// license:BSD-3-Clause // copyright-holders:Curt Coder /*************************************************************************** Tiki 100 12/05/2009 Skeleton driver. http://www.djupdal.org/tiki/ ****************************************************************************/ /* TODO: - 3 expansion slots - palette RAM should be written during HBLANK - DART clocks - winchester hard disk - analog/digital I/O - light pen - 8088 CPU card - 360KB floppy format */ #include "includes/tiki100.h" #include "bus/rs232/rs232.h" /* Memory Banking */ READ8_MEMBER( tiki100_state::gfxram_r ) { UINT16 addr = (offset + (m_scroll << 7)) & TIKI100_VIDEORAM_MASK; return m_video_ram[addr]; } WRITE8_MEMBER( tiki100_state::gfxram_w ) { UINT16 addr = (offset + (m_scroll << 7)) & TIKI100_VIDEORAM_MASK; m_video_ram[addr] = data; } void tiki100_state::bankswitch() { address_space &program = m_maincpu->space(AS_PROGRAM); if (m_vire) { if (!m_rome) { /* reserved */ program.unmap_readwrite(0x0000, 0xffff); } else { /* GFXRAM, GFXRAM, RAM */ program.install_readwrite_handler(0x0000, 0x7fff, READ8_DELEGATE(tiki100_state, gfxram_r), WRITE8_DELEGATE(tiki100_state, gfxram_w)); program.install_readwrite_bank(0x8000, 0xffff, "bank3"); membank("bank1")->set_entry(BANK_VIDEO_RAM); membank("bank2")->set_entry(BANK_VIDEO_RAM); membank("bank3")->set_entry(BANK_RAM); } } else { if (!m_rome) { /* ROM, RAM, RAM */ program.install_read_bank(0x0000, 0x3fff, "bank1"); program.unmap_write(0x0000, 0x3fff); program.install_readwrite_bank(0x4000, 0x7fff, "bank2"); program.install_readwrite_bank(0x8000, 0xffff, "bank3"); membank("bank1")->set_entry(BANK_ROM); membank("bank2")->set_entry(BANK_RAM); membank("bank3")->set_entry(BANK_RAM); } else { /* RAM, RAM, RAM */ program.install_readwrite_bank(0x0000, 0x3fff, "bank1"); program.install_readwrite_bank(0x4000, 0x7fff, "bank2"); program.install_readwrite_bank(0x8000, 0xffff, "bank3"); membank("bank1")->set_entry(BANK_RAM); membank("bank2")->set_entry(BANK_RAM); membank("bank3")->set_entry(BANK_RAM); } } } /* Read/Write Handlers */ READ8_MEMBER( tiki100_state::keyboard_r ) { UINT8 data = 0xff; switch (m_keylatch) { case 0: data = m_y1->read(); break; case 1: data = m_y2->read(); break; case 2: data = m_y3->read(); break; case 3: data = m_y4->read(); break; case 4: data = m_y5->read(); break; case 5: data = m_y6->read(); break; case 6: data = m_y7->read(); break; case 7: data = m_y8->read(); break; case 8: data = m_y9->read(); break; case 9: data = m_y10->read(); break; case 10: data = m_y11->read(); break; case 11: data = m_y12->read(); break; } 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 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 = NULL; 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 */ set_led_status(machine(), 1, BIT(data, 5)); /* LOCK key led */ set_led_status(machine(), 2, BIT(data, 7)); /* bankswitch */ m_rome = BIT(data, 2); m_vire = BIT(data, 3); bankswitch(); } /* Memory Maps */ static ADDRESS_MAP_START( tiki100_mem, AS_PROGRAM, 8, tiki100_state ) ADDRESS_MAP_UNMAP_HIGH AM_RANGE(0x0000, 0x3fff) AM_RAMBANK("bank1") AM_RANGE(0x4000, 0x7fff) AM_RAMBANK("bank2") AM_RANGE(0x8000, 0xffff) AM_RAMBANK("bank3") ADDRESS_MAP_END static ADDRESS_MAP_START( tiki100_io, AS_IO, 8, tiki100_state ) ADDRESS_MAP_UNMAP_HIGH ADDRESS_MAP_GLOBAL_MASK(0xff) AM_RANGE(0x00, 0x00) AM_MIRROR(0x03) AM_READWRITE(keyboard_r, keyboard_w) AM_RANGE(0x04, 0x07) AM_DEVREADWRITE(Z80DART_TAG, z80dart_device, cd_ba_r, cd_ba_w) AM_RANGE(0x08, 0x0b) AM_DEVREADWRITE(Z80PIO_TAG, z80pio_device, read, write) AM_RANGE(0x0c, 0x0c) AM_MIRROR(0x03) AM_WRITE(video_mode_w) AM_RANGE(0x10, 0x13) AM_DEVREADWRITE(FD1797_TAG, fd1797_t, read, write) AM_RANGE(0x14, 0x14) AM_MIRROR(0x01) AM_WRITE(palette_w) AM_RANGE(0x16, 0x16) AM_DEVWRITE(AY8912_TAG, ay8910_device, address_w) AM_RANGE(0x17, 0x17) AM_DEVREADWRITE(AY8912_TAG, ay8910_device, data_r, data_w) AM_RANGE(0x18, 0x1b) AM_DEVREADWRITE(Z80CTC_TAG, z80ctc_device, read, write) AM_RANGE(0x1c, 0x1c) AM_MIRROR(0x03) AM_WRITE(system_w) // AM_RANGE(0x20, 0x27) AM_NOP // winchester controller // AM_RANGE(0x60, 0x6f) analog I/O (SINTEF) // AM_RANGE(0x60, 0x67) digital I/O (RVO) // AM_RANGE(0x70, 0x77) analog/digital I/O // AM_RANGE(0x78, 0x7b) light pen // AM_RANGE(0x7e, 0x7f) 8088/87 processor w/128KB RAM ADDRESS_MAP_END /* 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 ) INPUT_PORTS_END /* Video */ UINT32 tiki100_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) { const rgb_t *palette = m_palette->palette()->entry_list_raw(); UINT16 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 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 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::ctc_z0_w ) { m_ctc->trg2(state); m_dart->rxca_w(state); m_dart->txca_w(state); } WRITE_LINE_MEMBER( tiki100_state::ctc_z2_w ) { m_ctc->trg3(state); } /* FD1797 Interface */ FLOPPY_FORMATS_MEMBER( tiki100_state::floppy_formats ) FLOPPY_TIKI100_FORMAT FLOPPY_FORMATS_END static SLOT_INTERFACE_START( tiki100_floppies ) SLOT_INTERFACE( "525ssdd", FLOPPY_525_SSDD ) SLOT_INTERFACE( "525dd", FLOPPY_525_DD ) // Tead FD-55A SLOT_INTERFACE( "525qd", FLOPPY_525_QD ) // Teac FD-55F SLOT_INTERFACE_END /* 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 }, { NULL } }; TIMER_DEVICE_CALLBACK_MEMBER( tiki100_state::tape_tick ) { m_pio->port_b_write((m_cassette->input() > 0.0) << 7); } /* Machine Start */ void tiki100_state::machine_start() { /* allocate video RAM */ m_video_ram.allocate(TIKI100_VIDEORAM_SIZE); /* setup memory banking */ UINT8 *ram = m_ram->pointer(); membank("bank1")->configure_entry(BANK_ROM, m_rom->base()); membank("bank1")->configure_entry(BANK_RAM, ram); membank("bank1")->configure_entry(BANK_VIDEO_RAM, m_video_ram); membank("bank2")->configure_entry(BANK_RAM, ram + 0x4000); membank("bank2")->configure_entry(BANK_VIDEO_RAM, m_video_ram + 0x4000); membank("bank3")->configure_entry(BANK_RAM, ram + 0x8000); bankswitch(); /* 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)); } void tiki100_state::machine_reset() { address_space &space = m_maincpu->space(AS_PROGRAM); system_w(space, 0, 0); } /* Machine Driver */ static MACHINE_CONFIG_START( tiki100, tiki100_state ) /* basic machine hardware */ MCFG_CPU_ADD(Z80_TAG, Z80, XTAL_8MHz/2) MCFG_CPU_PROGRAM_MAP(tiki100_mem) MCFG_CPU_IO_MAP(tiki100_io) MCFG_CPU_CONFIG(tiki100_daisy_chain) /* video hardware */ MCFG_SCREEN_ADD(SCREEN_TAG, RASTER) MCFG_SCREEN_REFRESH_RATE(50) MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */ MCFG_SCREEN_UPDATE_DRIVER(tiki100_state, screen_update) MCFG_SCREEN_SIZE(1024, 256) MCFG_SCREEN_VISIBLE_AREA(0, 1024-1, 0, 256-1) MCFG_PALETTE_ADD("palette", 16) // pixel clock 20.01782 MHz /* devices */ MCFG_Z80DART_ADD(Z80DART_TAG, XTAL_8MHz/4, 0, 0, 0, 0 ) MCFG_Z80DART_OUT_TXDA_CB(DEVWRITELINE(RS232_A_TAG, rs232_port_device, write_txd)) MCFG_Z80DART_OUT_DTRA_CB(DEVWRITELINE(RS232_A_TAG, rs232_port_device, write_dtr)) MCFG_Z80DART_OUT_RTSA_CB(DEVWRITELINE(RS232_A_TAG, rs232_port_device, write_rts)) MCFG_Z80DART_OUT_TXDB_CB(DEVWRITELINE(RS232_B_TAG, rs232_port_device, write_txd)) MCFG_Z80DART_OUT_DTRB_CB(DEVWRITELINE(RS232_B_TAG, rs232_port_device, write_dtr)) MCFG_Z80DART_OUT_RTSB_CB(DEVWRITELINE(RS232_B_TAG, rs232_port_device, write_rts)) MCFG_Z80DART_OUT_INT_CB(INPUTLINE(Z80_TAG, INPUT_LINE_IRQ0)) MCFG_DEVICE_ADD(Z80PIO_TAG, Z80PIO, XTAL_8MHz/4) MCFG_Z80PIO_OUT_INT_CB(INPUTLINE(Z80_TAG, INPUT_LINE_IRQ0)) MCFG_Z80PIO_IN_PA_CB(DEVREAD8("cent_data_in", input_buffer_device, read)) MCFG_Z80PIO_OUT_PA_CB(DEVWRITE8("cent_data_out", output_latch_device, write)) MCFG_Z80PIO_IN_PB_CB(READ8(tiki100_state, pio_pb_r)) MCFG_Z80PIO_OUT_PB_CB(WRITE8(tiki100_state, pio_pb_w)) MCFG_DEVICE_ADD(Z80CTC_TAG, Z80CTC, XTAL_8MHz/4) MCFG_Z80CTC_INTR_CB(INPUTLINE(Z80_TAG, INPUT_LINE_IRQ0)) MCFG_Z80CTC_ZC0_CB(WRITELINE(tiki100_state, ctc_z0_w)) MCFG_Z80CTC_ZC1_CB(DEVWRITELINE(Z80DART_TAG, z80dart_device, rxtxcb_w)) MCFG_Z80CTC_ZC2_CB(WRITELINE(tiki100_state, ctc_z2_w)) MCFG_TIMER_DRIVER_ADD_PERIODIC("ctc", tiki100_state, ctc_tick, attotime::from_hz(XTAL_8MHz/4)) MCFG_FD1797x_ADD(FD1797_TAG, XTAL_8MHz/8) // FD1767PL-02 