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4be73ce2eb
mame/src/mess/drivers/rmnimbus.c
Ivan Vangelista 4be73ce2eb Converted msm5205_device to devcb2 (nw)
2014-03-30 20:13:15 +00:00

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/*
drivers/rmnimbus.c
Research machines Nimbus.
2009-11-14, P.Harvey-Smith.
*/
#include "emu.h"
#include "cpu/i86/i186.h"
#include "cpu/mcs51/mcs51.h"
#include "imagedev/flopdrv.h"
#include "machine/ram.h"
#include "formats/pc_dsk.h"
#include "includes/rmnimbus.h"
#include "machine/scsibus.h"
#include "machine/scsicb.h"
#include "machine/scsihd.h"
#include "bus/scsi/s1410.h"
#include "bus/scsi/acb4070.h"
#include "machine/6522via.h"
#include "bus/centronics/ctronics.h"
#include "sound/ay8910.h"
const unsigned char nimbus_palette[SCREEN_NO_COLOURS][3] =
{
/*normal brightness */
{ 0x00,0x00,0x00 }, /* black */
{ 0x00,0x00,0x80 }, /* blue */
{ 0x80,0x00,0x00 }, /* red */
{ 0x80,0x00,0x80 }, /* magenta */
{ 0x00,0x80,0x00 }, /* green */
{ 0x00,0x80,0x80 }, /* cyan */
{ 0x80,0x80,0x00 }, /* yellow */
{ 0x80,0x80,0x80 }, /* light grey */
/*enhanced brightness*/
{ 0x40,0x40,0x40 }, /* dark grey */
{ 0x00,0x00,0xFF }, /* light blue */
{ 0xFF,0x00,0x00 }, /* light red */
{ 0xFF,0x00,0xFF }, /* light magenta */
{ 0x00,0xFF,0x00 }, /* light green */
{ 0x00,0xFF,0xFF }, /* light cyan */
{ 0xFF,0xFF,0x00 }, /* yellow */
{ 0xFF,0xFF,0xFF } /* white */
};
static const floppy_interface nimbus_floppy_interface =
{
DEVCB_NULL,
DEVCB_NULL,
DEVCB_NULL,
DEVCB_NULL,
DEVCB_NULL,
FLOPPY_STANDARD_3_5_DSDD,
LEGACY_FLOPPY_OPTIONS_NAME(pc),
"floppy_3_5",
NULL
};
/* Null port handlers for now, I believe that the IO ports are used for */
/* the nimbus rompacks */
static const ay8910_interface nimbus_ay8910_interface =
{
AY8910_LEGACY_OUTPUT,
AY8910_DEFAULT_LOADS,
DEVCB_NULL, /* portA read */
DEVCB_NULL, /* portB read */
DEVCB_DRIVER_MEMBER(rmnimbus_state, nimbus_sound_ay8910_porta_w), /* portA write */
DEVCB_DRIVER_MEMBER(rmnimbus_state, nimbus_sound_ay8910_portb_w) /* portB write */
};
static ADDRESS_MAP_START(nimbus_mem, AS_PROGRAM, 16, rmnimbus_state )
AM_RANGE( 0x00000, 0x1FFFF ) AM_RAMBANK(RAM_BANK00_TAG)
AM_RANGE( 0x20000, 0x3FFFF ) AM_RAMBANK(RAM_BANK01_TAG)
AM_RANGE( 0x40000, 0x5FFFF ) AM_RAMBANK(RAM_BANK02_TAG)
AM_RANGE( 0x60000, 0x7FFFF ) AM_RAMBANK(RAM_BANK03_TAG)
AM_RANGE( 0x80000, 0x9FFFF ) AM_RAMBANK(RAM_BANK04_TAG)
AM_RANGE( 0xA0000, 0xBFFFF ) AM_RAMBANK(RAM_BANK05_TAG)
AM_RANGE( 0xC0000, 0xDFFFF ) AM_RAMBANK(RAM_BANK06_TAG)
AM_RANGE( 0xE0000, 0xEFFFF ) AM_RAMBANK(RAM_BANK07_TAG)
AM_RANGE( 0xF0000, 0xFFFFF ) AM_ROM AM_REGION(MAINCPU_TAG, 0x0f0000)
ADDRESS_MAP_END
static ADDRESS_MAP_START(nimbus_io, AS_IO, 16, rmnimbus_state )
AM_RANGE( 0x0000, 0x0031) AM_READWRITE(nimbus_video_io_r, nimbus_video_io_w)
AM_RANGE( 0x0032, 0x007f) AM_READWRITE(nimbus_io_r, nimbus_io_w)
AM_RANGE( 0x0080, 0x0081) AM_READWRITE8(nimbus_mcu_r, nimbus_mcu_w, 0x00FF)
AM_RANGE( 0x0092, 0x0093) AM_READWRITE8(nimbus_iou_r, nimbus_iou_w, 0x00FF)
AM_RANGE( 0x00A4, 0x00A5) AM_READWRITE8(nimbus_mouse_js_r, nimbus_mouse_js_w, 0x00FF)
AM_RANGE( 0X00c0, 0X00cf) AM_READWRITE8(nimbus_pc8031_r, nimbus_pc8031_w, 0x00FF)
AM_RANGE( 0X00e0, 0X00ef) AM_READWRITE8(nimbus_sound_ay8910_r, nimbus_sound_ay8910_w, 0x00FF)
AM_RANGE( 0x00f0, 0x00f7) AM_DEVREADWRITE8(Z80SIO_TAG, z80sio_device, read, write, 0x00ff)
AM_RANGE( 0x0400, 0x041f) AM_READWRITE8(nimbus_disk_r, nimbus_disk_w, 0x00FF)
AM_RANGE( 0x0480, 0x049f) AM_DEVREADWRITE8(VIA_TAG, via6522_device, read, write, 0x00FF)
//AM_RANGE( 0xff00, 0xffff) AM_READWRITE(nimbus_i186_internal_port_r, nimbus_i186_internal_port_w)/* CPU 80186 */
ADDRESS_MAP_END
static INPUT_PORTS_START( nimbus )
PORT_START("config")
PORT_CONFNAME( 0x01, 0x00, "Input Port 0 Device")
PORT_CONFSETTING( 0x00, "Mouse" )
PORT_CONFSETTING( 0x01, DEF_STR( Joystick ) )
PORT_START("KEY0") /* Key row 0 scancodes 00..07 */
//PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("1") PORT_CODE(KEYCODE_1) PORT_CHAR('1')
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("ESC") PORT_CODE(KEYCODE_ESC) PORT_CHAR(0x1B)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("1") PORT_CODE(KEYCODE_1) PORT_CHAR('1')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("2") PORT_CODE(KEYCODE_2) PORT_CHAR('2')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("3") PORT_CODE(KEYCODE_3) PORT_CHAR('3')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("4") PORT_CODE(KEYCODE_4) PORT_CHAR('4')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("5") PORT_CODE(KEYCODE_5) PORT_CHAR('5')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("6") PORT_CODE(KEYCODE_6) PORT_CHAR('6')
PORT_START("KEY1") /* Key row 1 scancodes 08..0F */
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("7") PORT_CODE(KEYCODE_7) PORT_CHAR('7')
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("8") PORT_CODE(KEYCODE_8) PORT_CHAR('8')
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("9") PORT_CODE(KEYCODE_9) PORT_CHAR('9')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0) PORT_CHAR('0')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("-") PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("=") PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("BSPACE") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(0x08)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("TAB") PORT_CODE(KEYCODE_TAB) PORT_CHAR(0x09)
PORT_START("KEY2") /* Key row 2 scancodes 10..17 */
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) PORT_CHAR('Q')
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("W") PORT_CODE(KEYCODE_W) PORT_CHAR('W')
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("R") PORT_CODE(KEYCODE_R) PORT_CHAR('R')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("T") PORT_CODE(KEYCODE_T) PORT_CHAR('T')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) PORT_CHAR('Y')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("U") PORT_CODE(KEYCODE_U) PORT_CHAR('U')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_CHAR('I')
PORT_START("KEY3") /* Key row 3 scancodes 18..1F */
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("O") PORT_CODE(KEYCODE_O) PORT_CHAR('O')
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("P") PORT_CODE(KEYCODE_P) PORT_CHAR('P')
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("[") PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("]") PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("ENTER") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(0x0D)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("CTRL") PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL) // Ether control
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("A") PORT_CODE(KEYCODE_A) PORT_CHAR('A')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("S") PORT_CODE(KEYCODE_S) PORT_CHAR('S')
PORT_START("KEY4") /* Key row 4 scancodes 20..27 */
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("D") PORT_CODE(KEYCODE_D) PORT_CHAR('D')
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F") PORT_CODE(KEYCODE_F) PORT_CHAR('F')
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("H") PORT_CODE(KEYCODE_H) PORT_CHAR('H')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_CHAR('J')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_CHAR('K')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_CHAR('L')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(";") PORT_CODE(KEYCODE_COLON) PORT_CHAR(';')
PORT_START("KEY5") /* Key row 5 scancodes 28..2F */
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("#") PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('#')
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("BACKSLASH") PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\')
