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49ba9447 | 1 | /**@file\r |
2 | Platform PEI driver\r | |
3 | \r | |
56d7640a HT |
4 | Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>\r |
5 | This program and the accompanying materials\r | |
49ba9447 | 6 | are licensed and made available under the terms and conditions of the BSD License\r |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | **/\r | |
14 | \r | |
15 | //\r | |
16 | // The package level header files this module uses\r | |
17 | //\r | |
18 | #include <PiPei.h>\r | |
19 | \r | |
20 | //\r | |
21 | // The Library classes this module consumes\r | |
22 | //\r | |
23 | #include <Library/DebugLib.h>\r | |
24 | #include <Library/HobLib.h>\r | |
25 | #include <Library/IoLib.h>\r | |
77ba993c | 26 | #include <Library/MemoryAllocationLib.h>\r |
27 | #include <Library/PcdLib.h>\r | |
49ba9447 | 28 | #include <Library/PciLib.h>\r |
29 | #include <Library/PeimEntryPoint.h>\r | |
30 | #include <Library/ResourcePublicationLib.h>\r | |
31 | #include <Guid/MemoryTypeInformation.h>\r | |
32 | \r | |
33 | #include "Platform.h"\r | |
3ca15914 | 34 | #include "Cmos.h"\r |
49ba9447 | 35 | \r |
36 | EFI_MEMORY_TYPE_INFORMATION mDefaultMemoryTypeInformation[] = {\r | |
37 | { EfiACPIMemoryNVS, 0x004 },\r | |
991d9563 | 38 | { EfiACPIReclaimMemory, 0x008 },\r |
55cdb67a | 39 | { EfiReservedMemoryType, 0x004 },\r |
991d9563 | 40 | { EfiRuntimeServicesData, 0x024 },\r |
41 | { EfiRuntimeServicesCode, 0x030 },\r | |
42 | { EfiBootServicesCode, 0x180 },\r | |
43 | { EfiBootServicesData, 0xF00 },\r | |
49ba9447 | 44 | { EfiMaxMemoryType, 0x000 }\r |
45 | };\r | |
46 | \r | |
47 | \r | |
48 | VOID\r | |
49 | AddIoMemoryBaseSizeHob (\r | |
50 | EFI_PHYSICAL_ADDRESS MemoryBase,\r | |
51 | UINT64 MemorySize\r | |
52 | )\r | |
53 | {\r | |
991d9563 | 54 | BuildResourceDescriptorHob (\r |
55 | EFI_RESOURCE_MEMORY_MAPPED_IO,\r | |
49ba9447 | 56 | EFI_RESOURCE_ATTRIBUTE_PRESENT |\r |
57 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
58 | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |\r | |
991d9563 | 59 | EFI_RESOURCE_ATTRIBUTE_TESTED,\r |
49ba9447 | 60 | MemoryBase,\r |
61 | MemorySize\r | |
62 | );\r | |
63 | }\r | |
64 | \r | |
65 | \r | |
66 | VOID\r | |
67 | AddIoMemoryRangeHob (\r | |
68 | EFI_PHYSICAL_ADDRESS MemoryBase,\r | |
69 | EFI_PHYSICAL_ADDRESS MemoryLimit\r | |
70 | )\r | |
71 | {\r | |
72 | AddIoMemoryBaseSizeHob (MemoryBase, (UINT64)(MemoryLimit - MemoryBase));\r | |
73 | }\r | |
74 | \r | |
75 | \r | |
76 | VOID\r | |
77 | AddMemoryBaseSizeHob (\r | |
78 | EFI_PHYSICAL_ADDRESS MemoryBase,\r | |
79 | UINT64 MemorySize\r | |
80 | )\r | |
81 | {\r | |
991d9563 | 82 | BuildResourceDescriptorHob (\r |
83 | EFI_RESOURCE_SYSTEM_MEMORY,\r | |
49ba9447 | 84 | EFI_RESOURCE_ATTRIBUTE_PRESENT |\r |
85 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
86 | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |\r | |
87 | EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE |\r | |
88 | EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE |\r | |
89 | EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE |\r | |
