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ca41f3f4 JY |
1 | /** @file\r |
2 | SMI handler profile support.\r | |
3 | \r | |
4 | Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>\r | |
9d510e61 | 5 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
ca41f3f4 JY |
6 | \r |
7 | **/\r | |
8 | \r | |
9 | #include <PiSmm.h>\r | |
10 | #include <Library/BaseLib.h>\r | |
11 | #include <Library/BaseMemoryLib.h>\r | |
12 | #include <Library/MemoryAllocationLib.h>\r | |
13 | #include <Library/UefiBootServicesTableLib.h>\r | |
14 | #include <Library/SmmServicesTableLib.h>\r | |
15 | #include <Library/DebugLib.h>\r | |
16 | #include <Library/PrintLib.h>\r | |
17 | #include <Library/UefiLib.h>\r | |
18 | #include <Library/DevicePathLib.h>\r | |
19 | #include <Library/PeCoffGetEntryPointLib.h>\r | |
ca41f3f4 JY |
20 | #include <Protocol/LoadedImage.h>\r |
21 | #include <Protocol/SmmAccess2.h>\r | |
22 | #include <Protocol/SmmReadyToLock.h>\r | |
23 | #include <Protocol/SmmEndOfDxe.h>\r | |
24 | \r | |
25 | #include <Guid/SmiHandlerProfile.h>\r | |
26 | \r | |
27 | #include "PiSmmCore.h"\r | |
28 | \r | |
f2485395 SZ |
29 | #define GET_OCCUPIED_SIZE(ActualSize, Alignment) \\r |
30 | ((ActualSize) + (((Alignment) - ((ActualSize) & ((Alignment) - 1))) & ((Alignment) - 1)))\r | |
31 | \r | |
ca41f3f4 | 32 | typedef struct {\r |
f2485395 SZ |
33 | EFI_GUID FileGuid;\r |
34 | PHYSICAL_ADDRESS EntryPoint;\r | |
35 | PHYSICAL_ADDRESS ImageBase;\r | |
36 | UINT64 ImageSize;\r | |
37 | UINT32 ImageRef;\r | |
38 | UINT16 PdbStringSize;\r | |
39 | CHAR8 *PdbString;\r | |
ca41f3f4 JY |
40 | } IMAGE_STRUCT;\r |
41 | \r | |
42 | /**\r | |
43 | Register SMI handler profile handler.\r | |
44 | **/\r | |
45 | VOID\r | |
1436aea4 | 46 | RegisterSmiHandlerProfileHandler (\r |
ca41f3f4 JY |
47 | VOID\r |
48 | );\r | |
49 | \r | |
50 | /**\r | |
51 | Retrieves and returns a pointer to the entry point to a PE/COFF image that has been loaded\r | |
52 | into system memory with the PE/COFF Loader Library functions.\r | |
53 | \r | |
54 | Retrieves the entry point to the PE/COFF image specified by Pe32Data and returns this entry\r | |
55 | point in EntryPoint. If the entry point could not be retrieved from the PE/COFF image, then\r | |
56 | return RETURN_INVALID_PARAMETER. Otherwise return RETURN_SUCCESS.\r | |
57 | If Pe32Data is NULL, then ASSERT().\r | |
58 | If EntryPoint is NULL, then ASSERT().\r | |
59 | \r | |
60 | @param Pe32Data The pointer to the PE/COFF image that is loaded in system memory.\r | |
61 | @param EntryPoint The pointer to entry point to the PE/COFF image to return.\r | |
62 | \r | |
63 | @retval RETURN_SUCCESS EntryPoint was returned.\r | |
64 | @retval RETURN_INVALID_PARAMETER The entry point could not be found in the PE/COFF image.\r | |
65 | \r | |
66 | **/\r | |
67 | RETURN_STATUS\r | |
68 | InternalPeCoffGetEntryPoint (\r | |
69 | IN VOID *Pe32Data,\r | |
70 | OUT VOID **EntryPoint\r | |
71 | );\r | |
72 | \r | |
73 | extern LIST_ENTRY mSmiEntryList;\r | |
74 | extern LIST_ENTRY mHardwareSmiEntryList;\r | |
75 | extern SMI_ENTRY mRootSmiEntry;\r | |
76 | \r | |
77 | extern SMI_HANDLER_PROFILE_PROTOCOL mSmiHandlerProfile;\r | |
78 | \r | |
1436aea4 | 79 | GLOBAL_REMOVE_IF_UNREFERENCED LIST_ENTRY mHardwareSmiEntryList = INITIALIZE_LIST_HEAD_VARIABLE (mHardwareSmiEntryList);\r |
ca41f3f4 | 80 | \r |
1436aea4 | 81 | GLOBAL_REMOVE_IF_UNREFERENCED LIST_ENTRY mRootSmiEntryList = INITIALIZE_LIST_HEAD_VARIABLE (mRootSmiEntryList);\r |
ca41f3f4 | 82 | \r |
1436aea4 MK |
83 | GLOBAL_REMOVE_IF_UNREFERENCED LIST_ENTRY *mSmmCoreRootSmiEntryList = &mRootSmiEntryList;\r |
84 | GLOBAL_REMOVE_IF_UNREFERENCED LIST_ENTRY *mSmmCoreSmiEntryList = &mSmiEntryList;\r | |
85 | GLOBAL_REMOVE_IF_UNREFERENCED LIST_ENTRY *mSmmCoreHardwareSmiEntryList = &mHardwareSmiEntryList;\r | |
ca41f3f4 JY |
86 | \r |
87 | GLOBAL_REMOVE_IF_UNREFERENCED IMAGE_STRUCT *mImageStruct;\r | |
f2485395 SZ |
88 | GLOBAL_REMOVE_IF_UNREFERENCED UINT32 mImageStructCountMax;\r |
89 | GLOBAL_REMOVE_IF_UNREFERENCED UINT32 mImageStructCount;\r | |
ca41f3f4 JY |
90 | \r |
91 | GLOBAL_REMOVE_IF_UNREFERENCED VOID *mSmiHandlerProfileDatabase;\r | |
92 | GLOBAL_REMOVE_IF_UNREFERENCED UINTN mSmiHandlerProfileDatabaseSize;\r | |
93 | \r | |
94 | GLOBAL_REMOVE_IF_UNREFERENCED UINTN mSmmImageDatabaseSize;\r | |
95 | GLOBAL_REMOVE_IF_UNREFERENCED UINTN mSmmRootSmiDatabaseSize;\r | |
96 | GLOBAL_REMOVE_IF_UNREFERENCED UINTN mSmmSmiDatabaseSize;\r | |
97 | GLOBAL_REMOVE_IF_UNREFERENCED UINTN mSmmHardwareSmiDatabaseSize;\r | |
98 | \r | |
99 | GLOBAL_REMOVE_IF_UNREFERENCED BOOLEAN mSmiHandlerProfileRecordingStatus;\r | |
100 | \r | |
101 | GLOBAL_REMOVE_IF_UNREFERENCED SMI_HANDLER_PROFILE_PROTOCOL mSmiHandlerProfile = {\r | |
102 | SmiHandlerProfileRegisterHandler,\r | |
103 | SmiHandlerProfileUnregisterHandler,\r | |
104 | };\r | |
105 | \r | |
106 | /**\r | |
107 | This function dump raw data.\r | |
108 | \r | |
109 | @param Data raw data\r | |
110 | @param Size raw data size\r | |
111 | **/\r | |
112 | VOID\r | |
113 | InternalDumpData (\r | |
114 | IN UINT8 *Data,\r | |
115 | IN UINTN Size\r | |
116 | )\r | |
117 | {\r | |
118 | UINTN Index;\r | |
1436aea4 | 119 | \r |
ca41f3f4 JY |
120 | for (Index = 0; Index < Size; Index++) {\r |
121 | DEBUG ((DEBUG_INFO, "%02x ", (UINTN)Data[Index]));\r | |
122 | }\r | |
123 | }\r | |
124 | \r | |
125 | /**\r | |
126 | Get GUID name for an image.\r | |
127 | \r | |
128 | @param[in] LoadedImage LoadedImage protocol.\r | |
129 | @param[out] Guid Guid of the FFS\r | |
130 | **/\r | |
131 | VOID\r | |
132 | GetDriverGuid (\r | |
133 | IN EFI_LOADED_IMAGE_PROTOCOL *LoadedImage,\r | |
134 | OUT EFI_GUID *Guid\r | |
135 | )\r | |
136 | {\r | |
1436aea4 | 137 | EFI_GUID *FileName;\r |
ca41f3f4 JY |
138 | \r |
139 | FileName = NULL;\r | |
1436aea4 MK |
140 | if ((DevicePathType (LoadedImage->FilePath) == MEDIA_DEVICE_PATH) &&\r |
141 | (DevicePathSubType (LoadedImage->FilePath) == MEDIA_PIWG_FW_FILE_DP))\r | |
142 | {\r | |
ca41f3f4 JY |
143 | FileName = &((MEDIA_FW_VOL_FILEPATH_DEVICE_PATH *)LoadedImage->FilePath)->FvFileName;\r |
144 | }\r | |
1436aea4 | 145 | \r |
ca41f3f4 | 146 | if (FileName != NULL) {\r |
1436aea4 | 147 | CopyGuid (Guid, FileName);\r |
ca41f3f4 | 148 | } else {\r |
1436aea4 | 149 | ZeroMem (Guid, sizeof (EFI_GUID));\r |
ca41f3f4 JY |
150 | }\r |
151 | }\r | |
152 | \r | |
153 | /**\r | |
154 | Add image structure.\r | |
155 | \r | |
156 | @param ImageBase image base\r | |
157 | @param ImageSize image size\r | |
158 | @param EntryPoint image entry point\r | |
159 | @param Guid FFS GUID of the image\r | |
160 | @param PdbString image PDB string\r | |
161 | **/\r | |
162 | VOID\r | |
1436aea4 MK |
163 | AddImageStruct (\r |
164 | IN PHYSICAL_ADDRESS ImageBase,\r | |
165 | IN UINT64 ImageSize,\r | |
166 | IN PHYSICAL_ADDRESS EntryPoint,\r | |
