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6ae81428 | 1 | /**@file\r |
8879d432 | 2 | \r |
3e570e6e | 3 | Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>\r |
9d2eedba | 4 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
8879d432 | 5 | \r |
6 | Module Name:\r | |
7 | \r | |
8 | MiscSubclassDriverEntryPoint.c\r | |
9 | \r | |
10 | Abstract:\r | |
11 | \r | |
12 | This driver parses the mMiscSubclassDataTable structure and reports\r | |
13 | any generated data to the DataHub.\r | |
14 | \r | |
6ae81428 | 15 | **/\r |
8879d432 | 16 | \r |
8879d432 | 17 | #include "MiscSubclassDriver.h"\r |
18 | \r | |
1fdd39d3 | 19 | EFI_HII_HANDLE mHiiHandle;\r |
8879d432 | 20 | \r |
1fdd39d3 | 21 | /**\r |
22 | This is the standard EFI driver point that detects whether there is a\r | |
23 | MemoryConfigurationData Variable and, if so, reports memory configuration info\r | |
24 | to the DataHub.\r | |
8879d432 | 25 | \r |
1fdd39d3 | 26 | @param ImageHandle Handle for the image of this driver\r |
27 | @param SystemTable Pointer to the EFI System Table\r | |
8879d432 | 28 | \r |
1fdd39d3 | 29 | @return EFI_SUCCESS if the data is successfully reported\r |
30 | @return EFI_NOT_FOUND if the HOB list could not be located.\r | |
31 | \r | |
32 | **/\r | |
8879d432 | 33 | EFI_STATUS\r |
1fdd39d3 | 34 | LogMemorySmbiosRecord (\r |
35 | VOID\r | |
8879d432 | 36 | )\r |
8879d432 | 37 | {\r |
1fdd39d3 | 38 | EFI_STATUS Status;\r |
39 | UINT64 TotalMemorySize;\r | |
40 | UINT8 NumSlots;\r | |
41 | SMBIOS_TABLE_TYPE19 *Type19Record;\r | |
42 | EFI_SMBIOS_HANDLE MemArrayMappedAddrSmbiosHandle;\r | |
43 | EFI_SMBIOS_PROTOCOL *Smbios;\r | |
44 | CHAR16 *Nt32MemString;\r | |
45 | \r | |
46 | Status = gBS->LocateProtocol (&gEfiSmbiosProtocolGuid, NULL, (VOID**)&Smbios);\r | |
47 | ASSERT_EFI_ERROR (Status);\r | |
48 | \r | |
49 | NumSlots = 1;\r | |
8879d432 | 50 | \r |
51 | //\r | |
1fdd39d3 | 52 | // Process Memory String in form size!size ...\r |
53 | // So 64!64 is 128 MB\r | |
8879d432 | 54 | //\r |
1fdd39d3 | 55 | Nt32MemString = PcdGetPtr (PcdWinNtMemorySize);\r |
56 | for (TotalMemorySize = 0; *Nt32MemString != '\0';) {\r | |
57 | TotalMemorySize += StrDecimalToUint64 (Nt32MemString);\r | |
58 | while (*Nt32MemString != '\0') {\r | |
59 | if (*Nt32MemString == '!') {\r | |
60 | Nt32MemString++; \r | |
61 | break;\r | |
62 | }\r | |
63 | Nt32MemString++;\r | |
64 | }\r | |
8879d432 | 65 | }\r |
1fdd39d3 | 66 | \r |
67 | //\r | |
68 | // Convert Total Memory Size to based on KiloByte\r | |
8879d432 | 69 | //\r |
1fdd39d3 | 70 | TotalMemorySize = LShiftU64 (TotalMemorySize, 20);\r |
8879d432 | 71 | //\r |
1fdd39d3 | 72 | // Generate Memory Array Mapped Address info\r |
73 | //\r | |
3e570e6e | 74 | Type19Record = AllocateZeroPool(sizeof (SMBIOS_TABLE_TYPE19) + 2);\r |
1fdd39d3 | 75 | Type19Record->Hdr.Type = EFI_SMBIOS_TYPE_MEMORY_ARRAY_MAPPED_ADDRESS;\r |
76 | Type19Record->Hdr.Length = sizeof(SMBIOS_TABLE_TYPE19);\r | |
77 | Type19Record->Hdr.Handle = 0;\r | |
78 | Type19Record->StartingAddress = 0;\r | |
79 | Type19Record->EndingAddress = (UINT32)RShiftU64(TotalMemorySize, 10) - 1;\r | |
80 | Type19Record->MemoryArrayHandle = 0;\r | |
81 | Type19Record->PartitionWidth = (UINT8)(NumSlots); \r | |
8879d432 | 82 | \r |
83 | //\r | |
1fdd39d3 | 84 | // Generate Memory Array Mapped Address info (TYPE 19)\r |
8879d432 | 85 | //\r |
7ee85aa2 SZ |
86 | Status = AddSmbiosRecord (Smbios, &MemArrayMappedAddrSmbiosHandle, (EFI_SMBIOS_TABLE_HEADER*) Type19Record);\r |
87 | \r | |
1fdd39d3 | 88 | FreePool(Type19Record);\r |
89 | ASSERT_EFI_ERROR (Status);\r | |
8879d432 | 90 | \r |
b397fbbb | 91 | return Status;\r |
8879d432 | 92 | }\r |
