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Added DSP idle skips

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This commit is contained in:
Angelo Salese 2011-08-23 15:40:47 +00:00
parent db775ce8ad
commit 1e01094214
1 changed files with 48 additions and 5 deletions
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53
src/mame/drivers/taitojc.c
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@ -807,7 +807,7 @@ static WRITE32_HANDLER(f3_share_w)
}
}
static WRITE32_HANDLER(jc_output_w)
static WRITE32_HANDLER(jc_meters_w)
{
taitojc_state *state = space->machine().driver_data<taitojc_state>();
static const double odometer_table[0x100] =
@ -837,7 +837,8 @@ static WRITE32_HANDLER(jc_output_w)
else if(offset == 1 && ACCESSING_BITS_16_31)
state->m_break_meter = data >> 16; //TODO
popmessage("%f",state->m_speed_meter);
if(input_port_read_safe(space->machine(), "METER", 0))
popmessage("%f",state->m_speed_meter);
}
static READ32_HANDLER( jc_lan_r )
@ -864,7 +865,7 @@ static ADDRESS_MAP_START( taitojc_map, AS_PROGRAM, 32 )
AM_RANGE(0x06800000, 0x06801fff) AM_NOP // unknown
AM_RANGE(0x06a00000, 0x06a01fff) AM_READWRITE(f3_share_r, f3_share_w) AM_SHARE("f3_shared") AM_BASE_MEMBER(taitojc_state,m_f3_shared_ram)
AM_RANGE(0x06c00000, 0x06c0001f) AM_READ(jc_lan_r) AM_WRITENOP // Dangerous Curves
AM_RANGE(0x06e00000, 0x06e00007) AM_WRITE(jc_output_w)
AM_RANGE(0x06e00000, 0x06e00007) AM_WRITE(jc_meters_w)
AM_RANGE(0x08000000, 0x080fffff) AM_RAM AM_BASE_MEMBER(taitojc_state,m_main_ram)
AM_RANGE(0x10000000, 0x10001fff) AM_READWRITE(dsp_shared_r, dsp_shared_w)
ADDRESS_MAP_END
@ -1237,6 +1238,11 @@ static INPUT_PORTS_START( dendeg )
PORT_START("ANALOG1") // Brake
PORT_BIT( 0xff, 0x00, IPT_PEDAL ) PORT_MINMAX(0x00, 0xff) PORT_SENSITIVITY(25) PORT_KEYDELTA(5) PORT_CENTERDELTA(5) PORT_NAME("Brake")
PORT_START("METER")
PORT_CONFNAME( 0x01, 0x01, "Show Meters" )
PORT_CONFSETTING( 0x01, DEF_STR( Yes ) )
PORT_CONFSETTING( 0x00, DEF_STR( No ) )
INPUT_PORTS_END
static INPUT_PORTS_START( landgear )
@ -1438,6 +1444,33 @@ static MACHINE_CONFIG_START( taitojc, taitojc_state )
MCFG_FRAGMENT_ADD(taito_f3_sound)
MACHINE_CONFIG_END
static READ16_HANDLER( taitojc_dsp_idle_skip_r )
{
taitojc_state *state = space->machine().driver_data<taitojc_state>();
if(cpu_get_pc(&space->device())==0x404c)
device_spin_until_time(&space->device(), attotime::from_usec(500));
return state->m_dsp_shared_ram[0x7f0];
}
static READ16_HANDLER( dendeg2_dsp_idle_skip_r )
{
taitojc_state *state = space->machine().driver_data<taitojc_state>();
if(cpu_get_pc(&space->device())==0x402e)
device_spin_until_time(&space->device(), attotime::from_usec(500));
return state->m_dsp_shared_ram[0x7f0];
}
static WRITE16_HANDLER( dsp_idle_skip_w )
{
taitojc_state *state = space->machine().driver_data<taitojc_state>();
COMBINE_DATA(&state->m_dsp_shared_ram[0x7f0]);
}
static DRIVER_INIT( taitojc )
{
taitojc_state *state = machine.driver_data<taitojc_state>();
@ -1445,8 +1478,18 @@ static DRIVER_INIT( taitojc )
state->m_polygon_fifo = auto_alloc_array(machine, UINT16, POLYGON_FIFO_SIZE);
state->m_has_dsp_hack = 1;
machine.device("dsp")->memory().space(AS_DATA)->install_legacy_readwrite_handler(0x7ff0, 0x7ff0, FUNC(taitojc_dsp_idle_skip_r), FUNC(dsp_idle_skip_w));
}
static DRIVER_INIT( dendeg2 )
{
DRIVER_INIT_CALL( taitojc );
machine.device("dsp")->memory().space(AS_DATA)->install_legacy_readwrite_handler(0x7ff0, 0x7ff0, FUNC(dendeg2_dsp_idle_skip_r), FUNC(dsp_idle_skip_w));
}
static DRIVER_INIT( dangcurv )
{
taitojc_state *state = machine.driver_data<taitojc_state>();
@ -1928,8 +1971,8 @@ ROM_END
GAME( 1996, dendeg, 0, taitojc, dendeg, taitojc, ROT0, "Taito", "Densya De Go (Japan)", GAME_IMPERFECT_GRAPHICS )
GAME( 1996, dendegx, dendeg, taitojc, dendeg, taitojc, ROT0, "Taito", "Densya De Go Ex (Japan)", GAME_IMPERFECT_GRAPHICS )
GAME( 1998, dendeg2, 0, taitojc, dendeg, taitojc, ROT0, "Taito", "Densya De Go 2 (Japan)", GAME_IMPERFECT_GRAPHICS )
GAME( 1998, dendeg2x, dendeg2, taitojc, dendeg, taitojc, ROT0, "Taito", "Densya De Go 2 Ex (Japan)", GAME_IMPERFECT_GRAPHICS )
GAME( 1998, dendeg2, 0, taitojc, dendeg, dendeg2, ROT0, "Taito", "Densya De Go 2 (Japan)", GAME_IMPERFECT_GRAPHICS )
GAME( 1998, dendeg2x, dendeg2, taitojc, dendeg, dendeg2, ROT0, "Taito", "Densya De Go 2 Ex (Japan)", GAME_IMPERFECT_GRAPHICS )
GAME( 1996, sidebs, 0, taitojc, sidebs, taitojc, ROT0, "Taito", "Side By Side (Japan)", GAME_IMPERFECT_GRAPHICS )
GAME( 1997, sidebs2, 0, taitojc, sidebs, taitojc, ROT0, "Taito", "Side By Side 2 (North/South America)", GAME_IMPERFECT_GRAPHICS )
GAME( 1997, sidebs2j, sidebs2, taitojc, sidebs, taitojc, ROT0, "Taito", "Side By Side 2 (Japan)", GAME_IMPERFECT_GRAPHICS )