]>
Commit | Line | Data |
---|---|---|
1 | /** @file\r | |
2 | This PEIM will parse coreboot table in memory and report resource information into pei core. \r | |
3 | This file contains the main entrypoint of the PEIM.\r | |
4 | \r | |
5 | Copyright (c) 2014, Intel Corporation. All rights reserved.<BR>\r | |
6 | This program and the accompanying materials\r | |
7 | are licensed and made available under the terms and conditions of the BSD License\r | |
8 | which accompanies this distribution. The full text of the license may be found at\r | |
9 | http://opensource.org/licenses/bsd-license.php\r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | \r | |
14 | **/\r | |
15 | #include "CbSupportPei.h"\r | |
16 | \r | |
17 | EFI_MEMORY_TYPE_INFORMATION mDefaultMemoryTypeInformation[] = {\r | |
18 | { EfiACPIReclaimMemory, 0x008 }, \r | |
19 | { EfiACPIMemoryNVS, 0x004 }, \r | |
20 | { EfiReservedMemoryType, 0x004 }, \r | |
21 | { EfiRuntimeServicesData, 0x080 },\r | |
22 | { EfiRuntimeServicesCode, 0x080 },\r | |
23 | { EfiMaxMemoryType, 0 }\r | |
24 | };\r | |
25 | \r | |
26 | EFI_PEI_PPI_DESCRIPTOR mPpiBootMode[] = {\r | |
27 | {\r | |
28 | EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST,\r | |
29 | &gEfiPeiMasterBootModePpiGuid,\r | |
30 | NULL\r | |
31 | }\r | |
32 | };\r | |
33 | \r | |
34 | /**\r | |
35 | Create memory mapped io resource hob. \r | |
36 | \r | |
37 | @param MmioBase Base address of the memory mapped io range\r | |
38 | @param MmioSize Length of the memory mapped io range\r | |
39 | \r | |
40 | **/\r | |
41 | VOID\r | |
42 | BuildMemoryMappedIoRangeHob (\r | |
43 | EFI_PHYSICAL_ADDRESS MmioBase,\r | |
44 | UINT64 MmioSize\r | |
45 | )\r | |
46 | {\r | |
47 | BuildResourceDescriptorHob (\r | |
48 | EFI_RESOURCE_MEMORY_MAPPED_IO,\r | |
49 | (EFI_RESOURCE_ATTRIBUTE_PRESENT |\r | |
50 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
51 | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |\r | |
52 | EFI_RESOURCE_ATTRIBUTE_TESTED),\r | |
53 | MmioBase,\r | |
54 | MmioSize\r | |
55 | );\r | |
56 | \r | |
57 | BuildMemoryAllocationHob (\r | |
58 | MmioBase,\r | |
59 | MmioSize,\r | |
60 | EfiMemoryMappedIO\r | |
61 | ); \r | |
62 | }\r | |
63 | \r | |
64 | /**\r | |
65 | Check the integrity of firmware volume header\r | |
66 | \r | |
67 | @param[in] FwVolHeader A pointer to a firmware volume header\r | |
68 | \r | |
69 | @retval TRUE The firmware volume is consistent\r | |
70 | @retval FALSE The firmware volume has corrupted.\r | |
71 | \r | |
72 | **/\r | |
73 | STATIC\r | |
74 | BOOLEAN\r | |
75 | IsFvHeaderValid (\r | |
76 | IN EFI_FIRMWARE_VOLUME_HEADER *FwVolHeader\r | |
77 | )\r | |
78 | {\r | |
79 | UINT16 Checksum;\r | |
80 | \r | |
81 | // Skip nv storage fv\r | |
82 | if (CompareMem (&FwVolHeader->FileSystemGuid, &gEfiFirmwareFileSystem2Guid, sizeof(EFI_GUID)) != 0 ) {\r | |
83 | return FALSE;\r | |
84 | }\r | |
85 | \r | |