167 | IN EFI_GUID *Guid,\r | |
168 | IN CHAR8 *PdbString\r | |
ca41f3f4 JY |
169 | )\r |
170 | {\r | |
171 | UINTN PdbStringSize;\r | |
172 | \r | |
173 | if (mImageStructCount >= mImageStructCountMax) {\r | |
1436aea4 | 174 | ASSERT (FALSE);\r |
ca41f3f4 JY |
175 | return;\r |
176 | }\r | |
177 | \r | |
1436aea4 MK |
178 | CopyGuid (&mImageStruct[mImageStructCount].FileGuid, Guid);\r |
179 | mImageStruct[mImageStructCount].ImageRef = mImageStructCount;\r | |
180 | mImageStruct[mImageStructCount].ImageBase = ImageBase;\r | |
181 | mImageStruct[mImageStructCount].ImageSize = ImageSize;\r | |
ca41f3f4 JY |
182 | mImageStruct[mImageStructCount].EntryPoint = EntryPoint;\r |
183 | if (PdbString != NULL) {\r | |
1436aea4 | 184 | PdbStringSize = AsciiStrSize (PdbString);\r |
ca41f3f4 JY |
185 | mImageStruct[mImageStructCount].PdbString = AllocateCopyPool (PdbStringSize, PdbString);\r |
186 | if (mImageStruct[mImageStructCount].PdbString != NULL) {\r | |
1436aea4 | 187 | mImageStruct[mImageStructCount].PdbStringSize = (UINT16)PdbStringSize;\r |
ca41f3f4 JY |
188 | }\r |
189 | }\r | |
190 | \r | |
191 | mImageStructCount++;\r | |
192 | }\r | |
193 | \r | |
194 | /**\r | |
195 | return an image structure based upon image address.\r | |
196 | \r | |
197 | @param Address image address\r | |
198 | \r | |
199 | @return image structure\r | |
200 | **/\r | |
201 | IMAGE_STRUCT *\r | |
1436aea4 | 202 | AddressToImageStruct (\r |
ca41f3f4 JY |
203 | IN UINTN Address\r |
204 | )\r | |
205 | {\r | |
206 | UINTN Index;\r | |
207 | \r | |
208 | for (Index = 0; Index < mImageStructCount; Index++) {\r | |
209 | if ((Address >= mImageStruct[Index].ImageBase) &&\r | |
1436aea4 MK |
210 | (Address < mImageStruct[Index].ImageBase + mImageStruct[Index].ImageSize))\r |
211 | {\r | |
ca41f3f4 JY |
212 | return &mImageStruct[Index];\r |
213 | }\r | |
214 | }\r | |
1436aea4 | 215 | \r |
ca41f3f4 JY |
216 | return NULL;\r |
217 | }\r | |
218 | \r | |
219 | /**\r | |
220 | return an image reference index based upon image address.\r | |
221 | \r | |
222 | @param Address image address\r | |
223 | \r | |
224 | @return image reference index\r | |
225 | **/\r | |
f2485395 | 226 | UINT32\r |
1436aea4 | 227 | AddressToImageRef (\r |
ca41f3f4 JY |
228 | IN UINTN Address\r |
229 | )\r | |
230 | {\r | |
1436aea4 | 231 | IMAGE_STRUCT *ImageStruct;\r |
ca41f3f4 | 232 | \r |
1436aea4 | 233 | ImageStruct = AddressToImageStruct (Address);\r |
ca41f3f4 JY |
234 | if (ImageStruct != NULL) {\r |
235 | return ImageStruct->ImageRef;\r | |
236 | }\r | |
1436aea4 | 237 | \r |
f2485395 | 238 | return (UINT32)-1;\r |
ca41f3f4 JY |
239 | }\r |
240 | \r | |
241 | /**\r | |
242 | Collect SMM image information based upon loaded image protocol.\r | |
243 | **/\r | |
244 | VOID\r | |
1436aea4 | 245 | GetSmmLoadedImage (\r |
ca41f3f4 JY |
246 | VOID\r |
247 | )\r | |
248 | {\r | |
249 | EFI_STATUS Status;\r | |
250 | UINTN NoHandles;\r | |
251 | UINTN HandleBufferSize;\r | |
252 | EFI_HANDLE *HandleBuffer;\r | |
253 | UINTN Index;\r | |
254 | EFI_LOADED_IMAGE_PROTOCOL *LoadedImage;\r | |
255 | CHAR16 *PathStr;\r | |
256 | EFI_SMM_DRIVER_ENTRY *LoadedImagePrivate;\r | |
f2485395 | 257 | PHYSICAL_ADDRESS EntryPoint;\r |
ca41f3f4 JY |
258 | VOID *EntryPointInImage;\r |
259 | EFI_GUID Guid;\r | |
260 | CHAR8 *PdbString;\r | |
f2485395 | 261 | PHYSICAL_ADDRESS RealImageBase;\r |
ca41f3f4 JY |
262 | \r |
263 | HandleBufferSize = 0;\r | |
1436aea4 MK |
264 | HandleBuffer = NULL;\r |
265 | Status = gSmst->SmmLocateHandle (\r | |
266 | ByProtocol,\r | |
267 | &gEfiLoadedImageProtocolGuid,\r | |
268 | NULL,\r | |
269 | &HandleBufferSize,\r | |
270 | HandleBuffer\r | |
271 | );\r | |
ca41f3f4 JY |
272 | if (Status != EFI_BUFFER_TOO_SMALL) {\r |
273 | return;\r | |
274 | }\r | |
1436aea4 | 275 | \r |
ca41f3f4 JY |
276 | HandleBuffer = AllocateZeroPool (HandleBufferSize);\r |
277 | if (HandleBuffer == NULL) {\r | |
278 | return;\r | |
279 | }\r | |
1436aea4 MK |
280 | \r |
281 | Status = gSmst->SmmLocateHandle (\r | |
ca41f3f4 JY |
282 | ByProtocol,\r |
283 | &gEfiLoadedImageProtocolGuid,\r | |
284 | NULL,\r | |
285 | &HandleBufferSize,\r | |
286 | HandleBuffer\r | |
287 | );\r | |
1436aea4 | 288 | if (EFI_ERROR (Status)) {\r |
ca41f3f4 JY |
289 | return;\r |
290 | }\r | |
291 | \r | |
1436aea4 MK |
292 | NoHandles = HandleBufferSize/sizeof (EFI_HANDLE);\r |
293 | mImageStructCountMax = (UINT32)NoHandles;\r | |
294 | mImageStruct = AllocateZeroPool (mImageStructCountMax * sizeof (IMAGE_STRUCT));\r | |
ca41f3f4 JY |
295 | if (mImageStruct == NULL) {\r |
296 | goto Done;\r | |
297 | }\r | |
298 | \r | |
299 | for (Index = 0; Index < NoHandles; Index++) {\r | |
1436aea4 | 300 | Status = gSmst->SmmHandleProtocol (\r |
ca41f3f4 JY |
301 | HandleBuffer[Index],\r |
302 | &gEfiLoadedImageProtocolGuid,\r | |
303 | (VOID **)&LoadedImage\r | |
304 | );\r | |
1436aea4 | 305 | if (EFI_ERROR (Status)) {\r |
ca41f3f4 JY |
306 | continue;\r |
307 | }\r | |
1436aea4 MK |
308 | \r |
309 | PathStr = ConvertDevicePathToText (LoadedImage->FilePath, TRUE, TRUE);\r | |
310 | GetDriverGuid (LoadedImage, &Guid);\r | |
ca41f3f4 JY |
311 | DEBUG ((DEBUG_INFO, "Image: %g ", &Guid));\r |
312 | \r | |
1436aea4 MK |
313 | EntryPoint = 0;\r |
314 | LoadedImagePrivate = BASE_CR (LoadedImage, EFI_SMM_DRIVER_ENTRY, SmmLoadedImage);\r | |
315 | RealImageBase = (UINTN)LoadedImage->ImageBase;\r | |
ca41f3f4 | 316 | if (LoadedImagePrivate->Signature == EFI_SMM_DRIVER_ENTRY_SIGNATURE) {\r |
f2485395 SZ |
317 | EntryPoint = LoadedImagePrivate->ImageEntryPoint;\r |
318 | if ((EntryPoint != 0) && ((EntryPoint < (UINTN)LoadedImage->ImageBase) || (EntryPoint >= ((UINTN)LoadedImage->ImageBase + LoadedImage->ImageSize)))) {\r | |
ca41f3f4 JY |
319 | //\r |
320 | // If the EntryPoint is not in the range of image buffer, it should come from emulation environment.\r | |
321 | // So patch ImageBuffer here to align the EntryPoint.\r | |
322 | //\r | |
1436aea4 MK |
323 | Status = InternalPeCoffGetEntryPoint (LoadedImage->ImageBase, &EntryPointInImage);\r |
324 | ASSERT_EFI_ERROR (Status);\r | |
ca41f3f4 JY |
325 | RealImageBase = (UINTN)LoadedImage->ImageBase + EntryPoint - (UINTN)EntryPointInImage;\r |
326 | }\r | |
327 | }\r | |
1436aea4 | 328 | \r |
f2485395 | 329 | DEBUG ((DEBUG_INFO, "(0x%lx - 0x%lx", RealImageBase, LoadedImage->ImageSize));\r |
ca41f3f4 | 330 | if (EntryPoint != 0) {\r |
f2485395 | 331 | DEBUG ((DEBUG_INFO, ", EntryPoint:0x%lx", EntryPoint));\r |
ca41f3f4 | 332 | }\r |
1436aea4 | 333 | \r |
ca41f3f4 JY |
334 | DEBUG ((DEBUG_INFO, ")\n"));\r |
335 | \r | |
336 | if (RealImageBase != 0) {\r | |
1436aea4 | 337 | PdbString = PeCoffLoaderGetPdbPointer ((VOID *)(UINTN)RealImageBase);\r |
ca41f3f4 JY |
338 | DEBUG ((DEBUG_INFO, " pdb - %a\n", PdbString));\r |
339 | } else {\r | |
340 | PdbString = NULL;\r | |
341 | }\r | |
1436aea4 | 342 | \r |
