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path: root/trunk/src/mame/drivers/gundealr.c
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Diffstat (limited to 'trunk/src/mame/drivers/gundealr.c')
-rw-r--r--trunk/src/mame/drivers/gundealr.c595
1 files changed, 595 insertions, 0 deletions
diff --git a/trunk/src/mame/drivers/gundealr.c b/trunk/src/mame/drivers/gundealr.c
new file mode 100644
index 00000000000..ef0aaa426dc
--- /dev/null
+++ b/trunk/src/mame/drivers/gundealr.c
@@ -0,0 +1,595 @@
+/***************************************************************************
+
+Gun Dealer memory map
+
+driver by Nicola Salmoria
+
+Yam! Yam!? runs on the same hardware but has a protection device which can
+ access RAM at e000. Program writes to e000 and expects a value back
+ at e001, then jumps to subroutines at e010 and e020. Also, the
+ player and coin inputs appear magically at e004-e006.
+
+0000-7fff ROM
+8000-bfff ROM (banked)
+c400-c7ff palette RAM
+c800-cfff background video RAM
+d000-dfff foreground (scrollable) video RAM.
+e000-ffff work RAM
+
+read:
+c000 DSW0
+c001 DSW1
+c004 COIN (Gun Dealer only)
+c005 IN1 (Gun Dealer only)
+c006 IN0 (Gun Dealer only)
+
+write:
+c010-c011 foreground scroll x lo-hi (Yam Yam)
+c012-c013 foreground scroll y lo-hi (Yam Yam)
+c014 flip screen
+c015 Yam Yam only, maybe reset protection device
+c016 ROM bank selector
+c020-c021 foreground scroll x hi-lo (Gun Dealer)
+c022-c023 foreground scroll y hi-lo (Gun Dealer)
+
+I/O:
+read:
+01 YM2203 read
+
+write:
+00 YM2203 control
+01 YM2203 write
+
+Interrupts:
+Runs in interrupt mode 0, the interrupt vectors are 0xcf (RST 08h) and
+0xd7 (RST 10h)
+
+***************************************************************************/
+
+#include "emu.h"
+#include "cpu/z80/z80.h"
+#include "sound/2203intf.h"
+#include "includes/gundealr.h"
+
+static WRITE8_HANDLER( yamyam_bankswitch_w )
+{
+ memory_set_bank(space->machine(), "bank1", data & 0x07);
+}
+
+
+
+static ADDRESS_MAP_START( main_map, AS_PROGRAM, 8 )
+ AM_RANGE(0x0000, 0x7fff) AM_ROM
+ AM_RANGE(0x8000, 0xbfff) AM_ROMBANK("bank1")
+ AM_RANGE(0xc000, 0xc000) AM_READ_PORT("DSW0")
+ AM_RANGE(0xc001, 0xc001) AM_READ_PORT("DSW1")
+ AM_RANGE(0xc004, 0xc004) AM_READ_PORT("IN0")
+ AM_RANGE(0xc005, 0xc005) AM_READ_PORT("IN1")
+ AM_RANGE(0xc006, 0xc006) AM_READ_PORT("IN2")
+ AM_RANGE(0xc010, 0xc013) AM_WRITE(yamyam_fg_scroll_w) /* Yam Yam only */
+ AM_RANGE(0xc014, 0xc014) AM_WRITE(gundealr_flipscreen_w)
+ AM_RANGE(0xc016, 0xc016) AM_WRITE(yamyam_bankswitch_w)
+ AM_RANGE(0xc020, 0xc023) AM_WRITE(gundealr_fg_scroll_w) /* Gun Dealer only */
+ AM_RANGE(0xc400, 0xc7ff) AM_RAM_WRITE(gundealr_paletteram_w) AM_BASE_MEMBER(gundealr_state, m_paletteram)
+ AM_RANGE(0xc800, 0xcfff) AM_RAM_WRITE(gundealr_bg_videoram_w) AM_BASE_MEMBER(gundealr_state, m_bg_videoram)
+ AM_RANGE(0xd000, 0xdfff) AM_RAM_WRITE(gundealr_fg_videoram_w) AM_BASE_MEMBER(gundealr_state, m_fg_videoram)
+ AM_RANGE(0xe000, 0xffff) AM_RAM AM_BASE_MEMBER(gundealr_state, m_rambase)
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( main_portmap, AS_IO, 8 )
+ ADDRESS_MAP_GLOBAL_MASK(0xff)
+ AM_RANGE(0x00, 0x01) AM_DEVREADWRITE("ymsnd", ym2203_r, ym2203_w)
+ADDRESS_MAP_END
+
+
+
+static INPUT_PORTS_START( gundealr )
+ PORT_START("DSW0")
