mame/src/mame/drivers/jongkyo.c
2015-02-25 18:57:15 +01:00

566 lines
18 KiB
C

/**********************************************************
Jongkyo
(c)1985 Kiwako
834-5558 JONGKYO
C2-00173
CPU: SEGA Custom 315-5084 (Z80)
Sound: AY-3-8910
OSC: 18.432MHz
ROMs:
EPR-6258 (2764)
EPR-6259 (2764)
EPR-6260 (2764)
EPR-6261 (2764)
EPR-6262 (2732)
PR-6263.6J (82S123N)
PR-6264.0H (82S123N)
PR-6265.0M (82S129N)
PR-6266.0B (82S129N)
**********************************************************/
#include "emu.h"
#include "cpu/z80/z80.h"
#include "sound/ay8910.h"
#include "machine/segacrpt.h"
#define JONGKYO_CLOCK 18432000
class jongkyo_state : public driver_device
{
public:
jongkyo_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_videoram(*this, "videoram"),
m_maincpu(*this, "maincpu") { }
/* misc */
UINT8 m_rom_bank;
UINT8 m_mux_data;
UINT8 m_flip_screen;
/* memory pointers */
required_shared_ptr<UINT8> m_videoram;
UINT8 m_videoram2[0x4000];
DECLARE_WRITE8_MEMBER(bank_select_w);
DECLARE_WRITE8_MEMBER(mux_w);
DECLARE_WRITE8_MEMBER(jongkyo_coin_counter_w);
DECLARE_WRITE8_MEMBER(videoram2_w);
DECLARE_WRITE8_MEMBER(unknown_w);
DECLARE_READ8_MEMBER(input_1p_r);
DECLARE_READ8_MEMBER(input_2p_r);
DECLARE_DRIVER_INIT(jongkyo);
virtual void machine_start();
virtual void machine_reset();
virtual void video_start();
DECLARE_PALETTE_INIT(jongkyo);
UINT32 screen_update_jongkyo(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
required_device<cpu_device> m_maincpu;
};
/*************************************
*
* Video emulation
*
*************************************/
void jongkyo_state::video_start()
{
}
UINT32 jongkyo_state::screen_update_jongkyo(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
int y;
for (y = 0; y < 256; ++y)
{
int x;
for (x = 0; x < 256; x += 4)
{
int b;
int res_x,res_y;
UINT8 data1;
UINT8 data2;
UINT8 data3;
// data3 = m_videoram2[x/4 + y*64]; // wrong
// good mahjong tiles
data3 = 0x0f; // we're missing 2 bits.. there must be another piece of video ram somewhere or we can't use all the colours (6bpp).. banked somehow?
// good girl tiles
// data3 = 0x00; // we're missing 2 bits.. there must be another piece of video ram somewhere or we can't use all the colours (6bpp).. banked somehow?
data1 = m_videoram[0x4000 + x / 4 + y * 64];
data2 = m_videoram[x / 4 + y * 64];
for (b = 0; b < 4; ++b)
{
res_x = m_flip_screen ? 255 - (x + b) : (x + b);
res_y = m_flip_screen ? 255 - y : y;
bitmap.pix16(res_y, res_x) = ((data2 & 0x01)) + ((data2 & 0x10) >> 3) +
((data1 & 0x01) << 2) + ((data1 & 0x10) >> 1) +
((data3 & 0x01) << 4) + ((data3 & 0x10) << 1);
data1 >>= 1;
data2 >>= 1;
data3 >>= 1;
}
}
}
return 0;
}
/*************************************
*
* Memory handlers
*
*************************************/
WRITE8_MEMBER(jongkyo_state::bank_select_w)
{
int mask = 1 << (offset >> 1);
m_rom_bank &= ~mask;
if (offset & 1)
m_rom_bank |= mask;
membank("bank1")->set_entry(m_rom_bank);
}
WRITE8_MEMBER(jongkyo_state::mux_w)
{
m_mux_data = ~data;
// printf("%02x\n", m_mux_data);
}
WRITE8_MEMBER(jongkyo_state::jongkyo_coin_counter_w)
{
/* bit 0 = hopper out? */
/* bit 1 = coin counter */
coin_counter_w(machine(), 0, data & 2);
/* bit 2 always set? */
m_flip_screen = (data & 4) >> 2;
}
READ8_MEMBER(jongkyo_state::input_1p_r)
{
UINT8 cr_clear = ioport("CR_CLEAR")->read();
switch (m_mux_data)
{
case 0x01: return ioport("PL1_1")->read() | cr_clear;
case 0x02: return ioport("PL1_2")->read() | cr_clear;
case 0x04: return ioport("PL1_3")->read() | cr_clear;
case 0x08: return ioport("PL1_4")->read() | cr_clear;
case 0x10: return ioport("PL1_5")->read() | cr_clear;
case 0x20: return ioport("PL1_6")->read() | cr_clear;
}
// printf("%04x\n", m_mux_data);
return (ioport("PL1_1")->read() & ioport("PL1_2")->read() & ioport("PL1_3")->read() &
ioport("PL1_4")->read() & ioport("PL1_5")->read() & ioport("PL1_6")->read()) | cr_clear;
}
READ8_MEMBER(jongkyo_state::input_2p_r)
{
UINT8 coin_port = ioport("COINS")->read();
switch (m_mux_data)
{
case 0x01: return ioport("PL2_1")->read() | coin_port;
case 0x02: return ioport("PL2_2")->read() | coin_port;
case 0x04: return ioport("PL2_3")->read() | coin_port;
case 0x08: return ioport("PL2_4")->read() | coin_port;
case 0x10: return ioport("PL2_5")->read() | coin_port;
case 0x20: return ioport("PL2_6")->read() | coin_port;
