// license:BSD-3-Clause // copyright-holders:Curt Coder /*************************************************************************** Tiki 100 12/05/2009 Skeleton driver. http://www.djupdal.org/tiki/ ****************************************************************************/ /* TODO: - palette RAM should be written during HBLANK - winchester hard disk - analog/digital I/O - light pen - 8088 CPU card */ #include "emu.h" #include "includes/tiki100.h" #include "screen.h" #include "softlist.h" #include "speaker.h" /* Memory Banking */ READ8_MEMBER( tiki100_state::mrq_r ) { bool mdis = 1; uint8_t data = m_exp->mrq_r(offset, 0xff, mdis); offs_t prom_addr = mdis << 5 | m_vire << 4 | m_rome << 3 | (offset >> 13); uint8_t prom = m_prom->base()[prom_addr] ^ 0xff; if (prom & ROM0) { data = m_rom->base()[offset & 0x3fff]; } if (prom & ROM1) { data = m_rom->base()[0x2000 | (offset & 0x3fff)]; } if (prom & VIR) { uint16_t addr = (offset + (m_scroll << 7)) & TIKI100_VIDEORAM_MASK; data = m_video_ram[addr]; } if (prom & RAM0) { data = m_ram->pointer()[offset]; } return data; } WRITE8_MEMBER( tiki100_state::mrq_w ) { bool mdis = 1; offs_t prom_addr = mdis << 5 | m_vire << 4 | m_rome << 3 | (offset >> 13); uint8_t prom = m_prom->base()[prom_addr] ^ 0xff; if (prom & VIR) { uint16_t addr = (offset + (m_scroll << 7)) & TIKI100_VIDEORAM_MASK; m_video_ram[addr] = data; } if (prom & RAM0) { m_ram->pointer()[offset] = data; } m_exp->mrq_w(offset, data); } READ8_MEMBER( tiki100_state::iorq_r ) { uint8_t data = m_exp->iorq_r(offset, 0xff); switch ((offset & 0xff) >> 2) { case 0x00: // KEYS data = keyboard_r(space, 0); break; case 0x01: // SERS data = m_dart->cd_ba_r(offset & 0x03); break; case 0x02: // PARS data = m_pio->read(offset & 0x03); break; case 0x04: // FLOP data = m_fdc->read(offset & 0x03); break; case 0x05: // VIPS switch (offset & 0x03) { case 3: data = m_psg->data_r(); break; } break; case 0x06: // TIMS data = m_ctc->read(offset & 0x03); break; } return data; } WRITE8_MEMBER( tiki100_state::iorq_w ) { m_exp->iorq_w(offset, data); switch ((offset & 0xff) >> 2) { case 0x00: // KEYS keyboard_w(space, 0, data); break; case 0x01: // SERS m_dart->cd_ba_w(offset & 0x03, data); break; case 0x02: // PARS m_pio->write(offset & 0x03, data); break; case 0x03: // VIPB video_mode_w(space, 0, data); break; case 0x04: // FLOP m_fdc->write(offset & 0x03, data); break; case 0x05: // VIPS switch (offset & 0x03) { case 0: case 1: palette_w(space, 0, data); break; case 2: m_psg->address_w(data); break; case 3: m_psg->data_w(data); break; } break; case 0x06: // TIMS m_ctc->write(offset & 0x03, data); break; case 0x07: // SYL system_w(space, 0, data); break; } } /* Read/Write Handlers */ READ8_MEMBER( tiki100_state::keyboard_r ) { uint8_t data = 0xff; if (m_keylatch < 12) { data = m_y[m_keylatch]->read(); } m_keylatch++; if (m_keylatch == 12) m_keylatch = 0; return data; } WRITE8_MEMBER( tiki100_state::keyboard_w ) { m_keylatch = 0; } WRITE8_MEMBER( tiki100_state::video_mode_w ) { /* bit description 0 palette entry bit 0 1 palette entry bit 1 2 palette entry bit 2 3 palette entry bit 3 4 mode select bit 0 5 mode select bit 1 6 unused 7 write color during HBLANK */ m_mode = data; if (BIT(data, 7)) { int color = data & 0x0f; uint8_t colordata = ~m_palette_val; m_palette->set_pen_color(color, pal3bit(colordata >> 5), pal3bit(colordata >> 2), pal2bit(colordata >> 0)); } } WRITE8_MEMBER( tiki100_state::palette_w ) { /* bit description 0 blue intensity bit 0 1 blue intensity bit 1 2 green intensity bit 0 3 green intensity bit 1 4 green intensity bit 2 5 red intensity bit 0 6 red intensity bit 1 7 red intensity bit 2 */ m_palette_val = data; } WRITE8_MEMBER( tiki100_state::system_w ) { /* bit