+ PORT_DIPNAME( 0x01, 0x01, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW1:8") /* Listed in the manual as always OFF */
+ PORT_DIPSETTING( 0x01, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x02, 0x02, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW1:7") /* Listed in the manual as always OFF */
+ PORT_DIPSETTING( 0x02, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW1:6,5")
+ PORT_DIPSETTING( 0x0c, DEF_STR( Easy ) )
+ PORT_DIPSETTING( 0x08, DEF_STR( Medium ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( Hard ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Hardest ) )
+ PORT_DIPNAME( 0x10, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW1:4") /* Listed in the manual as always OFF */
+ PORT_DIPSETTING( 0x10, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW1:3") /* Listed in the manual as always OFF */
+ PORT_DIPSETTING( 0x20, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x40, 0x00, DEF_STR( Cabinet ) ) PORT_DIPLOCATION("SW1:2")
+ PORT_DIPSETTING( 0x00, DEF_STR( Upright ) )
+ PORT_DIPSETTING( 0x40, DEF_STR( Cocktail ) )
+ PORT_DIPNAME( 0x80, 0x00, DEF_STR( Flip_Screen ) ) PORT_DIPLOCATION("SW1:1")
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x80, DEF_STR( On ) )
+
+ PORT_START("DSW1")
+ PORT_DIPNAME( 0x07, 0x07, DEF_STR( Coin_A ) ) PORT_DIPLOCATION("SW2:8,7,6")
+ PORT_DIPSETTING( 0x00, DEF_STR( 5C_1C ) )
+ PORT_DIPSETTING( 0x01, DEF_STR( 4C_1C ) )
+ PORT_DIPSETTING( 0x02, DEF_STR( 3C_1C ) )
+ PORT_DIPSETTING( 0x03, DEF_STR( 2C_1C ) )
+ PORT_DIPSETTING( 0x07, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x06, DEF_STR( 1C_2C ) )
+ PORT_DIPSETTING( 0x05, DEF_STR( 1C_3C ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( 1C_4C ) )
+ PORT_DIPNAME( 0x38, 0x38, DEF_STR( Coin_B ) ) PORT_DIPLOCATION("SW2:5,4,3")
+ PORT_DIPSETTING( 0x00, DEF_STR( 5C_1C ) )
+ PORT_DIPSETTING( 0x08, DEF_STR( 4C_1C ) )
+ PORT_DIPSETTING( 0x10, DEF_STR( 3C_1C ) )
+ PORT_DIPSETTING( 0x18, DEF_STR( 2C_1C ) )
+ PORT_DIPSETTING( 0x38, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x30, DEF_STR( 1C_2C ) )
+ PORT_DIPSETTING( 0x28, DEF_STR( 1C_3C ) )
+ PORT_DIPSETTING( 0x20, DEF_STR( 1C_4C ) )
+ PORT_DIPNAME( 0xc0, 0xc0, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW2:2,1") /* Both switch 1 & 2 are listed in the manual as always OFF */
+ PORT_DIPSETTING( 0x00, "0" )
+ PORT_DIPSETTING( 0x40, "1" )
+ PORT_DIPSETTING( 0x80, "2" )
+ PORT_DIPSETTING( 0xc0, "3" )
+
+ PORT_START("IN0")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 )
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 )
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_SERVICE1 )
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START1 )
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_START2 )
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )
+
+ PORT_START("IN1")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_PLAYER(2)
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_4WAY PORT_PLAYER(2)
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_4WAY PORT_PLAYER(2)
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_4WAY PORT_PLAYER(2)
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2)
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* probably unused */
