>>> On 11.08.15 at 16:12, <ian.campb...@citrix.com> wrote: > On Fri, 2015-08-07 at 10:11 +0800, Shannon Zhao wrote: >> > [...] >> 3. Dom0 gets grant table and event channel irq information >> ----------------------------------------------------------- >> As said above, we assign the hypervisor_id be "XenVMM" to tell Dom0 that >> it runs on Xen hypervisor. >> >> For grant table, add two new HVM_PARAMs: HVM_PARAM_GNTTAB_START_ADDRESS >> and HVM_PARAM_GNTTAB_SIZE. > > The reason we expose this range is essentially to allow OS authors to take > a short cut by telling them about an IPA range which is unused, so it is > available for remapping the grant table into. On x86 there is a BAR on the > Xen platform PCI device which serves a similar purpose.
Ah, this answers a question I just raised, but means the items are mis-named and badly described. Jan _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel
