1 /** @file
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.
5
6 Copyright (c) 2014 - 2016, 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.
11
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.
14
15 **/
16
17
18 #include <PiPei.h>
19
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>
34
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>
40 #include <FspEas.h>
41 #include <FspStatusCode.h>
42
43 extern EFI_GUID gFspHobGuid;
44
45 /**
46 Call FspMemoryInit API.
47
48 @return Status returned by FspMemoryInit API.
49 **/
50 EFI_STATUS
PeiFspMemoryInit(VOID)51 PeiFspMemoryInit (
52 VOID
53 )
54 {
55 FSP_INFO_HEADER *FspmHeaderPtr;
56 EFI_STATUS Status;
57 UINT64 TimeStampCounterStart;
58 VOID *FspHobListPtr;
59 VOID *HobData;
60 FSPM_UPD_COMMON *FspmUpdDataPtr;
61 UINTN *SourceData;
62
63 DEBUG ((DEBUG_INFO, "PeiFspMemoryInit enter\n"));
64
65 FspHobListPtr = NULL;
66
67 //
68 // Copy default FSP-M UPD data from Flash
69 //
70 FspmHeaderPtr = (FSP_INFO_HEADER *)FspFindFspHeader (PcdGet32 (PcdFspmBaseAddress));
71 DEBUG ((DEBUG_INFO, "FspmHeaderPtr - 0x%x\n", FspmHeaderPtr));
72 if (FspmHeaderPtr == NULL) {
73 return EFI_DEVICE_ERROR;
74 }
75
76 FspmUpdDataPtr = (FSPM_UPD_COMMON *)AllocateZeroPool ((UINTN)FspmHeaderPtr->CfgRegionSize);
77 ASSERT (FspmUpdDataPtr != NULL);
78 SourceData = (UINTN *)((UINTN)FspmHeaderPtr->ImageBase + (UINTN)FspmHeaderPtr->CfgRegionOffset);
79 CopyMem (FspmUpdDataPtr, SourceData, (UINTN)FspmHeaderPtr->CfgRegionSize);
80
81 DEBUG ((DEBUG_INFO, "UpdateFspmUpdData enter\n"));
82 UpdateFspmUpdData ((VOID *)FspmUpdDataPtr);
83 DEBUG ((DEBUG_INFO, " NvsBufferPtr - 0x%x\n", FspmUpdDataPtr->FspmArchUpd.NvsBufferPtr));
84 DEBUG ((DEBUG_INFO, " StackBase - 0x%x\n", FspmUpdDataPtr->FspmArchUpd.StackBase));
85 DEBUG ((DEBUG_INFO, " StackSize - 0x%x\n", FspmUpdDataPtr->FspmArchUpd.StackSize));
86 DEBUG ((DEBUG_INFO, " BootLoaderTolumSize - 0x%x\n", FspmUpdDataPtr->FspmArchUpd.BootLoaderTolumSize));
87 DEBUG ((DEBUG_INFO, " BootMode - 0x%x\n", FspmUpdDataPtr->FspmArchUpd.BootMode));
88 DEBUG ((DEBUG_INFO, " HobListPtr - 0x%x\n", &FspHobListPtr));
89
90 TimeStampCounterStart = AsmReadTsc ();
91 Status = CallFspMemoryInit (FspmUpdDataPtr, &FspHobListPtr);
92 // Create hobs after memory initialization and not in temp RAM. Hence passing the recorded timestamp here
93 PERF_START_EX(&gFspApiPerformanceGuid, "EventRec", NULL, TimeStampCounterStart, FSP_STATUS_CODE_MEMORY_INIT | FSP_STATUS_CODE_COMMON_CODE | FSP_STATUS_CODE_API_ENTRY);
94 PERF_END_EX(&gFspApiPerformanceGuid, "EventRec", NULL, 0, FSP_STATUS_CODE_MEMORY_INIT | FSP_STATUS_CODE_COMMON_CODE | FSP_STATUS_CODE_API_EXIT);
95 DEBUG ((DEBUG_INFO, "Total time spent executing FspMemoryInitApi: %d millisecond\n", DivU64x32 (GetTimeInNanoSecond (AsmReadTsc () - TimeStampCounterStart), 1000000)));
96
97 //
98 // Reset the system if FSP API returned FSP_STATUS_RESET_REQUIRED status
99 //
100 if ((Status >= FSP_STATUS_RESET_REQUIRED_COLD) && (Status <= FSP_STATUS_RESET_REQUIRED_8)) {
101 DEBUG((DEBUG_INFO, "FspMemoryInitApi requested reset 0x%x\n", Status));
102 CallFspWrapperResetSystem ((UINT32)Status);
103 }
104
105 if (EFI_ERROR(Status)) {
106 DEBUG ((DEBUG_ERROR, "ERROR - Failed to execute FspMemoryInitApi(), Status = %r\n", Status));
107 }
108 DEBUG((DEBUG_INFO, "FspMemoryInit status: 0x%x\n", Status));
109 ASSERT_EFI_ERROR (Status);
110
111
112 Status = TestFspMemoryInitApiOutput (FspmUpdDataPtr, &FspHobListPtr);
113 if (EFI_ERROR (Status)) {
114 DEBUG ((DEBUG_ERROR, "ERROR - TestFspMemoryInitApiOutput () fail, Status = %r\n", Status));
115 }
116
117 DEBUG ((DEBUG_INFO, " FspHobListPtr (returned) - 0x%x\n", FspHobListPtr));
118 ASSERT (FspHobListPtr != NULL);
119
120 PostFspmHobProcess (FspHobListPtr);
121
122 //
123 // FspHobList is not complete at this moment.
124 // Save FspHobList pointer to hob, so that it can be got later
125 //
126 HobData = BuildGuidHob (
127 &gFspHobGuid,
128 sizeof (VOID *)
129 );
130 ASSERT (HobData != NULL);
131 CopyMem (HobData, &FspHobListPtr, sizeof (FspHobListPtr));
132
133 return Status;
134 }
135
136 /**
137 Do FSP initialization.
138
139 @return FSP initialization status.
140 **/
141 EFI_STATUS
142 EFIAPI
FspmWrapperInit(VOID)143 FspmWrapperInit (
144 VOID
145 )
146 {
147 EFI_STATUS Status;
148
149 Status = PeiFspMemoryInit ();
150 ASSERT_EFI_ERROR (Status);
151
152 return Status;
153 }
154
155 /**
156 This is the entrypoint of PEIM
157
158 @param[in] FileHandle Handle of the file being invoked.
159 @param[in] PeiServices Describes the list of possible PEI Services.
160
161 @retval EFI_SUCCESS if it completed successfully.
162 **/
163 EFI_STATUS
164 EFIAPI
FspmWrapperPeimEntryPoint(IN EFI_PEI_FILE_HANDLE FileHandle,IN CONST EFI_PEI_SERVICES ** PeiServices)165 FspmWrapperPeimEntryPoint (
166 IN EFI_PEI_FILE_HANDLE FileHandle,
167 IN CONST EFI_PEI_SERVICES **PeiServices
168 )
169 {
170 DEBUG((DEBUG_INFO, "FspmWrapperPeimEntryPoint\n"));
171
172 FspmWrapperInit ();
173
174 return EFI_SUCCESS;
175 }
176