}
// printf("%04x\n", m_mux_data);
return (ioport("PL2_1")->read() & ioport("PL2_2")->read() & ioport("PL2_3")->read() &
ioport("PL2_4")->read() & ioport("PL2_5")->read() & ioport("PL2_6")->read()) | coin_port;
}
WRITE8_MEMBER(jongkyo_state::videoram2_w)
{
m_videoram2[offset] = data;
}
WRITE8_MEMBER(jongkyo_state::unknown_w)
{
switch (offset)
{
case 0: // different values
break;
case 1: // set to 0 at the boot and set to 1 continuesly
break;
case 2: // only set to 0 at the boot
break;
case 3: // not used
break;
case 4: // set to 1 before the girl drawing (probably is the palette selector, not sure how to restore the old palette)
break;
case 5: // only set to 0 at the boot
break;
case 6: // different values
break;
case 7: // 07 and 08 are like a counter: every write in 08 is a incremented value (from 00 to ff)
break;
case 8: // when this value is 0xff the next value is 00 and port 07 is incremented (from 00 to ff)
break;
case 9: // different values
break;
}
}
/*************************************
*
* Address maps
*
*************************************/
static ADDRESS_MAP_START( jongkyo_memmap, AS_PROGRAM, 8, jongkyo_state )
AM_RANGE(0x0000, 0x3fff) AM_ROM AM_WRITE(videoram2_w) // wrong, this doesn't seem to be video ram on write..
AM_RANGE(0x4000, 0x6bff) AM_ROM // fixed rom
AM_RANGE(0x6c00, 0x6fff) AM_ROMBANK("bank1") // banked (8 banks)
AM_RANGE(0x7000, 0x77ff) AM_RAM
AM_RANGE(0x8000, 0xffff) AM_RAM AM_SHARE("videoram")
ADDRESS_MAP_END
static ADDRESS_MAP_START( jongkyo_portmap, AS_IO, 8, jongkyo_state )
ADDRESS_MAP_GLOBAL_MASK(0xff)
// R 01 keyboard
AM_RANGE(0x01, 0x01) AM_DEVREAD("aysnd", ay8910_device, data_r)
AM_RANGE(0x02, 0x03) AM_DEVWRITE("aysnd", ay8910_device, data_address_w)
AM_RANGE(0x10, 0x10) AM_READ_PORT("DSW") AM_WRITE(jongkyo_coin_counter_w)
AM_RANGE(0x11, 0x11) AM_READ_PORT("IN0") AM_WRITE(mux_w)
// W 11 select keyboard row (fe fd fb f7)
AM_RANGE(0x40, 0x40) AM_READNOP // unknown, if (A & 0xf) == 0x0a then a bit 0 write to 0x7520 doesn't occur
AM_RANGE(0x40, 0x45) AM_WRITE(bank_select_w)
AM_RANGE(0x46, 0x4f) AM_WRITE(unknown_w)
ADDRESS_MAP_END
/*************************************
*
* Input ports
*
-------------------------------------------------------------
Jongkyo ?1985 Kiwako
DIPSW | |1 2 3 4 |5 |6 |7 |8
-------------------------------------------------------------
Payout rate |50% |on on on on | | | |
|53% |off on on on | | | |
|56% |on off on on | | | |
|59% |off off on on | | | |
|62% |on on off on | | | |
|65% |off on off on | | | |
|68% |on off off on | | | |
|71% |off off off on | | | |
|75% |on on on off | | | |
|78% |off on on off | | | |
|81% |on off on off | | | |
|84% |off off on off | | | |
|87% |on on off off | | | |
|90% |off on off off | | | |
|93% |on off off off | | | |
|96% |off off off off | | | |
-------------------------------------------------------------
Start chance |Yes | |on | | |
|No | |off | | |
-------------------------------------------------------------
Bet up |Yes | | |on | |
|No | | |off | |
-------------------------------------------------------------
Last chance |5 | | | |on |
|1 | | | |off |
-------------------------------------------------------------
Bonus credit |50 | | | | |on
|10 | | | | |off
-------------------------------------------------------------
*************************************/
static INPUT_PORTS_START( jongkyo )
PORT_START("CR_CLEAR")
PORT_DIPNAME( 0x40, 0x40, "Credit Clear-1" )//button
PORT_DIPSETTING( 0x40, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x80, 0x80, "Credit Clear-2" )//button
PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_START("COINS")
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_COIN1 ) //player-1 side
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_COIN2 ) //player-2 side
PORT_START("PL1_1")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_MAHJONG_A )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_MAHJONG_E )
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_MAHJONG_I )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_MAHJONG_M )
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_MAHJONG_KAN )
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_START1 )
PORT_START("PL1_2")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_MAHJONG_B )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_MAHJONG_F )
