Added dummy uPD7752 device

.gitattributes

@@ -1758,6 +1758,8 @@ src/emu/sound/tms5110r.c svneol=native#text/plain
 src/emu/sound/tms5220.c svneol=native#text/plain
 src/emu/sound/tms5220.h svneol=native#text/plain
 src/emu/sound/tms5220.txt svneol=native#text/plain
+src/emu/sound/upd7752.c svneol=native#text/plain
+src/emu/sound/upd7752.h svneol=native#text/plain
 src/emu/sound/upd7759.c svneol=native#text/plain
 src/emu/sound/upd7759.h svneol=native#text/plain
 src/emu/sound/vlm5030.c svneol=native#text/plain

src/emu/sound/sound.mak

@@ -728,6 +728,15 @@ SOUNDOBJS += $(SOUNDOBJ)/tc8830f.o
 endif
 
 
+#-------------------------------------------------
+# NEC uPD7752 
+#@src/emu/sound/upd7752.h,SOUNDS += UPD7752
+#-------------------------------------------------
+
+ifneq ($(filter UPD7752,$(SOUNDS)),)
+SOUNDOBJS += $(SOUNDOBJ)/upd7752.o
+endif
+
 
 #-------------------------------------------------
 # VLM5030 speech synthesizer

src/emu/sound/upd7752.c

@@ -0,0 +1,129 @@
+/***************************************************************************
+
+Template for skeleton device
+
+***************************************************************************/
+
+#include "emu.h"
+#include "sound/upd7752.h"
+
+
+
+//**************************************************************************
+//  GLOBAL VARIABLES
+//**************************************************************************
+
+// device type definition
+const device_type UPD7752 = &device_creator<upd7752_device>;
+
+static ADDRESS_MAP_START( upd7752_ram, AS_0, 8, upd7752_device )
+	AM_RANGE(0x00000, 0x3ffff) AM_RAM
+ADDRESS_MAP_END
+
+//**************************************************************************
+//  LIVE DEVICE
+//**************************************************************************
+
+//-------------------------------------------------
+//  upd7752_device - constructor
+//-------------------------------------------------
+
+upd7752_device::upd7752_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
+	: device_t(mconfig, UPD7752, "uPD7752", tag, owner, clock, "upd7752", __FILE__),
+	  device_sound_interface(mconfig, *this),
+	  device_memory_interface(mconfig, *this),
+	  m_space_config("ram", ENDIANNESS_LITTLE, 8, 18, 0, NULL, *ADDRESS_MAP_NAME(upd7752_ram))
+{
+}
+
+
+//-------------------------------------------------
+//  memory_space_config - return a description of
+//  any address spaces owned by this device
+//-------------------------------------------------
+
+const address_space_config *upd7752_device::memory_space_config(address_spacenum spacenum) const
+{
+	return (spacenum == AS_0) ? &m_space_config : NULL;
+}
+
+
+//-------------------------------------------------
+//  device_start - device-specific startup
+//-------------------------------------------------
+
+void upd7752_device::device_start()
+{
+	/* TODO: clock */
+	m_stream = stream_alloc(0, 1, clock() / 64);
+}
+
+
+//-------------------------------------------------
+//  device_reset - device-specific reset
+//-------------------------------------------------
+
+void upd7752_device::device_reset()
+{
+}
+
+
+//-------------------------------------------------
+//  device_stop - device-specific stop
+//-------------------------------------------------
+
+void upd7752_device::device_stop()
+{
+
+}
+
+//-------------------------------------------------
+//  sound_stream_update - handle a stream update
+//-------------------------------------------------
+
+void upd7752_device::sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples)
+{
+}
+
+
+//**************************************************************************
+//  READ/WRITE HANDLERS
+//**************************************************************************
+
+READ8_MEMBER( upd7752_device::read )
+{
+	switch(offset & 3)
+	{
+		//[0x00]: status register
+		//x--- ---- BSY busy status (1) processing (0) stopped
+		//-x-- ---- REQ audio parameter (1) input request (0) prohibited (???)
+		//--x- ---- ~INT / EXT message data (1) Outside (0) Inside
+		//---x ---- ERR error flag
+		case 0x00: return 0x60;
+		//[0x02]: port 0xe2 latch?
+		case 0x02: return 0xff;
+		//[0x03]: port 0xe3 latch?
+		case 0x03: return 0xff;
+	}
+	return 0xff;
+}
+
+WRITE8_MEMBER( upd7752_device::write )
+{
+	switch(offset & 3)
+	{
+		// [0x00]: audio parameter transfer
+
+		// [0x02]: mode set
+		// ---- -x-- Frame periodic analysis (0) 10 ms / frame (1) 20 ms / frame
+		// ---- --xx Utterance (tempo?) speed
+		//        00 : NORMAL SPEED
+		//        01 : SLOW SPEED
+		//        10 : FAST SPEED
+		//        11 : Setting prohibited
+
+		// case 0x02:
+
+		// case 0x03: command set
+	}
+}

src/emu/sound/upd7752.h

@@ -0,0 +1,65 @@
+/***************************************************************************
+
+Template for skeleton device
+
+***************************************************************************/
+
+#pragma once
+
+#ifndef __UPD7752DEV_H__
+#define __UPD7752DEV_H__
+
+
+
+//**************************************************************************
+//  INTERFACE CONFIGURATION MACROS
+//**************************************************************************
+
+#define MCFG_UPD7752_ADD(_tag,_freq) \
+	MCFG_DEVICE_ADD(_tag, UPD7752, _freq)
+
+//**************************************************************************
+//  TYPE DEFINITIONS
+//**************************************************************************
+
+// ======================> upd7752_device
+
+class upd7752_device : public device_t,
+     				   public device_sound_interface,
+     				   public device_memory_interface
+{
+public:
+	// construction/destruction
+	upd7752_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+	// I/O operations
+	DECLARE_WRITE8_MEMBER( write );
+	DECLARE_READ8_MEMBER( read );
+	virtual const address_space_config *memory_space_config(address_spacenum spacenum = AS_0) const;
+
+protected:
+	// device-level overrides
+	virtual void device_start();
+	virtual void device_stop();
+	virtual void device_reset();
+
+	virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples);
+
+private:
+	sound_stream  *m_stream;
+	const address_space_config      m_space_config;
+};
+
+
+// device type definition
+extern const device_type UPD7752;
+
+
+
+//**************************************************************************
+//  GLOBAL VARIABLES
+//**************************************************************************
+
+
+
+#endif

src/mame/mame.mak

@@ -198,6 +198,7 @@ SOUNDS += OKIM6258
 SOUNDS += OKIM6295
 SOUNDS += OKIM6376
 SOUNDS += OKIM9810
+#SOUNDS += UPD7752
 SOUNDS += UPD7759
 SOUNDS += HC55516
 SOUNDS += TC8830F

src/mess/drivers/pc6001.c

@@ -128,6 +128,7 @@ irq vector 0x26:
 #include "machine/i8251.h"
 #include "video/mc6847.h"
 #include "sound/ay8910.h"
+#include "sound/upd7752.h"
 #include "sound/wave.h"
 
 #include "imagedev/cassette.h"
@@ -217,8 +218,6 @@ public:
 	DECLARE_WRITE8_MEMBER(pc6001m2_system_latch_w);
 	DECLARE_WRITE8_MEMBER(pc6001m2_vram_bank_w);
 	DECLARE_WRITE8_MEMBER(pc6001m2_col_bank_w);
-	DECLARE_READ8_MEMBER(upd7752_reg_r);
-	DECLARE_WRITE8_MEMBER(upd7752_reg_w);
 	DECLARE_WRITE8_MEMBER(pc6001m2_0xf3_w);
 	DECLARE_WRITE8_MEMBER(pc6001m2_timer_adj_w);
 	DECLARE_WRITE8_MEMBER(pc6001m2_timer_irqv_w);
@@ -1355,44 +1354,6 @@ WRITE8_MEMBER(pc6001_state::pc6001m2_col_bank_w)
 	m_bgcol_bank = (data & 7);
 }
 
