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

    Atari GT hardware

    driver by Aaron Giles

    Games supported:
        * T-Mek (1994) [2 sets]
        * Primal Rage (1994) [2 sets]

    Known bugs:
        * protection devices unknown

****************************************************************************

    Memory map (TBA)

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


#include "driver.h"
#include "machine/atarigen.h"
#include "video/atarirle.h"
#include "cpu/m68000/m68000.h"
#include "audio/cage.h"
#include "atarigt.h"


#define LOG_PROTECTION		(0)
#define HACK_TMEK_CONTROLS	(0)



/*************************************
 *
 *  Statics
 *
 *************************************/

UINT8 atarigt_is_primrage;

static UINT32 *	mo_command;

static void (*protection_w)(offs_t offset, UINT16 data);
static void (*protection_r)(offs_t offset, UINT16 *data);

static void cage_irq_callback(int reason);



/*************************************
 *
 *  Initialization
 *
 *************************************/

static void update_interrupts(void)
{
	int newstate = 0;

	if (atarigen_sound_int_state)
		newstate = 3;
	if (atarigen_video_int_state)
		newstate = 4;
	if (atarigen_scanline_int_state)
		newstate = 6;

	if (newstate)
		cpunum_set_input_line(0, newstate, ASSERT_LINE);
	else
		cpunum_set_input_line(0, 7, CLEAR_LINE);
}


static MACHINE_RESET( atarigt )
{
	atarigen_eeprom_reset();
	atarigen_interrupt_reset(update_interrupts);
	atarigen_scanline_timer_reset(0, atarigt_scanline_update, 8);
}



/*************************************
 *
 *  CAGE sound interrupts
 *
 *************************************/

static void cage_irq_callback(int reason)
{
	if (reason)
		atarigen_sound_int_gen();
	else
		atarigen_sound_int_ack_w(0,0,0);
}



/*************************************
 *
 *  Input ports
 *
 *************************************/

static READ32_HANDLER( inputs_01_r )
{
	return (readinputportbytag("IN0") << 16) | readinputportbytag("IN1");
}


static READ32_HANDLER( special_port2_r )
{
	int temp = readinputportbytag("IN2");
	temp ^= 0x0001;		/* /A2DRDY always high for now */
	temp ^= 0x0008;		/* A2D.EOC always high for now */
	return (temp << 16) | temp;
}


static READ32_HANDLER( special_port3_r )
{
	int temp = readinputportbytag("IN3");
	if (atarigen_video_int_state) temp ^= 0x0001;
	if (atarigen_scanline_int_state) temp ^= 0x0002;
	return (temp << 16) | temp;
}


#if (HACK_TMEK_CONTROLS)
INLINE void compute_fake_pots(int *pots)
{
	int fake = readinputportbytag("FAKE");

	pots[0] = pots[1] = pots[2] = pots[3] = 0x80;

	if (fake & 0x01)			/* up */
	{
		if (fake & 0x04)		/* up and left */
			pots[3] = 0x00;
		else if (fake & 0x08)	/* up and right */
			pots[1] = 0x00;
		else					/* up only */
			pots[1] = pots[3] = 0x00;
	}
	else if (fake & 0x02)		/* down */
	{
		if (fake & 0x04)		/* down and left */
			pots[3] = 0xff;
		else if (fake & 0x08)	/* down and right */
			pots[1] = 0xff;
		else					/* down only */
			pots[1] = pots[3] = 0xff;
	}
	else if (fake & 0x04)		/* left only */
		pots[1] = 0xff, pots[3] = 0x00;
	else if (fake & 0x08)		/* right only */
		pots[3] = 0xff, pots[1] = 0x00;
}
#endif


static READ32_HANDLER( analog_port0_r )
{
#if (HACK_TMEK_CONTROLS)
	int pots[4];
	compute_fake_pots(pots);
	return (pots[0] << 24) | (pots[3] << 8);
#else
	return (readinputportbytag("IN4") << 24) | (readinputportbytag("IN5") << 8);
#endif
}


static READ32_HANDLER( analog_port1_r )
{
#if (HACK_TMEK_CONTROLS)
	int pots[4];
	compute_fake_pots(pots);
	return (pots[2] << 24) | (pots[1] << 8);
#else
	return (readinputportbytag("IN6") << 24) | (readinputportbytag("IN7") << 8);
#endif
}



/*************************************
 *
 *  Output ports
 *
 *************************************/

static WRITE32_HANDLER( latch_w )
{
	/*
        D13 = 68.DISA
        D12 = ERASE
        D11 = /MOGO
        D8  = VCR
        D5  = /XRESET
        D4  = /SNDRES
        D3  = CC.L
        D0  = CC.R
    */

	/* upper byte */
	if (!(mem_mask & 0xff000000))
	{
		/* bits 13-11 are the MO control bits */
		atarirle_control_w(0, (data >> 27) & 7);
	}

	if (!(mem_mask & 0x00ff0000))
	{
//      cage_reset_w(data & 0x00100000);
		coin_counter_w(0, data & 0x00080000);
		coin_counter_w(1, data & 0x00010000);
	}
}


static WRITE32_HANDLER( mo_command_w )
{
	COMBINE_DATA(mo_command);
	if (ACCESSING_LSW32)
		atarirle_command_w(0, ((data & 0xffff) == 2) ? ATARIRLE_COMMAND_CHECKSUM : ATARIRLE_COMMAND_DRAW);
}


static WRITE32_HANDLER( led_w )
{
//  logerror("LED = %08X & %08X\n", data, ~mem_mask);
}



/*************************************
 *
 *  Sound I/O
 *
 *************************************/

static READ32_HANDLER( sound_data_r )
{
	UINT32 result = 0;

	if (ACCESSING_LSW32)
		result |= cage_control_r();
	if (ACCESSING_MSW32)
		result |= main_from_cage_r() << 16;
	return result;
}


static WRITE32_HANDLER( sound_data_w )
{
	if (ACCESSING_LSW32)
		cage_control_w(data);
	if (ACCESSING_MSW32)
		main_to_cage_w(data >> 16);
}



/*************************************
 *
 *  T-Mek protection
 *
 *************************************/

#define ADDRSEQ_COUNT	4

static offs_t protaddr[ADDRSEQ_COUNT];
static UINT8 protmode;
static UINT16 protresult;
static UINT8 protdata[0x800];

static UINT8 ignore_writes = 0;

static void tmek_update_mode(offs_t offset)
{
	int i;

	/* pop us into the readseq */
	for (i = 0; i < ADDRSEQ_COUNT - 1; i++)
		protaddr[i] = protaddr[i + 1];
	protaddr[ADDRSEQ_COUNT - 1] = offset;

}


static void tmek_protection_w(offs_t offset, UINT16 data)
{
#if LOG_PROTECTION
	logerror("%06X:Protection W@%06X = %04X\n", activecpu_get_previouspc(), offset, data);
#endif

	/* track accesses */
	tmek_update_mode(offset);

	switch (offset)
	{
		case 0xdb0000:
			ignore_writes = (data == 0x18);
			break;
	}
}

static void tmek_protection_r(offs_t offset, UINT16 *data)
{
#if LOG_PROTECTION
	logerror("%06X:Protection R@%06X\n", activecpu_get_previouspc(), offset);
#endif

	/* track accesses */
	tmek_update_mode(offset);

	/* handle specific reads */
	switch (offset)
	{
		/* status register; the code spins on this waiting for the high bit to be set */
		case 0xdb8700:
		case 0xdb87c0:
//          if (protmode != 0)
			{
				*data = -1;//0x8000;
			}
			break;
	}
}



/*************************************
 *
 *  Primal Rage protection
 *
 *************************************/

static void primage_update_mode(offs_t offset)
{
	int i;

