forked from M-Labs/artiq
53 lines
1.4 KiB
Python
53 lines
1.4 KiB
Python
import inspect
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from artiq.language.core import RuntimeException
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# Must be kept in sync with soc/runtime/exceptions.h
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class OutOfMemory(RuntimeException):
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"""Raised when the runtime fails to allocate memory.
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"""
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eid = 0
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class RTIOUnderflow(RuntimeException):
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"""Raised when the CPU fails to submit a RTIO event early enough
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(with respect to the event's timestamp).
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The offending event is discarded and the RTIO core keeps operating.
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"""
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eid = 1
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# Raised by RTIO driver for regular RTIO.
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# Raised by runtime for DDS FUD.
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class RTIOSequenceError(RuntimeException):
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"""Raised when an event is submitted on a given channel with a timestamp
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not larger than the previous one.
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The offending event is discarded and the RTIO core keeps operating.
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"""
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eid = 2
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class RTIOOverflow(RuntimeException):
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"""Raised when at least one event could not be registered into the RTIO
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input FIFO because it was full (CPU not reading fast enough).
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This does not interrupt operations further than cancelling the current
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read attempt and discarding some events. Reading can be reattempted after
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the exception is caught, and events will be partially retrieved.
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"""
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eid = 3
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exception_map = {e.eid: e for e in globals().values()
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if inspect.isclass(e)
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and issubclass(e, RuntimeException)
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and hasattr(e, "eid")}
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