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

  Waku Waku Doubutsu Land TonTon (c) 199? Success.

  HW based off MSX2

  Driver by Angelo Salese & Roberto Fresca.


  TODO:

  - Hopper mechanism.

===========================================================================

  WAKUWAKU DOUBUTSU LAND TONTON (ANIMAL VIDEO SLOT)
  (c)SUCCESS / CABINET :TAIYO JIDOKI (SUN AUTO MACHINE)

  CPU   : Z80
  SOUND : YM2149F
  XTAL  : 21477.27KHz

  TONTON.BIN  : MAIN ROM

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

#include "emu.h"
#include "cpu/z80/z80.h"
#include "sound/ay8910.h"
#include "video/v9938.h"
#include "machine/nvram.h"

class tonton_state : public driver_device
{
public:
	tonton_state(const machine_config &mconfig, device_type type, const char *tag)
		: driver_device(mconfig, type, tag),
		  m_v9938(*this, "v9938") { }
	
	required_device<v9938_device> m_v9938;
};

#define MAIN_CLOCK XTAL_21_4772MHz


/* from MSX2 driver, may be not accurate for this HW */
#define MSX2_XBORDER_PIXELS		16
#define MSX2_YBORDER_PIXELS		28
#define MSX2_TOTAL_XRES_PIXELS		256 * 2 + (MSX2_XBORDER_PIXELS * 2)
#define MSX2_TOTAL_YRES_PIXELS		212 * 2 + (MSX2_YBORDER_PIXELS * 2)
#define MSX2_VISIBLE_XBORDER_PIXELS	8 * 2
#define MSX2_VISIBLE_YBORDER_PIXELS	14 * 2


/*************************************************
*                Video Hardware                  *
*************************************************/

static void tonton_vdp0_interrupt(device_t *, v99x8_device &device, int i)
{
	cputag_set_input_line (device.machine(), "maincpu", 0, (i ? HOLD_LINE : CLEAR_LINE));
}


/*************************************************
*          Multi-Purpose Output Port             *
*************************************************/

static WRITE8_HANDLER( tonton_outport_w )
{
	/* lockout perhaps? */
	coin_counter_w(space->machine(), offset, data & 0x01);

	// data & 2 is hopper related

	if(data & 0xfe)
		logerror("%02x %02x\n",data,offset);
}


/*************************************************
*                  Memory Map                    *
*************************************************/

static ADDRESS_MAP_START( tonton_map, AS_PROGRAM, 8 )
	AM_RANGE(0x0000, 0xdfff) AM_ROM
	AM_RANGE(0xe000, 0xe3ff) AM_RAM AM_SHARE("nvram")
	AM_RANGE(0xf000, 0xffff) AM_RAM
ADDRESS_MAP_END

static ADDRESS_MAP_START( tonton_io, AS_IO, 8 )
	ADDRESS_MAP_GLOBAL_MASK(0xff)
	AM_RANGE(0x00, 0x00) AM_READ_PORT("IN0")
	AM_RANGE(0x01, 0x01) AM_READ_PORT("IN1")
	AM_RANGE(0x00, 0x01) AM_WRITE(tonton_outport_w)
	AM_RANGE(0x02, 0x02) AM_READ_PORT("DSW1")
	AM_RANGE(0x03, 0x03) AM_READ_PORT("DSW2")
	AM_RANGE(0x88, 0x8b) AM_DEVREADWRITE_MODERN( "v9938", v9938_device, read, write )
	AM_RANGE(0xa0, 0xa1) AM_DEVWRITE("aysnd", ay8910_address_data_w)
	AM_RANGE(0xa2, 0xa2) AM_DEVREAD("aysnd", ay8910_r)
ADDRESS_MAP_END


/*************************************************
*            Input Ports Definitions             *
*************************************************/

static INPUT_PORTS_START( tonton )
	PORT_START("IN0")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_CODE(KEYCODE_Z) PORT_NAME("1. Pig")
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_CODE(KEYCODE_X) PORT_NAME("2. Penguin")
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_CODE(KEYCODE_C) PORT_NAME("3. Tiger")
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON4 ) PORT_CODE(KEYCODE_V) PORT_NAME("4. Cow")
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON5 ) PORT_CODE(KEYCODE_B) PORT_NAME("5. Bear")
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON6 ) PORT_CODE(KEYCODE_N) PORT_NAME("6. Elephant")
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON7 ) PORT_CODE(KEYCODE_M) PORT_NAME("7. Lion")
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START1 )

