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Diffstat (limited to 'src/mame/drivers/qvt70.cpp')
-rw-r--r--src/mame/drivers/qvt70.cpp428
1 files changed, 0 insertions, 428 deletions
diff --git a/src/mame/drivers/qvt70.cpp b/src/mame/drivers/qvt70.cpp
deleted file mode 100644
index 2e40ec44d68..00000000000
--- a/src/mame/drivers/qvt70.cpp
+++ /dev/null
@@ -1,428 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders: Dirk Best
-/****************************************************************************
-
- Qume QVT-70/QVT-82 terminal
-
- QVT-70:
- - Z80 (Z8040008VSC)
- - Z80 DART (Z0847006PSC)
- - QUME 303489-01 QFP144
- - DTC 801000-02 QFP100
- - ROM 128k + 64k
- - CXK5864CM-70LL (8k, next to ROMs)
- - W242575-70LL (32k) + 5x CXK5864CM-70LL (8k)
- - DS1231
- - Beeper + Battery
- - XTAL unreadable
-
- Features:
- - 65 hz with 16x16 characters
- - 78 hz with 16x13 characters
- - 64 background/foreground colors
- - 80/132 columns
-
- QVT-82:
- - Z80 (Z0840008PSC)
- - Z80 DART (Z0847006PSC)
- - QUME 303489-01 QFP144
- - ROM 64k * 2
- - RAM 8k UM6264AK-10L (above Z80) + 8k UM6264K-70L * 3 (below Z80)
- - DS1231
- - 54.2857MHz XTAL
- - Battery
-
-****************************************************************************/
-
-#include "emu.h"
-#include "cpu/z80/z80.h"
-#include "machine/z80sio.h"
-#include "bus/centronics/ctronics.h"
-#include "bus/rs232/rs232.h"
-#include "emupal.h"
-#include "screen.h"
-
-class qvt70_state : public driver_device
-{
-public:
- qvt70_state(const machine_config &mconfig, device_type type, const char *tag)
- : driver_device(mconfig, type, tag),
- m_maincpu(*this, "maincpu"),
- m_rombank(*this, "rom"),
- m_rambank(*this, "ram%d", 0U),
- m_gfxdecode(*this, "gfxdecode")
- { }
-
- void qvt70(machine_config &config);
-
-protected:
- virtual void machine_start() override;
- virtual void machine_reset() override;
-
-private:
- required_device<cpu_device> m_maincpu;
- required_memory_bank m_rombank;
- required_memory_bank_array<2> m_rambank;
- required_device<gfxdecode_device> m_gfxdecode;
-
- void mem_map(address_map &map);
- void io_map(address_map &map);
-
- uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
- void vblank_w(int state);
-
- void rombank_w(uint8_t data);
-
- // gate array
- void voffset_lsb_w(uint8_t data);
- void voffset_msb_w(uint8_t data);
- uint8_t unk_1d_r();
- void unk_1d_w(uint8_t data);
- uint8_t unk_1e_r();
- void unk_1e_w(uint8_t data);
- void unk_1f_w(uint8_t data);
- uint8_t unk_32_r();
- void unk_42_w(uint8_t data);
- void unk_60_w(uint8_t data);
-
- std::unique_ptr<uint8_t[]> m_ram;
-
- uint8_t m_1d, m_1e, m_1f;
- bool m_nmi_enable;
-
- uint16_t m_voffset;
-};
-
-void qvt70_state::mem_map(address_map &map)
-{
- map(0x0000, 0x7fff).bankr("rom");
- map(0x8000, 0x8000).w(FUNC(qvt70_state::rombank_w));
- map(0xa000, 0xbfff).ram();
- map(0xc000, 0xdfff).bankrw("ram0");
- map(0xe000, 0xffff).bankrw("ram1");
-}
-
-void qvt70_state::io_map(address_map &map)
-{
- map.global_mask(0xff);
-// map(0x07, 0x07) // ? (set to 0x5d)
-// map(0x08, 0x08) // ? (set to 0x00)
-// map(0x09, 0x09) // ? (set to 0x00)
- map(0x0a, 0x0a).w(FUNC(qvt70_state::voffset_lsb_w));
- map(0x0b, 0x0b).w(FUNC(qvt70_state::voffset_msb_w));
-// map(0x0c, 0x0c) // ? (set to 0x5e then 0x67)
-// map(0x0d, 0x0d) // ? (set to 0x0c then 0x04)
-// map(0x0e, 0x0e) // ? (set to 0x0f then 0x07)
-// map(0x0f, 0x0f) // ? (set to 0x06 then 0x07)
-// map(0x10, 0x10) // columns? (set to 0x50 = 80)
-// map(0x11, 0x11) // columns? (set to 0x84 = 132)
-// map(0x12, 0x12) // ? (set to 0x31 = 49)
-// map(0x13, 0x13) // rows? (set to 0x19 = 25)
-// map(0x14, 0x14) // ? (set to 0x39 = 57)
-// map(0x15, 0x15) // ? (set to 0x60 = 96)
-// map(0x16, 0x16) // ? (set to 0x39 = 57)
-// map(0x17, 0x17) // debug output? (used during memtest)
-// map(0x18, 0x18) // ? (set to 0x20 = 32)
-// map(0x19, 0x19) // ? (set to 0x0f = 15)
-// map(0x1a, 0x1a) // ? (set to 0x00 then 0xff)
-// map(0x1b, 0x1b) // ? (set to 0x20 = 32)
-// map(0x1c, 0x1c) // ? (set to 0x50 then 0xff)
- map(0x1d, 0x1d).rw(FUNC(qvt70_state::unk_1d_r), FUNC(qvt70_state::unk_1d_w)); // ram banking? status?