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("LSHIFT") PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("TILDE") PORT_CODE(KEYCODE_TILDE) PORT_CHAR('`')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_CHAR('Z')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("X") PORT_CODE(KEYCODE_X) PORT_CHAR('X')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) PORT_CHAR('C')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("V") PORT_CODE(KEYCODE_V) PORT_CHAR('V')
PORT_START("KEY6") /* Key row 6 scancodes 30..37 */
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("B") PORT_CODE(KEYCODE_B) PORT_CHAR('B')
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("N") PORT_CODE(KEYCODE_N) PORT_CHAR('N')
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("M") PORT_CODE(KEYCODE_M) PORT_CHAR('M')
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_NAME(".") PORT_CODE(KEYCODE_STOP) PORT_CHAR('.')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("/") PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("RSHIFT") PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_2)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("PRSCR") PORT_CODE(KEYCODE_ASTERISK) PORT_CHAR('*')
PORT_START("KEY7") /* Key row 7 scancodes 38..3F */
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("ALT") PORT_CODE(KEYCODE_LALT) PORT_CODE(KEYCODE_RALT)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("SPACE") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("CAPS") PORT_CODE(KEYCODE_CAPSLOCK)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F1") PORT_CODE(KEYCODE_F1)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F2") PORT_CODE(KEYCODE_F2)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F3") PORT_CODE(KEYCODE_F3)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F4") PORT_CODE(KEYCODE_F4)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F5") PORT_CODE(KEYCODE_F5)
PORT_START("KEY8") /* Key row 8 scancodes 40..47 */
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F6") PORT_CODE(KEYCODE_F6)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F7") PORT_CODE(KEYCODE_F7)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F8") PORT_CODE(KEYCODE_F8)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F9") PORT_CODE(KEYCODE_F9)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F10") PORT_CODE(KEYCODE_F10)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("NUMLK") PORT_CODE(KEYCODE_NUMLOCK)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("SCRLK") PORT_CODE(KEYCODE_SCRLOCK)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP7") PORT_CODE(KEYCODE_7_PAD) PORT_CHAR('7')
PORT_START("KEY9") /* Key row 9 scancodes 48..4F */
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP8") PORT_CODE(KEYCODE_8_PAD) //PORT_CHAR('8')
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP9") PORT_CODE(KEYCODE_9_PAD) //PORT_CHAR('9')
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP-") PORT_CODE(KEYCODE_MINUS_PAD) //PORT_CHAR('-')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP4") PORT_CODE(KEYCODE_4_PAD) //PORT_CHAR('4')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP5") PORT_CODE(KEYCODE_5_PAD) //PORT_CHAR('5')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP6") PORT_CODE(KEYCODE_6_PAD) //PORT_CHAR('6')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP+") PORT_CODE(KEYCODE_PLUS_PAD) //PORT_CHAR('+')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP1") PORT_CODE(KEYCODE_1_PAD) //PORT_CHAR('1')
PORT_START("KEY10") /* Key row 10 scancodes 50..57 */
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP2") PORT_CODE(KEYCODE_2_PAD) //PORT_CHAR('2')
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP3") PORT_CODE(KEYCODE_3_PAD) //PORT_CHAR('3')
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP0") PORT_CODE(KEYCODE_0_PAD) //PORT_CHAR('0')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP.") PORT_CODE(KEYCODE_DEL_PAD) //PORT_CHAR('.')
