2 Definitions to install Multiple Processor PPI.
4 Copyright (c) 2015 - 2016, Intel Corporation. All rights reserved.<BR>
5 This program and the accompanying materials
6 are licensed and made available under the terms and conditions of the BSD License
7 which accompanies this distribution. The full text of the license may be found at
8 http://opensource.org/licenses/bsd-license.php
10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
15 #ifndef _CPU_MP_PEI_H_
16 #define _CPU_MP_PEI_H_
20 #include <Ppi/MpServices.h>
21 #include <Ppi/SecPlatformInformation.h>
22 #include <Ppi/SecPlatformInformation2.h>
23 #include <Ppi/EndOfPeiPhase.h>
24 #include <Ppi/VectorHandoffInfo.h>
26 #include <Register/Cpuid.h>
27 #include <Register/LocalApic.h>
29 #include <Library/BaseLib.h>
30 #include <Library/BaseMemoryLib.h>
31 #include <Library/DebugLib.h>
32 #include <Library/HobLib.h>
33 #include <Library/LocalApicLib.h>
34 #include <Library/MtrrLib.h>
35 #include <Library/PcdLib.h>
36 #include <Library/PeimEntryPoint.h>
37 #include <Library/PeiServicesLib.h>
38 #include <Library/ReportStatusCodeLib.h>
39 #include <Library/SynchronizationLib.h>
40 #include <Library/TimerLib.h>
41 #include <Library/UefiCpuLib.h>
42 #include <Library/CpuLib.h>
43 #include <Library/CpuExceptionHandlerLib.h>
45 #include "Microcode.h"
56 #define WAKEUP_AP_SIGNAL SIGNATURE_32 ('S', 'T', 'A', 'P')
65 // AP reset code information
68 UINT8
*RendezvousFunnelAddress
;
69 UINTN PModeEntryOffset
;
70 UINTN LModeEntryOffset
;
71 UINTN RendezvousFunnelSize
;
72 } MP_ASSEMBLY_ADDRESS_MAP
;
75 // CPU exchange information for switch BSP
78 UINT8 State
; // offset 0
79 UINTN StackPointer
; // offset 4 / 8
80 IA32_DESCRIPTOR Gdtr
; // offset 8 / 16
81 IA32_DESCRIPTOR Idtr
; // offset 14 / 26
82 } CPU_EXCHANGE_ROLE_INFO
;
84 typedef struct _PEI_CPU_MP_DATA PEI_CPU_MP_DATA
;
89 // MP CPU exchange information for AP reset code
90 // This structure is required to be packed because fixed field offsets
91 // into this structure are used in assembly code in this module
98 IA32_DESCRIPTOR GdtrProfile
;
99 IA32_DESCRIPTOR IdtrProfile
;
102 UINTN NumApsExecuting
;
107 PEI_CPU_MP_DATA
*PeiCpuMpData
;
108 } MP_CPU_EXCHANGE_INFO
;
122 } CPU_VOLATILE_REGISTERS
;
125 volatile UINT32
*StartupApSignal
;
127 EFI_HEALTH_FLAGS Health
;
130 CPU_VOLATILE_REGISTERS VolatileRegisters
;
134 // PEI CPU MP Data save in memory
136 struct _PEI_CPU_MP_DATA
{
141 UINTN CpuApStackSize
;
142 MP_ASSEMBLY_ADDRESS_MAP AddressMap
;
145 UINTN BackupBufferSize
;
147 UINTN ApFunctionArgument
;
148 volatile UINT32 FinishedCount
;
149 BOOLEAN EndOfPeiFlag
;
151 BOOLEAN X2ApicEnable
;
152 CPU_EXCHANGE_ROLE_INFO BSPInfo
;
153 CPU_EXCHANGE_ROLE_INFO APInfo
;
154 MTRR_SETTINGS MtrrTable
;
156 UINT8 ApTargetCState
;
157 PEI_CPU_DATA
*CpuData
;
158 volatile MP_CPU_EXCHANGE_INFO
*MpCpuExchangeInfo
;
160 extern EFI_PEI_PPI_DESCRIPTOR mPeiCpuMpPpiDesc
;
164 Assembly code to get starting address and size of the rendezvous entry for APs.
165 Information for fixing a jump instruction in the code is also returned.
167 @param AddressMap Output buffer for address map information.
