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timekpr: Fix watchdog delay setting (nw)

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This commit is contained in:
Ted Green 2018-11-14 17:58:52 -07:00
parent 4af89199f5
commit 9fdde747fa
1 changed files with 3 additions and 4 deletions
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7
src/devices/machine/timekpr.cpp
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@ -364,7 +364,7 @@ TIMER_CALLBACK_MEMBER(timekeeper_device::watchdog_callback)
else {
m_irq_cb(ASSERT_LINE);
}
//printf("watchdog_callback: WD Control: %02x WD Flags: %02x\n", m_data[m_offset_watchdog], m_data[m_offset_flags]);
logerror("watchdog_callback: WD Control: %02x WD Flags: %02x\n", m_data[m_offset_watchdog], m_data[m_offset_flags]);
}
WRITE8_MEMBER(timekeeper_device::watchdog_write)
@ -408,12 +408,11 @@ WRITE8_MEMBER( timekeeper_device::write )
}
else {
// Calculate the time unit
m_watchdog_delay = attotime::from_usec(62500);
m_watchdog_delay *= 4 << (data & 0x3);
m_watchdog_delay = attotime::from_usec(62500 << (2 * (data & 0x3)));
// Adjust by multiplier
m_watchdog_delay *= (data >> 2) & 0x1f;
m_watchdog_timer->adjust(m_watchdog_delay);
//printf("write: setting watchdog to %s WatchdogReg = 0x%02x\n", m_watchdog_delay.as_string(), data);
//logerror("write: setting watchdog to %s WatchdogReg = 0x%02x\n", m_watchdog_delay.as_string(), data);
}
}