	/* pop us into the readseq */
	for (i = 0; i < ADDRSEQ_COUNT - 1; i++)
		protaddr[i] = protaddr[i + 1];
	protaddr[ADDRSEQ_COUNT - 1] = offset;

	/* check for particular sequences */
	if (!protmode)
	{
		/* this is from the code at $20f90 */
		if (protaddr[1] == 0xdcc7c4 && protaddr[2] == 0xdcc7c4 && protaddr[3] == 0xdc4010)
		{
//          logerror("prot:Entering mode 1\n");
			protmode = 1;
		}

		/* this is from the code at $27592 */
		if (protaddr[0] == 0xdcc7ca && protaddr[1] == 0xdcc7ca && protaddr[2] == 0xdcc7c6 && protaddr[3] == 0xdc4022)
		{
//          logerror("prot:Entering mode 2\n");
			protmode = 2;
		}

		/* this is from the code at $3d8dc */
		if (protaddr[0] == 0xdcc7c0 && protaddr[1] == 0xdcc7c0 && protaddr[2] == 0xdc80f2 && protaddr[3] == 0xdc7af2)
		{
//          logerror("prot:Entering mode 3\n");
			protmode = 3;
		}
	}
}



static void primrage_protection_w(offs_t offset, UINT16 data)
{
#if LOG_PROTECTION
{
	UINT32 pc = activecpu_get_previouspc();
	switch (pc)
	{
		/* protection code from 20f90 - 21000 */
		case 0x20fba:
			if (offset % 16 == 0) logerror("\n   ");
			logerror("W@%06X(%04X) ", offset, data);
			break;

		/* protection code from 27592 - 27664 */
		case 0x275f6:
			logerror("W@%06X(%04X) ", offset, data);
			break;

		/* protection code from 3d8dc - 3d95a */
		case 0x3d908:
		case 0x3d932:
		case 0x3d938:
		case 0x3d93e:
			logerror("W@%06X(%04X) ", offset, data);
			break;
		case 0x3d944:
			logerror("W@%06X(%04X) - done\n", offset, data);
			break;

		/* protection code from 437fa - 43860 */
		case 0x43830:
		case 0x43838:
			logerror("W@%06X(%04X) ", offset, data);
			break;

		/* catch anything else */
		default:
			logerror("%06X:Unknown protection W@%06X = %04X\n", activecpu_get_previouspc(), offset, data);
			break;
	}
}
#endif

/* mask = 0x78fff */

	/* track accesses */
	primage_update_mode(offset);

	/* check for certain read sequences */
	if (protmode == 1 && offset >= 0xdc7800 && offset < 0xdc7800 + sizeof(protdata) * 2)
		protdata[(offset - 0xdc7800) / 2] = data;

	if (protmode == 2)
	{
		int temp = (offset - 0xdc7800) / 2;
//      logerror("prot:mode 2 param = %04X\n", temp);
		protresult = temp * 0x6915 + 0x6915;
	}

	if (protmode == 3)
	{
		if (offset == 0xdc4700)
		{
//          logerror("prot:Clearing mode 3\n");
			protmode = 0;
		}
	}
}



static void primrage_protection_r(offs_t offset, UINT16 *data)
{
	/* track accesses */
	primage_update_mode(offset);

#if LOG_PROTECTION
{
	UINT32 pc = activecpu_get_previouspc();
	UINT32 p1, p2, a6;
	switch (pc)
	{
		/* protection code from 20f90 - 21000 */
		case 0x20f90:
			logerror("Known Protection @ 20F90: R@%06X ", offset);
			break;
		case 0x20f98:
		case 0x20fa0:
			logerror("R@%06X ", offset);
			break;
		case 0x20fcc:
			logerror("R@%06X - done\n", offset);
			break;

		/* protection code from 27592 - 27664 */
		case 0x275bc:
			break;
		case 0x275cc:
			a6 = activecpu_get_reg(M68K_A6);
			p1 = (cpu_readmem24bedw_word(a6+8) << 16) | cpu_readmem24bedw_word(a6+10);
			p2 = (cpu_readmem24bedw_word(a6+12) << 16) | cpu_readmem24bedw_word(a6+14);
			logerror("Known Protection @ 275BC(%08X, %08X): R@%06X ", p1, p2, offset);
			break;
		case 0x275d2:
		case 0x275d8:
		case 0x275de:
		case 0x2761e:
		case 0x2762e:
			logerror("R@%06X ", offset);
			break;
		case 0x2763e:
			logerror("R@%06X - done\n", offset);
			break;

		/* protection code from 3d8dc - 3d95a */
		case 0x3d8f4:
			a6 = activecpu_get_reg(M68K_A6);
			p1 = (cpu_readmem24bedw_word(a6+12) << 16) | cpu_readmem24bedw_word(a6+14);
			logerror("Known Protection @ 3D8F4(%08X): R@%06X ", p1, offset);
			break;
		case 0x3d8fa:
		case 0x3d90e:
			logerror("R@%06X ", offset);
			break;

		/* protection code from 437fa - 43860 */
		case 0x43814:
			a6 = activecpu_get_reg(M68K_A6);
			p1 = cpu_readmem24bedw(a6+15);
			logerror("Known Protection @ 43814(%08X): R@%06X ", p1, offset);
			break;
		case 0x4381c:
		case 0x43840:
			logerror("R@%06X ", offset);
			break;
		case 0x43848:
			logerror("R@%06X - done\n", offset);
			break;

		/* catch anything else */
		default:
			logerror("%06X:Unknown protection R@%06X\n", activecpu_get_previouspc(), offset);
			break;
	}
}
#endif

	/* handle specific reads */
	switch (offset)
	{
		/* status register; the code spins on this waiting for the high bit to be set */
		case 0xdc4700:
//          if (protmode != 0)
			{
				*data = 0x8000;
			}
			break;

		/* some kind of result register */
		case 0xdcc7c2:
			if (protmode == 2)
			{
				*data = protresult;
				protmode = 0;
//              logerror("prot:Clearing mode 2\n");
			}
			break;

		case 0xdcc7c4:
			if (protmode == 1)
			{
				protmode = 0;
//              logerror("prot:Clearing mode 1\n");
			}
			break;
	}
}



/*************************************
 *
 *  Protection/color RAM
 *
 *************************************/

static READ32_HANDLER( colorram_protection_r )
{
	offs_t address = 0xd80000 + offset * 4;
	UINT32 result32 = 0;
	UINT16 result;

	if ((mem_mask & 0xffff0000) != 0xffff0000)
	{
		result = atarigt_colorram_r(address);
		(*protection_r)(address, &result);
		result32 |= result << 16;
	}
	if ((mem_mask & 0x0000ffff) != 0x0000ffff)
	{
		result = atarigt_colorram_r(address + 2);
		(*protection_r)(address + 2, &result);
		result32 |= result;
	}

	return result32;
}


static WRITE32_HANDLER( colorram_protection_w )
{
	offs_t address = 0xd80000 + offset * 4;

	if ((mem_mask & 0xffff0000) != 0xffff0000)
	{
		if (!ignore_writes)
			atarigt_colorram_w(address, data >> 16, mem_mask >> 16);
		(*protection_w)(address, data >> 16);
	}
	if ((mem_mask & 0x0000ffff) != 0x0000ffff)
	{
		if (!ignore_writes)
			atarigt_colorram_w(address + 2, data, mem_mask);
		(*protection_w)(address + 2, data);
	}
}



