diff options
Diffstat (limited to 'src/mame/drivers/hunter2.cpp')
-rw-r--r-- | src/mame/drivers/hunter2.cpp | 442 |
1 files changed, 442 insertions, 0 deletions
diff --git a/src/mame/drivers/hunter2.cpp b/src/mame/drivers/hunter2.cpp new file mode 100644 index 00000000000..75eb60c6115 --- /dev/null +++ b/src/mame/drivers/hunter2.cpp @@ -0,0 +1,442 @@ +// license:BSD-3-Clause +// copyright-holders:Robbbert,Barry Rodewald +/*************************************************************************** + + Skeleton driver for Husky Hunter 2 + + 2014-03-06 Skeleton [Robbbert] + 2014-03-07 Fixed screen [Barry Rodewald] + 2014-03-07 Added more stuff [Robbbert] + + http://www.seasip.info/VintagePC/husky2.html + + No schematics or manuals available. + + TODO: + - Add ports 83 and 85 + - Need software + - Add whatever image devices existed + - Probably lots of other stuff + +****************************************************************************/ + +#include "emu.h" +#include "cpu/z80/z80.h" +#include "video/hd61830.h" +#include "machine/mm58274c.h" +#include "rendlay.h" +#include "sound/speaker.h" +#include "machine/nsc810.h" +#include "bus/rs232/rs232.h" +#include "machine/nvram.h" +#include "machine/bankdev.h" + +class hunter2_state : public driver_device +{ +public: + hunter2_state(const machine_config &mconfig, device_type type, const char *tag) + : driver_device(mconfig, type, tag) + , m_maincpu(*this, "maincpu") + , m_speaker(*this, "speaker") + , m_rs232(*this, "serial") + , m_rom(*this, "roms") + , m_ram(*this, "rams") + , m_nvram(*this, "nvram") + , m_bank1(*this, "bank1") + , m_bank2(*this, "bank2") + , m_bank3(*this, "bank3") + { } + + DECLARE_READ8_MEMBER(keyboard_r); + DECLARE_READ8_MEMBER(serial_dsr_r); + DECLARE_WRITE8_MEMBER(keyboard_w); + DECLARE_READ8_MEMBER(serial_rx_r); + DECLARE_WRITE8_MEMBER(display_ctrl_w); + DECLARE_WRITE8_MEMBER(port80_w); + DECLARE_WRITE8_MEMBER(serial_tx_w); + DECLARE_WRITE8_MEMBER(serial_dtr_w); + DECLARE_WRITE8_MEMBER(serial_rts_w); + DECLARE_WRITE8_MEMBER(speaker_w); + DECLARE_WRITE8_MEMBER(irqctrl_w); + DECLARE_WRITE8_MEMBER(memmap_w); + DECLARE_PALETTE_INIT(hunter2); + DECLARE_DRIVER_INIT(hunter2); + DECLARE_WRITE_LINE_MEMBER(timer0_out); + DECLARE_WRITE_LINE_MEMBER(timer1_out); + DECLARE_WRITE_LINE_MEMBER(cts_w); + DECLARE_WRITE_LINE_MEMBER(rxd_w); + +private: + UINT8 m_keydata; + UINT8 m_irq_mask; + virtual void machine_reset(); + required_device<cpu_device> m_maincpu; + required_device<speaker_sound_device> m_speaker; + required_device<rs232_port_device> m_rs232; + required_memory_region m_rom; + required_memory_region m_ram; + required_device<nvram_device> m_nvram; + required_device<address_map_bank_device> m_bank1; + required_device<address_map_bank_device> m_bank2; + required_device<address_map_bank_device> m_bank3; +}; + +static ADDRESS_MAP_START(hunter2_banked_mem, AS_PROGRAM, 8, hunter2_state) + AM_RANGE(0x00000, 0x2ffff) AM_ROM AM_REGION("roms", 0x0000) + AM_RANGE(0x30000, 