93 | \r | |
94 | \r | |
95 | EFI_STATUS\r | |
96 | EFIAPI\r | |
97 | MiscSubclassDriverEntryPoint (\r | |
98 | IN EFI_HANDLE ImageHandle,\r | |
99 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
100 | )\r | |
101 | /*++\r | |
102 | Description:\r | |
103 | \r | |
104 | Standard EFI driver point. This driver parses the mMiscSubclassDataTable\r | |
105 | structure and reports any generated data to the DataHub.\r | |
106 | \r | |
107 | Arguments:\r | |
108 | \r | |
109 | ImageHandle\r | |
110 | Handle for the image of this driver\r | |
111 | \r | |
112 | SystemTable\r | |
113 | Pointer to the EFI System Table\r | |
114 | \r | |
115 | Returns:\r | |
116 | \r | |
117 | EFI_SUCCESS\r | |
118 | The data was successfully reported to the Data Hub.\r | |
119 | \r | |
120 | --*/\r | |
121 | {\r | |
1fdd39d3 | 122 | UINTN Index;\r |
123 | EFI_STATUS EfiStatus;\r | |
124 | EFI_SMBIOS_PROTOCOL *Smbios; \r | |
8879d432 | 125 | \r |
1fdd39d3 | 126 | EfiStatus = gBS->LocateProtocol(&gEfiSmbiosProtocolGuid, NULL, (VOID**)&Smbios);\r |
8879d432 | 127 | \r |
1fdd39d3 | 128 | if (EFI_ERROR(EfiStatus)) {\r |
129 | DEBUG((EFI_D_ERROR, "Could not locate SMBIOS protocol. %r\n", EfiStatus));\r | |
130 | return EfiStatus;\r | |
8879d432 | 131 | }\r |
8879d432 | 132 | \r |
1fdd39d3 | 133 | mHiiHandle = HiiAddPackages (\r |
134 | &gEfiCallerIdGuid,\r | |
135 | NULL,\r | |
136 | MiscSubclassStrings,\r | |
137 | NULL\r | |
138 | );\r | |
139 | ASSERT (mHiiHandle != NULL);\r | |
140 | \r | |
141 | for (Index = 0; Index < mMiscSubclassDataTableEntries; ++Index) {\r | |
8879d432 | 142 | //\r |
1fdd39d3 | 143 | // If the entry have a function pointer, just log the data.\r |
8879d432 | 144 | //\r |
1fdd39d3 | 145 | if (mMiscSubclassDataTable[Index].Function != NULL) {\r |
146 | EfiStatus = (*mMiscSubclassDataTable[Index].Function)(\r | |
8879d432 | 147 | mMiscSubclassDataTable[Index].RecordData,\r |
1fdd39d3 | 148 | Smbios\r |
8879d432 | 149 | );\r |
b397fbbb | 150 | \r |
1fdd39d3 | 151 | if (EFI_ERROR(EfiStatus)) {\r |
152 | DEBUG((EFI_D_ERROR, "Misc smbios store error. Index=%d, ReturnStatus=%r\n", Index, EfiStatus));\r | |
153 | return EfiStatus;\r | |
b397fbbb | 154 | }\r |
8879d432 | 155 | }\r |
8879d432 | 156 | }\r |
157 | \r | |
8879d432 | 158 | //\r |
1fdd39d3 | 159 | // Log Memory SMBIOS Record\r |
8879d432 | 160 | //\r |
1fdd39d3 | 161 | EfiStatus = LogMemorySmbiosRecord();\r |
162 | return EfiStatus;\r | |
8879d432 | 163 | }\r |
7ee85aa2 SZ |
164 | \r |
165 | /**\r | |
166 | Add an SMBIOS record.\r | |
167 | \r | |
168 | @param Smbios The EFI_SMBIOS_PROTOCOL instance.\r | |
169 | @param SmbiosHandle A unique handle will be assigned to the SMBIOS record.\r | |
170 | @param Record The data for the fixed portion of the SMBIOS record. The format of the record is\r | |
171 | determined by EFI_SMBIOS_TABLE_HEADER.Type. The size of the formatted area is defined \r | |
172 | by EFI_SMBIOS_TABLE_HEADER.Length and either followed by a double-null (0x0000) or \r | |
173 | a set of null terminated strings and a null.\r | |
174 | \r | |
175 | @retval EFI_SUCCESS Record was added.\r | |
176 | @retval EFI_OUT_OF_RESOURCES Record was not added due to lack of system resources.\r | |
177 | \r | |
178 | **/\r | |
179 | EFI_STATUS\r | |
180 | AddSmbiosRecord (\r | |
181 | IN EFI_SMBIOS_PROTOCOL *Smbios,\r | |
182 | OUT EFI_SMBIOS_HANDLE *SmbiosHandle,\r | |
183 | IN EFI_SMBIOS_TABLE_HEADER *Record\r | |
184 | )\r | |
185 | {\r | |
186 | *SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED;\r | |
187 | return Smbios->Add (\r | |
188 | Smbios,\r | |
189 | NULL,\r | |
190 | SmbiosHandle,\r | |
191 | Record\r | |
192 | );\r | |
193 | }\r | |
194 | \r |