Merge pull request #1264 from superctr/namconb_timing

namconb1: fix sound timing for some games.
This commit is contained in:
R. Belmont 2016-08-18 14:03:27 -04:00 committed by GitHub
commit 9f3b14ef53
2 changed files with 28 additions and 4 deletions

View File

@ -9,7 +9,6 @@ Notes:
ToDo:
- improve interrupts
- gunbulet force feedback
- music tempo is too fast in Nebulas Ray, JLS V-Shoot and the Great Sluggers games
Main CPU : Motorola 68020 32-bit processor @ 25MHz
Secondary CPUs : C329 + 137 (both custom)
@ -315,7 +314,7 @@ TIMER_DEVICE_CALLBACK_MEMBER(namconb1_state::scantimer)
if (m_pos_irq_level != 0)
m_maincpu->set_input_line(m_pos_irq_level, ASSERT_LINE);
}
/*
// TODO: Real sources of these
if (scanline == 224)
m_mcu->set_input_line(M37710_LINE_IRQ0, HOLD_LINE);
@ -323,9 +322,23 @@ TIMER_DEVICE_CALLBACK_MEMBER(namconb1_state::scantimer)
m_mcu->set_input_line(M37710_LINE_IRQ2, HOLD_LINE);
else if (scanline == 128)
m_mcu->set_input_line(M37710_LINE_ADC, HOLD_LINE);
*/
}
TIMER_DEVICE_CALLBACK_MEMBER(namconb1_state::mcu_irq0_cb)
{
m_mcu->set_input_line(M37710_LINE_IRQ0, HOLD_LINE);
}
TIMER_DEVICE_CALLBACK_MEMBER(namconb1_state::mcu_irq2_cb)
{
m_mcu->set_input_line(M37710_LINE_IRQ2, HOLD_LINE);
}
TIMER_DEVICE_CALLBACK_MEMBER(namconb1_state::mcu_adc_cb)
{
m_mcu->set_input_line(M37710_LINE_ADC, HOLD_LINE);
}
/****************************************************************************/
@ -1127,6 +1140,11 @@ static MACHINE_CONFIG_START( namconb1, namconb1_state )
MCFG_MACHINE_RESET_OVERRIDE(namconb1_state, namconb)
MCFG_TIMER_DRIVER_ADD_SCANLINE("scantimer", namconb1_state, scantimer, "screen", 0, 1)
// has to be 60 hz or music will go crazy in nebulray, vshoot, gslugrs*
MCFG_TIMER_DRIVER_ADD_PERIODIC("mcu_irq0", namconb1_state, mcu_irq0_cb, attotime::from_hz(60))
MCFG_TIMER_DRIVER_ADD_PERIODIC("mcu_irq2", namconb1_state, mcu_irq2_cb, attotime::from_hz(60))
MCFG_TIMER_DRIVER_ADD_PERIODIC("mcu_adc", namconb1_state, mcu_adc_cb, attotime::from_hz(60))
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE(59.7)
@ -1164,7 +1182,10 @@ static MACHINE_CONFIG_START( namconb2, namconb1_state )
MCFG_MACHINE_RESET_OVERRIDE(namconb1_state, namconb)
MCFG_TIMER_DRIVER_ADD_SCANLINE("scantimer", namconb1_state, scantimer, "screen", 0, 1)
MCFG_TIMER_DRIVER_ADD_PERIODIC("mcu_irq0", namconb1_state, mcu_irq0_cb, attotime::from_hz(60))
MCFG_TIMER_DRIVER_ADD_PERIODIC("mcu_irq2", namconb1_state, mcu_irq2_cb, attotime::from_hz(60))
MCFG_TIMER_DRIVER_ADD_PERIODIC("mcu_adc", namconb1_state, mcu_adc_cb, attotime::from_hz(60))
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE(59.7)
MCFG_SCREEN_SIZE(NAMCONB1_HTOTAL, NAMCONB1_VTOTAL)

View File

@ -113,7 +113,10 @@ public:
UINT32 screen_update_namconb2(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
TIMER_DEVICE_CALLBACK_MEMBER(scantimer);
TIMER_DEVICE_CALLBACK_MEMBER(mcu_irq0_cb);
TIMER_DEVICE_CALLBACK_MEMBER(mcu_irq2_cb);
TIMER_DEVICE_CALLBACK_MEMBER(mcu_adc_cb);
int NB1objcode2tile(int code);
int NB2objcode2tile(int code);
};