86 | if ( (FwVolHeader->Revision != EFI_FVH_REVISION) ||\r | |
87 | (FwVolHeader->Signature != EFI_FVH_SIGNATURE) ||\r | |
88 | (FwVolHeader->FvLength == ((UINTN) -1)) ||\r | |
89 | ((FwVolHeader->HeaderLength & 0x01 ) !=0) ) {\r | |
90 | return FALSE;\r | |
91 | }\r | |
92 | \r | |
93 | Checksum = CalculateCheckSum16 ((UINT16 *) FwVolHeader, FwVolHeader->HeaderLength);\r | |
94 | if (Checksum != 0) {\r | |
95 | DEBUG (( DEBUG_ERROR,\r | |
96 | "ERROR - Invalid Firmware Volume Header Checksum, change 0x%04x to 0x%04x\r\n",\r | |
97 | FwVolHeader->Checksum,\r | |
98 | (UINT16)( Checksum + FwVolHeader->Checksum )));\r | |
99 | return FALSE;\r | |
100 | }\r | |
101 | \r | |
102 | return TRUE; \r | |
103 | }\r | |
104 | \r | |
105 | /**\r | |
106 | Install FvInfo PPI and create fv hobs for remained fvs\r | |
107 | \r | |
108 | **/\r | |
109 | VOID\r | |
110 | CbPeiReportRemainedFvs (\r | |
111 | VOID\r | |
112 | )\r | |
113 | {\r | |
114 | UINT8* TempPtr;\r | |
115 | UINT8* EndPtr;\r | |
116 | \r | |
117 | TempPtr = (UINT8* )(UINTN) PcdGet32 (PcdPayloadFdMemBase);\r | |
118 | EndPtr = (UINT8* )(UINTN) (PcdGet32 (PcdPayloadFdMemBase) + PcdGet32 (PcdPayloadFdMemSize));\r | |
119 | \r | |
120 | for (;TempPtr < EndPtr;) {\r | |
121 | if (IsFvHeaderValid ((EFI_FIRMWARE_VOLUME_HEADER* )TempPtr)) {\r | |
122 | if (TempPtr != (UINT8* )(UINTN) PcdGet32 (PcdPayloadFdMemBase)) {\r | |
123 | // Skip the PEI FV\r | |
124 | DEBUG((EFI_D_ERROR, "Found one valid fv : 0x%x.\n", TempPtr, ((EFI_FIRMWARE_VOLUME_HEADER* )TempPtr)->FvLength)); \r | |
125 | \r | |
126 | PeiServicesInstallFvInfoPpi (\r | |
127 | NULL,\r | |
128 | (VOID *) (UINTN) TempPtr,\r | |
129 | (UINT32) (UINTN) ((EFI_FIRMWARE_VOLUME_HEADER* )TempPtr)->FvLength,\r | |
130 | NULL,\r | |
131 | NULL\r | |
132 | );\r | |
133 | BuildFvHob ((EFI_PHYSICAL_ADDRESS)(UINTN) TempPtr, ((EFI_FIRMWARE_VOLUME_HEADER* )TempPtr)->FvLength); \r | |
134 | } \r | |
135 | }\r | |
136 | TempPtr += ((EFI_FIRMWARE_VOLUME_HEADER* )TempPtr)->FvLength; \r | |
137 | } \r | |
138 | }\r | |
139 | \r | |
140 | /**\r | |
141 | This is the entrypoint of PEIM\r | |
142 | \r | |
143 | @param FileHandle Handle of the file being invoked.\r | |
144 | @param PeiServices Describes the list of possible PEI Services.\r | |
145 | \r | |
146 | @retval EFI_SUCCESS if it completed successfully. \r | |
147 | **/\r | |
148 | EFI_STATUS\r | |
149 | EFIAPI\r | |
150 | CbPeiEntryPoint (\r | |
151 | IN EFI_PEI_FILE_HANDLE FileHandle,\r | |
152 | IN CONST EFI_PEI_SERVICES **PeiServices\r | |
153 | )\r | |
154 | {\r | |
155 | EFI_STATUS Status;\r | |
156 | UINT64 LowMemorySize, HighMemorySize;\r | |
157 | UINT64 PeiMemSize = SIZE_64MB; // 64 MB\r | |
158 | EFI_PHYSICAL_ADDRESS PeiMemBase = 0;\r | |
159 | UINT32 RegEax;\r | |
160 | UINT8 PhysicalAddressBits;\r | |
161 | VOID* pCbHeader;\r | |
162 | VOID* pAcpiTable;\r | |
163 | UINT32 AcpiTableSize;\r | |
164 | VOID* pSmbiosTable;\r | |
165 | UINT32 SmbiosTableSize;\r | |
