diff options
Diffstat (limited to 'src/mame/drivers/tavernie.cpp')
-rw-r--r-- | src/mame/drivers/tavernie.cpp | 426 |
1 files changed, 0 insertions, 426 deletions
diff --git a/src/mame/drivers/tavernie.cpp b/src/mame/drivers/tavernie.cpp deleted file mode 100644 index 9cec7765635..00000000000 --- a/src/mame/drivers/tavernie.cpp +++ /dev/null @@ -1,426 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders: Robbbert -/********************************************************************************* - - Tavernier CPU09 and IVG09 (Realisez votre ordinateur individuel) - - 2013-12-08 Skeleton driver. - - This system was described in a French computer magazine "Micro-Informatique". - - CPU09 includes 6809, 6821, 6840, 6850, cassette, rs232 - IVG09 includes 6845, another 6821, beeper - IFD09 includes WD1795 - -ToDo: - - Attributes ram - - Graphics - - Character rom is not dumped - - Graphics rom is not dumped - - 3x 7611 proms not dumped - - Test FDC - - Need software - - Cassette is coded correctly, but slight timing differences mean a byte - here and there gets corrupted on load. The file loads correctly on the - super80. - -List of commands (must be in UPPERCASE): -A - Memory transfer -B - breakpoint management -C - call a user subroutine -D - Dump memory (^X to break) -G - coding of indexed addresses -I - memory initialisation -L - Load cassette -M - examine/modify memory -N - terminal adaptation (??) -O - calculation of displacements -P - Save cassette -Q - printer activation -R - Display/Alter Registers -S - automatic inhibition of single-step -T - single-step operation -U - memory page change -V - Verify cassette -W - definition of a window -X - DOS loading from TAVBUG09 -Y - launch of DOS since TAVBUG09 -Z - more scan lines per row (cursor is bigger) -/ - fast memory exam - - multiple single-steps - - -**********************************************************************************/ - -#include "emu.h" - -#include "bus/rs232/rs232.h" -#include "cpu/m6809/m6809.h" -#include "imagedev/cassette.h" -#include "imagedev/floppy.h" -#include "machine/6821pia.h" -#include "machine/6840ptm.h" -#include "machine/6850acia.h" -#include "machine/timer.h" -#include "machine/keyboard.h" -#include "machine/wd_fdc.h" -#include "sound/beep.h" -#include "video/mc6845.h" - -#include "emupal.h" -#include "screen.h" -#include "speaker.h" - -#include "tavernie.lh" - -class tavernie_state : public driver_device -{ -public: - tavernie_state(const machine_config &mconfig, device_type type, const char *tag) - : driver_device(mconfig, type, tag) - , m_p_videoram(*this, "videoram") - , m_cass(*this, "cassette") - , m_pia0(*this, "pia0") - , m_pia1(*this, "pia1") - , m_fdc(*this, "fdc") - , m_floppy0(*this, "fdc:0") - , m_beep(*this, "beeper") - , m_maincpu(*this, "maincpu") - , m_palette(*this, "palette") - , m_p_chargen(*this, "chargen") - { - } - - void ivg09(machine_config &config); - void cpu09(machine_config &config); - -private: - DECLARE_READ_LINE_MEMBER(ca1_r); - DECLARE_READ8_MEMBER(pa_r); - DECLARE_WRITE8_MEMBER(pa_w); - DECLARE_WRITE8_MEMBER(pb_w); - DECLARE_WRITE8_MEMBER(pa_ivg_w); - TIMER_DEVICE_CALLBACK_MEMBER(kansas_r); - DECLARE_READ8_MEMBER(pb_ivg_r); - void kbd_put(u8 data); - DECLARE_WRITE8_MEMBER(ds_w); - DECLARE_MACHINE_RESET(cpu09); - DECLARE_MACHINE_RESET(ivg09); - MC6845_UPDATE_ROW(crtc_update_row); - - void cpu09_mem(address_map &map); - void ivg09_mem(address_map &map); - - uint8_t m_term_data; - uint8_t m_pa; - bool m_cassold; - optional_shared_ptr<uint8_t> m_p_videoram; - required_device<cassette_image_device> m_cass; - required_device<pia6821_device> m_pia0; - optional_device<pia6821_device> m_pia1; - optional_device<fd1795_device> m_fdc; - optional_device<floppy_connector> m_floppy0; - optional_device<beep_device> m_beep; - required_device<cpu_device> m_maincpu; - optional_device<palette_device> m_palette; - optional_region_ptr<u8> m_p_chargen; -}; - - -void tavernie_state::cpu09_mem(address_map &map) -{ - map.unmap_value_high(); - map(0x1000, 0x2081).noprw(); - map(0xeb00, 0xeb03).rw(m_pia0, FUNC(pia6821_device::read), FUNC(pia6821_device::write)); - map(0xeb04, 0xeb05).rw("acia", FUNC(acia6850_device::read), FUNC(acia6850_device::write)); - map(0xeb08, 0xeb0f).rw("ptm", FUNC(ptm6840_device::read), FUNC(ptm6840_device::write)); - map(0xec00, 0xefff).ram(); // 1Kx8 RAM MK4118 - map(0xf000, 0xffff).rom().region("roms", 0); -} - -void tavernie_state::ivg09_mem(address_map &map) -{ - map.unmap_value_high(); - cpu09_mem(map); - map(0x1000, 0x1fff).ram().share("videoram"); - map(0x2000, 0x2003).rw(m_pia1, FUNC(pia6821_device::read), FUNC(pia6821_device::write)); - map(0x2080, 0x2080).rw("crtc", FUNC(mc6845_device::status_r), FUNC(mc6845_device::address_w)); - map(0x2081, 0x2081).rw("crtc", FUNC(mc6845_device::register_r), FUNC(mc6845_device::register_w)); - map(0xe000, 0xe003).rw(m_fdc, FUNC(fd1795_device::read), FUNC(fd1795_device::write)); - map(0xe080, 0xe080).w(FUNC(tavernie_state::ds_w)); -} - - -/* Input ports */ -static INPUT_PORTS_START( cpu09 ) - PORT_START("DSW") - PORT_DIPNAME( 0x01, 0x00, "IRQ PTM") PORT_DIPLOCATION("SW1:1") - PORT_DIPSETTING( 0x01, DEF_STR(Off)) - PORT_DIPSETTING( 0x00, DEF_STR(On)) - PORT_DIPNAME( 0x02, 0x00, "IRQ ACIA") PORT_DIPLOCATION("SW1:2") - PORT_DIPSETTING( 0x02, DEF_STR(Off)) - PORT_DIPSETTING( 0x00, DEF_STR(On)) - PORT_DIPNAME( 0x60, 0x40, "Terminal") PORT_DIPLOCATION("SW1:3,4") - PORT_DIPSETTING( 0x00, "110 baud" ) - PORT_DIPSETTING( 0x20, "300 baud" ) - PORT_DIPSETTING( 0x40, "1200 baud" ) - PORT_DIPSETTING( 0x60, "IVG09 (mc6845)" ) -INPUT_PORTS_END - -static INPUT_PORTS_START( ivg09 ) - PORT_START("DSW") - PORT_DIPNAME( 0x01, 0x00, "IRQ PTM") PORT_DIPLOCATION("SW1:1") - PORT_DIPSETTING( 0x01, DEF_STR(Off)) - PORT_DIPSETTING( 0x00, DEF_STR(On)) - PORT_DIPNAME( 0x02, 0x00, "IRQ ACIA") PORT_DIPLOCATION("SW1:2") - PORT_DIPSETTING( 0x02, DEF_STR(Off)) - PORT_DIPSETTING( 0x00, DEF_STR(On)) - PORT_DIPNAME( 0x60, 0x60, "Terminal") PORT_DIPLOCATION("SW1:3,4") - PORT_DIPSETTING( 0x00, "110 baud" ) - PORT_DIPSETTING( 0x20, "300 baud" ) - PORT_DIPSETTING( 0x40, "1200 baud" ) - PORT_DIPSETTING( 0x60, "IVG09 (mc6845)" ) -INPUT_PORTS_END - -MACHINE_RESET_MEMBER( tavernie_state, cpu09) -{ - m_term_data = 0; -} - -MACHINE_RESET_MEMBER( tavernie_state, ivg09) -{ - m_beep->set_state(1); - m_term_data = 0; - m_pia1->cb1_w(1); -} - -static void ifd09_floppies(device_slot_interface &device) -{ - device.option_add("525dd", FLOPPY_525_DD); -} - -// can support 3 drives -WRITE8_MEMBER( tavernie_state::ds_w ) -{ - floppy_image_device *floppy = nullptr; - if ((data & 3) == 1) floppy = m_floppy0->get_device(); - //if ((data & 3) == 2) floppy = m_floppy1->get_device(); - //if ((data & 3) == 3) floppy = m_floppy2->get_device(); - - m_fdc->set_floppy(floppy); - - if (floppy) - { - floppy->mon_w(0); - m_fdc->dden_w(!BIT(data, 