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volatile_block_buffer_runtime_us

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`block_buffer_runtime_us` is mangled in the planner and in the stepper-ISR.
So it needs to be volatile and interrupt protected.
This commit is contained in:
AnHardt
2016-12-09 14:10:55 +01:00
parent 8383f35b40
commit 13eebd11cf
2 changed files with 17 additions and 10 deletions
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6
Marlin/planner.cpp
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@ -146,7 +146,7 @@ float Planner::previous_speed[NUM_AXIS],
#endif
#if ENABLED(ENSURE_SMOOTH_MOVES)
uint32_t Planner::block_buffer_runtime_us = 0;
volatile uint32_t Planner::block_buffer_runtime_us = 0;
#endif
/**
@ -1007,7 +1007,9 @@ void Planner::_buffer_line(const float &a, const float &b, const float &c, const
segment_time = (MIN_BLOCK_TIME) * 1000UL;
}
block->segment_time = segment_time;
block_buffer_runtime_us += segment_time;
CRITICAL_SECTION_START
block_buffer_runtime_us += segment_time;
CRITICAL_SECTION_END
#endif
block->nominal_speed = block->millimeters * inverse_mm_s; // (mm/sec) Always > 0