// license:BSD-3-Clause // copyright-holders:Robbbert /*************************************************************************** Contel Codata Corporation Codata 2010-01-11 Skeleton driver. 2013-08-26 Connected to a terminal. Chips: uPD7201C, AM9513, SCN68000. Crystal: 16 MHz ****************************************************************************/ #include "emu.h" #include "cpu/m68000/m68000.h" #include "bus/rs232/rs232.h" #include "machine/am9513.h" #include "machine/z80sio.h" class codata_state : public driver_device { public: codata_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 codata(machine_config &config); void mem_map(address_map &map); private: virtual void machine_reset() override; required_shared_ptr m_p_base; required_device m_maincpu; }; void codata_state::mem_map(address_map &map) { map.unmap_value_high(); map(0x000000, 0x1fffff).ram().share("rambase"); map(0x200000, 0x203fff).rom().region("user1", 0); map(0x400000, 0x403fff).rom().region("user1", 0x4000); map(0x600000, 0x600007).mirror(0x1ffff8).rw("uart", FUNC(upd7201_new_device::ba_cd_r), FUNC(upd7201_new_device::ba_cd_w)).umask16(0xff00); map(0x800000, 0x800003).mirror(0x1ffffc).rw("timer", FUNC(am9513_device::read16), FUNC(am9513_device::write16)); map(0xe00000, 0xe00001).mirror(0x1ffffe).portr("INPUT"); //AM_RANGE(0xa00000, 0xbfffff) page map (rw) //AM_RANGE(0xc00000, 0xdfffff) segment map (rw), context register (r) //AM_RANGE(0xe00000, 0xffffff) context register (w), 16-bit parallel input port (r) } /* Input ports */ static INPUT_PORTS_START( codata ) PORT_START("INPUT") PORT_BIT( 0xffff, IP_ACTIVE_LOW, IPT_UNKNOWN ) INPUT_PORTS_END void codata_state::machine_reset() { uint8_t* RAM = memregion("user1")->base(); memcpy(m_p_base, RAM, 16); m_maincpu->reset(); } MACHINE_CONFIG_START(codata_state::codata) /* basic machine hardware */ MCFG_DEVICE_ADD("maincpu",M68000, XTAL(16'000'000) / 2) MCFG_DEVICE_PROGRAM_MAP(mem_map) MCFG_DEVICE_ADD("uart", UPD7201_NEW, XTAL(16'000'000) / 4) MCFG_Z80SIO_OUT_TXDA_CB(WRITELINE("rs423a", rs232_port_device, write_txd)) MCFG_Z80SIO_OUT_DTRA_CB(WRITELINE("rs423a", rs232_port_device, write_dtr)) MCFG_Z80SIO_OUT_RTSA_CB(WRITELINE("rs423a", rs232_port_device, write_rts)) MCFG_Z80SIO_OUT_TXDB_CB(WRITELINE("rs423b", rs232_port_device, write_txd)) MCFG_Z80SIO_OUT_INT_CB(INPUTLINE("maincpu", M68K_IRQ_5)) MCFG_DEVICE_ADD("timer", AM9513A, XTAL(16'000'000) / 4) MCFG_AM9513_OUT1_CALLBACK(NOOP) // Timer 1 = "Abort/Reset" (watchdog) MCFG_AM9513_OUT2_CALLBACK(INPUTLINE("maincpu", M68K_IRQ_6)) // Timer 2 MCFG_AM9513_OUT3_CALLBACK(INPUTLINE("maincpu", M68K_IRQ_7)) // Refresh MCFG_AM9513_OUT4_CALLBACK(WRITELINE("uart", upd7201_new_device, rxca_w)) MCFG_DEVCB_CHAIN_OUTPUT(WRITELINE("uart", upd7201_new_device, txca_w)) MCFG_AM9513_OUT5_CALLBACK(WRITELINE("uart", upd7201_new_device, rxcb_w)) MCFG_DEVCB_CHAIN_OUTPUT(WRITELINE("uart", upd7201_new_device, txcb_w)) MCFG_DEVICE_ADD("rs423a", RS232_PORT, default_rs232_devices, "terminal") MCFG_RS232_RXD_HANDLER(WRITELINE("uart", upd7201_new_device, rxa_w)) MCFG_RS232_DSR_HANDLER(WRITELINE("uart", upd7201_new_device, dcda_w)) MCFG_RS232_CTS_HANDLER(WRITELINE("uart", upd7201_new_device, ctsa_w)) MCFG_DEVICE_ADD("rs423b", RS232_PORT, default_rs232_devices, nullptr) MCFG_RS232_RXD_HANDLER(WRITELINE("uart", upd7201_new_device, rxb_w)) MACHINE_CONFIG_END /* ROM definition */ ROM_START( codata ) ROM_REGION( 0x8000, "user1", ROMREGION_ERASEFF ) ROM_LOAD16_BYTE( "27-0042-01a boot 00 u101 rev 3.6.2 9-28-83.u101", 0x0000, 0x2000, CRC(70014b16) SHA1(19a82000894d79817358d40ae520200e976be310)) ROM_LOAD16_BYTE( "27-0043-01a boot 01 u102 rev 3.6.2 9-28-83.u102", 0x4000, 0x2000, CRC(fca9c314) SHA1(2f8970fad479000f28536003867066d6df9e33d9)) ROM_LOAD16_BYTE( "27-0044-01a boot e0 u103 rev 3.6.2 9-28-83.u103", 0x0001, 0x2000, CRC(dc5d5cea) SHA1(b3e9248abf89d674c463d21d2f7be34508cf16c2)) ROM_LOAD16_BYTE( "27-0045-01a boot e1 u104 rev 3.6.2 9-28-83.u104", 0x4001, 0x2000, CRC(a937e7b3) SHA1(d809bbd437fe7d925325958072b9e0dc33dd36a6)) ROM_REGION( 0x240, "proms", 0 ) ROM_LOAD( "p0.u502", 0x0000, 0x0020, CRC(20eb1183) SHA1(9b268792b28d858d6b6a1b6c4148af88a8d6b735) ) ROM_LOAD( "p1.u602", 0x0020, 0x0020, CRC(ee1e5a14) SHA1(0d3346cb3b647fa2475bd7b4fa36ea6ecfdaf805) ) ROM_LOAD( "p2.u503", 0x0040, 0x0200, CRC(12d9a6be) SHA1(fca99f9c5afc630ac67cbd4e5ba4e5242b826848) ) ROM_END /* Driver */ // YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS COMP( 1982, codata, 0, 0, codata, codata, codata_state, empty_init, "Contel Codata Corporation", "Codata", MACHINE_NOT_WORKING | MACHINE_NO_SOUND )