	PORT_BIT( 0x0100, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_NAME("A")
+	PORT_BIT( 0x0100, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_NAME("%p A")
-	PORT_BIT( 0x0200, IP_ACTIVE_HIGH, IPT_BUTTON4 ) PORT_NAME("X")
+	PORT_BIT( 0x0200, IP_ACTIVE_HIGH, IPT_BUTTON4 ) PORT_NAME("%p X")
-	PORT_BIT( 0x0400, IP_ACTIVE_HIGH, IPT_BUTTON6 ) PORT_NAME("L")
+	PORT_BIT( 0x0400, IP_ACTIVE_HIGH, IPT_BUTTON5 ) PORT_NAME("%p L")
-	PORT_BIT( 0x0800, IP_ACTIVE_HIGH, IPT_BUTTON5 ) PORT_NAME("R")
+	PORT_BIT( 0x0800, IP_ACTIVE_HIGH, IPT_BUTTON6 ) PORT_NAME("%p R")
 	PORT_BIT( 0xf000, IP_ACTIVE_HIGH, IPT_UNUSED )
 INPUT_PORTS_END
 

src/devices/bus/snes_ctrl/mouse.cpp

@@ -31,11 +31,11 @@ static INPUT_PORTS_START( snes_mouse )
 	// due to the relative nature of movement detection in SNES mouse, when we wrap the system would
 	// detect a sudden jump in the wrong direction, making the usage unfriendly...
 	PORT_START("MOUSE_X")
-	PORT_BIT( 0x1ff, 0x100, IPT_LIGHTGUN_X ) PORT_NAME("Superscope X Axis") PORT_SENSITIVITY(30) PORT_KEYDELTA(5)
+	PORT_BIT( 0x1ff, 0x100, IPT_LIGHTGUN_X ) PORT_NAME("Mouse X Axis") PORT_SENSITIVITY(30) PORT_KEYDELTA(5)
 //  PORT_BIT( 0xff, 0x00, IPT_MOUSE_X) PORT_SENSITIVITY(30) PORT_KEYDELTA(5)
 
 	PORT_START("MOUSE_Y")
-	PORT_BIT( 0x1ff, 0x100, IPT_LIGHTGUN_Y) PORT_NAME("Superscope Y Axis") PORT_SENSITIVITY(30) PORT_KEYDELTA(5)
+	PORT_BIT( 0x1ff, 0x100, IPT_LIGHTGUN_Y) PORT_NAME("Mouse Y Axis") PORT_SENSITIVITY(30) PORT_KEYDELTA(5)
 //  PORT_BIT( 0xff, 0x00, IPT_MOUSE_Y) PORT_SENSITIVITY(30) PORT_KEYDELTA(5)
 INPUT_PORTS_END