signal description 0 DRIS0 drive select 0 1 DRIS1 drive select 1 2 _ROME enable ROM at 0000-3fff 3 VIRE enable video RAM at 0000-7fff 4 SDEN single density select (0=DD, 1=SD) 5 _LMP0 GRAFIKK key led 6 MOTON floppy motor 7 _LMP1 LOCK key led */ // drive select floppy_image_device *floppy = nullptr; if (BIT(data, 0)) floppy = m_floppy0->get_device(); if (BIT(data, 1)) floppy = m_floppy1->get_device(); m_fdc->set_floppy(floppy); // density select m_fdc->dden_w(BIT(data, 4)); // floppy motor if (floppy) floppy->mon_w(!BIT(data, 6)); /* GRAFIKK key led */ m_leds[0] = BIT(data, 5); /* LOCK key led */ m_leds[1] = BIT(data, 7); /* bankswitch */ m_rome = BIT(data, 2); m_vire = BIT(data, 3); } /* Memory Maps */ void tiki100_state::tiki100_mem(address_map &map) { map.unmap_value_high(); map(0x0000, 0xffff).rw(FUNC(tiki100_state::mrq_r), FUNC(tiki100_state::mrq_w)); } void tiki100_state::tiki100_io(address_map &map) { map.unmap_value_high(); map(0x0000, 0xffff).rw(FUNC(tiki100_state::iorq_r), FUNC(tiki100_state::iorq_w)); } /* Input Ports */ static INPUT_PORTS_START( tiki100 ) /* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | ----+---------+---------+---------+---------+---------+---------+---------+---------+ 1 | CTRL | SHIFT | BRYT | RETUR | MLMROM | / (num) | SLETT | | 2 | GRAFIKK | 1 | ANGRE | a | < | z | q | LOCK | 3 | 2 | w | s | x | 3 | e | d | c | 4 | 4 | r | f | v | 5 | t | g | b | 5 | 6 | y | h | n | 7 | u | j | m | 6 | 8 | i | k | , | 9 | o | l | . | 7 | 0 | p | ? | - | + | ? | ? | HJELP | 8 | @ | ^ | ' | VENSTRE | UTVID | F1 | F4 | SIDEOPP | 9 | F2 | F3 | F5 | F6 | OPP | SIDENED | VTAB | NED | 10 | + (num) | - (num) | * (num) | 7 (num) | 8 (num) | 9 (num) | % (num) | = (num) | 11 | 4 (num) | 5 (num) | 6 (num) | HTAB | 1 (num) | 0 (num) | . (num) | | 12 | HJEM | H?YRE | 2 (num) | 3 (num) | ENTER | | | | ----+---------+---------+---------+---------+---------+---------+---------+---------+ */ PORT_START("Y1") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("CTRL") PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_MAMEKEY(LCONTROL)) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("SHIFT") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("BRYTT") PORT_CODE(KEYCODE_ESC) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("RETURN") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("MLMROM") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad /") PORT_CODE(KEYCODE_SLASH_PAD) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("SLETT") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("Y2") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("GRAFIKK") PORT_CODE(KEYCODE_LALT) PORT_CHAR(UCHAR_MAMEKEY(LALT)) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("ANGRE") PORT_CODE(KEYCODE_DEL) PORT_CHAR(UCHAR_MAMEKEY(DEL)) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A') PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSLASH2) PORT_CHAR('<') PORT_CHAR('>') PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z') PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q') PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("LOCK") PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK)) PORT_START("Y3") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"') PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W') PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X') PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E') PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C') PORT_START("Y4") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R') PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F') PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V') PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T') PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G') PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B') PORT_START("Y5") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y') PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H') PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N') PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('/') PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J') PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M') PORT_START("Y6") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(') PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I') PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K') PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR(';') PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O') PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L') PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR(':') PORT_START("Y7") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR('=') PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P') PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("\xC3\xB8 \xC3\x98") PORT_CODE(KEYCODE_COLON) PORT_CHAR(0x00f8) PORT_CHAR(0x00d8) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('-') PORT_CHAR('_') PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('+') PORT_CHAR('?') PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("\xC3\xA5 \xC3\x85") PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR(0x00e5) PORT_CHAR(0x00c5) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("\xC3\xA6 \xC3\x86") PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(0x00e6) PORT_CHAR(0x00c6) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("HJELP") PORT_START("Y8") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('@') PORT_CHAR('`') PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR('^') PORT_CHAR('|') PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\'') PORT_CHAR('*') PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME(UTF8_LEFT) PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("UTVID") PORT_CODE(KEYCODE_INSERT) PORT_CHAR(UCHAR_MAMEKEY(INSERT)) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F1") PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1)) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F4") PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4)) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("SIDEOPP") PORT_CODE(KEYCODE_PGUP) PORT_CHAR(UCHAR_MAMEKEY(PGUP)) PORT_START("Y9") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F2") PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2)) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F3") PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3)) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F5") PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5)) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F6") PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6)) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME(UTF8_UP) PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP)) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("SIDENED") PORT_CODE(KEYCODE_PGDN) PORT_CHAR(UCHAR_MAMEKEY(PGDN)) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("VTAB") PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME(UTF8_DOWN) PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_START("Y10") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad +") PORT_CODE(KEYCODE_PLUS_PAD) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad -") PORT_CODE(KEYCODE_MINUS_PAD) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad *") PORT_CODE(KEYCODE_ASTERISK) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 