New machines marked as NOT_WORKING

----------------------------------
Ericsson 9161 Display Processor Unit [MCbx Old Computer Collection]

scripts/target/mame/mess.lua

@@ -3847,6 +3847,7 @@ files {
 	MAME_DIR .. "src/mame/drivers/dsb46.cpp",
 	MAME_DIR .. "src/mame/drivers/dual68.cpp",
 	MAME_DIR .. "src/mame/drivers/e100.cpp",
+	MAME_DIR .. "src/mame/drivers/e9161.cpp",
 	MAME_DIR .. "src/mame/drivers/eacc.cpp",
 	MAME_DIR .. "src/mame/drivers/elwro800.cpp",
 	MAME_DIR .. "src/mame/drivers/emate.cpp",

src/mame/drivers/e9161.cpp

@@ -0,0 +1,72 @@
+// license:BSD-3-Clause
+// copyright-holders:AJR
+/************************************************************************************************************
+
+    Skeleton driver for Ericsson/Datasaab 9161 Display Processor Unit (DPU).
+
+    This is a high-end video terminal that can connect to a Datasaab E2500 mainframe system over a coaxial
+    cable. It also has an unusual differential connector for its display (which operates at 50 Hz).
+
+************************************************************************************************************/
+
+#include "emu.h"
+#include "cpu/m68000/m68000.h"
+#include "machine/hd63450.h"
+
+
+class e9161_state : public driver_device
+{
+public:
+	e9161_state(const machine_config &mconfig, device_type type, const char *tag)
+		: driver_device(mconfig, type, tag)
+		, m_maincpu(*this, "maincpu")
+		, m_dmac(*this, "dmac")
+	{
+	}
+
+	void e9161(machine_config &config);
+
+private:
+	void mem_map(address_map &map);
+
+	required_device<cpu_device> m_maincpu;
+	required_device<hd63450_device> m_dmac;
+};
+
+
+void e9161_state::mem_map(address_map &map)
+{
+	map(0x000000, 0x000007).rom().region("program", 0);
+	map(0x018000, 0x0187ff).ram();
+	map(0xc00000, 0xc03fff).rom().region("program", 0);
+}
+
+
+static INPUT_PORTS_START(e9161) // TODO: serial keyboard
+INPUT_PORTS_END
+
+
+void e9161_state::e9161(machine_config &config)
+{
+	M68000(config, m_maincpu, 8'000'000);
+	m_maincpu->set_addrmap(AS_PROGRAM, &e9161_state::mem_map);
+
+	HD63450(config, m_dmac, 8'000'000, m_maincpu);
+}
+
+
+// CPU: MC68000G8
+// DMAC: HD68450-8
+// DRAM: 16 x M5K4164ANP-12
+// DRAM controller: TMS4500A-15NL
+// SIO: MK68564N-4A
+// CRTC: Am8052-6LC (under heatsink)
+// XTALs: 19.1700 MHz (middle of board), ??.???? MHz (near video connector)
+ROM_START(e9161)
+	ROM_REGION16_BE(0x4000, "program", 0)
+	ROM_LOAD16_BYTE("e3405_87080_7403.bin", 0x0000, 0x2000, CRC(97f72404) SHA1(ced003ce294cd7370051e1f774d5120062390647))
+	ROM_LOAD16_BYTE("e3405_87080_7303.bin", 0x0001, 0x2000, CRC(ec94aec4) SHA1(f41ae1b7f04ca3a2d0def6ff9aad3ff41782589a))
+ROM_END
+
+
+COMP(198?, e9161, 0, 0, e9161, e9161, e9161_state, empty_init, "Ericsson", "9161 Display Processor Unit", MACHINE_IS_SKELETON)

src/mame/mame.lst

@@ -11904,6 +11904,9 @@ dyndukeu                        // (c) 1989 Seibu Kaihatsu + Fabtek license (25J
 @source:e100.cpp
 e100                            //
 
+@source:e9161.cpp
+e9161                           //
+
 @source:eacc.cpp
 eacc                            //
 

src/mame/mess.flt

@@ -204,6 +204,7 @@ duet16.cpp
 dvk_kcgd.cpp
 dvk_ksm.cpp
 e100.cpp
+e9161.cpp
 eacc.cpp
 ec184x.cpp
 ec65.cpp