> > Can you point be to where the UFS driver does it's current RPMB > stuff? > If you want to understand the UFS RPMB functionality/command sequence, you can refer to the ufs-utils tool, it is much like mmc-utils. https://github.com/westerndigitalcorporation/ufs-utils/blob/dev/ufs_rpmb.c > > > > Kind regards, > > Bean > >