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* probably unused */
+
+ PORT_START("IN2")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_PLAYER(1)
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_4WAY PORT_PLAYER(1)
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_4WAY PORT_PLAYER(1)
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_4WAY PORT_PLAYER(1)
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1)
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1)
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* probably unused */
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* probably unused */
+INPUT_PORTS_END
+
+static INPUT_PORTS_START( gundealt )
+ PORT_START("DSW0")
+ PORT_DIPNAME( 0x01, 0x01, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x01, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x02, 0x02, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x02, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Difficulty ) )
+ PORT_DIPSETTING( 0x0c, DEF_STR( Easy ) )
+ PORT_DIPSETTING( 0x08, DEF_STR( Medium ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( Hard ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Hardest ) )
+ PORT_DIPNAME( 0x10, 0x00, DEF_STR( Demo_Sounds ) )
+ PORT_DIPSETTING( 0x10, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x20, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x40, 0x00, DEF_STR( Cabinet ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Upright ) )
+ PORT_DIPSETTING( 0x40, DEF_STR( Cocktail ) )
+ PORT_DIPNAME( 0x80, 0x00, DEF_STR( Flip_Screen ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x80, DEF_STR( On ) )
+
+ PORT_START("DSW1")
+ PORT_DIPNAME( 0x07, 0x07, DEF_STR( Coin_A ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( 5C_1C ) )
+ PORT_DIPSETTING( 0x01, DEF_STR( 4C_1C ) )
+ PORT_DIPSETTING( 0x02, DEF_STR( 3C_1C ) )
+ PORT_DIPSETTING( 0x03, DEF_STR( 2C_1C ) )
+ PORT_DIPSETTING( 0x07, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x06, DEF_STR( 1C_2C ) )
+ PORT_DIPSETTING( 0x05, DEF_STR( 1C_3C ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( 1C_4C ) )
+ PORT_DIPNAME( 0x38, 0x38, DEF_STR( Coin_B ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( 5C_1C ) )
+ PORT_DIPSETTING( 0x08, DEF_STR( 4C_1C ) )
+ PORT_DIPSETTING( 0x10, DEF_STR( 3C_1C ) )
+ PORT_DIPSETTING( 0x18, DEF_STR( 2C_1C ) )
+ PORT_DIPSETTING( 0x38, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x30, DEF_STR( 1C_2C ) )
+ PORT_DIPSETTING( 0x28, DEF_STR( 1C_3C ) )
+ PORT_DIPSETTING( 0x20, DEF_STR( 1C_4C ) )
+ PORT_DIPNAME( 0xc0, 0xc0, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x00, "0" )
+ PORT_DIPSETTING( 0x40, "1" )
+ PORT_DIPSETTING( 0x80, "2" )
+ PORT_DIPSETTING( 0xc0, "3" )
+
+ PORT_START("IN0")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_PLAYER(1)
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_4WAY PORT_PLAYER(1)
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_4WAY PORT_PLAYER(1)
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_4WAY PORT_PLAYER(1)
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1)
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1)
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* probably unused */
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* probably unused */