ca41f3f4 JY |
343 | DEBUG ((DEBUG_INFO, " (%s)\n", PathStr));\r |
344 | \r | |
1436aea4 | 345 | AddImageStruct (RealImageBase, LoadedImage->ImageSize, EntryPoint, &Guid, PdbString);\r |
ca41f3f4 JY |
346 | }\r |
347 | \r | |
348 | Done:\r | |
1436aea4 | 349 | FreePool (HandleBuffer);\r |
ca41f3f4 JY |
350 | return;\r |
351 | }\r | |
352 | \r | |
353 | /**\r | |
354 | Dump SMI child context.\r | |
355 | \r | |
356 | @param HandlerType the handler type\r | |
357 | @param Context the handler context\r | |
358 | @param ContextSize the handler context size\r | |
359 | **/\r | |
360 | VOID\r | |
361 | DumpSmiChildContext (\r | |
1436aea4 MK |
362 | IN EFI_GUID *HandlerType,\r |
363 | IN VOID *Context,\r | |
364 | IN UINTN ContextSize\r | |
ca41f3f4 JY |
365 | )\r |
366 | {\r | |
1436aea4 | 367 | CHAR16 *Str;\r |
fb1c81a1 | 368 | \r |
ca41f3f4 | 369 | if (CompareGuid (HandlerType, &gEfiSmmSwDispatch2ProtocolGuid)) {\r |
f2485395 | 370 | DEBUG ((DEBUG_INFO, " SwSmi - 0x%lx\n", ((SMI_HANDLER_PROFILE_SW_REGISTER_CONTEXT *)Context)->SwSmiInputValue));\r |
ca41f3f4 JY |
371 | } else if (CompareGuid (HandlerType, &gEfiSmmSxDispatch2ProtocolGuid)) {\r |
372 | DEBUG ((DEBUG_INFO, " SxType - 0x%x\n", ((EFI_SMM_SX_REGISTER_CONTEXT *)Context)->Type));\r | |
373 | DEBUG ((DEBUG_INFO, " SxPhase - 0x%x\n", ((EFI_SMM_SX_REGISTER_CONTEXT *)Context)->Phase));\r | |
374 | } else if (CompareGuid (HandlerType, &gEfiSmmPowerButtonDispatch2ProtocolGuid)) {\r | |
375 | DEBUG ((DEBUG_INFO, " PowerButtonPhase - 0x%x\n", ((EFI_SMM_POWER_BUTTON_REGISTER_CONTEXT *)Context)->Phase));\r | |
376 | } else if (CompareGuid (HandlerType, &gEfiSmmStandbyButtonDispatch2ProtocolGuid)) {\r | |
377 | DEBUG ((DEBUG_INFO, " StandbyButtonPhase - 0x%x\n", ((EFI_SMM_STANDBY_BUTTON_REGISTER_CONTEXT *)Context)->Phase));\r | |
378 | } else if (CompareGuid (HandlerType, &gEfiSmmPeriodicTimerDispatch2ProtocolGuid)) {\r | |
379 | DEBUG ((DEBUG_INFO, " PeriodicTimerPeriod - %ld\n", ((EFI_SMM_PERIODIC_TIMER_REGISTER_CONTEXT *)Context)->Period));\r | |
380 | DEBUG ((DEBUG_INFO, " PeriodicTimerSmiTickInterval - %ld\n", ((EFI_SMM_PERIODIC_TIMER_REGISTER_CONTEXT *)Context)->SmiTickInterval));\r | |
381 | } else if (CompareGuid (HandlerType, &gEfiSmmGpiDispatch2ProtocolGuid)) {\r | |
382 | DEBUG ((DEBUG_INFO, " GpiNum - 0x%lx\n", ((EFI_SMM_GPI_REGISTER_CONTEXT *)Context)->GpiNum));\r | |
383 | } else if (CompareGuid (HandlerType, &gEfiSmmIoTrapDispatch2ProtocolGuid)) {\r | |
384 | DEBUG ((DEBUG_INFO, " IoTrapAddress - 0x%x\n", ((EFI_SMM_IO_TRAP_REGISTER_CONTEXT *)Context)->Address));\r | |
385 | DEBUG ((DEBUG_INFO, " IoTrapLength - 0x%x\n", ((EFI_SMM_IO_TRAP_REGISTER_CONTEXT *)Context)->Length));\r | |
386 | DEBUG ((DEBUG_INFO, " IoTrapType - 0x%x\n", ((EFI_SMM_IO_TRAP_REGISTER_CONTEXT *)Context)->Type));\r | |
387 | } else if (CompareGuid (HandlerType, &gEfiSmmUsbDispatch2ProtocolGuid)) {\r | |
388 | DEBUG ((DEBUG_INFO, " UsbType - 0x%x\n", ((SMI_HANDLER_PROFILE_USB_REGISTER_CONTEXT *)Context)->Type));\r | |
1436aea4 | 389 | Str = ConvertDevicePathToText ((EFI_DEVICE_PATH_PROTOCOL *)(((SMI_HANDLER_PROFILE_USB_REGISTER_CONTEXT *)Context) + 1), TRUE, TRUE);\r |
fb1c81a1 SZ |
390 | DEBUG ((DEBUG_INFO, " UsbDevicePath - %s\n", Str));\r |
391 | if (Str != NULL) {\r | |
392 | FreePool (Str);\r | |
393 | }\r | |
ca41f3f4 JY |
394 | } else {\r |
395 | DEBUG ((DEBUG_INFO, " Context - "));\r | |
396 | InternalDumpData (Context, ContextSize);\r | |
397 | DEBUG ((DEBUG_INFO, "\n"));\r | |
398 | }\r | |
399 | }\r | |
400 | \r | |
401 | /**\r | |
402 | Dump all SMI handlers associated with SmiEntry.\r | |
403 | \r | |
404 | @param SmiEntry SMI entry.\r | |
405 | **/\r | |
406 | VOID\r | |
1436aea4 MK |
407 | DumpSmiHandlerOnSmiEntry (\r |
408 | IN SMI_ENTRY *SmiEntry\r | |
ca41f3f4 JY |
409 | )\r |
410 | {\r | |
1436aea4 MK |
411 | LIST_ENTRY *ListEntry;\r |
412 | SMI_HANDLER *SmiHandler;\r | |
413 | IMAGE_STRUCT *ImageStruct;\r | |
ca41f3f4 JY |
414 | \r |
415 | ListEntry = &SmiEntry->SmiHandlers;\r | |
416 | for (ListEntry = ListEntry->ForwardLink;\r | |
417 | ListEntry != &SmiEntry->SmiHandlers;\r | |
1436aea4 MK |
418 | ListEntry = ListEntry->ForwardLink)\r |
419 | {\r | |
420 | SmiHandler = CR (ListEntry, SMI_HANDLER, Link, SMI_HANDLER_SIGNATURE);\r | |
421 | ImageStruct = AddressToImageStruct ((UINTN)SmiHandler->Handler);\r | |
ca41f3f4 JY |
422 | if (ImageStruct != NULL) {\r |
423 | DEBUG ((DEBUG_INFO, " Module - %g", &ImageStruct->FileGuid));\r | |
424 | }\r | |
1436aea4 | 425 | \r |
ca41f3f4 JY |
426 | if ((ImageStruct != NULL) && (ImageStruct->PdbString[0] != 0)) {\r |
427 | DEBUG ((DEBUG_INFO, " (Pdb - %a)", ImageStruct->PdbString));\r | |
428 | }\r | |
1436aea4 | 429 | \r |
ca41f3f4 JY |
430 | DEBUG ((DEBUG_INFO, "\n"));\r |
431 | if (SmiHandler->ContextSize != 0) {\r | |
432 | DumpSmiChildContext (&SmiEntry->HandlerType, SmiHandler->Context, SmiHandler->ContextSize);\r | |
433 | }\r | |
1436aea4 | 434 | \r |
ca41f3f4 JY |
435 | DEBUG ((DEBUG_INFO, " Handler - 0x%x", SmiHandler->Handler));\r |
436 | if (ImageStruct != NULL) {\r | |
1436aea4 | 437 | DEBUG ((DEBUG_INFO, " <== RVA - 0x%x", (UINTN)SmiHandler->Handler - (UINTN)ImageStruct->ImageBase));\r |
ca41f3f4 | 438 | }\r |
1436aea4 | 439 | \r |
ca41f3f4 JY |
440 | DEBUG ((DEBUG_INFO, "\n"));\r |
441 | DEBUG ((DEBUG_INFO, " CallerAddr - 0x%x", SmiHandler->CallerAddr));\r | |
442 | if (ImageStruct != NULL) {\r | |
1436aea4 | 443 | DEBUG ((DEBUG_INFO, " <== RVA - 0x%x", SmiHandler->CallerAddr - (UINTN)ImageStruct->ImageBase));\r |
ca41f3f4 | 444 | }\r |
1436aea4 | 445 | \r |
ca41f3f4 JY |
446 | DEBUG ((DEBUG_INFO, "\n"));\r |
447 | }\r | |
448 | \r | |
449 | return;\r | |
450 | }\r | |
451 | \r | |
452 | /**\r | |
453 | Dump all SMI entry on the list.\r | |
454 | \r | |
455 | @param SmiEntryList a list of SMI entry.\r | |
456 | **/\r | |
457 | VOID\r | |
1436aea4 MK |
458 | DumpSmiEntryList (\r |
459 | IN LIST_ENTRY *SmiEntryList\r | |
ca41f3f4 JY |
460 | )\r |
461 | {\r | |
1436aea4 MK |
462 | LIST_ENTRY *ListEntry;\r |
463 | SMI_ENTRY *SmiEntry;\r | |
ca41f3f4 JY |
464 | \r |
465 | ListEntry = SmiEntryList;\r | |
466 | for (ListEntry = ListEntry->ForwardLink;\r | |
467 | ListEntry != SmiEntryList;\r | |
1436aea4 MK |
468 | ListEntry = ListEntry->ForwardLink)\r |
469 | {\r | |
470 | SmiEntry = CR (ListEntry, SMI_ENTRY, AllEntries, SMI_ENTRY_SIGNATURE);\r | |
ca41f3f4 | 471 | DEBUG ((DEBUG_INFO, "SmiEntry - %g\n", &SmiEntry->HandlerType));\r |
1436aea4 | 472 | DumpSmiHandlerOnSmiEntry (SmiEntry);\r |
ca41f3f4 JY |
473 | }\r |
474 | \r | |
475 | return;\r | |
476 | }\r | |
477 | \r | |
478 | /**\r | |
479 | SMM Ready To Lock event notification handler.\r | |
480 | \r | |
481 | This function collects all SMM image information and build SmiHandleProfile database,\r | |
482 | and register SmiHandlerProfile SMI handler.\r | |
483 | \r | |
