Quoting Janosch Frank (2023-03-24 13:04:29) > PV related validities are in the 0x20** range but the last byte might > be implementation specific, so everytime we check for a UV validity we > need to mask the last byte. > > Let's add a function that checks for a UV validity and returns a > boolean. > > Signed-off-by: Janosch Frank <frankja@xxxxxxxxxxxxx> Reviewed-by: Nico Boehr <nrb@xxxxxxxxxxxxx>