From: "Brijesh Singh" <brijesh.singh@amd.com>
To: devel@edk2.groups.io
Cc: 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>,
Gerd Hoffmann <kraxel@redhat.com>,
Brijesh Singh <brijesh.singh@amd.com>,
Michael Roth <michael.roth@amd.com>, Ray Ni <ray.ni@intel.com>,
Rahul Kumar <rahul1.kumar@intel.com>,
Eric Dong <eric.dong@intel.com>,
Jiewen Yao <Jiewen.yao@intel.com>
Subject: [PATCH v8 25/32] MdePkg/GHCB: increase the GHCB protocol max version
Date: Mon, 20 Sep 2021 13:45:57 -0500 [thread overview]
Message-ID: <20210920184604.31590-26-brijesh.singh@amd.com> (raw)
In-Reply-To: <20210920184604.31590-1-brijesh.singh@amd.com>
BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=3275
Now that OvmfPkg supports version 2 of the GHCB specification, bump the
protocol version.
Cc: Michael Roth <michael.roth@amd.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Rahul Kumar <rahul1.kumar@intel.com>
Cc: Eric Dong <eric.dong@intel.com>
Cc: James Bottomley <jejb@linux.ibm.com>
Cc: Min Xu <min.m.xu@intel.com>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Tom Lendacky <thomas.lendacky@amd.com>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>
Cc: Erdem Aktas <erdemaktas@google.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Jiewen Yao <Jiewen.yao@intel.com>
Signed-off-by: Brijesh Singh <brijesh.singh@amd.com>
---
MdePkg/Include/Register/Amd/Ghcb.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/MdePkg/Include/Register/Amd/Ghcb.h b/MdePkg/Include/Register/Amd/Ghcb.h
index 8c5f46e4bb53..071aae0c9e09 100644
--- a/MdePkg/Include/Register/Amd/Ghcb.h
+++ b/MdePkg/Include/Register/Amd/Ghcb.h
@@ -24,7 +24,7 @@
#define VC_EXCEPTION 29
#define GHCB_VERSION_MIN 1
-#define GHCB_VERSION_MAX 1
+#define GHCB_VERSION_MAX 2
#define GHCB_STANDARD_USAGE 0
--
2.25.1
next prev parent reply other threads:[~2021-09-20 18:46 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-20 18:45 [PATCH v8 00/32] Add AMD Secure Nested Paging (SEV-SNP) support Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 01/32] OvmfPkg/SecMain: move SEV specific routines in AmdSev.c Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 02/32] UefiCpuPkg/MpInitLib: " Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 03/32] OvmfPkg/ResetVector: move clearing GHCB in SecMain Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 04/32] OvmfPkg/ResetVector: introduce metadata descriptor for VMM use Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 05/32] OvmfPkg: reserve SNP secrets page Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 06/32] OvmfPkg: reserve CPUID page Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 07/32] OvmfPkg/ResetVector: pre-validate the data pages used in SEC phase Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 08/32] OvmfPkg/ResetVector: use SEV-SNP-validated CPUID values Brijesh Singh
2021-09-22 7:55 ` Gerd Hoffmann
2021-09-22 23:10 ` Michael Roth
2021-09-23 8:25 ` Gerd Hoffmann
2021-09-20 18:45 ` [PATCH v8 09/32] OvmfPkg/MemEncryptSevLib: add MemEncryptSevSnpEnabled() Brijesh Singh
2021-09-22 8:00 ` Gerd Hoffmann
2021-09-24 10:46 ` Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 10/32] OvmfPkg/SecMain: register GHCB gpa for the SEV-SNP guest Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 11/32] OvmfPkg/VmgExitLib: use SEV-SNP-validated CPUID values Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 12/32] OvmfPkg/PlatformPei: register GHCB gpa for the SEV-SNP guest Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 13/32] OvmfPkg/AmdSevDxe: do not use extended PCI config space Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 14/32] OvmfPkg/MemEncryptSevLib: add support to validate system RAM Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 15/32] OvmfPkg/MemEncryptSevLib: add function to check the VMPL0 Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 16/32] OvmfPkg/BaseMemEncryptSevLib: skip the pre-validated system RAM Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 17/32] OvmfPkg/MemEncryptSevLib: add support to validate > 4GB memory in PEI phase Brijesh Singh
2021-09-22 8:21 ` Gerd Hoffmann
2021-09-24 10:48 ` Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 18/32] OvmfPkg/SecMain: validate the memory used for decompressing Fv Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 19/32] OvmfPkg/PlatformPei: validate the system RAM when SNP is active Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 20/32] UefiCpuPkg: Define ConfidentialComputingGuestAttr Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 21/32] OvmfPkg/PlatformPei: set PcdConfidentialComputingAttr when SEV is active Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 22/32] UefiCpuPkg/MpInitLib: use PcdConfidentialComputingAttr to check SEV status Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 23/32] UefiCpuPkg: add PcdGhcbHypervisorFeatures Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 24/32] OvmfPkg/PlatformPei: set the Hypervisor Features PCD Brijesh Singh
2021-09-20 18:45 ` Brijesh Singh [this message]
2021-09-20 18:45 ` [PATCH v8 26/32] UefiCpuPkg/MpLib: add support to register GHCB GPA when SEV-SNP is enabled Brijesh Singh
2021-09-20 18:45 ` [PATCH v8 27/32] UefiCpuPkg/MpInitLib: use BSP to do extended topology check Brijesh Singh
2021-09-20 18:46 ` [PATCH v8 28/32] OvmfPkg/MemEncryptSevLib: change the page state in the RMP table Brijesh Singh
2021-09-20 18:46 ` [PATCH v8 29/32] OvmfPkg/MemEncryptSevLib: skip page state change for Mmio address Brijesh Singh
2021-09-20 18:46 ` [PATCH v8 30/32] OvmfPkg/PlatformPei: mark cpuid and secrets memory reserved in EFI map Brijesh Singh
2021-09-20 18:46 ` [PATCH v8 31/32] OvmfPkg/AmdSev: expose the SNP reserved pages through configuration table Brijesh Singh
2021-09-20 18:46 ` [PATCH v8 32/32] UefiCpuPkg/MpInitLib: Use SEV-SNP AP Creation NAE event to launch APs Brijesh Singh
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