new not working machine

------------------------------------------
unknown poker game  [chaneman]

scripts/target/mame/arcade.lua

@@ -4872,6 +4872,7 @@ files {
 	MAME_DIR .. "src/mame/drivers/ice_tbd.cpp",
 	MAME_DIR .. "src/mame/drivers/umipoker.cpp",
 	MAME_DIR .. "src/mame/drivers/unkhorse.cpp",
+	MAME_DIR .. "src/mame/drivers/unkpoker.cpp",
 	MAME_DIR .. "src/mame/drivers/usbilliards.cpp",
 	MAME_DIR .. "src/mame/drivers/usgames.cpp",
 	MAME_DIR .. "src/mame/includes/usgames.h",

src/mame/arcade.flt

@@ -1307,6 +1307,7 @@ unianapc.cpp
 unico.cpp
 unkfr.cpp
 unkhorse.cpp
+unkpoker.cpp
 upscope.cpp
 usbilliards.cpp
 usgames.cpp

src/mame/drivers/unkpoker.cpp

@@ -0,0 +1,173 @@
+// license:BSD-3-Clause
+// copyright-holders:
+/****************************************************************************************
+
+Unknown Color Poker Game
+------------------------------
+
+8080A CPU
+
+Four 2716 eproms
+
+Six 2102 Rams
+
+Two 2112 Rams
+
+Two 5101 Rams (Low Power Versions, one connected to Battery)
+
+Four position DIP Switch - DIP 1 changes on screen text from
+normal to high lighted as seen pics. Other DIPS unknown.
+
+Sound?
+
+Date of manufacture unknown. Latest date codes on logic chips is 1980.
+
+Chaneman 3/20/2019
+
+
+TODO: everything
+
+*******************************************************************************************/
+
+#include "emu.h"
+#include "cpu/i8085/i8085.h"
+#include "machine/nvram.h"
+
+#include "screen.h"
+#include "emupal.h"
+#include "speaker.h"
+
+class unkpoker_state : public driver_device
+{
+public:
+	unkpoker_state(const machine_config &mconfig, device_type type, const char *tag)
+		: driver_device(mconfig, type, tag),
+		m_maincpu(*this,"maincpu"),
+		m_videoram(*this, "videoram"),
+		m_chargen(*this, "gfx1")
+	{ }
+
+	void unkpoker(machine_config &config);
+
+private:
+	uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
+
+	void mem_map(address_map &map);
+	void io_map(address_map &map);
+
+	required_device<cpu_device> m_maincpu;
+	required_shared_ptr<uint8_t> m_videoram;
+	required_region_ptr<u8> m_chargen;
+};
+
+
+uint32_t unkpoker_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) // taken from video21.cpp
+{
+	uint16_t sy = 0, ma = 0;
+
+	for (uint8_t y = 0; y < 28; y++)
+	{
+		for (uint8_t ra = 0; ra < 8; ra++)
+		{
+			uint16_t *p = &bitmap.pix16(sy++);
+
+			for (uint16_t x = 0; x < 32; x++)
+			{
+				uint8_t chr = m_videoram[x + ma] & 0x7f;
+				uint8_t gfx = m_chargen[(chr << 3) | ra];
+
+				/* Display a scanline of a character */
+				*p++ = BIT(gfx, 7);
+				*p++ = BIT(gfx, 6);
+				*p++ = BIT(gfx, 5);
+				*p++ = BIT(gfx, 4);
+				*p++ = BIT(gfx, 3);
+				*p++ = BIT(gfx, 2);
+				*p++ = BIT(gfx, 1);
+				*p++ = BIT(gfx, 0);
+			}
+		}
+		ma += 32;
+	}
+	return 0;
+}
+
+
+void unkpoker_state::mem_map(address_map &map) {
+	map(0x0000,0x0fff).rom();
+	map(0x1000,0x1fff).ram();
+	map(0x8000,0x83ff).ram().share("videoram");
+}
+
+void unkpoker_state::io_map(address_map &map) {
+	map(0x01,0x01).portr("IN");
+	map(0x02,0x02).portr("DSW");
+}
+
+
+static INPUT_PORTS_START( unkpoker )
+	PORT_START("IN")
+	PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_UNKNOWN )
+
+	PORT_START("DSW")
+	PORT_DIPUNKNOWN_DIPLOC(0x01, 0x01, "DSW:1")
+	PORT_DIPUNKNOWN_DIPLOC(0x02, 0x02, "DSW:2")
+	PORT_DIPUNKNOWN_DIPLOC(0x04, 0x04, "DSW:3")
+	PORT_DIPUNKNOWN_DIPLOC(0x08, 0x08, "DSW:4")
+INPUT_PORTS_END
+
+
+static const gfx_layout tiles8x8_layout =
+{
+	8,8,
+	RGN_FRAC(1,1),
+	1,
+	{ 0 },
+	{ 0, 1, 2, 3, 4, 5, 6, 7 },
+	{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
+	8*8
+};
+
+
+static GFXDECODE_START( gfx_unkpoker )
+	GFXDECODE_ENTRY( "gfx1", 0, tiles8x8_layout, 0, 1 )
+GFXDECODE_END
+
+
+void unkpoker_state::unkpoker(machine_config &config)
+{
+	/* basic machine hardware */
+	I8080A(config, m_maincpu, 2000000); // guessed
+	m_maincpu->set_addrmap(AS_PROGRAM, &unkpoker_state::mem_map);
+	m_maincpu->set_addrmap(AS_IO, &unkpoker_state::io_map);
+
+	//NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_0);
+
+	/* video hardware */
+	screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
+	screen.set_refresh_hz(60);
+	screen.set_vblank_time(ATTOSECONDS_IN_USEC(0));
+	screen.set_size(256, 256);
+	screen.set_visarea(0, 255, 0, 255);
+	screen.set_screen_update(FUNC(unkpoker_state::screen_update));
+	screen.set_palette("palette");
+
+	GFXDECODE(config, "gfxdecode", "palette", gfx_unkpoker);
+	PALETTE(config, "palette", palette_device::RGB_3BIT);
+
+	/* sound hardware */
+	SPEAKER(config, "mono").front_center();
+}
+
+
+ROM_START( unkpoker )
+	ROM_REGION( 0x1000, "maincpu", 0 )
+	ROM_LOAD( "cdpat.13b",  0x0000, 0x0800, CRC(c3f3040f) SHA1(ed1916bcd9e1e80502fcff5ddd599c101a226e7c) )
+	ROM_LOAD( "cdpat.11b",  0x0800, 0x0800, CRC(16a97398) SHA1(737192dd0e1b3083f1facd327a83d98a0b7f4d66) )
+
+	ROM_REGION( 0x1000, "gfx1", 0 )
+	ROM_LOAD( "cd.3b", 0x0000, 0x0800, CRC(e3997d7d) SHA1(6c595c70afedc7aef024215d153fe31b418adc25) )
+	ROM_LOAD( "cd.3c", 0x0800, 0x0800, CRC(b61adb76) SHA1(9805593fc6d9b01e4a63bfc35e5442c4c547c103) )
+ROM_END
+
+GAME(198?, unkpoker, 0, unkpoker, unkpoker, unkpoker_state, empty_init, ROT0, "<unknown>", "unknown poker game", MACHINE_NO_SOUND | MACHINE_SUPPORTS_SAVE)

src/mame/mame.lst

@@ -38444,6 +38444,9 @@ uts20                           //
 @source:unkhorse.cpp
 unkhorse                        //
 
+@source:unkpoker.cpp
+unkpoker                         //
+
 @source:upscope.cpp
 upscope                         // (c) 1986 Grand products