+
+ PORT_START("IN1")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_PLAYER(2)
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_4WAY PORT_PLAYER(2)
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_4WAY PORT_PLAYER(2)
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_4WAY PORT_PLAYER(2)
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2)
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* probably unused */
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* probably unused */
+
+ PORT_START("IN2")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 )
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 )
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_SERVICE1 )
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START1 )
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_START2 )
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )
+INPUT_PORTS_END
+
+static INPUT_PORTS_START( yamyam )
+ PORT_START("DSW0")
+ PORT_DIPNAME( 0x03, 0x00, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW1:1,2")
+ PORT_DIPSETTING( 0x00, "3" )
+ PORT_DIPSETTING( 0x01, "4" )
+ PORT_DIPSETTING( 0x02, "5" )
+ PORT_DIPSETTING( 0x03, "6" )
+ PORT_DIPNAME( 0x0c, 0x00, "Difficulty?" ) PORT_DIPLOCATION("SW1:3,4")
+ PORT_DIPSETTING( 0x00, "Easy?" )
+ PORT_DIPSETTING( 0x04, "Medium?" )
+ PORT_DIPSETTING( 0x08, "Hard?" )
+ PORT_DIPSETTING( 0x0c, "Hardest?" )
+ PORT_DIPNAME( 0x10, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW1:5")
+ PORT_DIPSETTING( 0x10, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW1:6")
+ PORT_DIPSETTING( 0x20, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x40, 0x40, DEF_STR( Cabinet ) ) PORT_DIPLOCATION("SW1:7")
+ PORT_DIPSETTING( 0x40, DEF_STR( Upright ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Cocktail ) )
+ PORT_DIPNAME( 0x80, 0x00, DEF_STR( Flip_Screen ) ) PORT_DIPLOCATION("SW1:8")
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x80, DEF_STR( On ) )
+
+ PORT_START("DSW1")
+ PORT_DIPNAME( 0x07, 0x00, DEF_STR( Coin_A ) ) PORT_DIPLOCATION("SW2:1,2,3")
+ PORT_DIPSETTING( 0x07, DEF_STR( 5C_1C ) )
+ PORT_DIPSETTING( 0x06, DEF_STR( 4C_1C ) )
+ PORT_DIPSETTING( 0x05, DEF_STR( 3C_1C ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( 2C_1C ) )
+/* PORT_DIPSETTING( 0x03, DEF_STR( 1C_1C ) ) */
+/* PORT_DIPSETTING( 0x02, DEF_STR( 1C_1C ) ) */
+/* PORT_DIPSETTING( 0x01, DEF_STR( 1C_1C ) ) */
+ PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) )
+ PORT_DIPNAME( 0x38, 0x00, DEF_STR( Coin_B ) ) PORT_DIPLOCATION("SW2:4,5,6")
+ PORT_DIPSETTING( 0x38, DEF_STR( 5C_1C ) )
+ PORT_DIPSETTING( 0x30, DEF_STR( 4C_1C ) )
+ PORT_DIPSETTING( 0x28, DEF_STR( 3C_1C ) )
+ PORT_DIPSETTING( 0x20, DEF_STR( 2C_1C ) )
+/* PORT_DIPSETTING( 0x18, DEF_STR( 1C_1C ) ) */
+/* PORT_DIPSETTING( 0x10, DEF_STR( 1C_1C ) ) */
+/* PORT_DIPSETTING( 0x08, DEF_STR( 1C_1C ) ) */
+ PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) )
+ PORT_DIPNAME( 0x40, 0x00, DEF_STR( Free_Play ) ) PORT_DIPLOCATION("SW2:7")
+ PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x40, DEF_STR( On ) )
+ PORT_SERVICE_DIPLOC( 0x80, IP_ACTIVE_LOW, "SW2:8" )
+
+ PORT_START("IN0")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 )
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 )