/*************************************
 *
 *  Main CPU memory handlers
 *
 *************************************/

static ADDRESS_MAP_START( main_map, ADDRESS_SPACE_PROGRAM, 32 )
	AM_RANGE(0x000000, 0x1fffff) AM_ROM
	AM_RANGE(0xc00000, 0xc00003) AM_READWRITE(sound_data_r, sound_data_w)
	AM_RANGE(0xd00014, 0xd00017) AM_READ(analog_port0_r)
	AM_RANGE(0xd0001c, 0xd0001f) AM_READ(analog_port1_r)
	AM_RANGE(0xd20000, 0xd20fff) AM_READWRITE(atarigen_eeprom_upper32_r, atarigen_eeprom32_w) AM_BASE((UINT32 **)&atarigen_eeprom) AM_SIZE(&atarigen_eeprom_size)
	AM_RANGE(0xd40000, 0xd4ffff) AM_WRITE(atarigen_eeprom_enable32_w)
	AM_RANGE(0xd72000, 0xd75fff) AM_WRITE(atarigen_playfield32_w) AM_BASE(&atarigen_playfield32)
	AM_RANGE(0xd76000, 0xd76fff) AM_WRITE(atarigen_alpha32_w) AM_BASE(&atarigen_alpha32)
	AM_RANGE(0xd78000, 0xd78fff) AM_WRITE(atarirle_0_spriteram32_w) AM_BASE(&atarirle_0_spriteram32)
	AM_RANGE(0xd7a200, 0xd7a203) AM_WRITE(mo_command_w) AM_BASE(&mo_command)
	AM_RANGE(0xd70000, 0xd7ffff) AM_RAM
	AM_RANGE(0xd80000, 0xdfffff) AM_READWRITE(colorram_protection_r, colorram_protection_w) AM_BASE((UINT32 **)&atarigt_colorram)
	AM_RANGE(0xe04000, 0xe04003) AM_WRITE(led_w)
	AM_RANGE(0xe08000, 0xe08003) AM_WRITE(latch_w)
	AM_RANGE(0xe0a000, 0xe0a003) AM_WRITE(atarigen_scanline_int_ack32_w)
	AM_RANGE(0xe0c000, 0xe0c003) AM_WRITE(atarigen_video_int_ack32_w)
	AM_RANGE(0xe0e000, 0xe0e003) AM_WRITE(MWA32_NOP)//watchdog_reset_w },
	AM_RANGE(0xe80000, 0xe80003) AM_READ(inputs_01_r)
	AM_RANGE(0xe82000, 0xe82003) AM_READ(special_port2_r)
	AM_RANGE(0xe82004, 0xe82007) AM_READ(special_port3_r)
	AM_RANGE(0xf80000, 0xffffff) AM_RAM
ADDRESS_MAP_END



/*************************************
 *
 *  Port definitions
 *
 *************************************/

#define COMMON_IN0\
	PORT_START_TAG("IN0")\
	PORT_BIT( 0x00ff, IP_ACTIVE_LOW, IPT_UNUSED )\
	PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_START1 )\
	PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1)\
	PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1)\
	PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(1)\
	PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(1)\
	PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(1)\
	PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(1)\
	PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(1)

#define COMMON_IN1\
	PORT_START_TAG("IN1")\
	PORT_BIT( 0x00ff, IP_ACTIVE_LOW, IPT_UNUSED )\
	PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_START2 )\
	PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)\
	PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2)\
	PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(2)\
	PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(2)\
	PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(2)\
	PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(2)\
	PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(2)

#define COMMON_IN2\
	PORT_START_TAG("IN2")      /* 68.STATUS (A2=0) */ \
	PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_SPECIAL )	/* /A2DRDY */ \
	PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_TILT )		/* TILT */ \
	PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_SPECIAL )	/* /XIRQ23 */ \
	PORT_BIT( 0x0008, IP_ACTIVE_HIGH, IPT_SPECIAL )	/* A2D.EOC */ \
	PORT_BIT( 0x0030, IP_ACTIVE_LOW, IPT_UNUSED )	/* NC */ \
	PORT_SERVICE( 0x0040, IP_ACTIVE_LOW )			/* SELFTEST */ \
	PORT_BIT( 0x0080, IP_ACTIVE_HIGH, IPT_VBLANK )	/* VBLANK */ \
	PORT_BIT( 0xff00, IP_ACTIVE_LOW, IPT_UNUSED )

#define COMMON_IN3\
	PORT_START_TAG("IN3")      /* 68.STATUS (A2=1) */ \
	PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_SPECIAL )	/* /VBIRQ */ \
	PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_SPECIAL )	/* /4MSIRQ */ \
	PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_SPECIAL )	/* /XIRQ0 */ \
	PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_SPECIAL )	/* /XIRQ1 */ \
	PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_SPECIAL )	/* /SERVICER */ \
	PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_SPECIAL )	/* /SER.L */ \
	PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_COIN2 )	/* COINR */ \
	PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_COIN1 )	/* COINL */ \
	PORT_BIT( 0xff00, IP_ACTIVE_LOW, IPT_UNUSED )

static INPUT_PORTS_START( tmek )
	COMMON_IN0		/* 68.SW (A1=0) */

	COMMON_IN1		/* 68.SW (A1=1) */

	COMMON_IN2

	COMMON_IN3

#if (HACK_TMEK_CONTROLS)
	PORT_START_TAG("FAKE")		/* single digital joystick */
	PORT_BIT( 0x0001, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(1)
	PORT_BIT( 0x0002, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(1)
	PORT_BIT( 0x0004, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(1)
	PORT_BIT( 0x0008, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(1)
#else
	PORT_START_TAG("IN4")
	PORT_BIT( 0xff, 0x80, IPT_AD_STICK_X ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_PLAYER(2)

	PORT_START_TAG("IN5")
	PORT_BIT( 0xff, 0x80, IPT_AD_STICK_Y ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_PLAYER(1)

	PORT_START_TAG("IN6")
	PORT_BIT( 0xff, 0x80, IPT_AD_STICK_X ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_PLAYER(1)

	PORT_START_TAG("IN7")
	PORT_BIT( 0xff, 0x80, IPT_AD_STICK_Y ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_PLAYER(2)
#endif

INPUT_PORTS_END


static INPUT_PORTS_START( primrage )
	COMMON_IN0		/* 68.SW (A1=0) */

	COMMON_IN1		/* 68.SW (A1=1) bit 0x0008 does something */

	COMMON_IN2      /* 68.STATUS (A2=0) */

	COMMON_IN3      /* 68.STATUS (A2=1) */

	PORT_START_TAG("IN4")
	PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_START_TAG("IN5")
	PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_START_TAG("IN6")
	PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_START_TAG("IN7")
	PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_UNUSED )
INPUT_PORTS_END



/*************************************
 *
 *  Graphics definitions
 *
 *************************************/

static const gfx_layout pflayout =
{
	8,8,
	RGN_FRAC(1,3),
	5,
	{ 0, 0, 1, 2, 3 },
	{ RGN_FRAC(1,3)+0, RGN_FRAC(1,3)+4, 0, 4, RGN_FRAC(1,3)+8, RGN_FRAC(1,3)+12, 8, 12 },
	{ 0*8, 2*8, 4*8, 6*8, 8*8, 10*8, 12*8, 14*8 },
	16*8
};


static const gfx_layout pftoplayout =
{
	8,8,
	RGN_FRAC(1,3),
	6,
	{ RGN_FRAC(2,3)+0, RGN_FRAC(2,3)+4, 0, 0, 0, 0 },
	{ 3, 2, 1, 0, 11, 10, 9, 8 },
	{ 0*8, 2*8, 4*8, 6*8, 8*8, 10*8, 12*8, 14*8 },
	16*8
};


static const gfx_layout anlayout =
{
	8,8,
	RGN_FRAC(1,1),
	4,
	{ 0, 1, 2, 3 },
	{ 0, 4, 8, 12, 16, 20, 24, 28 },
	{ 0*8, 4*8, 8*8, 12*8, 16*8, 20*8, 24*8, 28*8 },
	32*8
};


static GFXDECODE_START( atarigt )
	GFXDECODE_ENTRY( REGION_GFX1, 0, pflayout, 0x000, 64 )
	GFXDECODE_ENTRY( REGION_GFX2, 0, anlayout, 0x000, 16 )
	GFXDECODE_ENTRY( REGION_GFX1, 0, pftoplayout, 0x000, 64 )
GFXDECODE_END



