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49ba9447 | 1 | /**@file\r |
2 | Platform PEI driver\r | |
3 | \r | |
869b17cc | 4 | Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.<BR>\r |
eec7d420 | 5 | Copyright (c) 2011, Andrei Warkentin <andreiw@motorola.com>\r |
6 | \r | |
56d7640a | 7 | This program and the accompanying materials\r |
49ba9447 | 8 | are licensed and made available under the terms and conditions of the BSD License\r |
9 | which accompanies this distribution. The full text of the license may be found at\r | |
10 | http://opensource.org/licenses/bsd-license.php\r | |
11 | \r | |
12 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
13 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
14 | \r | |
15 | **/\r | |
16 | \r | |
17 | //\r | |
18 | // The package level header files this module uses\r | |
19 | //\r | |
20 | #include <PiPei.h>\r | |
21 | \r | |
22 | //\r | |
23 | // The Library classes this module consumes\r | |
24 | //\r | |
25 | #include <Library/DebugLib.h>\r | |
26 | #include <Library/HobLib.h>\r | |
27 | #include <Library/IoLib.h>\r | |
77ba993c | 28 | #include <Library/MemoryAllocationLib.h>\r |
29 | #include <Library/PcdLib.h>\r | |
49ba9447 | 30 | #include <Library/PciLib.h>\r |
31 | #include <Library/PeimEntryPoint.h>\r | |
9ed65b10 | 32 | #include <Library/PeiServicesLib.h>\r |
49ba9447 | 33 | #include <Library/ResourcePublicationLib.h>\r |
34 | #include <Guid/MemoryTypeInformation.h>\r | |
9ed65b10 | 35 | #include <Ppi/MasterBootMode.h>\r |
931a0c74 | 36 | #include <IndustryStandard/Pci22.h>\r |
49ba9447 | 37 | \r |
38 | #include "Platform.h"\r | |
3ca15914 | 39 | #include "Cmos.h"\r |
49ba9447 | 40 | \r |
41 | EFI_MEMORY_TYPE_INFORMATION mDefaultMemoryTypeInformation[] = {\r | |
42 | { EfiACPIMemoryNVS, 0x004 },\r | |
991d9563 | 43 | { EfiACPIReclaimMemory, 0x008 },\r |
55cdb67a | 44 | { EfiReservedMemoryType, 0x004 },\r |
991d9563 | 45 | { EfiRuntimeServicesData, 0x024 },\r |
46 | { EfiRuntimeServicesCode, 0x030 },\r | |
47 | { EfiBootServicesCode, 0x180 },\r | |
48 | { EfiBootServicesData, 0xF00 },\r | |
49ba9447 | 49 | { EfiMaxMemoryType, 0x000 }\r |
50 | };\r | |
51 | \r | |
52 | \r | |
9ed65b10 | 53 | EFI_PEI_PPI_DESCRIPTOR mPpiBootMode[] = {\r |
54 | {\r | |
55 | EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST,\r | |
56 | &gEfiPeiMasterBootModePpiGuid,\r | |
57 | NULL\r | |
58 | }\r | |
59 | };\r | |
60 | \r | |
61 | \r | |
979420df JJ |
62 | EFI_BOOT_MODE mBootMode = BOOT_WITH_FULL_CONFIGURATION;\r |
63 | \r | |
64 | \r | |
49ba9447 | 65 | VOID\r |
66 | AddIoMemoryBaseSizeHob (\r | |
67 | EFI_PHYSICAL_ADDRESS MemoryBase,\r | |
68 | UINT64 MemorySize\r | |
69 | )\r | |
70 | {\r | |
991d9563 | 71 | BuildResourceDescriptorHob (\r |
72 | EFI_RESOURCE_MEMORY_MAPPED_IO,\r | |
49ba9447 | 73 | EFI_RESOURCE_ATTRIBUTE_PRESENT |\r |
74 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
75 | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |\r | |
991d9563 | 76 | EFI_RESOURCE_ATTRIBUTE_TESTED,\r |
49ba9447 | 77 | MemoryBase,\r |
78 | MemorySize\r | |
79 | );\r | |
80 | }\r | |
81 | \r | |
eec7d420 | 82 | VOID\r |
83 | AddReservedMemoryBaseSizeHob (\r | |
84 | EFI_PHYSICAL_ADDRESS MemoryBase,\r | |
85 | UINT64 MemorySize\r | |
86 | )\r | |