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_SERVICE1 )
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START1 )
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_START2 )
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_TILT ) /* "TEST" */
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )
+
+ PORT_START("IN1")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_PLAYER(2)
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_4WAY PORT_PLAYER(2)
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_4WAY PORT_PLAYER(2)
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_4WAY PORT_PLAYER(2)
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2)
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* probably unused */
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* probably unused */
+
+ PORT_START("IN2")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_PLAYER(1)
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_4WAY PORT_PLAYER(1)
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_4WAY PORT_PLAYER(1)
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_4WAY PORT_PLAYER(1)
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1)
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1)
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* probably unused */
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* probably unused */
+INPUT_PORTS_END
+
+
+
+static const gfx_layout charlayout =
+{
+ 8,8,
+ RGN_FRAC(1,1),
+ 4,
+ { 0, 1, 2, 3 },
+ { 0*4, 1*4, 2*4, 3*4, 4*4, 5*4, 6*4, 7*4 },
+ { 0*32, 1*32, 2*32, 3*32, 4*32, 5*32, 6*32, 7*32 },
+ 32*8
+};
+
+static const gfx_layout spritelayout =
+{
+ 16,16,
+ RGN_FRAC(1,1),
+ 4,
+ { 0, 1, 2, 3 },
+ { 0*4, 1*4, 2*4, 3*4, 4*4, 5*4, 6*4, 7*4,
+ 16*32+0*4, 16*32+1*4, 16*32+2*4, 16*32+3*4, 16*32+4*4, 16*32+5*4, 16*32+6*4, 16*32+7*4 },
+ { 0*32, 1*32, 2*32, 3*32, 4*32, 5*32, 6*32, 7*32,
+ 8*32, 9*32, 10*32, 11*32, 12*32, 13*32, 14*32, 15*32 },
+ 128*8
+};
+
+static GFXDECODE_START( gundealr )
+ GFXDECODE_ENTRY( "gfx1", 0, charlayout, 0, 16 ) /* colors 0-255 */
+ GFXDECODE_ENTRY( "gfx2", 0, spritelayout, 256, 16 ) /* colors 256-511 */
+GFXDECODE_END
+
+
+
+
+static MACHINE_START( gundealr )
+{
+ gundealr_state *state = machine.driver_data<gundealr_state>();
+ UINT8 *ROM = machine.region("maincpu")->base();
+
+ memory_configure_bank(machine, "bank1", 0, 8, &ROM[0x10000], 0x4000);
+
+ state->save_item(NAME(state->m_flipscreen));
+ state->save_item(NAME(state->m_scroll));
+}
+
+static MACHINE_RESET( gundealr )
+{
+ gundealr_state *state = machine.driver_data<gundealr_state>();
+
+ state->m_flipscreen = 0;
+ state->m_scroll[0] = 0;
+ state->m_scroll[1] = 0;
+ state->m_scroll[2] = 0;
+ state->m_scroll[3] = 0;
+}
+
+static TIMER_DEVICE_CALLBACK( gundealr_scanline )
+{
+ int scanline = param;
+
+ if(scanline == 240) // vblank-out irq
+ cputag_set_input_line_and_vector(timer.machine(), "maincpu", 0, HOLD_LINE,0xd7); /* RST 10h */
+ else if((scanline == 0) || (scanline == 120) ) //timer irq
+ cputag_set_input_line_and_vector(timer.machine(), "maincpu", 0, HOLD_LINE,0xcf); /* RST 10h */
+}
+
+static const ym2203_interface ym2203_config =
+{
+ {
+ AY8910_LEGACY_OUTPUT,
+ AY8910_DEFAULT_LOADS,
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_NULL