7") PORT_CODE(KEYCODE_7_PAD) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 8") PORT_CODE(KEYCODE_8_PAD) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 9") PORT_CODE(KEYCODE_9_PAD) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad %") PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad =") PORT_START("Y11") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 4") PORT_CODE(KEYCODE_4_PAD) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 5") PORT_CODE(KEYCODE_5_PAD) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 6") PORT_CODE(KEYCODE_6_PAD) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("HTAB") PORT_CODE(KEYCODE_TAB) PORT_CHAR(UCHAR_MAMEKEY(TAB)) PORT_CHAR('\t') PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 1") PORT_CODE(KEYCODE_1_PAD) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 0") PORT_CODE(KEYCODE_0_PAD) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad .") PORT_CODE(KEYCODE_DEL_PAD) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("Y12") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("HJEM") PORT_CODE(KEYCODE_HOME) PORT_CHAR(UCHAR_MAMEKEY(HOME)) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME(UTF8_RIGHT) PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 2") PORT_CODE(KEYCODE_2_PAD) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 3") PORT_CODE(KEYCODE_3_PAD) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad ENTER") PORT_CODE(KEYCODE_ENTER_PAD) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("ST") PORT_CONFNAME( 0x01, 0x01, "DART TxCA") PORT_CONFSETTING( 0x00, "BAR0" ) PORT_CONFSETTING( 0x01, "BAR2" ) INPUT_PORTS_END /* Video */ uint32_t tiki100_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) { const rgb_t *palette = m_palette->palette()->entry_list_raw(); uint16_t addr = (m_scroll << 7); int sx, y, pixel, mode = (m_mode >> 4) & 0x03; for (y = 0; y < 256; y++) { for (sx = 0; sx < 128; sx++) { uint8_t data = m_video_ram[addr & TIKI100_VIDEORAM_MASK]; switch (mode) { case 0: for (pixel = 0; pixel < 8; pixel++) { int x = (sx * 8) + pixel; bitmap.pix32(y, x) = palette[0]; } break; case 1: /* 1024x256x2 */ for (pixel = 0; pixel < 8; pixel++) { int x = (sx * 8) + pixel; int color = BIT(data, 0); bitmap.pix32(y, x) = palette[color]; data >>= 1; } break; case 2: /* 512x256x4 */ for (pixel = 0; pixel < 4; pixel++) { int x = (sx * 8) + (pixel * 2); int color = data & 0x03; bitmap.pix32(y, x) = palette[color]; bitmap.pix32(y, x + 1) = palette[color]; data >>= 2; } break; case 3: /* 256x256x16 */ for (pixel = 0; pixel < 2; pixel++) { int x = (sx * 8) + (pixel * 4); int color = data & 0x0f; bitmap.pix32(y, x) = palette[color]; bitmap.pix32(y, x + 1) = palette[color]; bitmap.pix32(y, x + 2) = palette[color]; bitmap.pix32(y, x + 3) = palette[color]; data >>= 4; } break; } addr++; } } return 0; } /* Z80-PIO Interface */ DECLARE_WRITE_LINE_MEMBER( tiki100_state::write_centronics_ack ) { m_centronics_ack = state; } DECLARE_WRITE_LINE_MEMBER( tiki100_state::write_centronics_busy ) { m_centronics_busy = state; } DECLARE_WRITE_LINE_MEMBER( tiki100_state::write_centronics_perror ) { m_centronics_perror = state; } READ8_MEMBER( tiki100_state::pio_pb_r ) { /* bit description 0 1 2 3 4 ACK 5 BUSY 6 NO PAPER 7 UNIT SELECT, tape in */ uint8_t data = 0; // centronics data |= m_centronics_ack << 4; data |= m_centronics_busy << 5; data |= m_centronics_perror << 6; // cassette data |= (m_cassette->input() > 0.0) << 7; return data; } WRITE8_MEMBER( tiki100_state::pio_pb_w ) { /* bit description 0 STRB 1 2 3 4 5 6 tape out 7 */ // centronics m_centronics->write_strobe(BIT(data, 0)); // cassette m_cassette->output(BIT(data, 6) ? -1 : 1); } /* Z80-CTC Interface */ TIMER_DEVICE_CALLBACK_MEMBER(tiki100_state::ctc_tick) { m_ctc->trg0(1); m_ctc->trg0(0); m_ctc->trg1(1); m_ctc->trg1(0); } WRITE_LINE_MEMBER( tiki100_state::bar0_w ) { m_ctc->trg2(state); m_dart->rxca_w(state); if (!m_st) m_dart->txca_w(state); } WRITE_LINE_MEMBER( tiki100_state::bar2_w ) { if (m_st) m_dart->txca_w(state); m_ctc->trg3(state); } /* FD1797 Interface */ FLOPPY_FORMATS_MEMBER( tiki100_state::floppy_formats ) FLOPPY_TIKI100_FORMAT FLOPPY_FORMATS_END static void tiki100_floppies(device_slot_interface &device) { device.option_add("525ssdd", FLOPPY_525_SSDD); device.option_add("525dd", FLOPPY_525_DD); // Tead FD-55A device.option_add("525qd", FLOPPY_525_QD); // Teac FD-55F } /* AY-3-8912 Interface */ WRITE8_MEMBER( tiki100_state::video_scroll_w ) { m_scroll = data; } /* Z80 Daisy Chain */ static const z80_daisy_config tiki100_daisy_chain[] = { { Z80CTC_TAG }, { Z80DART_TAG }, { Z80PIO_TAG }, { "slot1" }, { "slot2" }, { "slot3" }, { nullptr } }; TIMER_DEVICE_CALLBACK_MEMBER( tiki100_state::tape_tick ) { m_pio->port_b_write((m_cassette->input() > 0.0) << 7); } WRITE_LINE_MEMBER( tiki100_state::busrq_w ) { // since our Z80 has no support for BUSACK, we assume it is granted immediately m_maincpu->set_input_line(Z80_INPUT_LINE_BUSRQ, state); m_exp->busak_w(state); } /* Machine Start */ void tiki100_state::machine_start() { m_leds.resolve(); /* allocate video RAM */ m_video_ram.allocate(TIKI100_VIDEORAM_SIZE); /* register for state saving */ save_item(NAME(m_rome)); save_item(NAME(m_vire)); save_item(NAME(m_scroll)); save_item(NAME(m_mode)); save_item(NAME(m_palette_val)); save_item(NAME(m_keylatch)); save_item(NAME(m_centronics_ack)); save_item(NAME(m_centronics_busy)); save_item(NAME(m_centronics_perror)); save_item(NAME(m_st)); } void tiki100_state::machine_reset() { address_space &space = m_maincpu->space(AS_PROGRAM); system_w(space, 0, 0); m_st = m_st_io->read(); } /* Machine Driver */ void tiki100_state::tiki100(machine_config &config) { /* basic machine hardware */ Z80(config, m_maincpu, 8_MHz_XTAL / 2); m_maincpu->set_addrmap(AS_PROGRAM, &tiki100_state::tiki100_mem); m_maincpu->set_addrmap(AS_IO, &tiki100_state::tiki100_io); m_maincpu->set_daisy_config(tiki100_daisy_chain); /* video hardware */ screen_device &screen(SCREEN(config, SCREEN_TAG, SCREEN_TYPE_RASTER)); screen.set_raw(20_MHz_XTAL, 1280, 0, 1024, 312, 0, 256); screen.set_screen_update(FUNC(tiki100_state::screen_update)); PALETTE(config, m_palette).set_entries(16); TIKI100_BUS(config, m_exp, 0); m_exp->irq_wr_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0); m_exp->nmi_wr_callback().set_inputline(m_maincpu, INPUT_LINE_NMI); m_exp->busrq_wr_callback().set(FUNC(tiki100_state::busrq_w)); m_exp->mrq_rd_callback().set(FUNC(tiki100_state::mrq_r)); m_exp->mrq_wr_callback().set(FUNC(tiki100_state::mrq_w)); TIKI100_BUS_SLOT(config, "slot1", m_exp, tiki100_cards, "8088"); TIKI100_BUS_SLOT(config, "slot2", m_exp, tiki100_cards, "hdc"); TIKI100_BUS_SLOT(config, "slot3", m_exp, tiki100_cards, nullptr); /* devices */ Z80DART(config, m_dart, 8_MHz_XTAL / 4); m_dart->out_txda_callback().set(RS232_A_TAG, FUNC(rs232_port_device::write_txd)); m_dart->out_dtra_callback().set(RS232_A_TAG, FUNC(rs232_port_device::write_dtr)); m_dart->out_rtsa_callback().set(RS232_A_TAG, FUNC(rs232_port_device::write_rts)); m_dart->out_txdb_callback().set(RS232_B_TAG, FUNC(rs232_port_device::write_txd)); m_dart->out_dtrb_callback().set(RS232_B_TAG, FUNC(rs232_port_device::write_dtr)); m_dart->out_rtsb_callback().set(RS232_B_TAG, FUNC(rs232_port_device::write_rts)); m_dart->out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0); Z80PIO(config, m_pio, 8_MHz_XTAL / 4); m_pio->out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0); m_pio->in_pa_callback().set("cent_data_in", FUNC(input_buffer_device::bus_r)); m_pio->out_pa_callback().set("cent_data_out", FUNC(output_latch_device::bus_w)); m_pio->in_pb_callback().set(FUNC(tiki100_state::pio_pb_r)); m_pio->out_pb_callback().set(FUNC(tiki100_state::pio_pb_w)); Z80CTC(config, m_ctc, 8_MHz_XTAL / 4); m_ctc->intr_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0); m_ctc->zc_callback<0>().set(FUNC(tiki100_state::bar0_w)); m_ctc->zc_callback<1>().set(m_dart, FUNC(z80dart_device::rxtxcb_w)); m_ctc->zc_callback<2>().set(FUNC(tiki100_state::bar2_w)); TIMER(config, "ctc").configure_periodic(FUNC(tiki100_state::ctc_tick), attotime::from_hz(8_MHz_XTAL / 4)); FD1797(config, m_fdc, 8_MHz_XTAL / 8); // FD1767PL-02 or FD1797-PL FLOPPY_CONNECTOR(config, FD1797_TAG":0", tiki100_floppies, "525qd", tiki100_state::floppy_formats); FLOPPY_CONNECTOR(config, FD1797_TAG":1", tiki100_floppies, "525qd", tiki100_state::floppy_formats); rs232_port_device &rs232a(RS232_PORT(config, RS232_A_TAG, default_rs232_devices, nullptr)); rs232a.rxd_handler().set(m_dart, FUNC(z80dart_device::rxa_w)); rs232_port_device &rs232b(RS232_PORT(config, RS232_B_TAG, default_rs232_devices, nullptr)); rs232b.rxd_handler().set(m_dart, FUNC(z80dart_device::rxb_w)); CENTRONICS(config, m_centronics, centronics_devices, "printer"); m_centronics->set_data_input_buffer("cent_data_in"); m_centronics->ack_handler().set(FUNC(tiki100_state::write_centronics_ack)); m_centronics->busy_handler().set(FUNC(tiki100_state::write_centronics_busy)); m_centronics->perror_handler().set(FUNC(tiki100_state::write_centronics_perror)); INPUT_BUFFER(config, "cent_data_in"); output_latch_device ¢_data_out(OUTPUT_LATCH(config, "cent_data_out")); m_centronics->set_output_latch(cent_data_out); /* sound hardware */ SPEAKER(config, "mono").front_center(); AY8912(config, m_psg, 8_MHz_XTAL / 4); m_psg->set_flags(AY8910_SINGLE_OUTPUT); m_psg->port_a_write_callback().set(FUNC(tiki100_state::video_scroll_w)); m_psg->add_route(ALL_OUTPUTS, "mono", 0.25); CASSETTE(config, m_cassette); m_cassette->set_default_state(CASSETTE_STOPPED | CASSETTE_MOTOR_DISABLED | CASSETTE_SPEAKER_ENABLED); m_cassette->add_route(ALL_OUTPUTS, "mono", 0.05); TIMER(config, "tape").configure_periodic(FUNC(tiki100_state::tape_tick), attotime::from_hz(44100)); /* internal ram */ RAM(config, RAM_TAG).set_default_size("64K"); // software list SOFTWARE_LIST(config, "flop_list").set_original("tiki100"); } /* ROMs */ ROM_START( kontiki ) ROM_REGION( 0x4000, Z80_TAG, ROMREGION_ERASEFF ) ROM_LOAD( "tikirom-1.30.u10", 0x0000, 0x2000, CRC(c482dcaf) SHA1(d140706bb7fc8b1fbb37180d98921f5bdda73cf9) ) ROM_REGION( 0x100, "u4", 0 ) ROM_LOAD( "53ls140.u4", 0x000, 0x100, CRC(894b756f) SHA1(429e10de0e0e749246895801b18186ff514c12bc) ) ROM_END ROM_START( tiki100 ) ROM_REGION( 0x4000, Z80_TAG, ROMREGION_ERASEFF ) ROM_DEFAULT_BIOS( "v203w" ) ROM_SYSTEM_BIOS( 0, "v135", "TIKI ROM v1.35" ) ROMX_LOAD( "tikirom-1.35.u10", 0x0000, 0x2000, CRC(7dac5ee7) SHA1(14d622fd843833faec346bf5357d7576061f5a3d), ROM_BIOS(0) ) ROM_SYSTEM_BIOS( 1, "v203w", "TIKI ROM v2.03 W" ) ROMX_LOAD( "tikirom-2.03w.u10", 0x0000, 0x2000, CRC(79662476) SHA1(96336633ecaf1b2190c36c43295ac9f785d1f83a), ROM_BIOS(1) ) ROM_REGION( 0x100, "u4", 0 ) ROM_LOAD( "53ls140.u4", 0x000, 0x100, CRC(894b756f) SHA1(429e10de0e0e749246895801b18186ff514c12bc) ) ROM_END /* System Drivers */ // YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS COMP( 1984, kontiki, 0, 0, tiki100, tiki100, tiki100_state, empty_init, "Kontiki Data A/S", "KONTIKI 100", MACHINE_SUPPORTS_SAVE ) COMP( 1984, tiki100, kontiki, 0, tiki100, tiki100, tiki100_state, empty_init, "Tiki Data A/S", "TIKI 100", MACHINE_SUPPORTS_SAVE )