	PORT_START("IN1")
	PORT_SERVICE( 0x01, IP_ACTIVE_LOW )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_SERVICE1 )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_SERVICE2 ) PORT_NAME("Reset Button")
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_COIN2 )
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_OTHER ) PORT_CODE(KEYCODE_A) PORT_NAME("Unknown 1")
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_COIN1 )
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_OTHER ) PORT_CODE(KEYCODE_S) PORT_NAME("Unknown 2")
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_GAMBLE_PAYOUT )

	PORT_START("DSW1")
	PORT_DIPNAME( 0x07, 0x03, "Coinage A (100 Yen)" )	PORT_DIPLOCATION("DSW1:1,2,3")
	PORT_DIPSETTING(    0x02, "1 Coin / 3 Medal" )
	PORT_DIPSETTING(    0x06, "1 Coin / 4 Medal" )
	PORT_DIPSETTING(    0x01, "1 Coin / 5 Medal" )
	PORT_DIPSETTING(    0x05, "1 Coin / 6 Medal" )
	PORT_DIPSETTING(    0x03, "1 Coin / 10 Medal" )
	PORT_DIPSETTING(    0x07, "1 Coin / 11 Medal" )
	PORT_DIPSETTING(    0x04, "1 Coin / 20 Medal" )
	PORT_DIPSETTING(    0x00, "1 Coin / 50 Medal" )
	PORT_DIPNAME( 0x18, 0x18, "Coinage B (10 Yen)" )	PORT_DIPLOCATION("DSW1:4,5")
	PORT_DIPSETTING(    0x00, "3 Coin / 1 Medal" )
	PORT_DIPSETTING(    0x10, "2 Coin / 1 Medal" )
	PORT_DIPSETTING(    0x18, "1 Coin / 1 Medal" )
	PORT_DIPSETTING(    0x08, "1 Coin / 2 Medal" )
	PORT_DIPNAME( 0x20, 0x20, "Service Coinage" )		PORT_DIPLOCATION("DSW1:6")
	PORT_DIPSETTING(    0x20, "1 Pulse / 1 Medal" )
	PORT_DIPSETTING(    0x00, "1 Pulse / 2 Medal" )
	PORT_DIPNAME( 0x40, 0x40, "Coinage A Lock" )		PORT_DIPLOCATION("DSW1:7")
	PORT_DIPSETTING(    0x40, "Unlocked" )
	PORT_DIPSETTING(    0x00, "Locked" )
	PORT_DIPNAME( 0x80, 0x80, "Payout Mode")			PORT_DIPLOCATION("DSW1:8")
	PORT_DIPSETTING(    0x80, "Manual" )
	PORT_DIPSETTING(    0x00, "Automatic" )

	PORT_START("DSW2")
	PORT_DIPNAME( 0x07, 0x03, "Percentage" )			PORT_DIPLOCATION("DSW2:1,2,3")
	PORT_DIPSETTING(    0x07, "50%" )
	PORT_DIPSETTING(    0x03, "60%" )
	PORT_DIPSETTING(    0x05, "70%" )
	PORT_DIPSETTING(    0x01, "75%" )
	PORT_DIPSETTING(    0x06, "80%" )
	PORT_DIPSETTING(    0x02, "85%" )
	PORT_DIPSETTING(    0x04, "90%" )
	PORT_DIPSETTING(    0x00, "95%" )
	PORT_DIPNAME( 0x08, 0x08, DEF_STR( Unknown ) )		PORT_DIPLOCATION("DSW2:4")
	PORT_DIPSETTING(    0x08, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x10, 0x10, DEF_STR( Unknown ) )		PORT_DIPLOCATION("DSW2:5")
	PORT_DIPSETTING(    0x10, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unknown ) )		PORT_DIPLOCATION("DSW2:6")
	PORT_DIPSETTING(    0x20, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x40, 0x40, DEF_STR( Unknown ) )		PORT_DIPLOCATION("DSW2:7")
	PORT_DIPSETTING(    0x40, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x80, 0x80, DEF_STR( Demo_Sounds ) )	PORT_DIPLOCATION("DSW2:8")
	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x80, DEF_STR( On ) )