+ },
+ NULL
+};
+
+static MACHINE_CONFIG_START( gundealr, gundealr_state )
+
+ /* basic machine hardware */
+ MCFG_CPU_ADD("maincpu", Z80, 8000000) /* 8 MHz ??? */
+ MCFG_CPU_PROGRAM_MAP(main_map)
+ MCFG_CPU_IO_MAP(main_portmap)
+ MCFG_TIMER_ADD_SCANLINE("scantimer", gundealr_scanline, "screen", 0, 1)
+
+ MCFG_MACHINE_START(gundealr)
+ MCFG_MACHINE_RESET(gundealr)
+
+ /* video hardware */
+ MCFG_SCREEN_ADD("screen", RASTER)
+ MCFG_SCREEN_REFRESH_RATE(60)
+ MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))
+ MCFG_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16)
+ MCFG_SCREEN_SIZE(32*8, 32*8)
+ MCFG_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 2*8, 30*8-1)
+ MCFG_SCREEN_UPDATE(gundealr)
+
+ MCFG_GFXDECODE(gundealr)
+ MCFG_PALETTE_LENGTH(512)
+
+ MCFG_VIDEO_START(gundealr)
+
+ /* sound hardware */
+ MCFG_SPEAKER_STANDARD_MONO("mono")
+
+ MCFG_SOUND_ADD("ymsnd", YM2203, 1500000)
+ MCFG_SOUND_CONFIG(ym2203_config)
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
+MACHINE_CONFIG_END
+
+static TIMER_DEVICE_CALLBACK( yamyam_mcu_sim )
+{
+ gundealr_state *state = timer.machine().driver_data<gundealr_state>();
+ static const UINT8 snipped_cmd03[8] = { 0x3a, 0x00, 0xc0, 0x47, 0x3a, 0x01, 0xc0, 0xc9 };
+ static const UINT8 snipped_cmd05_1[5] = { 0xcd, 0x20, 0xe0, 0x7e, 0xc9 };
+ static const UINT8 snipped_cmd05_2[8] = { 0xc5, 0x01, 0x00, 0x00, 0x4f, 0x09, 0xc1, 0xc9 };
+
+ int i;
+
+ //logerror("e000 = %02x\n", state->m_rambase[0x000]);
+ switch(state->m_rambase[0x000])
+ {
+ case 0x03:
+ state->m_rambase[0x001] = 0x03;
+ /*
+ read dip switches
+ 3a 00 c0 ld a,($c000)
+ 47 ld b,a
+ 3a 01 c0 ld a,($c001)
+ c9 ret
+ */
+ for(i=0;i<8;i++)
+ state->m_rambase[0x010+i] = snipped_cmd03[i];
+
+ break;
+ case 0x04:
+ state->m_rambase[0x001] = 0x04;
+ break;
+ case 0x05:
+ state->m_rambase[0x001] = 0x05;
+ /*
+ add a to hl
+ c5 push bc
+ 01 00 00 ld bc,#0000
+ 4f ld c,a
+ 09 add hl,bc
+ c1 pop bc
+ c9 ret
+ */
+ for(i=0;i<8;i++)
+ state->m_rambase[0x020+i] = snipped_cmd05_2[i];
+
+ /*
+ lookup data in table
+ cd 20 e0 call #e020
+ 7e ld a,(hl)
+ c9 ret
+ */
+ for(i=0;i<5;i++)
+ state->m_rambase[0x010+i] = snipped_cmd05_1[i];
+
+ break;
+ case 0x0a:
+ state->m_rambase[0x001] = 0x08;
+ break;
+ case 0x0d:
+ state->m_rambase[0x001] = 0x07;
+ break;
+ }
+
+ state->m_rambase[0x004] = input_port_read(timer.machine(), "IN2");
+ state->m_rambase[0x005] = input_port_read(timer.machine(), "IN1");
+ state->m_rambase[0x006] = input_port_read(timer.machine(), "IN0");
+}
+
+static MACHINE_CONFIG_DERIVED( yamyam, gundealr )
+
+ MCFG_TIMER_ADD_PERIODIC("mcusim", yamyam_mcu_sim, attotime::from_hz(8000000/60)) // not real, but for simulating the MCU
+MACHINE_CONFIG_END
+
+
+/***************************************************************************
+
+ Game driver(s)
+
+***************************************************************************/
+
+ROM_START( gundealr )
+ ROM_REGION( 0x30000, "maincpu", 0 ) /* 64k for code + 128k for banks */
+ ROM_LOAD( "gundealr.1", 0x00000, 0x10000, CRC(5797e830) SHA1(54bd9fbcafdf3fff55d73ecfe26d8e8df0dd55d9) )
+ ROM_RELOAD( 0x10000, 0x10000 ) /* banked at 0x8000-0xbfff */
+
+ ROM_REGION( 0x10000, "gfx1", 0 )
+ ROM_LOAD( "3.6p", 0x00000, 0x10000, CRC(01f99de2) SHA1(2d9e9c50b0669811beb6fa53c0ff1b240fa939c7) )