- map(0x1e, 0x1e).rw(FUNC(qvt70_state::unk_1e_r), FUNC(qvt70_state::unk_1e_w)); // ram banking?
- map(0x1f, 0x1f).w(FUNC(qvt70_state::unk_1f_w));
-// map(0x20, 0x20) // ? (set to 0x00)
-// map(0x21, 0x21) // ? (set to 0x00)
-// map(0x22, 0x22) // ? (set to 0x00)
-// map(0x23, 0x23) // ? (set to 0x00)
-// map(0x24, 0x24) // ? (set to 0x00)
-// map(0x25, 0x25) // ? (set to 0xa0)
-// map(0x26, 0x26) // ? (set to 0xff)
-// map(0x27, 0x27) // ? (set to 0x80)
-// map(0x28, 0x28) // ? (set to 0x9f)
- // 29-31
- map(0x32, 0x32).r(FUNC(qvt70_state::unk_32_r)); // keyboard data?
- // 33-41
- map(0x42, 0x42).w(FUNC(qvt70_state::unk_42_w)); // nmi enable?
- // 43-54
- map(0x60, 0x60).w(FUNC(qvt70_state::unk_60_w)); // nmi enable?
- // 61-6f
- map(0x80, 0x83).rw("dart", FUNC(z80dart_device::ba_cd_r), FUNC(z80dart_device::ba_cd_w));
-}
-
-static INPUT_PORTS_START( qvt70 )
- PORT_START("1d")
- PORT_DIPUNKNOWN_DIPLOC(0x01, 0x00, "1d:1")
- PORT_DIPUNKNOWN_DIPLOC(0x02, 0x02, "1d:2")
- PORT_DIPUNKNOWN_DIPLOC(0x04, 0x00, "1d:3")
- PORT_DIPUNKNOWN_DIPLOC(0x08, 0x00, "1d:4")
- PORT_DIPUNKNOWN_DIPLOC(0x10, 0x00, "1d:5")
- PORT_DIPUNKNOWN_DIPLOC(0x20, 0x00, "1d:6")
- PORT_DIPUNKNOWN_DIPLOC(0x40, 0x00, "1d:7")
- PORT_DIPUNKNOWN_DIPLOC(0x80, 0x00, "1d:8")
-
- PORT_START("1e")
- PORT_DIPUNKNOWN_DIPLOC(0x01, 0x00, "1e:1")
- PORT_DIPUNKNOWN_DIPLOC(0x02, 0x00, "1e:2")
- PORT_DIPUNKNOWN_DIPLOC(0x04, 0x00, "1e:3")
- PORT_DIPUNKNOWN_DIPLOC(0x08, 0x00, "1e:4")
- PORT_DIPUNKNOWN_DIPLOC(0x10, 0x00, "1e:5")
- PORT_DIPUNKNOWN_DIPLOC(0x20, 0x00, "1e:6")
- PORT_DIPUNKNOWN_DIPLOC(0x40, 0x00, "1e:7")
- PORT_DIPUNKNOWN_DIPLOC(0x80, 0x00, "1e:8")
-
- PORT_START("32")
- PORT_DIPUNKNOWN_DIPLOC(0x01, 0x00, "32:1")
- PORT_DIPUNKNOWN_DIPLOC(0x02, 0x00, "32:2")
- PORT_DIPUNKNOWN_DIPLOC(0x04, 0x00, "32:3")
- PORT_DIPUNKNOWN_DIPLOC(0x08, 0x00, "32:4")
- PORT_DIPUNKNOWN_DIPLOC(0x10, 0x00, "32:5")
- PORT_DIPUNKNOWN_DIPLOC(0x20, 0x00, "32:6")
- PORT_DIPUNKNOWN_DIPLOC(0x40, 0x00, "32:7")
- PORT_DIPUNKNOWN_DIPLOC(0x80, 0x00, "32:8")
-INPUT_PORTS_END
-
-static const gfx_layout char_layout_8x16 =
-{
- 8, 16,
- 256,
- 1,
- { 0 },
- { STEP8(0, 1) },
- { STEP16(0, 8) },
- 8*16
-};
-
-static const gfx_layout char_layout_8x9 =
-{
- 8, 9,
- 256,
- 1,
- { 0 },
- { STEP8(0, 1) },
- { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8, 8*8 },
- 8*16
-};
-
-static GFXDECODE_START(chars)
- GFXDECODE_RAM(nullptr, 0, char_layout_8x16, 0, 1)
- GFXDECODE_RAM(nullptr, 0, char_layout_8x9, 0, 1)
-GFXDECODE_END
-
-uint32_t qvt70_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
-{
- if (m_voffset == 0)
- return 0;
-
- for (int y = 0; y < 27; y++)
- {
- for (int x = 0; x < 132; x++)
- {
- uint8_t code = m_maincpu->space(AS_PROGRAM).read_byte(m_voffset + (y * 132) + x);
-
- // draw 16 lines
- for (int i = 0; i < 16; i++)
- {