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_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP5") PORT_CODE(KEYCODE_5_PAD) PORT_CHAR('5')
//PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP6") PORT_CODE(KEYCODE_6_PAD) PORT_CHAR('6')
//PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP+") PORT_CODE(KEYCODE_PLUS_PAD) PORT_CHAR('+')
//PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP1") PORT_CODE(KEYCODE_1_PAD) PORT_CHAR('1')
PORT_START(JOYSTICK0_TAG)
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(1) PORT_8WAY // XB
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(1) PORT_8WAY // XA
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(1) PORT_8WAY // YA
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(1) PORT_8WAY // YB
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1)
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1)
PORT_START(MOUSE_BUTTON_TAG) /* Mouse buttons */
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON2) PORT_NAME("Mouse Button 2") PORT_CODE(MOUSECODE_BUTTON2)
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON1) PORT_NAME("Mouse Button 1") PORT_CODE(MOUSECODE_BUTTON1)
PORT_START(MOUSEX_TAG) /* Mouse - X AXIS */
PORT_BIT( 0xff, 0x00, IPT_MOUSE_X) PORT_SENSITIVITY(100) PORT_KEYDELTA(0) PORT_PLAYER(1)
PORT_START(MOUSEY_TAG) /* Mouse - Y AXIS */
PORT_BIT( 0xff, 0x00, IPT_MOUSE_Y) PORT_SENSITIVITY(100) PORT_KEYDELTA(0) PORT_PLAYER(1)
INPUT_PORTS_END
static ADDRESS_MAP_START(nimbus_iocpu_mem, AS_PROGRAM, 8, rmnimbus_state )
ADDRESS_MAP_UNMAP_HIGH
AM_RANGE(0x0000, 0x1fff) AM_ROM
AM_RANGE(0x2000, 0x7fff) AM_RAM
ADDRESS_MAP_END
static ADDRESS_MAP_START( nimbus_iocpu_io , AS_IO, 8, rmnimbus_state )
ADDRESS_MAP_UNMAP_HIGH
AM_RANGE(0x00000, 0x000FF) AM_READWRITE(nimbus_pc8031_iou_r, nimbus_pc8031_iou_w)
AM_RANGE(0x00010, 0x07fff) AM_RAM
AM_RANGE(0x20000, 0x20004) AM_READWRITE(nimbus_pc8031_port_r, nimbus_pc8031_port_w)
ADDRESS_MAP_END
PALETTE_INIT_MEMBER(rmnimbus_state, rmnimbus)
{
int colourno;
for ( colourno = 0; colourno < SCREEN_NO_COLOURS; colourno++ )
{
palette.set_pen_color(colourno, nimbus_palette[colourno][RED], nimbus_palette[colourno][GREEN], nimbus_palette[colourno][BLUE]);
}
}
static MACHINE_CONFIG_START( nimbus, rmnimbus_state )
/* basic machine hardware */
