/******************************************************************************
 Peter.Trauner@jk.uni-linz.ac.at September 2000

******************************************************************************/
/*
comquest plus
-------------
team concepts

laptop for childs

language german

lcd black/white, about 128x64, manual contrast control
keyboard and 2 button joypad
speaker 2, manual volume control:2 levels
cartridge slot, serial port

512 kbyte rom on print with little isolation/case
12 pin chip on print with little isolation/case (eeprom? at i2c bus)
cpu on print, soldered so nothing visible
32 kbyte sram

compuest a4 power printer
-------------------------
line oriented ink printer (12 pixel head)
for comquest serial port

3 buttons, 2 leds
bereit
druckqualitaet
zeilenvorschub/seitenvorschub

only chip on board (40? dil)
lsc43331op
team concepts
icq3250a-d
1f71lctctab973

 */

#include "driver.h"
#include "includes/comquest.h"
#include "devices/cartslot.h"

static  READ8_HANDLER(comquest_read)
{
	UINT8 data=0;
	logerror("comquest read %.4x %.2x\n",offset,data);
	return data;
}

static WRITE8_HANDLER(comquest_write)
{
	logerror("comquest read %.4x %.2x\n",offset,data);
}

static ADDRESS_MAP_START( comquest_readmem , ADDRESS_SPACE_PROGRAM, 8)
/*	{ 0x0000, 0x7fff, MRA8_BANK1 }, */
	AM_RANGE( 0x0000, 0xffff) AM_READ( MRA8_ROM )
/*	{ 0x8000, 0xffff, MRA8_RAM }, // batterie buffered */
ADDRESS_MAP_END

static ADDRESS_MAP_START( comquest_writemem , ADDRESS_SPACE_PROGRAM, 8)
	AM_RANGE( 0x0000, 0x7fff) AM_WRITE( MWA8_ROM )
	AM_RANGE( 0x8000, 0xffff) AM_WRITE( MWA8_RAM )
ADDRESS_MAP_END

#define DIPS_HELPER(bit, name, keycode, r) \
   PORT_BIT(bit, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME(name) PORT_CODE(keycode) PORT_CODE(r)