- uint8_t data = m_ram[0x2000 * 7 | ((code << 4) + i)];
-
- // 8 pixels of the character
- for (int p = 0; p < 8; p++)
- bitmap.pix(y * 16 + i, x * 8 + p) = BIT(data, 7 - p) ? rgb_t::white() : rgb_t::black();
- }
- }
- }
-
- return 0;
-}
-
-void qvt70_state::vblank_w(int state)
-{
- if (state == 1 && m_nmi_enable)
- m_maincpu->pulse_input_line(INPUT_LINE_NMI, attotime::zero);
-}
-
-void qvt70_state::voffset_lsb_w(uint8_t data)
-{
- m_voffset = (m_voffset & 0xff00) | data;
-}
-
-void qvt70_state::voffset_msb_w(uint8_t data)
-{
- m_voffset = (data << 8) | (m_voffset & 0x00ff);
- logerror("voffset = %04x\n", m_voffset);
-}
-
-uint8_t qvt70_state::unk_1d_r()
-{
- // 7654---- unknown
- // ----3--- data available on io port 32
- // -----210 unknown
-
- uint8_t val = 0;
- val = ioport("1d")->read();
-// val = machine().rand();
- logerror("1d read: %02x\n", val);
-
- return val;
-}
-
-void qvt70_state::unk_1d_w(uint8_t data)
-{
- logerror("1d = %02x\n", data);
-
- m_1d = data;
-
- // banking is likely wrong
-
- // the vram test sets 1d = 04 and wants c000-dfff and e000-ffff to
- // point to the same area
-
- // c000-dfff
- switch (data & 0x0c)
- {
- case 0x00: m_rambank[0]->set_entry(0); break;
- case 0x04: m_rambank[0]->set_entry(1); break;
- case 0x08: m_rambank[0]->set_entry(2); break;
- case 0x0c: m_rambank[0]->set_entry(3); break;
- }
-
- // e000-ffff
- switch (data & 0xc0)
- {
- case 0x00: m_rambank[1]->set_entry(1); break;
- case 0x40: m_rambank[1]->set_entry(4 + BIT(m_1e, 3)); break;
- case 0x80: m_rambank[1]->set_entry(6 + BIT(m_1e, 2)); break;
- case 0xc0: m_rambank[1]->set_entry(8); break;
- }
-}
-
-uint8_t qvt70_state::unk_1e_r()
-{
- uint8_t val = 0;
- val = ioport("1e")->read();
-// val = machine().rand();
- logerror("1e read: %02x\n", val);
-
- return val;
-}
-
-void qvt70_state::unk_1e_w(uint8_t data)
-{
- logerror("1e = %02x\n", data);
- m_1e = data;
-}
-
-void qvt70_state::unk_1f_w(uint8_t data)
-{
- logerror("1f = %02x\n", data);
- m_1f = data;
-}
-
-uint8_t qvt70_state::unk_32_r()
-{
- uint8_t val = 0;
- val = ioport("32")->read();
-// val = machine().rand();
- logerror("32 read: %02x\n", val);
-
- return val;
-}
-
-void qvt70_state::unk_42_w(uint8_t data)
-{
- logerror("42 = %02x\n", data);
- m_nmi_enable = bool(BIT(data, 0));
-}
-
-void qvt70_state::unk_60_w(uint8_t data)
-{
- logerror("60 = %02x\n", data);
-// m_nmi_enable = bool(BIT(data, 7));
-}
-
-void qvt70_state::rombank_w(uint8_t data)
-{
- if (data & ~0x19)
- logerror("rombank_w: %02x\n", data);
-
- // 765----- unknown
- // ---43--- bankswitching
- // -----21- unknown
- // -------0 bankswitching
-
- switch (data & 0x19)
- {
- case 0x00: m_rombank->set_entry(0); break;
- case 0x08: m_rombank->set_entry(1); break;
- case 0x10: m_rombank->set_entry(2); break;
- case 0x18: m_rombank->set_entry(3); break;
