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diff --git a/src/mame/drivers/dmax8000.cpp b/src/mame/drivers/dmax8000.cpp
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-// license:BSD-3-Clause
-// copyright-holders:Robbbert
-/******************************************************************************************************************
-
-Datamax 8000
-
-2016-07-24 Skeleton driver
-
-This computer was designed and made by Datamax Pty Ltd, in Manly, Sydney, Australia.
-
-It could have up to 4x 8 inch floppy drives, in the IBM format.
-There were a bunch of optional extras such as 256kB RAM, numeric coprocessor, RTC, etc.
-
-
-ToDo:
-- Parallel port
-- Centronics port
-- AUX serial port
-- FDC/FDD/HD setup - no schematics available of this section, so guessing...
-
-What there is of the schematic shows no sign of a daisy chain or associated interrupts.
-
-
-****************************************************************************************************************/
-
-#include "emu.h"
-#include "cpu/z80/z80.h"
-#include "imagedev/floppy.h"
-#include "machine/wd_fdc.h"
-#include "machine/z80daisy.h"
-#include "machine/z80pio.h"
-#include "machine/z80dart.h"
-#include "machine/z80ctc.h"
-#include "machine/mm58274c.h"
-#include "bus/rs232/rs232.h"
-
-
-
-class dmax8000_state : public driver_device
-{
-public:
- dmax8000_state(const machine_config &mconfig, device_type type, const char *tag)
- : driver_device(mconfig, type, tag)
- , m_maincpu(*this, "maincpu")
- , m_fdc(*this, "fdc")
- , m_floppy0(*this, "fdc:0")
- { }
-
- void dmax8000(machine_config &config);
-
- void init_dmax8000();
-
-private:
- DECLARE_MACHINE_RESET(dmax8000);
- DECLARE_WRITE8_MEMBER(port0c_w);
- DECLARE_WRITE8_MEMBER(port0d_w);
- DECLARE_WRITE8_MEMBER(port14_w);
- DECLARE_WRITE8_MEMBER(port40_w);
- DECLARE_WRITE_LINE_MEMBER(fdc_drq_w);
-
- void dmax8000_io(address_map &map);
- void dmax8000_mem(address_map &map);
-
- required_device<cpu_device> m_maincpu;
- required_device<fd1793_device> m_fdc;
- required_device<floppy_connector> m_floppy0;
-};
-
-
-WRITE_LINE_MEMBER( dmax8000_state::fdc_drq_w )
-{
- if (state) printf("DRQ ");
-}
-
-WRITE8_MEMBER( dmax8000_state::port0c_w )
-{
- printf("Port0c=%X\n", data);
- m_fdc->dden_w(BIT(data, 6));
- floppy_image_device *floppy = nullptr;
- if (BIT(data, 0)) floppy = m_floppy0->get_device();
- m_fdc->set_floppy(floppy);
- if (floppy)
- {
- floppy->mon_w(0);
- floppy->ss_w(0); // no idea
- }
-}
-
-WRITE8_MEMBER( dmax8000_state::port0d_w )
-{
- printf("Port0d=%X\n", data);
-}
-
-WRITE8_MEMBER( dmax8000_state::port14_w )
-{
- printf("Port14=%X\n", data);
-}
-
-WRITE8_MEMBER( dmax8000_state::port40_w )
-{
- membank("bankr0")->set_entry(BIT(data, 0));
-}
-
-void dmax8000_state::dmax8000_mem(address_map &map)
-{
- map(0x0000, 0x0fff).bankr("bankr0").bankw("bankw0");
- map(0x1000, 0xffff).ram();
-}
-
-void dmax8000_state::dmax8000_io(address_map &map)
-{
- map.global_mask(0xff);
- map.unmap_value_high();
- map(0x00, 0x03).rw(m_fdc, FUNC(fd1793_device::read), FUNC(fd1793_device::write));
- map(0x04, 0x07).rw("dart1", FUNC(z80dart_device::ba_cd_r), FUNC(z80dart_device::ba_cd_w));
- map(0x08, 0x0b).rw("ctc", FUNC(z80ctc_device::read), FUNC(z80ctc_device::write));
- map(0x0c, 0x0f).rw("pio1", FUNC(z80pio_device::read), FUNC(z80pio_device::write)); // fdd controls
- map(0x10, 0x13).rw("pio2", FUNC(z80pio_device::read), FUNC(z80pio_device::write)); // centronics & parallel ports
- map(0x14, 0x17).w(FUNC(dmax8000_state::port14_w)); // control lines for the centronics & parallel ports
- //map(0x18, 0x19).mirror(2).rw("am9511", FUNC(am9512_device::read), FUNC(am9512_device::write)); // optional numeric coprocessor
- //map(0x1c, 0x1d).mirror(2); // optional hard disk controller (1C=status, 1D=data)
- map(0x20, 0x23).rw("dart2", FUNC(z80dart_device::ba_cd_r), FUNC(z80dart_device::ba_cd_w));
