(MESS) esq5505: add MIDI In capability to all of these drivers. [R. Belmont]

.gitattributes

@@ -7208,6 +7208,8 @@ src/mess/machine/mface2.h svneol=native#text/plain
 src/mess/machine/micropolis.c svneol=native#text/plain
 src/mess/machine/micropolis.h svneol=native#text/plain
 src/mess/machine/microtan.c svneol=native#text/plain
+src/mess/machine/midiinport.c svneol=native#text/plain
+src/mess/machine/midiinport.h svneol=native#text/plain
 src/mess/machine/mikro80.c svneol=native#text/plain
 src/mess/machine/mm58274c.c svneol=native#text/plain
 src/mess/machine/mm58274c.h svneol=native#text/plain

src/mess/drivers/esq5505.c

@@ -106,9 +106,10 @@
 #include "machine/wd_fdc.h"
 #include "machine/hd63450.h"    // compatible with MC68450, which is what these really have
 #include "formats/esq16_dsk.h"
-
 #include "machine/esqvfd.h"
 #include "machine/esqpanel.h"
+#include "machine/serial.h"
+#include "machine/midiinport.h"
 
 #define GENERIC (0)
 #define EPS     (1)
@@ -756,6 +757,23 @@ static const esqpanel_interface esqpanel_config =
 	DEVCB_DEVICE_LINE_MEMBER("duart", duartn68681_device, rx_b_w)
 };
 
+static SLOT_INTERFACE_START(midiin_slot)
+	SLOT_INTERFACE("midiin", MIDIIN_PORT)
+SLOT_INTERFACE_END
+
+static const serial_port_interface midiin_intf =
+{
+	DEVCB_DEVICE_LINE_MEMBER("duart", duartn68681_device, rx_a_w)	// route MIDI Tx send directly to 68681 channel A Rx
+};
+
+static SLOT_INTERFACE_START(midiout_slot)
+SLOT_INTERFACE_END
+
+static const serial_port_interface midiout_intf =
+{
+	DEVCB_NULL	// midi out ports don't transmit inward
+};
+
 static MACHINE_CONFIG_START( vfx, esq5505_state )
 	MCFG_CPU_ADD("maincpu", M68000, XTAL_10MHz)
 	MCFG_CPU_PROGRAM_MAP(vfx_map)
@@ -764,6 +782,9 @@ static MACHINE_CONFIG_START( vfx, esq5505_state )
 
 	MCFG_DUARTN68681_ADD("duart", 4000000, duart_config)
 
+	MCFG_SERIAL_PORT_ADD("mdin", midiin_intf, midiin_slot, "midiin", NULL)
+	MCFG_SERIAL_PORT_ADD("mdout", midiout_intf, midiout_slot, NULL, NULL)
+
 	MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker")
 	MCFG_SOUND_ADD("ensoniq", ES5505, XTAL_10MHz)
 	MCFG_SOUND_CONFIG(es5505_config)
@@ -801,6 +822,9 @@ static MACHINE_CONFIG_START(vfx32, esq5505_state)
 
 	MCFG_DUARTN68681_ADD("duart", 4000000, duart_config)
 
+	MCFG_SERIAL_PORT_ADD("mdin", midiin_intf, midiin_slot, "midiin", NULL)
+	MCFG_SERIAL_PORT_ADD("mdout", midiout_intf, midiout_slot, NULL, NULL)
+
 	MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker")
 	MCFG_SOUND_ADD("ensoniq", ES5505, XTAL_30_4761MHz / 2)
 	MCFG_SOUND_CONFIG(es5505_config)

src/mess/machine/midiinport.c

@@ -0,0 +1,32 @@
+/*********************************************************************
+
+    midiinport.c
+
+    MIDI In serial port - glues the image device to the pluggable serial port
+
+*********************************************************************/
+
+#include "machine/midiinport.h"
+
+const device_type MIDIIN_PORT = &device_creator<midiin_port_device>;
+
+midiin_port_device::midiin_port_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
+	: device_t(mconfig, MIDIIN_PORT, "MIDI In port", tag, owner, clock),
+		device_serial_port_interface(mconfig, *this),
+		m_midiin(*this, "midiin")
+{
+}
+
+static midiin_config midiin_port_image_config =
+{
+	DEVCB_DEVICE_LINE_MEMBER(DEVICE_SELF_OWNER, midiin_port_device, read)
+};
+
+static MACHINE_CONFIG_FRAGMENT(midiin_port_config)
+	MCFG_MIDIIN_ADD("midiin", midiin_port_image_config)
+MACHINE_CONFIG_END
+
+machine_config_constructor midiin_port_device::device_mconfig_additions() const
+{
+	return MACHINE_CONFIG_NAME(midiin_port_config);
+}

src/mess/machine/midiinport.h

@@ -0,0 +1,35 @@
+/*********************************************************************
+
+    midiinport.h
+
+    MIDI In serial port - glues the image device to the pluggable serial port
+
+*********************************************************************/
+
+#ifndef _MIDIINPORT_H_
+#define _MIDIINPORT_H_
+
+#include "emu.h"
+#include "machine/serial.h"
+#include "imagedev/midiin.h"
+
+class midiin_port_device :
+		public device_t,
+		public device_serial_port_interface
+{
+public:
+	midiin_port_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+	virtual machine_config_constructor device_mconfig_additions() const;
+	DECLARE_WRITE_LINE_MEMBER( read ) { m_owner->out_rx(state); }
+	virtual void tx(UINT8 state) { }
+protected:
+	virtual void device_start() { m_owner = dynamic_cast<serial_port_device *>(owner()); }
+	virtual void device_reset() { }
+	virtual void device_config_complete() { m_shortname = "midiin_port"; }
+private:
+	serial_port_device *m_owner;
+	required_device<midiin_device> m_midiin;
+};
+
+extern const device_type MIDIIN_PORT;
+#endif

src/mess/mess.mak

@@ -558,6 +558,7 @@ $(MESSOBJ)/shared.a: \
 	$(MESS_DEVICES)/sonydriv.o  \
 	$(MESS_DEVICES)/appldriv.o  \
 	$(MESS_MACHINE)/dp8390.o    \
+	$(MESS_MACHINE)/midiinport.o	\
 	$(MESS_MACHINE)/ne1000.o    \
 	$(MESS_MACHINE)/ne2000.o    \
 	$(MESS_MACHINE)/3c503.o     \