484 | @param[in] Protocol Points to the protocol's unique identifier.\r | |
485 | @param[in] Interface Points to the interface instance.\r | |
486 | @param[in] Handle The handle on which the interface was installed.\r | |
487 | \r | |
488 | @retval EFI_SUCCESS Notification handler runs successfully.\r | |
489 | **/\r | |
490 | EFI_STATUS\r | |
491 | EFIAPI\r | |
492 | SmmReadyToLockInSmiHandlerProfile (\r | |
493 | IN CONST EFI_GUID *Protocol,\r | |
494 | IN VOID *Interface,\r | |
495 | IN EFI_HANDLE Handle\r | |
496 | )\r | |
497 | {\r | |
498 | //\r | |
499 | // Dump all image\r | |
500 | //\r | |
501 | DEBUG ((DEBUG_INFO, "##################\n"));\r | |
502 | DEBUG ((DEBUG_INFO, "# IMAGE DATABASE #\n"));\r | |
503 | DEBUG ((DEBUG_INFO, "##################\n"));\r | |
504 | GetSmmLoadedImage ();\r | |
505 | DEBUG ((DEBUG_INFO, "\n"));\r | |
506 | \r | |
507 | //\r | |
508 | // Dump SMI Handler\r | |
509 | //\r | |
510 | DEBUG ((DEBUG_INFO, "########################\n"));\r | |
511 | DEBUG ((DEBUG_INFO, "# SMI Handler DATABASE #\n"));\r | |
512 | DEBUG ((DEBUG_INFO, "########################\n"));\r | |
513 | \r | |
514 | DEBUG ((DEBUG_INFO, "# 1. ROOT SMI Handler #\n"));\r | |
515 | DEBUG_CODE (\r | |
1436aea4 MK |
516 | DumpSmiEntryList (mSmmCoreRootSmiEntryList);\r |
517 | );\r | |
ca41f3f4 JY |
518 | \r |
519 | DEBUG ((DEBUG_INFO, "# 2. GUID SMI Handler #\n"));\r | |
520 | DEBUG_CODE (\r | |
1436aea4 MK |
521 | DumpSmiEntryList (mSmmCoreSmiEntryList);\r |
522 | );\r | |
ca41f3f4 JY |
523 | \r |
524 | DEBUG ((DEBUG_INFO, "# 3. Hardware SMI Handler #\n"));\r | |
525 | DEBUG_CODE (\r | |
1436aea4 MK |
526 | DumpSmiEntryList (mSmmCoreHardwareSmiEntryList);\r |
527 | );\r | |
ca41f3f4 JY |
528 | \r |
529 | DEBUG ((DEBUG_INFO, "\n"));\r | |
530 | \r | |
1436aea4 | 531 | RegisterSmiHandlerProfileHandler ();\r |
ca41f3f4 JY |
532 | \r |
533 | if (mImageStruct != NULL) {\r | |
1436aea4 | 534 | FreePool (mImageStruct);\r |
ca41f3f4 JY |
535 | }\r |
536 | \r | |
537 | return EFI_SUCCESS;\r | |
538 | }\r | |
539 | \r | |
540 | /**\r | |
541 | returns SMM image data base size.\r | |
542 | \r | |
543 | @return SMM image data base size.\r | |
544 | **/\r | |
545 | UINTN\r | |
1436aea4 | 546 | GetSmmImageDatabaseSize (\r |
ca41f3f4 JY |
547 | VOID\r |
548 | )\r | |
549 | {\r | |
1436aea4 MK |
550 | UINTN Size;\r |
551 | UINT32 Index;\r | |
ca41f3f4 | 552 | \r |
f2485395 | 553 | Size = 0;\r |
ca41f3f4 | 554 | for (Index = 0; Index < mImageStructCount; Index++) {\r |
1436aea4 | 555 | Size += sizeof (SMM_CORE_IMAGE_DATABASE_STRUCTURE) + GET_OCCUPIED_SIZE (mImageStruct[Index].PdbStringSize, sizeof (UINT64));\r |
ca41f3f4 | 556 | }\r |
1436aea4 | 557 | \r |
ca41f3f4 JY |
558 | return Size;\r |
559 | }\r | |
560 | \r | |
561 | /**\r | |
562 | returns all SMI handlers' size associated with SmiEntry.\r | |
563 | \r | |
564 | @param SmiEntry SMI entry.\r | |
565 | \r | |
566 | @return all SMI handlers' size associated with SmiEntry.\r | |
567 | **/\r | |
568 | UINTN\r | |
1436aea4 MK |
569 | GetSmmSmiHandlerSizeOnSmiEntry (\r |
570 | IN SMI_ENTRY *SmiEntry\r | |
ca41f3f4 JY |
571 | )\r |
572 | {\r | |
1436aea4 MK |
573 | LIST_ENTRY *ListEntry;\r |
574 | SMI_HANDLER *SmiHandler;\r | |
575 | UINTN Size;\r | |
ca41f3f4 | 576 | \r |
1436aea4 | 577 | Size = 0;\r |
ca41f3f4 JY |
578 | ListEntry = &SmiEntry->SmiHandlers;\r |
579 | for (ListEntry = ListEntry->ForwardLink;\r | |
580 | ListEntry != &SmiEntry->SmiHandlers;\r | |
1436aea4 MK |
581 | ListEntry = ListEntry->ForwardLink)\r |
582 | {\r | |
583 | SmiHandler = CR (ListEntry, SMI_HANDLER, Link, SMI_HANDLER_SIGNATURE);\r | |
584 | Size += sizeof (SMM_CORE_SMI_HANDLER_STRUCTURE) + GET_OCCUPIED_SIZE (SmiHandler->ContextSize, sizeof (UINT64));\r | |
ca41f3f4 JY |
585 | }\r |
586 | \r | |
587 | return Size;\r | |
588 | }\r | |
589 | \r | |
590 | /**\r | |
591 | return all SMI handler database size on the SMI entry list.\r | |
592 | \r | |
593 | @param SmiEntryList a list of SMI entry.\r | |
594 | \r | |
595 | @return all SMI handler database size on the SMI entry list.\r | |
596 | **/\r | |
597 | UINTN\r | |
1436aea4 MK |
598 | GetSmmSmiDatabaseSize (\r |
599 | IN LIST_ENTRY *SmiEntryList\r | |
ca41f3f4 JY |
600 | )\r |
601 | {\r | |
1436aea4 MK |
602 | LIST_ENTRY *ListEntry;\r |
603 | SMI_ENTRY *SmiEntry;\r | |
604 | UINTN Size;\r | |
ca41f3f4 | 605 | \r |
1436aea4 | 606 | Size = 0;\r |
ca41f3f4 JY |
607 | ListEntry = SmiEntryList;\r |
608 | for (ListEntry = ListEntry->ForwardLink;\r | |
609 | ListEntry != SmiEntryList;\r | |
1436aea4 MK |
610 | ListEntry = ListEntry->ForwardLink)\r |
611 | {\r | |
612 | SmiEntry = CR (ListEntry, SMI_ENTRY, AllEntries, SMI_ENTRY_SIGNATURE);\r | |
613 | Size += sizeof (SMM_CORE_SMI_DATABASE_STRUCTURE);\r | |
614 | Size += GetSmmSmiHandlerSizeOnSmiEntry (SmiEntry);\r | |
ca41f3f4 | 615 | }\r |
1436aea4 | 616 | \r |
ca41f3f4 JY |
617 | return Size;\r |
618 | }\r | |
619 | \r | |
620 | /**\r | |
621 | return SMI handler profile database size.\r | |
622 | \r | |
623 | @return SMI handler profile database size.\r | |
624 | **/\r | |
625 | UINTN\r | |
626 | GetSmiHandlerProfileDatabaseSize (\r | |
627 | VOID\r | |
628 | )\r | |
629 | {\r | |
1436aea4 MK |
630 | mSmmImageDatabaseSize = GetSmmImageDatabaseSize ();\r |
631 | mSmmRootSmiDatabaseSize = GetSmmSmiDatabaseSize (mSmmCoreRootSmiEntryList);\r | |
632 | mSmmSmiDatabaseSize = GetSmmSmiDatabaseSize (mSmmCoreSmiEntryList);\r | |
633 | mSmmHardwareSmiDatabaseSize = GetSmmSmiDatabaseSize (mSmmCoreHardwareSmiEntryList);\r | |
ca41f3f4 JY |
634 | \r |
635 | return mSmmImageDatabaseSize + mSmmSmiDatabaseSize + mSmmRootSmiDatabaseSize + mSmmHardwareSmiDatabaseSize;\r | |
636 | }\r | |
637 | \r | |
638 | /**\r | |
639 | get SMM image database.\r | |
640 | \r | |
641 | @param Data The buffer to hold SMM image database\r | |
642 | @param ExpectedSize The expected size of the SMM image database\r | |
643 | \r | |
644 | @return SMM image data base size.\r | |
645 | **/\r | |
646 | UINTN\r | |
647 | GetSmmImageDatabaseData (\r | |
1436aea4 MK |
648 | IN OUT VOID *Data,\r |
649 | IN UINTN ExpectedSize\r | |
ca41f3f4 JY |
650 | )\r |
651 | {\r | |
1436aea4 MK |
652 | SMM_CORE_IMAGE_DATABASE_STRUCTURE *ImageStruct;\r |
653 | UINTN Size;\r | |
654 | UINTN Index;\r | |
ca41f3f4 JY |
655 | \r |
656 | ImageStruct = Data;\r | |
1436aea4 | 657 | Size = 0;\r |
ca41f3f4 JY |
658 | for (Index = 0; Index < mImageStructCount; Index++) {\r |
659 | if (Size >= ExpectedSize) {\r | |
660 | return 0;\r | |
661 | }\r | |
1436aea4 MK |
662 | \r |
663 | if (sizeof (SMM_CORE_IMAGE_DATABASE_STRUCTURE) + GET_OCCUPIED_SIZE (mImageStruct[Index].PdbStringSize, sizeof (UINT64)) > ExpectedSize - Size) {\r | |
ca41f3f4 JY |
664 | return 0;\r |
665 | }\r | |
1436aea4 | 666 | \r |
ca41f3f4 | 667 | ImageStruct->Header.Signature = SMM_CORE_IMAGE_DATABASE_SIGNATURE;\r |
1436aea4 MK |