- map(0x40, 0x40).w(FUNC(dmax8000_state::port40_w)); // memory bank control
- //map(0x60, 0x67) // optional IEEE488 GPIB
- map(0x70, 0x7f).rw("rtc", FUNC(mm58274c_device::read), FUNC(mm58274c_device::write)); // optional RTC
-}
-
-/* Input ports */
-static INPUT_PORTS_START( dmax8000 )
-INPUT_PORTS_END
-
-MACHINE_RESET_MEMBER( dmax8000_state, dmax8000 )
-{
- membank("bankr0")->set_entry(0); // point at rom
- membank("bankw0")->set_entry(0); // always write to ram
- m_maincpu->reset();
- m_maincpu->set_input_line_vector(0, 0xee); // Z80 - fdc vector
-}
-
-void dmax8000_state::init_dmax8000()
-{
- uint8_t *main = memregion("maincpu")->base();
-
- membank("bankr0")->configure_entry(1, &main[0x0000]);
- membank("bankr0")->configure_entry(0, &main[0x10000]);
- membank("bankw0")->configure_entry(0, &main[0x0000]);
-}
-
-static void floppies(device_slot_interface &device)
-{
- device.option_add("8dsdd", FLOPPY_8_DSDD);
-}
-
-
-void dmax8000_state::dmax8000(machine_config &config)
-{
- /* basic machine hardware */
- Z80(config, m_maincpu, 4'000'000); // no idea what crystal is used, but 4MHz clock is confirmed
- m_maincpu->set_addrmap(AS_PROGRAM, &dmax8000_state::dmax8000_mem);
- m_maincpu->set_addrmap(AS_IO, &dmax8000_state::dmax8000_io);
- MCFG_MACHINE_RESET_OVERRIDE(dmax8000_state, dmax8000)
-
- z80ctc_device &ctc(Z80CTC(config, "ctc", 4_MHz_XTAL));
- ctc.set_clk<0>(4_MHz_XTAL / 2); // 2MHz
- ctc.zc_callback<0>().set("dart1", FUNC(z80dart_device::rxca_w));
- ctc.zc_callback<0>().append("dart1", FUNC(z80dart_device::txca_w));
- ctc.zc_callback<0>().append("dart2", FUNC(z80dart_device::rxca_w));
- ctc.zc_callback<0>().append("dart2", FUNC(z80dart_device::txca_w));
- ctc.set_clk<1>(4_MHz_XTAL / 2); // 2MHz
- ctc.zc_callback<1>().set("dart2", FUNC(z80dart_device::rxtxcb_w));
- ctc.set_clk<2>(4_MHz_XTAL / 2); // 2MHz
- ctc.zc_callback<2>().set("dart1", FUNC(z80dart_device::rxtxcb_w));
-
- z80dart_device& dart1(Z80DART(config, "dart1", 4'000'000)); // A = terminal; B = aux
- dart1.out_txda_callback().set("rs232", FUNC(rs232_port_device::write_txd));
- dart1.out_dtra_callback().set("rs232", FUNC(rs232_port_device::write_dtr));
- dart1.out_rtsa_callback().set("rs232", FUNC(rs232_port_device::write_rts));
-
- rs232_port_device &rs232(RS232_PORT(config, "rs232", default_rs232_devices, "terminal"));
- rs232.rxd_handler().set("dart1", FUNC(z80dart_device::rxa_w));
- rs232.dcd_handler().set("dart1", FUNC(z80dart_device::dcda_w));
- rs232.ri_handler().set("dart1", FUNC(z80dart_device::ria_w));
- rs232.cts_handler().set("dart1", FUNC(z80dart_device::ctsa_w));
-
- Z80DART(config, "dart2", 4'000'000); // RS232 ports
-
- z80pio_device& pio1(Z80PIO(config, "pio1", 4'000'000));
- pio1.out_pa_callback().set(FUNC(dmax8000_state::port0c_w));
- pio1.out_pb_callback().set(FUNC(dmax8000_state::port0d_w));
-
- Z80PIO(config, "pio2", 4'000'000);
-
- FD1793(config, m_fdc, 2'000'000); // no idea
- m_fdc->intrq_wr_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
- m_fdc->drq_wr_callback().set(FUNC(dmax8000_state::fdc_drq_w));
- FLOPPY_CONNECTOR(config, "fdc:0", floppies, "8dsdd", floppy_image_device::default_floppy_formats).enable_sound(true);
-
- mm58274c_device &rtc(MM58274C(config, "rtc", 0)); // MM58174
- // this is all guess
- rtc.set_mode24(0); // 12 hour
- rtc.set_day1(1); // monday
-}
-
-
-/* ROM definition */
-ROM_START( dmax8000 )
- ROM_REGION( 0x11000, "maincpu", 0 )
- ROM_LOAD( "rev1_0.rom", 0x10000, 0x001000, CRC(acbec83f) SHA1(fce0a4307a791250dbdc6bb6a190f7fec3619d82) )
- // ROM_LOAD( "rev1_1.rom", 0x10000, 0x001000, CRC(2eb98a61) SHA1(cdd9a58f63ee7e3d3dd1c4ae3fd4376b308fd10f) ) // this is a hacked rom to speed up the serial port
-ROM_END
-
-/* Driver */
-
-// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
-COMP( 1981, dmax8000, 0, 0, dmax8000, dmax8000, dmax8000_state, init_dmax8000, "Datamax", "Datamax 8000", MACHINE_NOT_WORKING )