-/* voice synth is a NEC uPD7752 sound chip (currently unemulated) */
-READ8_MEMBER(pc6001_state::upd7752_reg_r)
-{
-	switch(offset & 3)
-	{
-		//[0x00]: status register
-		//x--- ---- BSY busy status (1) processing (0) stopped
-		//-x-- ---- REQ audio parameter (1) input request (0) prohibited (???)
-		//--x- ---- ~INT / EXT message data (1) Outside (0) Inside
-		//---x ---- ERR error flag
-		case 0x00: return 0x60;
-		//[0x02]: port 0xe2 latch?
-		case 0x02: return 0xff;
-		//[0x03]: port 0xe3 latch?
-		case 0x03: return 0xff;
-	}
-	return 0xff;
-}
-
-WRITE8_MEMBER(pc6001_state::upd7752_reg_w)
-{
-	switch(offset & 3)
-	{
-		// [0x00]: audio parameter transfer
-
-		// [0x02]: mode set
-		// ---- -x-- Frame periodic analysis (0) 10 ms / frame (1) 20 ms / frame
-		// ---- --xx Utterance (tempo?) speed
-		//        00 : NORMAL SPEED
-		//        01 : SLOW SPEED
-		//        10 : FAST SPEED
-		//        11 : Setting prohibited
-
-		// case 0x02:
-
-		// case 0x03: command set
-	}
-}
 
 WRITE8_MEMBER(pc6001_state::pc6001m2_0xf3_w)
 {
@@ -1480,7 +1441,7 @@ static ADDRESS_MAP_START( pc6001m2_io , AS_IO, 8, pc6001_state )
 
 	AM_RANGE(0xd0, 0xd3) AM_MIRROR(0x0c) AM_NOP // disk device
 
-	AM_RANGE(0xe0, 0xe3) AM_MIRROR(0x0c) AM_READWRITE(upd7752_reg_r,upd7752_reg_w)
+	AM_RANGE(0xe0, 0xe3) AM_MIRROR(0x0c) AM_DEVREADWRITE("upd7752", upd7752_device, read, write)
 
 	AM_RANGE(0xf0, 0xf0) AM_READWRITE(pc6001m2_bank_r0_r,pc6001m2_bank_r0_w)
 	AM_RANGE(0xf1, 0xf1) AM_READWRITE(pc6001m2_bank_r1_r,pc6001m2_bank_r1_w)
@@ -1527,7 +1488,7 @@ static ADDRESS_MAP_START( pc6601_io , AS_IO, 8, pc6001_state )
 
 	AM_RANGE(0xd0, 0xdf) AM_READWRITE(pc6601_fdc_r,pc6601_fdc_w) // disk device
 
-	AM_RANGE(0xe0, 0xe3) AM_MIRROR(0x0c) AM_READWRITE(upd7752_reg_r,upd7752_reg_w)
+	AM_RANGE(0xe0, 0xe3) AM_MIRROR(0x0c) AM_DEVREADWRITE("upd7752", upd7752_device, read, write)
 
 	AM_RANGE(0xf0, 0xf0) AM_READWRITE(pc6001m2_bank_r0_r,pc6001m2_bank_r0_w)
 	AM_RANGE(0xf1, 0xf1) AM_READWRITE(pc6001m2_bank_r1_r,pc6001m2_bank_r1_w)
@@ -1731,7 +1692,7 @@ static ADDRESS_MAP_START( pc6001sr_io , AS_IO, 8, pc6001_state )
 
 	AM_RANGE(0xd0, 0xdf) AM_READWRITE(pc6601_fdc_r,pc6601_fdc_w) // disk device
 
-	AM_RANGE(0xe0, 0xe3) AM_MIRROR(0x0c) AM_READWRITE(upd7752_reg_r,upd7752_reg_w)
+	AM_RANGE(0xe0, 0xe3) AM_MIRROR(0x0c) AM_DEVREADWRITE("upd7752", upd7752_device, read, write)
 
 //  AM_RANGE(0xf0, 0xf0) AM_READWRITE(pc6001m2_bank_r0_r,pc6001m2_bank_r0_w)
 //  AM_RANGE(0xf1, 0xf1) AM_READWRITE(pc6001m2_bank_r1_r,pc6001m2_bank_r1_w)
@@ -2425,6 +2386,9 @@ static MACHINE_CONFIG_DERIVED( pc6001m2, pc6001 )
 
 	MCFG_GFXDECODE(pc6001m2)
 
+	MCFG_SOUND_ADD("upd7752", UPD7752, PC6001_MAIN_CLOCK/4)
+	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.00)
+
 MACHINE_CONFIG_END
 
 static MACHINE_CONFIG_DERIVED( pc6601, pc6001m2 )

src/mess/mess.mak

@@ -182,6 +182,7 @@ SOUNDS += OKIM6258
 SOUNDS += OKIM6295
 #SOUNDS += OKIM6376
 #SOUNDS += OKIM9810
+SOUNDS += UPD7752
 SOUNDS += UPD7759
 SOUNDS += HC55516
 #SOUNDS += TC8830F