diff options
Diffstat (limited to 'src/mame/drivers/tiki100.cpp')
-rw-r--r-- | src/mame/drivers/tiki100.cpp | 827 |
1 files changed, 0 insertions, 827 deletions
diff --git a/src/mame/drivers/tiki100.cpp b/src/mame/drivers/tiki100.cpp deleted file mode 100644 index 3c1b19f2f1a..00000000000 --- a/src/mame/drivers/tiki100.cpp +++ /dev/null @@ -1,827 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Curt Coder, Frode van der Meeren -/*************************************************************************** - - Tiki 100 - - 12/05/2009 Skeleton driver. - - Most of the driver is written by Curt Coder. - - 2020-06-02: - Screen-drawing redone by Frode van der Meeren. - There is still some work that needs to get this - even more accurate, but it's mostly down to - triggering update at the right times. - -****************************************************************************/ - -/* - - TODO: - - - 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 */ - -uint8_t tiki100_state::mrq_r(offs_t offset) -{ - 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; -} - -void tiki100_state::mrq_w(offs_t offset, uint8_t data) -{ - 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); -} - -uint8_t tiki100_state::iorq_r(offs_t offset) -{ - uint8_t data = m_exp->iorq_r(offset, 0xff); - - switch ((offset & 0xff) >> 2) - { - case 0x00: // KEYS - data = keyboard_r(); - 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; -} - -void tiki100_state::iorq_w(offs_t offset, uint8_t data) -{ - m_exp->iorq_w(offset, data); - - switch ((offset & 0xff) >> 2) - { - case 0x00: // KEYS - keyboard_w(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(data); - break; - - case 0x04: // FLOP - m_fdc->write(offset & 0x03, data); - break; - - case 0x05: // VIPS - switch (offset & 0x03) - { - case 0: case 1: - palette_w(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(data); - break; - } -} - -/* Read/Write Handlers */ - -uint8_t tiki100_state::keyboard_r() -{ - uint8_t data = 0xff; - - if (m_keylatch < 13) - { - data = m_y[m_keylatch]->read(); - } - - m_keylatch++; - if (m_keylatch == 16) m_keylatch = 0; // Column selected by a 4-bit counter - - return data; -} - -void tiki100_state::keyboard_w(uint8_t data) -{ - m_keylatch = 0; -} - -void tiki100_state::video_mode_w(uint8_t data) -{ - /* - - 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; -} - -void tiki100_state::palette_w(uint8_t data) -{ - /* - - 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; -} - -void tiki100_state::system_w(uint8_t data) -{ - /* - - 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 or 4000-bfff - 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 | | | | - 13 | | | | | | | | | - ----+---------+---------+---------+---------+---------+---------+---------+---------+ - - Unused bits may return some fixed values, an undocumented system call will read and return them. -*/ - 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("Y13") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNUSED ) - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNUSED ) - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNUSED ) - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNUSED ) - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED ) - 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 */ - -TIMER_DEVICE_CALLBACK_MEMBER( tiki100_state::scanline_start ) -{ - // TODO: Optional assertion of VSYNC on one of the PIO-pins, as used by some demos - //int scanline = param; - - // TODO: use TIMER to trigger this every 16-pixel chunk (20MHz/16) instead of once at the end of the scanline - m_screen->update_now(); - - // This point is by the end of a line. Changes in palette are applied here. - if (BIT(m_mode, 7)) - { - int color = m_mode & 0x0f; - uint8_t colordata = ~m_palette_val; - - m_palette->set_pen_color(color, pal3bit(colordata >> 5), pal3bit(colordata >> 2), pal2bit(colordata >> 0)); - } -} - -uint32_t tiki100_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) -{ - // - // Emulates the pixel-shifter and row/column counters from a - // starting point on screen to an ending point on screen. - // - // For the most accurate results, this should be run once for - // every 16-pixel chunk, but per the spring of 2020 there is - // only one demo that require this degree of accuracy. - // - // - - rgb_t const *const palette = m_palette->palette()->entry_list_raw(); - - for (int vaddr = cliprect.min_y; vaddr <= cliprect.max_y; vaddr++) - { - // This is at the start of a line - int haddr = (cliprect.min_x>>4); - int const haddr_end = (cliprect.max_x>>4); - for (; haddr <= haddr_end; haddr++) - { - // This is at the start of a 16-dot cluster. Changes in m_scroll and m_video_ram come into effect here. - uint16_t addr = ((vaddr+m_scroll)<<7) | (haddr<<1); - uint16_t data = (m_video_ram[(addr+1) & TIKI100_VIDEORAM_MASK]<<8) | m_video_ram[addr & TIKI100_VIDEORAM_MASK]; - for(int dot = 0; dot < 16; dot++) - { - // This is at the start of a dot. Changes in m_mode are applied at this point. - int mode = (m_mode >> 4) & 0x03; - if((mode == 1) || (!(dot&0x01) && mode == 2) || (!(dot&0x03) && mode == 3)) - { - // This is the point when a pixel is latched from the dot-shifter. - // - // For the sake of readability: - // mode == 0: keep the old pixel - // mode == 1: latch new pixel once per dot - // mode == 2: latch new pixel once per 2 dots - // mode == 3: latch new pixel once per 4 dots - // - m_current_pixel = data&0x0F; - } - bitmap.pix(vaddr, (haddr<<4) + dot) = palette[m_current_pixel&0x0F]; - - // This will run the dot-shifter and add the TEST-pattern to the upper bits (usually hidden by palette). - data = (data>>1)|((haddr&0x02)<<14); - } - } - } - - 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; -} - -uint8_t 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; -} - -void tiki100_state::pio_pb_w(uint8_t data) -{ - /* - - 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 */ - -void tiki100_state::video_scroll_w(uint8_t data) -{ - 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() -{ - system_w(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 */ - TIMER(config, "scantimer").configure_scanline(FUNC(tiki100_state::scanline_start), "screen", 0, 1); - SCREEN(config, m_screen, SCREEN_TYPE_RASTER); - m_screen->set_raw(20_MHz_XTAL, 1280, 0, 1024, 312, 0, 256); - m_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::read)); - m_pio->out_pa_callback().set("cent_data_out", FUNC(output_latch_device::write)); - 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 ) |