diff options
Diffstat (limited to 'src/mame/drivers/okean240.cpp')
-rw-r--r-- | src/mame/drivers/okean240.cpp | 605 |
1 files changed, 0 insertions, 605 deletions
diff --git a/src/mame/drivers/okean240.cpp b/src/mame/drivers/okean240.cpp deleted file mode 100644 index 207089c5ae5..00000000000 --- a/src/mame/drivers/okean240.cpp +++ /dev/null @@ -1,605 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Robbbert -/*************************************************************************** - - Okeah-240 (Ocean-240) - - 28/12/2011 Skeleton driver. - - Info from EMU80: - -intctl : K580wn59 - irq[0]=kbd.irq2 - irq[1]=kbd.irq - irq[4]=tim.out[0] - -ppa40 : K580ww55 - portA=kbd.pressed.mask - portB[2]=cas.playback - portB[5]=kbd.key[58] - portB[6]=kbd.key[59] - portC[0-3]=kbd.pressed.row - portC[4]=kbd.ack - -ppaC0 : K580ww55 - portA=vid.scroll.y - portB[0-3]=mem.frame[0].page - portB[1-3]=mem.frame[1].page - portB[4-5]=mm.page - portC=vid.scroll.x - - -NOTE ABOUT THE TEST ROM (okean240t): -- You need to press a key every so often. - - -ToDo: -- Add devices -- Find out if any unconnected keyboard entries are real keys -- Colours? -- Sound? (perhaps port E4 bit 3) -- Add disks -- Cassette? -- Add memory banking (perhaps port C1) - -Usage of terminal: -- okean240 - the keyboard -- okean240a - not used -- okean240t - the keyboard & screen - -****************************************************************************/ - -#include "emu.h" -#include "cpu/i8085/i8085.h" -#include "machine/keyboard.h" -#include "machine/i8251.h" -#include "machine/i8255.h" -#include "machine/pic8259.h" -#include "machine/pit8253.h" -#include "bus/rs232/rs232.h" -#include "emupal.h" -#include "screen.h" - - -class okean240_state : public driver_device -{ -public: - okean240_state(const machine_config &mconfig, device_type type, const char *tag) - : driver_device(mconfig, type, tag) - , m_term_data(0) - , m_j(0) - , m_scroll(0) - , m_tog(0) - , m_p_videoram(*this, "videoram") - , m_io_modifiers(*this, "MODIFIERS") - , m_maincpu(*this, "maincpu") - , m_ppikbd(*this, "ppikbd") - { } - - void okean240a(machine_config &config); - void okean240t(machine_config &config); - void okean240(machine_config &config); - - void init_okean240(); - -private: - enum - { - TIMER_OKEAN_BOOT - }; - - DECLARE_READ8_MEMBER(okean240_kbd_status_r); - DECLARE_READ8_MEMBER(okean240a_kbd_status_r); - DECLARE_READ8_MEMBER(term_status_r); - DECLARE_READ8_MEMBER(term_r); - DECLARE_READ8_MEMBER(okean240_port40_r); - DECLARE_READ8_MEMBER(okean240_port41_r); - DECLARE_WRITE8_MEMBER(okean240_port42_w); - DECLARE_READ8_MEMBER(okean240a_port40_r); - DECLARE_READ8_MEMBER(okean240a_port41_r); - DECLARE_READ8_MEMBER(okean240a_port42_r); - void kbd_put(u8 data); - DECLARE_WRITE8_MEMBER(scroll_w); - uint32_t screen_update_okean240(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); - - void okean240_io(address_map &map); - void okean240_mem(address_map &map); - void okean240a_io(address_map &map); - void okean240t_io(address_map &map); - - virtual void machine_start() override; - virtual void machine_reset() override; - virtual void video_start() override; - virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override; - uint8_t m_term_data; - uint8_t m_j; - uint8_t m_scroll; - uint8_t m_tog; - required_shared_ptr<uint8_t> m_p_videoram; - optional_ioport m_io_modifiers; - ioport_port *m_io_port[11]; - required_device<cpu_device> m_maincpu; - required_device<i8255_device> m_ppikbd; -}; - -// okean240 requires bit 4 to change -READ8_MEMBER(okean240_state::okean240_kbd_status_r) -{ - m_tog ^= 0x18; - if (m_term_data) - return m_tog | 2; - else - return m_tog & 0x18; -} - -// see if a key is pressed and indicate status -READ8_MEMBER(okean240_state::okean240a_kbd_status_r) -{ - uint8_t i,j; - m_tog ^= 0x18; - - for (i = 0; i < 11; i++) - { - j = m_io_port[i]->read(); - if (j) - return m_tog | 2; - } - m_j = 0; - return m_tog & 0x18; -} - -// for test rom -READ8_MEMBER(okean240_state::term_status_r) -{ - return (m_term_data) ? 