991d9563 | 90 | EFI_RESOURCE_ATTRIBUTE_TESTED,\r |
49ba9447 | 91 | MemoryBase,\r |
92 | MemorySize\r | |
93 | );\r | |
94 | }\r | |
95 | \r | |
96 | \r | |
97 | VOID\r | |
98 | AddMemoryRangeHob (\r | |
99 | EFI_PHYSICAL_ADDRESS MemoryBase,\r | |
100 | EFI_PHYSICAL_ADDRESS MemoryLimit\r | |
101 | )\r | |
102 | {\r | |
103 | AddMemoryBaseSizeHob (MemoryBase, (UINT64)(MemoryLimit - MemoryBase));\r | |
104 | }\r | |
105 | \r | |
c0e10976 | 106 | \r |
107 | VOID\r | |
108 | AddUntestedMemoryBaseSizeHob (\r | |
109 | EFI_PHYSICAL_ADDRESS MemoryBase,\r | |
110 | UINT64 MemorySize\r | |
111 | )\r | |
112 | {\r | |
113 | BuildResourceDescriptorHob (\r | |
114 | EFI_RESOURCE_SYSTEM_MEMORY,\r | |
115 | EFI_RESOURCE_ATTRIBUTE_PRESENT |\r | |
116 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED |\r | |
117 | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |\r | |
118 | EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE |\r | |
119 | EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE |\r | |
120 | EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE,\r | |
121 | MemoryBase,\r | |
122 | MemorySize\r | |
123 | );\r | |
124 | }\r | |
125 | \r | |
126 | \r | |
127 | VOID\r | |
128 | AddUntestedMemoryRangeHob (\r | |
129 | EFI_PHYSICAL_ADDRESS MemoryBase,\r | |
130 | EFI_PHYSICAL_ADDRESS MemoryLimit\r | |
131 | )\r | |
132 | {\r | |
133 | AddUntestedMemoryBaseSizeHob (MemoryBase, (UINT64)(MemoryLimit - MemoryBase));\r | |
134 | }\r | |
135 | \r | |
136 | \r | |
49ba9447 | 137 | VOID\r |
138 | MemMapInitialization (\r | |
55cdb67a | 139 | EFI_PHYSICAL_ADDRESS TopOfMemory\r |
49ba9447 | 140 | )\r |
141 | {\r | |
142 | //\r | |
143 | // Create Memory Type Information HOB\r | |
144 | //\r | |
145 | BuildGuidDataHob (\r | |
146 | &gEfiMemoryTypeInformationGuid,\r | |
147 | mDefaultMemoryTypeInformation,\r | |
148 | sizeof(mDefaultMemoryTypeInformation)\r | |
149 | );\r | |
150 | \r | |
991d9563 | 151 | //\r |
152 | // Add PCI IO Port space available for PCI resource allocations.\r | |
153 | //\r | |
154 | BuildResourceDescriptorHob (\r | |
155 | EFI_RESOURCE_IO,\r | |
156 | EFI_RESOURCE_ATTRIBUTE_PRESENT |\r | |
157 | EFI_RESOURCE_ATTRIBUTE_INITIALIZED,\r | |
158 | 0x1000,\r | |
159 | 0xF000\r | |
160 | );\r | |
161 | \r | |
162 | //\r | |
163 | // Add PCI MMIO space available to PCI resource allocations\r | |
164 | //\r | |
55cdb67a | 165 | if (TopOfMemory < BASE_2GB) {\r |
166 | AddIoMemoryBaseSizeHob (BASE_2GB, 0xFEC00000 - BASE_2GB);\r | |
167 | } else {\r | |
168 | AddIoMemoryBaseSizeHob (TopOfMemory, 0xFEC00000 - TopOfMemory);\r | |
169 | }\r | |
991d9563 | 170 | \r |
49ba9447 | 171 | //\r |
172 | // Local APIC range\r | |
173 | //\r | |
55cdb67a | 174 | AddIoMemoryBaseSizeHob (0xFEC80000, SIZE_512KB);\r |
49ba9447 | 175 | \r |
176 | //\r | |
177 | // I/O APIC range\r | |
178 | //\r | |
55cdb67a | 179 | AddIoMemoryBaseSizeHob (0xFEC00000, SIZE_512KB);\r |
49ba9447 | 180 | \r |
181 | //\r | |
182 | // Video memory + Legacy BIOS region\r | |
183 | //\r | |
55cdb67a | 184 | AddIoMemoryRangeHob (0x0A0000, BASE_1MB);\r |
49ba9447 | 185 | }\r |
186 | \r | |
187 | \r | |
188 | VOID\r | |
189 | MiscInitialization (\r | |
190 | )\r | |
