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Change Bcfg.c to use the new definition of EFI_KEY_OPTION.
[mirror_edk2.git] / OvmfPkg / PlatformPei / Platform.c
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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
40EFI_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 52EFI_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 61VOID\r
62AddIoMemoryBaseSizeHob (\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 78VOID\r
79AddReservedMemoryBaseSizeHob (\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
95VOID\r
96AddIoMemoryRangeHob (\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
105VOID\r
106AddMemoryBaseSizeHob (\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
126VOID\r
127AddMemoryRangeHob (\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
136VOID\r
137AddUntestedMemoryBaseSizeHob (\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
156VOID\r
157AddUntestedMemoryRangeHob (\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 166VOID\r
167MemMapInitialization (\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
cb678aa8 192 // Video memory + Legacy BIOS region\r
49ba9447 193 //\r
cb678aa8 194 AddIoMemoryRangeHob (0x0A0000, BASE_1MB);\r
49ba9447 195\r
196 //\r
cb678aa8 197 // address purpose size\r
198 // ------------ -------- -------------------------\r
199 // max(top, 2g) PCI MMIO 0xFEC00000 - max(top, 2g)\r
200 // 0xFEC00000 IO-APIC 4 KB\r
201 // 0xFEC01000 gap 1020 KB\r
202 // 0xFED00000 HPET 1 KB\r
203 // 0xFED00400 gap 1023 KB\r
204 // 0xFEE00000 LAPIC 1 MB\r
49ba9447 205 //\r
cb678aa8 206 AddIoMemoryRangeHob (TopOfMemory < BASE_2GB ? BASE_2GB : TopOfMemory, 0xFEC00000);\r
207 AddIoMemoryBaseSizeHob (0xFEC00000, SIZE_4KB);\r
208 AddIoMemoryBaseSizeHob (0xFED00000, SIZE_1KB);\r
209 AddIoMemoryBaseSizeHob (PcdGet32(PcdCpuLocalApicBaseAddress), SIZE_1MB);\r
49ba9447 210}\r
211\r
212\r
213VOID\r
214MiscInitialization (\r
eec7d420 215 BOOLEAN Xen\r
49ba9447 216 )\r
217{\r
218 //\r
219 // Disable A20 Mask\r
220 //\r
55cdb67a 221 IoOr8 (0x92, BIT1);\r
49ba9447 222\r
223 //\r
224 // Build the CPU hob with 36-bit addressing and 16-bits of IO space.\r
225 //\r
226 BuildCpuHob (36, 16);\r
c756b2ab 227\r
eec7d420 228 if (!Xen) {\r
229 //\r
230 // Set the PM I/O base address to 0x400\r
231 //\r
232 PciAndThenOr32 (PCI_LIB_ADDRESS (0, 1, 3, 0x40), (UINT32) ~0xfc0, 0x400);\r
233 }\r
49ba9447 234}\r
235\r
236\r
9ed65b10 237VOID\r
238BootModeInitialization (\r
239 )\r
240{\r
667bf1e4 241 EFI_STATUS Status;\r
242\r
243 Status = PeiServicesSetBootMode (BOOT_WITH_FULL_CONFIGURATION);\r
244 ASSERT_EFI_ERROR (Status);\r
245\r
246 Status = PeiServicesInstallPpi (mPpiBootMode);\r
247 ASSERT_EFI_ERROR (Status);\r
9ed65b10 248}\r
249\r
250\r
77ba993c 251VOID\r
252ReserveEmuVariableNvStore (\r
253 )\r
254{\r
255 EFI_PHYSICAL_ADDRESS VariableStore;\r
256\r
257 //\r
258 // Allocate storage for NV variables early on so it will be\r
259 // at a consistent address. Since VM memory is preserved\r
260 // across reboots, this allows the NV variable storage to survive\r
261 // a VM reboot.\r
262 //\r
263 VariableStore =\r
264 (EFI_PHYSICAL_ADDRESS)(UINTN)\r
27f58ea1 265 AllocateRuntimePool (\r
29a3f139 266 2 * PcdGet32 (PcdFlashNvStorageFtwSpareSize)\r
27f58ea1 267 );\r
77ba993c 268 DEBUG ((EFI_D_INFO,\r
269 "Reserved variable store memory: 0x%lX; size: %dkb\n",\r
270 VariableStore,\r
29a3f139 271 (2 * PcdGet32 (PcdFlashNvStorageFtwSpareSize)) / 1024\r
77ba993c 272 ));\r
273 PcdSet64 (PcdEmuVariableNvStoreReserved, VariableStore);\r
274}\r
275\r
276\r
3ca15914 277VOID\r
278DebugDumpCmos (\r
279 VOID\r
280 )\r
281{\r
282 UINTN Loop;\r
283\r
284 DEBUG ((EFI_D_INFO, "CMOS:\n"));\r
285\r
286 for (Loop = 0; Loop < 0x80; Loop++) {\r
287 if ((Loop % 0x10) == 0) {\r
288 DEBUG ((EFI_D_INFO, "%02x:", Loop));\r
289 }\r
290 DEBUG ((EFI_D_INFO, " %02x", CmosRead8 (Loop)));\r
291 if ((Loop % 0x10) == 0xf) {\r
292 DEBUG ((EFI_D_INFO, "\n"));\r
293 }\r
294 }\r
295}\r
296\r
297\r
49ba9447 298/**\r
299 Perform Platform PEI initialization.\r
300\r
301 @param FileHandle Handle of the file being invoked.\r
302 @param PeiServices Describes the list of possible PEI Services.\r
303\r
304 @return EFI_SUCCESS The PEIM initialized successfully.\r
305\r
306**/\r
307EFI_STATUS\r
308EFIAPI\r
309InitializePlatform (\r
310 IN EFI_PEI_FILE_HANDLE FileHandle,\r
311 IN CONST EFI_PEI_SERVICES **PeiServices\r
312 )\r
313{\r
eec7d420 314 EFI_STATUS Status;\r
55cdb67a 315 EFI_PHYSICAL_ADDRESS TopOfMemory;\r
eec7d420 316 BOOLEAN Xen;\r
55cdb67a 317\r
49ba9447 318 DEBUG ((EFI_D_ERROR, "Platform PEIM Loaded\n"));\r
319\r
3ca15914 320 DebugDumpCmos ();\r
321\r
55cdb67a 322 TopOfMemory = MemDetect ();\r
49ba9447 323\r
eec7d420 324 Status = InitializeXen ();\r
325 Xen = EFI_ERROR (Status) ? FALSE : TRUE;\r
326\r
77ba993c 327 ReserveEmuVariableNvStore ();\r
328\r
49ba9447 329 PeiFvInitialization ();\r
330\r
55cdb67a 331 MemMapInitialization (TopOfMemory);\r
49ba9447 332\r
eec7d420 333 MiscInitialization (Xen);\r
49ba9447 334\r
9ed65b10 335 BootModeInitialization ();\r
336\r
49ba9447 337 return EFI_SUCCESS;\r
338}\r
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