Disable PcdFirstTimeWakeUpAPsBySipi for OVMF to let BSP wake up APs by
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>
Reviewed-by: Ray Ni <ray.ni@intel.com>
---
OvmfPkg/OvmfPkgIa32.dsc | 10 +++++++++-
OvmfPkg/OvmfPkgIa32X64.dsc | 8 ++++++++
OvmfPkg/OvmfPkgX64.dsc | 8 ++++++++
3 files changed, 25 insertions(+), 1 deletion(-)
diff --git a/OvmfPkg/OvmfPkgIa32.dsc b/OvmfPkg/OvmfPkgIa32.dsc
index ed36935770..a1bee84451 100644
--- a/OvmfPkg/OvmfPkgIa32.dsc
+++ b/OvmfPkg/OvmfPkgIa32.dsc
@@ -1,7 +1,7 @@
## @file
# EFI/Framework Open Virtual Machine Firmware (OVMF) platform
#
-# Copyright (c) 2006 - 2022, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2006 - 2023, Intel Corporation. All rights reserved.<BR>
# (C) Copyright 2016 Hewlett Packard Enterprise Development LP<BR>
# Copyright (c) Microsoft Corporation.
#
@@ -585,6 +585,14 @@
# 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 }
+ #
+ # INIT is now triggered before BIOS by ucode/hardware. In the OVMF
+ # environment, QEMU lacks a simulation for the INIT process.
+ # To address this, PcdFirstTimeWakeUpAPsBySipi set to FALSE to
+ # indicate whether to broadcast INIT-SIPI-SIPI or SIPI for first
+ # time AP wakeup.
+ #
+ gUefiCpuPkgTokenSpaceGuid.PcdFirstTimeWakeUpAPsBySipi|FALSE
################################################################################
#
diff --git a/OvmfPkg/OvmfPkgIa32X64.dsc b/OvmfPkg/OvmfPkgIa32X64.dsc
index 919315e4cb..3238c3f0b5 100644
--- a/OvmfPkg/OvmfPkgIa32X64.dsc
+++ b/OvmfPkg/OvmfPkgIa32X64.dsc
@@ -566,6 +566,14 @@
!if $(SOURCE_DEBUG_ENABLE) == TRUE
gEfiSourceLevelDebugPkgTokenSpaceGuid.PcdDebugLoadImageMethod|0x2
!endif
+ #
+ # INIT is now triggered before BIOS by ucode/hardware. In the OVMF
+ # environment, QEMU lacks a simulation for the INIT process.
+ # To address this, PcdFirstTimeWakeUpAPsBySipi set to FALSE to
+ # indicate whether to broadcast INIT-SIPI-SIPI or SIPI for first
+ # time AP wakeup.
+ #
+ gUefiCpuPkgTokenSpaceGuid.PcdFirstTimeWakeUpAPsBySipi|FALSE
[PcdsFixedAtBuild.IA32]
#
diff --git a/OvmfPkg/OvmfPkgX64.dsc b/OvmfPkg/OvmfPkgX64.dsc
index 823de0d0f9..164f6dfed8 100644
--- a/OvmfPkg/OvmfPkgX64.dsc
+++ b/OvmfPkg/OvmfPkgX64.dsc
@@ -615,6 +615,14 @@
# 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 }
+ #
+ # INIT is now triggered before BIOS by ucode/hardware. In the OVMF
+ # environment, QEMU lacks a simulation for the INIT process.
+ # To address this, PcdFirstTimeWakeUpAPsBySipi set to FALSE to
+ # indicate whether to broadcast INIT-SIPI-SIPI or SIPI for first
+ # time AP wakeup.
+ #
+ gUefiCpuPkgTokenSpaceGuid.PcdFirstTimeWakeUpAPsBySipi|FALSE
################################################################################
#
--
2.36.1.windows.1
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