INPUT_PORTS_START( comquest )
	PORT_START
	DIPS_HELPER( 0x001, "EIN", CODE_DEFAULT, CODE_NONE)
	DIPS_HELPER( 0x002, "Esc", KEYCODE_ESC, CODE_NONE)
	DIPS_HELPER( 0x004, "F1", KEYCODE_F1, CODE_NONE)
	DIPS_HELPER( 0x008, "F2", KEYCODE_F2, CODE_NONE)
	DIPS_HELPER( 0x010, "F3", KEYCODE_F3, CODE_NONE)
	DIPS_HELPER( 0x020, "F4", KEYCODE_F4, CODE_NONE)
	DIPS_HELPER( 0x040, "F5", KEYCODE_F5, CODE_NONE)
	DIPS_HELPER( 0x080, "F6", KEYCODE_F6, CODE_NONE)
	PORT_START
	DIPS_HELPER( 0x001, "F7", KEYCODE_F7, CODE_NONE)
	DIPS_HELPER( 0x002, "F8", KEYCODE_F8, CODE_NONE)
	DIPS_HELPER( 0x004, "F9", KEYCODE_F9, CODE_NONE)
	DIPS_HELPER( 0x008, "Druck", KEYCODE_PRTSCR, CODE_NONE)
	DIPS_HELPER( 0x010, "AUS", CODE_DEFAULT, CODE_NONE)
	DIPS_HELPER( 0x020, "1          !", KEYCODE_1, CODE_NONE)
	DIPS_HELPER( 0x040, "2          \"", KEYCODE_2, CODE_NONE)
	DIPS_HELPER( 0x080, "3          Paragraph", KEYCODE_3, CODE_NONE)
	PORT_START
	DIPS_HELPER( 0x001, "4          $", KEYCODE_4, CODE_NONE)
	DIPS_HELPER( 0x002, "5          %%", KEYCODE_5, CODE_NONE)
	DIPS_HELPER( 0x004, "6          &", KEYCODE_6, CODE_NONE)
	DIPS_HELPER( 0x008, "7          /", KEYCODE_7, CODE_NONE)
	DIPS_HELPER( 0x010, "8          (", KEYCODE_8, CODE_NONE)
	DIPS_HELPER( 0x020, "9          )", KEYCODE_9, CODE_NONE)
	DIPS_HELPER( 0x040, "0          =", KEYCODE_0, CODE_NONE)
	DIPS_HELPER( 0x080, "sharp-s    ?", KEYCODE_EQUALS, CODE_NONE)
	PORT_START
	DIPS_HELPER( 0x001, "acute", KEYCODE_MINUS, CODE_NONE)
	DIPS_HELPER( 0x002, "delete", KEYCODE_BACKSPACE, CODE_NONE)
	DIPS_HELPER( 0x004, "tab", KEYCODE_TAB, CODE_NONE)
	DIPS_HELPER( 0x008, "Q", KEYCODE_Q, CODE_NONE)
	DIPS_HELPER( 0x010, "W", KEYCODE_W, CODE_NONE)
	DIPS_HELPER( 0x020, "E", KEYCODE_E, CODE_NONE)
	DIPS_HELPER( 0x040, "R", KEYCODE_R, CODE_NONE)
	DIPS_HELPER( 0x080, "T          +", KEYCODE_T, CODE_NONE)
	PORT_START
	DIPS_HELPER( 0x001, "Z          -", KEYCODE_Y, CODE_NONE)
	DIPS_HELPER( 0x002, "U          4", KEYCODE_U, CODE_NONE)
	DIPS_HELPER( 0x004, "I          5", KEYCODE_I, CODE_NONE)
	DIPS_HELPER( 0x008, "O          6", KEYCODE_O, CODE_NONE)
	DIPS_HELPER( 0x010, "P", KEYCODE_P, CODE_NONE)
	DIPS_HELPER( 0x020, "Diaresis-U", KEYCODE_OPENBRACE, CODE_NONE)
	DIPS_HELPER( 0x040, "+          *", KEYCODE_CLOSEBRACE, CODE_NONE)
	DIPS_HELPER( 0x080, "capslock", KEYCODE_CAPSLOCK, CODE_NONE)
	PORT_START
