// license:BSD-3-Clause // copyright-holders:Robbbert /*************************************************************************** Callan PM68K Unix mainframe. 2013-09-04 Skeleton driver Status: Boots into monitor, some commands work, some freeze. ****************************************************************************/ #include "emu.h" #include "cpu/m68000/m68000.h" #include "bus/rs232/rs232.h" #include "machine/am9513.h" #include "machine/z80sio.h" class pm68k_state : public driver_device { public: pm68k_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") { } void pm68k(machine_config &config); void pm68k_mem(address_map &map); private: virtual void machine_reset() override; required_shared_ptr m_p_base; required_device m_maincpu; }; void pm68k_state::pm68k_mem(address_map &map) { map.unmap_value_high(); map.global_mask(0xffffff); map(0x000000, 0x1fffff).ram().share("rambase"); map(0x200000, 0x205fff).rom().region("roms", 0); map(0x600000, 0x600007).rw("mpsc", FUNC(i8274_new_device::ba_cd_r), FUNC(i8274_new_device::ba_cd_w)).umask16(0xff00); map(0x800000, 0x800003).rw("stc", FUNC(am9513_device::read16), FUNC(am9513_device::write16)); } /* Input ports */ static INPUT_PORTS_START( pm68k ) INPUT_PORTS_END void pm68k_state::machine_reset() { uint8_t* ROM = memregion("roms")->base(); memcpy(m_p_base, ROM, 8); m_maincpu->reset(); } MACHINE_CONFIG_START(pm68k_state::pm68k) /* basic machine hardware */ MCFG_CPU_ADD("maincpu", M68000, 8000000) MCFG_CPU_PROGRAM_MAP(pm68k_mem) MCFG_DEVICE_ADD("mpsc", I8274_NEW, 0) MCFG_Z80SIO_OUT_TXDA_CB(DEVWRITELINE("rs232a", rs232_port_device, write_txd)) MCFG_Z80SIO_OUT_DTRA_CB(DEVWRITELINE("rs232a", rs232_port_device, write_dtr)) MCFG_Z80SIO_OUT_RTSA_CB(DEVWRITELINE("rs232a", rs232_port_device, write_rts)) MCFG_Z80SIO_OUT_TXDB_CB(DEVWRITELINE("rs232b", rs232_port_device, write_txd)) MCFG_Z80SIO_OUT_DTRB_CB(DEVWRITELINE("rs232b", rs232_port_device, write_dtr)) MCFG_Z80SIO_OUT_RTSB_CB(DEVWRITELINE("rs232b", rs232_port_device, write_rts)) MCFG_DEVICE_ADD("stc", AM9513, 4000000) MCFG_AM9513_OUT4_CALLBACK(DEVWRITELINE("mpsc", i8274_new_device, rxca_w)) MCFG_DEVCB_CHAIN_OUTPUT(DEVWRITELINE("mpsc", i8274_new_device, txca_w)) MCFG_AM9513_OUT5_CALLBACK(DEVWRITELINE("mpsc", i8274_new_device, rxcb_w)) MCFG_DEVCB_CHAIN_OUTPUT(DEVWRITELINE("mpsc", i8274_new_device, txcb_w)) MCFG_RS232_PORT_ADD("rs232a", default_rs232_devices, "terminal") MCFG_RS232_RXD_HANDLER(DEVWRITELINE("mpsc", i8274_new_device, rxa_w)) MCFG_RS232_DSR_HANDLER(DEVWRITELINE("mpsc", i8274_new_device, dcda_w)) MCFG_RS232_CTS_HANDLER(DEVWRITELINE("mpsc", i8274_new_device, ctsa_w)) MCFG_RS232_PORT_ADD("rs232b", default_rs232_devices, nullptr) MCFG_RS232_RXD_HANDLER(DEVWRITELINE("mpsc", i8274_new_device, rxb_w)) MCFG_RS232_DSR_HANDLER(DEVWRITELINE("mpsc", i8274_new_device, dcdb_w)) MCFG_RS232_CTS_HANDLER(DEVWRITELINE("mpsc", i8274_new_device, ctsb_w)) MACHINE_CONFIG_END /* ROM definition */ ROM_START( pm68k ) ROM_REGION16_BE(0x6000, "roms", 0) ROM_LOAD16_BYTE("u103", 0x00000, 0x1000, CRC(86d32d6c) SHA1(ce9c54b62c64c37ae9106fb06b8a2b2152d1ddf6) ) ROM_LOAD16_BYTE("u101", 0x00001, 0x1000, CRC(66607e54) SHA1(06f380fdeba13dc3aee826dd166f4bd3031febb9) ) ROM_LOAD16_BYTE("u104", 0x02000, 0x2000, CRC(ccd2ba4d) SHA1(5cdcf875e136aa9af5f150e0102cd209c496885e) ) ROM_LOAD16_BYTE("u102", 0x02001, 0x2000, CRC(48182abd) SHA1(a6e4fb62c5f04cb397c6c3294723ec1f7bc3b680) ) ROM_END /* Driver */ // YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS COMP( 198?, pm68k, 0, 0, pm68k, pm68k, pm68k_state, 0, "Callan Data Systems", "PM68K", MACHINE_NOT_WORKING | MACHINE_NO_SOUND_HW )