In PEI phase, BSP did not program vitural wired mode while APs did.

Move program virtual wired mode from CpuDxe to MpInitLib, thus it could benefit
on both CpuDxe and CpuMpPei.

https://bugzilla.tianocore.org/show_bug.cgi?id=496

Cc: Feng Tian <feng.tian@intel.com>
Cc: Michael Kinney <michael.d.kinney@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeff Fan <jeff.fan@intel.com>
---
 UefiCpuPkg/CpuDxe/CpuDxe.c           | 5 -----
 UefiCpuPkg/Library/MpInitLib/MpLib.c | 4 ++++
 2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/UefiCpuPkg/CpuDxe/CpuDxe.c b/UefiCpuPkg/CpuDxe/CpuDxe.c
index 4a5e282..8680656 100644
--- a/UefiCpuPkg/CpuDxe/CpuDxe.c
+++ b/UefiCpuPkg/CpuDxe/CpuDxe.c
@@ -1136,11 +1136,6 @@ InitializeCpu (
   InitInterruptDescriptorTable ();
 
   //
-  // Enable the local APIC for Virtual Wire Mode.
-  //
-  ProgramVirtualWireMode ();
-
-  //
   // Install CPU Architectural Protocol
   //
   Status = gBS->InstallMultipleProtocolInterfaces (
diff --git a/UefiCpuPkg/Library/MpInitLib/MpLib.c b/UefiCpuPkg/Library/MpInitLib/MpLib.c
index 03d6c2d..e5e211d 100644
--- a/UefiCpuPkg/Library/MpInitLib/MpLib.c
+++ b/UefiCpuPkg/Library/MpInitLib/MpLib.c
@@ -1364,6 +1364,10 @@ MpInitLibInitialize (
   // Store BSP's MTRR setting
   //
   MtrrGetAllMtrrs (&CpuMpData->MtrrTable);
+  //
+  // Enable the local APIC for Virtual Wire Mode.
+  //
+  ProgramVirtualWireMode ();
 
   if (OldCpuMpData == NULL) {
     if (MaxLogicalProcessorNumber > 1) {
-- 
2.9.3.windows.2

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Reviewed-by: Feng Tian <feng.tian@intel.com>

-----Original Message-----
From: Fan, Jeff 
Sent: Friday, April 21, 2017 1:30 PM
To: edk2-devel@lists.01.org
Cc: Tian, Feng <feng.tian@intel.com>; Kinney, Michael D <michael.d.kinney@intel.com>
Subject: [PATCH] UefiCpuPkg: Move ProgramVirtualWireMode() to MpInitLib

In PEI phase, BSP did not program vitural wired mode while APs did.

Move program virtual wired mode from CpuDxe to MpInitLib, thus it could benefit on both CpuDxe and CpuMpPei.

https://bugzilla.tianocore.org/show_bug.cgi?id=496

Cc: Feng Tian <feng.tian@intel.com>
Cc: Michael Kinney <michael.d.kinney@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeff Fan <jeff.fan@intel.com>
---
 UefiCpuPkg/CpuDxe/CpuDxe.c           | 5 -----
 UefiCpuPkg/Library/MpInitLib/MpLib.c | 4 ++++
 2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/UefiCpuPkg/CpuDxe/CpuDxe.c b/UefiCpuPkg/CpuDxe/CpuDxe.c index 4a5e282..8680656 100644
--- a/UefiCpuPkg/CpuDxe/CpuDxe.c
+++ b/UefiCpuPkg/CpuDxe/CpuDxe.c
@@ -1136,11 +1136,6 @@ InitializeCpu (
   InitInterruptDescriptorTable ();
 
   //
-  // Enable the local APIC for Virtual Wire Mode.
-  //
-  ProgramVirtualWireMode ();
-
-  //
   // Install CPU Architectural Protocol
   //
   Status = gBS->InstallMultipleProtocolInterfaces ( diff --git a/UefiCpuPkg/Library/MpInitLib/MpLib.c b/UefiCpuPkg/Library/MpInitLib/MpLib.c
index 03d6c2d..e5e211d 100644
--- a/UefiCpuPkg/Library/MpInitLib/MpLib.c
+++ b/UefiCpuPkg/Library/MpInitLib/MpLib.c
@@ -1364,6 +1364,10 @@ MpInitLibInitialize (
   // Store BSP's MTRR setting
   //
   MtrrGetAllMtrrs (&CpuMpData->MtrrTable);
+  //
+  // Enable the local APIC for Virtual Wire Mode.
+  //
+  ProgramVirtualWireMode ();
 
   if (OldCpuMpData == NULL) {
     if (MaxLogicalProcessorNumber > 1) {
--
2.9.3.windows.2

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