166 | SYSTEM_TABLE_INFO* pSystemTableInfo;\r | |
167 | FRAME_BUFFER_INFO FbInfo;\r | |
168 | FRAME_BUFFER_INFO* pFbInfo;\r | |
169 | ACPI_BOARD_INFO* pAcpiBoardInfo;\r | |
170 | UINTN PmCtrlRegBase, PmTimerRegBase, ResetRegAddress, ResetValue;\r | |
171 | \r | |
172 | LowMemorySize = 0;\r | |
173 | HighMemorySize = 0;\r | |
174 | \r | |
175 | Status = CbParseMemoryInfo (&LowMemorySize, &HighMemorySize);\r | |
176 | if (EFI_ERROR(Status)) \r | |
177 | return Status;\r | |
178 | \r | |
179 | DEBUG((EFI_D_ERROR, "LowMemorySize: 0x%x.\n", LowMemorySize));\r | |
180 | DEBUG((EFI_D_ERROR, "HighMemorySize: 0x%x.\n", HighMemorySize));\r | |
181 | \r | |
182 | ASSERT (LowMemorySize > 0);\r | |
183 | \r | |
184 | BuildResourceDescriptorHob ( \r | |
185 | EFI_RESOURCE_SYSTEM_MEMORY,\r | |
186 | (\r | |
187 | EFI_RESOURCE_ATTRIBUTE_PRESENT |\r | |
188 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
189 | EFI_RESOURCE_ATTRIBUTE_TESTED |\r | |
190 | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |\r | |
191 | EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE |\r | |
192 | EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE |\r | |
193 | EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE\r | |
194 | ),\r | |
195 | (EFI_PHYSICAL_ADDRESS)(0),\r | |
196 | (UINT64)(0xA0000)\r | |
197 | );\r | |
198 | \r | |
199 | \r | |
200 | BuildResourceDescriptorHob ( \r | |
201 | EFI_RESOURCE_MEMORY_RESERVED,\r | |
202 | (\r | |
203 | EFI_RESOURCE_ATTRIBUTE_PRESENT |\r | |
204 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
205 | EFI_RESOURCE_ATTRIBUTE_TESTED |\r | |
206 | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |\r | |
207 | EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE |\r | |
208 | EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE |\r | |
209 | EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE\r | |
210 | ),\r | |
211 | (EFI_PHYSICAL_ADDRESS)(0xA0000),\r | |
212 | (UINT64)(0x60000)\r | |
213 | );\r | |
214 | \r | |
215 | BuildResourceDescriptorHob (\r | |
216 | EFI_RESOURCE_SYSTEM_MEMORY,\r | |
217 | (\r | |
218 | EFI_RESOURCE_ATTRIBUTE_PRESENT |\r | |
219 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
220 | EFI_RESOURCE_ATTRIBUTE_TESTED |\r | |
221 | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |\r | |
222 | EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE |\r | |
223 | EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE |\r | |
224 | EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE\r | |
225 | ),\r | |
226 | (EFI_PHYSICAL_ADDRESS)(0x100000),\r | |
227 | (UINT64) (LowMemorySize - 0x100000)\r | |
228 | );\r | |
229 | \r | |
230 | if (HighMemorySize > 0) {\r | |
231 | BuildResourceDescriptorHob (\r | |
232 | EFI_RESOURCE_SYSTEM_MEMORY,\r | |
233 | (\r | |
234 | EFI_RESOURCE_ATTRIBUTE_PRESENT |\r | |
235 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
236 | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |\r | |
