Re: [edk2-devel] [PATCH v8 31/46] OvmfPkg: Create GHCB pages for use during Pei and Dxe phase

2020-05-25 Thread Laszlo Ersek
On 05/19/20 23:50, Lendacky, Thomas wrote: > BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=2198 > > Allocate memory for the GHCB pages and the per-CPU variable pages during > SEV initialization for use during Pei and Dxe phases. The GHCB page(s) > must be shared pages, so clear the

[edk2-devel] [PATCH v8 31/46] OvmfPkg: Create GHCB pages for use during Pei and Dxe phase

2020-05-19 Thread Lendacky, Thomas
BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=2198 Allocate memory for the GHCB pages and the per-CPU variable pages during SEV initialization for use during Pei and Dxe phases. The GHCB page(s) must be shared pages, so clear the encryption mask from the current page table entries. Upon