/*************************************
 *
 *  Machine driver
 *
 *************************************/

static MACHINE_DRIVER_START( atarigt )

	/* basic machine hardware */
	MDRV_CPU_ADD(M68EC020, ATARI_CLOCK_50MHz/2)
	MDRV_CPU_PROGRAM_MAP(main_map,0)
	MDRV_CPU_VBLANK_INT(atarigen_video_int_gen,1)
	MDRV_CPU_PERIODIC_INT(atarigen_scanline_int_gen, 250)

	MDRV_MACHINE_RESET(atarigt)
	MDRV_NVRAM_HANDLER(atarigen)

	/* video hardware */
	MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER | VIDEO_UPDATE_BEFORE_VBLANK)
	MDRV_GFXDECODE(atarigt)
	MDRV_PALETTE_LENGTH(32768)

	MDRV_SCREEN_ADD("main", 0)
	MDRV_SCREEN_FORMAT(BITMAP_FORMAT_RGB32)
	/* note: these parameters are from published specs, not derived */
	/* the board uses a pair of GALs to determine H and V parameters */
	MDRV_SCREEN_RAW_PARAMS(ATARI_CLOCK_14MHz/2, 456, 0, 336, 262, 0, 240)

	MDRV_VIDEO_START(atarigt)
	MDRV_VIDEO_EOF(atarirle)
	MDRV_VIDEO_UPDATE(atarigt)

	/* sound hardware */
	MDRV_IMPORT_FROM(cage)
MACHINE_DRIVER_END



/*************************************
 *
 *  ROM definition(s)
 *
 *************************************/

ROM_START( tmek )
	ROM_REGION( 0x200000, REGION_CPU1, 0 )	/* 8*64k for 68000 code */
	ROM_LOAD32_BYTE( "0044d", 0x00000, 0x20000, CRC(1cd62725) SHA1(7685794d9fbe3fe7a9978d12e489447b4fba5282) )
	ROM_LOAD32_BYTE( "0043d", 0x00001, 0x20000, CRC(82185051) SHA1(a21aad4f6ec948d9cd47efb89e7811c5c2e4850b) )
	ROM_LOAD32_BYTE( "0042d", 0x00002, 0x20000, CRC(ef9feda4) SHA1(9fb6e91d4c22e28ced61d0d1f28f5e43191c8762) )
	ROM_LOAD32_BYTE( "0041d", 0x00003, 0x20000, CRC(179da056) SHA1(5f7ddf44aab55beaf2c377b0c93279acb6273255) )

	ROM_REGION32_LE( 0x200000, REGION_USER1, 0 )	/* TMS320C31 boot ROM */
	ROM_LOAD32_BYTE( "0078c", 0x000000, 0x080000, CRC(ff5b979a) SHA1(deb8ee454b6b7c7bddb2ba0c808869e45b19e55f) )

	ROM_REGION32_LE( 0x1000000, REGION_USER2, 0 )	/* TMS320C31 sound ROMs */
	ROM_LOAD32_WORD( "0077",  0x400000, 0x200000, CRC(8f650f8b) SHA1(e3b48ff4e2093d709134b6bf62cecd101ab5cef4) )
	ROM_LOAD32_BYTE( "2501a", 0x400002, 0x080000, CRC(98e51103) SHA1(420d0aac6b1de1bd990b9e4219041192400299f8) )
	ROM_LOAD32_BYTE( "2500a", 0x400003, 0x080000, CRC(49c0136c) SHA1(1ad463b1e50df9843abb8c645cbe8a79e42cbb87) )
	ROM_LOAD32_BYTE( "2503a", 0x600002, 0x080000, CRC(4376f3eb) SHA1(fe3f1efec3e6b4da3d5a13611bad7e34306cc224) )
	ROM_LOAD32_BYTE( "2502a", 0x600003, 0x080000, CRC(a48e6a5f) SHA1(f9615ff587b60d07172fc44ce87ae0fb49cb02a0) )
	ROM_LOAD32_WORD( "0076",  0x800000, 0x200000, CRC(74dffe2d) SHA1(9436f69827050ad2f3be58f1cb57d7a06b75ab61) )
	ROM_LOAD32_WORD( "0074",  0x800002, 0x200000, CRC(8dfc6ce0) SHA1(5b0d4dd4cb7934f542e67217a2542a3c69558cea) )

	ROM_REGION( 0x300000, REGION_GFX1, ROMREGION_DISPOSE )
	ROM_LOAD( "0250",  0x000000, 0x80000, CRC(56bd9f25) SHA1(a8161aeee274f28c41f82b6b3f63570970ee281d) ) /* playfield, planes 0-1 */
	ROM_LOAD( "0253a", 0x080000, 0x80000, CRC(23e2f83d) SHA1(804a17ce8768bd48cda853e55fc1f54ed7475968) )
	ROM_LOAD( "0251",  0x100000, 0x80000, CRC(0d3b08f7) SHA1(72ec2383011ef20e9054594279cc85fa55c3a9b2) ) /* playfield, planes 2-3 */
	ROM_LOAD( "0254a", 0x180000, 0x80000, CRC(448aea87) SHA1(8c9e367b2f8d06858d37a9239fb732c1379ec374) )
	ROM_LOAD( "0252",  0x200000, 0x80000, CRC(95a1c23b) SHA1(74eb69dcaebd7a7a03d8f7c9bf6183ece695e91d) ) /* playfield, planes 4-5 */
	ROM_LOAD( "0255a", 0x280000, 0x80000, CRC(f0fbb700) SHA1(3f0355b137f6426a07abab77f25e718c6102a16f) )

	ROM_REGION( 0x020000, REGION_GFX2, ROMREGION_DISPOSE )
	ROM_LOAD( "0045a", 0x000000, 0x20000, CRC(057a5304) SHA1(d44c0cf885a1324888b7e8118f124c0dae616859) ) /* alphanumerics */

