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18b84857 | 1 | /** @file\r |
ca162103 | 2 | \r |
55501e13 | 3 | Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.<BR>\r |
b1f700a8 | 4 | This program and the accompanying materials \r |
ca162103 | 5 | are licensed and made available under the terms and conditions of the BSD License \r |
6 | which accompanies this distribution. The full text of the license may be found at \r | |
7 | http://opensource.org/licenses/bsd-license.php \r | |
8 | \r | |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
11 | \r | |
12 | Module Name:\r | |
13 | HobGeneration.c\r | |
14 | \r | |
15 | Abstract:\r | |
16 | \r | |
17 | Revision History:\r | |
18 | \r | |
18b84857 | 19 | **/\r |
ca162103 | 20 | #include "DxeIpl.h"\r |
21 | #include "HobGeneration.h"\r | |
22 | #include "PpisNeededByDxeCore.h"\r | |
23 | #include "FlashLayout.h"\r | |
24 | #include "Debug.h"\r | |
25 | \r | |
4a1db20f | 26 | #define EFI_CPUID_EXTENDED_FUNCTION 0x80000000\r |
27 | #define CPUID_EXTENDED_ADD_SIZE 0x80000008\r | |
55501e13 | 28 | #define EBDA_VALUE_ADDRESS 0x40E\r |
ca162103 | 29 | \r |
30 | HOB_TEMPLATE gHobTemplate = {\r | |
31 | { // Phit\r | |
32 | { // Header\r | |
33 | EFI_HOB_TYPE_HANDOFF, // HobType\r | |
34 | sizeof (EFI_HOB_HANDOFF_INFO_TABLE), // HobLength\r | |
35 | 0 // Reserved\r | |
36 | },\r | |
37 | EFI_HOB_HANDOFF_TABLE_VERSION, // Version\r | |
38 | BOOT_WITH_FULL_CONFIGURATION, // BootMode\r | |
39 | 0, // EfiMemoryTop\r | |
40 | 0, // EfiMemoryBottom\r | |
41 | 0, // EfiFreeMemoryTop\r | |
42 | 0, // EfiFreeMemoryBottom\r | |
43 | 0 // EfiEndOfHobList\r | |
44 | }, \r | |
45 | { // Bfv\r | |
46 | {\r | |
47 | EFI_HOB_TYPE_FV, // HobType\r | |
48 | sizeof (EFI_HOB_FIRMWARE_VOLUME), // HobLength\r | |
49 | 0 // Reserved\r | |
50 | },\r | |
51 | 0, // BaseAddress\r | |
52 | 0 // Length\r | |
53 | },\r | |
54 | { // BfvResource\r | |
55 | {\r | |
56 | EFI_HOB_TYPE_RESOURCE_DESCRIPTOR, // HobType\r | |
57 | sizeof (EFI_HOB_RESOURCE_DESCRIPTOR), // HobLength\r | |
58 | 0 // Reserved\r | |
59 | },\r | |
60 | {\r | |
61 | 0 // Owner Guid\r | |
62 | },\r | |
63 | EFI_RESOURCE_FIRMWARE_DEVICE, // ResourceType\r | |
64 | (EFI_RESOURCE_ATTRIBUTE_PRESENT |\r | |
65 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
66 | EFI_RESOURCE_ATTRIBUTE_TESTED |\r | |
67 | EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE), // ResourceAttribute\r | |
68 | 0, // PhysicalStart\r | |
69 | 0 // ResourceLength\r | |
70 | },\r | |
71 | { // Cpu\r | |
72 | { // Header\r | |
73 | EFI_HOB_TYPE_CPU, // HobType\r | |
74 | sizeof (EFI_HOB_CPU), // HobLength\r | |
75 | 0 // Reserved\r | |
76 | },\r | |
77 | 52, // SizeOfMemorySpace - Architecture Max\r | |
78 | 16, // SizeOfIoSpace,\r | |
79 | {\r | |
80 | 0, 0, 0, 0, 0, 0 // Reserved[6]\r | |
81 | }\r | |
82 | },\r | |
83 | { // Stack HOB\r | |
84 | { // header\r | |
85 | EFI_HOB_TYPE_MEMORY_ALLOCATION, // Hob type\r | |
86 | sizeof (EFI_HOB_MEMORY_ALLOCATION_STACK), // Hob size\r | |
87 | 0 // reserved\r | |
88 | },\r | |
89 | {\r | |
90 | EFI_HOB_MEMORY_ALLOC_STACK_GUID,\r | |
91 | 0x0, // EFI_PHYSICAL_ADDRESS MemoryBaseAddress;\r | |
92 | 0x0, // UINT64 MemoryLength;\r | |
93 | EfiBootServicesData, // EFI_MEMORY_TYPE MemoryType; \r | |
9008db4a | 94 | {0, 0, 0, 0} // Reserved Reserved[4]; \r |
ca162103 | 95 | }\r |
96 | },\r | |
97 | { // MemoryAllocation for HOB's & Images\r | |
98 | {\r | |
99 | EFI_HOB_TYPE_MEMORY_ALLOCATION, // HobType\r | |
100 | sizeof (EFI_HOB_MEMORY_ALLOCATION), // HobLength\r | |
101 | 0 // Reserved\r | |
102 | },\r | |
103 | {\r | |
104 | {\r | |
105 | 0, //EFI_HOB_MEMORY_ALLOC_MODULE_GUID // Name\r | |
106 | },\r | |
107 | 0x0, // EFI_PHYSICAL_ADDRESS MemoryBaseAddress;\r | |
108 | 0x0, // UINT64 MemoryLength;\r | |
109 | EfiBootServicesData, // EFI_MEMORY_TYPE MemoryType; \r | |
110 | {\r | |
111 | 0, 0, 0, 0 // Reserved Reserved[4]; \r | |
112 | }\r | |
113 | }\r | |
114 | },\r | |
115 | { // MemoryFreeUnder1MB for unused memory that DXE core will claim\r | |
116 | {\r | |
117 | EFI_HOB_TYPE_RESOURCE_DESCRIPTOR, // HobType\r | |
118 | sizeof (EFI_HOB_RESOURCE_DESCRIPTOR), // HobLength\r | |
119 | 0 // Reserved\r | |
120 | },\r | |
121 | {\r | |
122 | 0 // Owner Guid\r | |
123 | },\r | |
124 | EFI_RESOURCE_SYSTEM_MEMORY, // ResourceType\r | |
125 | (EFI_RESOURCE_ATTRIBUTE_PRESENT |\r | |
126 | EFI_RESOURCE_ATTRIBUTE_TESTED |\r | |
127 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
128 | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE | \r | |
