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49ba9447 | 1 | /**@file\r |
2 | Platform PEI driver\r | |
3 | \r | |
eec7d420 | 4 | Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>\r |
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 |
49ba9447 | 36 | \r |
37 | #include "Platform.h"\r | |
3ca15914 | 38 | #include "Cmos.h"\r |
49ba9447 | 39 | \r |
40 | EFI_MEMORY_TYPE_INFORMATION mDefaultMemoryTypeInformation[] = {\r | |
41 | { EfiACPIMemoryNVS, 0x004 },\r | |
991d9563 | 42 | { EfiACPIReclaimMemory, 0x008 },\r |
55cdb67a | 43 | { EfiReservedMemoryType, 0x004 },\r |
991d9563 | 44 | { EfiRuntimeServicesData, 0x024 },\r |
45 | { EfiRuntimeServicesCode, 0x030 },\r | |
46 | { EfiBootServicesCode, 0x180 },\r | |
47 | { EfiBootServicesData, 0xF00 },\r | |
49ba9447 | 48 | { EfiMaxMemoryType, 0x000 }\r |
49 | };\r | |
50 | \r | |
51 | \r | |
9ed65b10 | 52 | EFI_PEI_PPI_DESCRIPTOR mPpiBootMode[] = {\r |
53 | {\r | |
54 | EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST,\r | |
55 | &gEfiPeiMasterBootModePpiGuid,\r | |
56 | NULL\r | |
57 | }\r | |
58 | };\r | |
59 | \r | |
60 | \r | |
49ba9447 | 61 | VOID\r |
62 | AddIoMemoryBaseSizeHob (\r | |
63 | EFI_PHYSICAL_ADDRESS MemoryBase,\r | |
64 | UINT64 MemorySize\r | |
65 | )\r | |
66 | {\r | |
991d9563 | 67 | BuildResourceDescriptorHob (\r |
68 | EFI_RESOURCE_MEMORY_MAPPED_IO,\r | |
49ba9447 | 69 | EFI_RESOURCE_ATTRIBUTE_PRESENT |\r |
70 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
71 | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |\r | |
991d9563 | 72 | EFI_RESOURCE_ATTRIBUTE_TESTED,\r |
49ba9447 | 73 | MemoryBase,\r |
74 | MemorySize\r | |
75 | );\r | |
76 | }\r | |
77 | \r | |
eec7d420 | 78 | VOID\r |
79 | AddReservedMemoryBaseSizeHob (\r | |
80 | EFI_PHYSICAL_ADDRESS MemoryBase,\r | |
81 | UINT64 MemorySize\r | |
82 | )\r | |
83 | {\r | |
84 | BuildResourceDescriptorHob (\r | |
85 | EFI_RESOURCE_MEMORY_RESERVED,\r | |
86 | EFI_RESOURCE_ATTRIBUTE_PRESENT |\r | |
87 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
88 | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |\r | |
89 | EFI_RESOURCE_ATTRIBUTE_TESTED,\r | |
90 | MemoryBase,\r | |
91 | MemorySize\r | |
92 | );\r | |
93 | }\r | |
49ba9447 | 94 | \r |
95 | VOID\r | |
96 | AddIoMemoryRangeHob (\r | |
97 | EFI_PHYSICAL_ADDRESS MemoryBase,\r | |
98 | EFI_PHYSICAL_ADDRESS MemoryLimit\r | |
99 | )\r | |
100 | {\r | |
101 | AddIoMemoryBaseSizeHob (MemoryBase, (UINT64)(MemoryLimit - MemoryBase));\r | |
102 | }\r | |
103 | \r | |
104 | \r | |
105 | VOID\r | |
106 | AddMemoryBaseSizeHob (\r | |
107 | EFI_PHYSICAL_ADDRESS MemoryBase,\r | |
108 | UINT64 MemorySize\r | |
109 | )\r | |
110 | {\r | |
991d9563 | 111 | BuildResourceDescriptorHob (\r |
112 | EFI_RESOURCE_SYSTEM_MEMORY,\r | |
49ba9447 | 113 | EFI_RESOURCE_ATTRIBUTE_PRESENT |\r |
114 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
115 | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |\r | |
116 | EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE |\r | |
117 | EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE |\r | |
118 | EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE |\r | |
991d9563 | 119 | EFI_RESOURCE_ATTRIBUTE_TESTED,\r |
49ba9447 | 120 | MemoryBase,\r |
121 | MemorySize\r | |
122 | );\r | |
123 | }\r | |
124 | \r | |
125 | \r | |
126 | VOID\r | |
127 | AddMemoryRangeHob (\r | |
128 | EFI_PHYSICAL_ADDRESS MemoryBase,\r | |
129 | EFI_PHYSICAL_ADDRESS MemoryLimit\r | |