	ROM_REGION16_BE( 0x1000000, REGION_GFX3, 0 )
	ROM_LOAD16_BYTE( "0300", 0x000001, 0x100000, CRC(8367ddac) SHA1(9ca77962259284cef8a261b652ab1327817ee8d0) )
	ROM_LOAD16_BYTE( "0301", 0x000000, 0x100000, CRC(94524b5b) SHA1(db401fd7ba56658fcb614406672c02569d845930) )
	ROM_LOAD16_BYTE( "0302", 0x200001, 0x100000, CRC(c03f1aa7) SHA1(c68b52280d0695629c843b9c90f7a39713e063b0) )
	ROM_LOAD16_BYTE( "0303", 0x200000, 0x100000, CRC(3ac5b24f) SHA1(96c26cb3f17f4a383bf0a7be442c6199fbac8b4b) )
	ROM_LOAD16_BYTE( "0304", 0x400001, 0x100000, CRC(b053ef78) SHA1(30dd8c409ed7fbc12495829e680df9d7d1cf6c6c) )
	ROM_LOAD16_BYTE( "0305", 0x400000, 0x100000, CRC(b012b8e9) SHA1(89af30b49fad8424b00252c2ea3ef454a45a5622) )
	ROM_LOAD16_BYTE( "0306", 0x600001, 0x100000, CRC(d086f149) SHA1(92b5b7c01863a9fcc9b9b3990744da7ac107a324) )
	ROM_LOAD16_BYTE( "0307", 0x600000, 0x100000, CRC(49c1a541) SHA1(65169a8ed4cd5f77fec61252a72b7731d8e910e1) )
	ROM_LOAD16_BYTE( "0308", 0x800001, 0x100000, CRC(97033c8a) SHA1(c81d30a492dd0419193a68eea78ba5e6b12a3f9a) )
	ROM_LOAD16_BYTE( "0309", 0x800000, 0x100000, CRC(e095ecb3) SHA1(79b7d21096cc1abeb2d1bc45deab5dc42282a807) )
	ROM_LOAD16_BYTE( "0310", 0xa00001, 0x100000, CRC(e056a0c3) SHA1(0a87e4078371e1b52e9418a4824f2d37cb07a649) )
	ROM_LOAD16_BYTE( "0311", 0xa00000, 0x100000, CRC(05afb2dc) SHA1(db186bfde255aa57f8e80bdc92c9be6d8c366bb9) )
	ROM_LOAD16_BYTE( "0312", 0xc00001, 0x100000, CRC(cc224dae) SHA1(0d57382b53920172ceaba62a0f690fc04aedfddc) )
	ROM_LOAD16_BYTE( "0313", 0xc00000, 0x100000, CRC(a8cf049d) SHA1(d130e1f94d2a2819ed46c45834aa1b1cd86ab839) )
	ROM_LOAD16_BYTE( "0314", 0xe00001, 0x100000, CRC(4f01db8d) SHA1(c18c72f1ccbe6ff18576592548c960f9ce357016) )
	ROM_LOAD16_BYTE( "0315", 0xe00000, 0x100000, CRC(28e97d06) SHA1(ef115f393c568822cb2cb3cca92c7656e1ee07f9) )

	ROM_REGION( 0x0600, REGION_PROMS, ROMREGION_DISPOSE )
	ROM_LOAD( "0001a",  0x0000, 0x0200, CRC(a70ade3f) SHA1(f4a558b17767eed2683c768d1b441e75edcff967) )	/* microcode for growth renderer */
	ROM_LOAD( "0001b",  0x0200, 0x0200, CRC(f4768b4d) SHA1(a506fa5386ab0ea2851ff1f8474d4bfc66deaa70) )
	ROM_LOAD( "0001c",  0x0400, 0x0200, CRC(22a76ad4) SHA1(ce840c283bbd3a5f19dc8d91b19d1571eff51ff4) )
ROM_END


ROM_START( tmekprot )
	ROM_REGION( 0x200000, REGION_CPU1, 0 )	/* 8*64k for 68000 code */
	ROM_LOAD32_BYTE( "pgm0", 0x00000, 0x20000, CRC(f5f7f7be) SHA1(66be472e7c0ef26e2ce2b45488a8e4cfc1b0f80a) )
	ROM_LOAD32_BYTE( "pgm1", 0x00001, 0x20000, CRC(284f7971) SHA1(5327f6368abd2ab9740a5150a8660c420f750476) )
	ROM_LOAD32_BYTE( "pgm2", 0x00002, 0x20000, CRC(ce9a77d4) SHA1(025143b59d85180286086940b05c8e5ea0b4a7fe) )
	ROM_LOAD32_BYTE( "pgm3", 0x00003, 0x20000, CRC(28b0e210) SHA1(7567671beecc7d30e9d4b61cf7d3448bb1dbb072) )

	ROM_REGION32_LE( 0x200000, REGION_USER1, 0 )	/* TMS320C31 boot ROM */
	ROM_LOAD32_BYTE( "0078c", 0x000000, 0x080000, NO_DUMP CRC(ff5b979a) SHA1(deb8ee454b6b7c7bddb2ba0c808869e45b19e55f) )

	ROM_REGION32_LE( 0x1000000, REGION_USER2, 0 )	/* TMS320C31 sound ROMs */
	ROM_LOAD32_WORD( "0077",  0x400000, 0x200000, CRC(8f650f8b) SHA1(e3b48ff4e2093d709134b6bf62cecd101ab5cef4) )
	ROM_LOAD32_BYTE( "2501a", 0x400002, 0x080000, CRC(98e51103) SHA1(420d0aac6b1de1bd990b9e4219041192400299f8) )
	ROM_LOAD32_BYTE( "2500a", 0x400003, 0x080000, CRC(49c0136c) SHA1(1ad463b1e50df9843abb8c645cbe8a79e42cbb87) )
	ROM_LOAD32_BYTE( "2503a", 0x600002, 0x080000, CRC(4376f3eb) SHA1(fe3f1efec3e6b4da3d5a13611bad7e34306cc224) )
	ROM_LOAD32_BYTE( "2502a", 0x600003, 0x080000, CRC(a48e6a5f) SHA1(f9615ff587b60d07172fc44ce87ae0fb49cb02a0) )
	ROM_LOAD32_WORD( "0076",  0x800000, 0x200000, CRC(74dffe2d) SHA1(9436f69827050ad2f3be58f1cb57d7a06b75ab61) )
	ROM_LOAD32_WORD( "0074",  0x800002, 0x200000, CRC(8dfc6ce0) SHA1(5b0d4dd4cb7934f542e67217a2542a3c69558cea) )

	ROM_REGION( 0x300000, REGION_GFX1, ROMREGION_DISPOSE )
	ROM_LOAD( "0250",  0x000000, 0x80000, CRC(56bd9f25) SHA1(a8161aeee274f28c41f82b6b3f63570970ee281d) ) /* playfield, planes 0-1 */
	ROM_LOAD( "0253a", 0x080000, 0x80000, CRC(23e2f83d) SHA1(804a17ce8768bd48cda853e55fc1f54ed7475968) )
	ROM_LOAD( "0251",  0x100000, 0x80000, CRC(0d3b08f7) SHA1(72ec2383011ef20e9054594279cc85fa55c3a9b2) ) /* playfield, planes 2-3 */
	ROM_LOAD( "0254a", 0x180000, 0x80000, CRC(448aea87) SHA1(8c9e367b2f8d06858d37a9239fb732c1379ec374) )
	ROM_LOAD( "0252",  0x200000, 0x80000, CRC(95a1c23b) SHA1(74eb69dcaebd7a7a03d8f7c9bf6183ece695e91d) ) /* playfield, planes 4-5 */
	ROM_LOAD( "0255a", 0x280000, 0x80000, CRC(f0fbb700) SHA1(3f0355b137f6426a07abab77f25e718c6102a16f) )

	ROM_REGION( 0x020000, REGION_GFX2, ROMREGION_DISPOSE )
	ROM_LOAD( "alpha", 0x000000, 0x20000, CRC(8f57a604) SHA1(f076636430ff73ea11e4687ef7b21a7bac1d8e34) ) /* alphanumerics */