2)); - } -} - - -MC6845_UPDATE_ROW( tavernie_state::crtc_update_row ) -{ - const rgb_t *palette = m_palette->palette()->entry_list_raw(); - uint8_t chr,gfx=0; - uint16_t mem,x; - uint32_t *p = &bitmap.pix32(y); - - for (x = 0; x < x_count; x++) - { - uint8_t inv=0; - if (x == cursor_x) inv=0xff; - mem = (ma + x) & 0xfff; - if (ra > 7) - gfx = inv; // some blank spacing lines - else - { - chr = m_p_videoram[mem]; - gfx = m_p_chargen[(chr<<4) | ra] ^ inv; - } - - /* Display a scanline of a character */ - *p++ = palette[BIT(gfx, 7)]; - *p++ = palette[BIT(gfx, 6)]; - *p++ = palette[BIT(gfx, 5)]; - *p++ = palette[BIT(gfx, 4)]; - *p++ = palette[BIT(gfx, 3)]; - *p++ = palette[BIT(gfx, 2)]; - *p++ = palette[BIT(gfx, 1)]; - *p++ = palette[BIT(gfx, 0)]; - } -} - - -READ8_MEMBER( tavernie_state::pa_r ) -{ - return ioport("DSW")->read() | m_pa; -} - - -/* -d0: A16 -d1: A17 (for 256kb expansion) -d2, d3, d4: to 40-pin port -d5: S3 -d6: S4 -d7: cassout -*/ -WRITE8_MEMBER( tavernie_state::pa_w ) -{ - m_pa = data & 0x9f; - m_cass->output(BIT(data, 7) ? -1.0 : +1.0); -} - -// centronics -WRITE8_MEMBER( tavernie_state::pb_w ) -{ -} - -// cass in -READ_LINE_MEMBER( tavernie_state::ca1_r ) -{ - return m_cassold; -} - -READ8_MEMBER( tavernie_state::pb_ivg_r ) -{ - uint8_t ret = m_term_data; - m_term_data = 0; - return ret; -} - -WRITE8_MEMBER( tavernie_state::pa_ivg_w ) -{ -// bits 0-3 are attribute bits -} - -TIMER_DEVICE_CALLBACK_MEMBER( tavernie_state::kansas_r ) -{ - if ((m_cass->get_state() & CASSETTE_MASK_UISTATE) != CASSETTE_PLAY) - return; - - bool cass_ws = (m_cass->input() > +0.04) ? 1 : 0; - if (cass_ws != m_cassold) - { - m_cassold = cass_ws; - m_pia0->ca1_w(cass_ws); - } -} - -void tavernie_state::kbd_put(u8 data) -{ - m_term_data = data; - m_pia1->cb1_w(0); - m_pia1->cb1_w(1); -} - -static DEVICE_INPUT_DEFAULTS_START( terminal ) - DEVICE_INPUT_DEFAULTS( "RS232_TXBAUD", 0xff, RS232_BAUD_1200 ) - DEVICE_INPUT_DEFAULTS( "RS232_RXBAUD", 0xff, RS232_BAUD_1200 ) - DEVICE_INPUT_DEFAULTS( "RS232_STARTBITS", 0xff, RS232_STARTBITS_1 ) - DEVICE_INPUT_DEFAULTS( "RS232_DATABITS", 0xff, RS232_DATABITS_8 ) - DEVICE_INPUT_DEFAULTS( "RS232_PARITY", 0xff, RS232_PARITY_NONE ) - DEVICE_INPUT_DEFAULTS( "RS232_STOPBITS", 0xff, RS232_STOPBITS_2 ) -DEVICE_INPUT_DEFAULTS_END - -void tavernie_state::cpu09(machine_config &config) -{ - /* basic machine hardware */ - MC6809(config, m_maincpu, 4_MHz_XTAL); - m_maincpu->set_addrmap(AS_PROGRAM, &tavernie_state::cpu09_mem); - MCFG_MACHINE_RESET_OVERRIDE(tavernie_state, cpu09) - - /* sound hardware */ - SPEAKER(config, "mono").front_center(); - - /* Devices */ - CASSETTE(config, m_cass); - m_cass->set_default_state(CASSETTE_STOPPED | CASSETTE_MOTOR_ENABLED | CASSETTE_SPEAKER_ENABLED); - m_cass->add_route(ALL_OUTPUTS, "mono", 0.05); - TIMER(config, "kansas_r").configure_periodic(FUNC(tavernie_state::kansas_r), attotime::from_hz(10000)); - - PIA6821(config, m_pia0, 0); - m_pia0->readpa_handler().set(FUNC(tavernie_state::pa_r)); - m_pia0->readca1_handler().set(FUNC(tavernie_state::ca1_r)); - m_pia0->writepa_handler().set(FUNC(tavernie_state::pa_w)); - m_pia0->writepb_handler().set(FUNC(tavernie_state::pb_w)); - - ptm6840_device &ptm(PTM6840(config, "ptm", 4_MHz_XTAL / 4)); - // all i/o lines connect to the 40-pin expansion connector - ptm.set_external_clocks(0, 0, 