130 | )\r | |
131 | {\r | |
132 | AddMemoryBaseSizeHob (MemoryBase, (UINT64)(MemoryLimit - MemoryBase));\r | |
133 | }\r | |
134 | \r | |
c0e10976 | 135 | \r |
136 | VOID\r | |
137 | AddUntestedMemoryBaseSizeHob (\r | |
138 | EFI_PHYSICAL_ADDRESS MemoryBase,\r | |
139 | UINT64 MemorySize\r | |
140 | )\r | |
141 | {\r | |
142 | BuildResourceDescriptorHob (\r | |
143 | EFI_RESOURCE_SYSTEM_MEMORY,\r | |
144 | EFI_RESOURCE_ATTRIBUTE_PRESENT |\r | |
145 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
146 | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |\r | |
147 | EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE |\r | |
148 | EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE |\r | |
149 | EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE,\r | |
150 | MemoryBase,\r | |
151 | MemorySize\r | |
152 | );\r | |
153 | }\r | |
154 | \r | |
155 | \r | |
156 | VOID\r | |
157 | AddUntestedMemoryRangeHob (\r | |
158 | EFI_PHYSICAL_ADDRESS MemoryBase,\r | |
159 | EFI_PHYSICAL_ADDRESS MemoryLimit\r | |
160 | )\r | |
161 | {\r | |
162 | AddUntestedMemoryBaseSizeHob (MemoryBase, (UINT64)(MemoryLimit - MemoryBase));\r | |
163 | }\r | |
164 | \r | |
165 | \r | |
49ba9447 | 166 | VOID\r |
167 | MemMapInitialization (\r | |
55cdb67a | 168 | EFI_PHYSICAL_ADDRESS TopOfMemory\r |
49ba9447 | 169 | )\r |
170 | {\r | |
171 | //\r | |
172 | // Create Memory Type Information HOB\r | |
173 | //\r | |
174 | BuildGuidDataHob (\r | |
175 | &gEfiMemoryTypeInformationGuid,\r | |
176 | mDefaultMemoryTypeInformation,\r | |
177 | sizeof(mDefaultMemoryTypeInformation)\r | |
178 | );\r | |
179 | \r | |
991d9563 | 180 | //\r |
181 | // Add PCI IO Port space available for PCI resource allocations.\r | |
182 | //\r | |
183 | BuildResourceDescriptorHob (\r | |
184 | EFI_RESOURCE_IO,\r | |
eec7d420 | 185 | EFI_RESOURCE_ATTRIBUTE_PRESENT |\r |
186 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED,\r | |
187 | 0xC000,\r | |
188 | 0x4000\r | |
991d9563 | 189 | );\r |
190 | \r | |
191 | //\r | |
192 | // Add PCI MMIO space available to PCI resource allocations\r | |
193 | //\r | |
55cdb67a | 194 | if (TopOfMemory < BASE_2GB) {\r |
eec7d420 | 195 | AddIoMemoryBaseSizeHob (BASE_2GB, 0xFC000000 - BASE_2GB);\r |
55cdb67a | 196 | } else {\r |
eec7d420 | 197 | AddIoMemoryBaseSizeHob (TopOfMemory, 0xFC000000 - TopOfMemory);\r |
55cdb67a | 198 | }\r |
991d9563 | 199 | \r |
49ba9447 | 200 | //\r |
201 | // Local APIC range\r | |
202 | //\r | |
55cdb67a | 203 | AddIoMemoryBaseSizeHob (0xFEC80000, SIZE_512KB);\r |
49ba9447 | 204 | \r |
205 | //\r | |
206 | // I/O APIC range\r | |
207 | //\r | |
55cdb67a | 208 | AddIoMemoryBaseSizeHob (0xFEC00000, SIZE_512KB);\r |
49ba9447 | 209 | \r |
210 | //\r | |
211 | // Video memory + Legacy BIOS region\r | |
212 | //\r | |
55cdb67a | 213 | AddIoMemoryRangeHob (0x0A0000, BASE_1MB);\r |
49ba9447 | 214 | }\r |
215 | \r | |
216 | \r | |
217 | VOID\r | |
218 | MiscInitialization (\r | |
eec7d420 | 219 | BOOLEAN Xen\r |
49ba9447 | 220 | )\r |
221 | {\r | |
222 | //\r | |
223 | // Disable A20 Mask\r | |
224 | //\r | |
55cdb67a | 225 | IoOr8 (0x92, BIT1);\r |
49ba9447 | 226 | \r |
227 | //\r | |
228 | // Build the CPU hob with 36-bit addressing and 16-bits of IO space.\r | |
229 | //\r | |
230 | BuildCpuHob (36, 16);\r | |
c756b2ab | 231 | \r |
eec7d420 | 232 | if (!Xen) {\r |
233 | //\r | |
234 | // Set the PM I/O base address to 0x400\r | |
235 | //\r | |
