trunk/src/mess/drivers/excali64.c
| r0 | r242264 | |
|---|
| 1 | // license:MAME |
| 2 | // copyright-holders:Robbbert |
| 3 | /*************************************************************************** |
| 4 | |
| 5 | Excalibur 64 kit computer, designed and sold in Australia by BGR Computers. |
| 6 | |
| 7 | Skeleton driver created on 2014-12-09. |
| 8 | |
| 9 | Chips: Z80A, 8251, 8253, 8255, 6845 |
| 10 | |
| 11 | ****************************************************************************/ |
| 12 | |
| 13 | #include "emu.h" |
| 14 | //#include "bus/rs232/rs232.h" |
| 15 | #include "cpu/z80/z80.h" |
| 16 | //#include "machine/6850acia.h" |
| 17 | //#include "machine/clock.h" |
| 18 | //#include "bus/centronics/ctronics.h" |
| 19 | |
| 20 | |
| 21 | class excali64_state : public driver_device |
| 22 | { |
| 23 | public: |
| 24 | excali64_state(const machine_config &mconfig, device_type type, const char *tag) |
| 25 | : driver_device(mconfig, type, tag) |
| 26 | , m_maincpu(*this, "maincpu") |
| 27 | { } |
| 28 | |
| 29 | private: |
| 30 | required_device<cpu_device> m_maincpu; |
| 31 | }; |
| 32 | |
| 33 | static ADDRESS_MAP_START(excali64_mem, AS_PROGRAM, 8, excali64_state) |
| 34 | AM_RANGE(0x0000, 0x3FFF) AM_ROM |
| 35 | AM_RANGE(0x4000, 0xFFFF) AM_RAM |
| 36 | ADDRESS_MAP_END |
| 37 | |
| 38 | static ADDRESS_MAP_START(excali64_io, AS_IO, 8, excali64_state) |
| 39 | ADDRESS_MAP_GLOBAL_MASK(0x7f) |
| 40 | ADDRESS_MAP_END |
| 41 | |
| 42 | |
| 43 | /* Input ports */ |
| 44 | static INPUT_PORTS_START( excali64 ) |
| 45 | INPUT_PORTS_END |
| 46 | |
| 47 | |
| 48 | static MACHINE_CONFIG_START( excali64, excali64_state ) |
| 49 | /* basic machine hardware */ |
| 50 | MCFG_CPU_ADD("maincpu", Z80, XTAL_16MHz / 4) |
| 51 | MCFG_CPU_PROGRAM_MAP(excali64_mem) |
| 52 | MCFG_CPU_IO_MAP(excali64_io) |
| 53 | |
| 54 | //MCFG_DEVICE_ADD("acia", ACIA6850, 0) |
| 55 | //MCFG_ACIA6850_TXD_HANDLER(DEVWRITELINE("rs232", rs232_port_device, write_txd)) |
| 56 | //MCFG_ACIA6850_RTS_HANDLER(DEVWRITELINE("rs232", rs232_port_device, write_rts)) |
| 57 | |
| 58 | //MCFG_RS232_PORT_ADD("rs232", default_rs232_devices, "terminal") |
| 59 | //MCFG_RS232_RXD_HANDLER(DEVWRITELINE("acia", acia6850_device, write_rxd)) |
| 60 | //MCFG_RS232_CTS_HANDLER(DEVWRITELINE("acia", acia6850_device, write_cts)) |
| 61 | |
| 62 | //MCFG_DEVICE_ADD("acia_clock", CLOCK, 153600) |
| 63 | //MCFG_CLOCK_SIGNAL_HANDLER(WRITELINE(excali64_state, write_acia_clock)) |
| 64 | MACHINE_CONFIG_END |
| 65 | |
| 66 | /* ROM definition */ |
| 67 | ROM_START( excali64 ) |
| 68 | ROM_REGION(0x10000, "maincpu", 0) |
| 69 | ROM_LOAD( "rom_1.bin", 0x0000, 0x4000, CRC(e129a305) SHA1(e43ec7d040c2b2e548d22fd6bbc7df8b45a26e5a) ) |
| 70 | ROM_LOAD( "rom_2.bin", 0x2000, 0x2000, CRC(916d9f5a) SHA1(91c527cce963481b7bebf077e955ca89578bb553) ) |
| 71 | |
| 72 | ROM_REGION(0x1000, "videoram", ROMREGION_ERASE00) |
| 73 | |
| 74 | ROM_REGION(0x1000, "chargen", 0) |
| 75 | ROM_LOAD( "genex_3.bin", 0x0000, 0x1000, CRC(b91619a9) SHA1(2ced636cb7b94ba9d329868d7ecf79963cefe9d9) ) |
| 76 | ROM_END |
| 77 | |
| 78 | /* Driver */ |
| 79 | |
| 80 | /* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS */ |
| 81 | COMP( 1984, excali64, 0, 0, excali64, excali64, driver_device, 0, "BGR Computers", "Excalibur 64", GAME_IS_SKELETON ) |