	DIPS_HELPER( 0x001, "A", KEYCODE_A, CODE_NONE)
	DIPS_HELPER( 0x002, "S", KEYCODE_S, CODE_NONE)
	DIPS_HELPER( 0x004, "D", KEYCODE_D, CODE_NONE)
	DIPS_HELPER( 0x008, "F", KEYCODE_F, CODE_NONE)
	DIPS_HELPER( 0x010, "G          mul", KEYCODE_G, CODE_NONE)
	DIPS_HELPER( 0x020, "H          div", KEYCODE_H, CODE_NONE)
	DIPS_HELPER( 0x040, "J          1", KEYCODE_J, CODE_NONE)
	DIPS_HELPER( 0x080, "K          2", KEYCODE_K, CODE_NONE)
	PORT_START
	DIPS_HELPER( 0x001, "L          3", KEYCODE_L, CODE_NONE)
	DIPS_HELPER( 0x002, "Diaresis-O", CODE_DEFAULT, CODE_NONE)
	DIPS_HELPER( 0x004, "Diaresis-A", CODE_DEFAULT, CODE_NONE)
	DIPS_HELPER( 0x008, "Enter", KEYCODE_ENTER, CODE_NONE)
	DIPS_HELPER( 0x010, "left-shift", KEYCODE_LSHIFT, CODE_NONE)
	DIPS_HELPER( 0x020, "Y", KEYCODE_Z, CODE_NONE)
	DIPS_HELPER( 0x040, "X", KEYCODE_X, CODE_NONE)
	DIPS_HELPER( 0x080, "C", KEYCODE_C, CODE_NONE)
	PORT_START
	DIPS_HELPER( 0x001, "V", KEYCODE_V, CODE_NONE)
	DIPS_HELPER( 0x002, "B          root", KEYCODE_B, CODE_NONE)
	DIPS_HELPER( 0x004, "N          square", KEYCODE_N, CODE_NONE)
	DIPS_HELPER( 0x008, "M", KEYCODE_M, CODE_NONE)
	DIPS_HELPER( 0x010, ",          ;", KEYCODE_COMMA, CODE_NONE)
	DIPS_HELPER( 0x020, ".          :", KEYCODE_STOP, CODE_NONE)
	DIPS_HELPER( 0x040, "-          _", KEYCODE_SLASH, CODE_NONE)
	DIPS_HELPER( 0x080, "right-shift", KEYCODE_RSHIFT, CODE_NONE)
	PORT_START
	DIPS_HELPER( 0x001, "Entf", KEYCODE_DEL, CODE_NONE)
	DIPS_HELPER( 0x002, "Strg", KEYCODE_LCONTROL, KEYCODE_RCONTROL)
	DIPS_HELPER( 0x004, "Alt", KEYCODE_LALT, KEYCODE_RALT)
	DIPS_HELPER( 0x008, "AC", CODE_DEFAULT, CODE_NONE)
	DIPS_HELPER( 0x010, "Space", KEYCODE_SPACE, CODE_NONE)
	DIPS_HELPER( 0x020, "Spieler    left", KEYCODE_LEFT, CODE_NONE)
	DIPS_HELPER( 0x040, "Stufe      up", KEYCODE_UP, CODE_NONE)
	DIPS_HELPER( 0x080, "Antwort    down", KEYCODE_DOWN, CODE_NONE)
	PORT_START
	DIPS_HELPER( 0x001, "           right", KEYCODE_RIGHT, CODE_NONE)
#if 0
/*
  left button, right button
  joypad:
  left button, right button
  4 or 8 directions
*/
	DIPS_HELPER( 0x002, "", KEYCODE_7, CODE_NONE)
	DIPS_HELPER( 0x004, "", KEYCODE_6, CODE_NONE)
	DIPS_HELPER( 0x008, "", KEYCODE_7, CODE_NONE)
	DIPS_HELPER( 0x010, "", KEYCODE_6, CODE_NONE)
	DIPS_HELPER( 0x020, "", KEYCODE_7, CODE_NONE)
	DIPS_HELPER( 0x040, "", KEYCODE_6, CODE_NONE)
	DIPS_HELPER( 0x080, "", KEYCODE_7, CODE_NONE)
#endif