MCFG_CPU_ADD(MAINCPU_TAG, I80186, 20000000)
MCFG_CPU_PROGRAM_MAP(nimbus_mem)
MCFG_CPU_IO_MAP(nimbus_io)
MCFG_80186_IRQ_SLAVE_ACK(DEVREAD8(DEVICE_SELF, rmnimbus_state, cascade_callback))
MCFG_CPU_ADD(IOCPU_TAG, I8031, 11059200)
MCFG_CPU_PROGRAM_MAP(nimbus_iocpu_mem)
MCFG_CPU_IO_MAP(nimbus_iocpu_io)
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_RAW_PARAMS( XTAL_4_433619MHz*2,650,0,640,260,0,250)
// MCFG_SCREEN_REFRESH_RATE(50)
// MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(100))
MCFG_SCREEN_UPDATE_DRIVER(rmnimbus_state, screen_update_nimbus)
MCFG_SCREEN_VBLANK_DRIVER(rmnimbus_state, screen_eof_nimbus)
MCFG_SCREEN_VIDEO_ATTRIBUTES(VIDEO_UPDATE_SCANLINE)
MCFG_SCREEN_PALETTE("palette")
MCFG_PALETTE_ADD("palette", SCREEN_NO_COLOURS)
MCFG_PALETTE_INIT_OWNER(rmnimbus_state, rmnimbus)
// MCFG_SCREEN_SIZE(650, 260)
// MCFG_SCREEN_VISIBLE_AREA(0, 639, 0, 249)
/* Backing storage */
MCFG_WD2793_ADD(FDC_TAG, nimbus_wd17xx_interface )
MCFG_LEGACY_FLOPPY_4_DRIVES_ADD(nimbus_floppy_interface)
MCFG_SCSIBUS_ADD(SCSIBUS_TAG)
MCFG_SCSIDEV_ADD(SCSIBUS_TAG ":harddisk0", SCSIHD, SCSI_ID_0)
MCFG_SCSIDEV_ADD(SCSIBUS_TAG ":harddisk1", SCSIHD, SCSI_ID_1)
MCFG_SCSIDEV_ADD(SCSIBUS_TAG ":harddisk2", ACB4070, SCSI_ID_2)
MCFG_SCSIDEV_ADD(SCSIBUS_TAG ":harddisk3", S1410, SCSI_ID_3)
MCFG_SCSICB_ADD(SCSIBUS_TAG ":host")
MCFG_SCSICB_BSY_HANDLER(DEVWRITELINE(DEVICE_SELF_OWNER, rmnimbus_state, nimbus_scsi_bsy_w))
MCFG_SCSICB_CD_HANDLER(DEVWRITELINE(DEVICE_SELF_OWNER, rmnimbus_state, nimbus_scsi_cd_w))
MCFG_SCSICB_IO_HANDLER(DEVWRITELINE(DEVICE_SELF_OWNER, rmnimbus_state, nimbus_scsi_io_w))
MCFG_SCSICB_MSG_HANDLER(DEVWRITELINE(DEVICE_SELF_OWNER, rmnimbus_state, nimbus_scsi_msg_w))
MCFG_SCSICB_REQ_HANDLER(DEVWRITELINE(DEVICE_SELF_OWNER, rmnimbus_state, nimbus_scsi_req_w))
MCFG_RAM_ADD(RAM_TAG)
MCFG_RAM_DEFAULT_SIZE("1536K")
MCFG_RAM_EXTRA_OPTIONS("128K,256K,384K,512K,640K,1024K")
/* Peripheral chips */
MCFG_Z80SIO_ADD(Z80SIO_TAG, 4000000, nimbus_sio_intf)
MCFG_ER59256_ADD(ER59256_TAG)
MCFG_DEVICE_ADD(VIA_TAG, VIA6522, 1000000)
MCFG_VIA6522_WRITEPA_HANDLER(DEVWRITE8("cent_data_out", output_latch_device, write))
MCFG_VIA6522_WRITEPB_HANDLER(WRITE8(rmnimbus_state,nimbus_via_write_portb))
MCFG_VIA6522_CA2_HANDLER(DEVWRITELINE(CENTRONICS_TAG, centronics_device, write_strobe))
