On Wed, Nov 09, 2016 at 06:51:49PM +0000, Andrew Cooper wrote: > > > > Low 1MB > > ------- > > > > When booted with a legacy BIOS, the low 1MB contains firmware related data > > that should be identity mapped to the Dom0. This include the EBDA, video > > memory and possibly ROMs. All non RAM regions below 1MB will be identity > > mapped to the Dom0 so that it can access this data freely. > > Are you proposing a unilateral identity map of the first 1MB, or just > the interesting regions? > > One thing to remember is the iBVT, for iscsi boot, which lives in > regular RAM and needs searching for. >
I think you mean iBFT = iSCSI Boot Firmware Table. -- Pasi _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org https://lists.xen.org/xen-devel