87 | {\r | |
88 | BuildResourceDescriptorHob (\r | |
89 | EFI_RESOURCE_MEMORY_RESERVED,\r | |
90 | EFI_RESOURCE_ATTRIBUTE_PRESENT |\r | |
91 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
92 | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |\r | |
93 | EFI_RESOURCE_ATTRIBUTE_TESTED,\r | |
94 | MemoryBase,\r | |
95 | MemorySize\r | |
96 | );\r | |
97 | }\r | |
49ba9447 | 98 | \r |
99 | VOID\r | |
100 | AddIoMemoryRangeHob (\r | |
101 | EFI_PHYSICAL_ADDRESS MemoryBase,\r | |
102 | EFI_PHYSICAL_ADDRESS MemoryLimit\r | |
103 | )\r | |
104 | {\r | |
105 | AddIoMemoryBaseSizeHob (MemoryBase, (UINT64)(MemoryLimit - MemoryBase));\r | |
106 | }\r | |
107 | \r | |
108 | \r | |
109 | VOID\r | |
110 | AddMemoryBaseSizeHob (\r | |
111 | EFI_PHYSICAL_ADDRESS MemoryBase,\r | |
112 | UINT64 MemorySize\r | |
113 | )\r | |
114 | {\r | |
991d9563 | 115 | BuildResourceDescriptorHob (\r |
116 | EFI_RESOURCE_SYSTEM_MEMORY,\r | |
49ba9447 | 117 | EFI_RESOURCE_ATTRIBUTE_PRESENT |\r |
118 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
119 | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |\r | |
120 | EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE |\r | |
121 | EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE |\r | |
122 | EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE |\r | |
991d9563 | 123 | EFI_RESOURCE_ATTRIBUTE_TESTED,\r |
49ba9447 | 124 | MemoryBase,\r |
125 | MemorySize\r | |
126 | );\r | |
127 | }\r | |
128 | \r | |
129 | \r | |
130 | VOID\r | |
131 | AddMemoryRangeHob (\r | |
132 | EFI_PHYSICAL_ADDRESS MemoryBase,\r | |
133 | EFI_PHYSICAL_ADDRESS MemoryLimit\r | |
134 | )\r | |
135 | {\r | |
136 | AddMemoryBaseSizeHob (MemoryBase, (UINT64)(MemoryLimit - MemoryBase));\r | |
137 | }\r | |
138 | \r | |
c0e10976 | 139 | \r |
140 | VOID\r | |
141 | AddUntestedMemoryBaseSizeHob (\r | |
142 | EFI_PHYSICAL_ADDRESS MemoryBase,\r | |
143 | UINT64 MemorySize\r | |
144 | )\r | |
145 | {\r | |
146 | BuildResourceDescriptorHob (\r | |
147 | EFI_RESOURCE_SYSTEM_MEMORY,\r | |
148 | EFI_RESOURCE_ATTRIBUTE_PRESENT |\r | |
149 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
150 | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |\r | |
151 | EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE |\r | |
152 | EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE |\r | |
153 | EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE,\r | |
154 | MemoryBase,\r | |
155 | MemorySize\r | |
156 | );\r | |
157 | }\r | |
158 | \r | |
159 | \r | |
160 | VOID\r | |
161 | AddUntestedMemoryRangeHob (\r | |
162 | EFI_PHYSICAL_ADDRESS MemoryBase,\r | |
163 | EFI_PHYSICAL_ADDRESS MemoryLimit\r | |
164 | )\r | |
165 | {\r | |
166 | AddUntestedMemoryBaseSizeHob (MemoryBase, (UINT64)(MemoryLimit - MemoryBase));\r | |
167 | }\r | |
168 | \r | |
bb6a9a93 | 169 | VOID\r |
4b455f7b | 170 | MemMapInitialization (\r |
bb6a9a93 WL |
171 | VOID\r |
172 | )\r | |
173 | {\r | |
bb6a9a93 WL |
174 | //\r |
175 | // Create Memory Type Information HOB\r | |
176 | //\r | |
177 | BuildGuidDataHob (\r | |
178 | &gEfiMemoryTypeInformationGuid,\r | |
179 | mDefaultMemoryTypeInformation,\r | |
180 | sizeof(mDefaultMemoryTypeInformation)\r | |
181 | );\r | |
182 | \r | |
183 | //\r | |
