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| author | YuanhaoXie <yuanhao.xie@intel.com> | 2023-08-22 09:52:14 +0800 |
|---|---|---|
| committer | mergify[bot] <37929162+mergify[bot]@users.noreply.github.com> | 2023-08-29 06:56:53 +0000 |
| commit | 020cc9e2e7053bb62247b0babbbe80cb855592e5 (patch) | |
| tree | 48c3cc33afcf7183d271b974b9ba488af617cf39 /OvmfPkg/IntelTdx | |
| parent | a107fcb618934ae18f29660ecf066f3c49dd875f (diff) | |
| download | edk2-020cc9e2e7053bb62247b0babbbe80cb855592e5.tar.gz edk2-020cc9e2e7053bb62247b0babbbe80cb855592e5.tar.bz2 edk2-020cc9e2e7053bb62247b0babbbe80cb855592e5.zip | |
OvmfPkg: Disable PcdFirstTimeWakeUpAPsBySipi
Disable PcdFirstTimeWakeUpAPsBySipi for IntelTdx, Microvm, and Xen to
preserve the original execution of INIT-SIPI-SIPI.
Cc: Eric Dong <eric.dong@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Rahul Kumar <rahul1.kumar@intel.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Signed-off-by: Yuanhao Xie <yuanhao.xie@intel.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'OvmfPkg/IntelTdx')
| -rw-r--r-- | OvmfPkg/IntelTdx/IntelTdxX64.dsc | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/OvmfPkg/IntelTdx/IntelTdxX64.dsc b/OvmfPkg/IntelTdx/IntelTdxX64.dsc index 193657ff2d..80b0558c3f 100644 --- a/OvmfPkg/IntelTdx/IntelTdxX64.dsc +++ b/OvmfPkg/IntelTdx/IntelTdxX64.dsc @@ -463,6 +463,14 @@ # Point to the MdeModulePkg/Application/UiApp/UiApp.inf
gEfiMdeModulePkgTokenSpaceGuid.PcdBootManagerMenuFile|{ 0x21, 0xaa, 0x2c, 0x46, 0x14, 0x76, 0x03, 0x45, 0x83, 0x6e, 0x8a, 0xb6, 0xf4, 0x66, 0x23, 0x31 }
+ #
+ # PcdFirstTimeWakeUpAPsBySipi determines whether to employ
+ # SIPI instead of the INIT-SIPI-SIPI sequence during APs
+ # initialization. Deactivate this parameter to preserve
+ # the original execution of INIT-SIPI-SIPI.
+ #
+ gUefiCpuPkgTokenSpaceGuid.PcdFirstTimeWakeUpAPsBySipi|FALSE
+
################################################################################
#
# Pcd Dynamic Section - list of all EDK II PCD Entries defined by this Platform
|