Since SBARxSZ register can be write-once, it can be unusable for disabling the SBAR. For such case also set SBARxBASE to zero to not intersect with config BAR.
Since SBARxSZ register can be write-once, it can be unusable for disabling the SBAR. For such case also set SBARxBASE to zero to not intersect with config BAR.