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_MAHJONG_J )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_MAHJONG_N )
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_MAHJONG_REACH )
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_MAHJONG_BET ) PORT_CODE(KEYCODE_3)//rate button
PORT_START("PL1_3")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_MAHJONG_C )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_MAHJONG_G )
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_MAHJONG_K )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_MAHJONG_CHI )
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_MAHJONG_RON )
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) //another D button
PORT_START("PL1_4")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_MAHJONG_D )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_MAHJONG_H )
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_MAHJONG_L )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_MAHJONG_PON )
PORT_BIT( 0x30, IP_ACTIVE_LOW, IPT_UNUSED ) //another opt 1 button
PORT_START("PL1_5")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_MAHJONG_LAST_CHANCE )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("1P Option 1")
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("1P Option 2")
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_MAHJONG_FLIP_FLOP )
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("1P Option 3")
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("1P Option 4")
PORT_START("PL1_6")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("1P Pass") //???
PORT_BIT( 0x3c, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("PL2_1")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_MAHJONG_A ) PORT_PLAYER(2)
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_MAHJONG_E ) PORT_PLAYER(2)
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_MAHJONG_I ) PORT_PLAYER(2)
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_MAHJONG_M ) PORT_PLAYER(2)
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_MAHJONG_KAN ) PORT_PLAYER(2)
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_START2 )
PORT_START("PL2_2")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_MAHJONG_B ) PORT_PLAYER(2)
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_MAHJONG_F ) PORT_PLAYER(2)
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_MAHJONG_J ) PORT_PLAYER(2)
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_MAHJONG_N ) PORT_PLAYER(2)
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_MAHJONG_REACH ) PORT_PLAYER(2)
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_MAHJONG_BET ) PORT_CODE(KEYCODE_4) PORT_PLAYER(2)//rate button
PORT_START("PL2_3")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_MAHJONG_C ) PORT_PLAYER(2)
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_MAHJONG_G ) PORT_PLAYER(2)
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_MAHJONG_K ) PORT_PLAYER(2)
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_MAHJONG_CHI ) PORT_PLAYER(2)
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_MAHJONG_RON ) PORT_PLAYER(2)
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) //another D button
PORT_START("PL2_4")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_MAHJONG_D ) PORT_PLAYER(2)
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_MAHJONG_H ) PORT_PLAYER(2)
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_MAHJONG_L ) PORT_PLAYER(2)
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_MAHJONG_PON ) PORT_PLAYER(2)
PORT_BIT( 0x30, IP_ACTIVE_LOW, IPT_UNUSED ) //another opt 1 button
PORT_START("PL2_5")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_MAHJONG_LAST_CHANCE ) PORT_PLAYER(2)
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("2P Option 1") PORT_PLAYER(2)
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("2P Option 2") PORT_PLAYER(2)
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_MAHJONG_FLIP_FLOP ) PORT_PLAYER(2)
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("2P Option 3") PORT_PLAYER(2)
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("2P Option 4") PORT_PLAYER(2)
PORT_START("PL2_6")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("2P Pass") PORT_PLAYER(2) //???