+
+ ROM_REGION( 0x20000, "gfx2", 0 )
+ ROM_LOAD( "gundealr.2", 0x00000, 0x20000, CRC(7874ec41) SHA1(2d2ff013cc37ce5966aa4b6c6724234655196102) )
+ROM_END
+
+ROM_START( gundealra )
+ ROM_REGION( 0x30000, "maincpu", 0 ) /* 64k for code + 128k for banks */
+ ROM_LOAD( "gundeala.1", 0x00000, 0x10000, CRC(d87e24f1) SHA1(5ac3e20e5848b9cab2a23e083d2566bfd54502d4) )
+ ROM_RELOAD( 0x10000, 0x10000 ) /* banked at 0x8000-0xbfff */
+
+ ROM_REGION( 0x10000, "gfx1", 0 )
+ ROM_LOAD( "gundeala.3", 0x00000, 0x10000, CRC(836cf1a3) SHA1(ca57e7fc3e4497d249af963d1c8610e80ca65aa7) )
+
+ ROM_REGION( 0x20000, "gfx2", 0 )
+ ROM_LOAD( "gundeala.2", 0x00000, 0x20000, CRC(4b5fb53c) SHA1(3b73d9aeed334aece75f551f5b7f3cec0aedbfaa) )
+ROM_END
+
+ROM_START( gundealrt )
+ ROM_REGION( 0x30000, "maincpu", 0 ) /* 64k for code + 128k for banks */
+ ROM_LOAD( "1.3j", 0x00000, 0x10000, CRC(1d951292) SHA1(a8bd34dfaf31c7dc4f9e0ec1fd7d4e10c5b29a85) )
+ ROM_RELOAD( 0x10000, 0x10000 ) /* banked at 0x8000-0xbfff */
+
+ ROM_REGION( 0x10000, "gfx1", 0 )
+ ROM_LOAD( "3.6p", 0x00000, 0x10000, CRC(01f99de2) SHA1(2d9e9c50b0669811beb6fa53c0ff1b240fa939c7) )
+
+ ROM_REGION( 0x20000, "gfx2", 0 )
+ ROM_LOAD( "2.6b", 0x00000, 0x20000, CRC(508ed0d0) SHA1(ea6b2d07e2e3d4f6c2a622a73b150ee7709b28de) )
+ROM_END
+
+ROM_START( yamyam )
+ ROM_REGION( 0x30000, "maincpu", 0 ) /* 64k for code + 128k for banks */
+ ROM_LOAD( "b3.f10", 0x00000, 0x20000, CRC(96ae9088) SHA1(a605882dcdcf1e8cf8b0112f614e696d59acfd97) )
+ ROM_RELOAD( 0x10000, 0x20000 ) /* banked at 0x8000-0xbfff */
+
+ ROM_REGION( 0x10000, "mcu", 0 ) //unknown type, there must be one
+ ROM_LOAD( "mcu", 0x0000, 0x10000, NO_DUMP)
+
+ ROM_REGION( 0x10000, "gfx1", 0 )
+ ROM_LOAD( "b2.d16", 0x00000, 0x10000, CRC(cb4f84ee) SHA1(54319ecbd74b763757eb6d17c8f7be0705ab0714) )
+
+ ROM_REGION( 0x20000, "gfx2", 0 )
+ ROM_LOAD( "b1.a16", 0x00000, 0x20000, CRC(b122828d) SHA1(90994ba548893a2eacdd58351cfa3952f4af926a) )
+ROM_END
+
+/* only gfx are different, code is the same */
+ROM_START( wiseguy )
+ ROM_REGION( 0x30000, "maincpu", 0 ) /* 64k for code + 128k for banks */
+ ROM_LOAD( "b3.f10", 0x00000, 0x20000, CRC(96ae9088) SHA1(a605882dcdcf1e8cf8b0112f614e696d59acfd97) )
+ ROM_RELOAD( 0x10000, 0x20000 ) /* banked at 0x8000-0xbfff */
+
+ ROM_REGION( 0x10000, "mcu", 0 ) //unknown type, there must be one
+ ROM_LOAD( "mcu", 0x0000, 0x10000, NO_DUMP)
+
+ ROM_REGION( 0x10000, "gfx1", 0 )
+ ROM_LOAD( "wguyb2.bin", 0x00000, 0x10000, CRC(1c684c46) SHA1(041bc500e31b02a8bf3ce4683a67de998f938ccc) )
+
+ ROM_REGION( 0x20000, "gfx2", 0 )
+ ROM_LOAD( "b1.a16", 0x00000, 0x20000, CRC(b122828d) SHA1(90994ba548893a2eacdd58351cfa3952f4af926a) )
+ROM_END
+
+
+
+
+
+
+GAME( 1990, gundealr, 0, gundealr, gundealr, 0, ROT270, "Dooyong", "Gun Dealer", GAME_SUPPORTS_SAVE )
+GAME( 19??, gundealra, gundealr, gundealr, gundealr, 0, ROT270, "Dooyong", "Gun Dealer (alt card set)", GAME_SUPPORTS_SAVE )
+GAME( 1990, gundealrt, gundealr, gundealr, gundealt, 0, ROT270, "Dooyong (Tecmo license)", "Gun Dealer (Korea)", GAME_SUPPORTS_SAVE )
+GAME( 1990, yamyam, 0, yamyam, yamyam, 0, ROT0, "Dooyong", "Yam! Yam!?", GAME_SUPPORTS_SAVE )
+GAME( 1990, wiseguy, yamyam, yamyam, yamyam, 0, ROT0, "Dooyong", "Wise Guy", GAME_SUPPORTS_SAVE )