Re: [edk2-devel] [PATCH v4 38/40] OvmfPkg: Use the SEV-ES work area for the SEV-ES AP reset vector

2020-02-06 Thread Laszlo Ersek
On 02/05/20 00:01, Lendacky, Thomas wrote: > BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=2198 > > A hypervisor is not allowed to update an SEV-ES guest's register state, > so when booting an SEV-ES guest AP, the hypervisor is not allowed to > set the RIP to the guest requested value.

[edk2-devel] [PATCH v4 38/40] OvmfPkg: Use the SEV-ES work area for the SEV-ES AP reset vector

2020-02-04 Thread Lendacky, Thomas
BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=2198 A hypervisor is not allowed to update an SEV-ES guest's register state, so when booting an SEV-ES guest AP, the hypervisor is not allowed to set the RIP to the guest requested value. Instead an SEV-ES AP must be re-directed from within the