Sound and other improvements to Sega G-80 games.

scripts/target/mame/arcade.lua

@@ -3528,7 +3528,14 @@ files {
 	MAME_DIR .. "src/mame/video/segag80r.cpp",
 	MAME_DIR .. "src/mame/drivers/segag80v.cpp",
 	MAME_DIR .. "src/mame/includes/segag80v.h",
-	MAME_DIR .. "src/mame/audio/segag80v.cpp",
+	MAME_DIR .. "src/mame/audio/segag80.cpp",
+	MAME_DIR .. "src/mame/audio/segag80.h",
+	MAME_DIR .. "src/mame/audio/nl_astrob.cpp",
+	MAME_DIR .. "src/mame/audio/nl_astrob.h",
+	MAME_DIR .. "src/mame/audio/nl_elim.cpp",
+	MAME_DIR .. "src/mame/audio/nl_elim.h",
+	MAME_DIR .. "src/mame/audio/nl_spacfury.cpp",
+	MAME_DIR .. "src/mame/audio/nl_spacfury.h",
 	MAME_DIR .. "src/mame/video/segag80v.cpp",
 	MAME_DIR .. "src/mame/drivers/segahang.cpp",
 	MAME_DIR .. "src/mame/includes/segahang.h",
@@ -3644,8 +3651,14 @@ files {
 	MAME_DIR .. "src/mame/machine/segaic16.h",
 	MAME_DIR .. "src/mame/machine/segabill.cpp",
 	MAME_DIR .. "src/mame/machine/segabill.h",
-	MAME_DIR .. "src/mame/audio/segasnd.cpp",
-	MAME_DIR .. "src/mame/audio/segasnd.h",
+	MAME_DIR .. "src/mame/audio/segaspeech.cpp",
+	MAME_DIR .. "src/mame/audio/segaspeech.h",
+	MAME_DIR .. "src/mame/audio/segausb.cpp",
+	MAME_DIR .. "src/mame/audio/segausb.h",
+	MAME_DIR .. "src/mame/audio/nl_segausb.cpp",
+	MAME_DIR .. "src/mame/audio/nl_segausb.h",
+	MAME_DIR .. "src/mame/audio/nl_segaspeech.cpp",
+	MAME_DIR .. "src/mame/audio/nl_segaspeech.h",
 	MAME_DIR .. "src/mame/video/segaic16.cpp",
 	MAME_DIR .. "src/mame/video/segaic16.h",
 	MAME_DIR .. "src/mame/video/segaic16_road.cpp",

scripts/target/mame/nl.lua

@@ -58,6 +58,9 @@ SOUNDS["VOLT_REG"] = true
 SOUNDS["SPEAKER"] = true
 SOUNDS["DIGITALKER"] = true
 SOUNDS["SN76477"] = true
+SOUNDS["SN76496"] = true
+SOUNDS["SP0250"] = true
+SOUNDS["TMS36XX"] = true
 
 --------------------------------------------------
 -- specify available video cores
@@ -89,6 +92,7 @@ MACHINES["6522VIA"] = true
 
 MACHINES["6821PIA"] = true
 MACHINES["I8255"] = true
+MACHINES["I8243"] = true
 MACHINES["WATCHDOG"] = true
 MACHINES["EEPROMDEV"] = true
 MACHINES["UPD4701"] = true
@@ -285,11 +289,44 @@ files{
 	MAME_DIR .. "src/mame/machine/nl_palestra.cpp",
 	MAME_DIR .. "src/mame/machine/nl_palestra.h",
 
