From 36ce16ddb0671562e2a521071306652a095331ed Mon Sep 17 00:00:00 2001
From: Justin Kerk <dopefishjustin@gmail.com>
Date: Sun, 29 Nov 2015 13:21:02 -0800
Subject: [PATCH] New skeleton: Tektronix TekXpress XP330 X Terminal [Justin
 Kerk]

(Dump from MooglyGuy, 2005)
---
 scripts/target/mame/mess.lua  |   1 +
 src/mame/drivers/tekxp33x.cpp | 121 ++++++++++++++++++++++++++++++++++
 src/mame/mess.lst             |   1 +
 3 files changed, 123 insertions(+)
 create mode 100644 src/mame/drivers/tekxp33x.cpp

diff --git a/scripts/target/mame/mess.lua b/scripts/target/mame/mess.lua
index bb014507554..2523e08be96 100644
--- a/scripts/target/mame/mess.lua
+++ b/scripts/target/mame/mess.lua
@@ -2632,6 +2632,7 @@ files {
 	MAME_DIR .. "src/mame/drivers/tek405x.cpp",
 	MAME_DIR .. "src/mame/includes/tek405x.h",
 	MAME_DIR .. "src/mame/drivers/tek410x.cpp",
+	MAME_DIR .. "src/mame/drivers/tekxp33x.cpp",
 }
 
 createMESSProjects(_target, _subtarget, "telenova")
diff --git a/src/mame/drivers/tekxp33x.cpp b/src/mame/drivers/tekxp33x.cpp
new file mode 100644
index 00000000000..fefedc4298c
--- /dev/null
+++ b/src/mame/drivers/tekxp33x.cpp
@@ -0,0 +1,121 @@
+// license:BSD-3-Clause
+// copyright-holders:Justin Kerk
+/***************************************************************************
+
+	Tektronix TekXpress XP33x series X terminals
+
+	Skeleton driver.
+
+****************************************************************************/
+
+/*
+
+	TODO:
+
+	- everything
+
+	Technical info:
+	https://www.linux-mips.org/wiki/Tektronix_TekXPress_XP338
+	https://web.archive.org/web/20061013084616/http://tekxp-linux.hopto.org/pmwiki/pmwiki.php/Hardware/XP33x
+	http://bio.gsi.de/DOCS/NCD/xp.html
+
+	CPU: IDT 79R3052E (MIPS I R3000 embedded core. Big Endian. With MMU, without FPU.)
+	Graphic Chipset: Texas Instruments (34020AGBL-40) TI 34010 (TIGA)
+	Graphic RAMDAC: Brooktree BT458LPJ135 (Supported in XFree86)
+	RAM: 4MB onboard, upgradeable to 52MB, 3 slots for 5V FPM NoParity SIMMs
+	ROM: 256Kb, 2 x 27c1024 (64Kx16), with BootMonitor
+	Peripherals:
+		1x Ethernet Port (AUI and UTP) -- AMD AM79C98 Chipset
+		2x Serial Ports -- Philips SCC2692 Dual UART chipset
+		Keyboard and Mouse controller is a generic PC-Style i8742 with Phoenix BIOS.
+		1x "ERGO" Port (Combined Monitor, Keyboard, Mouse)
+	16K (2K*8) EEPROM is SEEQ NQ2816A-250, AT28C16 compatible. Contains Boot Monitor settings. The content is compressed.
+	Micron MT56C0816 - ??? Flash
+
+*/
+
+
+#include "emu.h"
+#include "cpu/mips/r3000.h"
+#include "cpu/tms34010/tms34010.h"
+
+#define SCREEN_TAG "screen"
+
+class tekxp330_state : public driver_device
+{
+public:
+	tekxp330_state(const machine_config &mconfig, device_type type, const char *tag)
+		: driver_device(mconfig, type, tag) { }
+
+	virtual void machine_start();
+
+	virtual void video_start();
+	UINT32 screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
+};
+
+/* Memory Maps */
+
+static ADDRESS_MAP_START( cpu_map, AS_PROGRAM, 32, tekxp330_state )
+	AM_RANGE(0x00000000, 0x003fffff) AM_RAM
+	AM_RANGE(0x1fc00000, 0x1fdfffff) AM_ROM AM_REGION("maincpu", 0)
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( tms_map, AS_PROGRAM, 16, tekxp330_state )
+ADDRESS_MAP_END
+
+/* Input Ports */
+
+static INPUT_PORTS_START( tekxp330 )
+INPUT_PORTS_END
+
+/* Video */
+
+void tekxp330_state::video_start()
+{
+}
+
+UINT32 tekxp330_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
+{
+	return 0;
+}
+
+/* Machine Initialization */
+
+void tekxp330_state::machine_start()
+{
+}
+
+/* Machine Driver */
+
+static MACHINE_CONFIG_START( tekxp330, tekxp330_state )
+	/* basic machine hardware */
+	MCFG_CPU_ADD("maincpu", R3052, XTAL_20MHz) /* IDT 79R3052E, clock unknown */
+	MCFG_R3000_ENDIANNESS(ENDIANNESS_BIG)
+	MCFG_CPU_PROGRAM_MAP(cpu_map)
+
+	MCFG_CPU_ADD("tms", TMS34010, XTAL_40MHz) /* clock unknown */
+	MCFG_CPU_PROGRAM_MAP(tms_map)
+
+	/* video hardware */
+	MCFG_SCREEN_ADD(SCREEN_TAG, RASTER)
+	MCFG_SCREEN_REFRESH_RATE(60)
+	MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
+	MCFG_SCREEN_UPDATE_DRIVER(tekxp330_state, screen_update)
+	MCFG_SCREEN_SIZE(640, 480)
+	MCFG_SCREEN_VISIBLE_AREA(0, 640-1, 0, 480-1)
+
+	MCFG_PALETTE_ADD("palette", 64)
+MACHINE_CONFIG_END
+
+/* ROMs */
+
+ROM_START( tekxp330 )
+	ROM_REGION( 0x200000, "maincpu", 0 )
+	/* TekXpress XP300 Boot ROM V1.0  Thu Feb 6 14:50:16 PST 1992 */
+	ROM_LOAD32_DWORD( "xp300.bin", 0x000000, 0x200000, CRC(9a324588) SHA1(a6e10275f8215f446be91128bab4c643693da653) )
+ROM_END
+
+/* System Drivers */
+
+/*    YEAR  NAME        PARENT      COMPAT  MACHINE     INPUT     CLASS          INIT    COMPANY      FULLNAME           FLAGS */
+COMP( 1992, tekxp330,   0,          0,      tekxp330,   tekxp330, driver_device,   0,    "Tektronix", "TekXpress XP330", MACHINE_IS_SKELETON )
diff --git a/src/mame/mess.lst b/src/mame/mess.lst
index b09b4b35929..f04d99cc821 100644
--- a/src/mame/mess.lst
+++ b/src/mame/mess.lst
@@ -2600,6 +2600,7 @@ tek4052a
 //tek4054
 tek4107a
 tek4109a
+tekxp330
 phunsy
 ob68k1a
 vta2000