From: "Gerd Hoffmann" <kraxel@redhat.com>
To: Brijesh Singh <brijesh.singh@amd.com>
Cc: devel@edk2.groups.io, James Bottomley <jejb@linux.ibm.com>,
Min Xu <min.m.xu@intel.com>, Jiewen Yao <jiewen.yao@intel.com>,
Tom Lendacky <thomas.lendacky@amd.com>,
Jordan Justen <jordan.l.justen@intel.com>,
Ard Biesheuvel <ardb+tianocore@kernel.org>,
Erdem Aktas <erdemaktas@google.com>,
Michael Roth <Michael.Roth@amd.com>
Subject: Re: [PATCH v7 11/31] OvmfPkg/PlatformPei: register GHCB gpa for the SEV-SNP guest
Date: Thu, 16 Sep 2021 10:33:25 +0200 [thread overview]
Message-ID: <20210916083325.ti3jvept54yywcsc@sirius.home.kraxel.org> (raw)
In-Reply-To: <20210913181941.23405-12-brijesh.singh@amd.com>
On Mon, Sep 13, 2021 at 01:19:21PM -0500, Brijesh Singh wrote:
> BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=3275
>
> The SEV-SNP guest requires that GHCB GPA must be registered before using.
> See the GHCB specification section 2.3.2 for more details.
Already done in SEC phase (patch #9), why again in PEI?
thanks,
Gerd
next prev parent reply other threads:[~2021-09-16 8:33 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-13 18:19 [PATCH v7 00/31] Add AMD Secure Nested Paging (SEV-SNP) support Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 01/31] OvmfPkg/SecMain: move SEV specific routines in AmdSev.c Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 02/31] OvmfPkg/ResetVector: move clearing GHCB in SecMain Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 03/31] OvmfPkg/ResetVector: introduce metadata descriptor for VMM use Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 04/31] OvmfPkg: reserve SNP secrets page Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 05/31] OvmfPkg: reserve CPUID page Brijesh Singh
2021-09-16 8:07 ` Gerd Hoffmann
2021-09-16 10:46 ` Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 06/31] OvmfPkg/ResetVector: pre-validate the data pages used in SEC phase Brijesh Singh
2021-09-16 8:26 ` Gerd Hoffmann
2021-09-16 10:49 ` [edk2-devel] " Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 07/31] OvmfPkg/ResetVector: use SEV-SNP-validated CPUID values Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 08/31] OvmfPkg/MemEncryptSevLib: add MemEncryptSevSnpEnabled() Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 09/31] OvmfPkg/SecMain: register GHCB gpa for the SEV-SNP guest Brijesh Singh
2021-09-15 17:08 ` Erdem Aktas
2021-09-15 18:50 ` Brijesh Singh
2021-09-16 8:30 ` Gerd Hoffmann
2021-09-16 10:49 ` Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 10/31] OvmfPkg/VmgExitLib: use SEV-SNP-validated CPUID values Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 11/31] OvmfPkg/PlatformPei: register GHCB gpa for the SEV-SNP guest Brijesh Singh
2021-09-16 8:33 ` Gerd Hoffmann [this message]
2021-09-16 10:59 ` Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 12/31] OvmfPkg/AmdSevDxe: do not use extended PCI config space Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 13/31] OvmfPkg/MemEncryptSevLib: add support to validate system RAM Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 14/31] OvmfPkg/MemEncryptSevLib: add function to check the VMPL0 Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 15/31] OvmfPkg/BaseMemEncryptSevLib: skip the pre-validated system RAM Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 16/31] OvmfPkg/MemEncryptSevLib: add support to validate > 4GB memory in PEI phase Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 17/31] OvmfPkg/SecMain: pre-validate the memory used for decompressing Fv Brijesh Singh
2021-09-16 8:58 ` Gerd Hoffmann
2021-09-16 11:11 ` Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 18/31] OvmfPkg/PlatformPei: validate the system RAM when SNP is active Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 19/31] UefiCpuPkg: Define ConfidentialComputingGuestAttr Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 20/31] OvmfPkg/PlatformPei: set PcdConfidentialComputingAttr when SEV is active Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 21/31] UefiCpuPkg/MpInitLib: use PcdConfidentialComputingAttr to check SEV status Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 22/31] UefiCpuPkg: add PcdGhcbHypervisorFeatures Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 23/31] OvmfPkg/PlatformPei: set the Hypervisor Features PCD Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 24/31] MdePkg/GHCB: increase the GHCB protocol max version Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 25/31] UefiCpuPkg/MpLib: add support to register GHCB GPA when SEV-SNP is enabled Brijesh Singh
2021-09-14 2:23 ` Ni, Ray
2021-09-14 2:25 ` Ni, Ray
2021-09-14 14:21 ` [edk2-devel] " Brijesh Singh
2021-09-16 9:15 ` Gerd Hoffmann
2021-09-16 9:18 ` Ni, Ray
2021-09-13 18:19 ` [PATCH v7 26/31] UefiCpuPkg/MpInitLib: use BSP to do extended topology check Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 27/31] OvmfPkg/MemEncryptSevLib: change the page state in the RMP table Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 28/31] OvmfPkg/MemEncryptSevLib: skip page state change for Mmio address Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 29/31] OvmfPkg/PlatformPei: mark cpuid and secrets memory reserved in EFI map Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 30/31] OvmfPkg/AmdSev: expose the SNP reserved pages through configuration table Brijesh Singh
2021-09-13 18:19 ` [PATCH v7 31/31] UefiCpuPkg/MpInitLib: Use SEV-SNP AP Creation NAE event to launch APs Brijesh Singh
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