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authorMin M Xu <min.m.xu@intel.com>2023-08-21 10:51:24 +0800
committermergify[bot] <37929162+mergify[bot]@users.noreply.github.com>2023-09-13 02:29:52 +0000
commitb844b106e2a20c709ece1b2b89b2ae0e84a0e401 (patch)
treebeccc563fb27de00ab8685206f3d4b6780ab2885 /OvmfPkg
parent7f1a8cad9945674f068ff5e98a533280a7f0efb1 (diff)
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OvmfPkg/TdxDxe: Change MadtMpWk->MailBoxVersion from 1 to 0
BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=4527 According to ACPI 6.5 (https://uefi.org/specs/ACPI/6.5/05_ACPI_Software _Programming_Model.html?highlight=mailboxversion#multiprocessor-wakeup- structure) the MailBoxVersion is 0. This patch changed MadtMpWk->MailBoxVersion from 1 to 0 to fix the error. Cc: Erdem Aktas <erdemaktas@google.com> Cc: James Bottomley <jejb@linux.ibm.com> Cc: Jiewen Yao <jiewen.yao@intel.com> Cc: Gerd Hoffmann <kraxel@redhat.com> Cc: Tom Lendacky <thomas.lendacky@amd.com> Cc: Michael Roth <michael.roth@amd.com> Signed-off-by: Min Xu <min.m.xu@intel.com> Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
Diffstat (limited to 'OvmfPkg')
-rw-r--r--OvmfPkg/TdxDxe/TdxAcpiTable.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/OvmfPkg/TdxDxe/TdxAcpiTable.c b/OvmfPkg/TdxDxe/TdxAcpiTable.c
index 5dc27e2..d6d6975 100644
--- a/OvmfPkg/TdxDxe/TdxAcpiTable.c
+++ b/OvmfPkg/TdxDxe/TdxAcpiTable.c
@@ -186,7 +186,7 @@ AlterAcpiTable (
MadtMpWk = (EFI_ACPI_6_4_MULTIPROCESSOR_WAKEUP_STRUCTURE *)(NewMadtTable + Table->Length);
MadtMpWk->Type = EFI_ACPI_6_4_MULTIPROCESSOR_WAKEUP;
MadtMpWk->Length = sizeof (EFI_ACPI_6_4_MULTIPROCESSOR_WAKEUP_STRUCTURE);
- MadtMpWk->MailBoxVersion = 1;
+ MadtMpWk->MailBoxVersion = 0;
MadtMpWk->Reserved = 0;
MadtMpWk->MailBoxAddress = RelocateMailboxAddress;