// license:BSD-3-Clause // copyright-holders:Robbbert /*************************************************************************** Millennium Systems 9520 and 9540 Software Development systems. 2013-08-30 Skeleton driver The only roms known to be dumped are the main roms of the 9540, and the disk controller roms of the 9520. There's no known documents for the 9540, so everything in here is a guess. The 9520 is Z80-based, but is currently not emulated. The 9540 is 68000-based. Chips: - Main board: MC68000L8, 2x SCN2661C, uPD8253C. Crystals: 5.0688, 16MHz ROMS: 0950-0131-01, 0950-0132-01, 0954-0133-01, 0954-0134-01, 0954-0135-01, 0954-0135-02 - Disk board: FD1797A-02, AM9517A, 0954-0039-01 - Serial board: 6x SCN2661C, 2x AM9517A, 0954-0029-01. Crystal: 5.0688MHz ****************************************************************************/ #include "emu.h" #include "cpu/m68000/m68000.h" #include "machine/terminal.h" #define TERMINAL_TAG "terminal" class ms9540_state : public driver_device { public: ms9540_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_p_base(*this, "rambase"), m_maincpu(*this, "maincpu"), m_terminal(*this, TERMINAL_TAG) { } DECLARE_WRITE8_MEMBER(kbd_put); private: UINT8 m_term_data; virtual void machine_reset() override; required_shared_ptr m_p_base; required_device m_maincpu; required_device m_terminal; }; static ADDRESS_MAP_START(ms9540_mem, AS_PROGRAM, 16, ms9540_state) ADDRESS_MAP_UNMAP_HIGH ADDRESS_MAP_GLOBAL_MASK(0xffffff) AM_RANGE(0x000000, 0x00ffff) AM_RAM AM_SHARE("rambase") AM_RANGE(0x010000, 0x013fff) AM_ROM AM_REGION("9540", 0) AM_RANGE(0x018000, 0x018fff) AM_RAM ADDRESS_MAP_END /* Input ports */ static INPUT_PORTS_START( ms9540 ) INPUT_PORTS_END void ms9540_state::machine_reset() { UINT8* ROM = memregion("9540")->base(); memcpy(m_p_base, ROM, 8); m_maincpu->reset(); } WRITE8_MEMBER( ms9540_state::kbd_put ) { m_term_data = data; } static MACHINE_CONFIG_START( ms9540, ms9540_state ) /* basic machine hardware */ MCFG_CPU_ADD("maincpu", M68000, 8000000) // unknown clock MCFG_CPU_PROGRAM_MAP(ms9540_mem) /* video hardware */ MCFG_DEVICE_ADD(TERMINAL_TAG, GENERIC_TERMINAL, 0) MCFG_GENERIC_TERMINAL_KEYBOARD_CB(WRITE8(ms9540_state, kbd_put)) MACHINE_CONFIG_END /* ROM definition */ ROM_START( ms9540 ) ROM_REGION16_BE(0x4000, "9540", 0) ROM_LOAD16_BYTE("0954-0135-01.20n", 0x00000, 0x2000, CRC(93ee9363) SHA1(73bc09e0379e06e0da96279cb5cc1581a0f0bf77) ) ROM_LOAD16_BYTE("0954-0135-02.16n", 0x00001, 0x2000, CRC(a21077c5) SHA1(51dcbe543317d2042fb1acb1885461ba1790721e) ) ROM_REGION(0x1800, "9520", 0) ROM_LOAD( "z80-hd.bin", 0x0000, 0x1000, CRC(b1c37286) SHA1(36b38fec9ef46e3e594423bbd1c64c5e9a4bc74d) ) ROM_LOAD( "z80-flp.bin", 0x1000, 0x0800, CRC(f256b8c3) SHA1(780b444e999c3149eb0f137733703682d65746b4) ) ROM_END /* Driver */ /* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS */ COMP( 198?, ms9540, 0, 0, ms9540, ms9540, driver_device, 0, "Millennium Systems", "ms9540", MACHINE_NOT_WORKING | MACHINE_NO_SOUND_HW )