or FD1797-PL MCFG_FLOPPY_DRIVE_ADD(FD1797_TAG":0", tiki100_floppies, "525qd", tiki100_state::floppy_formats) MCFG_FLOPPY_DRIVE_ADD(FD1797_TAG":1", tiki100_floppies, "525qd", tiki100_state::floppy_formats) MCFG_RS232_PORT_ADD(RS232_A_TAG, default_rs232_devices, NULL) MCFG_RS232_RXD_HANDLER(DEVWRITELINE(Z80DART_TAG, z80dart_device, rxa_w)) MCFG_RS232_PORT_ADD(RS232_B_TAG, default_rs232_devices, NULL) MCFG_RS232_RXD_HANDLER(DEVWRITELINE(Z80DART_TAG, z80dart_device, rxb_w)) MCFG_CENTRONICS_ADD(CENTRONICS_TAG, centronics_printers, "printer") MCFG_CENTRONICS_DATA_INPUT_BUFFER("cent_data_in") MCFG_CENTRONICS_ACK_HANDLER(WRITELINE(tiki100_state, write_centronics_ack)) MCFG_CENTRONICS_BUSY_HANDLER(WRITELINE(tiki100_state, write_centronics_busy)) MCFG_CENTRONICS_PERROR_HANDLER(WRITELINE(tiki100_state, write_centronics_perror)) MCFG_DEVICE_ADD("cent_data_in", INPUT_BUFFER, 0) MCFG_CENTRONICS_OUTPUT_LATCH_ADD("cent_data_out", CENTRONICS_TAG) MCFG_CASSETTE_ADD(CASSETTE_TAG) MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_STOPPED | CASSETTE_MOTOR_DISABLED | CASSETTE_SPEAKER_MUTED) MCFG_TIMER_DRIVER_ADD_PERIODIC("tape", tiki100_state, tape_tick, attotime::from_hz(44100)) /* sound hardware */ MCFG_SPEAKER_STANDARD_MONO("mono") MCFG_SOUND_ADD(AY8912_TAG, AY8912, XTAL_8MHz/4) MCFG_AY8910_OUTPUT_TYPE(AY8910_SINGLE_OUTPUT) MCFG_AY8910_PORT_A_WRITE_CB(WRITE8(tiki100_state, video_scroll_w)) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25) /* internal ram */ MCFG_RAM_ADD(RAM_TAG) MCFG_RAM_DEFAULT_SIZE("64K") // software list MCFG_SOFTWARE_LIST_ADD("flop_list", "tiki100") MACHINE_CONFIG_END /* ROMs */ ROM_START( kontiki ) ROM_REGION( 0x10000, Z80_TAG, ROMREGION_ERASEFF ) ROM_LOAD( "tikirom-1.30.u10", 0x0000, 0x2000, CRC(c482dcaf) SHA1(d140706bb7fc8b1fbb37180d98921f5bdda73cf9) ) ROM_REGION( 0x100, "proms", 0 ) ROM_LOAD( "63ls140.u4", 0x000, 0x100, NO_DUMP ) ROM_END ROM_START( tiki100 ) ROM_REGION( 0x10000, 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(1) ) ROM_SYSTEM_BIOS( 1, "v203w", "TIKI ROM v2.03 W" ) ROMX_LOAD( "tikirom-2.03w.u10", 0x0000, 0x2000, CRC(79662476) SHA1(96336633ecaf1b2190c36c43295ac9f785d1f83a), ROM_BIOS(2) ) ROM_REGION( 0x100, "proms", 0 ) ROM_LOAD( "63ls140.u4", 0x000, 0x100, NO_DUMP ) ROM_END /* System Drivers */ /* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */ COMP( 1984, kontiki, 0, 0, tiki100, tiki100, driver_device, 0, "Kontiki Data A/S", "KONTIKI 100", GAME_SUPPORTS_SAVE ) COMP( 1984, tiki100, kontiki, 0, tiki100, tiki100, driver_device, 0, "Tiki Data A/S", "TIKI 100", GAME_SUPPORTS_SAVE )