	ROM_REGION16_BE( 0x1000000, REGION_GFX3, 0 )
	ROM_LOAD16_BYTE( "0300", 0x000001, 0x100000, CRC(8367ddac) SHA1(9ca77962259284cef8a261b652ab1327817ee8d0) )
	ROM_LOAD16_BYTE( "0301", 0x000000, 0x100000, CRC(94524b5b) SHA1(db401fd7ba56658fcb614406672c02569d845930) )
	ROM_LOAD16_BYTE( "0302", 0x200001, 0x100000, CRC(c03f1aa7) SHA1(c68b52280d0695629c843b9c90f7a39713e063b0) )
	ROM_LOAD16_BYTE( "0303", 0x200000, 0x100000, CRC(3ac5b24f) SHA1(96c26cb3f17f4a383bf0a7be442c6199fbac8b4b) )
	ROM_LOAD16_BYTE( "0304", 0x400001, 0x100000, CRC(b053ef78) SHA1(30dd8c409ed7fbc12495829e680df9d7d1cf6c6c) )
	ROM_LOAD16_BYTE( "0305", 0x400000, 0x100000, CRC(b012b8e9) SHA1(89af30b49fad8424b00252c2ea3ef454a45a5622) )
	ROM_LOAD16_BYTE( "0306", 0x600001, 0x100000, CRC(d086f149) SHA1(92b5b7c01863a9fcc9b9b3990744da7ac107a324) )
	ROM_LOAD16_BYTE( "0307", 0x600000, 0x100000, CRC(49c1a541) SHA1(65169a8ed4cd5f77fec61252a72b7731d8e910e1) )
	ROM_LOAD16_BYTE( "0308", 0x800001, 0x100000, CRC(97033c8a) SHA1(c81d30a492dd0419193a68eea78ba5e6b12a3f9a) )
	ROM_LOAD16_BYTE( "0309", 0x800000, 0x100000, CRC(e095ecb3) SHA1(79b7d21096cc1abeb2d1bc45deab5dc42282a807) )
	ROM_LOAD16_BYTE( "0310", 0xa00001, 0x100000, CRC(e056a0c3) SHA1(0a87e4078371e1b52e9418a4824f2d37cb07a649) )
	ROM_LOAD16_BYTE( "0311", 0xa00000, 0x100000, CRC(05afb2dc) SHA1(db186bfde255aa57f8e80bdc92c9be6d8c366bb9) )
	ROM_LOAD16_BYTE( "0312", 0xc00001, 0x100000, CRC(cc224dae) SHA1(0d57382b53920172ceaba62a0f690fc04aedfddc) )
	ROM_LOAD16_BYTE( "0313", 0xc00000, 0x100000, CRC(a8cf049d) SHA1(d130e1f94d2a2819ed46c45834aa1b1cd86ab839) )
	ROM_LOAD16_BYTE( "0314", 0xe00001, 0x100000, CRC(4f01db8d) SHA1(c18c72f1ccbe6ff18576592548c960f9ce357016) )
	ROM_LOAD16_BYTE( "0315", 0xe00000, 0x100000, CRC(28e97d06) SHA1(ef115f393c568822cb2cb3cca92c7656e1ee07f9) )

	ROM_REGION( 0x0600, REGION_PROMS, ROMREGION_DISPOSE )
	ROM_LOAD( "0001a",  0x0000, 0x0200, CRC(a70ade3f) SHA1(f4a558b17767eed2683c768d1b441e75edcff967) )	/* microcode for growth renderer */
	ROM_LOAD( "0001b",  0x0200, 0x0200, CRC(f4768b4d) SHA1(a506fa5386ab0ea2851ff1f8474d4bfc66deaa70) )
	ROM_LOAD( "0001c",  0x0400, 0x0200, CRC(22a76ad4) SHA1(ce840c283bbd3a5f19dc8d91b19d1571eff51ff4) )
ROM_END


ROM_START( primrage )
	ROM_REGION( 0x200000, REGION_CPU1, 0 )	/* 8*64k for 68000 code */
	ROM_LOAD32_BYTE( "1044b", 0x000000, 0x80000, CRC(35c9c34b) SHA1(4bd1d35cc7c68574819afd648405eedb8db25b4c) )
	ROM_LOAD32_BYTE( "1043b", 0x000001, 0x80000, CRC(86322829) SHA1(e0e72888def0931d078921f099bae6788738a291) )
	ROM_LOAD32_BYTE( "1042b", 0x000002, 0x80000, CRC(750e8095) SHA1(4660637136b1a25169d8c43646c8b87081763987) )
	ROM_LOAD32_BYTE( "1041b", 0x000003, 0x80000, CRC(6a90d283) SHA1(7c18c97cb5e5cdd26a52cd6bc099fbce87055311) )

	ROM_REGION32_LE( 0x200000, REGION_USER1, 0 )	/* TMS320C31 boot ROM */
	ROM_LOAD32_BYTE( "1078a", 0x000000, 0x080000, CRC(0656435f) SHA1(f8e498171e754eb8703dad6b2351509bbb27e06b) )

	ROM_REGION32_LE( 0x1000000, REGION_USER2, 0 )	/* TMS320C31 sound ROMs */
	ROM_LOAD32_WORD( "0075",  0x400000, 0x200000, CRC(b685a88e) SHA1(998b8fe54971f6cd96e4c22b19e3831f29d8172d) )
	ROM_LOAD32_WORD( "0077",  0x400002, 0x200000, CRC(3283cea8) SHA1(fb7333ca951053a56c501f2ce0eb197c8fcafaf7) )

	ROM_REGION( 0x300000, REGION_GFX1, ROMREGION_DISPOSE )
	ROM_LOAD( "0050a",  0x000000, 0x80000, CRC(66896e8f) SHA1(7675b24c15ca0608f11f2a7b8d70717adb10924c) ) /* playfield, planes 0-1 */
	ROM_LOAD( "0051a",  0x100000, 0x80000, CRC(fb5b3e7b) SHA1(f43fe4b5c4bbea10da46b60c644f586fb391355d) ) /* playfield, planes 2-3 */
	ROM_LOAD( "0052a",  0x200000, 0x80000, CRC(cbe38670) SHA1(0780e599007851f6d37cdd8c701d01cb1ae48b9d) ) /* playfield, planes 4-5 */

	ROM_REGION( 0x020000, REGION_GFX2, ROMREGION_DISPOSE )
	ROM_LOAD( "1045b", 0x000000, 0x20000, CRC(1d3260bf) SHA1(85d9db8499cbe180c8d52710f3cfe64453a530ff) ) /* alphanumerics */