+	MAME_DIR .. "src/mame/machine/segacrpt_device.cpp",
+	MAME_DIR .. "src/mame/machine/segacrpt_device.h",
+	MAME_DIR .. "src/mame/drivers/segag80r.cpp",
+	MAME_DIR .. "src/mame/includes/segag80r.h",
+	MAME_DIR .. "src/mame/machine/segag80.cpp",
+	MAME_DIR .. "src/mame/machine/segag80.h",
+	MAME_DIR .. "src/mame/audio/segag80r.cpp",
+	MAME_DIR .. "src/mame/audio/segag80r.h",
+	MAME_DIR .. "src/mame/video/segag80r.cpp",
+	MAME_DIR .. "src/mame/drivers/segag80v.cpp",
+	MAME_DIR .. "src/mame/includes/segag80v.h",
+	MAME_DIR .. "src/mame/audio/segag80.cpp",
+	MAME_DIR .. "src/mame/audio/segag80.h",
+	MAME_DIR .. "src/mame/audio/segaspeech.cpp",
+	MAME_DIR .. "src/mame/audio/segaspeech.h",
+	MAME_DIR .. "src/mame/audio/segausb.cpp",
+	MAME_DIR .. "src/mame/audio/segausb.h",
+	MAME_DIR .. "src/mame/audio/nl_astrob.cpp",
+	MAME_DIR .. "src/mame/audio/nl_astrob.h",
+	MAME_DIR .. "src/mame/audio/nl_elim.cpp",
+	MAME_DIR .. "src/mame/audio/nl_elim.h",
+	MAME_DIR .. "src/mame/audio/nl_spacfury.cpp",
+	MAME_DIR .. "src/mame/audio/nl_spacfury.h",
+	MAME_DIR .. "src/mame/video/segag80v.cpp",
+	MAME_DIR .. "src/mame/drivers/zaxxon.cpp",
+	MAME_DIR .. "src/mame/includes/zaxxon.h",
+	MAME_DIR .. "src/mame/audio/zaxxon.cpp",
+	MAME_DIR .. "src/mame/video/zaxxon.cpp",
+
 	MAME_DIR .. "src/mame/drivers/segas16b.cpp",
 	MAME_DIR .. "src/mame/includes/segas16b.h",
 	MAME_DIR .. "src/mame/video/segas16b.cpp",
 	MAME_DIR .. "src/mame/audio/nl_segas16b.cpp",
 	MAME_DIR .. "src/mame/audio/nl_segas16b.h",
+	MAME_DIR .. "src/mame/audio/nl_segausb.cpp",
+	MAME_DIR .. "src/mame/audio/nl_segausb.h",
+	MAME_DIR .. "src/mame/audio/nl_segaspeech.cpp",
+	MAME_DIR .. "src/mame/audio/nl_segaspeech.h",
 	MAME_DIR .. "src/mame/machine/315_5195.cpp",
 	MAME_DIR .. "src/mame/machine/315_5195.h",
 	MAME_DIR .. "src/mame/machine/fd1089.cpp",

src/devices/machine/netlist.cpp

@@ -366,6 +366,9 @@ void netlist_mame_analog_input_device::write(const double val)
 void netlist_mame_analog_input_device::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr)
 {
 	update_to_current_time();
+#if NETLIST_CREATE_CSV
+	nl_owner().log_add(m_param_name, *((double *) ptr), true);
+#endif
 	m_param->set(*((double *) ptr));
 }
 
@@ -392,12 +395,18 @@ void netlist_mame_logic_input_device::write(const uint32_t val)
 void netlist_mame_int_input_device::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr)
 {
 	update_to_current_time();
+#if NETLIST_CREATE_CSV
+	nl_owner().log_add(m_param_name, param, false);
+#endif
 	m_param->set(param);
 }
 
 void netlist_mame_logic_input_device::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr)
 {
 	update_to_current_time();
+#if NETLIST_CREATE_CSV
+	nl_owner().log_add(m_param_name, param, false);
+#endif
 	m_param->set(param);
 }
 
@@ -435,6 +444,57 @@ void netlist_mame_sub_interface::set_mult_offset(const double mult, const double
 	m_offset = offset;
 }
 