129 | EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE | \r | |
130 | EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE | \r | |
131 | EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE), \r | |
132 | 0x0, // PhysicalStart\r | |
133 | 0 // ResourceLength\r | |
134 | },\r | |
135 | { // MemoryFreeAbove1MB for unused memory that DXE core will claim\r | |
136 | {\r | |
137 | EFI_HOB_TYPE_RESOURCE_DESCRIPTOR, // HobType\r | |
138 | sizeof (EFI_HOB_RESOURCE_DESCRIPTOR), // HobLength\r | |
139 | 0 // Reserved\r | |
140 | },\r | |
141 | {\r | |
142 | 0 // Owner Guid\r | |
143 | },\r | |
144 | EFI_RESOURCE_SYSTEM_MEMORY, // ResourceType\r | |
145 | (EFI_RESOURCE_ATTRIBUTE_PRESENT |\r | |
146 | EFI_RESOURCE_ATTRIBUTE_TESTED |\r | |
147 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
148 | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE | \r | |
149 | EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE | \r | |
150 | EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE | \r | |
151 | EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE), \r | |
152 | 0x0, // PhysicalStart\r | |
153 | 0 // ResourceLength\r | |
154 | },\r | |
155 | { // MemoryFreeAbove4GB for unused memory that DXE core will claim\r | |
156 | {\r | |
157 | EFI_HOB_TYPE_RESOURCE_DESCRIPTOR, // HobType\r | |
158 | sizeof (EFI_HOB_RESOURCE_DESCRIPTOR), // HobLength\r | |
159 | 0 // Reserved\r | |
160 | },\r | |
161 | {\r | |
162 | 0 // Owner Guid\r | |
163 | },\r | |
164 | EFI_RESOURCE_SYSTEM_MEMORY, // ResourceType\r | |
165 | (EFI_RESOURCE_ATTRIBUTE_PRESENT |\r | |
166 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
167 | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE | \r | |
168 | EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE | \r | |
169 | EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE | \r | |
170 | EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE), \r | |
171 | 0x0, // PhysicalStart\r | |
172 | 0 // ResourceLength\r | |
173 | },\r | |
174 | { // Memory Allocation Module for DxeCore\r | |
175 | { // header\r | |
176 | EFI_HOB_TYPE_MEMORY_ALLOCATION, // Hob type\r | |
177 | sizeof (EFI_HOB_MEMORY_ALLOCATION_MODULE), // Hob size\r | |
178 | 0 // reserved\r | |
179 | },\r | |
180 | {\r | |
181 | EFI_HOB_MEMORY_ALLOC_MODULE_GUID,\r | |
182 | 0x0, // EFI_PHYSICAL_ADDRESS MemoryBaseAddress;\r | |
183 | 0x0, // UINT64 MemoryLength;\r | |
184 | EfiBootServicesCode, // EFI_MEMORY_TYPE MemoryType; \r | |
185 | {\r | |
186 | 0, 0, 0, 0 // UINT8 Reserved[4]; \r | |
187 | },\r | |
188 | },\r | |
db4d3fa1 | 189 | DXE_CORE_FILE_NAME_GUID,\r |
ca162103 | 190 | 0x0 // EFI_PHYSICAL_ADDRESS of EntryPoint;\r |
191 | },\r | |
d569cbb0 | 192 | { // MemoryDxeCore\r |
193 | {\r | |
194 | EFI_HOB_TYPE_RESOURCE_DESCRIPTOR, // HobType\r | |
195 | sizeof (EFI_HOB_RESOURCE_DESCRIPTOR), // HobLength\r | |
196 | 0 // Reserved\r | |
197 | },\r | |
198 | {\r | |
199 | 0 // Owner Guid\r | |
200 | },\r | |
201 | EFI_RESOURCE_SYSTEM_MEMORY, // ResourceType\r | |
202 | (EFI_RESOURCE_ATTRIBUTE_PRESENT |\r | |
203 | // EFI_RESOURCE_ATTRIBUTE_TESTED | // Do not mark as TESTED, or DxeCore will find it and use it before check Allocation\r | |
204 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
205 | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE | \r | |
206 | EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE | \r | |
207 | EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE | \r | |
208 | EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE), \r | |
209 | 0x0, // PhysicalStart\r | |
210 | 0 // ResourceLength\r | |
211 | },\r | |
ca162103 | 212 | { // Memory Map Hints to reduce fragmentation in the memory map\r |
9008db4a | 213 | {\r |
214 | {\r | |
215 | EFI_HOB_TYPE_GUID_EXTENSION, // Hob type\r | |
216 | sizeof (MEMORY_TYPE_INFORMATION_HOB), // Hob size\r | |
217 | 0, // reserved\r | |
218 | },\r | |
219 | EFI_MEMORY_TYPE_INFORMATION_GUID\r | |
220 | },\r | |
ca162103 | 221 | {\r |
222 | {\r | |
223 | EfiACPIReclaimMemory,\r | |
224 | 0x80\r | |
225 | }, // 0x80 pages = 512k for ASL\r | |
226 | {\r | |
227 | EfiACPIMemoryNVS,\r | |
228 | 0x100\r | |
229 | }, // 0x100 pages = 1024k for S3, SMM, etc\r | |
230 | {\r | |
231 | EfiReservedMemoryType,\r | |
232 | 0x04\r | |
233 | }, // 16k for BIOS Reserved\r | |
234 | {\r | |
235 | EfiRuntimeServicesData,\r | |
236 | 0x100\r | |
237 | },\r | |
238 | {\r | |
239 | EfiRuntimeServicesCode,\r | |
240 | 0x100\r | |
241 | },\r | |
242 | {\r | |
243 | EfiBootServicesCode,\r | |
244 | 0x200\r | |
245 | },\r | |
246 | {\r | |
247 | EfiBootServicesData,\r | |
