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path: root/src/mess/drivers/tiki100.c
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Diffstat (limited to 'src/mess/drivers/tiki100.c')
-rw-r--r--src/mess/drivers/tiki100.c687
1 files changed, 687 insertions, 0 deletions
diff --git a/src/mess/drivers/tiki100.c b/src/mess/drivers/tiki100.c
new file mode 100644
index 00000000000..d463bdc8918
--- /dev/null
+++ b/src/mess/drivers/tiki100.c
@@ -0,0 +1,687 @@
+/***************************************************************************
+
+ Tiki 100
+
+ 12/05/2009 Skeleton driver.
+
+ http://www.djupdal.org/tiki/
+
+****************************************************************************/
+
+/*
+
+ TODO:
+
+ - floppy broken
+ - palette RAM should be written during HBLANK
+ - double sided disks have t0s0,t0s1,t1s0,t1s1... format
+ - DART clocks
+ - daisy chain order?
+ - winchester hard disk
+ - analog/digital I/O
+ - light pen
+ - 8088 CPU card
+
+*/
+
+#include "includes/tiki100.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->memory().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(FUNC(tiki100_state::gfxram_r), this), write8_delegate(FUNC(tiki100_state::gfxram_w), this));
+ 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 )
+{
+ static const char *const keynames[] = { "ROW1", "ROW2", "ROW3", "ROW4", "ROW5", "ROW6", "ROW7", "ROW8", "ROW9", "ROW10", "ROW11", "ROW12" };
+ UINT8 data = ioport(keynames[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 colordata = ~m_palette;
+
+ palette_set_color_rgb(machine(), 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 = 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 */
+ if (BIT(data, 0)) wd17xx_set_drive(m_fdc, 0);
+ if (BIT(data, 1)) wd17xx_set_drive(m_fdc, 1);
+
+ /* density select */
+ wd17xx_dden_w(m_fdc, BIT(data, 4));
+
+ /* floppy motor */
+ floppy_mon_w(m_floppy0, !BIT(data, 6));
+ floppy_mon_w(m_floppy1, !BIT(data, 6));
+ floppy_drive_set_ready_state(m_floppy0, BIT(data, 6), 1);
+ floppy_drive_set_ready_state(m_floppy1, BIT(data, 6), 1);
+
+ /* 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_LEGACY(Z80DART_TAG, z80dart_cd_ba_r, z80dart_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_LEGACY(FD1797_TAG, wd17xx_r, wd17xx_w)
+ AM_RANGE(0x14, 0x14) AM_MIRROR(0x01) AM_WRITE(palette_w)
+ AM_RANGE(0x16, 0x16) AM_DEVWRITE_LEGACY(AY8912_TAG, ay8910_address_w)
+ AM_RANGE(0x17, 0x17) AM_DEVREADWRITE_LEGACY(AY8912_TAG, ay8910_r, ay8910_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) 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("ROW1")
+ 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("ROW2")
+ 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("ROW3")
+ 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("ROW4")
+ 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("ROW5")
+ 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("ROW6")
+ 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("ROW7")
+ 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("ROW8")
+ 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("ROW9")
+ 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("ROW10")
+ 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("ROW11")
+ 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("ROW12")
+ 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_ind16 &bitmap, const rectangle &cliprect)
+{
+ 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.pix16(y, x) = 0;
+ }
+ break;
+
+ case 1: /* 1024x256x2 */
+ for (pixel = 0; pixel < 8; pixel++)
+ {
+ int x = (sx * 8) + pixel;
+ int color = BIT(data, 0);
+
+ bitmap.pix16(y, x) = color;
+
+ data >>= 1;
+ }
+ break;
+
+ case 2: /* 512x256x4 */
+ for (pixel = 0; pixel < 4; pixel++)
+ {
+ int x = (sx * 8) + (pixel * 2);
+ int color = data & 0x03;
+
+ bitmap.pix16(y, x) = color;
+ bitmap.pix16(y, x + 1) = color;
+
+ data >>= 2;
+ }
+ break;
+
+ case 3: /* 256x256x16 */
+ for (pixel = 0; pixel < 2; pixel++)
+ {
+ int x = (sx * 8) + (pixel * 4);
+ int color = data & 0x0f;
+
+ bitmap.pix16(y, x) = color;
+ bitmap.pix16(y, x + 1) = color;
+ bitmap.pix16(y, x + 2) = color;
+ bitmap.pix16(y, x + 3) = color;
+
+ data >>= 4;
+ }
+ break;
+ }
+
+ addr++;
+ }
+ }
+
+ return 0;
+}
+
+/* Z80-DART Interface */
+
+static Z80DART_INTERFACE( dart_intf )
+{
+ 0,
+ 0,
+ 0,
+ 0,