3 : 1; -} - -READ8_MEMBER(okean240_state::okean240_port40_r) -{ - // port 40 (get ascii key value) - return term_r(space, offset); -} - -READ8_MEMBER(okean240_state::okean240_port41_r) -{ - // port 41 bit 1 (test rom status bit) - m_tog ^= 6; - return m_tog; -} - -READ8_MEMBER(okean240_state::okean240a_port40_r) -{ - // port 40 (get a column) - for (uint8_t i = 0; i < 11; i++) - { - uint8_t j = m_io_port[i]->read(); - if (j) - { - if (j==m_j) return 0; - m_j=j; - return j; - } - } - m_j=0; - return 0; -} - -READ8_MEMBER(okean240_state::okean240a_port41_r) -{ - // port 41 bits 6&7 (modifier keys), and bit 1 (test rom status bit) - { - m_tog ^= 2; - return m_tog | m_io_modifiers->read(); - } -} - -READ8_MEMBER(okean240_state::okean240a_port42_r) -{ - // port 42 (get a row) - for (uint8_t i = 0; i < 11; i++) - { - if (m_io_port[i]->read() ) - return i; - } - return 0; -} - -// This is a keyboard acknowledge pulse, it goes high then -// straightaway low, if reading port 40 indicates a key is pressed. -WRITE8_MEMBER(okean240_state::okean240_port42_w) -{ -// okean240: port 42 bit 7 -// okean240a: port 42 bit 4 -} - -// for test rom -READ8_MEMBER(okean240_state::term_r) -{ - uint8_t ret = m_term_data; - m_term_data = 0; - return ret; -} - -WRITE8_MEMBER(okean240_state::scroll_w) -{ - m_scroll = data; -} - -void okean240_state::okean240_mem(address_map &map) -{ - map.unmap_value_high(); - map(0x0000, 0x07ff).bankrw("boot"); - map(0x0800, 0x3fff).ram(); - map(0x4000, 0x7fff).ram().share("videoram"); - map(0x8000, 0xbfff).ram(); - map(0xc000, 0xffff).rom(); -} - -void okean240_state::okean240_io(address_map &map) -{ - map.global_mask(0xff); - map(0x40, 0x43).rw(m_ppikbd, FUNC(i8255_device::read), FUNC(i8255_device::write)); - map(0x60, 0x63).rw("pit", FUNC(pit8253_device::read), FUNC(pit8253_device::write)); - map(0x80, 0x81).rw("pic", FUNC(pic8259_device::read), FUNC(pic8259_device::write)); - map(0x80, 0x80).r(FUNC(okean240_state::okean240_kbd_status_r)); - map(0xa0, 0xa0).r(FUNC(okean240_state::term_r)); - map(0xa1, 0xa1).r(FUNC(okean240_state::term_status_r)); - map(0xc0, 0xc3).rw("ppic", FUNC(i8255_device::read), FUNC(i8255_device::write)); - map(0xe0, 0xe3).rw("ppie", FUNC(i8255_device::read), FUNC(i8255_device::write)); -} - -void okean240_state::okean240a_io(address_map &map) -{ - map.global_mask(0xff); - map(0x40, 0x43).rw(m_ppikbd, FUNC(i8255_device::read), FUNC(i8255_device::write)); - map(0x60, 0x63).rw("pit", FUNC(pit8253_device::read), FUNC(pit8253_device::write)); - map(0x80, 0x81).rw("pic", FUNC(pic8259_device::read), FUNC(pic8259_device::write)); - map(0x80, 0x80).r(FUNC(okean240_state::okean240a_kbd_status_r)); - map(0xa0, 0xa1).rw("uart", FUNC(i8251_device::read), FUNC(i8251_device::write)); - map(0xc0, 0xc3).rw("ppic", FUNC(i8255_device::read), FUNC(i8255_device::write)); - map(0xe0, 0xe3).rw("ppie", FUNC(i8255_device::read), FUNC(i8255_device::write)); - // map(0x00, 0x1f)=ppa00.data - // map(0x20, 0x23)=dsk.data - // map(0x24, 0x24)=dsk.wait - // map(0x25, 0x25)=dskctl.data - // map(0x40, 0x5f)=ppa40.data - // map(0x60, 0x7f)=tim.data - // map(0x80, 0x81)=intctl.data - // map(0xa0, 0xa1)=comport.data - // map(0xc0, 0xdf)=ppaC0.data - // map(0xe0, 0xff)=ppaE0.data -} - -void okean240_state::okean240t_io(address_map &map) -{ - map.global_mask(0xff); - map(0x20, 0x23).nopw(); - map(0x40, 0x43).rw(m_ppikbd, FUNC(i8255_device::read), FUNC(i8255_device::write)); - map(0x60, 0x63).rw("pit", FUNC(pit8253_device::read), FUNC(pit8253_device::write)); - map(0x80, 0x81).rw("pic", FUNC(pic8259_device::read), FUNC(pic8259_device::write)); - map(0x80, 0x80).r(FUNC(okean240_state::okean240_kbd_status_r)); - map(0xa0, 0xa1).rw("uart", FUNC(i8251_device::read), FUNC(i8251_device::write)); - map(0xc0, 0xc3).rw("ppic", FUNC(i8255_device::read), FUNC(i8255_device::write)); - map(0xe0, 0xe3).rw("ppie", FUNC(i8255_device::read), FUNC(i8255_device::write)); -} - -/* Input ports */ -static INPUT_PORTS_START( okean240 ) -INPUT_PORTS_END - - -static INPUT_PORTS_START( okean240a ) - PORT_START("X0") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_UNUSED) // comma - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_UNUSED) // minus - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_UNUSED) // null - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_UNUSED) // null - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_UNUSED) // null - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("num7") PORT_CODE(KEYCODE_7_PAD) - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("num8") PORT_CODE(KEYCODE_8_PAD) - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("num9") PORT_CODE(KEYCODE_9_PAD) - - PORT_START("X1") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Esc") PORT_CODE(KEYCODE_ESC) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Tab") PORT_CODE(KEYCODE_TAB) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_UNUSED) // null - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_UNUSED) // null - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_UNUSED) // null - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("num0") PORT_CODE(KEYCODE_0_PAD) - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("numdel") PORT_CODE(KEYCODE_DEL_PAD) - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("numenter") PORT_CODE(KEYCODE_ENTER_PAD) - - PORT_START("X2") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("@ `") PORT_CODE(KEYCODE_TILDE) PORT_CHAR('@') PORT_CHAR('`') - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J') - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("F") PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F') - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q') - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_UNUSED) // null - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("num1") PORT_CODE(KEYCODE_1_PAD) - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("num2") PORT_CODE(KEYCODE_2_PAD) - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("num3") PORT_CODE(KEYCODE_3_PAD) - - PORT_START("X3") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_UNUSED) //9E - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("1 !") PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C') - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y') - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("^ ~") PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('^') PORT_CHAR('~') - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("num4") PORT_CODE(KEYCODE_4_PAD) - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("num5") PORT_CODE(KEYCODE_5_PAD) - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("num6") PORT_CODE(KEYCODE_6_PAD) - - PORT_START("X4") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_UNUSED) //81 - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("2 \"") PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"') - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("U") PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("W") PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W') - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("S") PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_UNUSED) // plus - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_UNUSED) //7F - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_UNUSED) //03 - - PORT_START("X5") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_UNUSED) //86 - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("3 #") PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K') - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("A") PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A') - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("M") PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M') - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Backspace") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_UNUSED) //99 - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_UNUSED) //8B - - PORT_START("X6") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("4 $") PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("E") PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E') - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("P") PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P') - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I') - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Space") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_UNUSED) //84 - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Enter") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("/ ?") PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') - - PORT_START("X7") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_UNUSED) //92 prints # and line feed - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("5 %") PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("N") PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N') - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("R") PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R') - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("T") PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T') - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_UNUSED) //98 - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_UNUSED) //85 cr and line feed - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("_") PORT_CODE(KEYCODE_END) - - PORT_START("X8") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_UNUSED) //83 cancel input - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("6 &") PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("G") PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G') - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("O") PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O') - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("X") PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X') - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME(". >") PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME(": *") PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(':') PORT_CHAR('*') - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("- =") PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('=') - - PORT_START("X9") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("7 '") PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'') - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("[ {") PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') PORT_CHAR('{') - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L') - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("B") PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B') - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_UNUSED) //93 - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("\\ |") PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\') PORT_CHAR('|') - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("H") PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H') - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0) PORT_CHAR('0') - - PORT_START("XA") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("8 (") PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(') - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("] }") PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_CHAR('}') - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("D") PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("; +") PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+') - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME(", <") PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("V") PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V') - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z') - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("9 )") PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') - - PORT_START("MODIFIERS") - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Ctrl") PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_SHIFT_2) - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Shift") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1) -INPUT_PORTS_END - - -void okean240_state::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) -{ - switch (id) - { - case TIMER_OKEAN_BOOT: - /* after the first 6 bytes have been read from ROM, switch the ram back in */ - membank("boot")->set_entry(0); - break; - default: - throw emu_fatalerror("Unknown id in okean240_state::device_timer"); - } -} - - -void okean240_state::machine_start() -{ - char kbdrow[6]; - - for (int i = 0; i < 11; i++) - { - sprintf(kbdrow,"X%X",i); - m_io_port[i] = ioport(kbdrow); - } -} - - -void okean240_state::machine_reset() -{ - timer_set(attotime::from_usec(10), TIMER_OKEAN_BOOT); - membank("boot")->set_entry(1); - m_term_data = 0; - m_j = 0; - m_scroll = 0; -} - -void okean240_state::kbd_put(u8 data) -{ - m_term_data = data; -} - -void okean240_state::init_okean240() -{ - uint8_t *RAM = memregion("maincpu")->base(); - membank("boot")->configure_entries(0, 2, &RAM[0x0000], 0xe000); -} - -void okean240_state::video_start() -{ -} - -uint32_t okean240_state::screen_update_okean240(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) -{ - uint8_t gfx,ma; // ma must be 8bit - uint16_t x,y; - - for (y = 0; y < 256; y++) - { - ma = y + m_scroll; - uint16_t *p = &bitmap.pix16(y); - - for (x = 0; x < 0x4000; x+=0x200) - { - gfx = m_p_videoram[x|ma] | m_p_videoram[x|ma|0x100]; - - /* Display a scanline of a character */ - *p++ = BIT(gfx, 0); - *p++ = BIT(gfx, 1); - *p++ = BIT(gfx, 2); - *p++ = BIT(gfx, 3); - *p++ = BIT(gfx, 4); - *p++ = BIT(gfx, 5); - *p++ = BIT(gfx, 6); - *p++ = BIT(gfx, 7); - } - } - return 0; -} - - -/* F4 Character Displayer */ -static const gfx_layout okean240_charlayout = -{ - 8, 7, /* 8 x 7 characters */ - 160, /* 160 characters */ - 1, /* 1 bits per pixel */ - { 0 }, /* no bitplanes */ - /* x offsets */ - { 7, 6, 5, 4, 3, 2, 1, 0 }, - /* y offsets */ - { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8 }, - 8*7 /* every char takes 7 bytes */ -}; - -static GFXDECODE_START( gfx_okean240 ) - GFXDECODE_ENTRY( "maincpu", 0xec08, okean240_charlayout, 0, 1 ) -GFXDECODE_END - -static GFXDECODE_START( gfx_okean240a ) - GFXDECODE_ENTRY( "maincpu", 0xef63, okean240_charlayout, 0, 1 ) -GFXDECODE_END - - -void okean240_state::okean240t(machine_config &config) -{ - /* basic machine hardware */ - I8080(config, m_maincpu, XTAL(12'000'000) / 6); - m_maincpu->set_addrmap(AS_PROGRAM, &okean240_state::okean240_mem); - m_maincpu->set_addrmap(AS_IO, &okean240_state::okean240t_io); - - i8251_device &uart(I8251(config, "uart", 0)); - uart.txd_handler().set("rs232", FUNC(rs232_port_device::write_txd)); - uart.dtr_handler().set("rs232", FUNC(rs232_port_device::write_dtr)); - uart.rts_handler().set("rs232", FUNC(rs232_port_device::write_rts)); - - rs232_port_device &rs232(RS232_PORT(config, "rs232", default_rs232_devices, "terminal")); - rs232.rxd_handler().set("uart", FUNC(i8251_device::write_rxd)); - rs232.dsr_handler().set("uart", FUNC(i8251_device::write_dsr)); - rs232.cts_handler().set("uart", FUNC(i8251_device::write_cts)); - - I8255(config, m_ppikbd); - m_ppikbd->in_pa_callback().set(FUNC(okean240_state::okean240_port40_r)); - m_ppikbd->in_pb_callback().set(FUNC(okean240_state::okean240_port41_r)); - m_ppikbd->out_pc_callback().set(FUNC(okean240_state::okean240_port42_w)); - - i8255_device &ppic(I8255(config, "ppic")); - ppic.out_pa_callback().set(FUNC(okean240_state::scroll_w)); - - I8255(config, "ppie"); - - pit8253_device &pit(PIT8253(config, "pit", 0)); - pit.set_clk<1>(3072000); // artificial rate - pit.out_handler<1>().set("uart", FUNC(i8251_device::write_txc)); - pit.out_handler<1>().append("uart", FUNC(i8251_device::write_rxc)); - - PIC8259(config, "pic", 0); - - /* video hardware */ - screen_device &screen1(SCREEN(config, "screen1", SCREEN_TYPE_RASTER)); - screen1.set_refresh_hz(50); - screen1.set_vblank_time(ATTOSECONDS_IN_USEC(2500)); /* not accurate */ - screen1.set_size(256, 256); - screen1.set_visarea(0, 255, 0, 255); - screen1.set_screen_update(FUNC(okean240_state::screen_update_okean240)); - screen1.set_palette("palette"); - - PALETTE(config, "palette", palette_device::MONOCHROME); -} - -void okean240_state::okean240a(machine_config &config) -{ - okean240t(config); - m_maincpu->set_addrmap(AS_IO, &okean240_state::okean240a_io); - GFXDECODE(config, "gfxdecode", "palette", gfx_okean240a); - subdevice<rs232_port_device>("rs232")->set_default_option("keyboard"); - - m_ppikbd->in_pa_callback().set(FUNC(okean240_state::okean240a_port40_r)); - m_ppikbd->in_pb_callback().set(FUNC(okean240_state::okean240a_port41_r)); - m_ppikbd->in_pc_callback().set(FUNC(okean240_state::okean240a_port42_r)); - - subdevice<pit8253_device>("pit")->set_clk<1>(1536000); // artificial rate -} - -void okean240_state::okean240(machine_config &config) -{ - okean240t(config); - m_maincpu->set_addrmap(AS_IO, &okean240_state::okean240_io); - GFXDECODE(config, "gfxdecode", "palette", gfx_okean240); - config.device_remove("uart"); - config.device_remove("rs232"); - subdevice<pit8253_device>("pit")->out_handler<1>().set_nop(); - generic_keyboard_device &keyboard(GENERIC_KEYBOARD(config, "keyboard", 0)); - keyboard.set_keyboard_callback(FUNC(okean240_state::kbd_put)); -} - -/* ROM definition */ -ROM_START( okean240 ) - ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF ) - ROM_LOAD( "monitor.bin", 0xe000, 0x2000, CRC(587799bc) SHA1(1f677afa96722ca4ed2643eaca243548845fc854) ) - ROM_LOAD( "cpm80.bin", 0xc000, 0x2000, CRC(7378e4f9) SHA1(c3c06c6f2e953546452ca6f82140a79d0e4953b4) ) -ROM_END - -ROM_START( okean240a ) - ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF ) - ROM_LOAD( "fddmonitor.bin", 0xe000, 0x2000, CRC(bcac5ca0) SHA1(602ab824704d3d5d07b3787f6227ff903c33c9d5) ) - ROM_LOAD( "fddcpm80.bin", 0xc000, 0x2000, CRC(b89a7e16) SHA1(b8f937c04f430be18e48f296ed3ef37194171204) ) -ROM_END - -ROM_START( okean240t ) - ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF ) - ROM_LOAD( "test.bin", 0xe000, 0x0800, CRC(e9e2b7b9) SHA1(e4e0b6984a2514b6ba3e97500d487ea1a68b7577) ) -ROM_END - -/* Driver */ - -// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS -COMP( 1986, okean240, 0, 0, okean240, okean240, okean240_state, init_okean240, "<unknown>", "Okeah-240", MACHINE_NOT_WORKING | MACHINE_NO_SOUND) -COMP( 1986, okean240a, okean240, 0, okean240a, okean240a, okean240_state, init_okean240, "<unknown>", "Ocean-240 with FDD", MACHINE_NOT_WORKING | MACHINE_NO_SOUND) -COMP( 1986, okean240t, okean240, 0, okean240t, okean240, okean240_state, init_okean240, "<unknown>", "Ocean-240 Test ROM", MACHINE_NOT_WORKING | MACHINE_NO_SOUND) |