0); - ptm.o1_callback().set("acia", FUNC(acia6850_device::write_txc)); - ptm.o1_callback().append("acia", FUNC(acia6850_device::write_rxc)); - ptm.o2_callback().set_inputline("maincpu", INPUT_LINE_NMI); - ptm.irq_callback().set_inputline("maincpu", M6809_IRQ_LINE); - - acia6850_device &acia(ACIA6850(config, "acia", 0)); - acia.txd_handler().set("rs232", FUNC(rs232_port_device::write_txd)); - acia.rts_handler().set("rs232", FUNC(rs232_port_device::write_rts)); - - rs232_port_device &rs232(RS232_PORT(config, "rs232", default_rs232_devices, "terminal")); - rs232.rxd_handler().set("acia", FUNC(acia6850_device::write_rxd)); - rs232.cts_handler().set("acia", FUNC(acia6850_device::write_cts)); - rs232.set_option_device_input_defaults("terminal", DEVICE_INPUT_DEFAULTS_NAME(terminal)); -} - -void tavernie_state::ivg09(machine_config &config) -{ - cpu09(config); - /* basic machine hardware */ - m_maincpu->set_addrmap(AS_PROGRAM, &tavernie_state::ivg09_mem); - MCFG_MACHINE_RESET_OVERRIDE(tavernie_state, ivg09) - - /* video hardware */ - screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); - screen.set_refresh_hz(50); - screen.set_vblank_time(ATTOSECONDS_IN_USEC(2500)); /* not accurate */ - screen.set_size(80*8, 25*10); - screen.set_visarea(0, 80*8-1, 0, 25*10-1); - screen.set_screen_update("crtc", FUNC(mc6845_device::screen_update)); - PALETTE(config, m_palette, palette_device::MONOCHROME); - config.set_default_layout(layout_tavernie); - - /* sound hardware */ - BEEP(config, m_beep, 950).add_route(ALL_OUTPUTS, "mono", 0.50); // guess - - /* Devices */ - generic_keyboard_device &keyboard(GENERIC_KEYBOARD(config, "keyboard", 0)); - keyboard.set_keyboard_callback(FUNC(tavernie_state::kbd_put)); - - mc6845_device &crtc(MC6845(config, "crtc", 1008000)); // unknown clock - crtc.set_screen("screen"); - crtc.set_show_border_area(false); - crtc.set_char_width(8); - crtc.set_update_row_callback(FUNC(tavernie_state::crtc_update_row)); - - PIA6821(config, m_pia1, 0); - m_pia1->readpb_handler().set(FUNC(tavernie_state::pb_ivg_r)); - m_pia1->writepa_handler().set(FUNC(tavernie_state::pa_ivg_w)); - m_pia1->cb2_handler().set(m_beep, FUNC(beep_device::set_state)); - - FD1795(config, m_fdc, 8_MHz_XTAL / 8); - FLOPPY_CONNECTOR(config, "fdc:0", ifd09_floppies, "525dd", floppy_image_device::default_floppy_formats).enable_sound(true); -} - -/* ROM definition */ -ROM_START( cpu09 ) - ROM_REGION( 0x1000, "roms", 0 ) - ROM_LOAD( "tavbug.bin", 0x0000, 0x1000, CRC(77945cae) SHA1(d89b577bc0b4e15e9a49a849998681bdc6cf5fbe) ) -ROM_END - -ROM_START( ivg09 ) - ROM_REGION( 0x19f0, "roms", 0 ) - ROM_LOAD( "tavbug.bin", 0x0000, 0x1000, CRC(77945cae) SHA1(d89b577bc0b4e15e9a49a849998681bdc6cf5fbe) ) - // these 2 are not used. Boottav is copied to ram at c100 - ROM_LOAD_OPTIONAL( "promon.bin", 0x1000, 0x0800, CRC(43256bf2) SHA1(e81acb5b659d50d7b019b97ad5d2a8f129da39f6) ) - ROM_LOAD_OPTIONAL( "boottav.bin", 0x1800, 0x01f0, CRC(ae1a858d) SHA1(ab2144a00afd5b75c6dcb15c2c3f9d6910a159ae) ) - - // charrom is missing, using one from 'c10' for now - ROM_REGION( 0x2000, "chargen", 0 ) - ROM_LOAD( "c10_char.bin", 0x0000, 0x2000, BAD_DUMP CRC(cb530b6f) SHA1(95590bbb433db9c4317f535723b29516b9b9fcbf)) -ROM_END - -/* Driver */ - -// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS -COMP( 1982, cpu09, 0, 0, cpu09, cpu09, tavernie_state, empty_init, "C. Tavernier", "CPU09", MACHINE_NOT_WORKING ) -COMP( 1983, ivg09, cpu09, 0, ivg09, ivg09, tavernie_state, empty_init, "C. Tavernier", "CPU09 with IVG09 and IFD09", MACHINE_NOT_WORKING ) |