237 | EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE |\r | |
238 | EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE |\r | |
239 | EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE\r | |
240 | ),\r | |
241 | (EFI_PHYSICAL_ADDRESS)(0x100000000),\r | |
242 | HighMemorySize\r | |
243 | ); \r | |
244 | } \r | |
245 | \r | |
246 | //\r | |
247 | // Should be 64k aligned\r | |
248 | //\r | |
249 | PeiMemBase = (LowMemorySize - PeiMemSize) & (~(BASE_64KB - 1));\r | |
250 | \r | |
251 | DEBUG((EFI_D_ERROR, "PeiMemBase: 0x%x.\n", PeiMemBase));\r | |
252 | DEBUG((EFI_D_ERROR, "PeiMemSize: 0x%x.\n", PeiMemSize)); \r | |
253 | \r | |
254 | Status = PeiServicesInstallPeiMemory (\r | |
255 | PeiMemBase, \r | |
256 | PeiMemSize\r | |
257 | );\r | |
258 | ASSERT_EFI_ERROR (Status); \r | |
259 | \r | |
260 | //\r | |
261 | // Set cache on the physical memory\r | |
262 | // \r | |
263 | MtrrSetMemoryAttribute (BASE_1MB, LowMemorySize - BASE_1MB, CacheWriteBack);\r | |
264 | MtrrSetMemoryAttribute (0, 0xA0000, CacheWriteBack);\r | |
265 | \r | |
266 | //\r | |
267 | // Create Memory Type Information HOB\r | |
268 | //\r | |
269 | BuildGuidDataHob (\r | |
270 | &gEfiMemoryTypeInformationGuid,\r | |
271 | mDefaultMemoryTypeInformation,\r | |
272 | sizeof(mDefaultMemoryTypeInformation)\r | |
273 | );\r | |
274 | \r | |
275 | //\r | |
276 | // Create Fv hob\r | |
277 | //\r | |
278 | CbPeiReportRemainedFvs (); \r | |
279 | \r | |
280 | BuildMemoryAllocationHob (\r | |
281 | PcdGet32 (PcdPayloadFdMemBase),\r | |
282 | PcdGet32 (PcdPayloadFdMemSize),\r | |
283 | EfiBootServicesData\r | |
284 | );\r | |
285 | \r | |
286 | //\r | |
287 | // Build CPU memory space and IO space hob\r | |
288 | //\r | |
289 | AsmCpuid (0x80000000, &RegEax, NULL, NULL, NULL);\r | |
290 | if (RegEax >= 0x80000008) {\r | |
291 | AsmCpuid (0x80000008, &RegEax, NULL, NULL, NULL); \r | |
292 | PhysicalAddressBits = (UINT8) RegEax;\r | |
293 | } else {\r | |
294 | PhysicalAddressBits = 36;\r | |
295 | }\r | |
296 | //\r | |
297 | // Create a CPU hand-off information\r | |
298 | // \r | |
299 | BuildCpuHob (PhysicalAddressBits, 16);\r | |
300 | \r | |
301 | //\r | |
302 | // Report Local APIC range\r | |
303 | //\r | |
304 | BuildMemoryMappedIoRangeHob (0xFEC80000, SIZE_512KB);\r | |
305 | \r | |
306 | //\r | |
307 | // Boot mode\r | |
308 | //\r | |
309 | Status = PeiServicesSetBootMode (BOOT_WITH_FULL_CONFIGURATION);\r | |
310 | ASSERT_EFI_ERROR (Status);\r | |
311 | \r | |
312 | Status = PeiServicesInstallPpi (mPpiBootMode);\r | |
313 | ASSERT_EFI_ERROR (Status);\r | |
314 | \r | |
315 | //\r | |
316 | // Set pcd to save the upper coreboot header in case the dxecore will\r | |
317 | // erase 0~4k memory\r | |
318 | //\r | |
319 | pCbHeader = NULL;\r | |
320 | if ((CbParseGetCbHeader (1, &pCbHeader) == RETURN_SUCCESS) \r | |
321 | && ((UINTN)pCbHeader > BASE_4KB)) {\r | |
322 | DEBUG((EFI_D_ERROR, "Actual Coreboot header: 0x%x.\n", (UINTN)pCbHeader)); \r | |
