Hello Pankaj, On Mon, 2022-05-09 at 12:39 +0000, Pankaj Gupta wrote: > > - if (ctrlpriv->era < 10) > > + comp_params = rd_reg32(&ctrl->perfmon.comp_parms_ls); > > + ctrlpriv->blob_present = !!(comp_params & CTPR_LS_BLOB); > > + > > + if (ctrlpriv->era < 10) { > > rng_vid = (rd_reg32(&ctrl->perfmon.cha_id_ls) & > > CHA_ID_LS_RNG_MASK) >> > > CHA_ID_LS_RNG_SHIFT; > > Check for AES CHAs for Era < 10, should be added. Do I need this? I only do this check for Era >= 10, because apparently there are Layerscape non-E processors that indicate BLOB support via CTPR_LS_BLOB, but fail at runtime. Are there any Era < 10 SoCs that are similarly broken? Cheers, Ahmad