new not working machine

-------------------------------------
Fonz [Andrew Welburn, The Dumping Union]

scripts/target/mame/arcade.lua

@@ -3312,6 +3312,7 @@ files {
 	MAME_DIR .. "src/mame/includes/segas32.h",
 	MAME_DIR .. "src/mame/machine/segas32.cpp",
 	MAME_DIR .. "src/mame/video/segas32.cpp",
+	MAME_DIR .. "src/mame/drivers/segattl.cpp",
 	MAME_DIR .. "src/mame/drivers/segaufo.cpp",
 	MAME_DIR .. "src/mame/drivers/segaxbd.cpp",
 	MAME_DIR .. "src/mame/includes/segaxbd.h",

src/mame/arcade.flt

@@ -1042,6 +1042,7 @@ segas18.cpp
 segas24.cpp
 segas32.cpp
 segasp.cpp
+segattl.cpp
 segaufo.cpp
 segaxbd.cpp
 segaybd.cpp

src/mame/drivers/segattl.cpp

@@ -0,0 +1,175 @@
+// license:BSD-3-Clause
+// copyright-holders:Fabio Priuli, Scott Stone
+/***************************************************************************
+
+ known Sega Discrete Hardware Games
+
+
+ Game Name(s)                                                        Part #'s       Data      PROM/ROM Chip Numbers
+ ------------------------------------------------------------------+--------------+---------+---------------------------------
+
+    3 Way Block
+    Balloon Gun
+    Bomber
+    Break Open
+    Bullet Mark
+    Cartoon Gun
+    Castling
+    Crash Course
+    Double Block
+    Duck Shoot
+    Erase
+    Fonz                                                           94789-P                   IC86.86 IC87.87 PR-09.49 PR-08.50
+    Galaxy War
+    Goal Kick
+    Heavyweight Champ
+    Hockey TV
+    Last Inning
+    Man TT
+    Mini Hockey
+    Monaco GP (see monacogp.cpp)
+    Moto-Cross
+    Pong-Tron
+    Pong-Tron II
+    Pro Monaco GP
+    Pro Racer
+    Road Race
+    Rock'n Bark
+    Secret Base
+    Secret War
+    Senkan Yamato
+    Space Fighter
+    Sparkling Corner
+    Squadron
+    Super Break Open
+    Table Baseball
+    Table Hockey
+    Top Runner
+    Tracer
+    Twin Course T.T.
+    Upset Block
+    Wild Wood
+    World Cup
+    Zigzag Block
+
+
+***************************************************************************/
+
+
+#include "emu.h"
+
+#include "machine/netlist.h"
+#include "netlist/devices/net_lib.h"
+#include "video/fixfreq.h"
+
+// copied by Pong, not accurate for this driver!
+// start
+#define MASTER_CLOCK    7159000
+#define V_TOTAL         (0x105+1)       // 262
+#define H_TOTAL         (0x1C6+1)       // 454
+
+#define HBSTART                 (H_TOTAL)
+#define HBEND                   (80)
+#define VBSTART                 (V_TOTAL)
+#define VBEND                   (16)
+
+#define HRES_MULT                   (1)
+// end
+
+
+class segattl_state : public driver_device
+{
+public:
+	segattl_state(const machine_config &mconfig, device_type type, const char *tag)
+	: driver_device(mconfig, type, tag),
+		m_maincpu(*this, "maincpu"),
+		m_video(*this, "fixfreq")
+	{
+	}
+
+	void segattl(machine_config &config);
+
+protected:
+
+	// driver_device overrides