323 | PcdSet32 (PcdCbHeaderPointer, (UINT32)(UINTN)pCbHeader);\r | |
324 | }\r | |
325 | \r | |
326 | //\r | |
327 | // Create guid hob for system tables like acpi table and smbios table\r | |
328 | //\r | |
329 | pAcpiTable = NULL;\r | |
330 | AcpiTableSize = 0;\r | |
331 | pSmbiosTable = NULL;\r | |
332 | SmbiosTableSize = 0;\r | |
333 | Status = CbParseAcpiTable (&pAcpiTable, &AcpiTableSize);\r | |
334 | if (EFI_ERROR (Status)) {\r | |
335 | // ACPI table is oblidgible \r | |
336 | DEBUG ((EFI_D_ERROR, "Failed to find the required acpi table\n"));\r | |
337 | ASSERT (FALSE);\r | |
338 | }\r | |
339 | CbParseSmbiosTable (&pSmbiosTable, &SmbiosTableSize);\r | |
340 | \r | |
341 | pSystemTableInfo = NULL;\r | |
342 | pSystemTableInfo = BuildGuidHob (&gUefiSystemTableInfoGuid, sizeof (SYSTEM_TABLE_INFO));\r | |
343 | ASSERT (pSystemTableInfo != NULL);\r | |
344 | pSystemTableInfo->AcpiTableBase = (UINT64) (UINTN)pAcpiTable;\r | |
345 | pSystemTableInfo->AcpiTableSize = AcpiTableSize; \r | |
346 | pSystemTableInfo->SmbiosTableBase = (UINT64) (UINTN)pSmbiosTable;\r | |
347 | pSystemTableInfo->SmbiosTableSize = SmbiosTableSize;\r | |
348 | DEBUG ((EFI_D_ERROR, "Detected Acpi Table at 0x%x, length 0x%x\n", (UINTN)pSystemTableInfo->AcpiTableBase, pSystemTableInfo->AcpiTableSize)); \r | |
349 | DEBUG ((EFI_D_ERROR, "Detected Smbios Table at 0x%x, length 0x%x\n", (UINTN)pSystemTableInfo->SmbiosTableBase, pSystemTableInfo->SmbiosTableSize)); \r | |
350 | DEBUG ((EFI_D_ERROR, "Create system table info guid hob\n"));\r | |
351 | \r | |
352 | //\r | |
353 | // Create guid hob for acpi board information\r | |
354 | // \r | |
355 | Status = CbParseFadtInfo (&PmCtrlRegBase, &PmTimerRegBase, &ResetRegAddress, &ResetValue);\r | |
356 | ASSERT_EFI_ERROR (Status);\r | |
357 | pAcpiBoardInfo = NULL;\r | |
358 | pAcpiBoardInfo = BuildGuidHob (&gUefiAcpiBoardInfoGuid, sizeof (ACPI_BOARD_INFO));\r | |
359 | ASSERT (pAcpiBoardInfo != NULL);\r | |
360 | pAcpiBoardInfo->PmCtrlRegBase = (UINT64)PmCtrlRegBase;\r | |
361 | pAcpiBoardInfo->PmTimerRegBase = (UINT64)PmTimerRegBase;\r | |
362 | pAcpiBoardInfo->ResetRegAddress = (UINT64)ResetRegAddress;\r | |
363 | pAcpiBoardInfo->ResetValue = (UINT8)ResetValue; \r | |
364 | DEBUG ((EFI_D_ERROR, "Create acpi board info guid hob\n"));\r | |
365 | \r | |
366 | //\r | |
367 | // Create guid hob for frame buffer information\r | |
368 | //\r | |
369 | ZeroMem (&FbInfo, sizeof (FRAME_BUFFER_INFO)); \r | |
370 | Status = CbParseFbInfo (&FbInfo);\r | |
371 | if (!EFI_ERROR (Status)) {\r | |
372 | pFbInfo = BuildGuidHob (&gUefiFrameBufferInfoGuid, sizeof (FRAME_BUFFER_INFO));\r | |
373 | ASSERT (pSystemTableInfo != NULL);\r | |
374 | CopyMem (pFbInfo, &FbInfo, sizeof (FRAME_BUFFER_INFO)); \r | |
375 | DEBUG ((EFI_D_ERROR, "Create frame buffer info guid hob\n")); \r | |
376 | }\r | |
377 | \r | |
378 | return EFI_SUCCESS;\r | |
379 | }\r | |
380 | \r |