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-rw-r--r--src/mame/drivers/alphatpc16.cpp202
1 files changed, 202 insertions, 0 deletions
diff --git a/src/mame/drivers/alphatpc16.cpp b/src/mame/drivers/alphatpc16.cpp
new file mode 100644
index 00000000000..2b05bc5e273
--- /dev/null
+++ b/src/mame/drivers/alphatpc16.cpp
@@ -0,0 +1,202 @@
+// license:BSD-3-Clause
+// copyright-holders:Carl
+
+#include "emu.h"
+
+#include "cpu/i86/i86.h"
+#include "imagedev/floppy.h"
+#include "machine/wd_fdc.h"
+#include "video/ef9345.h"
+#include "machine/z80dart.h"
+#include "machine/pic8259.h"
+#include "machine/timer.h"
+#include "machine/ram.h"
+#include "sound/beep.h"
+#include "cpu/mcs48/mcs48.h"
+#include "cpu/z80/z80.h"
+#include "emupal.h"
+#include "screen.h"
+#include "speaker.h"
+
+class alphatpc16_state : public driver_device
+{
+public:
+ alphatpc16_state(const machine_config &mconfig, device_type type, const char *tag) :
+ driver_device(mconfig, type, tag),
+ m_maincpu(*this, "maincpu"),
+ m_pic8259(*this, "pic8259"),
+ m_ef9345(*this, "ef9345"),
+ m_beep(*this, "beeper"),
+ m_wdfdc(*this, "wdfdc"),
+ m_ram(*this, RAM_TAG)
+ { }
+
+public:
+ void alphatpc16(machine_config &config);
+
+private:
+ virtual void machine_start() override;
+
+ void apc16_io(address_map &map);
+ void apc16_map(address_map &map);
+ void apc16_z80_io(address_map &map);
+ void apc16_z80_map(address_map &map);
+ void ef9345(address_map &map);
+
+ DECLARE_READ8_MEMBER(p1_r);
+ DECLARE_WRITE8_MEMBER(p1_w);
+ DECLARE_READ8_MEMBER(p2_r);
+ DECLARE_WRITE8_MEMBER(p2_w);
+ DECLARE_READ8_MEMBER(host_scsi_r);
+ DECLARE_WRITE8_MEMBER(host_scsi_w);
+ DECLARE_READ8_MEMBER(flop_scsi_r);
+ DECLARE_WRITE8_MEMBER(flop_scsi_w);
+
+ required_device<cpu_device> m_maincpu;
+ required_device<pic8259_device> m_pic8259;
+ required_device<ef9345_device> m_ef9345;
+ required_device<beep_device> m_beep;
+ required_device<wd1770_device> m_wdfdc;
+ required_device<ram_device> m_ram;
+
+ u8 m_p1, m_p2;
+};
+
+void alphatpc16_state::machine_start()
+{
+ m_maincpu->space(AS_PROGRAM).install_ram(0, m_ram->size() - 1, m_ram->pointer());
+}
+
+WRITE8_MEMBER(alphatpc16_state::p1_w)
+{
+ if((data == 0xff) && !BIT(m_p2, 7))
+ m_p2 &= ~3; //??
+ m_p1 = data;
+}
+
+READ8_MEMBER(alphatpc16_state::p1_r)
+{
+ return m_p1;
+}
+
+WRITE8_MEMBER(alphatpc16_state::p2_w)
+{
+ m_beep->set_state(!BIT(data, 3));
+ m_pic8259->ir0_w(BIT(data, 5));
+ m_p2 = data;
+}
+
+READ8_MEMBER(alphatpc16_state::p2_r)
+{
+ return m_p2;
+}
+
+WRITE8_MEMBER(alphatpc16_state::host_scsi_w)
+{
+}
+
+READ8_MEMBER(alphatpc16_state::host_scsi_r)
+{
+ return 0;
+}
+
+WRITE8_MEMBER(alphatpc16_state::flop_scsi_w)
+{
+}
+
+READ8_MEMBER(alphatpc16_state::flop_scsi_r)
+{
+ return 0;
+}
+
+void alphatpc16_state::apc16_map(address_map &map)
+{
+ map(0x80020, 0x8002f).rw(m_ef9345, FUNC(ef9345_device::data_r), FUNC(ef9345_device::data_w));
+ map(0x82000, 0x82001).rw("i8741", FUNC(upi41_cpu_device::upi41_master_r), FUNC(upi41_cpu_device::upi41_master_w));
+ map(0x84000, 0x84003).rw("z80dart", FUNC(z80dart_device::ba_cd_r), FUNC(z80dart_device::ba_cd_w));
+ map(0x86000, 0x86001).rw(m_pic8259, FUNC(pic8259_device::read), FUNC(pic8259_device::write));
+ map(0x8a000, 0x8a003).rw(FUNC(alphatpc16_state::host_scsi_r), FUNC(alphatpc16_state::host_scsi_w));
+ map(0xf0000, 0xfffff).rom().region("bios", 0);
+}
+
+void alphatpc16_state::apc16_io(address_map &map)
+{
+}
+
+void alphatpc16_state::apc16_z80_map(address_map &map)
+{
+ map(0x0000, 0x3fff).rom().region("flop", 0);
+ map(0x4000, 0x47ff).ram();
+}
+
+void alphatpc16_state::apc16_z80_io(address_map &map)
+{
+ map.global_mask(0xff);
+ map(0x20, 0x23).rw(m_wdfdc, FUNC(wd1770_device::read), FUNC(wd1770_device::write));
+ map(0x62, 0x63) .rw(FUNC(alphatpc16_state::flop_scsi_r), FUNC(alphatpc16_state::flop_scsi_w));
+}
+
+static INPUT_PORTS_START( alphatpc16 )
+INPUT_PORTS_END
+
+void alphatpc16_state::alphatpc16(machine_config &config)
+{
+ /* basic machine hardware */
+ I8088(config, m_maincpu, 15_MHz_XTAL / 3);
+ m_maincpu->set_addrmap(AS_PROGRAM, &alphatpc16_state::apc16_map);
+ m_maincpu->set_addrmap(AS_IO, &alphatpc16_state::apc16_io);
+ m_maincpu->set_irq_acknowledge_callback(m_pic8259, FUNC(pic8259_device::inta_cb));
+
+ PIC8259(config, m_pic8259, 0);
+ m_pic8259->out_int_callback().set_inputline(m_maincpu, 0);
+
+ z80dart_device &dart(Z80DART(config, "z80dart", 15_MHz_XTAL / 3)); // clock?
