(MESS) New skeleton [Al Kossow, Robbbert]

-------------------------------------------------
Seattle Computer SCP-300F

.gitattributes

@@ -6502,6 +6502,7 @@ src/mess/drivers/scorpion.c svneol=native#text/plain
 src/mess/drivers/scv.c svneol=native#text/plain
 src/mess/drivers/sdk85.c svneol=native#text/plain
 src/mess/drivers/sdk86.c svneol=native#text/plain
+src/mess/drivers/seattle.c svneol=native#text/plain
 src/mess/drivers/segapico.c svneol=native#text/plain
 src/mess/drivers/selz80.c svneol=native#text/plain
 src/mess/drivers/sg1000.c svneol=native#text/plain

src/mess/drivers/seattle.c

@@ -0,0 +1,127 @@
+/***************************************************************************
+
+Seattle Computer SCP-300F S100 card. It has sockets on the card for
+one serial and 2 parallel connections.
+
+2013-08-14 Skeleton driver.
+
+When started you must press Enter before anything happens.
+
+All commands must be in UPPER case.
+
+Known Commands:
+B : Boot from disk?
+D : Dump memory
+E : Edit memory
+F : Find
+G : Go?
+I : Input port
+M : Move
+O : Output port
+R : Display / Modify Registers
+S : Search
+T : Trace
+
+Chips on the board: 8259 x2; AM9513; 8251; 2716 ROM (MON-86 V1.5TDD)
+There is a 4MHz crystal connected to the 9513.
+
+****************************************************************************/
+
+#include "emu.h"
+#include "cpu/i86/i86.h"
+#include "machine/terminal.h"
+
+
+class seattle_state : public driver_device
+{
+public:
+	seattle_state(const machine_config &mconfig, device_type type, const char *tag)
+		: driver_device(mconfig, type, tag)
+		, m_maincpu(*this, "maincpu")
+		, m_terminal(*this, TERMINAL_TAG)
+	{ }
+
+	DECLARE_READ16_MEMBER(read);
+	DECLARE_WRITE16_MEMBER(write);
+	DECLARE_WRITE8_MEMBER(kbd_put);
+private:
+	virtual void machine_reset();
+	required_device<cpu_device> m_maincpu;
+	required_device<generic_terminal_device> m_terminal;
+	UINT8 m_term_data;
+	bool m_key_available;
+};
+
+
+static ADDRESS_MAP_START(seattle_mem, AS_PROGRAM, 16, seattle_state)
+	ADDRESS_MAP_UNMAP_HIGH
+	AM_RANGE(0x00000,0xff7ff) AM_RAM
+	AM_RANGE(0xff800,0xfffff) AM_ROM AM_REGION("user1", 0)
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START(seattle_io, AS_IO, 16, seattle_state)
+	//ADDRESS_MAP_UNMAP_HIGH
+	ADDRESS_MAP_GLOBAL_MASK(0xff)
+	AM_RANGE(0xf6,0xf7) AM_READWRITE(read, write)
+	//AM_RANGE(0xf0, 0xf1) 8259_0
+	//AM_RANGE(0xf2, 0xf3) 8259_1
+	//AM_RANGE(0xf4, 0xf5) AM9513
+	//AM_RANGE(0xf6, 0xf7) 8251
+	//AM_RANGE(0xfc, 0xfd) Parallel data, status, serial DCD
+	//AM_RANGE(0xfe, 0xff) Eprom disable bit, read sense switches (bank of 8 dipswitches)
+ADDRESS_MAP_END
+
+READ16_MEMBER( seattle_state::read )
+{
+	UINT16 status = (m_key_available) ? 0x300 : 0x100;
+	m_key_available = 0;
+	return m_term_data | status;
+}
+
+WRITE16_MEMBER( seattle_state::write )
+{
+	m_terminal->write(space, 0, data&0x7f);
+}
+
+/* Input ports */
+static INPUT_PORTS_START( seattle )
+INPUT_PORTS_END
+
+
+void seattle_state::machine_reset()
+{
+	m_key_available = 0;
+	m_term_data = 0;
+}
+
+WRITE8_MEMBER( seattle_state::kbd_put )
+{
+	m_term_data = data;
+	m_key_available = 1;
+}
+
+static GENERIC_TERMINAL_INTERFACE( terminal_intf )
+{
+	DEVCB_DRIVER_MEMBER(seattle_state, kbd_put)
+};
+
+static MACHINE_CONFIG_START( seattle, seattle_state )
+	/* basic machine hardware */
+	MCFG_CPU_ADD("maincpu", I8086, 4000000) // no idea
+	MCFG_CPU_PROGRAM_MAP(seattle_mem)
+	MCFG_CPU_IO_MAP(seattle_io)
+
+	/* video hardware */
+	MCFG_GENERIC_TERMINAL_ADD(TERMINAL_TAG, terminal_intf)
+MACHINE_CONFIG_END
+
+/* ROM definition */
+ROM_START( seattle )
+	ROM_REGION( 0x800, "user1", 0 )
+	ROM_LOAD( "mon86 v1.5tdd", 0x0000, 0x0800, CRC(7db23169) SHA1(c791b02ca33a4e1f8e95eb541624a59738f378c4))
+ROM_END
+
+/* Driver */
+
+/*    YEAR  NAME     PARENT  COMPAT   MACHINE   INPUT    CLASS          INIT  COMPANY            FULLNAME       FLAGS */
+COMP( 1986, seattle, 0,      0,       seattle,  seattle, driver_device,  0,  "Seattle Computer", "SCP-300F", GAME_NO_SOUND_HW)

src/mess/mess.lst

@@ -2246,4 +2246,5 @@ octopus
 dsb46
 grfd2301
 cdc721
+seattle
 

src/mess/mess.mak

@@ -2420,6 +2420,7 @@ $(MESSOBJ)/skeleton.a:          \
 	$(MESS_DRIVERS)/rvoice.o    \
 	$(MESS_DRIVERS)/sacstate.o  \
 	$(MESS_DRIVERS)/sage2.o     \
+	$(MESS_DRIVERS)/seattle.o   \
 	$(MESS_DRIVERS)/softbox.o   \
 	$(MESS_DRIVERS)/swtpc.o     \
 	$(MESS_DRIVERS)/sys2900.o   \