MCFG_VIA6522_IRQ_HANDLER(WRITELINE(rmnimbus_state,nimbus_via_irq_w))
MCFG_CENTRONICS_ADD(CENTRONICS_TAG, centronics_printers, "image")
MCFG_CENTRONICS_ACK_HANDLER(WRITELINE(rmnimbus_state, nimbus_ack_w))
MCFG_CENTRONICS_OUTPUT_LATCH_ADD("cent_data_out", "centronics")
/* sound hardware */
MCFG_SPEAKER_STANDARD_MONO(MONO_TAG)
MCFG_SOUND_ADD(AY8910_TAG, AY8910, 2000000)
MCFG_SOUND_CONFIG(nimbus_ay8910_interface)
MCFG_SOUND_ROUTE(ALL_OUTPUTS,MONO_TAG, 0.75)
MCFG_SOUND_ADD(MSM5205_TAG, MSM5205, 384000)
MCFG_MSM5205_VCLK_CB(WRITELINE(rmnimbus_state, nimbus_msm5205_vck)) /* VCK function */
MCFG_MSM5205_PRESCALER_SELECTOR(MSM5205_S48_4B) /* 8 kHz */
MCFG_SOUND_ROUTE(ALL_OUTPUTS, MONO_TAG, 0.75)
/* Software list */
MCFG_SOFTWARE_LIST_ADD("disk_list","nimbus")
MACHINE_CONFIG_END
ROM_START( nimbus )
ROM_REGION( 0x100000, MAINCPU_TAG, 0 )
ROM_SYSTEM_BIOS(0, "v131a", "Nimbus BIOS v1.31a (1986-06-18)")
ROMX_LOAD("sys1-1.31a-16128-1986-06-18.rom", 0xf0001, 0x8000, CRC(6416eb05) SHA1(1b640163a7efbc24381c7b24976a8609c066959b),ROM_SKIP(1) | ROM_BIOS(1) )
ROMX_LOAD("sys2-1.31a-16129-1986-06-18.rom", 0xf0000, 0x8000, CRC(b224359d) SHA1(456bbe37afcd4429cca76ba2d6bd534dfda3fc9c),ROM_SKIP(1) | ROM_BIOS(1) )
ROM_SYSTEM_BIOS(1, "v132f", "Nimbus BIOS v1.32f (1989-10-20)")
ROMX_LOAD("sys-1-1.32f-22779-1989-10-20.rom", 0xf0001, 0x8000, CRC(786c31e8) SHA1(da7f828f7f96087518bea1a3d89fee59b283b4ba),ROM_SKIP(1) | ROM_BIOS(2) )
ROMX_LOAD("sys-2-1.32f-22779-1989-10-20.rom", 0xf0000, 0x8000, CRC(0be3db64) SHA1(af806405ec6fbc20385705f90d5059a47de17b08),ROM_SKIP(1) | ROM_BIOS(2) )
ROM_SYSTEM_BIOS(2, "v140d", "Nimbus BIOS v1.40d (1990-xx-xx)")
ROMX_LOAD("sys-1-1.40d.rom", 0xf0001, 0x8000, CRC(b8d3dc0b) SHA1(82e0dcdc6c7a83339af68d6cb61211fcb14bed88),ROM_SKIP(1) | ROM_BIOS(3) )
ROMX_LOAD("sys-2-1.40d.rom", 0xf0000, 0x8000, CRC(b0826b0b) SHA1(3baa369a0e7ef138ca29aae0ee8a89ab670a02b9),ROM_SKIP(1) | ROM_BIOS(3) )
ROM_REGION( 0x4000, IOCPU_TAG, 0 )
ROM_LOAD("hexec-v1.02u-13488-1985-10-29.rom", 0x0000, 0x1000, CRC(75c6adfd) SHA1(0f11e0b7386c6368d20e1fc7a6196d670f924825))
ROM_END
/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */
COMP( 1986, nimbus, 0, 0, nimbus, nimbus, driver_device, 0, "Research Machines", "Nimbus", 0)
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