2 This will be invoked only once. It will call FspMemoryInit API,
3 register TemporaryRamDonePpi to call TempRamExit API, and register MemoryDiscoveredPpi
4 notify to call FspSiliconInit API.
6 Copyright (c) 2014 - 2017, Intel Corporation. All rights reserved.<BR>
7 This program and the accompanying materials
8 are licensed and made available under the terms and conditions of the BSD License
9 which accompanies this distribution. The full text of the license may be found at
10 http://opensource.org/licenses/bsd-license.php.
12 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
13 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
20 #include <Library/PeimEntryPoint.h>
21 #include <Library/PeiServicesLib.h>
22 #include <Library/PeiServicesTablePointerLib.h>
23 #include <Library/BaseLib.h>
24 #include <Library/DebugLib.h>
25 #include <Library/BaseMemoryLib.h>
26 #include <Library/MemoryAllocationLib.h>
27 #include <Library/HobLib.h>
28 #include <Library/PcdLib.h>
29 #include <Library/TimerLib.h>
30 #include <Library/PerformanceLib.h>
31 #include <Library/FspWrapperPlatformLib.h>
32 #include <Library/FspWrapperHobProcessLib.h>
33 #include <Library/FspWrapperApiLib.h>
35 #include <Ppi/FspSiliconInitDone.h>
36 #include <Ppi/EndOfPeiPhase.h>
37 #include <Ppi/MemoryDiscovered.h>
38 #include <Ppi/SecPlatformInformation.h>
39 #include <Library/FspWrapperApiTestLib.h>
41 #include <FspStatusCode.h>
43 extern EFI_GUID gFspHobGuid
;
46 Call FspMemoryInit API.
48 @return Status returned by FspMemoryInit API.
55 FSP_INFO_HEADER
*FspmHeaderPtr
;
57 UINT64 TimeStampCounterStart
;
60 FSPM_UPD_COMMON
*FspmUpdDataPtr
;
63 DEBUG ((DEBUG_INFO
, "PeiFspMemoryInit enter\n"));
66 FspmUpdDataPtr
= NULL
;
68 FspmHeaderPtr
= (FSP_INFO_HEADER
*)FspFindFspHeader (PcdGet32 (PcdFspmBaseAddress
));
69 DEBUG ((DEBUG_INFO
, "FspmHeaderPtr - 0x%x\n", FspmHeaderPtr
));
70 if (FspmHeaderPtr
== NULL
) {
71 return EFI_DEVICE_ERROR
;
74 if (PcdGet32 (PcdFspmUpdDataAddress
) == 0 && (FspmHeaderPtr
->CfgRegionSize
!= 0) && (FspmHeaderPtr
->CfgRegionOffset
!= 0)) {
76 // Copy default FSP-M UPD data from Flash
78 FspmUpdDataPtr
= (FSPM_UPD_COMMON
*)AllocateZeroPool ((UINTN
)FspmHeaderPtr
->CfgRegionSize
);
79 ASSERT (FspmUpdDataPtr
!= NULL
);
80 SourceData
= (UINTN
*)((UINTN
)FspmHeaderPtr
->ImageBase
+ (UINTN
)FspmHeaderPtr
->CfgRegionOffset
);
81 CopyMem (FspmUpdDataPtr
, SourceData
, (UINTN
)FspmHeaderPtr
->CfgRegionSize
);
84 // External UPD is ready, get the buffer from PCD pointer.
