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Viewing changes to src/mame/drivers/tgtpanic.c

  • Committer: Bazaar Package Importer
  • Author(s): Cesare Falco
  • Date: 2009-11-03 17:10:15 UTC
  • mfrom: (1.1.5 upstream)
  • Revision ID: james.westby@ubuntu.com-20091103171015-6hop4ory5lxnumpn
Tags: 0.135-0ubuntu1
https://launchpad.net/bugs/403212
* New upstream release - Closes (LP: #403212)
* debian/watch: unstable releases are no longer detected
* mame.ini: added the cheat subdirectories to cheatpath so zipped
  cheatfiles will be searched too
* renamed crsshair subdirectory to crosshair to reflect upstream change
* mame.ini: renamed references to crosshair subdirectory (see above)

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src/mame/drivers/tgtpanic.c
 
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/***************************************************************************
 
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    Konami Target Panic (cabinet test PCB)
 
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    driver by Phil Bennett
 
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    TODO: Determine correct clock frequencies, fix 'stuck' inputs in
 
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    test mode
 
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***************************************************************************/
 
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#include "driver.h"
 
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#include "cpu/z80/z80.h"
 
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static UINT8 *ram;
 
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static UINT8 color;
 
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/*************************************
 
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 *
 
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 *  Video hardware
 
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 *
 
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 *************************************/
 
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static VIDEO_UPDATE( tgtpanic )
 
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{
 
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        UINT32 colors[4];
 
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        UINT32 offs;
 
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        UINT32 x, y;
 
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        colors[0] = 0;
 
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        colors[1] = 0xffffffff;
 
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        colors[2] = MAKE_RGB(pal1bit(color >> 2), pal1bit(color >> 1), pal1bit(color >> 0));
 
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        colors[3] = MAKE_RGB(pal1bit(color >> 6), pal1bit(color >> 5), pal1bit(color >> 4));
 
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        for (offs = 0; offs < 0x2000; ++offs)
 
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        {
 
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                UINT8 val = ram[offs];
 
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                y = (offs & 0x7f) << 1;
 
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                x = (offs >> 7) << 2;
 
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                /* I'm guessing the hardware doubles lines */
 
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                *BITMAP_ADDR32(bitmap, y + 0, x + 0) = colors[val & 3];
 
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                *BITMAP_ADDR32(bitmap, y + 1, x + 0) = colors[val & 3];
 
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                val >>= 2;
 
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                *BITMAP_ADDR32(bitmap, y + 0, x + 1) = colors[val & 3];
 
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                *BITMAP_ADDR32(bitmap, y + 1, x + 1) = colors[val & 3];
 
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                val >>= 2;
 
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                *BITMAP_ADDR32(bitmap, y + 0, x + 2) = colors[val & 3];
 
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                *BITMAP_ADDR32(bitmap, y + 1, x + 2) = colors[val & 3];
 
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                val >>= 2;
 
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                *BITMAP_ADDR32(bitmap, y + 0, x + 3) = colors[val & 3];
 
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                *BITMAP_ADDR32(bitmap, y + 1, x + 3) = colors[val & 3];
 
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        }
 
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        return 0;
 
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}
 
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static WRITE8_HANDLER( color_w )
 
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{
 
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        video_screen_update_partial(space->machine->primary_screen, video_screen_get_vpos(space->machine->primary_screen));
 
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        color = data;
 
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}
 
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/*************************************
 
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 *
 
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 *  Address maps
 
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 *
 
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 *************************************/
 
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static ADDRESS_MAP_START( prg_map, ADDRESS_SPACE_PROGRAM, 8 )
 
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        AM_RANGE(0x0000, 0x7fff) AM_ROM
 
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        AM_RANGE(0x8000, 0xbfff) AM_RAM AM_BASE(&ram)
 
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ADDRESS_MAP_END
 
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static ADDRESS_MAP_START( io_map, ADDRESS_SPACE_IO, 8 )
 
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        ADDRESS_MAP_GLOBAL_MASK(0xff)
 
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        AM_RANGE(0x00, 0x00) AM_READ_PORT("IN0") AM_WRITE(color_w)
 
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        AM_RANGE(0x01, 0x01) AM_READ_PORT("IN1")
 
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ADDRESS_MAP_END
 
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/*************************************
 
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 *
 
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 *  Inputs
 
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 *
 
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 *************************************/
 
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static INPUT_PORTS_START( tgtpanic )
 
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        PORT_START("IN0")
 
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        PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP )
 
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        PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN )
 
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        PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT )
 
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        PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT )
 
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        PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED )
 
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        PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED )
 
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        PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED )
 
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        PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED )
 
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        PORT_START("IN1")
 
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        PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON1 )
 
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        PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_SERVICE )
 
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        PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_START1 )
 
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        PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_COIN1 )
 
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        PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED )
 
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        PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED )
 
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        PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED )
 
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        PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED )
 
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INPUT_PORTS_END
 
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/*************************************
 
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 *
 
116
 *  Machine driver
 
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 *
 
118
 *************************************/
 
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static MACHINE_DRIVER_START( tgtpanic )
 
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        /* basic machine hardware */
 
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        MDRV_CPU_ADD("cpu", Z80, XTAL_4MHz)
 
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        MDRV_CPU_PROGRAM_MAP(prg_map)
 
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        MDRV_CPU_IO_MAP(io_map)
 
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        MDRV_CPU_PERIODIC_INT(irq0_line_hold, 20) /* Unverified */
 
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        /* video hardware */
 
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        MDRV_VIDEO_UPDATE(tgtpanic)
 
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        MDRV_SCREEN_ADD("screen", RASTER)
 
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        MDRV_SCREEN_REFRESH_RATE(60) /* Unverified */
 
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        MDRV_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* Unverified */
 
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        MDRV_SCREEN_FORMAT(BITMAP_FORMAT_RGB32)
 
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        MDRV_SCREEN_SIZE(256, 256)
 
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        MDRV_SCREEN_VISIBLE_AREA(0, 192 - 1, 0, 192 - 1)
 
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MACHINE_DRIVER_END
 
138
 
 
139
 
 
140
 /*************************************
 
141
 *
 
142
 *  ROM definition
 
143
 *
 
144
 *************************************/
 
145
 
 
146
ROM_START( tgtpanic )
 
147
        ROM_REGION( 0x10000, "cpu", 0 )
 
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        ROM_LOAD( "601_ja_a01.13e", 0x0000, 0x8000, CRC(ece71952) SHA1(0f9cbd8adac2b1950bc608d51f0f122399c8f00f) )
 
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ROM_END
 
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/*************************************
 
153
 *
 
154
 *  Game driver
 
155
 *
 
156
 *************************************/
 
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GAME( 1996, tgtpanic, 0, tgtpanic, tgtpanic, 0, ROT0, "Konami", "Target Panic", GAME_NO_SOUND )