248 | 0x200\r | |
249 | },\r | |
250 | {\r | |
251 | EfiLoaderCode,\r | |
252 | 0x100\r | |
253 | },\r | |
254 | {\r | |
255 | EfiLoaderData,\r | |
256 | 0x100\r | |
257 | },\r | |
258 | {\r | |
259 | EfiMaxMemoryType,\r | |
260 | 0\r | |
261 | }\r | |
262 | }\r | |
263 | },\r | |
264 | { // Pointer to ACPI Table\r | |
9008db4a | 265 | {\r |
266 | {\r | |
267 | EFI_HOB_TYPE_GUID_EXTENSION, // Hob type\r | |
268 | sizeof (TABLE_HOB), // Hob size\r | |
269 | 0 // reserved\r | |
270 | },\r | |
271 | EFI_ACPI_TABLE_GUID\r | |
272 | },\r | |
ca162103 | 273 | 0\r |
274 | },\r | |
275 | { // Pointer to ACPI20 Table\r | |
9008db4a | 276 | {\r |
277 | { \r | |
278 | EFI_HOB_TYPE_GUID_EXTENSION, // Hob type\r | |
279 | sizeof (TABLE_HOB), // Hob size\r | |
280 | 0 // reserved\r | |
281 | },\r | |
282 | EFI_ACPI_20_TABLE_GUID\r | |
283 | },\r | |
ca162103 | 284 | 0\r |
285 | },\r | |
286 | { // Pointer to SMBIOS Table\r | |
9008db4a | 287 | {\r |
288 | {\r | |
289 | EFI_HOB_TYPE_GUID_EXTENSION, // Hob type\r | |
290 | sizeof (TABLE_HOB), // Hob size\r | |
291 | 0 // reserved\r | |
292 | },\r | |
7bc4989f | 293 | SMBIOS_TABLE_GUID\r |
9008db4a | 294 | },\r |
ca162103 | 295 | 0\r |
296 | },\r | |
297 | { // Pointer to MPS Table\r | |
9008db4a | 298 | {\r |
299 | {\r | |
300 | EFI_HOB_TYPE_GUID_EXTENSION, // Hob type\r | |
301 | sizeof (TABLE_HOB), // Hob size\r | |
302 | 0, // reserved\r | |
303 | },\r | |
304 | EFI_MPS_TABLE_GUID\r | |
305 | },\r | |
ca162103 | 306 | 0\r |
307 | },\r | |
308 | /**\r | |
309 | { // Pointer to FlushInstructionCache\r | |
310 | EFI_HOB_TYPE_GUID_EXTENSION, // Hob type\r | |
311 | sizeof (PROTOCOL_HOB), // Hob size\r | |
312 | 0, // reserved\r | |
313 | EFI_PEI_FLUSH_INSTRUCTION_CACHE_GUID,\r | |
314 | NULL\r | |
315 | },\r | |
316 | { // Pointer to TransferControl\r | |
317 | EFI_HOB_TYPE_GUID_EXTENSION, // Hob type\r | |
318 | sizeof (PROTOCOL_HOB), // Hob size\r | |
319 | 0, // reserved\r | |
320 | EFI_PEI_TRANSFER_CONTROL_GUID,\r | |
321 | NULL\r | |
322 | },\r | |
323 | { // Pointer to PeCoffLoader\r | |
324 | EFI_HOB_TYPE_GUID_EXTENSION, // Hob type\r | |
325 | sizeof (PROTOCOL_HOB), // Hob size\r | |
326 | 0, // reserved\r | |
327 | EFI_PEI_PE_COFF_LOADER_GUID,\r | |
328 | NULL\r | |
329 | },\r | |
330 | { // Pointer to EfiDecompress\r | |
331 | EFI_HOB_TYPE_GUID_EXTENSION, // Hob type\r | |
332 | sizeof (PROTOCOL_HOB), // Hob size\r | |
333 | 0, // reserved\r | |
334 | EFI_DECOMPRESS_PROTOCOL_GUID,\r | |
335 | NULL\r | |
336 | },\r | |
337 | { // Pointer to TianoDecompress\r | |
338 | EFI_HOB_TYPE_GUID_EXTENSION, // Hob type\r | |
339 | sizeof (PROTOCOL_HOB), // Hob size\r | |
340 | 0, // reserved\r | |
341 | EFI_TIANO_DECOMPRESS_PROTOCOL_GUID,\r | |
342 | NULL\r | |
343 | },\r | |
344 | **/\r | |
345 | { // Pointer to ReportStatusCode\r | |
9008db4a | 346 | {\r |
347 | {\r | |
348 | EFI_HOB_TYPE_GUID_EXTENSION, // Hob type\r | |
349 | sizeof (PROTOCOL_HOB), // Hob size\r | |
350 | 0 // reserved\r | |
351 | },\r | |
352 | EFI_STATUS_CODE_RUNTIME_PROTOCOL_GUID\r | |
353 | },\r | |
d555d90f | 354 | 0\r |
ca162103 | 355 | },\r |
356 | { // EFILDR Memory Descriptor\r | |
9008db4a | 357 | {\r |
358 | {\r | |
359 | EFI_HOB_TYPE_GUID_EXTENSION, // Hob type\r | |
360 | sizeof (MEMORY_DESC_HOB), // Hob size\r | |
361 | 0 // reserved\r | |
362 | },\r | |
db4d3fa1 | 363 | LDR_MEMORY_DESCRIPTOR_GUID\r |
9008db4a | 364 | },\r |
ca162103 | 365 | 0,\r |
366 | NULL\r | |
367 | },\r | |
368 | { // Pci Express Base Address Hob\r | |
9008db4a | 369 | {\r |
370 | {\r | |
371 | EFI_HOB_TYPE_GUID_EXTENSION, // Hob type\r | |
372 | sizeof (PCI_EXPRESS_BASE_HOB), // Hob size\r | |
373 | 0 // reserved\r | |
374 | },\r | |
375 | EFI_PCI_EXPRESS_BASE_ADDRESS_GUID\r | |
376 | },\r | |
ca162103 | 377 | {\r |
378 | 0,\r | |
379 | 0,\r | |
380 | 0,\r | |
381 | }\r | |
382 | },\r | |
383 | { // Acpi Description Hob\r | |
ca162103 | 384 | {\r |
9008db4a | 385 | {\r |
386 | EFI_HOB_TYPE_GUID_EXTENSION, // Hob type\r | |
387 | sizeof (ACPI_DESCRIPTION_HOB), // Hob size\r | |
388 | 0 // reserved\r | |
389 | },\r | |
390 | EFI_ACPI_DESCRIPTION_GUID\r | |
391 | },\r | |
392 | {\r | |
393 | {\r | |
394 | 0,\r | |
395 | },\r | |
ca162103 | 396 | }\r |
397 | },\r | |
398 | { // NV Storage FV Resource\r | |
399 | {\r | |
400 | EFI_HOB_TYPE_RESOURCE_DESCRIPTOR, // HobType\r | |
401 | sizeof (EFI_HOB_RESOURCE_DESCRIPTOR), // HobLength\r | |
402 | 0 // Reserved\r | |
403 | },\r | |
404 | {\r | |
405 | 0 // Owner Guid\r | |
406 | },\r | |
407 | EFI_RESOURCE_FIRMWARE_DEVICE, // ResourceType\r | |
