From e66d675de4ce53aab19b85fa1906c0256383dc39 Mon Sep 17 00:00:00 2001
From: Jeff Fan <jeff.fan@intel.com>
Date: Wed, 15 Jul 2015 03:37:50 +0000
Subject: UefiCpuPkg/CpuMpPei: Prepare for buffer for AP wakeup and CPU MP data

Get AP wakeup buffer and copy AP reset code into it. Allocate APs' stack and CPU
MP data buffer. Fill CPU MP data fields accordingly.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeff Fan <jeff.fan@intel.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17995 6f19259b-4bc3-4df7-8a09-765794883524
---
 UefiCpuPkg/CpuMpPei/CpuMpPei.h | 41 ++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 40 insertions(+), 1 deletion(-)

(limited to 'UefiCpuPkg/CpuMpPei/CpuMpPei.h')

diff --git a/UefiCpuPkg/CpuMpPei/CpuMpPei.h b/UefiCpuPkg/CpuMpPei/CpuMpPei.h
index 7c96084ca2..1219e4ea5a 100644
--- a/UefiCpuPkg/CpuMpPei/CpuMpPei.h
+++ b/UefiCpuPkg/CpuMpPei/CpuMpPei.h
@@ -17,11 +17,25 @@
 
 #include <PiPei.h>
 
+#include <Ppi/SecPlatformInformation.h>
 
 #include <Library/BaseLib.h>
+#include <Library/BaseMemoryLib.h>
+#include <Library/DebugLib.h>
 #include <Library/HobLib.h>
+#include <Library/LocalApicLib.h>
+#include <Library/PcdLib.h>
 #include <Library/PeimEntryPoint.h>
+#include <Library/PeiServicesLib.h>
 #include <Library/UefiCpuLib.h>
+//
+// AP state
+//
+typedef enum {
+  CpuStateIdle,
+  CpuStateBusy,
+  CpuStateDisabled
+} CPU_STATE;
 
 //
 // AP reset code information
@@ -33,7 +47,9 @@ typedef struct {
   UINTN             RendezvousFunnelSize;
 } MP_ASSEMBLY_ADDRESS_MAP;
 
-#pragma pack(1)
+typedef struct _PEI_CPU_MP_DATA  PEI_CPU_MP_DATA;
+
+#pragma pack()
 
 typedef union {
   struct {
@@ -73,6 +89,29 @@ typedef struct {
 
 #pragma pack()
 
+typedef struct {
+  UINT32                         ApicId;
+  EFI_HEALTH_FLAGS               Health;
+  CPU_STATE                      State;
+  BOOLEAN                        CpuHealthy;
+} PEI_CPU_DATA;
+
+//
+// PEI CPU MP Data save in memory
+//
+struct _PEI_CPU_MP_DATA {
+  UINT32                         CpuCount;
+  UINT32                         BspNumber;
+  UINTN                          Buffer;
+  UINTN                          CpuApStackSize;
+  MP_ASSEMBLY_ADDRESS_MAP        AddressMap;
+  UINTN                          WakeupBuffer;
+  UINTN                          BackupBuffer;
+  UINTN                          BackupBufferSize;
+  PEI_CPU_DATA                   *CpuData;
+  volatile MP_CPU_EXCHANGE_INFO  *MpCpuExchangeInfo;
+};
+
 /**
   Assembly code to get starting address and size of the rendezvous entry for APs.
   Information for fixing a jump instruction in the code is also returned.
-- 
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