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_CPU_INPUT_LINE(Z80_TAG, INPUT_LINE_IRQ0)
+};
+
+/* Z80-PIO Interface */
+
+static Z80PIO_INTERFACE( pio_intf )
+{
+ DEVCB_CPU_INPUT_LINE(Z80_TAG, INPUT_LINE_IRQ0), /* callback when change interrupt status */
+ DEVCB_NULL, /* port A read callback */
+ DEVCB_NULL, /* port A write callback */
+ DEVCB_NULL, /* portA ready active callback */
+ DEVCB_NULL, /* port B read callback */
+ DEVCB_NULL, /* port B write callback */
+ DEVCB_NULL /* portB ready active callback */
+};
+
+/* Z80-CTC Interface */
+
+static TIMER_DEVICE_CALLBACK( ctc_tick )
+{
+ tiki100_state *state = timer.machine().driver_data<tiki100_state>();
+
+ state->m_ctc->trg0(1);
+ state->m_ctc->trg0(0);
+
+ state->m_ctc->trg1(1);
+ state->m_ctc->trg1(0);
+}
+
+WRITE_LINE_MEMBER( tiki100_state::ctc_z1_w )
+{
+}
+
+static Z80CTC_INTERFACE( ctc_intf )
+{
+ DEVCB_CPU_INPUT_LINE(Z80_TAG, INPUT_LINE_IRQ0), /* interrupt handler */
+ DEVCB_DEVICE_LINE_MEMBER(DEVICE_SELF,z80ctc_device, trg2), /* ZC/TO0 callback */
+ DEVCB_DRIVER_LINE_MEMBER(tiki100_state, ctc_z1_w), /* ZC/TO1 callback */
+ DEVCB_DEVICE_LINE_MEMBER(DEVICE_SELF,z80ctc_device, trg3) /* ZC/TO2 callback */
+};
+
+/* FD1797 Interface */
+
+static const wd17xx_interface fdc_intf =
+{
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_NULL,
+ { FLOPPY_0, FLOPPY_1, NULL, NULL }
+};
+
+/* AY-3-8912 Interface */
+
+WRITE8_MEMBER( tiki100_state::video_scroll_w )
+{
+ m_scroll = data;
+}
+
+static const ay8910_interface ay8910_intf =
+{
+ AY8910_LEGACY_OUTPUT,
+ AY8910_DEFAULT_LOADS,
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_DRIVER_MEMBER(tiki100_state, video_scroll_w),
+ DEVCB_NULL
+};
+
+/* Z80 Daisy Chain */
+
+static const z80_daisy_config tiki100_daisy_chain[] =
+{
+ { Z80CTC_TAG },
+ { Z80PIO_TAG },
+ { Z80DART_TAG },
+ { NULL }
+};
+
+/* Machine Start */
+
+void tiki100_state::machine_start()
+{
+ /* allocate video RAM */
+ m_video_ram = auto_alloc_array(machine(), UINT8, TIKI100_VIDEORAM_SIZE);
+
+ /* setup memory banking */
+ UINT8 *ram = m_ram->pointer();
+
+ membank("bank1")->configure_entry(BANK_ROM, memregion(Z80_TAG)->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_pointer(NAME(m_video_ram), TIKI100_VIDEORAM_SIZE);
+ save_item(NAME(m_scroll));
+ save_item(NAME(m_mode));
+ save_item(NAME(m_palette));
+ save_item(NAME(m_keylatch));
+}
+
+// physical disks have 2:1 sector interleave
+static LEGACY_FLOPPY_OPTIONS_START(tiki100)
+ LEGACY_FLOPPY_OPTION(tiki100, "dsk", "SSSD disk image", basicdsk_identify_default, basicdsk_construct_default, NULL,
+ HEADS([1])
+ TRACKS([40])
+ SECTORS([18])
+ SECTOR_LENGTH([128])
+ FIRST_SECTOR_ID([1]))
+ LEGACY_FLOPPY_OPTION(tiki100, "dsk", "SSDD disk image", basicdsk_identify_default, basicdsk_construct_default, NULL,
+ HEADS([1])
+ TRACKS([40])
+ SECTORS([10])
+ SECTOR_LENGTH([512])
+ FIRST_SECTOR_ID([1]))
+ LEGACY_FLOPPY_OPTION(tiki100, "dsk", "DSDD disk image", basicdsk_identify_default, basicdsk_construct_default, NULL,
+ HEADS([2])
+ TRACKS([40])
+ SECTORS([10])
+ SECTOR_LENGTH([512])
+ FIRST_SECTOR_ID([1]))
+ LEGACY_FLOPPY_OPTION(tiki100, "dsk", "DSHD disk image", basicdsk_identify_default, basicdsk_construct_default, NULL,
+ HEADS([2])
+ TRACKS([80])
+ SECTORS([10])
+ SECTOR_LENGTH([512])
+ FIRST_SECTOR_ID([1]))
+LEGACY_FLOPPY_OPTIONS_END
+
+static const floppy_interface tiki100_floppy_interface =
+{
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_NULL,
+ FLOPPY_STANDARD_5_25_DSHD,
+ LEGACY_FLOPPY_OPTIONS_NAME(tiki100),
+ "floppy_5_25",
+ NULL
+};
+
+/* Machine Driver */
+
+static MACHINE_CONFIG_START( tiki100, tiki100_state )
+ /* basic machine hardware */
+ MCFG_CPU_ADD(Z80_TAG, Z80, XTAL_8MHz/4)
+ 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_LENGTH(16)
+ // pixel clock 20.01782 MHz
+
+ /* devices */
+ MCFG_Z80DART_ADD(Z80DART_TAG, XTAL_8MHz/4, dart_intf)
+ MCFG_Z80PIO_ADD(Z80PIO_TAG, XTAL_8MHz/4, pio_intf)
+ MCFG_Z80CTC_ADD(Z80CTC_TAG, XTAL_8MHz/4, ctc_intf)
+ MCFG_TIMER_ADD_PERIODIC("ctc", ctc_tick, attotime::from_hz(XTAL_8MHz/4))
+ MCFG_FD1797_ADD(FD1797_TAG, fdc_intf) // FD1767PL-02 or FD1797-PL
+ MCFG_LEGACY_FLOPPY_2_DRIVES_ADD(tiki100_floppy_interface)
+
+ /* sound hardware */
+ MCFG_SPEAKER_STANDARD_MONO("mono")
+ MCFG_SOUND_ADD(AY8912_TAG, AY8912, XTAL_8MHz/4)
+ MCFG_SOUND_CONFIG(ay8910_intf)
+ 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 )