408 | (EFI_RESOURCE_ATTRIBUTE_PRESENT |\r | |
409 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
410 | EFI_RESOURCE_ATTRIBUTE_TESTED |\r | |
411 | EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE), // ResourceAttribute\r | |
412 | 0, // PhysicalStart (Fixed later)\r | |
413 | NV_STORAGE_FVB_SIZE // ResourceLength\r | |
414 | },\r | |
415 | { // FVB holding NV Storage\r | |
ca162103 | 416 | {\r |
9008db4a | 417 | {\r |
418 | EFI_HOB_TYPE_GUID_EXTENSION, // Hob type\r | |
419 | sizeof (FVB_HOB),\r | |
420 | 0\r | |
421 | },\r | |
422 | EFI_FLASH_MAP_HOB_GUID\r | |
423 | },\r | |
424 | {\r | |
425 | {0, 0, 0}, // Reserved[3]\r | |
ca162103 | 426 | EFI_FLASH_AREA_GUID_DEFINED, // AreaType\r |
204d0e01 | 427 | EFI_SYSTEM_NV_DATA_FV_GUID , // AreaTypeGuid\r |
ca162103 | 428 | 1,\r |
429 | {\r | |
9008db4a | 430 | {\r |
431 | EFI_FLASH_AREA_FV | EFI_FLASH_AREA_MEMMAPPED_FV, // SubAreaData.Attributes\r | |
432 | 0, // SubAreaData.Reserved\r | |
433 | 0, // SubAreaData.Base (Fixed later)\r | |
434 | NV_STORAGE_FVB_SIZE, // SubAreaData.Length\r | |
435 | EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL_GUID // SubAreaData.FileSystem\r | |
436 | }\r | |
ca162103 | 437 | }, \r |
438 | 0, // VolumeSignature (Fixed later)\r | |
439 | NV_STORAGE_FILE_PATH, // Mapped file without padding\r | |
440 | // TotalFVBSize = FileSize + PaddingSize = multiple of BLOCK_SIZE\r | |
441 | NV_STORAGE_SIZE + EFI_RUNTIME_UPDATABLE_FV_HEADER_LENGTH,\r | |
442 | // ActuralSize\r | |
443 | EFI_RUNTIME_UPDATABLE_FV_HEADER_LENGTH\r | |
444 | }\r | |
445 | },\r | |
446 | { // NV Storage Hob\r | |
ca162103 | 447 | {\r |
9008db4a | 448 | {\r |
449 | EFI_HOB_TYPE_GUID_EXTENSION, // Hob type\r | |
450 | sizeof (FVB_HOB), // Hob size\r | |
451 | 0 // reserved\r | |
452 | },\r | |
453 | EFI_FLASH_MAP_HOB_GUID\r | |
454 | },\r | |
455 | {\r | |
456 | {0, 0, 0}, // Reserved[3]\r | |
ca162103 | 457 | EFI_FLASH_AREA_EFI_VARIABLES, // AreaType\r |
458 | { 0 }, // AreaTypeGuid\r | |
459 | 1,\r | |
460 | {\r | |
9008db4a | 461 | {\r |
462 | EFI_FLASH_AREA_SUBFV | EFI_FLASH_AREA_MEMMAPPED_FV, // SubAreaData.Attributes\r | |
463 | 0, // SubAreaData.Reserved\r | |
464 | 0, // SubAreaData.Base (Fixed later)\r | |
465 | NV_STORAGE_SIZE, // SubAreaData.Length\r | |
466 | EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL_GUID // SubAreaData.FileSystem\r | |
467 | }\r | |
ca162103 | 468 | }, \r |
469 | 0,\r | |
470 | NV_STORAGE_FILE_PATH,\r | |
471 | NV_STORAGE_SIZE,\r | |
472 | 0\r | |
473 | }\r | |
474 | },\r | |
d569cbb0 | 475 | { // NV Ftw FV Resource\r |
476 | {\r | |
477 | EFI_HOB_TYPE_RESOURCE_DESCRIPTOR, // HobType\r | |
478 | sizeof (EFI_HOB_RESOURCE_DESCRIPTOR), // HobLength\r | |
479 | 0 // Reserved\r | |
480 | },\r | |
481 | {\r | |
482 | 0 // Owner Guid\r | |
483 | },\r | |
484 | EFI_RESOURCE_FIRMWARE_DEVICE, // ResourceType\r | |
485 | (EFI_RESOURCE_ATTRIBUTE_PRESENT |\r | |
486 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
487 | EFI_RESOURCE_ATTRIBUTE_TESTED |\r | |
488 | EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE), // ResourceAttribute\r | |
489 | 0, // PhysicalStart (Fixed later)\r | |
490 | NV_FTW_FVB_SIZE // ResourceLength\r | |
491 | }, \r | |
ca162103 | 492 | { // FVB holding FTW spaces including Working & Spare space\r |
ca162103 | 493 | {\r |
9008db4a | 494 | {\r |
495 | EFI_HOB_TYPE_GUID_EXTENSION, // Hob type\r | |
496 | sizeof (FVB_HOB),\r | |
497 | 0\r | |
498 | },\r | |
499 | EFI_FLASH_MAP_HOB_GUID\r | |
500 | },\r | |
501 | {\r | |
502 | {0, 0, 0}, // Reserved[3]\r | |
ca162103 | 503 | EFI_FLASH_AREA_GUID_DEFINED, // AreaType\r |
204d0e01 | 504 | EFI_SYSTEM_NV_DATA_FV_GUID, // AreaTypeGuid\r |
ca162103 | 505 | 1,\r |
506 | {\r | |
9008db4a | 507 | {\r |
508 | EFI_FLASH_AREA_FV | EFI_FLASH_AREA_MEMMAPPED_FV, // SubAreaData.Attributes\r | |
509 | 0, // SubAreaData.Reserved\r | |
510 | 0, // SubAreaData.Base (Fixed later)\r | |
511 | NV_FTW_FVB_SIZE, // SubAreaData.Length\r | |
512 | EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL_GUID // SubAreaData.FileSystem\r | |
513 | }\r | |
ca162103 | 514 | }, \r |
515 | 0,\r | |
516 | L"", // Empty String indicates using memory\r | |
517 | 0,\r | |
518 | 0\r | |
519 | }\r | |
520 | },\r | |
521 | { // NV Ftw working Hob\r | |
ca162103 | 522 | {\r |
9008db4a | 523 | {\r |
524 | EFI_HOB_TYPE_GUID_EXTENSION, // Hob type\r | |
525 | sizeof (FVB_HOB), // Hob size\r | |
526 | 0 // reserved\r | |
527 | },\r | |
528 | EFI_FLASH_MAP_HOB_GUID\r | |
529 | },\r | |
530 | {\r | |
531 | {0, 0, 0}, // Reserved[3]\r | |