INPUT_PORTS_END

static gfx_layout comquest_charlayout =
{
        8,8,
        256*8,                                    /* 256 characters */
        1,                      /* 1 bits per pixel */
        { 0 },                  /* no bitplanes; 1 bit per pixel */
        /* x offsets */
        {
			0,
			1,
			2,
			3,
			4,
			5,
			6,
			7,
        },
        /* y offsets */
        {
			0,
			8,
			16,
			24,
			32,
			40,
			48,
			56,
		},
        8*8
};

static gfx_decode comquest_gfxdecodeinfo[] = {
	{ REGION_GFX1, 0x0000, &comquest_charlayout,                     0, 2 },
    { -1 } /* end of array */
};

static unsigned char comquest_palette[] =
{
	0, 0, 0,
	255,255,255
};

static unsigned short comquest_colortable[1][2] = {
	{ 0, 1 },
};

static PALETTE_INIT( comquest )
{
	palette_set_colors(0, comquest_palette, sizeof(comquest_palette) / 3);
	memcpy(colortable, comquest_colortable,sizeof(comquest_colortable));
}

static MACHINE_INIT( comquest )
{
/*	UINT8 *mem=memory_region(REGION_USER1); */
/*	memory_set_bankptr(1,mem+0x00000); */
}

UINT32 amask= 0xffff;


static MACHINE_DRIVER_START( comquest )
	/* basic machine hardware */
	MDRV_CPU_ADD(M6805, 4000000)		/* 4000000? */
	/*MDRV_CPU_ADD(HD63705, 4000000)	instruction set looks like m6805/m6808 */
	/*MDRV_CPU_ADD(M68705, 4000000)	instruction set looks like m6805/m6808 */

/*
	8 bit bus, integrated io, serial io?,

	starts at address zero?

	not saturn, although very similar hardware compared to hp48g (build into big plastic case)
	not sc61860, 62015?
	not cdp1802
	not tms9900?
	not z80
	not 6502, mitsubishi 740
	not i86
	not 6809
	not 68008?
	not tms32010
	not t11
	not arm
	not 8039
	not tms370
	not lh5801
	not fujitsu mb89150
	not epson e0c88
*/

	MDRV_CPU_PROGRAM_MAP(comquest_readmem,comquest_writemem)
	MDRV_CPU_CONFIG( amask )
	MDRV_FRAMES_PER_SECOND(LCD_FRAMES_PER_SECOND)
	MDRV_VBLANK_DURATION(DEFAULT_REAL_60HZ_VBLANK_DURATION)
	MDRV_INTERLEAVE(1)

	MDRV_MACHINE_INIT( comquest )

    /* video hardware */
	MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER)
	MDRV_SCREEN_SIZE(64*4, 128)	/* 160 x 102 */
	MDRV_VISIBLE_AREA(0, 64*4-1, 0, 128-1)
	MDRV_GFXDECODE( comquest_gfxdecodeinfo )
	MDRV_PALETTE_LENGTH( sizeof(comquest_palette) / 3)
	MDRV_COLORTABLE_LENGTH( sizeof(comquest_colortable) / sizeof(comquest_colortable[0][0]) )
	MDRV_PALETTE_INIT( comquest )

	MDRV_VIDEO_START( comquest )
	MDRV_VIDEO_UPDATE( comquest )

	/* sound hardware */
	/* unknown ? */
MACHINE_DRIVER_END

ROM_START(comquest)
/*	ROM_REGION(0x10000,REGION_CPU1,0) */
/*	ROM_REGION(0x80000,REGION_USER1,0) */
	ROM_REGION(0x100000,REGION_CPU1,0)
	ROM_LOAD("comquest.bin", 0x00000, 0x80000, CRC(2bf4b1a8) SHA1(8d1821cbde37cca2055b18df001438f7d138a8c1))
/*
000 +16kbyte graphics data?
040 16kbyte code
080 8kbyte code
0a0 8kbyte code
0c0 16kbyte code
100 16kbyte code
140 16kbyte code
180 16kbyte code
1c0 16kbyte code
200 16kbyte code
240 8kkbyte
260 16kbyte !
2a0 8kbyte
2c0 8kbyte
2e0 8kbyte
300 +text
720 empty
740 empty
760 empty
780 16kb
7c0 16kb
 */

/*	ROM_REGION(0x100,REGION_GFX1,0) */
	ROM_REGION(0x80000,REGION_GFX1,0)
	ROM_LOAD("comquest.bin", 0x00000, 0x80000, CRC(2bf4b1a8) SHA1(8d1821cbde37cca2055b18df001438f7d138a8c1))
ROM_END

SYSTEM_CONFIG_START(comquest)
	/*CONFIG_DEVICE_CARTSLOT_REQ( 1, "bin\0", a2600_load_rom, NULL, NULL)*/
SYSTEM_CONFIG_END

/***************************************************************************

  Game driver(s)

***************************************************************************/

/*    YEAR  NAME      PARENT	COMPAT	MACHINE   INPUT     INIT	CONFIG		MONITOR	COMPANY   FULLNAME */
CONS( 19??, comquest, 0, 		0,		comquest, comquest, 0,		comquest,	"Data Concepts",  "Comquest Plus German")