INPUT_PORTS_END


/*************************************************
*        Machine Start & Reset Routines          *
*************************************************/

static MACHINE_START( tonton )
{
}

static MACHINE_RESET( tonton )
{
}


/*************************************************
*      R/W Handlers and Interrupt Routines       *
*************************************************/

static TIMER_DEVICE_CALLBACK( tonton_interrupt )
{
	tonton_state *state = timer.machine().driver_data<tonton_state>();
	state->m_v9938->set_sprite_limit(0);
	state->m_v9938->set_resolution(0);
	state->m_v9938->interrupt();
}


static WRITE8_DEVICE_HANDLER( ay_aout_w )
{
	logerror("AY8910: Port A out: %02X\n", data);
}

static WRITE8_DEVICE_HANDLER( ay_bout_w )
{
	logerror("AY8910: Port B out: %02X\n", data);
}


/*************************************************
*                Sound Interfaces                *
*************************************************/

static const ay8910_interface ay8910_intf =
{
/*
  AY8910: Port A out: FF
  AY8910: Port B out: FF
  AY8910: Port A out: FF
  AY8910: Port B out: FF
  AY8910: Port A out: 00
  AY8910: Port B out: 00
*/
	AY8910_LEGACY_OUTPUT,
	AY8910_DEFAULT_LOADS,
	DEVCB_NULL,					/* Seems unused */
	DEVCB_NULL,					/* Seems unused */
	DEVCB_HANDLER(ay_aout_w),	/* Write all bits twice, and then reset them at boot */
	DEVCB_HANDLER(ay_bout_w)	/* Write all bits twice, and then reset them at boot */
};


/*************************************************
*                 Machine Driver                 *
*************************************************/

static MACHINE_CONFIG_START( tonton, tonton_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu",Z80,MAIN_CLOCK/6)	/* Guess. According to other MSX2 based gambling games */
	MCFG_CPU_PROGRAM_MAP(tonton_map)
	MCFG_CPU_IO_MAP(tonton_io)
	MCFG_TIMER_ADD_SCANLINE("scantimer", tonton_interrupt, "screen", 0, 1)

	MCFG_NVRAM_ADD_0FILL("nvram")

	MCFG_MACHINE_START(tonton)
	MCFG_MACHINE_RESET(tonton)

	/* video hardware */
	MCFG_VIDEO_ATTRIBUTES(VIDEO_UPDATE_BEFORE_VBLANK)

	MCFG_V9938_ADD("v9938", "screen", 0x40000)
	MCFG_V99X8_INTERRUPT_CALLBACK_STATIC(tonton_vdp0_interrupt)

	MCFG_SCREEN_ADD("screen",RASTER)
	MCFG_SCREEN_REFRESH_RATE(60)
	MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))

	MCFG_SCREEN_SIZE(MSX2_TOTAL_XRES_PIXELS, MSX2_TOTAL_YRES_PIXELS)
	MCFG_SCREEN_VISIBLE_AREA(MSX2_XBORDER_PIXELS - MSX2_VISIBLE_XBORDER_PIXELS, MSX2_TOTAL_XRES_PIXELS - MSX2_XBORDER_PIXELS + MSX2_VISIBLE_XBORDER_PIXELS - 1, MSX2_YBORDER_PIXELS - MSX2_VISIBLE_YBORDER_PIXELS, MSX2_TOTAL_YRES_PIXELS - MSX2_YBORDER_PIXELS + MSX2_VISIBLE_YBORDER_PIXELS - 1)
	MCFG_SCREEN_UPDATE_DEVICE("v9938", v9938_device, screen_update)

	MCFG_PALETTE_LENGTH(512)
	MCFG_PALETTE_INIT( v9938 )

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("aysnd", YM2149, MAIN_CLOCK/12)	/* Guess. According to other MSX2 based gambling games */
	MCFG_SOUND_CONFIG(ay8910_intf)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.70)
MACHINE_CONFIG_END


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

  Game driver(s)

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

ROM_START( tonton )
	ROM_REGION( 0x10000, "maincpu", 0 )
	ROM_LOAD( "tonton.bin",   0x0000, 0x10000, CRC(6c9cacfb) SHA1(21afd5a40b785300b013ac8cb31f5e4f480657ef) )
ROM_END


/*    YEAR  NAME     PARENT  MACHINE  INPUT   INIT  ROT    COMPANY                   FULLNAME                                 FLAGS  */
GAME( 199?, tonton,  0,      tonton,  tonton, 0,    ROT0, "Success / Taiyo Jidoki", "Waku Waku Doubutsu Land TonTon (Japan)", 0 )