ca162103 | 532 | EFI_FLASH_AREA_FTW_STATE, // AreaType\r |
533 | { 0 }, // AreaTypeGuid\r | |
534 | 1,\r | |
535 | {\r | |
9008db4a | 536 | {\r |
537 | EFI_FLASH_AREA_SUBFV | EFI_FLASH_AREA_MEMMAPPED_FV, // SubAreaData.Attributes\r | |
538 | 0, // SubAreaData.Reserved\r | |
539 | 0, // SubAreaData.Base (Fixed later)\r | |
540 | NV_FTW_WORKING_SIZE, // SubAreaData.Length\r | |
541 | EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL_GUID // SubAreaData.FileSystem\r | |
542 | }\r | |
ca162103 | 543 | }, \r |
544 | 0, // VolumeSignature\r | |
545 | L"",\r | |
546 | 0,\r | |
547 | 0\r | |
548 | }\r | |
549 | },\r | |
550 | { // NV Ftw spare Hob\r | |
ca162103 | 551 | {\r |
9008db4a | 552 | {\r |
553 | EFI_HOB_TYPE_GUID_EXTENSION, // Hob type\r | |
554 | sizeof (FVB_HOB), // Hob size\r | |
555 | 0 // reserved\r | |
556 | },\r | |
557 | EFI_FLASH_MAP_HOB_GUID\r | |
558 | },\r | |
559 | {\r | |
560 | {0, 0, 0}, // Reserved[3]\r | |
ca162103 | 561 | EFI_FLASH_AREA_FTW_BACKUP, // AreaType\r |
562 | { 0 }, // AreaTypeGuid\r | |
563 | 1,\r | |
564 | {\r | |
9008db4a | 565 | {\r |
566 | EFI_FLASH_AREA_SUBFV | EFI_FLASH_AREA_MEMMAPPED_FV, // SubAreaData.Attributes\r | |
567 | 0, // SubAreaData.Reserved\r | |
568 | 0, // SubAreaData.Base (Fixed later)\r | |
569 | NV_FTW_SPARE_SIZE, // SubAreaData.Length\r | |
570 | EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL_GUID // SubAreaData.FileSystem\r | |
571 | }\r | |
ca162103 | 572 | }, \r |
573 | 0,\r | |
574 | L"",\r | |
575 | 0,\r | |
576 | 0\r | |
577 | }\r | |
578 | },\r | |
579 | { // EndOfHobList\r | |
580 | EFI_HOB_TYPE_END_OF_HOB_LIST, // HobType\r | |
581 | sizeof (EFI_HOB_GENERIC_HEADER), // HobLength\r | |
582 | 0 // Reserved\r | |
583 | }\r | |
584 | };\r | |
585 | \r | |
586 | HOB_TEMPLATE *gHob = &gHobTemplate;\r | |
587 | \r | |
588 | VOID *\r | |
589 | PrepareHobMemory (\r | |
590 | IN UINTN NumberOfMemoryMapEntries,\r | |
591 | IN EFI_MEMORY_DESCRIPTOR *EfiMemoryDescriptor\r | |
592 | )\r | |
593 | /*++\r | |
594 | Description:\r | |
595 | Update the Hob filling MemoryFreeUnder1MB, MemoryAbove1MB, MemoryAbove4GB\r | |
596 | \r | |
597 | Arguments:\r | |
598 | NumberOfMemoryMapEntries - Count of Memory Descriptors\r | |
599 | EfiMemoryDescriptor - Point to the buffer containing NumberOfMemoryMapEntries Memory Descriptors\r | |
600 | \r | |
601 | Return:\r | |
602 | VOID * : The end address of MemoryAbove1MB (or the top free memory under 4GB)\r | |
603 | --*/\r | |
604 | {\r | |
605 | UINTN Index;\r | |
55501e13 | 606 | UINT64 EbdaAddress;\r |
ca162103 | 607 | \r |
608 | //\r | |
609 | // Prepare Low Memory\r | |
610 | // 0x18 pages is 72 KB.\r | |
611 | //\r | |
55501e13 ED |
612 | EbdaAddress = ((UINT64)(*(UINT16 *)(UINTN)(EBDA_VALUE_ADDRESS))) << 4;\r |
613 | if (EbdaAddress < 0x9A000 || EbdaAddress > EFI_MEMORY_BELOW_1MB_END) {\r | |
614 | //\r | |
615 | // EBDA should not go below 0x9A000 in any implementation,\r | |
616 | // so add check here to make sure EBDA_VALUE_ADDRESS has a valid value.\r | |
617 | //\r | |
618 | EbdaAddress = EFI_MEMORY_BELOW_1MB_END;\r | |
619 | }\r | |
620 | gHob->MemoryFreeUnder1MB.ResourceLength = EbdaAddress - EFI_MEMORY_BELOW_1MB_START;\r | |
ca162103 | 621 | gHob->MemoryFreeUnder1MB.PhysicalStart = EFI_MEMORY_BELOW_1MB_START;\r |
622 | \r | |
623 | //\r | |
624 | // Prepare High Memory\r | |
625 | // Assume Memory Map is ordered from low to high\r | |
626 | //\r | |
627 | gHob->MemoryAbove1MB.PhysicalStart = 0;\r | |
628 | gHob->MemoryAbove1MB.ResourceLength = 0;\r | |
629 | gHob->MemoryAbove4GB.PhysicalStart = 0;\r | |
630 | gHob->MemoryAbove4GB.ResourceLength = 0;\r | |
631 | \r | |
632 | for (Index = 0; Index < NumberOfMemoryMapEntries; Index++) {\r | |
633 | //\r | |
634 | // Skip regions below 1MB\r | |
635 | //\r | |
636 | if (EfiMemoryDescriptor[Index].PhysicalStart < 0x100000) {\r | |
637 | continue;\r | |
638 | }\r | |
639 | //\r | |
640 | // Process regions above 1MB\r | |
641 | //\r | |
642 | if (EfiMemoryDescriptor[Index].PhysicalStart >= 0x100000) {\r | |
643 | if (EfiMemoryDescriptor[Index].Type == EfiConventionalMemory) {\r | |
644 | if (gHob->MemoryAbove1MB.PhysicalStart == 0) {\r | |
645 | gHob->MemoryAbove1MB.PhysicalStart = EfiMemoryDescriptor[Index].PhysicalStart;\r | |
646 | gHob->MemoryAbove1MB.ResourceLength = LShiftU64 (EfiMemoryDescriptor[Index].NumberOfPages, EFI_PAGE_SHIFT);\r | |
647 | } else if (gHob->MemoryAbove1MB.PhysicalStart + gHob->MemoryAbove1MB.ResourceLength == EfiMemoryDescriptor[Index].PhysicalStart) {\r | |