+#if NETLIST_CREATE_CSV
+void netlist_mame_device::log_add(char const* param, double value, bool isfloat)
+{
+	// skip if no file
+	if (m_csv_file == nullptr)
+		return;
+
+	// make a new entry
+	buffer_entry entry = { machine().scheduler().time(), isfloat, value, param };
+
+	// flush out half of the old entries if we hit the buffer limit
+	if (m_buffer.size() >= MAX_BUFFER_ENTRIES)
+		log_flush(MAX_BUFFER_ENTRIES / 2);
+
+	// fast common case: if we go at the end, just push_back
+	if (m_buffer.size() == 0 || entry.time >= m_buffer.back().time)
+	{
+		m_buffer.push_back(entry);
+		return;
+	}
+
+	// find our place in the queue
+	for (auto cur = m_buffer.rbegin(); cur != m_buffer.rend(); cur++)
+		if (entry.time >= cur->time)
+		{
+			m_buffer.insert(cur.base(), entry);
+			return;
+		}
+
+	// if we're too early, drop this entry rather than risk putting an out-of-order
+	// entry after the last one we flushed
+}
+
+void netlist_mame_device::log_flush(int count)
+{
+	if (m_csv_file == nullptr)
+		return;
+	if (count > m_buffer.size())
+		count = m_buffer.size();
+	while (count--)
+	{
+		auto &entry = m_buffer.front();
+		if (entry.isfloat)
+			fprintf(m_csv_file, "%s,%s,%f\n", entry.time.as_string(), entry.string, entry.value);
+		else
+			fprintf(m_csv_file, "%s,%s,%d\n", entry.time.as_string(), entry.string, int(entry.value));
+		m_buffer.pop_front();
+	}
+}
+#endif
+
 netlist_mame_analog_input_device::netlist_mame_analog_input_device(const machine_config &mconfig, const char *tag, device_t *owner, const char *param_name)
 	: device_t(mconfig, NETLIST_ANALOG_INPUT, tag, owner, 0)
 	, netlist_mame_sub_interface(*owner)
@@ -833,7 +893,7 @@ void netlist_mame_stream_output_device::device_reset()
 void netlist_mame_stream_output_device::sound_update_fill(std::size_t samples, stream_sample_t *target)
 {
 	if (samples < m_buffer.size())
-		throw emu_fatalerror("sound %s: samples %d less bufsize %d\n", name(), samples, m_buffer.size());
+		osd_printf_warning("sound %s: samples %d less bufsize %d\n", name(), samples, m_buffer.size());
 
 	std::copy(m_buffer.begin(), m_buffer.end(), target);
 	std::size_t pos = m_buffer.size();
@@ -1036,6 +1096,18 @@ void netlist_mame_device::device_start_common()
 
 
 	m_device_reset_called = false;
+
+#if NETLIST_CREATE_CSV
+	std::string name = machine().system().name;
+	name += tag();
+	for (int index = 0; index < name.size(); index++)
+		if (name[index] == ':')
+			name[index] = '_';
+	name += ".csv";
+	m_csv_file = fopen(name.c_str(), "wb");
+#endif
+
+	LOGDEVCALLS("device_start exit\n");
 }
 
 
@@ -1070,7 +1142,14 @@ void netlist_mame_device::device_stop()
 {
 	LOGDEVCALLS("device_stop\n");
 	if (m_netlist)
-		m_netlist->exec().stop();
+		netlist().exec().stop();
+#if NETLIST_CREATE_CSV
+	if (m_csv_file != nullptr)
+	{
+		log_flush();
+		fclose(m_csv_file);
+	}
+#endif
 }
 
 void netlist_mame_device::device_post_load()

src/devices/machine/netlist.h

@@ -12,9 +12,14 @@
 #define MAME_MACHINE_NETLIST_H
 
 #include <functional>
+#include <deque>
 
 #include "../../lib/netlist/nltypes.h"
 
+#ifndef NETLIST_CREATE_CSV
+#define NETLIST_CREATE_CSV (0)
+#endif
+
 class netlist_mame_stream_output_device;
 class nld_sound_in;
 
@@ -106,6 +111,25 @@ class netlist_mame_device : public device_t
 
 	func_type m_setup_func;
 	bool m_device_reset_called;
+
+#if NETLIST_CREATE_CSV
+	static constexpr int MAX_BUFFER_ENTRIES = 1000;
+
+public:
+	void log_add(char const* param, double value, bool isfloat);
+	void log_flush(int count = MAX_BUFFER_ENTRIES);
+
+private:
+	struct buffer_entry
+	{
+		attotime time;
+		bool isfloat;
+		double value;
+		char const *string;
+	};
+	std::deque<buffer_entry> m_buffer;
+	FILE* m_csv_file = nullptr;
+#endif
 };
 
 class netlist_mame_cpu_device : public netlist_mame_device,