	ROM_REGION16_BE( 0x2000000, REGION_GFX3, 0 )
	ROM_LOAD16_BYTE( "1100a", 0x0000001, 0x080000, CRC(6e9c80b5) SHA1(ec724011527dd8707c733211b1a6c51b22f580c7) )
	ROM_LOAD16_BYTE( "1101a", 0x0000000, 0x080000, CRC(bb7ee624) SHA1(0de6385aee7d25b41fd5bf232e44e5da536504ac) )
	ROM_LOAD16_BYTE( "0332",  0x0800001, 0x100000, CRC(610cfcb4) SHA1(bed1bd0d11c0a7cc48d020fc0acec34daf48c5ac) )
	ROM_LOAD16_BYTE( "0333",  0x0800000, 0x100000, CRC(3320448e) SHA1(aef42328bf72fca5c04bfed1ea41100bb5aafeaa) )
	ROM_LOAD16_BYTE( "0334",  0x0a00001, 0x100000, CRC(be3acb6f) SHA1(664cb4cd4d325577ab0cbe0cf48870a9f4706573) )
	ROM_LOAD16_BYTE( "0335",  0x0a00000, 0x100000, CRC(e4f6e87a) SHA1(2a3f8ff46b289c25cd4ca2a1369b14613f48e964) )
	ROM_LOAD16_BYTE( "0336",  0x0c00001, 0x100000, CRC(a78a8525) SHA1(69c3da4d45b0f09f5bdabcedd238b82efab48a70) )
	ROM_LOAD16_BYTE( "0337",  0x0c00000, 0x100000, CRC(73fdd050) SHA1(63c67187953d2dab93a260e548ef5965e7cba4e8) )
	ROM_LOAD16_BYTE( "0338",  0x0e00001, 0x100000, CRC(fa19cae6) SHA1(7d0560516971f32835329a17450c7561631a27d1) )
	ROM_LOAD16_BYTE( "0339",  0x0e00000, 0x100000, CRC(e0cd1393) SHA1(0de59d04165d64320512936c194db19cca6455fd) )
	ROM_LOAD16_BYTE( "0316",  0x1000001, 0x100000, CRC(9301c672) SHA1(a8971049c857ae283a95b257dd0d6aaff6d787cd) )
	ROM_LOAD16_BYTE( "0317",  0x1000000, 0x100000, CRC(9e3b831a) SHA1(b799e57bea9522cb83f9aa7ea38a17b1d8273b8d) )
	ROM_LOAD16_BYTE( "0318",  0x1200001, 0x100000, CRC(8523db5d) SHA1(f2476aa26b1a7cbe7510994d92eb209fda65593d) )
	ROM_LOAD16_BYTE( "0319",  0x1200000, 0x100000, CRC(42f22e4b) SHA1(2a1a6f0a7aca7b7b64bce0bd54eb4cb23a2336b1) )
	ROM_LOAD16_BYTE( "0320",  0x1400001, 0x100000, CRC(21369d13) SHA1(28e03595c098fd9bec6f7316180d17905a51a51b) )
	ROM_LOAD16_BYTE( "0321",  0x1400000, 0x100000, CRC(3b7d498a) SHA1(804e9e1567bf97e8dae3b9444428254ced8b60da) )
	ROM_LOAD16_BYTE( "0322",  0x1600001, 0x100000, CRC(05e9f407) SHA1(fa25a893d4cb805df02d7d12df4dbabefb3114a2) )
	ROM_LOAD16_BYTE( "0323",  0x1600000, 0x100000, CRC(603f3bb6) SHA1(d7c22dc900d9edc36d8f211df67a206d14637fab) )
	ROM_LOAD16_BYTE( "0324",  0x1800001, 0x100000, CRC(3c37769f) SHA1(ca0306a439949d2a0305cc0cf05808a58e84084c) )
	ROM_LOAD16_BYTE( "0325",  0x1800000, 0x100000, CRC(f43321e3) SHA1(8bb4dd4a5d5400b17052d50dca9078211dc6b861) )
	ROM_LOAD16_BYTE( "0326",  0x1a00001, 0x100000, CRC(63d4ccea) SHA1(340fced6998a8ae6fd285d8fe666f5f1e4b6bfaf) )
	ROM_LOAD16_BYTE( "0327",  0x1a00000, 0x100000, CRC(9f4806d5) SHA1(76e9f1a47e7fa45e834fa8739528f1e3c54b14dc) )
	ROM_LOAD16_BYTE( "0328",  0x1c00001, 0x100000, CRC(a08d73e1) SHA1(25a58777f15e9550111447b47a98762fd6bb498d) )
	ROM_LOAD16_BYTE( "0329",  0x1c00000, 0x100000, CRC(eff3d2cd) SHA1(8532568b5fd91d2b738947e9cd575a4eb2a03be2) )
	ROM_LOAD16_BYTE( "0330",  0x1e00001, 0x100000, CRC(7bf6bb8f) SHA1(f34bd8a9c7f95436a1c816badc59673cd2a6969a) )
	ROM_LOAD16_BYTE( "0331",  0x1e00000, 0x100000, CRC(c6a64dad) SHA1(ee54514463ab61cbaef70da064cf5de591e5861f) )

	ROM_REGION( 0x0600, REGION_PROMS, ROMREGION_DISPOSE )
	ROM_LOAD( "0001a",  0x0000, 0x0200, CRC(a70ade3f) SHA1(f4a558b17767eed2683c768d1b441e75edcff967) )	/* microcode for growth renderer */
	ROM_LOAD( "0001b",  0x0200, 0x0200, CRC(f4768b4d) SHA1(a506fa5386ab0ea2851ff1f8474d4bfc66deaa70) )
	ROM_LOAD( "0001c",  0x0400, 0x0200, CRC(22a76ad4) SHA1(ce840c283bbd3a5f19dc8d91b19d1571eff51ff4) )
ROM_END


ROM_START( primraga )
	ROM_REGION( 0x200000, REGION_CPU1, 0 )	/* 8*64k for 68000 code */
	ROM_LOAD32_BYTE( "0044b", 0x000000, 0x80000, CRC(26139575) SHA1(22e59ab621d58e56969b64701fc59aec085193dd) )
	ROM_LOAD32_BYTE( "0043b", 0x000001, 0x80000, CRC(928d2447) SHA1(9bbbdbf056a7b986d985d79be889b9876a710631) )
	ROM_LOAD32_BYTE( "0042b", 0x000002, 0x80000, CRC(cd6062b9) SHA1(2973fb561ab68cd48ec132b6720c04d10bedfd19) )
	ROM_LOAD32_BYTE( "0041b", 0x000003, 0x80000, CRC(3008f6f0) SHA1(45aac457b4584ee3bd3561e3b2e34e49aa61fbc5) )

	ROM_REGION32_LE( 0x200000, REGION_USER1, 0 )	/* TMS320C31 boot ROM */
	ROM_LOAD32_BYTE( "0078a", 0x000000, 0x080000, CRC(91df8d8f) SHA1(6d361f88de604b8f11dd9bfe85ff18bcd322862d) )

	ROM_REGION32_LE( 0x1000000, REGION_USER2, 0 )	/* TMS320C31 sound ROMs */
	ROM_LOAD32_WORD( "0075",  0x400000, 0x200000, CRC(b685a88e) SHA1(998b8fe54971f6cd96e4c22b19e3831f29d8172d) )
	ROM_LOAD32_WORD( "0077",  0x400002, 0x200000, CRC(3283cea8) SHA1(fb7333ca951053a56c501f2ce0eb197c8fcafaf7) )

	ROM_REGION( 0x300000, REGION_GFX1, ROMREGION_DISPOSE )
	ROM_LOAD( "0050a",  0x000000, 0x80000, CRC(66896e8f) SHA1(7675b24c15ca0608f11f2a7b8d70717adb10924c) ) /* playfield, planes 0-1 */
	ROM_LOAD( "0051a",  0x100000, 0x80000, CRC(fb5b3e7b) SHA1(f43fe4b5c4bbea10da46b60c644f586fb391355d) ) /* playfield, planes 2-3 */
	ROM_LOAD( "0052a",  0x200000, 0x80000, CRC(cbe38670) SHA1(0780e599007851f6d37cdd8c701d01cb1ae48b9d) ) /* playfield, planes 4-5 */

	ROM_REGION( 0x020000, REGION_GFX2, ROMREGION_DISPOSE )
	ROM_LOAD( "0045a", 0x000000, 0x20000, CRC(c8b39b1c) SHA1(836c0ccf96b2beccacf6d8ac23981fc2d1f09803) ) /* alphanumerics */

