From f2a8bb9dfbea83ec6b6ee2f6c65ca656c284e3fc Mon Sep 17 00:00:00 2001
From: Praveen K Paladugu <prapal@linux.microsoft.com>
Date: Mon, 13 Jan 2025 12:47:45 -0600
Subject: [PATCH] CloudHv: Disable PcdFirstTimeWakeUpAPsBySipi

Disable PcdFirstTimeWakeUpAPsBySipi to use INIT-SIPI-SIPI sequence to
wakeup APs.

Signed-off-by: Praveen K Paladugu <prapal@linux.microsoft.com>
---
 OvmfPkg/CloudHv/CloudHvX64.dsc | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/OvmfPkg/CloudHv/CloudHvX64.dsc b/OvmfPkg/CloudHv/CloudHvX64.dsc
index bbd99318e6..1806bdc0bf 100644
--- a/OvmfPkg/CloudHv/CloudHvX64.dsc
+++ b/OvmfPkg/CloudHv/CloudHvX64.dsc
@@ -577,6 +577,14 @@
 
   gEfiMdeModulePkgTokenSpaceGuid.PcdUse1GPageTable|TRUE
 
+  #
+  # 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