648 | gHob->MemoryAbove1MB.ResourceLength += LShiftU64 (EfiMemoryDescriptor[Index].NumberOfPages, EFI_PAGE_SHIFT);\r | |
649 | }\r | |
650 | }\r | |
651 | if ((EfiMemoryDescriptor[Index].Type == EfiReservedMemoryType) ||\r | |
652 | (EfiMemoryDescriptor[Index].Type >= EfiACPIReclaimMemory) ) {\r | |
653 | continue;\r | |
654 | }\r | |
655 | if ((EfiMemoryDescriptor[Index].Type == EfiRuntimeServicesCode) ||\r | |
656 | (EfiMemoryDescriptor[Index].Type == EfiRuntimeServicesData)) {\r | |
657 | break;\r | |
658 | }\r | |
659 | }\r | |
660 | //\r | |
661 | // Process region above 4GB\r | |
662 | //\r | |
f40bbc08 | 663 | if (EfiMemoryDescriptor[Index].PhysicalStart >= 0x100000000LL) {\r |
ca162103 | 664 | if (EfiMemoryDescriptor[Index].Type == EfiConventionalMemory) {\r |
665 | if (gHob->MemoryAbove4GB.PhysicalStart == 0) {\r | |
666 | gHob->MemoryAbove4GB.PhysicalStart = EfiMemoryDescriptor[Index].PhysicalStart;\r | |
667 | gHob->MemoryAbove4GB.ResourceLength = LShiftU64 (EfiMemoryDescriptor[Index].NumberOfPages, EFI_PAGE_SHIFT);\r | |
668 | }\r | |
669 | if (gHob->MemoryAbove4GB.PhysicalStart + gHob->MemoryAbove4GB.ResourceLength == \r | |
670 | EfiMemoryDescriptor[Index].PhysicalStart) {\r | |
671 | gHob->MemoryAbove4GB.ResourceLength += LShiftU64 (EfiMemoryDescriptor[Index].NumberOfPages, EFI_PAGE_SHIFT);\r | |
672 | }\r | |
673 | }\r | |
674 | }\r | |
675 | }\r | |
676 | \r | |
677 | if (gHob->MemoryAbove4GB.ResourceLength == 0) {\r | |
678 | //\r | |
679 | // If there is no memory above 4GB then change the resource descriptor HOB\r | |
680 | // into another type. I'm doing this as it's unclear if a resource\r | |
681 | // descriptor HOB of length zero is valid. Spec does not say it's illegal,\r | |
682 | // but code in EDK does not seem to handle this case.\r | |
683 | //\r | |
684 | gHob->MemoryAbove4GB.Header.HobType = EFI_HOB_TYPE_UNUSED;\r | |
685 | }\r | |
686 | \r | |
687 | return (VOID *)(UINTN)(gHob->MemoryAbove1MB.PhysicalStart + gHob->MemoryAbove1MB.ResourceLength);\r | |
688 | }\r | |
689 | \r | |
690 | VOID *\r | |
691 | PrepareHobStack (\r | |
692 | IN VOID *StackTop\r | |
693 | )\r | |
694 | {\r | |
695 | gHob->Stack.AllocDescriptor.MemoryLength = EFI_MEMORY_STACK_PAGE_NUM * EFI_PAGE_SIZE;\r | |
696 | gHob->Stack.AllocDescriptor.MemoryBaseAddress = (EFI_PHYSICAL_ADDRESS)(UINTN)StackTop - gHob->Stack.AllocDescriptor.MemoryLength;\r | |
697 | \r | |
698 | return (VOID *)(UINTN)gHob->Stack.AllocDescriptor.MemoryBaseAddress;\r | |
699 | }\r | |
700 | \r | |
701 | VOID *\r | |
702 | PrepareHobMemoryDescriptor (\r | |
703 | VOID *MemoryDescriptorTop,\r | |
704 | UINTN MemDescCount,\r | |
705 | EFI_MEMORY_DESCRIPTOR *MemDesc\r | |
706 | )\r | |
707 | {\r | |
708 | gHob->MemoryDescriptor.MemDescCount = MemDescCount;\r | |
709 | gHob->MemoryDescriptor.MemDesc = (EFI_MEMORY_DESCRIPTOR *)((UINTN)MemoryDescriptorTop - MemDescCount * sizeof(EFI_MEMORY_DESCRIPTOR));\r | |
710 | //\r | |
711 | // Make MemoryDescriptor.MemDesc page aligned\r | |
712 | //\r | |
713 | gHob->MemoryDescriptor.MemDesc = (EFI_MEMORY_DESCRIPTOR *)((UINTN) gHob->MemoryDescriptor.MemDesc & ~EFI_PAGE_MASK);\r | |
714 | \r | |
715 | CopyMem (gHob->MemoryDescriptor.MemDesc, MemDesc, MemDescCount * sizeof(EFI_MEMORY_DESCRIPTOR));\r | |
716 | \r | |
717 | return gHob->MemoryDescriptor.MemDesc;\r | |
718 | }\r | |
719 | \r | |
720 | VOID\r | |
721 | PrepareHobBfv (\r | |
722 | VOID *Bfv,\r | |
723 | UINTN BfvLength\r | |
724 | )\r | |
725 | {\r | |
e188a609 | 726 | //UINTN BfvLengthPageSize;\r |
ca162103 | 727 | \r |
728 | //\r | |
729 | // Calculate BFV location at top of the memory region.\r | |
34f5c234 | 730 | // This is like a RAM Disk. Align to page boundary.\r |
ca162103 | 731 | //\r |
e188a609 | 732 | //BfvLengthPageSize = EFI_PAGES_TO_SIZE (EFI_SIZE_TO_PAGES (BfvLength));\r |
ca162103 | 733 | \r |
734 | gHob->Bfv.BaseAddress = (EFI_PHYSICAL_ADDRESS)(UINTN)Bfv;\r | |
735 | gHob->Bfv.Length = BfvLength;\r | |
736 | \r | |
737 | //\r | |
738 | // Resource descriptor for the FV\r | |
739 | //\r | |
740 | gHob->BfvResource.PhysicalStart = gHob->Bfv.BaseAddress;\r | |
741 | gHob->BfvResource.ResourceLength = gHob->Bfv.Length;\r | |
742 | }\r | |
743 | \r | |
744 | VOID\r | |
745 | PrepareHobDxeCore (\r | |
746 | VOID *DxeCoreEntryPoint,\r | |
747 | EFI_PHYSICAL_ADDRESS DxeCoreImageBase,\r | |
748 | UINT64 DxeCoreLength\r | |
749 | )\r | |
750 | {\r | |
d569cbb0 | 751 | gHob->DxeCore.MemoryAllocationHeader.MemoryBaseAddress = DxeCoreImageBase;\r |
ca162103 | 752 | gHob->DxeCore.MemoryAllocationHeader.MemoryLength = DxeCoreLength;\r |