- case 0x01: m_rombank->set_entry(4); break;
- case 0x11: m_rombank->set_entry(5); break;
-
- default:
- logerror("Unknown ROM bank: %02x\n", data);
- }
-}
-
-void qvt70_state::machine_start()
-{
- m_rombank->configure_entries(0, 6, memregion("maincpu")->base(), 0x8000);
-
- m_ram = std::make_unique<uint8_t[]>(0x12000);
- m_rambank[0]->configure_entries(0, 9, &m_ram[0], 0x2000);
- m_rambank[1]->configure_entries(0, 9, &m_ram[0], 0x2000);
-
- m_gfxdecode->gfx(0)->set_source(&m_ram[0x2000*7 + 0x0000]);
- m_gfxdecode->gfx(1)->set_source(&m_ram[0x2000*7 + 0x1000]);
-
- save_pointer(NAME(m_ram), 0x12000);
-}
-
-void qvt70_state::machine_reset()
-{
- m_nmi_enable = false;
-}
-
-void qvt70_state::qvt70(machine_config &config)
-{
- Z80(config, m_maincpu, 8'000'000);
- m_maincpu->set_addrmap(AS_PROGRAM, &qvt70_state::mem_map);
- m_maincpu->set_addrmap(AS_IO, &qvt70_state::io_map);
-
- screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
- screen.set_refresh_hz(70);
- screen.set_vblank_time(ATTOSECONDS_IN_USEC(2500)); // not accurate
- screen.set_screen_update(FUNC(qvt70_state::screen_update));
- screen.set_size(1056, 432);
- screen.set_visarea(0, 1056-1, 0, 432-1);
- screen.screen_vblank().set(FUNC(qvt70_state::vblank_w));
-
- PALETTE(config, "palette").set_entries(64);
-
- GFXDECODE(config, m_gfxdecode, "palette", chars);
-
- Z80DART(config, "dart", 4'000'000);
- // dart irq connected to maincpu int
-
- // 25-pin (dcd, rxd, txd, dtr, dsr, rts, cts and current loop)
- RS232_PORT(config, "serial1", default_rs232_devices, nullptr);
-
- // 9-pin (dcd, rxd, txd, dtr, dsr, rts, cts)
- RS232_PORT(config, "serial2", default_rs232_devices, nullptr);
-
- CENTRONICS(config, "parallel", centronics_devices, nullptr);
-}
-
-ROM_START( qvt70 )
- ROM_REGION(0x30000, "maincpu", 0)
- ROM_LOAD( "251513-03_revj.u11", 0x00000, 0x20000, CRC(c56796fe) SHA1(afe024ff93d5e75dc18041219d61e1a22fc6d883) ) // 251513-03 C/S:D1DA 95' REV.J (checksum matches)
- ROM_LOAD( "251513-04_revj.u12", 0x20000, 0x10000, CRC(3960bbd5) SHA1(9db306cef09be21ff43c081ebe11e9b46f617861) ) // 251513-04 C/S:18D0 95' REV.J (checksum matches)
-ROM_END
-
-ROM_START( qvt82 )
- ROM_REGION(0x30000, "maincpu", 0)
- ROM_LOAD( "304229-02d_revd.u6", 0x00000, 0x10000, CRC(597431df) SHA1(10c4669b759dd7cfd6746e54dc12807197cf841a) ) // 304229-02D QVT-82 REV. D U6 (BF7F) (checksum matches)
- ROM_LOAD( "304229-01d_revd.u5", 0x20000, 0x10000, CRC(9ebd09b6) SHA1(ef9f002016d05b770e7b66d15f05fc286bd022d9) ) // 304229-01D QVT-82 REV. D U5 (462B) (checksum matches)
-ROM_END
-
-COMP( 1992, qvt70, 0, 0, qvt70, qvt70, qvt70_state, empty_init, "Qume", "QVT-70", MACHINE_NOT_WORKING | MACHINE_NO_SOUND )
-COMP( 1993, qvt82, 0, 0, qvt70, qvt70, qvt70_state, empty_init, "Qume", "QVT-82", MACHINE_NOT_WORKING | MACHINE_NO_SOUND )