	ROM_REGION16_BE( 0x2000000, REGION_GFX3, 0 )
	ROM_LOAD16_BYTE( "0100a", 0x0000001, 0x080000, CRC(5299fb2a) SHA1(791378215ab6ffff3ab2ae7192ce9f88dae4090d) )
	ROM_LOAD16_BYTE( "0101a", 0x0000000, 0x080000, CRC(3e234711) SHA1(6a9f19db2b4c8c34d3d7b4984206e3d5c4398d7f) )
	ROM_LOAD16_BYTE( "0332",  0x0800001, 0x100000, CRC(610cfcb4) SHA1(bed1bd0d11c0a7cc48d020fc0acec34daf48c5ac) )
	ROM_LOAD16_BYTE( "0333",  0x0800000, 0x100000, CRC(3320448e) SHA1(aef42328bf72fca5c04bfed1ea41100bb5aafeaa) )
	ROM_LOAD16_BYTE( "0334",  0x0a00001, 0x100000, CRC(be3acb6f) SHA1(664cb4cd4d325577ab0cbe0cf48870a9f4706573) )
	ROM_LOAD16_BYTE( "0335",  0x0a00000, 0x100000, CRC(e4f6e87a) SHA1(2a3f8ff46b289c25cd4ca2a1369b14613f48e964) )
	ROM_LOAD16_BYTE( "0336",  0x0c00001, 0x100000, CRC(a78a8525) SHA1(69c3da4d45b0f09f5bdabcedd238b82efab48a70) )
	ROM_LOAD16_BYTE( "0337",  0x0c00000, 0x100000, CRC(73fdd050) SHA1(63c67187953d2dab93a260e548ef5965e7cba4e8) )
	ROM_LOAD16_BYTE( "0338",  0x0e00001, 0x100000, CRC(fa19cae6) SHA1(7d0560516971f32835329a17450c7561631a27d1) )
	ROM_LOAD16_BYTE( "0339",  0x0e00000, 0x100000, CRC(e0cd1393) SHA1(0de59d04165d64320512936c194db19cca6455fd) )
	ROM_LOAD16_BYTE( "0316",  0x1000001, 0x100000, CRC(9301c672) SHA1(a8971049c857ae283a95b257dd0d6aaff6d787cd) )
	ROM_LOAD16_BYTE( "0317",  0x1000000, 0x100000, CRC(9e3b831a) SHA1(b799e57bea9522cb83f9aa7ea38a17b1d8273b8d) )
	ROM_LOAD16_BYTE( "0318",  0x1200001, 0x100000, CRC(8523db5d) SHA1(f2476aa26b1a7cbe7510994d92eb209fda65593d) )
	ROM_LOAD16_BYTE( "0319",  0x1200000, 0x100000, CRC(42f22e4b) SHA1(2a1a6f0a7aca7b7b64bce0bd54eb4cb23a2336b1) )
	ROM_LOAD16_BYTE( "0320",  0x1400001, 0x100000, CRC(21369d13) SHA1(28e03595c098fd9bec6f7316180d17905a51a51b) )
	ROM_LOAD16_BYTE( "0321",  0x1400000, 0x100000, CRC(3b7d498a) SHA1(804e9e1567bf97e8dae3b9444428254ced8b60da) )
	ROM_LOAD16_BYTE( "0322",  0x1600001, 0x100000, CRC(05e9f407) SHA1(fa25a893d4cb805df02d7d12df4dbabefb3114a2) )
	ROM_LOAD16_BYTE( "0323",  0x1600000, 0x100000, CRC(603f3bb6) SHA1(d7c22dc900d9edc36d8f211df67a206d14637fab) )
	ROM_LOAD16_BYTE( "0324",  0x1800001, 0x100000, CRC(3c37769f) SHA1(ca0306a439949d2a0305cc0cf05808a58e84084c) )
	ROM_LOAD16_BYTE( "0325",  0x1800000, 0x100000, CRC(f43321e3) SHA1(8bb4dd4a5d5400b17052d50dca9078211dc6b861) )
	ROM_LOAD16_BYTE( "0326",  0x1a00001, 0x100000, CRC(63d4ccea) SHA1(340fced6998a8ae6fd285d8fe666f5f1e4b6bfaf) )
	ROM_LOAD16_BYTE( "0327",  0x1a00000, 0x100000, CRC(9f4806d5) SHA1(76e9f1a47e7fa45e834fa8739528f1e3c54b14dc) )
	ROM_LOAD16_BYTE( "0328",  0x1c00001, 0x100000, CRC(a08d73e1) SHA1(25a58777f15e9550111447b47a98762fd6bb498d) )
	ROM_LOAD16_BYTE( "0329",  0x1c00000, 0x100000, CRC(eff3d2cd) SHA1(8532568b5fd91d2b738947e9cd575a4eb2a03be2) )
	ROM_LOAD16_BYTE( "0330",  0x1e00001, 0x100000, CRC(7bf6bb8f) SHA1(f34bd8a9c7f95436a1c816badc59673cd2a6969a) )
	ROM_LOAD16_BYTE( "0331",  0x1e00000, 0x100000, CRC(c6a64dad) SHA1(ee54514463ab61cbaef70da064cf5de591e5861f) )

	ROM_REGION( 0x0600, REGION_PROMS, ROMREGION_DISPOSE )
	ROM_LOAD( "0001a",  0x0000, 0x0200, CRC(a70ade3f) SHA1(f4a558b17767eed2683c768d1b441e75edcff967) )	/* microcode for growth renderer */
	ROM_LOAD( "0001b",  0x0200, 0x0200, CRC(f4768b4d) SHA1(a506fa5386ab0ea2851ff1f8474d4bfc66deaa70) )
	ROM_LOAD( "0001c",  0x0400, 0x0200, CRC(22a76ad4) SHA1(ce840c283bbd3a5f19dc8d91b19d1571eff51ff4) )
ROM_END



/*************************************
 *
 *  Driver initialization
 *
 *************************************/

static WRITE32_HANDLER( tmek_pf_w )
{
	offs_t pc = activecpu_get_pc();

	/* protected version */
	if (pc == 0x2EB3C || pc == 0x2EB48)
	{
		logerror("%06X:PFW@%06X = %08X & %08X (src=%06X)\n", activecpu_get_pc(), 0xd72000 + offset*4, data, ~mem_mask, (UINT32)activecpu_get_reg(M68K_A4) - 2);
		/* skip these writes to make more stuff visible */
		return;
	}

	/* unprotected version */
	if (pc == 0x25834 || pc == 0x25860)
		logerror("%06X:PFW@%06X = %08X & %08X (src=%06X)\n", activecpu_get_pc(), 0xd72000 + offset*4, data, ~mem_mask, (UINT32)activecpu_get_reg(M68K_A3) - 2);

	atarigen_playfield32_w(offset, data, mem_mask);
}

static DRIVER_INIT( tmek )
{
	atarigen_eeprom_default = NULL;
	atarigt_is_primrage = 0;

	cage_init(REGION_USER1, 0x4fad);
	cage_set_irq_handler(cage_irq_callback);

	/* setup protection */
	protection_r = tmek_protection_r;
	protection_w = tmek_protection_w;

	/* temp hack */
	memory_install_write32_handler(0, ADDRESS_SPACE_PROGRAM, 0xd72000, 0xd75fff, 0, 0, tmek_pf_w);
}


static void primrage_init_common(offs_t cage_speedup)
{
	atarigen_eeprom_default = NULL;
	atarigt_is_primrage = 1;

	cage_init(REGION_USER1, cage_speedup);
	cage_set_irq_handler(cage_irq_callback);

	/* install protection */
	protection_r = primrage_protection_r;
	protection_w = primrage_protection_w;
}

static DRIVER_INIT( primrage ) { primrage_init_common(0x42f2); }
static DRIVER_INIT( primraga ) { primrage_init_common(0x48a4); }



/*************************************
 *
 *  Game driver(s)
 *
 *************************************/

GAME( 1994, tmek,     0,        atarigt,  tmek,     tmek,     ROT0, "Atari Games", "T-MEK", GAME_UNEMULATED_PROTECTION )
GAME( 1994, tmekprot, tmek,     atarigt,  tmek,     tmek,     ROT0, "Atari Games", "T-MEK (prototype)", 0 )
GAME( 1994, primrage, 0,        atarigt,  primrage, primrage, ROT0, "Atari Games", "Primal Rage (version 2.3)", GAME_UNEMULATED_PROTECTION )
GAME( 1994, primraga, primrage, atarigt,  primrage, primraga, ROT0, "Atari Games", "Primal Rage (version 2.0)", GAME_UNEMULATED_PROTECTION )