PORT_BIT( 0x3c, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("IN0")
PORT_DIPNAME( 0x01, 0x00, "Note" )
PORT_DIPSETTING( 0x00, DEF_STR( No ) )
PORT_DIPSETTING( 0x01, DEF_STR( Yes ) )
PORT_DIPNAME( 0x02, 0x00, "Memory Reset" )
PORT_DIPSETTING( 0x00, DEF_STR( No ) )
PORT_DIPSETTING( 0x02, DEF_STR( Yes ) )
PORT_DIPNAME( 0x04, 0x00, "Analyzer" )
PORT_DIPSETTING( 0x00, DEF_STR( No ) )
PORT_DIPSETTING( 0x04, DEF_STR( Yes ) )
PORT_SERVICE( 0x08, IP_ACTIVE_HIGH )
PORT_BIT( 0xf0, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_START("DSW")
PORT_DIPNAME( 0x0f, 0x0f, "Payout Rate" ) PORT_DIPLOCATION("SW:1,2,3,4")
PORT_DIPSETTING( 0x00, "50%" )
PORT_DIPSETTING( 0x01, "53%" )
PORT_DIPSETTING( 0x02, "56%" )
PORT_DIPSETTING( 0x03, "59%" )
PORT_DIPSETTING( 0x04, "62%" )
PORT_DIPSETTING( 0x05, "65%" )
PORT_DIPSETTING( 0x06, "68%" )
PORT_DIPSETTING( 0x07, "71%" )
PORT_DIPSETTING( 0x08, "75%" )
PORT_DIPSETTING( 0x09, "78%" )
PORT_DIPSETTING( 0x0a, "81%" )
PORT_DIPSETTING( 0x0b, "84$" )
PORT_DIPSETTING( 0x0c, "87%" )
PORT_DIPSETTING( 0x0d, "90%" )
PORT_DIPSETTING( 0x0e, "93%" )
PORT_DIPSETTING( 0x0f, "96%" )
PORT_DIPNAME( 0x10, 0x10, "Start Chance" ) PORT_DIPLOCATION("SW:5")
PORT_DIPSETTING( 0x10, DEF_STR( No ) )
PORT_DIPSETTING( 0x00, DEF_STR( Yes ) )
PORT_DIPNAME( 0x20, 0x20, "Bet Up" ) PORT_DIPLOCATION("SW:6")
PORT_DIPSETTING( 0x20, DEF_STR( No ) )
PORT_DIPSETTING( 0x00, DEF_STR( Yes ) )
PORT_DIPNAME( 0x40, 0x40, "Last Chance" ) PORT_DIPLOCATION("SW:7")
PORT_DIPSETTING( 0x40, "1" )
PORT_DIPSETTING( 0x00, "5" )
PORT_DIPNAME( 0x80, 0x80, "Bonus Credit" ) PORT_DIPLOCATION("SW:8")
PORT_DIPSETTING( 0x80, "10" )
PORT_DIPSETTING( 0x00, "50" )
INPUT_PORTS_END
/*************************************
*
* Palette initialization and
* graphics definitions
*
*************************************/
PALETTE_INIT_MEMBER(jongkyo_state, jongkyo)
{
int i;
UINT8* proms = memregion("proms")->base();
for (i = 0; i < 0x40; i++)
{
int data = proms[i];
int r = (data >> 0) & 0x07;
int g = (data >> 3) & 0x07;
int b = (data >> 6) & 0x03;
palette.set_pen_color(i, r << 5, g << 5, b << 6 );
}
}
/*************************************
*
* Machine driver
*
*************************************/
void jongkyo_state::machine_start()
{
save_item(NAME(m_videoram2));
save_item(NAME(m_rom_bank));
save_item(NAME(m_mux_data));
save_item(NAME(m_flip_screen));
}
void jongkyo_state::machine_reset()
{
m_rom_bank = 0;
m_mux_data = 0;
m_flip_screen = 1;
}
static MACHINE_CONFIG_START( jongkyo, jongkyo_state )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", Z80,JONGKYO_CLOCK/4)
MCFG_CPU_PROGRAM_MAP(jongkyo_memmap)