184 | // Add PCI IO Port space available for PCI resource allocations.\r | |
185 | //\r | |
186 | BuildResourceDescriptorHob (\r | |
187 | EFI_RESOURCE_IO,\r | |
188 | EFI_RESOURCE_ATTRIBUTE_PRESENT |\r | |
189 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED,\r | |
190 | 0xC000,\r | |
191 | 0x4000\r | |
192 | );\r | |
193 | \r | |
194 | //\r | |
195 | // Video memory + Legacy BIOS region\r | |
196 | //\r | |
197 | AddIoMemoryRangeHob (0x0A0000, BASE_1MB);\r | |
198 | \r | |
4b455f7b JJ |
199 | if (!mXen) {\r |
200 | UINT32 TopOfLowRam;\r | |
201 | TopOfLowRam = GetSystemMemorySizeBelow4gb ();\r | |
49ba9447 | 202 | \r |
4b455f7b JJ |
203 | //\r |
204 | // address purpose size\r | |
205 | // ------------ -------- -------------------------\r | |
206 | // max(top, 2g) PCI MMIO 0xFC000000 - max(top, 2g)\r | |
207 | // 0xFC000000 gap 44 MB\r | |
208 | // 0xFEC00000 IO-APIC 4 KB\r | |
209 | // 0xFEC01000 gap 1020 KB\r | |
210 | // 0xFED00000 HPET 1 KB\r | |
211 | // 0xFED00400 gap 1023 KB\r | |
212 | // 0xFEE00000 LAPIC 1 MB\r | |
213 | //\r | |
214 | AddIoMemoryRangeHob (TopOfLowRam < BASE_2GB ?\r | |
215 | BASE_2GB : TopOfLowRam, 0xFC000000);\r | |
216 | AddIoMemoryBaseSizeHob (0xFEC00000, SIZE_4KB);\r | |
217 | AddIoMemoryBaseSizeHob (0xFED00000, SIZE_1KB);\r | |
218 | AddIoMemoryBaseSizeHob (PcdGet32(PcdCpuLocalApicBaseAddress), SIZE_1MB);\r | |
4b455f7b | 219 | }\r |
49ba9447 | 220 | }\r |
221 | \r | |
222 | \r | |
223 | VOID\r | |
224 | MiscInitialization (\r | |
0e20a186 | 225 | VOID\r |
49ba9447 | 226 | )\r |
227 | {\r | |
228 | //\r | |
229 | // Disable A20 Mask\r | |
230 | //\r | |
55cdb67a | 231 | IoOr8 (0x92, BIT1);\r |
49ba9447 | 232 | \r |
233 | //\r | |
234 | // Build the CPU hob with 36-bit addressing and 16-bits of IO space.\r | |
235 | //\r | |
236 | BuildCpuHob (36, 16);\r | |
c756b2ab | 237 | \r |
0e20a186 | 238 | //\r |
239 | // If PMREGMISC/PMIOSE is set, assume the ACPI PMBA has been configured (for\r | |
240 | // example by Xen) and skip the setup here. This matches the logic in\r | |
241 | // AcpiTimerLibConstructor ().\r | |
242 | //\r | |
243 | if ((PciRead8 (PCI_LIB_ADDRESS (0, 1, 3, 0x80)) & 0x01) == 0) {\r | |
eec7d420 | 244 | //\r |
931a0c74 | 245 | // The PEI phase should be exited with fully accessibe PIIX4 IO space:\r |
246 | // 1. set PMBA\r | |
eec7d420 | 247 | //\r |
931a0c74 | 248 | PciAndThenOr32 (\r |
249 | PCI_LIB_ADDRESS (0, 1, 3, 0x40),\r | |
250 | (UINT32) ~0xFFC0,\r | |
251 | PcdGet16 (PcdAcpiPmBaseAddress)\r | |
252 | );\r | |
253 | \r | |
254 | //\r | |
255 | // 2. set PCICMD/IOSE\r | |
256 | //\r | |
257 | PciOr8 (\r | |
258 | PCI_LIB_ADDRESS (0, 1, 3, PCI_COMMAND_OFFSET),\r | |
259 | EFI_PCI_COMMAND_IO_SPACE\r | |
260 | );\r | |
261 | \r | |
262 | //\r | |
263 | // 3. set PMREGMISC/PMIOSE\r | |
264 | //\r | |
265 | PciOr8 (PCI_LIB_ADDRESS (0, 1, 3, 0x80), 0x01);\r | |
eec7d420 | 266 | }\r |
49ba9447 | 267 | }\r |
268 | \r | |
269 | \r | |
9ed65b10 | 270 | VOID\r |
271 | BootModeInitialization (\r | |
8f5ca05b | 272 | VOID\r |
9ed65b10 | 273 | )\r |
274 | {\r | |
8f5ca05b LE |
275 | EFI_STATUS Status;\r |
276 | \r | |
277 | if (CmosRead8 (0xF) == 0xFE) {\r | |
979420df | 278 | mBootMode = BOOT_ON_S3_RESUME;\r |
8f5ca05b | 279 | }\r |
667bf1e4 | 280 | \r |
