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alpha68k.cpp: Use same clocks for earlier hardware, pending verification (nw)

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This commit is contained in:
AJR 2018-05-13 23:45:02 -04:00
parent 734f51809e
commit cd78e65f26
1 changed files with 5 additions and 47 deletions
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52
src/mame/drivers/alpha68k.cpp
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@ -2112,10 +2112,10 @@ MACHINE_CONFIG_START(alpha68k_state::alpha68k_II)
MCFG_DEVICE_PROGRAM_MAP(alpha68k_II_map)
MCFG_DEVICE_VBLANK_INT_DRIVER("screen", alpha68k_state, irq3_line_hold)/* VBL */
MCFG_DEVICE_ADD("audiocpu", Z80, 3579545*2) /* Unlikely but needed to stop nested NMI's */
MCFG_DEVICE_ADD("audiocpu", Z80, 6000000)
MCFG_DEVICE_PROGRAM_MAP(sound_map)
MCFG_DEVICE_IO_MAP(sound_portmap)
MCFG_DEVICE_PERIODIC_INT_DRIVER(alpha68k_state, alpha68k_sound_nmi, 7500)
MCFG_DEVICE_PERIODIC_INT_DRIVER(alpha68k_state, alpha68k_sound_nmi, 7614)
MCFG_MACHINE_START_OVERRIDE(alpha68k_state,alpha68k_II)
MCFG_MACHINE_RESET_OVERRIDE(alpha68k_state,alpha68k_II)
@ -2145,7 +2145,7 @@ MACHINE_CONFIG_START(alpha68k_state::alpha68k_II)
MCFG_AY8910_PORT_A_WRITE_CB(WRITE8(*this, alpha68k_state, porta_w))
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 0.65)
MCFG_DEVICE_ADD("ym2", YM2413, 3579545)
MCFG_DEVICE_ADD("ym2", YM2413, 3.579545_MHz_XTAL)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 1.0)
MCFG_DEVICE_ADD("dac", DAC_8BIT_R2R, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 0.75) // unknown DAC
@ -2161,52 +2161,10 @@ MACHINE_CONFIG_START(alpha68k_state::btlfieldb)
MACHINE_CONFIG_END
MACHINE_CONFIG_START(alpha68k_state::alpha68k_II_gm)
/* basic machine hardware */
MCFG_DEVICE_ADD("maincpu", M68000, 8000000)
MCFG_DEVICE_PROGRAM_MAP(alpha68k_II_map)
alpha68k_II(config);
MCFG_DEVICE_MODIFY("maincpu")
MCFG_DEVICE_VBLANK_INT_DRIVER("screen", alpha68k_state, irq1_line_hold)
MCFG_DEVICE_PERIODIC_INT_DRIVER(alpha68k_state, irq2_line_hold, 60*3) // MCU irq
MCFG_DEVICE_ADD("audiocpu", Z80, 4000000*2) // TODO: fix this
MCFG_DEVICE_PROGRAM_MAP(sound_map)
MCFG_DEVICE_IO_MAP(sound_portmap)
MCFG_DEVICE_PERIODIC_INT_DRIVER(alpha68k_state, alpha68k_sound_nmi, 7500)
MCFG_MACHINE_START_OVERRIDE(alpha68k_state,alpha68k_II)
MCFG_MACHINE_RESET_OVERRIDE(alpha68k_state,alpha68k_II)
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
// MCFG_SCREEN_REFRESH_RATE(60)
// MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))
// MCFG_SCREEN_SIZE(32*8, 32*8)
// MCFG_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 2*8, 30*8-1)
MCFG_SCREEN_RAW_PARAMS(ALPHA68K_PIXEL_CLOCK,ALPHA68K_HTOTAL,ALPHA68K_HBEND,ALPHA68K_HBSTART,ALPHA68K_VTOTAL,ALPHA68K_VBEND,ALPHA68K_VBSTART)
MCFG_SCREEN_UPDATE_DRIVER(alpha68k_state, screen_update_alpha68k_II)
MCFG_SCREEN_PALETTE("palette")
MCFG_GFXDECODE_ADD("gfxdecode", "palette", alpha68k_II)
MCFG_PALETTE_ADD("palette", 2048)
MCFG_PALETTE_FORMAT(xRGBRRRRGGGGBBBB_bit0)
MCFG_VIDEO_START_OVERRIDE(alpha68k_state,alpha68k)
/* sound hardware */
SPEAKER(config, "speaker").front_center();
MCFG_GENERIC_LATCH_8_ADD("soundlatch")
MCFG_DEVICE_ADD("ym1", YM2203, 3000000)
MCFG_AY8910_PORT_A_WRITE_CB(WRITE8(*this, alpha68k_state, porta_w))
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 0.65)
MCFG_DEVICE_ADD("ym2", YM2413, 3579545)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 1.0)
MCFG_DEVICE_ADD("dac", DAC_8BIT_R2R, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 0.75) // unknown DAC
MCFG_DEVICE_ADD("vref", VOLTAGE_REGULATOR, 0) MCFG_VOLTAGE_REGULATOR_OUTPUT(5.0)
MCFG_SOUND_ROUTE(0, "dac", 1.0, DAC_VREF_POS_INPUT) MCFG_SOUND_ROUTE(0, "dac", -1.0, DAC_VREF_NEG_INPUT)
MACHINE_CONFIG_END
MACHINE_CONFIG_START(alpha68k_state::alpha68k_V)