172 OUT MP_ASSEMBLY_ADDRESS_MAP
*AddressMap
176 Assembly code to load GDT table and update segment accordingly.
178 @param Gdtr Pointer to GDT descriptor
183 IN IA32_DESCRIPTOR
*Gdtr
187 Get available system memory below 1MB by specified size.
189 @param PeiCpuMpData Pointer to PEI CPU MP Data
192 BackupAndPrepareWakeupBuffer(
193 IN PEI_CPU_MP_DATA
*PeiCpuMpData
197 Restore wakeup buffer data.
199 @param PeiCpuMpData Pointer to PEI CPU MP Data
203 IN PEI_CPU_MP_DATA
*PeiCpuMpData
207 Notify function on End Of Pei PPI.
209 On S3 boot, this function will restore wakeup buffer data.
210 On normal boot, this function will flag wakeup buffer to be un-used type.
212 @param PeiServices The pointer to the PEI Services Table.
213 @param NotifyDescriptor Address of the notification descriptor data structure.
214 @param Ppi Address of the PPI that was installed.
216 @retval EFI_SUCCESS When everything is OK.
221 CpuMpEndOfPeiCallback (
222 IN EFI_PEI_SERVICES
**PeiServices
,
223 IN EFI_PEI_NOTIFY_DESCRIPTOR
*NotifyDescriptor
,
228 This function will be called by BSP to wakeup AP.
230 @param PeiCpuMpData Pointer to PEI CPU MP Data
231 @param Broadcast TRUE: Send broadcast IPI to all APs
232 FALSE: Send IPI to AP by ApicId
233 @param ProcessorNumber The handle number of specified processor
234 @param Procedure The function to be invoked by AP
235 @param ProcedureArgument The argument to be passed into AP function
239 IN PEI_CPU_MP_DATA
*PeiCpuMpData
,
240 IN BOOLEAN Broadcast
,
241 IN UINTN ProcessorNumber
,
242 IN EFI_AP_PROCEDURE Procedure
, OPTIONAL
243 IN VOID
*ProcedureArgument OPTIONAL
247 Get CPU MP Data pointer from the Guided HOB.
249 @return Pointer to Pointer to PEI CPU MP Data
257 Find the current Processor number by APIC ID.
259 @param PeiCpuMpData Pointer to PEI CPU MP Data
260 @param ProcessorNumber Return the pocessor number found
262 @retval EFI_SUCCESS ProcessorNumber is found and returned.
263 @retval EFI_NOT_FOUND ProcessorNumber is not found.
267 IN PEI_CPU_MP_DATA
*PeiCpuMpData
,
268 OUT UINTN
*ProcessorNumber
272 Collects BIST data from PPI.
274 This function collects BIST data from Sec Platform Information2 PPI
275 or SEC Platform Information PPI.
277 @param PeiServices Pointer to PEI Services Table
278 @param PeiCpuMpData Pointer to PEI CPU MP Data
282 CollectBistDataFromPpi (
283 IN CONST EFI_PEI_SERVICES
**PeiServices
,
284 IN PEI_CPU_MP_DATA
*PeiCpuMpData
288 Implementation of the PlatformInformation2 service in EFI_SEC_PLATFORM_INFORMATION2_PPI.
290 @param PeiServices The pointer to the PEI Services Table.
291 @param StructureSize The pointer to the variable describing size of the input buffer.
292 @param PlatformInformationRecord2 The pointer to the EFI_SEC_PLATFORM_INFORMATION_RECORD2.
294 @retval EFI_SUCCESS The data was successfully returned.
295 @retval EFI_BUFFER_TOO_SMALL The buffer was too small. The current buffer size needed to
296 hold the record is returned in StructureSize.
301 SecPlatformInformation2 (
302 IN CONST EFI_PEI_SERVICES
**PeiServices
,
303 IN OUT UINT64
*StructureSize
,
304 OUT EFI_SEC_PLATFORM_INFORMATION_RECORD2
*PlatformInformationRecord2
308 Detect whether specified processor can find matching microcode patch and load it.
310 @param PeiCpuMpData Pointer to PEI CPU MP Data
314 IN PEI_CPU_MP_DATA
*PeiCpuMpData