86 FspmUpdDataPtr
= (FSPM_UPD_COMMON
*)PcdGet32 (PcdFspmUpdDataAddress
);
87 ASSERT (FspmUpdDataPtr
!= NULL
);
90 DEBUG ((DEBUG_INFO
, "UpdateFspmUpdData enter\n"));
91 UpdateFspmUpdData ((VOID
*)FspmUpdDataPtr
);
92 DEBUG ((DEBUG_INFO
, " NvsBufferPtr - 0x%x\n", FspmUpdDataPtr
->FspmArchUpd
.NvsBufferPtr
));
93 DEBUG ((DEBUG_INFO
, " StackBase - 0x%x\n", FspmUpdDataPtr
->FspmArchUpd
.StackBase
));
94 DEBUG ((DEBUG_INFO
, " StackSize - 0x%x\n", FspmUpdDataPtr
->FspmArchUpd
.StackSize
));
95 DEBUG ((DEBUG_INFO
, " BootLoaderTolumSize - 0x%x\n", FspmUpdDataPtr
->FspmArchUpd
.BootLoaderTolumSize
));
96 DEBUG ((DEBUG_INFO
, " BootMode - 0x%x\n", FspmUpdDataPtr
->FspmArchUpd
.BootMode
));
97 DEBUG ((DEBUG_INFO
, " HobListPtr - 0x%x\n", &FspHobListPtr
));
99 TimeStampCounterStart
= AsmReadTsc ();
100 Status
= CallFspMemoryInit (FspmUpdDataPtr
, &FspHobListPtr
);
101 // Create hobs after memory initialization and not in temp RAM. Hence passing the recorded timestamp here
102 PERF_START_EX(&gFspApiPerformanceGuid
, "EventRec", NULL
, TimeStampCounterStart
, FSP_STATUS_CODE_MEMORY_INIT
| FSP_STATUS_CODE_COMMON_CODE
| FSP_STATUS_CODE_API_ENTRY
);
103 PERF_END_EX(&gFspApiPerformanceGuid
, "EventRec", NULL
, 0, FSP_STATUS_CODE_MEMORY_INIT
| FSP_STATUS_CODE_COMMON_CODE
| FSP_STATUS_CODE_API_EXIT
);
104 DEBUG ((DEBUG_INFO
, "Total time spent executing FspMemoryInitApi: %d millisecond\n", DivU64x32 (GetTimeInNanoSecond (AsmReadTsc () - TimeStampCounterStart
), 1000000)));
107 // Reset the system if FSP API returned FSP_STATUS_RESET_REQUIRED status
109 if ((Status
>= FSP_STATUS_RESET_REQUIRED_COLD
) && (Status
<= FSP_STATUS_RESET_REQUIRED_8
)) {
110 DEBUG((DEBUG_INFO
, "FspMemoryInitApi requested reset 0x%x\n", Status
));
111 CallFspWrapperResetSystem ((UINT32
)Status
);
114 if (EFI_ERROR(Status
)) {
115 DEBUG ((DEBUG_ERROR
, "ERROR - Failed to execute FspMemoryInitApi(), Status = %r\n", Status
));
117 DEBUG((DEBUG_INFO
, "FspMemoryInit status: 0x%x\n", Status
));
118 ASSERT_EFI_ERROR (Status
);
121 Status
= TestFspMemoryInitApiOutput (FspmUpdDataPtr
, &FspHobListPtr
);
122 if (EFI_ERROR (Status
)) {
123 DEBUG ((DEBUG_ERROR
, "ERROR - TestFspMemoryInitApiOutput () fail, Status = %r\n", Status
));
126 DEBUG ((DEBUG_INFO
, " FspHobListPtr (returned) - 0x%x\n", FspHobListPtr
));
127 ASSERT (FspHobListPtr
!= NULL
);
129 PostFspmHobProcess (FspHobListPtr
);
132 // FspHobList is not complete at this moment.
133 // Save FspHobList pointer to hob, so that it can be got later
135 HobData
= BuildGuidHob (
139 ASSERT (HobData
!= NULL
);
140 CopyMem (HobData
, &FspHobListPtr
, sizeof (FspHobListPtr
));
146 Do FSP initialization.
148 @return FSP initialization status.
158 Status
= PeiFspMemoryInit ();
159 ASSERT_EFI_ERROR (Status
);
165 This is the entrypoint of PEIM
167 @param[in] FileHandle Handle of the file being invoked.
168 @param[in] PeiServices Describes the list of possible PEI Services.
170 @retval EFI_SUCCESS if it completed successfully.
174 FspmWrapperPeimEntryPoint (
175 IN EFI_PEI_FILE_HANDLE FileHandle
,
176 IN CONST EFI_PEI_SERVICES
**PeiServices
179 DEBUG((DEBUG_INFO
, "FspmWrapperPeimEntryPoint\n"));