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Diffstat (limited to 'src/mame/drivers/sun1.c')
-rw-r--r-- | src/mame/drivers/sun1.c | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/src/mame/drivers/sun1.c b/src/mame/drivers/sun1.c new file mode 100644 index 00000000000..df26989dbaa --- /dev/null +++ b/src/mame/drivers/sun1.c @@ -0,0 +1,170 @@ +// license:BSD-3-Clause +// copyright-holders:Miodrag Milanovic +/*************************************************************************** + + Sun-1 Models + ------------ + + Sun-1 + + Processor(s): 68000 + Notes: Large black desktop boxes with 17" monitors. + Uses the original Stanford-designed video board + and a parallel microswitch keyboard (type 1) and + parallel mouse (Sun-1). + + 100 + Processor(s): 68000 @ 10MHz + Bus: Multibus, serial + Notes: Uses a design similar to original SUN (Stanford + University Network) CPU. The version 1.5 CPU can + take larger RAMs. + + 100U + Processor(s): 68010 @ 10MHz + CPU: 501-1007 + Bus: Multibus, serial + Notes: "Brain transplant" for 100 series. 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. + + 170 + Processor(s): 68010? + Bus: Multibus? + Chassis type: rackmount + Notes: Server. Slightly different chassis design than + 2/170's + + + Documentation: + http://www.bitsavers.org/pdf/sun/sun1/800-0345_Sun-1_System_Ref_Man_Jul82.pdf + (page 39,40 of pdf contain memory map) + + 04/12/2009 Skeleton driver. + + 04/04/2011 Modernised, added terminal keyboard. + +****************************************************************************/ + +#include "emu.h" +#include "cpu/m68000/m68000.h" +#include "machine/z80dart.h" +#include "machine/terminal.h" + +#define TERMINAL_TAG "terminal" + +class sun1_state : public driver_device +{ +public: + sun1_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), + m_p_ram(*this, "p_ram") + { + } + + required_device<cpu_device> m_maincpu; + required_device<generic_terminal_device> m_terminal; + DECLARE_READ16_MEMBER(sun1_upd7201_r); + DECLARE_WRITE16_MEMBER(sun1_upd7201_w); + DECLARE_WRITE8_MEMBER(kbd_put); + virtual void machine_reset(); + required_shared_ptr<UINT16> m_p_ram; + UINT8 m_term_data; +}; + + + +// Just hack to show output since upd7201 is not implemented yet + +READ16_MEMBER( sun1_state::sun1_upd7201_r ) +{ + UINT16 ret; + if (offset == 0) + { + ret = m_term_data << 8; + m_term_data = 0; + } + else + ret = 0xfeff | (m_term_data ? 