753 | gHob->DxeCore.EntryPoint = (EFI_PHYSICAL_ADDRESS)(UINTN)DxeCoreEntryPoint;\r | |
d569cbb0 | 754 | \r |
755 | \r | |
756 | gHob->MemoryDxeCore.PhysicalStart = DxeCoreImageBase;\r | |
757 | gHob->MemoryDxeCore.ResourceLength = DxeCoreLength; \r | |
ca162103 | 758 | }\r |
759 | \r | |
760 | VOID *\r | |
761 | PrepareHobNvStorage (\r | |
762 | VOID *NvStorageTop\r | |
763 | )\r | |
764 | /*\r | |
765 | Initialize Block-Aligned Firmware Block.\r | |
766 | \r | |
767 | Variable:\r | |
768 | +-------------------+\r | |
769 | | FV_Header |\r | |
770 | +-------------------+\r | |
771 | | |\r | |
772 | |VAR_STORAGE(0x4000)|\r | |
773 | | |\r | |
774 | +-------------------+\r | |
775 | FTW:\r | |
776 | +-------------------+\r | |
777 | | FV_Header |\r | |
778 | +-------------------+\r | |
779 | | |\r | |
780 | | Working(0x2000) |\r | |
781 | | |\r | |
782 | +-------------------+\r | |
783 | | |\r | |
784 | | Spare(0x10000) |\r | |
785 | | |\r | |
786 | +-------------------+\r | |
787 | */\r | |
788 | {\r | |
e56dd2ce | 789 | STATIC VARIABLE_STORE_HEADER VarStoreHeader = {\r |
439c34f3 | 790 | VARIABLE_STORE_SIGNATURE,\r |
ca162103 | 791 | 0xffffffff, // will be fixed in Variable driver\r |
792 | VARIABLE_STORE_FORMATTED,\r | |
793 | VARIABLE_STORE_HEALTHY,\r | |
794 | 0,\r | |
795 | 0\r | |
796 | };\r | |
797 | \r | |
e56dd2ce | 798 | STATIC EFI_FIRMWARE_VOLUME_HEADER NvStorageFvbHeader = {\r |
ca162103 | 799 | {\r |
800 | 0,\r | |
801 | }, // ZeroVector[16]\r | |
802 | EFI_SYSTEM_NV_DATA_FV_GUID,\r | |
803 | NV_STORAGE_FVB_SIZE,\r | |
804 | EFI_FVH_SIGNATURE,\r | |
805 | EFI_FVB_READ_ENABLED_CAP |\r | |
806 | EFI_FVB_READ_STATUS |\r | |
807 | EFI_FVB_WRITE_ENABLED_CAP |\r | |
808 | EFI_FVB_WRITE_STATUS |\r | |
809 | EFI_FVB_ERASE_POLARITY,\r | |
810 | EFI_RUNTIME_UPDATABLE_FV_HEADER_LENGTH,\r | |
811 | 0, // CheckSum\r | |
812 | 0, // ExtHeaderOffset\r | |
813 | {\r | |
814 | 0,\r | |
815 | }, // Reserved[1]\r | |
816 | 1, // Revision\r | |
817 | {\r | |
818 | {\r | |
819 | NV_STORAGE_FVB_BLOCK_NUM,\r | |
820 | FV_BLOCK_SIZE,\r | |
821 | }\r | |
822 | }\r | |
823 | };\r | |
824 | \r | |
e56dd2ce | 825 | STATIC EFI_FV_BLOCK_MAP_ENTRY BlockMapEntryEnd = {0, 0};\r |
ca162103 | 826 | \r |
827 | EFI_PHYSICAL_ADDRESS StorageFvbBase;\r | |
828 | EFI_PHYSICAL_ADDRESS FtwFvbBase;\r | |
829 | \r | |
830 | UINT16 *Ptr;\r | |
831 | UINT16 Checksum;\r | |
832 | \r | |
833 | \r | |
834 | //\r | |
835 | // Use first 16-byte Reset Vector of FVB to store extra information\r | |
836 | // UINT32 Offset 0 stores the volume signature\r | |
837 | // UINT8 Offset 4 : should init the Variable Store Header if non-zero\r | |
838 | //\r | |
839 | gHob->NvStorageFvb.FvbInfo.VolumeId = *(UINT32 *) (UINTN) (NV_STORAGE_STATE);\r | |
840 | gHob->NvStorage. FvbInfo.VolumeId = *(UINT32 *) (UINTN) (NV_STORAGE_STATE);\r | |
841 | \r | |
842 | //\r | |
843 | // *(NV_STORAGE_STATE + 4):\r | |
844 | // 2 - Size error\r | |
845 | // 1 - File not exist\r | |
846 | // 0 - File exist with correct size\r | |
847 | //\r | |
848 | if (*(UINT8 *) (UINTN) (NV_STORAGE_STATE + 4) == 2) {\r | |
849 | ClearScreen ();\r | |
850 | PrintString ("Error: Size of Efivar.bin should be 16k!\n");\r | |
851 | CpuDeadLoop();\r | |
852 | }\r | |
853 | \r | |
854 | if (*(UINT8 *) (UINTN) (NV_STORAGE_STATE + 4) != 0) {\r | |
855 | //\r | |
856 | // Efivar.bin doesn't exist\r | |
857 | // 1. Init variable storage header to valid header\r | |
858 | //\r | |
859 | CopyMem (\r | |
860 | (VOID *) (UINTN) NV_STORAGE_START,\r | |
861 | &VarStoreHeader,\r | |
862 | sizeof (VARIABLE_STORE_HEADER)\r | |
863 | );\r | |
864 | //\r | |
865 | // 2. set all bits in variable storage body to 1\r | |
866 | //\r | |
867 | SetMem (\r | |
868 | (VOID *) (UINTN) (NV_STORAGE_START + sizeof (VARIABLE_STORE_HEADER)),\r | |
869 | NV_STORAGE_SIZE - sizeof (VARIABLE_STORE_HEADER),\r | |
870 | 0xff\r | |
871 | );\r | |
872 | }\r | |
873 | \r | |
874 | //\r | |
875 | // Relocate variable storage\r | |
876 | // \r | |
877 | // 1. Init FVB Header to valid header: First 0x48 bytes\r | |
878 | // In real platform, these fields are fixed by tools\r | |
879 | //\r | |
880 | //\r | |
881 | Checksum = 0;\r | |
882 | for (\r | |
883 | Ptr = (UINT16 *) &NvStorageFvbHeader; \r | |
884 | Ptr < (UINT16 *) ((UINTN) (UINT8 *) &NvStorageFvbHeader + sizeof (EFI_FIRMWARE_VOLUME_HEADER));\r | |
885 | ++Ptr\r | |
886 | ) {\r | |
887 | Checksum = (UINT16) (Checksum + (*Ptr));\r | |
888 | }\r | |
889 | NvStorageFvbHeader.Checksum = (UINT16) (0x10000 - Checksum);\r | |