191 | {\r | |
192 | //\r | |
193 | // Disable A20 Mask\r | |
194 | //\r | |
55cdb67a | 195 | IoOr8 (0x92, BIT1);\r |
49ba9447 | 196 | \r |
197 | //\r | |
198 | // Build the CPU hob with 36-bit addressing and 16-bits of IO space.\r | |
199 | //\r | |
200 | BuildCpuHob (36, 16);\r | |
c756b2ab | 201 | \r |
202 | //\r | |
203 | // Set the PM I/O base address to 0x400\r | |
204 | //\r | |
205 | PciAndThenOr32 (PCI_LIB_ADDRESS (0, 1, 3, 0x40), (UINT32) ~0xfc0, 0x400);\r | |
49ba9447 | 206 | }\r |
207 | \r | |
208 | \r | |
77ba993c | 209 | VOID\r |
210 | ReserveEmuVariableNvStore (\r | |
211 | )\r | |
212 | {\r | |
213 | EFI_PHYSICAL_ADDRESS VariableStore;\r | |
214 | \r | |
215 | //\r | |
216 | // Allocate storage for NV variables early on so it will be\r | |
217 | // at a consistent address. Since VM memory is preserved\r | |
218 | // across reboots, this allows the NV variable storage to survive\r | |
219 | // a VM reboot.\r | |
220 | //\r | |
221 | VariableStore =\r | |
222 | (EFI_PHYSICAL_ADDRESS)(UINTN)\r | |
27f58ea1 | 223 | AllocateRuntimePool (\r |
29a3f139 | 224 | 2 * PcdGet32 (PcdFlashNvStorageFtwSpareSize)\r |
27f58ea1 | 225 | );\r |
77ba993c | 226 | DEBUG ((EFI_D_INFO,\r |
227 | "Reserved variable store memory: 0x%lX; size: %dkb\n",\r | |
228 | VariableStore,\r | |
29a3f139 | 229 | (2 * PcdGet32 (PcdFlashNvStorageFtwSpareSize)) / 1024\r |
77ba993c | 230 | ));\r |
231 | PcdSet64 (PcdEmuVariableNvStoreReserved, VariableStore);\r | |
232 | }\r | |
233 | \r | |
234 | \r | |
3ca15914 | 235 | VOID\r |
236 | DebugDumpCmos (\r | |
237 | VOID\r | |
238 | )\r | |
239 | {\r | |
240 | UINTN Loop;\r | |
241 | \r | |
242 | DEBUG ((EFI_D_INFO, "CMOS:\n"));\r | |
243 | \r | |
244 | for (Loop = 0; Loop < 0x80; Loop++) {\r | |
245 | if ((Loop % 0x10) == 0) {\r | |
246 | DEBUG ((EFI_D_INFO, "%02x:", Loop));\r | |
247 | }\r | |
248 | DEBUG ((EFI_D_INFO, " %02x", CmosRead8 (Loop)));\r | |
249 | if ((Loop % 0x10) == 0xf) {\r | |
250 | DEBUG ((EFI_D_INFO, "\n"));\r | |
251 | }\r | |
252 | }\r | |
253 | }\r | |
254 | \r | |
255 | \r | |
49ba9447 | 256 | /**\r |
257 | Perform Platform PEI initialization.\r | |
258 | \r | |
259 | @param FileHandle Handle of the file being invoked.\r | |
260 | @param PeiServices Describes the list of possible PEI Services.\r | |
261 | \r | |
262 | @return EFI_SUCCESS The PEIM initialized successfully.\r | |
263 | \r | |
264 | **/\r | |
265 | EFI_STATUS\r | |
266 | EFIAPI\r | |
267 | InitializePlatform (\r | |
268 | IN EFI_PEI_FILE_HANDLE FileHandle,\r | |
269 | IN CONST EFI_PEI_SERVICES **PeiServices\r | |
270 | )\r | |
271 | {\r | |
55cdb67a | 272 | EFI_PHYSICAL_ADDRESS TopOfMemory;\r |
273 | \r | |
49ba9447 | 274 | DEBUG ((EFI_D_ERROR, "Platform PEIM Loaded\n"));\r |
275 | \r | |
3ca15914 | 276 | DebugDumpCmos ();\r |
277 | \r | |
55cdb67a | 278 | TopOfMemory = MemDetect ();\r |
49ba9447 | 279 | \r |
77ba993c | 280 | ReserveEmuVariableNvStore ();\r |
281 | \r | |
49ba9447 | 282 | PeiFvInitialization ();\r |
283 | \r | |
55cdb67a | 284 | MemMapInitialization (TopOfMemory);\r |
49ba9447 | 285 | \r |
286 | MiscInitialization ();\r | |
287 | \r | |
288 | return EFI_SUCCESS;\r | |
289 | }\r |