979420df | 281 | Status = PeiServicesSetBootMode (mBootMode);\r |
667bf1e4 | 282 | ASSERT_EFI_ERROR (Status);\r |
283 | \r | |
284 | Status = PeiServicesInstallPpi (mPpiBootMode);\r | |
285 | ASSERT_EFI_ERROR (Status);\r | |
9ed65b10 | 286 | }\r |
287 | \r | |
288 | \r | |
77ba993c | 289 | VOID\r |
290 | ReserveEmuVariableNvStore (\r | |
291 | )\r | |
292 | {\r | |
293 | EFI_PHYSICAL_ADDRESS VariableStore;\r | |
294 | \r | |
295 | //\r | |
296 | // Allocate storage for NV variables early on so it will be\r | |
297 | // at a consistent address. Since VM memory is preserved\r | |
298 | // across reboots, this allows the NV variable storage to survive\r | |
299 | // a VM reboot.\r | |
300 | //\r | |
301 | VariableStore =\r | |
302 | (EFI_PHYSICAL_ADDRESS)(UINTN)\r | |
9edb2933 | 303 | AllocateAlignedRuntimePages (\r |
cce992ac WL |
304 | EFI_SIZE_TO_PAGES (2 * PcdGet32 (PcdFlashNvStorageFtwSpareSize)),\r |
305 | PcdGet32 (PcdFlashNvStorageFtwSpareSize)\r | |
27f58ea1 | 306 | );\r |
77ba993c | 307 | DEBUG ((EFI_D_INFO,\r |
308 | "Reserved variable store memory: 0x%lX; size: %dkb\n",\r | |
309 | VariableStore,\r | |
29a3f139 | 310 | (2 * PcdGet32 (PcdFlashNvStorageFtwSpareSize)) / 1024\r |
77ba993c | 311 | ));\r |
312 | PcdSet64 (PcdEmuVariableNvStoreReserved, VariableStore);\r | |
313 | }\r | |
314 | \r | |
315 | \r | |
3ca15914 | 316 | VOID\r |
317 | DebugDumpCmos (\r | |
318 | VOID\r | |
319 | )\r | |
320 | {\r | |
321 | UINTN Loop;\r | |
322 | \r | |
323 | DEBUG ((EFI_D_INFO, "CMOS:\n"));\r | |
324 | \r | |
325 | for (Loop = 0; Loop < 0x80; Loop++) {\r | |
326 | if ((Loop % 0x10) == 0) {\r | |
327 | DEBUG ((EFI_D_INFO, "%02x:", Loop));\r | |
328 | }\r | |
329 | DEBUG ((EFI_D_INFO, " %02x", CmosRead8 (Loop)));\r | |
330 | if ((Loop % 0x10) == 0xf) {\r | |
331 | DEBUG ((EFI_D_INFO, "\n"));\r | |
332 | }\r | |
333 | }\r | |
334 | }\r | |
335 | \r | |
336 | \r | |
49ba9447 | 337 | /**\r |
338 | Perform Platform PEI initialization.\r | |
339 | \r | |
340 | @param FileHandle Handle of the file being invoked.\r | |
341 | @param PeiServices Describes the list of possible PEI Services.\r | |
342 | \r | |
343 | @return EFI_SUCCESS The PEIM initialized successfully.\r | |
344 | \r | |
345 | **/\r | |
346 | EFI_STATUS\r | |
347 | EFIAPI\r | |
348 | InitializePlatform (\r | |
349 | IN EFI_PEI_FILE_HANDLE FileHandle,\r | |
350 | IN CONST EFI_PEI_SERVICES **PeiServices\r | |
351 | )\r | |
352 | {\r | |
353 | DEBUG ((EFI_D_ERROR, "Platform PEIM Loaded\n"));\r | |
354 | \r | |
3ca15914 | 355 | DebugDumpCmos ();\r |
356 | \r | |
b98b4941 | 357 | XenDetect ();\r |
c7ea55b9 | 358 | \r |
869b17cc JJ |
359 | BootModeInitialization ();\r |
360 | \r | |
f76e9eba JJ |
361 | PublishPeiMemory ();\r |
362 | \r | |
2818c158 | 363 | InitializeRamRegions ();\r |
49ba9447 | 364 | \r |
b621bb0a | 365 | if (mXen) {\r |
c7ea55b9 | 366 | DEBUG ((EFI_D_INFO, "Xen was detected\n"));\r |
b98b4941 | 367 | InitializeXen ();\r |
c7ea55b9 | 368 | }\r |
eec7d420 | 369 | \r |
77ba993c | 370 | ReserveEmuVariableNvStore ();\r |
371 | \r | |
49ba9447 | 372 | PeiFvInitialization ();\r |
373 | \r | |
4b455f7b | 374 | MemMapInitialization ();\r |
49ba9447 | 375 | \r |
0e20a186 | 376 | MiscInitialization ();\r |
49ba9447 | 377 | \r |
378 | return EFI_SUCCESS;\r | |
379 | }\r |