diff options
Diffstat (limited to 'src/mame/drivers/argo.c')
-rw-r--r-- | src/mame/drivers/argo.c | 382 |
1 files changed, 382 insertions, 0 deletions
diff --git a/src/mame/drivers/argo.c b/src/mame/drivers/argo.c new file mode 100644 index 00000000000..34ea530a86f --- /dev/null +++ b/src/mame/drivers/argo.c @@ -0,0 +1,382 @@ +// license:BSD-3-Clause +// copyright-holders:Robbbert +/*************************************************************************** + + Argo + + 16/03/2011 Skeleton driver. + + Some info obtained from EMU-80. + There are no manuals, diagrams, or anything else available afaik. + The entire driver is guesswork. + + The monitor will only allow certain characters to be typed, thus the + modifier keys appear to do nothing. There is no need to use the enter + key; using spacebar and the correct parameters is enough. + + Commands: same as UNIOR + + ToDo: + - Add devices + - There is no obvious evidence of sound. + - Cassette UART on ports C1 and C3. + +****************************************************************************/ + +#include "emu.h" +#include "cpu/z80/z80.h" + + +class argo_state : public driver_device +{ +public: + enum + { + TIMER_BOOT + }; + + argo_state(const machine_config &mconfig, device_type type, const char *tag) + : driver_device(mconfig, type, tag), + m_maincpu(*this, "maincpu"), + m_p_videoram(*this, "p_videoram"){ } + + required_device<cpu_device> m_maincpu; + DECLARE_WRITE8_MEMBER(argo_videoram_w); + DECLARE_READ8_MEMBER(argo_io_r); + DECLARE_WRITE8_MEMBER(argo_io_w); + required_shared_ptr<UINT8> m_p_videoram; + const UINT8 *m_p_chargen; + UINT8 m_framecnt; + UINT8 m_cursor_pos[3]; + UINT8 m_p_cursor_pos; + bool m_ram_ctrl; + UINT8 m_scroll_ctrl; + virtual void machine_reset(); + virtual void video_start(); + UINT32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); + DECLARE_DRIVER_INIT(argo); + +protected: + virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr); +}; + +// write to videoram if following 'out b9,61' otherwise write to the unknown 'extra' ram +WRITE8_MEMBER(argo_state::argo_videoram_w) +{ + UINT8 *RAM; + if (m_ram_ctrl) + RAM = memregion("videoram")->base(); + else + RAM = memregion("extraram")->base(); + + RAM[offset] = data; +} + +READ8_MEMBER(argo_state::argo_io_r) +{ + UINT8 low_io = offset; + + switch (low_io) + { + case 0xA1: // keyboard + char kbdrow[6]; + sprintf(kbdrow,"X%X",offset>>8); + return ioport(kbdrow)->read(); + + case 0xE8: // wants bit 4 low then high + return m_framecnt << 4; + + default: + logerror("%s: In %X\n",machine().describe_context(),low_io); + return 0xff; + } +} + +WRITE8_MEMBER(argo_state::argo_io_w) +{ + UINT8 low_io = offset; + + switch (low_io) + { + case 0xA1: // prep scroll step 1 + m_scroll_ctrl = (data == 0x61); + break; + + case 0xA9: // prep scroll step 2 + if ((m_scroll_ctrl == 1) && (data == 0x61)) + m_scroll_ctrl++; + break; + + case 0xE8: // hardware scroll - we should use ports E0,E1,E2,E3 + if ((m_scroll_ctrl == 2) & (data == 0xe3)) + { + UINT8 *RAM = memregion("videoram")->base(); + m_scroll_ctrl = 0; + memcpy(RAM, RAM+80, 24*80); + } + break; + + case 0xC4: // prepare to receive cursor position + m_p_cursor_pos = (data == 0x80); + break; + + case 0xC0: // store cursor position if it followed 'out c4,80' + if (m_p_cursor_pos) + { + m_cursor_pos[m_p_cursor_pos]=data; + if (m_p_cursor_pos == 1) m_p_cursor_pos++; + } + break; + + case 0xB9: // switch between videoram and extraram + m_ram_ctrl = (data == 0x61); + break; + + default: + logerror("%s: Out %X,%X\n",machine().describe_context(),low_io,data); + } +} + + + +static ADDRESS_MAP_START(argo_mem, AS_PROGRAM, 8, argo_state) + ADDRESS_MAP_UNMAP_HIGH + AM_RANGE(0x0000, 0x07ff) AM_RAMBANK("boot") + AM_RANGE(0x0800, 0xf7af) AM_RAM + AM_RANGE(0xf7b0, 0xf7ff) AM_RAM AM_SHARE("p_videoram") + AM_RANGE(0xf800, 0xffff) AM_ROM AM_WRITE(argo_videoram_w) +ADDRESS_MAP_END + +static ADDRESS_MAP_START(argo_io, AS_IO, 8, argo_state) + AM_RANGE(0x0000, 0xFFFF) AM_READWRITE(argo_io_r,argo_io_w) +ADDRESS_MAP_END + +/* Input ports */ +static INPUT_PORTS_START( argo ) // Keyboard was worked out by trial & error;'F' keys produce symbols + PORT_START("X0") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("-") PORT_CODE(KEYCODE_MINUS_PAD) PORT_CHAR('-') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F10) // J + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED) // nothing + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_UNUSED) // nothing + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("LShift") PORT_CODE(KEYCODE_LSHIFT) + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("7") PORT_CODE(KEYCODE_7_PAD) PORT_CHAR('7') + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("8") PORT_CODE(KEYCODE_8_PAD) PORT_CHAR('8') + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("9") PORT_CODE(KEYCODE_9_PAD) PORT_CHAR('9') + PORT_START("X1") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Esc") PORT_CODE(KEYCODE_ESC) PORT_CHAR(27) + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Tab") PORT_CODE(KEYCODE_TAB) PORT_CHAR(9) + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Ctrl") PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL) + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("RShift") PORT_CODE(KEYCODE_RSHIFT) + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("??") PORT_CODE(KEYCODE_F2) + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0_PAD) PORT_CHAR('0') + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(".") PORT_CODE(KEYCODE_DEL_PAD) PORT_CHAR('.') + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("+") PORT_CODE(KEYCODE_PLUS_PAD) PORT_CHAR('+') + PORT_START("X2") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("1") PORT_CODE(KEYCODE_1) PORT_CHAR('1') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) PORT_CHAR('Q') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("A") PORT_CODE(KEYCODE_A) PORT_CHAR('A') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_CHAR('Z') + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("??") PORT_CODE(KEYCODE_F12) + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("1") PORT_CODE(KEYCODE_1_PAD) PORT_CHAR('1') + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("2") PORT_CODE(KEYCODE_2_PAD) PORT_CHAR('2') + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("3") PORT_CODE(KEYCODE_3_PAD) PORT_CHAR('3') + PORT_START("X3") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F1) // A + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("2") PORT_CODE(KEYCODE_2) PORT_CHAR('2') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("W") PORT_CODE(KEYCODE_W) PORT_CHAR('W') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("S") PORT_CODE(KEYCODE_S) PORT_CHAR('S') + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("X") PORT_CODE(KEYCODE_X) PORT_CHAR('X') + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("4") PORT_CODE(KEYCODE_4_PAD) PORT_CHAR('4') + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("5") PORT_CODE(KEYCODE_5_PAD) PORT_CHAR('5') + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("6") PORT_CODE(KEYCODE_6_PAD) PORT_CHAR('6') + PORT_START("X4") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F2) // B + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("3") PORT_CODE(KEYCODE_3) PORT_CHAR('3') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("E") PORT_CODE(KEYCODE_E) PORT_CHAR('E') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("D") PORT_CODE(KEYCODE_D) PORT_CHAR('M') + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) PORT_CHAR('C') + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F11) // K + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F8) // H + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F9) // I + PORT_START("X5") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F3) // C + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("4") PORT_CODE(KEYCODE_4) PORT_CHAR('4') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("R") PORT_CODE(KEYCODE_R) PORT_CHAR('R') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F") PORT_CODE(KEYCODE_F) PORT_CHAR('F') + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("V") PORT_CODE(KEYCODE_V) PORT_CHAR('V') + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("BS") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F7) // G + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F6) // F + PORT_START("X6") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("5") PORT_CODE(KEYCODE_5) PORT_CHAR('5') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("T") PORT_CODE(KEYCODE_T) PORT_CHAR('T') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("G") PORT_CODE(KEYCODE_G) PORT_CHAR('G') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("B") PORT_CODE(KEYCODE_B) PORT_CHAR('B') + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Space") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_RIGHT) + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Enter") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("*") PORT_CODE(KEYCODE_ASTERISK) PORT_CHAR('*') + PORT_START("X7") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F4) // D + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("6") PORT_CODE(KEYCODE_6) PORT_CHAR('6') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) PORT_CHAR('Y') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("H") PORT_CODE(KEYCODE_H) PORT_CHAR('H') + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("N") PORT_CODE(KEYCODE_N) PORT_CHAR('N') + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_DOWN) + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_UP) + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("\\") PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\') + PORT_START("X8") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F5) // E + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("7") PORT_CODE(KEYCODE_7) PORT_CHAR('7') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("U") PORT_CODE(KEYCODE_U) PORT_CHAR('U') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_CHAR('J') + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("M") PORT_CODE(KEYCODE_M) PORT_CHAR('M') + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("`") PORT_CODE(KEYCODE_TILDE) PORT_CHAR('`') + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("]") PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("=") PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=') + PORT_START("X9") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("8") PORT_CODE(KEYCODE_8) PORT_CHAR('8') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_CHAR('I') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_CHAR('K') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(",") PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LEFT) + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("\'") PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('\'') + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("[") PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("-") PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') + PORT_START("XA") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("9") PORT_CODE(KEYCODE_9) PORT_CHAR('9') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("O") PORT_CODE(KEYCODE_O) PORT_CHAR('O') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_CHAR('L') // if L is the first character, computer hangs + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(".") PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("/") PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(";") PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("P") PORT_CODE(KEYCODE_P) PORT_CHAR('P') + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0) PORT_CHAR('0') + PORT_START("XB") + PORT_BIT(0xFF, IP_ACTIVE_LOW, IPT_UNUSED) +INPUT_PORTS_END + + +void argo_state::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) +{ + switch (id) + { + case TIMER_BOOT: + /* after the first 4 bytes have been read from ROM, switch the ram back in */ + membank("boot")->set_entry(0); + break; + default: + assert_always(FALSE, "Unknown id in argo_state::device_timer"); + } +} + +void argo_state::machine_reset() +{ + membank("boot")->set_entry(1); + timer_set(attotime::from_usec(5), TIMER_BOOT); +} + +DRIVER_INIT_MEMBER(argo_state,argo) +{ + UINT8 *RAM = memregion("maincpu")->base(); + membank("boot")->configure_entries(0, 2, &RAM[0x0000], 0xf800); +} + +void argo_state::video_start() +{ + m_p_chargen = memregion("chargen")->base(); +} + +UINT32 argo_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) +{ + UINT8 y,ra,chr,gfx; + UINT16 sy=0,ma=0,x; + UINT8 *p_vram = m_p_videoram; + + m_framecnt++; + + for (y = 0; y < 25; y++) + { + for (ra = 0; ra < 10; ra++) + { + UINT16 *p = &bitmap.pix16(sy++); + + for (x = 1; x < 81; x++) // align x to the cursor position numbers + { + gfx = 0; + + if (ra < 9) + { + chr = p_vram[x+ma-1]; + + /* Take care of flashing characters */ + //if ((chr & 0x80) && (m_framecnt & 0x08)) + // chr = 0x20; + + chr &= 0x7f; + + gfx = m_p_chargen[(chr<<4) | ra ]; + } + else + // display cursor if at cursor position and flash on + if ((x==m_cursor_pos[1]) && (y==m_cursor_pos[2]) && (m_framecnt & 0x08)) + gfx = 0xff; + + /* Display a scanline of a character */ + *p++ = BIT(gfx, 7); + *p++ = BIT(gfx, 6); + *p++ = BIT(gfx, 5); + *p++ = BIT(gfx, 4); + *p++ = BIT(gfx, 3); + *p++ = BIT(gfx, 2); + *p++ = BIT(gfx, 1); + *p++ = BIT(gfx, 0); + } + } + + if (y) + ma+=80; + else + { + ma=0; + p_vram = memregion("videoram")->base(); + } + } + return 0; +} + +static MACHINE_CONFIG_START( argo, argo_state ) + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", Z80, 3500000) + MCFG_CPU_PROGRAM_MAP(argo_mem) + MCFG_CPU_IO_MAP(argo_io) + + /* video hardware */ + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(50) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */ + MCFG_SCREEN_UPDATE_DRIVER(argo_state, screen_update) + MCFG_SCREEN_SIZE(640, 250) + MCFG_SCREEN_VISIBLE_AREA(0, 639, 0, 249) + MCFG_SCREEN_PALETTE("palette") + + MCFG_PALETTE_ADD_BLACK_AND_WHITE("palette") +MACHINE_CONFIG_END + +/* ROM definition */ +ROM_START( argo ) + ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF ) + ROM_LOAD( "argo.rom", 0xf800, 0x0800, CRC(4c4c045b) SHA1(be2b97728cc190d4a8bd27262ba9423f252d31a3) ) + + ROM_REGION( 0x0800, "videoram", ROMREGION_ERASEFF ) + ROM_REGION( 0x0800, "extraram", ROMREGION_ERASEFF ) // no idea what this is for + + /* character generator not dumped, using the one from 'c10' for now */ + ROM_REGION( 0x2000, "chargen", 0 ) + ROM_LOAD( "c10_char.bin", 0x0000, 0x2000, BAD_DUMP CRC(cb530b6f) SHA1(95590bbb433db9c4317f535723b29516b9b9fcbf)) +ROM_END + +/* Driver */ + +/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */ +COMP( 1986, argo, 0, 0, argo, argo, argo_state, argo, "<unknown>", "Argo", MACHINE_NOT_WORKING | MACHINE_NO_SOUND) |