MCFG_CPU_IO_MAP(jongkyo_portmap)
MCFG_CPU_VBLANK_INT_DRIVER("screen", jongkyo_state, irq0_line_hold)
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE(60)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))
MCFG_SCREEN_SIZE(256, 256)
MCFG_SCREEN_VISIBLE_AREA(0, 256-1, 8, 256-8-1)
MCFG_SCREEN_UPDATE_DRIVER(jongkyo_state, screen_update_jongkyo)
MCFG_SCREEN_PALETTE("palette")
MCFG_PALETTE_ADD("palette", 0x100)
MCFG_PALETTE_INIT_OWNER(jongkyo_state, jongkyo)
MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_SOUND_ADD("aysnd", AY8910, JONGKYO_CLOCK/8)
MCFG_AY8910_PORT_A_READ_CB(READ8(jongkyo_state, input_1p_r))
MCFG_AY8910_PORT_B_READ_CB(READ8(jongkyo_state, input_2p_r))
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.33)
MACHINE_CONFIG_END
/*************************************
*
* ROM definition
*
*************************************/
ROM_START( jongkyo )
ROM_REGION( 0x9000, "maincpu", 0 )
ROM_LOAD( "epr-6258", 0x00000, 0x02000, CRC(fb8b7bcc) SHA1(8ece7c2c82c237b4b51829d412b2109b96ccd0e7) )
ROM_LOAD( "epr-6259", 0x02000, 0x02000, CRC(e46cde5d) SHA1(1cbe1677cfb3fa9f76ad90d5b1446ce9cefee6b7) )
ROM_LOAD( "epr-6260", 0x04000, 0x02000, CRC(369a5365) SHA1(037a2971a59ab339595b333cbdfd4cbb104de2be) )
ROM_LOAD( "epr-6262", 0x06000, 0x01000, CRC(ecf50f34) SHA1(ecfa1a9360d8fbcbed457d46e53bae77f6d78c1d) )
ROM_LOAD( "epr-6261", 0x07000, 0x02000, CRC(9c475ae1) SHA1(b993c2636dafed9f80fa87e71921c3c85c039e45) ) // banked at 6c00-6fff
ROM_REGION( 0x300, "proms", 0 )
/* colours */
ROM_LOAD( "pr-6263.6j", 0x00000, 0x00020, CRC(468134d9) SHA1(bb633929df17e448882ee80613fc1dfac3c35d7a) )
ROM_LOAD( "pr-6264.0h", 0x00020, 0x00020, CRC(46014727) SHA1(eec451f292ee319fa6bfbbf223aaa12b231692c1) )
/* unknown purpose */
ROM_LOAD( "pr-6265.0m", 0x00100, 0x00100, CRC(f09d3c4c) SHA1(a9e752d75e7f3ebd05add4ccf2f9f15d8f9a8d15) )
ROM_LOAD( "pr-6266.0b", 0x00200, 0x00100, CRC(86aeafd1) SHA1(c4e5c56ce5baf2be3962675ae333e28bd8108a00) )
ROM_END
/*************************************
*
* Driver initialization
*
*************************************/
DRIVER_INIT_MEMBER(jongkyo_state,jongkyo)
{
int i;
UINT8 *rom = memregion("maincpu")->base();
/* first of all, do a simple bitswap */
for (i = 0x6000; i < 0x9000; ++i)
{
rom[i] = BITSWAP8(rom[i], 7,6,5,3,4,2,1,0);
}
/* then do the standard Sega decryption */
jongkyo_decode(machine(), "maincpu");
}
/*************************************
*
* Game driver
*
*************************************/
GAME( 1985, jongkyo, 0, jongkyo, jongkyo, jongkyo_state, jongkyo, ROT0, "Kiwako", "Jongkyo", GAME_WRONG_COLORS | GAME_SUPPORTS_SAVE )