890 | StorageFvbBase = (EFI_PHYSICAL_ADDRESS)(((UINTN)NvStorageTop - NV_STORAGE_FVB_SIZE - NV_FTW_FVB_SIZE) & ~EFI_PAGE_MASK);\r | |
891 | CopyMem ((VOID *) (UINTN) StorageFvbBase, &NvStorageFvbHeader, sizeof (EFI_FIRMWARE_VOLUME_HEADER));\r | |
892 | CopyMem (\r | |
893 | (VOID *) (UINTN) (StorageFvbBase + sizeof (EFI_FIRMWARE_VOLUME_HEADER)),\r | |
894 | &BlockMapEntryEnd,\r | |
895 | sizeof (EFI_FV_BLOCK_MAP_ENTRY)\r | |
896 | );\r | |
897 | \r | |
898 | //\r | |
899 | // 2. Relocate variable data\r | |
900 | //\r | |
901 | CopyMem (\r | |
902 | (VOID *) (UINTN) (StorageFvbBase + EFI_RUNTIME_UPDATABLE_FV_HEADER_LENGTH),\r | |
903 | (VOID *) (UINTN) NV_STORAGE_START,\r | |
904 | NV_STORAGE_SIZE\r | |
905 | );\r | |
906 | \r | |
907 | //\r | |
908 | // 3. Set the remaining memory to 0xff\r | |
909 | //\r | |
910 | SetMem (\r | |
911 | (VOID *) (UINTN) (StorageFvbBase + EFI_RUNTIME_UPDATABLE_FV_HEADER_LENGTH + NV_STORAGE_SIZE),\r | |
912 | NV_STORAGE_FVB_SIZE - NV_STORAGE_SIZE - EFI_RUNTIME_UPDATABLE_FV_HEADER_LENGTH,\r | |
913 | 0xff\r | |
914 | );\r | |
915 | \r | |
916 | //\r | |
917 | // Create the FVB holding NV Storage in memory\r | |
918 | //\r | |
919 | gHob->NvStorageFvResource.PhysicalStart =\r | |
920 | gHob->NvStorageFvb.FvbInfo.Entries[0].Base = StorageFvbBase;\r | |
921 | //\r | |
922 | // Create the NV Storage Hob\r | |
923 | //\r | |
924 | gHob->NvStorage.FvbInfo.Entries[0].Base = StorageFvbBase + EFI_RUNTIME_UPDATABLE_FV_HEADER_LENGTH;\r | |
925 | \r | |
926 | //\r | |
927 | // Create the FVB holding FTW spaces\r | |
928 | //\r | |
929 | FtwFvbBase = (EFI_PHYSICAL_ADDRESS)((UINTN) StorageFvbBase + NV_STORAGE_FVB_SIZE);\r | |
d569cbb0 | 930 | gHob->NvFtwFvResource.PhysicalStart =\r |
931 | gHob->NvFtwFvb.FvbInfo.Entries[0].Base = FtwFvbBase;\r | |
ca162103 | 932 | //\r |
933 | // Put FTW Working in front\r | |
934 | //\r | |
935 | gHob->NvFtwWorking.FvbInfo.Entries[0].Base = FtwFvbBase + EFI_RUNTIME_UPDATABLE_FV_HEADER_LENGTH;\r | |
936 | \r | |
937 | //\r | |
938 | // Put FTW Spare area after FTW Working area\r | |
939 | //\r | |
940 | gHob->NvFtwSpare.FvbInfo.Entries[0].Base = \r | |
941 | (EFI_PHYSICAL_ADDRESS)((UINTN) FtwFvbBase + EFI_RUNTIME_UPDATABLE_FV_HEADER_LENGTH + NV_FTW_WORKING_SIZE);\r | |
942 | \r | |
943 | return (VOID *)(UINTN)StorageFvbBase;\r | |
944 | }\r | |
945 | \r | |
946 | VOID\r | |
947 | PrepareHobPhit (\r | |
948 | VOID *MemoryTop,\r | |
949 | VOID *FreeMemoryTop\r | |
950 | )\r | |
951 | {\r | |
952 | gHob->Phit.EfiMemoryTop = (EFI_PHYSICAL_ADDRESS)(UINTN)MemoryTop;\r | |
953 | gHob->Phit.EfiMemoryBottom = gHob->Phit.EfiMemoryTop - CONSUMED_MEMORY;\r | |
954 | gHob->Phit.EfiFreeMemoryTop = (EFI_PHYSICAL_ADDRESS)(UINTN)FreeMemoryTop;\r | |
955 | gHob->Phit.EfiFreeMemoryBottom = gHob->Phit.EfiMemoryBottom + sizeof(HOB_TEMPLATE);\r | |
956 | \r | |
957 | CopyMem ((VOID *)(UINTN)gHob->Phit.EfiMemoryBottom, gHob, sizeof(HOB_TEMPLATE));\r | |
958 | gHob = (HOB_TEMPLATE *)(UINTN)gHob->Phit.EfiMemoryBottom;\r | |
959 | \r | |
960 | gHob->Phit.EfiEndOfHobList = (EFI_PHYSICAL_ADDRESS)(UINTN)&gHob->EndOfHobList;\r | |
961 | }\r | |
962 | \r | |
963 | VOID\r | |
964 | PrepareHobCpu (\r | |
965 | VOID\r | |
966 | )\r | |
967 | {\r | |
4a1db20f | 968 | UINT32 CpuidEax;\r |
ca162103 | 969 | \r |
970 | //\r | |
971 | // Create a CPU hand-off information\r | |
972 | //\r | |
4a1db20f | 973 | gHob->Cpu.SizeOfMemorySpace = 36;\r |
ca162103 | 974 | \r |
4a1db20f | 975 | AsmCpuid (EFI_CPUID_EXTENDED_FUNCTION, &CpuidEax, NULL, NULL, NULL);\r |
976 | if (CpuidEax >= CPUID_EXTENDED_ADD_SIZE) {\r | |
977 | AsmCpuid (CPUID_EXTENDED_ADD_SIZE, &CpuidEax, NULL, NULL, NULL);\r | |
978 | gHob->Cpu.SizeOfMemorySpace = (UINT8)(CpuidEax & 0xFF);\r | |
ca162103 | 979 | }\r |
ca162103 | 980 | }\r |
981 | \r | |
982 | VOID\r | |
983 | CompleteHobGeneration (\r | |
984 | VOID\r | |
985 | )\r | |
986 | {\r | |
987 | gHob->MemoryAllocation.AllocDescriptor.MemoryBaseAddress = gHob->Phit.EfiFreeMemoryTop;\r | |
988 | //\r | |
989 | // Reserve all the memory under Stack above FreeMemoryTop as allocated\r | |
990 | //\r | |
991 | gHob->MemoryAllocation.AllocDescriptor.MemoryLength = gHob->Stack.AllocDescriptor.MemoryBaseAddress - gHob->Phit.EfiFreeMemoryTop;\r | |
992 | \r | |
993 | //\r | |
994 | // adjust Above1MB ResourceLength\r | |
995 | //\r | |
996 | if (gHob->MemoryAbove1MB.PhysicalStart + gHob->MemoryAbove1MB.ResourceLength > gHob->Phit.EfiMemoryTop) {\r | |
997 | gHob->MemoryAbove1MB.ResourceLength = gHob->Phit.EfiMemoryTop - gHob->MemoryAbove1MB.PhysicalStart;\r | |
998 | }\r | |
999 | }\r | |
1000 | \r |