Re: [edk2-devel] [PATCH v8 29/46] OvmfPkg: Create a GHCB page for use during Sec phase

2020-05-27 Thread Laszlo Ersek
On 05/26/20 17:41, Tom Lendacky wrote: > On 5/25/20 10:07 AM, Laszlo Ersek wrote: >> On 05/19/20 23:50, Lendacky, Thomas wrote: >>> BZ: >>> https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fbugzilla.tianocore.org%2Fshow_bug.cgi%3Fid%3D2198&data=02%7C01%7Cthomas.lendacky%40amd.com%7C

Re: [edk2-devel] [PATCH v8 29/46] OvmfPkg: Create a GHCB page for use during Sec phase

2020-05-26 Thread Lendacky, Thomas
On 5/26/20 10:41 AM, Tom Lendacky wrote: On 5/25/20 10:07 AM, Laszlo Ersek wrote: On 05/19/20 23:50, Lendacky, Thomas wrote: BZ: https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fbugzilla.tianocore.org%2Fshow_bug.cgi%3Fid%3D2198&data=02%7C01%7Cthomas.lendacky%40amd.com%7C39b71c6

Re: [edk2-devel] [PATCH v8 29/46] OvmfPkg: Create a GHCB page for use during Sec phase

2020-05-26 Thread Lendacky, Thomas
On 5/25/20 10:07 AM, Laszlo Ersek wrote: On 05/19/20 23:50, Lendacky, Thomas wrote: BZ: https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fbugzilla.tianocore.org%2Fshow_bug.cgi%3Fid%3D2198&data=02%7C01%7Cthomas.lendacky%40amd.com%7C39b71c622d2d4bbf9e5b08d800bd69a5%7C3dd8961fe4884

Re: [edk2-devel] [PATCH v8 29/46] OvmfPkg: Create a GHCB page for use during Sec 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 > > A GHCB page is needed during the Sec phase, so this new page must be > created. Since the #VC exception handler routines assume that a per-CPU > variable area is immediately after the GHCB, thi

[edk2-devel] [PATCH v8 29/46] OvmfPkg: Create a GHCB page for use during Sec phase

2020-05-19 Thread Lendacky, Thomas
BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=2198 A GHCB page is needed during the Sec phase, so this new page must be created. Since the #VC exception handler routines assume that a per-CPU variable area is immediately after the GHCB, this per-CPU variable area must also be created. Since t