0x3ffff) AM_NOP + AM_RANGE(0x40000, 0xfffff) AM_RAM AM_REGION("rams", 0x0000) +ADDRESS_MAP_END + +static ADDRESS_MAP_START(hunter2_mem, AS_PROGRAM, 8, hunter2_state) + ADDRESS_MAP_UNMAP_HIGH + AM_RANGE(0x0000, 0x3fff) AM_DEVREADWRITE("bank1", address_map_bank_device, read8, write8) + AM_RANGE(0x4000, 0x7fff) AM_DEVREADWRITE("bank2", address_map_bank_device, read8, write8) + AM_RANGE(0x8000, 0xbfff) AM_DEVREADWRITE("bank3", address_map_bank_device, read8, write8) + AM_RANGE(0xc000, 0xffff) AM_RAM +ADDRESS_MAP_END + +static ADDRESS_MAP_START(hunter2_io, AS_IO, 8, hunter2_state) + ADDRESS_MAP_UNMAP_HIGH + ADDRESS_MAP_GLOBAL_MASK(0xff) + AM_RANGE(0x00, 0x1f) AM_DEVREADWRITE("iotimer", nsc810_device, read, write) + AM_RANGE(0x20, 0x20) AM_DEVWRITE("lcdc", hd61830_device, data_w) + AM_RANGE(0x21, 0x21) AM_DEVREADWRITE("lcdc", hd61830_device, status_r, control_w) + AM_RANGE(0x3e, 0x3e) AM_DEVREAD("lcdc", hd61830_device, data_r) + AM_RANGE(0x40, 0x4f) AM_DEVREADWRITE("rtc", mm58274c_device, read, write) + AM_RANGE(0x60, 0x60) AM_WRITE(display_ctrl_w) + AM_RANGE(0x80, 0x80) AM_WRITE(port80_w) + AM_RANGE(0x81, 0x81) AM_WRITE(serial_tx_w) + AM_RANGE(0x82, 0x82) AM_WRITE(serial_dtr_w) + AM_RANGE(0x84, 0x84) AM_WRITE(serial_rts_w) + AM_RANGE(0x86, 0x86) AM_WRITE(speaker_w) + AM_RANGE(0xbb, 0xbb) AM_WRITE(irqctrl_w) + AM_RANGE(0xe0, 0xe0) AM_WRITE(memmap_w) +ADDRESS_MAP_END + + +/* Input ports */ +static INPUT_PORTS_START( hunter2 ) + PORT_START("X0") + 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_5) PORT_CHAR('5') PORT_CHAR('%') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Y) PORT_CHAR('Y') PORT_CHAR('y') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_T) PORT_CHAR('T') PORT_CHAR('t') + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_G) PORT_CHAR('G') PORT_CHAR('g') + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F) PORT_CHAR('F') PORT_CHAR('f') + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_B) PORT_CHAR('B') PORT_CHAR('b') + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_V) PORT_CHAR('V') PORT_CHAR('v') + + PORT_START("X1") + 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_7) PORT_CHAR('7') PORT_CHAR('&') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_I) PORT_CHAR('I') PORT_CHAR('i') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_U) PORT_CHAR('U') PORT_CHAR('u') + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_J) PORT_CHAR('J') PORT_CHAR('j') + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_H) PORT_CHAR('H') PORT_CHAR('h') + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_M) PORT_CHAR('M') PORT_CHAR('m') + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_N) PORT_CHAR('N') PORT_CHAR('n') + + PORT_START("X2") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_P) PORT_CHAR('P') PORT_CHAR('p') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_O) PORT_CHAR('O') PORT_CHAR('o') + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_L) PORT_CHAR('L') PORT_CHAR('l') + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_K) PORT_CHAR('K') PORT_CHAR('k') + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') + + PORT_START("X3") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Esc/Brk") PORT_CODE(KEYCODE_ESC) PORT_CHAR(27) + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Up") PORT_CODE(KEYCODE_UP) + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Right") PORT_CODE(KEYCODE_RIGHT) + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Lbl/Ins") PORT_CODE(KEYCODE_INSERT) + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Down") PORT_CODE(KEYCODE_DOWN) + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Backspace") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Right") PORT_CODE(KEYCODE_TAB) PORT_CHAR(9) + + PORT_START("X4") + 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_MINUS) PORT_CHAR('-') PORT_CHAR('_') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Left") PORT_CODE(KEYCODE_LEFT) + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') PORT_CHAR(']') + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('\'') PORT_CHAR('\"') + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR(':') + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('?') PORT_CHAR('/') + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') + + PORT_START("X5") + 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_1) PORT_CHAR('1') PORT_CHAR('!') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_W) PORT_CHAR('W') PORT_CHAR('w') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Q) PORT_CHAR('Q') PORT_CHAR('q') + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_A) PORT_CHAR('A') PORT_CHAR('a') + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Ctrl") PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL) + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Z) PORT_CHAR('Z') PORT_CHAR('z') + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Shift") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1) + + PORT_START("X6") + 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_3) PORT_CHAR('3') PORT_CHAR('#') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_R) PORT_CHAR('R') PORT_CHAR('r') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_CHAR('E') PORT_CHAR('e') + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_D) PORT_CHAR('D') PORT_CHAR('d') + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_S) PORT_CHAR('S') PORT_CHAR('s') + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_C) PORT_CHAR('C') PORT_CHAR('c') + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_X) PORT_CHAR('X') PORT_CHAR('x') +INPUT_PORTS_END + +READ8_MEMBER( hunter2_state::keyboard_r ) +{ + UINT8 i,data = 0xff; + for (i = 0; i < 7; i++) + { + if (!BIT(m_keydata, i)) + { + char kbdrow[6]; + sprintf(kbdrow,"X%d", i); + data &= ioport(kbdrow)->read(); + } + } + return data; +} + +READ8_MEMBER( hunter2_state::serial_dsr_r ) +{ + UINT8 res = 0x00; + + if(m_rs232->dsr_r()) + res |= 0x80; + + return res; +} + +WRITE8_MEMBER( hunter2_state::keyboard_w ) +{ + m_keydata = data; + //logerror("Key row select %02x\n",data); +} + +READ8_MEMBER( hunter2_state::serial_rx_r ) +{ + UINT8 res = 0x28; + + if(m_rs232->rxd_r()) + res |= 0x01; + if(m_rs232->dcd_r()) + res |= 0x02; + + return res; +} + +WRITE8_MEMBER( hunter2_state::display_ctrl_w ) +{ +/* according to the website, +Bit 2: Backlight toggle +Bits 1,0,7,6: Contrast level. +00 is being written here +*/ +} + +WRITE8_MEMBER( hunter2_state::port80_w ) +{ +} + +WRITE8_MEMBER( hunter2_state::serial_tx_w ) +{ + m_rs232->write_txd(data & 0x01); +// logerror("TXD write %02x\n",data); +} + +WRITE8_MEMBER( hunter2_state::serial_dtr_w ) +{ + m_rs232->write_dtr(data & 0x01); +// logerror("DTR write %02x\n",data); +} + +WRITE8_MEMBER( hunter2_state::serial_rts_w ) +{ + m_rs232->write_rts(data & 0x01); +// logerror("RTS write %02x\n",data); +} + +WRITE8_MEMBER( hunter2_state::speaker_w ) +{ + m_speaker->level_w(BIT(data, 0)); +} + +/* +Bit 0 = Enable normal interrupts +Bit 1 = Enable RSTC interrupts +Bit 2 = Enable RSTB interrupts +Bit 3 = Enable RSTA interrupts +*/ +WRITE8_MEMBER( hunter2_state::irqctrl_w ) +{ + m_irq_mask = data; + if(!(data & 0x08)) + m_maincpu->set_input_line(NSC800_RSTA, CLEAR_LINE); + if(!(data & 0x04)) + m_maincpu->set_input_line(NSC800_RSTB, CLEAR_LINE); + if(!(data & 0x02)) + m_maincpu->set_input_line(NSC800_RSTC, CLEAR_LINE); +} + +/* +data bank0 bank1 bank2 +00 00 01 02 +01 00 01 03 +02 00 01 04 +.... +09 00 01 11 +80 16 17 18 +.... +8F 61 62 63 +*/ +WRITE8_MEMBER( hunter2_state::memmap_w ) +{ + if (data < 0x0a) + { + m_bank1->set_bank(0); + m_bank2->set_bank(1); + m_bank3->set_bank(2 + data); + } + else + if (data >= 0x80) + { + UINT8 bank = data & 0x0f; + m_bank1->set_bank(16 + (bank*3)); + m_bank2->set_bank(17 + (bank*3)); + m_bank3->set_bank(18 + (bank*3)); + } +} + +void hunter2_state::machine_reset() +{ + m_keydata = 0xff; + m_irq_mask = 0; + m_bank1->set_bank(0); + m_bank2->set_bank(1); + m_bank3->set_bank(2); +} + +// it is presumed that writing to rom will go nowhere +DRIVER_INIT_MEMBER( hunter2_state, hunter2 ) +{ + UINT8 *ram = m_ram->base(); + + m_nvram->set_base(ram,m_ram->bytes()); +} + +PALETTE_INIT_MEMBER(hunter2_state, hunter2) +{ + palette.set_pen_color(0, rgb_t(138, 146, 148)); + palette.set_pen_color(1, rgb_t(92, 83, 88)); +} + +WRITE_LINE_MEMBER(hunter2_state::timer0_out) +{ + if(state == ASSERT_LINE) + m_maincpu->set_input_line(INPUT_LINE_NMI, PULSE_LINE); +} + +WRITE_LINE_MEMBER(hunter2_state::timer1_out) +{ + if(m_irq_mask & 0x08) + m_maincpu->set_input_line(NSC800_RSTA, state); +} + +WRITE_LINE_MEMBER(hunter2_state::cts_w) +{ + if(BIT(m_irq_mask, 1)) + { + m_maincpu->set_input_line(NSC800_RSTC, state); + popmessage("CTS: RSTC set %i\n",state); + } +} + +WRITE_LINE_MEMBER(hunter2_state::rxd_w) +{ + if(BIT(m_irq_mask, 2)) + m_maincpu->set_input_line(NSC800_RSTB, ASSERT_LINE); +} + +static MACHINE_CONFIG_START( hunter2, hunter2_state ) + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", NSC800, XTAL_4MHz) + MCFG_CPU_PROGRAM_MAP(hunter2_mem) + MCFG_CPU_IO_MAP(hunter2_io) + + /* video hardware */ + MCFG_SCREEN_ADD("screen", LCD) + MCFG_SCREEN_REFRESH_RATE(80) + MCFG_SCREEN_UPDATE_DEVICE("lcdc", hd61830_device, screen_update) + MCFG_SCREEN_SIZE(240, 128) + MCFG_SCREEN_VISIBLE_AREA(0, 239, 0, 63) + MCFG_SCREEN_PALETTE("palette") + + MCFG_DEFAULT_LAYOUT(layout_lcd) + MCFG_PALETTE_ADD("palette", 2) + MCFG_PALETTE_INIT_OWNER(hunter2_state, hunter2) + MCFG_DEVICE_ADD("lcdc", HD61830, XTAL_4_9152MHz/2/2) // unknown clock + + /* sound hardware */ + MCFG_SPEAKER_STANDARD_MONO("mono") + MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) + + /* Devices */ + MCFG_DEVICE_ADD("rtc", MM58274C, 0) + // this is all a guess + MCFG_MM58274C_MODE24(0) // 12 hour + MCFG_MM58274C_DAY1(1) // monday + + MCFG_NSC810_ADD("iotimer",XTAL_4MHz,XTAL_4MHz) + MCFG_NSC810_PORTA_READ(READ8(hunter2_state,keyboard_r)) + MCFG_NSC810_PORTB_READ(READ8(hunter2_state,serial_dsr_r)) + MCFG_NSC810_PORTB_WRITE(WRITE8(hunter2_state,keyboard_w)) + MCFG_NSC810_PORTC_READ(READ8(hunter2_state,serial_rx_r)) + MCFG_NSC810_TIMER0_OUT(WRITELINE(hunter2_state,timer0_out)) + MCFG_NSC810_TIMER1_OUT(WRITELINE(hunter2_state,timer1_out)) + + MCFG_RS232_PORT_ADD("serial",default_rs232_devices,NULL) + MCFG_RS232_CTS_HANDLER(WRITELINE(hunter2_state,cts_w)) + MCFG_RS232_RXD_HANDLER(WRITELINE(hunter2_state,rxd_w)) + + MCFG_NVRAM_ADD_0FILL("nvram") + + MCFG_DEVICE_ADD("bank1", ADDRESS_MAP_BANK, 0) + MCFG_DEVICE_PROGRAM_MAP(hunter2_banked_mem) + MCFG_ADDRESS_MAP_BANK_ENDIANNESS(ENDIANNESS_LITTLE) + MCFG_ADDRESS_MAP_BANK_DATABUS_WIDTH(8) + MCFG_ADDRESS_MAP_BANK_STRIDE(0x4000) + + MCFG_DEVICE_ADD("bank2", ADDRESS_MAP_BANK, 0) + MCFG_DEVICE_PROGRAM_MAP(hunter2_banked_mem) + MCFG_ADDRESS_MAP_BANK_ENDIANNESS(ENDIANNESS_LITTLE) + MCFG_ADDRESS_MAP_BANK_DATABUS_WIDTH(8) + MCFG_ADDRESS_MAP_BANK_STRIDE(0x4000) + + MCFG_DEVICE_ADD("bank3", ADDRESS_MAP_BANK, 0) + MCFG_DEVICE_PROGRAM_MAP(hunter2_banked_mem) + MCFG_ADDRESS_MAP_BANK_ENDIANNESS(ENDIANNESS_LITTLE) + MCFG_ADDRESS_MAP_BANK_DATABUS_WIDTH(8) + MCFG_ADDRESS_MAP_BANK_STRIDE(0x4000) + +MACHINE_CONFIG_END + +/* ROM definition */ +ROM_START( hunter2 ) + ROM_REGION(0x30000, "roms", ROMREGION_ERASEFF) // board has space for 6 roms, but only 2 are populated normally + ROM_LOAD( "tr032kx8mrom0.ic50", 0x0000, 0x8000, CRC(694d252c) SHA1(b11dbf24faf648596d92b1823e25a8e4fb7f542c) ) + ROM_LOAD( "tr032kx8mrom1.ic51", 0x8000, 0x8000, CRC(82901642) SHA1(d84f2bbd2e9e052bd161a313c240a67918f774ad) ) + + // 48 x 4k blocks plus 1 sinkhole + ROM_REGION(0xc4000, "rams", ROMREGION_ERASEVAL(0xa5)) // board can have up to 736k of ram, but 192k is standard +ROM_END + +/* Driver */ + +/* YEAR NAME PARENT COMPAT MACHINE INPUT STATE INIT COMPANY FULLNAME FLAGS */ +COMP( 1981, hunter2, 0, 0, hunter2, hunter2, hunter2_state, hunter2, "Husky", "Hunter 2", MACHINE_NOT_WORKING ) |