0x100 : 0); + + return ret; +} + +WRITE16_MEMBER( sun1_state::sun1_upd7201_w ) +{ + if (offset == 0) + m_terminal->write(space, 0, data >> 8); +} + +static ADDRESS_MAP_START(sun1_mem, AS_PROGRAM, 16, sun1_state) + ADDRESS_MAP_UNMAP_HIGH + AM_RANGE(0x00000000, 0x001fffff) AM_RAM AM_SHARE("p_ram") // 512 KB RAM / ROM at boot + AM_RANGE(0x00200000, 0x00203fff) AM_ROM AM_REGION("user1",0) + AM_RANGE(0x00600000, 0x00600007) AM_READWRITE( sun1_upd7201_r, sun1_upd7201_w ) +ADDRESS_MAP_END + +/* Input ports */ +static INPUT_PORTS_START( sun1 ) +INPUT_PORTS_END + + +void sun1_state::machine_reset() +{ + UINT8* user1 = memregion("user1")->base(); + + memcpy((UINT8*)m_p_ram.target(),user1,0x4000); + + m_maincpu->reset(); + m_term_data = 0; +} + + +WRITE8_MEMBER( sun1_state::kbd_put ) +{ + m_term_data = data; +} + +static MACHINE_CONFIG_START( sun1, sun1_state ) + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", M68000, XTAL_10MHz) + MCFG_CPU_PROGRAM_MAP(sun1_mem) + + /* video hardware */ + MCFG_DEVICE_ADD(TERMINAL_TAG, GENERIC_TERMINAL, 0) + MCFG_GENERIC_TERMINAL_KEYBOARD_CB(WRITE8(sun1_state, kbd_put)) +MACHINE_CONFIG_END + +/* ROM definition */ +ROM_START( sun1 ) + ROM_REGION( 0x4000, "user1", ROMREGION_ERASEFF ) + ROM_LOAD16_BYTE( "v10.8.bin", 0x0001, 0x2000, CRC(3528a0f8) SHA1(be437dd93d1a44eccffa6f5e05935119482beab0)) + ROM_LOAD16_BYTE( "v10.0.bin", 0x0000, 0x2000, CRC(1ad4c52a) SHA1(4bc1a19e8f202378d5d7baa8b95319275c040a6d)) + + ROM_REGION( 0x4000, "diag", ROMREGION_ERASEFF ) + ROM_LOAD16_BYTE( "8mhzdiag.8.bin", 0x0001, 0x2000, CRC(808a549e) SHA1(d2aba014a5507c1538f2c1a73e1d2524f28034f4)) + ROM_LOAD16_BYTE( "8mhzdiag.0.bin", 0x0000, 0x2000, CRC(7a92d506) SHA1(5df3800f7083293fc01bb6a7e7538ad425bbebfb)) + + ROM_REGION( 0x10000, "gfx", ROMREGION_ERASEFF ) + ROM_LOAD( "gfxu605.g4.bin", 0x0000, 0x0200, CRC(274b7b3d) SHA1(40d8be2cfcbd03512a05925991bb5030d5d4b5e9)) + ROM_LOAD( "gfxu308.g21.bin", 0x0200, 0x0200, CRC(35a6eed8) SHA1(25cb2dd8e5343cd7927c3045eb4cb96dc9935a37)) + ROM_LOAD( "gfxu108.g20.bin", 0x0400, 0x0200, CRC(ecee335e) SHA1(5f4d32dc918af15872cd6e700a04720caeb6c657)) + ROM_LOAD( "gfxu105.g0.bin", 0x0600, 0x0200, CRC(8e1a24b3) SHA1(dad2821c3a3137ad69e78b6fc29ab582e5d78646)) + ROM_LOAD( "gfxu104.g1.bin", 0x0800, 0x0200, CRC(86f7a483) SHA1(8eb3778f5497741cd4345e81ff1a903c9a63c8bb)) + ROM_LOAD( "gfxu307.g61.bin", 0x0a00, 0x0020, CRC(b190f25d) SHA1(80fbdc843f1eb68a2d3713499f04d99dab88ce83)) + ROM_LOAD( "gfxu107.g60.bin", 0x0a20, 0x0020, CRC(425d3a98) SHA1(9ae4ce3761c2f995d00bed8d752c55224d274062)) + + ROM_REGION( 0x10000, "cpu", ROMREGION_ERASEFF ) + ROM_LOAD( "cpuu503.p2.bin", 0x0000, 0x0200, CRC(12d9a6be) SHA1(fca99f9c5afc630ac67cbd4e5ba4e5242b826848)) + ROM_LOAD( "cpuu602.p1.bin", 0x0200, 0x0020, CRC(ee1e5a14) SHA1(0d3346cb3b647fa2475bd7b4fa36ea6ecfdaf805)) + ROM_LOAD( "cpuu502.p0.bin", 0x0220, 0x0020, CRC(20eb1183) SHA1(9b268792b28d858d6b6a1b6c4148af88a8d6b735)) +ROM_END + +/* Driver */ + +/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */ +COMP( 1982, sun1, 0, 0, sun1, sun1, driver_device, 0, "Sun Microsystems", "Sun-1", MACHINE_NOT_WORKING | MACHINE_NO_SOUND) |