+ dart.out_int_callback().set(m_pic8259, FUNC(pic8259_device::ir7_w));
+
+ cpu_device& z80(Z80(config, "z80", 8_MHz_XTAL / 2));
+ z80.set_addrmap(AS_PROGRAM, &alphatpc16_state::apc16_z80_map);
+ z80.set_addrmap(AS_IO, &alphatpc16_state::apc16_z80_io);
+ WD1770(config, m_wdfdc, 8_MHz_XTAL);
+
+ i8741a_device& i8741(I8741A(config, "i8741", 4.608_MHz_XTAL));
+ i8741.p1_in_cb().set(FUNC(alphatpc16_state::p1_r));
+ i8741.p1_out_cb().set(FUNC(alphatpc16_state::p1_w));
+ i8741.p2_in_cb().set(FUNC(alphatpc16_state::p2_r));
+ i8741.p2_out_cb().set(FUNC(alphatpc16_state::p2_w));
+
+ SPEAKER(config, "mono").front_center();
+ BEEP(config, "beeper", 1000).add_route(ALL_OUTPUTS, "mono", 1.00); // Unknown freq
+
+ screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
+ screen.set_refresh_hz(50);
+ screen.set_screen_update(m_ef9345, FUNC(ef9345_device::screen_update));
+ screen.set_size(492, 270);
+ screen.set_visarea(00, 492-1, 00, 270-1);
+ PALETTE(config, "palette").set_entries(8);
+
+ EF9345(config, m_ef9345, 0);
+ m_ef9345->set_palette_tag("palette");
+
+ TIMER(config, "scanline").configure_scanline(NAME([this](timer_device &t, void *ptr, s32 p){m_ef9345->update_scanline((uint16_t)p);}), screen, 0, 10);
+
+ // these are supported by the bios, they may not have been available on real hardware
+ RAM(config, m_ram).set_default_size("64K").set_extra_options("128K,192K,256K,384K,448K,512K");
+}
+
+ROM_START( alphatpc16 )
+ ROM_REGION(0x10000,"bios", 0)
+ ROM_LOAD("cdae03_04_16.bin", 0x0000, 0x8000, CRC(0ff5b549) SHA1(f5612e7864c06da586087645fed97c78e84a5d04))
+ ROM_LOAD("cdae02_07_15.bin", 0x8000, 0x8000, CRC(22fd3acb) SHA1(ddab380dd15326ca699d6b4b7f4bf7c1a9d498ea))
+
+ ROM_REGION(0x400, "i8741", 0)
+ ROM_LOAD("d8741ad.bin", 0x000, 0x400, CRC(e71d5d9f) SHA1(deda490491d3ee08f47bd23bb29dc92b3806d3f2))
+
+ ROM_REGION(0x4000, "flop", 0)
+ ROM_LOAD("cdae04_03_21.bin", 0x0000, 0x4000, CRC(11bc6551) SHA1(28c1f02fdc040035aba249c4ad21de9b5ec95298))
+
+ ROM_REGION( 0x4000, "ef9345", 0 )
+ ROM_LOAD( "charset.rom", 0x0000, 0x2000, BAD_DUMP CRC(b2f49eb3) SHA1(d0ef530be33bfc296314e7152302d95fdf9520fc) ) // from dcvg5k
+ROM_END
+
+COMP( 198?, alphatpc16, 0, 0, alphatpc16, alphatpc16, alphatpc16_state, empty_init, "Triumph-Adler", "alphatronic PC-16", MACHINE_NOT_WORKING | MACHINE_NO_SOUND)
+