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small update

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This commit is contained in:
Michaël Banaan Ananas 2012-03-13 19:32:22 +00:00
parent b4cf60c026
commit 44ba117298
1 changed files with 12 additions and 6 deletions
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18
src/mame/drivers/galaxia.c
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@ -1,4 +1,4 @@
/* Galxaia
/* Galaxia
Galaxia by Zaccaria (1979)
@ -21,6 +21,8 @@ TS 2008.08.12:
- fixed rom loading
- added preliminary video emulation
HW seems to have many similarities with quasar.c / cvs.c
*/
#include "emu.h"
@ -147,7 +149,7 @@ static READ8_HANDLER(galaxia_collision_clear)
static ADDRESS_MAP_START( mem_map, AS_PROGRAM, 8 )
AM_RANGE(0x0000, 0x13ff) AM_ROM
AM_RANGE(0x1400, 0x14ff) AM_MIRROR(0x6000) AM_RAM
AM_RANGE(0x1400, 0x14ff) AM_MIRROR(0x6000) AM_RAM // bullet ram?
AM_RANGE(0x1500, 0x15ff) AM_MIRROR(0x6000) AM_DEVREADWRITE("s2636_0", s2636_work_ram_r, s2636_work_ram_w)
AM_RANGE(0x1600, 0x16ff) AM_MIRROR(0x6000) AM_DEVREADWRITE("s2636_1", s2636_work_ram_r, s2636_work_ram_w)
AM_RANGE(0x1700, 0x17ff) AM_MIRROR(0x6000) AM_DEVREADWRITE("s2636_2", s2636_work_ram_r, s2636_work_ram_w)
@ -158,13 +160,14 @@ static ADDRESS_MAP_START( mem_map, AS_PROGRAM, 8 )
ADDRESS_MAP_END
static ADDRESS_MAP_START( io_map, AS_IO, 8 )
ADDRESS_MAP_GLOBAL_MASK(0xff)
AM_RANGE(0x00, 0x00) AM_READWRITE(galaxia_collision_r, galaxia_scroll_w)
AM_RANGE(0x01, 0x01) AM_READ(galaxia_collision_clear) // ?
AM_RANGE(0x00, 0x00) AM_WRITE(galaxia_scroll_w)
AM_RANGE(0x02, 0x02) AM_READ_PORT("IN2")
AM_RANGE(0x05, 0x05) AM_READ_PORT("IN5")
AM_RANGE(0x06, 0x06) AM_READ_PORT("IN6")
AM_RANGE(0xac, 0xac) AM_READ_PORT("IN3")
AM_RANGE(S2650_CTRL_PORT, S2650_CTRL_PORT) AM_READ(galaxia_collision_r)
AM_RANGE(S2650_DATA_PORT, S2650_DATA_PORT) AM_READ(galaxia_collision_clear) // ?
AM_RANGE(S2650_SENSE_PORT, S2650_SENSE_PORT) AM_READ_PORT("SENSE")
ADDRESS_MAP_END
@ -234,6 +237,9 @@ static INPUT_PORTS_START( galaxia )
PORT_START("IN7")
PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("SENSE")
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_VBLANK )
INPUT_PORTS_END
static const gfx_layout tiles8x8x1_layout =
@ -308,7 +314,7 @@ static MACHINE_CONFIG_START( galaxia, galaxia_state )
MCFG_VIDEO_ATTRIBUTES(VIDEO_ALWAYS_UPDATE)
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE(60)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500))
MCFG_SCREEN_SIZE(256, 256)
MCFG_SCREEN_VISIBLE_AREA(0, 256-1, 0, 256-1)
MCFG_SCREEN_UPDATE_STATIC(galaxia)