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STM32: Fixed race condition in clock driver

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This commit is contained in:
Pavel Kirienko
2014-04-07 14:50:43 +04:00
parent c674fdfc1c
commit 2c38c4b96b
1 changed files with 5 additions and 5 deletions
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libuavcan_drivers/stm32/driver/src/uc_stm32_clock.cpp
+5 -5
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@@ -119,12 +119,12 @@ uavcan::MonotonicTime getMonotonic()
{
CriticalSectionLock locker;
usec = sampleFromCriticalSection(&time_mono);
}
#if !NDEBUG
static uavcan::uint64_t prev_usec = 0; // Self-test
assert(prev_usec <= usec);
prev_usec = usec;
static uavcan::uint64_t prev_usec = 0; // Self-test
assert(prev_usec <= usec);
prev_usec = usec;
#endif
}
return uavcan::MonotonicTime::fromUSec(usec);
}
@@ -239,7 +239,7 @@ UAVCAN_STM32_IRQ_HANDLER(TIMX_IRQHandler)
{
UAVCAN_STM32_IRQ_PROLOGUE();
TIMX->SR = ~TIM_SR_UIF;
TIMX->SR = 0;
using namespace uavcan_stm32::clock;
assert(initialized);