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The PMPCSSR is an alias for the PCSR register.
However, unlike the other view of PCSR, it is not sensitive to reads. That is, reads of PMPCSSR through the PMU snapshot view do not cause a new sample capture and do not change CIDSR, CID2SR, or VIDSR.
The PMPCSSR is a 64-bit read-only register.
Any access to PMPCSSR returns an error if any of the following occurs: