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Diffstat (limited to 'src/mame/drivers/sun2.c')
-rw-r--r-- | src/mame/drivers/sun2.c | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/src/mame/drivers/sun2.c b/src/mame/drivers/sun2.c new file mode 100644 index 00000000000..ec1ddabc5d6 --- /dev/null +++ b/src/mame/drivers/sun2.c @@ -0,0 +1,136 @@ +// license:BSD-3-Clause +// copyright-holders:Miodrag Milanovic +/*************************************************************************** + + Sun-2 Models + ------------ + + 2/120 + Processor(s): 68010 @ 10MHz + CPU: 501-1007/1051 + Chassis type: deskside + Bus: Multibus (9 slots) + Memory: 7M physical + Notes: First machines in deskside chassis. Serial + microswitch keyboard (type 2), Mouse Systems + optical mouse (Sun-2). + + 2/100U + Processor(s): 68010 @ 10MHz + CPU: 501-1007 + Bus: Multibus + Notes: Upgraded Sun 100. Replaced CPU and memory boards + with first-generation Sun-2 CPU and memory + boards so original customers could run SunOS + 1.x. Still has parallel kb/mouse interface so + type 1 keyboards and Sun-1 mice could be + connected. + + 2/150U + Notes: Apparently also an upgraded Sun-1. + + 2/170 + Chassis type: rackmount + Bus: Multibus (15 slots) + Notes: Rackmount version of 2/120, with more slots. + + 2/50 + Processor(s): 68010 @ 10MHz + CPU: 501-1141/1142/1143/1426/1427/1428 + Chassis type: wide pizza box + Bus: VME (2 slots) + Memory: 7M physical + Notes: The (type 2) keyboard and mouse attach via an + adapter that accepts two modular plugs and + attaches to a DB15 port; later on, units were + apparently shipped with type 3 keyboards. The + CPU boards have a double-width back panel but + are otherwise identical to those in the 2/130 + and 2/160. + + 2/130 + 2/160 + Processor(s): 68010 @ 10MHz + CPU: 501-1144/1145/1146/1429/1430/1431 + Chassis type: deskside + Bus: VME (12 slots) + Memory: 7M physical + Notes: First machine in 12-slot deskside VME chassis. + Has four-fan cooling tray instead of six as in + later machines, which led to cooling problems + with lots of cards. Backplane has only four P2 + memory connectors bussed instead of six as in + later 12-slot backplanes; SCSI passthrough is in + slot 6 instead of 7 as in later 12-slot + backplanes. Upgradeable to a 3/160 by replacing + the CPU board. No information on the differences + between the 2/130 and the 2/160. + + + 25/08/2009 Skeleton driver. + +****************************************************************************/ + +#include "emu.h" +#include "cpu/m68000/m68000.h" + + +class sun2_state : public driver_device +{ +public: + sun2_state(const machine_config &mconfig, device_type type, const char *tag) + : driver_device(mconfig, type, tag), + m_maincpu(*this, "maincpu") + , + m_p_ram(*this, "p_ram"){ } + + required_device<cpu_device> m_maincpu; + virtual void machine_reset(); + + required_shared_ptr<UINT16> m_p_ram; +}; + +static ADDRESS_MAP_START(sun2_mem, AS_PROGRAM, 16, sun2_state) + ADDRESS_MAP_UNMAP_HIGH + AM_RANGE(0x00000000, 0x007fffff) AM_RAM AM_SHARE("p_ram") // 8MB + AM_RANGE(0x00ef0000, 0x00ef7fff) AM_ROM AM_REGION("user1",0) +ADDRESS_MAP_END + +/* Input ports */ +static INPUT_PORTS_START( sun2 ) +INPUT_PORTS_END + + +void sun2_state::machine_reset() +{ + UINT8* user1 = memregion("user1")->base(); + + memcpy((UINT8*)m_p_ram.target(),user1,0x8000); + + m_maincpu->reset(); +} + + +static MACHINE_CONFIG_START( sun2, sun2_state ) + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", M68010, 16670000) + MCFG_CPU_PROGRAM_MAP(sun2_mem) +MACHINE_CONFIG_END + +/* ROM definition */ +ROM_START( sun2_120 ) + ROM_REGION( 0x8000, "user1", ROMREGION_ERASEFF ) + ROM_LOAD16_WORD_SWAP( "sun2-multi-rev-r.bin", 0x0000, 0x8000, CRC(4df0df77) SHA1(4d6bcf09ddc9cc8f5823847b8ea88f98fe4a642e)) +ROM_END + +ROM_START( sun2_50) + ROM_REGION( 0x8000, "user1", ROMREGION_ERASEFF ) + ROM_LOAD16_BYTE( "250_q_8.rom", 0x0001, 0x4000, CRC(5bfacb5c) SHA1(ec7fb3fb0217b0138ba4748b7c79b8ff0cad896b)) + ROM_LOAD16_BYTE( "250_q_0.rom", 0x0000, 0x4000, CRC(2ee29abe) SHA1(82f52b9f25e92387329581f7c8ba50a171784968)) +ROM_END + +/* Driver */ + +/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */ +COMP( 1984, sun2_50, 0, 0, sun2, sun2, driver_device, 0, "Sun Microsystems", "Sun 2/50", MACHINE_NOT_WORKING | MACHINE_NO_SOUND) +COMP( 1984, sun2_120, 0, 0, sun2, sun2, driver_device, 0, "Sun Microsystems", "Sun 2/120", MACHINE_NOT_WORKING | MACHINE_NO_SOUND) |