forked from M-Labs/artiq
rtio: add explanation about cri.counter
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@ -35,6 +35,9 @@ layout = [
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# <0> and <1> are mutually exclusive. <1> has higher priority.
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# <0> and <1> are mutually exclusive. <1> has higher priority.
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("i_status", 3, DIR_S_TO_M),
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("i_status", 3, DIR_S_TO_M),
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# value of the timestamp counter transferred into the CRI clock domain.
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# monotonic, may lag behind the counter in the IO clock domain, but
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# not be ahead of it.
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("counter", 64, DIR_S_TO_M)
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("counter", 64, DIR_S_TO_M)
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]
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]
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