Re: [edk2-devel] [PATCH v2 00/23] Provide SEV-SNP support for running under an SVSM

2024-02-29 Thread Lendacky, Thomas via groups.io
On 2/29/24 08:06, Yao, Jiewen wrote: Below: -Original Message- From: Tom Lendacky Sent: Thursday, February 29, 2024 12:20 AM To: Yao, Jiewen ; devel@edk2.groups.io Cc: Ard Biesheuvel ; Aktas, Erdem ; Gerd Hoffmann ; Laszlo Ersek ; Liming Gao ; Kinney, Michael D ; Xu, Min M ; Liu, Zhigu

Re: [edk2-devel] [PATCH v2 00/23] Provide SEV-SNP support for running under an SVSM

2024-02-29 Thread Yao, Jiewen
Below: > -Original Message- > From: Tom Lendacky > Sent: Thursday, February 29, 2024 12:20 AM > To: Yao, Jiewen ; devel@edk2.groups.io > Cc: Ard Biesheuvel ; Aktas, Erdem > ; Gerd Hoffmann ; Laszlo Ersek > ; Liming Gao ; Kinney, Michael > D ; Xu, Min M ; Liu, > Zhiguang ; Kumar, Rahul R ;

Re: [edk2-devel] [PATCH v2 00/23] Provide SEV-SNP support for running under an SVSM

2024-02-28 Thread Lendacky, Thomas via groups.io
On 2/28/24 00:14, Yao, Jiewen wrote: Some feedback: 1) 0002-MdePkg-GHCB-APIC-ID-retrieval-support-definitions MdePkg only contains the definition in the standard. Question: Is EFI_APIC_IDS_GUID definition in some AMD/SVSM specification? The structure is documented in the GHCB specification,

Re: [edk2-devel] [PATCH v2 00/23] Provide SEV-SNP support for running under an SVSM

2024-02-27 Thread Yao, Jiewen
Some feedback: 1) 0002-MdePkg-GHCB-APIC-ID-retrieval-support-definitions MdePkg only contains the definition in the standard. Question: Is EFI_APIC_IDS_GUID definition in some AMD/SVSM specification? 2) 0012-UefiCpuPkg-CcSvsmLib-Create-the-CcSvsmLib-library-to-support-an-SVSM I am not sure the

[edk2-devel] [PATCH v2 00/23] Provide SEV-SNP support for running under an SVSM

2024-02-22 Thread Lendacky, Thomas via groups.io
BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=4654 This series adds SEV-SNP support for running OVMF under an Secure VM Service Module (SVSM) at a less privileged VM Privilege Level (VMPL). By running at a less priviledged VMPL, the SVSM can be used to provide services, e.g. a virtual TPM,