Re: [edk2-devel] [PATCH V4 5/9] OvmfPkg/IntelTdx: Measure Td HobList and Configuration FV

2022-06-12 Thread Min Xu
On June 10, 2022 9:22 PM, Gerd Hoffmann wrote: > On Mon, May 16, 2022 at 03:42:19PM +0800, Min Xu wrote: > > RFC: https://bugzilla.tianocore.org/show_bug.cgi?id=3853 > > > > TdHobList and Configuration FV are external data provided by Host VMM. > > These are not trusted in Td guest. So they should

Re: [edk2-devel] [PATCH V4 5/9] OvmfPkg/IntelTdx: Measure Td HobList and Configuration FV

2022-06-10 Thread Gerd Hoffmann
On Mon, May 16, 2022 at 03:42:19PM +0800, Min Xu wrote: > RFC: https://bugzilla.tianocore.org/show_bug.cgi?id=3853 > > TdHobList and Configuration FV are external data provided by Host VMM. > These are not trusted in Td guest. So they should be validated , measured > and extended to Td RTMR

[edk2-devel] [PATCH V4 5/9] OvmfPkg/IntelTdx: Measure Td HobList and Configuration FV

2022-05-16 Thread Min Xu
RFC: https://bugzilla.tianocore.org/show_bug.cgi?id=3853 TdHobList and Configuration FV are external data provided by Host VMM. These are not trusted in Td guest. So they should be validated , measured and extended to Td RTMR registers. In the meantime 2 EFI_CC_EVENT_HOB are created. These 2