On 11/20/2017 06:50 AM, Jan Beulich wrote: >>>> On 20.11.17 at 12:20, <jgr...@suse.com> wrote: >> Which restriction? I'm loading the RSDP table to its architectural >> correct addres if possible, otherwise it will be loaded to the same >> address as without my patch. So I'm not adding a restriction, but >> removing one. > What is "architecturally correct" in PVH can't be read out of > specs other than what we write down. When there's no BIOS, > placing anything right below the 1Mb boundary is at least > bogus.
Unless it's a UEFI boot -- where else would you put it? Aren't these two (UEFI and non-UEFI) the only two options that the ACPI spec provides? -boris > > As to the prior grub2 discussion you refer to - just like Andrew > I don't think I was really involved here. If it resulted in any > decisions affecting the PVH ABI, I think it would be a good idea > to summarize the outcome, and perhaps even submit a patch > adding respective documentation (e.g. by way of comment in > public headers). That'll then allow non-grub Xen folks (like > Andrew and me) to see what you're intending to do (and of > course there would be the risk of someone disagreeing with > what you had come up with while discussing this on the grub > side). > > Jan > > > _______________________________________________ > Xen-devel mailing list > Xen-devel@lists.xen.org > https://lists.xen.org/xen-devel _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org https://lists.xen.org/xen-devel