236 | PciAndThenOr32 (PCI_LIB_ADDRESS (0, 1, 3, 0x40), (UINT32) ~0xfc0, 0x400);\r | |
237 | }\r | |
49ba9447 | 238 | }\r |
239 | \r | |
240 | \r | |
9ed65b10 | 241 | VOID\r |
242 | BootModeInitialization (\r | |
243 | )\r | |
244 | {\r | |
667bf1e4 | 245 | EFI_STATUS Status;\r |
246 | \r | |
247 | Status = PeiServicesSetBootMode (BOOT_WITH_FULL_CONFIGURATION);\r | |
248 | ASSERT_EFI_ERROR (Status);\r | |
249 | \r | |
250 | Status = PeiServicesInstallPpi (mPpiBootMode);\r | |
251 | ASSERT_EFI_ERROR (Status);\r | |
9ed65b10 | 252 | }\r |
253 | \r | |
254 | \r | |
77ba993c | 255 | VOID\r |
256 | ReserveEmuVariableNvStore (\r | |
257 | )\r | |
258 | {\r | |
259 | EFI_PHYSICAL_ADDRESS VariableStore;\r | |
260 | \r | |
261 | //\r | |
262 | // Allocate storage for NV variables early on so it will be\r | |
263 | // at a consistent address. Since VM memory is preserved\r | |
264 | // across reboots, this allows the NV variable storage to survive\r | |
265 | // a VM reboot.\r | |
266 | //\r | |
267 | VariableStore =\r | |
268 | (EFI_PHYSICAL_ADDRESS)(UINTN)\r | |
27f58ea1 | 269 | AllocateRuntimePool (\r |
29a3f139 | 270 | 2 * PcdGet32 (PcdFlashNvStorageFtwSpareSize)\r |
27f58ea1 | 271 | );\r |
77ba993c | 272 | DEBUG ((EFI_D_INFO,\r |
273 | "Reserved variable store memory: 0x%lX; size: %dkb\n",\r | |
274 | VariableStore,\r | |
29a3f139 | 275 | (2 * PcdGet32 (PcdFlashNvStorageFtwSpareSize)) / 1024\r |
77ba993c | 276 | ));\r |
277 | PcdSet64 (PcdEmuVariableNvStoreReserved, VariableStore);\r | |
278 | }\r | |
279 | \r | |
280 | \r | |
3ca15914 | 281 | VOID\r |
282 | DebugDumpCmos (\r | |
283 | VOID\r | |
284 | )\r | |
285 | {\r | |
286 | UINTN Loop;\r | |
287 | \r | |
288 | DEBUG ((EFI_D_INFO, "CMOS:\n"));\r | |
289 | \r | |
290 | for (Loop = 0; Loop < 0x80; Loop++) {\r | |
291 | if ((Loop % 0x10) == 0) {\r | |
292 | DEBUG ((EFI_D_INFO, "%02x:", Loop));\r | |
293 | }\r | |
294 | DEBUG ((EFI_D_INFO, " %02x", CmosRead8 (Loop)));\r | |
295 | if ((Loop % 0x10) == 0xf) {\r | |
296 | DEBUG ((EFI_D_INFO, "\n"));\r | |
297 | }\r | |
298 | }\r | |
299 | }\r | |
300 | \r | |
301 | \r | |
49ba9447 | 302 | /**\r |
303 | Perform Platform PEI initialization.\r | |
304 | \r | |
305 | @param FileHandle Handle of the file being invoked.\r | |
306 | @param PeiServices Describes the list of possible PEI Services.\r | |
307 | \r | |
308 | @return EFI_SUCCESS The PEIM initialized successfully.\r | |
309 | \r | |
310 | **/\r | |
311 | EFI_STATUS\r | |
312 | EFIAPI\r | |
313 | InitializePlatform (\r | |
314 | IN EFI_PEI_FILE_HANDLE FileHandle,\r | |
315 | IN CONST EFI_PEI_SERVICES **PeiServices\r | |
316 | )\r | |
317 | {\r | |
eec7d420 | 318 | EFI_STATUS Status;\r |
55cdb67a | 319 | EFI_PHYSICAL_ADDRESS TopOfMemory;\r |
eec7d420 | 320 | BOOLEAN Xen;\r |
55cdb67a | 321 | \r |
49ba9447 | 322 | DEBUG ((EFI_D_ERROR, "Platform PEIM Loaded\n"));\r |
323 | \r | |
3ca15914 | 324 | DebugDumpCmos ();\r |
325 | \r | |
55cdb67a | 326 | TopOfMemory = MemDetect ();\r |
49ba9447 | 327 | \r |
eec7d420 | 328 | Status = InitializeXen ();\r |
329 | Xen = EFI_ERROR (Status) ? FALSE : TRUE;\r | |
330 | \r | |
77ba993c | 331 | ReserveEmuVariableNvStore ();\r |
332 | \r | |
49ba9447 | 333 | PeiFvInitialization ();\r |
334 | \r | |
55cdb67a | 335 | MemMapInitialization (TopOfMemory);\r |
49ba9447 | 336 | \r |
eec7d420 | 337 | MiscInitialization (Xen);\r |
49ba9447 | 338 | \r |
9ed65b10 | 339 | BootModeInitialization ();\r |
340 | \r | |
49ba9447 | 341 | return EFI_SUCCESS;\r |
342 | }\r |