+	virtual void machine_start() override;
+	virtual void machine_reset() override;
+
+	virtual void video_start() override;
+
+private:
+	// devices
+	required_device<netlist_mame_device> m_maincpu;
+	required_device<fixedfreq_device> m_video;
+};
+
+
+static NETLIST_START(segattl)
+	SOLVER(Solver, 48000)
+//  PARAM(Solver.FREQ, 48000)
+	PARAM(Solver.ACCURACY, 1e-4) // works and is sufficient
+
+	// schematics
+	//...
+
+	//  NETDEV_ANALOG_CALLBACK(sound_cb, sound, exidyttl_state, sound_cb, "")
+	//  NETDEV_ANALOG_CALLBACK(video_cb, videomix, fixedfreq_device, update_vid, "fixfreq")
+NETLIST_END()
+
+
+
+void segattl_state::machine_start()
+{
+}
+
+void segattl_state::machine_reset()
+{
+}
+
+
+void segattl_state::video_start()
+{
+}
+
+MACHINE_CONFIG_START(segattl_state::segattl)
+
+	/* basic machine hardware */
+	MCFG_DEVICE_ADD("maincpu", NETLIST_CPU, NETLIST_CLOCK)
+	MCFG_NETLIST_SETUP(segattl)
+
+	/* video hardware */
+	MCFG_FIXFREQ_ADD("fixfreq", "screen")
+	MCFG_FIXFREQ_MONITOR_CLOCK(MASTER_CLOCK)
+	MCFG_FIXFREQ_HORZ_PARAMS(H_TOTAL-67,H_TOTAL-40,H_TOTAL-8,H_TOTAL)
+	MCFG_FIXFREQ_VERT_PARAMS(V_TOTAL-22,V_TOTAL-19,V_TOTAL-12,V_TOTAL)
+	MCFG_FIXFREQ_FIELDCOUNT(1)
+	MCFG_FIXFREQ_SYNC_THRESHOLD(0.30)
+MACHINE_CONFIG_END
+
+
+/***************************************************************************
+
+ Game driver(s)
+
+ ***************************************************************************/
+
+/*
+IC86.86     MMI 6306 (dumped as AMD 27S13)  0390
+IC87.87     MMI 6306 (dumped as AMD 27S13)  050D
+
+PR-09.49    TI 74S287
+PR-08.50    TI 74S287
+*/
+
+ROM_START( fonz )
+	ROM_REGION( 0x1000, "maincpu", ROMREGION_ERASE00 )
+
+	ROM_REGION( 0x0600, "roms", ROMREGION_ERASE00 )
+	ROM_LOAD( "ic86.86",      0x000, 0x200, CRC(627a7795) SHA1(88304451ffbd7231d397ada632c7bf6f8cbe7598) )
+	ROM_LOAD( "ic87.87",      0x200, 0x200, CRC(d7dd14c7) SHA1(2f112197d7caafb4cb7e2658ea8b298e15aba6ac) )
+	ROM_LOAD( "pr-09.49",     0x400, 0x100, CRC(2e293727) SHA1(a03eb4aa726a2e2c872f40dfd1628b00d4edfa33) )
+	ROM_LOAD( "pr-08.50",     0x500, 0x100, CRC(6c763af7) SHA1(fdfa310f54b88610c1f59345f5fc72b3b90641ad) )
+ROM_END
+
+
+GAME( 1976, fonz, 0, segattl, 0, segattl_state, empty_init, ROT0, "Sega", "Fonz [TTL]", MACHINE_IS_SKELETON )

src/mame/mame.lst

@@ -34201,6 +34201,9 @@ segasp                          //
 tetgiano                        //
 tetgiant                        //
 
+@source:segattl.cpp
+fonz                            //
+
 @source:segaufo.cpp
 newufo                          //
 newufo_nfl                      //

src/mame/nl.lst

@@ -171,6 +171,9 @@ pongf                           // (c) 1972 Atari
 //vollyrmt                      // (c) 1973 Ramtek
 //wipeormt                      // (c) 1974 Ramtek
 
+// segattl.cpp
+//fonz                          // (c) 1976 Sega
+
 // taitottl.cpp
 //gunman                        // (c) 1977 Taito
 //missilex                      // (c) 1977 Taito