In privileged modes, obviously the above rules do not apply to the completely seoarate (x)ePCVBLK CSRs because these are copies of state, not the actual active PCVBLK. Writing to PCVBLK during a trap however, clearly the rules must apply.
-If PCVBLK is written to with CSRRW, the same rules apply, however the entire register is treated as the new opptr.
+If PCVBLK is written to with CSRRW, the same rules apply, however the entire register in rs1 is treated as the new opptr.
-Note that the value returned in the dest register is the *full* PCVBLK, not just the opptr part.
+Note that the value returned in the register rd is the *full* PCVBLK, not just the opptr part.
# Limitations on instructions