668 | ImageStruct->Header.Length = (UINT32)(sizeof (SMM_CORE_IMAGE_DATABASE_STRUCTURE) + GET_OCCUPIED_SIZE (mImageStruct[Index].PdbStringSize, sizeof (UINT64)));\r |
669 | ImageStruct->Header.Revision = SMM_CORE_IMAGE_DATABASE_REVISION;\r | |
670 | CopyGuid (&ImageStruct->FileGuid, &mImageStruct[Index].FileGuid);\r | |
671 | ImageStruct->ImageRef = mImageStruct[Index].ImageRef;\r | |
ca41f3f4 | 672 | ImageStruct->EntryPoint = mImageStruct[Index].EntryPoint;\r |
1436aea4 MK |
673 | ImageStruct->ImageBase = mImageStruct[Index].ImageBase;\r |
674 | ImageStruct->ImageSize = mImageStruct[Index].ImageSize;\r | |
8ced192d | 675 | if (mImageStruct[Index].PdbStringSize != 0) {\r |
1436aea4 | 676 | ImageStruct->PdbStringOffset = sizeof (SMM_CORE_IMAGE_DATABASE_STRUCTURE);\r |
8ced192d SZ |
677 | CopyMem ((VOID *)((UINTN)ImageStruct + ImageStruct->PdbStringOffset), mImageStruct[Index].PdbString, mImageStruct[Index].PdbStringSize);\r |
678 | } else {\r | |
679 | ImageStruct->PdbStringOffset = 0;\r | |
680 | }\r | |
1436aea4 | 681 | \r |
ca41f3f4 | 682 | ImageStruct = (SMM_CORE_IMAGE_DATABASE_STRUCTURE *)((UINTN)ImageStruct + ImageStruct->Header.Length);\r |
1436aea4 | 683 | Size += sizeof (SMM_CORE_IMAGE_DATABASE_STRUCTURE) + GET_OCCUPIED_SIZE (mImageStruct[Index].PdbStringSize, sizeof (UINT64));\r |
ca41f3f4 JY |
684 | }\r |
685 | \r | |
686 | if (ExpectedSize != Size) {\r | |
687 | return 0;\r | |
688 | }\r | |
1436aea4 | 689 | \r |
ca41f3f4 JY |
690 | return Size;\r |
691 | }\r | |
692 | \r | |
693 | /**\r | |
694 | get all SMI handler data associated with SmiEntry.\r | |
695 | \r | |
696 | @param SmiEntry SMI entry.\r | |
697 | @param Data The buffer to hold all SMI handler data\r | |
698 | @param MaxSize The max size of the SMM image database\r | |
699 | @param Count The count of the SMI handler.\r | |
700 | \r | |
701 | @return SMM image data base size.\r | |
702 | **/\r | |
703 | UINTN\r | |
1436aea4 MK |
704 | GetSmmSmiHandlerDataOnSmiEntry (\r |
705 | IN SMI_ENTRY *SmiEntry,\r | |
706 | IN OUT VOID *Data,\r | |
707 | IN UINTN MaxSize,\r | |
708 | OUT UINT32 *Count\r | |
ca41f3f4 JY |
709 | )\r |
710 | {\r | |
1436aea4 MK |
711 | SMM_CORE_SMI_HANDLER_STRUCTURE *SmiHandlerStruct;\r |
712 | LIST_ENTRY *ListEntry;\r | |
713 | SMI_HANDLER *SmiHandler;\r | |
714 | UINTN Size;\r | |
ca41f3f4 JY |
715 | \r |
716 | SmiHandlerStruct = Data;\r | |
1436aea4 MK |
717 | Size = 0;\r |
718 | *Count = 0;\r | |
719 | ListEntry = &SmiEntry->SmiHandlers;\r | |
ca41f3f4 JY |
720 | for (ListEntry = ListEntry->ForwardLink;\r |
721 | ListEntry != &SmiEntry->SmiHandlers;\r | |
1436aea4 MK |
722 | ListEntry = ListEntry->ForwardLink)\r |
723 | {\r | |
724 | SmiHandler = CR (ListEntry, SMI_HANDLER, Link, SMI_HANDLER_SIGNATURE);\r | |
ca41f3f4 JY |
725 | if (Size >= MaxSize) {\r |
726 | *Count = 0;\r | |
727 | return 0;\r | |
728 | }\r | |
1436aea4 MK |
729 | \r |
730 | if (sizeof (SMM_CORE_SMI_HANDLER_STRUCTURE) + GET_OCCUPIED_SIZE (SmiHandler->ContextSize, sizeof (UINT64)) > MaxSize - Size) {\r | |
ca41f3f4 JY |
731 | *Count = 0;\r |
732 | return 0;\r | |
733 | }\r | |
1436aea4 MK |
734 | \r |
735 | SmiHandlerStruct->Length = (UINT32)(sizeof (SMM_CORE_SMI_HANDLER_STRUCTURE) + GET_OCCUPIED_SIZE (SmiHandler->ContextSize, sizeof (UINT64)));\r | |
736 | SmiHandlerStruct->CallerAddr = (UINTN)SmiHandler->CallerAddr;\r | |
737 | SmiHandlerStruct->Handler = (UINTN)SmiHandler->Handler;\r | |
738 | SmiHandlerStruct->ImageRef = AddressToImageRef ((UINTN)SmiHandler->Handler);\r | |
ca41f3f4 JY |
739 | SmiHandlerStruct->ContextBufferSize = (UINT32)SmiHandler->ContextSize;\r |
740 | if (SmiHandler->ContextSize != 0) {\r | |
1436aea4 | 741 | SmiHandlerStruct->ContextBufferOffset = sizeof (SMM_CORE_SMI_HANDLER_STRUCTURE);\r |
ca41f3f4 JY |
742 | CopyMem ((UINT8 *)SmiHandlerStruct + SmiHandlerStruct->ContextBufferOffset, SmiHandler->Context, SmiHandler->ContextSize);\r |
743 | } else {\r | |
744 | SmiHandlerStruct->ContextBufferOffset = 0;\r | |
745 | }\r | |
1436aea4 MK |
746 | \r |
747 | Size += sizeof (SMM_CORE_SMI_HANDLER_STRUCTURE) + GET_OCCUPIED_SIZE (SmiHandler->ContextSize, sizeof (UINT64));\r | |
ca41f3f4 | 748 | SmiHandlerStruct = (SMM_CORE_SMI_HANDLER_STRUCTURE *)((UINTN)SmiHandlerStruct + SmiHandlerStruct->Length);\r |
1436aea4 | 749 | *Count = *Count + 1;\r |
ca41f3f4 JY |
750 | }\r |
751 | \r | |
752 | return Size;\r | |
753 | }\r | |
754 | \r | |
755 | /**\r | |
756 | get all SMI handler database on the SMI entry list.\r | |
757 | \r | |
758 | @param SmiEntryList a list of SMI entry.\r | |
759 | @param HandlerCategory The handler category\r | |
760 | @param Data The buffer to hold all SMI handler database\r | |
761 | @param ExpectedSize The expected size of the SMM image database\r | |
762 | \r | |
763 | @return all SMI database size on the SMI entry list.\r | |
764 | **/\r | |
765 | UINTN\r | |
1436aea4 MK |
766 | GetSmmSmiDatabaseData (\r |
767 | IN LIST_ENTRY *SmiEntryList,\r | |
768 | IN UINT32 HandlerCategory,\r | |
769 | IN OUT VOID *Data,\r | |
770 | IN UINTN ExpectedSize\r | |
ca41f3f4 JY |
771 | )\r |
772 | {\r | |
1436aea4 MK |
773 | SMM_CORE_SMI_DATABASE_STRUCTURE *SmiStruct;\r |
774 | LIST_ENTRY *ListEntry;\r | |
775 | SMI_ENTRY *SmiEntry;\r | |
776 | UINTN Size;\r | |
777 | UINTN SmiHandlerSize;\r | |
778 | UINT32 SmiHandlerCount;\r | |
ca41f3f4 JY |
779 | \r |
780 | SmiStruct = Data;\r | |
1436aea4 | 781 | Size = 0;\r |
ca41f3f4 JY |
782 | ListEntry = SmiEntryList;\r |
783 | for (ListEntry = ListEntry->ForwardLink;\r | |
784 | ListEntry != SmiEntryList;\r | |
1436aea4 MK |
785 | ListEntry = ListEntry->ForwardLink)\r |
786 | {\r | |
787 | SmiEntry = CR (ListEntry, SMI_ENTRY, AllEntries, SMI_ENTRY_SIGNATURE);\r | |
ca41f3f4 JY |
788 | if (Size >= ExpectedSize) {\r |
789 | return 0;\r | |
790 | }\r | |
1436aea4 MK |
791 | \r |
792 | if (sizeof (SMM_CORE_SMI_DATABASE_STRUCTURE) > ExpectedSize - Size) {\r | |
ca41f3f4 JY |
793 | return 0;\r |
794 | }\r | |
795 | \r | |
796 | SmiStruct->Header.Signature = SMM_CORE_SMI_DATABASE_SIGNATURE;\r | |
1436aea4 MK |
797 | SmiStruct->Header.Length = sizeof (SMM_CORE_SMI_DATABASE_STRUCTURE);\r |
798 | SmiStruct->Header.Revision = SMM_CORE_SMI_DATABASE_REVISION;\r | |
799 | SmiStruct->HandlerCategory = HandlerCategory;\r | |
800 | CopyGuid (&SmiStruct->HandlerType, &SmiEntry->HandlerType);\r | |
801 | Size += sizeof (SMM_CORE_SMI_DATABASE_STRUCTURE);\r | |
802 | SmiHandlerSize = GetSmmSmiHandlerDataOnSmiEntry (SmiEntry, (UINT8 *)SmiStruct + SmiStruct->Header.Length, ExpectedSize - Size, &SmiHandlerCount);\r | |
803 | SmiStruct->HandlerCount = SmiHandlerCount;\r | |
804 | Size += SmiHandlerSize;\r | |
ca41f3f4 | 805 | SmiStruct->Header.Length += (UINT32)SmiHandlerSize;\r |
1436aea4 | 806 | SmiStruct = (VOID *)((UINTN)SmiStruct + SmiStruct->Header.Length);\r |
ca41f3f4 | 807 | }\r |
1436aea4 | 808 | \r |
ca41f3f4 JY |
809 | if (ExpectedSize != Size) {\r |
810 | return 0;\r | |
811 | }\r | |
1436aea4 | 812 | \r |
ca41f3f4 JY |
813 | return Size;\r |
814 | }\r | |
815 | \r | |
816 | /**\r | |
817 | Get SMI handler profile database.\r | |
818 | \r | |
819 | @param Data the buffer to hold SMI handler profile database\r | |
820 | \r | |
821 | @retval EFI_SUCCESS the database is got.\r | |
822 | @retval EFI_INVALID_PARAMETER the database size mismatch.\r | |
823 | **/\r | |
824 | EFI_STATUS\r | |
1436aea4 MK |
825 | GetSmiHandlerProfileDatabaseData (\r |
826 | IN OUT VOID *Data\r | |
ca41f3f4 JY |
827 | )\r |
828 | {\r | |
829 | UINTN SmmImageDatabaseSize;\r | |
830 | UINTN SmmSmiDatabaseSize;\r | |
831 | UINTN SmmRootSmiDatabaseSize;\r | |
832 | UINTN SmmHardwareSmiDatabaseSize;\r | |
833 | \r | |
1436aea4 MK |
834 | DEBUG ((DEBUG_VERBOSE, "GetSmiHandlerProfileDatabaseData\n"));\r |
835 | SmmImageDatabaseSize = GetSmmImageDatabaseData (Data, mSmmImageDatabaseSize);\r | |
ca41f3f4 | 836 | if (SmmImageDatabaseSize != mSmmImageDatabaseSize) {\r |
1436aea4 | 837 | DEBUG ((DEBUG_ERROR, "GetSmiHandlerProfileDatabaseData - SmmImageDatabaseSize mismatch!\n"));\r |
ca41f3f4 JY |
838 | return EFI_INVALID_PARAMETER;\r |
839 | }\r | |
1436aea4 MK |
840 | \r |
841 | SmmRootSmiDatabaseSize = GetSmmSmiDatabaseData (mSmmCoreRootSmiEntryList, SmmCoreSmiHandlerCategoryRootHandler, (UINT8 *)Data + SmmImageDatabaseSize, mSmmRootSmiDatabaseSize);\r | |
ca41f3f4 | 842 | if (SmmRootSmiDatabaseSize != mSmmRootSmiDatabaseSize) {\r |
1436aea4 | 843 | DEBUG ((DEBUG_ERROR, "GetSmiHandlerProfileDatabaseData - SmmRootSmiDatabaseSize mismatch!\n"));\r |
ca41f3f4 JY |
844 | return EFI_INVALID_PARAMETER;\r |
845 | }\r | |
1436aea4 MK |
846 | \r |
847 | SmmSmiDatabaseSize = GetSmmSmiDatabaseData (mSmmCoreSmiEntryList, SmmCoreSmiHandlerCategoryGuidHandler, (UINT8 *)Data + SmmImageDatabaseSize + mSmmRootSmiDatabaseSize, mSmmSmiDatabaseSize);\r | |
ca41f3f4 | 848 | if (SmmSmiDatabaseSize != mSmmSmiDatabaseSize) {\r |
1436aea4 | 849 | DEBUG ((DEBUG_ERROR, "GetSmiHandlerProfileDatabaseData - SmmSmiDatabaseSize mismatch!\n"));\r |
ca41f3f4 JY |
850 | return EFI_INVALID_PARAMETER;\r |
851 | }\r | |
1436aea4 MK |
852 | \r |
853 | SmmHardwareSmiDatabaseSize = GetSmmSmiDatabaseData (mSmmCoreHardwareSmiEntryList, SmmCoreSmiHandlerCategoryHardwareHandler, (UINT8 *)Data + SmmImageDatabaseSize + SmmRootSmiDatabaseSize + SmmSmiDatabaseSize, mSmmHardwareSmiDatabaseSize);\r | |
ca41f3f4 | 854 | if (SmmHardwareSmiDatabaseSize != mSmmHardwareSmiDatabaseSize) {\r |
1436aea4 | 855 | DEBUG ((DEBUG_ERROR, "GetSmiHandlerProfileDatabaseData - SmmHardwareSmiDatabaseSize mismatch!\n"));\r |
ca41f3f4 JY |
856 | return EFI_INVALID_PARAMETER;\r |
857 | }\r | |
858 | \r | |
859 | return EFI_SUCCESS;\r | |
860 | }\r | |
861 | \r | |
862 | /**\r | |
863 | build SMI handler profile database.\r | |
864 | **/\r | |
865 | VOID\r | |
1436aea4 | 866 | BuildSmiHandlerProfileDatabase (\r |
ca41f3f4 JY |
867 | VOID\r |
868 | )\r | |
869 | {\r | |
870 | EFI_STATUS Status;\r | |
1436aea4 MK |
871 | \r |
872 | mSmiHandlerProfileDatabaseSize = GetSmiHandlerProfileDatabaseSize ();\r | |
873 | mSmiHandlerProfileDatabase = AllocatePool (mSmiHandlerProfileDatabaseSize);\r | |
ca41f3f4 JY |
874 | if (mSmiHandlerProfileDatabase == NULL) {\r |
875 | return;\r | |
876 | }\r | |
1436aea4 MK |
877 | \r |
878 | Status = GetSmiHandlerProfileDatabaseData (mSmiHandlerProfileDatabase);\r | |
879 | if (EFI_ERROR (Status)) {\r | |
880 | FreePool (mSmiHandlerProfileDatabase);\r | |
ca41f3f4 JY |
881 | mSmiHandlerProfileDatabase = NULL;\r |
882 | }\r | |
883 | }\r | |
884 | \r | |
885 | /**\r | |
886 | Copy SMI handler profile data.\r | |
887 | \r | |
888 | @param DataBuffer The buffer to hold SMI handler profile data.\r | |
889 | @param DataSize On input, data buffer size.\r | |
890 | On output, actual data buffer size copied.\r | |
891 | @param DataOffset On input, data buffer offset to copy.\r | |
892 | On output, next time data buffer offset to copy.\r | |
893 | \r | |
894 | **/\r | |
895 | VOID\r | |
1436aea4 MK |
896 | SmiHandlerProfileCopyData (\r |
897 | OUT VOID *DataBuffer,\r | |
898 | IN OUT UINT64 *DataSize,\r | |
899 | IN OUT UINT64 *DataOffset\r | |
ca41f3f4 JY |
900 | )\r |
901 | {\r | |
902 | if (*DataOffset >= mSmiHandlerProfileDatabaseSize) {\r | |
903 | *DataOffset = mSmiHandlerProfileDatabaseSize;\r | |
904 | return;\r | |
905 | }\r | |
1436aea4 | 906 | \r |
ca41f3f4 JY |
907 | if (mSmiHandlerProfileDatabaseSize - *DataOffset < *DataSize) {\r |
908 | *DataSize = mSmiHandlerProfileDatabaseSize - *DataOffset;\r | |
909 | }\r | |
910 | \r | |
1436aea4 | 911 | CopyMem (\r |
ca41f3f4 JY |
912 | DataBuffer,\r |
913 | (UINT8 *)mSmiHandlerProfileDatabase + *DataOffset,\r | |
914 | (UINTN)*DataSize\r | |
915 | );\r | |
916 | *DataOffset = *DataOffset + *DataSize;\r | |
917 | }\r | |
918 | \r | |
919 | /**\r | |
920 | SMI handler profile handler to get info.\r | |
921 | \r | |
922 | @param SmiHandlerProfileParameterGetInfo The parameter of SMI handler profile get info.\r | |
923 | \r | |
924 | **/\r | |
925 | VOID\r | |
1436aea4 MK |
926 | SmiHandlerProfileHandlerGetInfo (\r |
927 | IN SMI_HANDLER_PROFILE_PARAMETER_GET_INFO *SmiHandlerProfileParameterGetInfo\r | |
ca41f3f4 JY |
928 | )\r |
929 | {\r | |
1436aea4 | 930 | BOOLEAN SmiHandlerProfileRecordingStatus;\r |
ca41f3f4 | 931 | \r |
1436aea4 | 932 | SmiHandlerProfileRecordingStatus = mSmiHandlerProfileRecordingStatus;\r |
ca41f3f4 JY |
933 | mSmiHandlerProfileRecordingStatus = FALSE;\r |
934 | \r | |
1436aea4 | 935 | SmiHandlerProfileParameterGetInfo->DataSize = mSmiHandlerProfileDatabaseSize;\r |
ca41f3f4 JY |
936 | SmiHandlerProfileParameterGetInfo->Header.ReturnStatus = 0;\r |
937 | \r | |
938 | mSmiHandlerProfileRecordingStatus = SmiHandlerProfileRecordingStatus;\r | |
939 | }\r | |
940 | \r | |
941 | /**\r | |
942 | SMI handler profile handler to get data by offset.\r | |
943 | \r | |
944 | @param SmiHandlerProfileParameterGetDataByOffset The parameter of SMI handler profile get data by offset.\r | |
945 | \r | |
946 | **/\r | |
947 | VOID\r | |
1436aea4 MK |
948 | SmiHandlerProfileHandlerGetDataByOffset (\r |
949 | IN SMI_HANDLER_PROFILE_PARAMETER_GET_DATA_BY_OFFSET *SmiHandlerProfileParameterGetDataByOffset\r | |
ca41f3f4 JY |
950 | )\r |
951 | {\r | |
1436aea4 MK |
952 | SMI_HANDLER_PROFILE_PARAMETER_GET_DATA_BY_OFFSET SmiHandlerProfileGetDataByOffset;\r |
953 | BOOLEAN SmiHandlerProfileRecordingStatus;\r | |
ca41f3f4 | 954 | \r |
1436aea4 | 955 | SmiHandlerProfileRecordingStatus = mSmiHandlerProfileRecordingStatus;\r |
ca41f3f4 JY |
956 | mSmiHandlerProfileRecordingStatus = FALSE;\r |
957 | \r | |
1436aea4 | 958 | CopyMem (&SmiHandlerProfileGetDataByOffset, SmiHandlerProfileParameterGetDataByOffset, sizeof (SmiHandlerProfileGetDataByOffset));\r |
ca41f3f4 JY |
959 | \r |
960 | //\r | |
961 | // Sanity check\r | |
962 | //\r | |
1436aea4 MK |
963 | if (!SmmIsBufferOutsideSmmValid ((UINTN)SmiHandlerProfileGetDataByOffset.DataBuffer, (UINTN)SmiHandlerProfileGetDataByOffset.DataSize)) {\r |
964 | DEBUG ((DEBUG_ERROR, "SmiHandlerProfileHandlerGetDataByOffset: SMI handler profile get data in SMRAM or overflow!\n"));\r | |
ca41f3f4 JY |
965 | SmiHandlerProfileParameterGetDataByOffset->Header.ReturnStatus = (UINT64)(INT64)(INTN)EFI_ACCESS_DENIED;\r |
966 | goto Done;\r | |
967 | }\r | |
968 | \r | |
1436aea4 MK |
969 | SmiHandlerProfileCopyData ((VOID *)(UINTN)SmiHandlerProfileGetDataByOffset.DataBuffer, &SmiHandlerProfileGetDataByOffset.DataSize, &SmiHandlerProfileGetDataByOffset.DataOffset);\r |
970 | CopyMem (SmiHandlerProfileParameterGetDataByOffset, &SmiHandlerProfileGetDataByOffset, sizeof (SmiHandlerProfileGetDataByOffset));\r | |
ca41f3f4 JY |
971 | SmiHandlerProfileParameterGetDataByOffset->Header.ReturnStatus = 0;\r |
972 | \r | |
973 | Done:\r | |
974 | mSmiHandlerProfileRecordingStatus = SmiHandlerProfileRecordingStatus;\r | |
975 | }\r | |
976 | \r | |
977 | /**\r | |
978 | Dispatch function for a Software SMI handler.\r | |
979 | \r | |
980 | Caution: This function may receive untrusted input.\r | |
981 | Communicate buffer and buffer size are external input, so this function will do basic validation.\r | |
982 | \r | |
983 | @param DispatchHandle The unique handle assigned to this handler by SmiHandlerRegister().\r | |
984 | @param Context Points to an optional handler context which was specified when the\r | |
985 | handler was registered.\r | |
986 | @param CommBuffer A pointer to a collection of data in memory that will\r | |
987 | be conveyed from a non-SMM environment into an SMM environment.\r | |
988 | @param CommBufferSize The size of the CommBuffer.\r | |
989 | \r | |
990 | @retval EFI_SUCCESS Command is handled successfully.\r | |
991 | **/\r | |
992 | EFI_STATUS\r | |
993 | EFIAPI\r | |
1436aea4 | 994 | SmiHandlerProfileHandler (\r |
ca41f3f4 JY |
995 | IN EFI_HANDLE DispatchHandle,\r |
996 | IN CONST VOID *Context OPTIONAL,\r | |
997 | IN OUT VOID *CommBuffer OPTIONAL,\r | |
998 | IN OUT UINTN *CommBufferSize OPTIONAL\r | |
999 | )\r | |
1000 | {\r | |
1436aea4 MK |
1001 | SMI_HANDLER_PROFILE_PARAMETER_HEADER *SmiHandlerProfileParameterHeader;\r |
1002 | UINTN TempCommBufferSize;\r | |
ca41f3f4 | 1003 | \r |
1436aea4 | 1004 | DEBUG ((DEBUG_ERROR, "SmiHandlerProfileHandler Enter\n"));\r |
ca41f3f4 JY |
1005 | \r |
1006 | if (mSmiHandlerProfileDatabase == NULL) {\r | |
1007 | return EFI_SUCCESS;\r | |
1008 | }\r | |
1009 | \r | |
1010 | //\r | |
1011 | // If input is invalid, stop processing this SMI\r | |
1012 | //\r | |
1436aea4 | 1013 | if ((CommBuffer == NULL) || (CommBufferSize == NULL)) {\r |
ca41f3f4 JY |
1014 | return EFI_SUCCESS;\r |
1015 | }\r | |
1016 | \r | |
1017 | TempCommBufferSize = *CommBufferSize;\r | |
1018 | \r | |
1436aea4 MK |
1019 | if (TempCommBufferSize < sizeof (SMI_HANDLER_PROFILE_PARAMETER_HEADER)) {\r |
1020 | DEBUG ((DEBUG_ERROR, "SmiHandlerProfileHandler: SMM communication buffer size invalid!\n"));\r | |
ca41f3f4 JY |
1021 | return EFI_SUCCESS;\r |
1022 | }\r | |
1023 | \r | |
1436aea4 MK |
1024 | if (!SmmIsBufferOutsideSmmValid ((UINTN)CommBuffer, TempCommBufferSize)) {\r |
1025 | DEBUG ((DEBUG_ERROR, "SmiHandlerProfileHandler: SMM communication buffer in SMRAM or overflow!\n"));\r | |
ca41f3f4 JY |
1026 | return EFI_SUCCESS;\r |
1027 | }\r | |
1028 | \r | |
1436aea4 | 1029 | SmiHandlerProfileParameterHeader = (SMI_HANDLER_PROFILE_PARAMETER_HEADER *)((UINTN)CommBuffer);\r |
ca41f3f4 JY |
1030 | SmiHandlerProfileParameterHeader->ReturnStatus = (UINT64)-1;\r |
1031 | \r | |
1032 | switch (SmiHandlerProfileParameterHeader->Command) {\r | |
1436aea4 MK |
1033 | case SMI_HANDLER_PROFILE_COMMAND_GET_INFO:\r |
1034 | DEBUG ((DEBUG_ERROR, "SmiHandlerProfileHandlerGetInfo\n"));\r | |
1035 | if (TempCommBufferSize != sizeof (SMI_HANDLER_PROFILE_PARAMETER_GET_INFO)) {\r | |
1036 | DEBUG ((DEBUG_ERROR, "SmiHandlerProfileHandler: SMM communication buffer size invalid!\n"));\r | |
1037 | return EFI_SUCCESS;\r | |
1038 | }\r | |
1039 | \r | |
1040 | SmiHandlerProfileHandlerGetInfo ((SMI_HANDLER_PROFILE_PARAMETER_GET_INFO *)(UINTN)CommBuffer);\r | |
1041 | break;\r | |
1042 | case SMI_HANDLER_PROFILE_COMMAND_GET_DATA_BY_OFFSET:\r | |
1043 | DEBUG ((DEBUG_ERROR, "SmiHandlerProfileHandlerGetDataByOffset\n"));\r | |
1044 | if (TempCommBufferSize != sizeof (SMI_HANDLER_PROFILE_PARAMETER_GET_DATA_BY_OFFSET)) {\r | |
1045 | DEBUG ((DEBUG_ERROR, "SmiHandlerProfileHandler: SMM communication buffer size invalid!\n"));\r | |
1046 | return EFI_SUCCESS;\r | |
1047 | }\r | |
1048 | \r | |
1049 | SmiHandlerProfileHandlerGetDataByOffset ((SMI_HANDLER_PROFILE_PARAMETER_GET_DATA_BY_OFFSET *)(UINTN)CommBuffer);\r | |
1050 | break;\r | |
1051 | default:\r | |
1052 | break;\r | |
ca41f3f4 JY |
1053 | }\r |
1054 | \r | |
1436aea4 | 1055 | DEBUG ((DEBUG_ERROR, "SmiHandlerProfileHandler Exit\n"));\r |
ca41f3f4 JY |
1056 | \r |
1057 | return EFI_SUCCESS;\r | |
1058 | }\r | |
1059 | \r | |
1060 | /**\r | |
1061 | Register SMI handler profile handler.\r | |
1062 | **/\r | |
1063 | VOID\r | |
1064 | RegisterSmiHandlerProfileHandler (\r | |
1065 | VOID\r | |
1066 | )\r | |
1067 | {\r | |
1436aea4 MK |
1068 | EFI_STATUS Status;\r |
1069 | EFI_HANDLE DispatchHandle;\r | |
ca41f3f4 JY |
1070 | \r |
1071 | Status = gSmst->SmiHandlerRegister (\r | |
1072 | SmiHandlerProfileHandler,\r | |
1073 | &gSmiHandlerProfileGuid,\r | |
1074 | &DispatchHandle\r | |
1075 | );\r | |
1076 | ASSERT_EFI_ERROR (Status);\r | |
1077 | \r | |
1436aea4 | 1078 | BuildSmiHandlerProfileDatabase ();\r |
ca41f3f4 JY |
1079 | }\r |
1080 | \r | |
1081 | /**\r | |
1082 | Finds the SMI entry for the requested handler type.\r | |
1083 | \r | |
1084 | @param HandlerType The type of the interrupt\r | |
1085 | @param Create Create a new entry if not found\r | |
1086 | \r | |
1087 | @return SMI entry\r | |
1088 | **/\r | |
1089 | SMI_ENTRY *\r | |
1090 | SmmCoreFindHardwareSmiEntry (\r | |
1091 | IN EFI_GUID *HandlerType,\r | |
1092 | IN BOOLEAN Create\r | |
1093 | )\r | |
1094 | {\r | |
1095 | LIST_ENTRY *Link;\r | |
1096 | SMI_ENTRY *Item;\r | |
1097 | SMI_ENTRY *SmiEntry;\r | |
1098 | \r | |
1099 | //\r | |
1100 | // Search the SMI entry list for the matching GUID\r | |
1101 | //\r | |
1102 | SmiEntry = NULL;\r | |
1103 | for (Link = mHardwareSmiEntryList.ForwardLink;\r | |
1104 | Link != &mHardwareSmiEntryList;\r | |
1436aea4 MK |
1105 | Link = Link->ForwardLink)\r |
1106 | {\r | |
ca41f3f4 JY |
1107 | Item = CR (Link, SMI_ENTRY, AllEntries, SMI_ENTRY_SIGNATURE);\r |
1108 | if (CompareGuid (&Item->HandlerType, HandlerType)) {\r | |
1109 | //\r | |
1110 | // This is the SMI entry\r | |
1111 | //\r | |
1112 | SmiEntry = Item;\r | |
1113 | break;\r | |
1114 | }\r | |
1115 | }\r | |
1116 | \r | |
1117 | //\r | |
1118 | // If the protocol entry was not found and Create is TRUE, then\r | |
1119 | // allocate a new entry\r | |
1120 | //\r | |
1121 | if ((SmiEntry == NULL) && Create) {\r | |
1436aea4 | 1122 | SmiEntry = AllocatePool (sizeof (SMI_ENTRY));\r |
ca41f3f4 JY |
1123 | if (SmiEntry != NULL) {\r |
1124 | //\r | |
1125 | // Initialize new SMI entry structure\r | |
1126 | //\r | |
1127 | SmiEntry->Signature = SMI_ENTRY_SIGNATURE;\r | |
1128 | CopyGuid ((VOID *)&SmiEntry->HandlerType, HandlerType);\r | |
1129 | InitializeListHead (&SmiEntry->SmiHandlers);\r | |
1130 | \r | |
1131 | //\r | |
1132 | // Add it to SMI entry list\r | |
1133 | //\r | |
1134 | InsertTailList (&mHardwareSmiEntryList, &SmiEntry->AllEntries);\r | |
1135 | }\r | |
1136 | }\r | |
1436aea4 | 1137 | \r |
ca41f3f4 JY |
1138 | return SmiEntry;\r |
1139 | }\r | |
1140 | \r | |
1c3ac4b9 JY |
1141 | /**\r |
1142 | Convert EFI_SMM_USB_REGISTER_CONTEXT to SMI_HANDLER_PROFILE_USB_REGISTER_CONTEXT.\r | |
1143 | \r | |
1144 | @param UsbContext A pointer to EFI_SMM_USB_REGISTER_CONTEXT\r | |
1145 | @param UsbContextSize The size of EFI_SMM_USB_REGISTER_CONTEXT in bytes\r | |
1146 | @param SmiHandlerUsbContextSize The size of SMI_HANDLER_PROFILE_USB_REGISTER_CONTEXT in bytes\r | |
1147 | \r | |
1148 | @return SmiHandlerUsbContext A pointer to SMI_HANDLER_PROFILE_USB_REGISTER_CONTEXT\r | |
1149 | **/\r | |
1150 | SMI_HANDLER_PROFILE_USB_REGISTER_CONTEXT *\r | |
1151 | ConvertSmiHandlerUsbContext (\r | |
1436aea4 MK |
1152 | IN EFI_SMM_USB_REGISTER_CONTEXT *UsbContext,\r |
1153 | IN UINTN UsbContextSize,\r | |
1154 | OUT UINTN *SmiHandlerUsbContextSize\r | |
1c3ac4b9 JY |
1155 | )\r |
1156 | {\r | |
1157 | UINTN DevicePathSize;\r | |
1158 | SMI_HANDLER_PROFILE_USB_REGISTER_CONTEXT *SmiHandlerUsbContext;\r | |
1159 | \r | |
1436aea4 | 1160 | ASSERT (UsbContextSize == sizeof (EFI_SMM_USB_REGISTER_CONTEXT));\r |
1c3ac4b9 | 1161 | \r |
1436aea4 | 1162 | DevicePathSize = GetDevicePathSize (UsbContext->Device);\r |
1c3ac4b9 JY |
1163 | SmiHandlerUsbContext = AllocatePool (sizeof (SMI_HANDLER_PROFILE_USB_REGISTER_CONTEXT) + DevicePathSize);\r |
1164 | if (SmiHandlerUsbContext == NULL) {\r | |
1165 | *SmiHandlerUsbContextSize = 0;\r | |
1166 | return NULL;\r | |
1167 | }\r | |
1436aea4 MK |
1168 | \r |
1169 | SmiHandlerUsbContext->Type = UsbContext->Type;\r | |
1c3ac4b9 JY |
1170 | SmiHandlerUsbContext->DevicePathSize = (UINT32)DevicePathSize;\r |
1171 | CopyMem (SmiHandlerUsbContext + 1, UsbContext->Device, DevicePathSize);\r | |
1172 | *SmiHandlerUsbContextSize = sizeof (SMI_HANDLER_PROFILE_USB_REGISTER_CONTEXT) + DevicePathSize;\r | |
1173 | return SmiHandlerUsbContext;\r | |
1174 | }\r | |
1175 | \r | |
f2485395 SZ |
1176 | /**\r |
1177 | Convert EFI_SMM_SW_REGISTER_CONTEXT to SMI_HANDLER_PROFILE_SW_REGISTER_CONTEXT.\r | |
1178 | \r | |
1179 | @param SwContext A pointer to EFI_SMM_SW_REGISTER_CONTEXT\r | |
1180 | @param SwContextSize The size of EFI_SMM_SW_REGISTER_CONTEXT in bytes\r | |
1181 | @param SmiHandlerSwContextSize The size of SMI_HANDLER_PROFILE_SW_REGISTER_CONTEXT in bytes\r | |
1182 | \r | |
1183 | @return SmiHandlerSwContext A pointer to SMI_HANDLER_PROFILE_SW_REGISTER_CONTEXT\r | |
1184 | **/\r | |
1185 | SMI_HANDLER_PROFILE_SW_REGISTER_CONTEXT *\r | |
1186 | ConvertSmiHandlerSwContext (\r | |
1436aea4 MK |
1187 | IN EFI_SMM_SW_REGISTER_CONTEXT *SwContext,\r |
1188 | IN UINTN SwContextSize,\r | |
1189 | OUT UINTN *SmiHandlerSwContextSize\r | |
f2485395 SZ |
1190 | )\r |
1191 | {\r | |
1192 | SMI_HANDLER_PROFILE_SW_REGISTER_CONTEXT *SmiHandlerSwContext;\r | |
1193 | \r | |
1436aea4 | 1194 | ASSERT (SwContextSize == sizeof (EFI_SMM_SW_REGISTER_CONTEXT));\r |
f2485395 SZ |
1195 | \r |
1196 | SmiHandlerSwContext = AllocatePool (sizeof (SMI_HANDLER_PROFILE_SW_REGISTER_CONTEXT));\r | |
1197 | if (SmiHandlerSwContext == NULL) {\r | |
1198 | *SmiHandlerSwContextSize = 0;\r | |
1199 | return NULL;\r | |
1200 | }\r | |
1436aea4 | 1201 | \r |
f2485395 | 1202 | SmiHandlerSwContext->SwSmiInputValue = SwContext->SwSmiInputValue;\r |
1436aea4 | 1203 | *SmiHandlerSwContextSize = sizeof (SMI_HANDLER_PROFILE_SW_REGISTER_CONTEXT);\r |
f2485395 SZ |
1204 | return SmiHandlerSwContext;\r |
1205 | }\r | |
1206 | \r | |
ca41f3f4 JY |
1207 | /**\r |
1208 | This function is called by SmmChildDispatcher module to report\r | |
1209 | a new SMI handler is registered, to SmmCore.\r | |
1210 | \r | |
1211 | @param This The protocol instance\r | |
1212 | @param HandlerGuid The GUID to identify the type of the handler.\r | |
1213 | For the SmmChildDispatch protocol, the HandlerGuid\r | |
1214 | must be the GUID of SmmChildDispatch protocol.\r | |
1215 | @param Handler The SMI handler.\r | |
1216 | @param CallerAddress The address of the module who registers the SMI handler.\r | |
1217 | @param Context The context of the SMI handler.\r | |
1218 | For the SmmChildDispatch protocol, the Context\r | |
1219 | must match the one defined for SmmChildDispatch protocol.\r | |
1220 | @param ContextSize The size of the context in bytes.\r | |
1221 | For the SmmChildDispatch protocol, the Context\r | |
1222 | must match the one defined for SmmChildDispatch protocol.\r | |
1223 | \r | |
1224 | @retval EFI_SUCCESS The information is recorded.\r | |
1225 | @retval EFI_OUT_OF_RESOURCES There is no enough resource to record the information.\r | |
1226 | **/\r | |
1227 | EFI_STATUS\r | |
1228 | EFIAPI\r | |
1229 | SmiHandlerProfileRegisterHandler (\r | |
1436aea4 MK |
1230 | IN SMI_HANDLER_PROFILE_PROTOCOL *This,\r |
1231 | IN EFI_GUID *HandlerGuid,\r | |
1232 | IN EFI_SMM_HANDLER_ENTRY_POINT2 Handler,\r | |
1233 | IN PHYSICAL_ADDRESS CallerAddress,\r | |
1234 | IN VOID *Context OPTIONAL,\r | |
1235 | IN UINTN ContextSize OPTIONAL\r | |
ca41f3f4 JY |
1236 | )\r |
1237 | {\r | |
1238 | SMI_HANDLER *SmiHandler;\r | |
1239 | SMI_ENTRY *SmiEntry;\r | |
1240 | LIST_ENTRY *List;\r | |
1241 | \r | |
1c3ac4b9 | 1242 | if (((ContextSize == 0) && (Context != NULL)) ||\r |
1436aea4 MK |
1243 | ((ContextSize != 0) && (Context == NULL)))\r |
1244 | {\r | |
1c3ac4b9 JY |
1245 | return EFI_INVALID_PARAMETER;\r |
1246 | }\r | |
1247 | \r | |
ca41f3f4 JY |
1248 | SmiHandler = AllocateZeroPool (sizeof (SMI_HANDLER));\r |
1249 | if (SmiHandler == NULL) {\r | |
1250 | return EFI_OUT_OF_RESOURCES;\r | |
1251 | }\r | |
1252 | \r | |
1436aea4 MK |
1253 | SmiHandler->Signature = SMI_HANDLER_SIGNATURE;\r |
1254 | SmiHandler->Handler = Handler;\r | |
1255 | SmiHandler->CallerAddr = (UINTN)CallerAddress;\r | |
1256 | SmiHandler->Context = Context;\r | |
1c3ac4b9 JY |
1257 | SmiHandler->ContextSize = ContextSize;\r |
1258 | \r | |
1259 | if (Context != NULL) {\r | |
ca41f3f4 | 1260 | if (CompareGuid (HandlerGuid, &gEfiSmmUsbDispatch2ProtocolGuid)) {\r |
1c3ac4b9 | 1261 | SmiHandler->Context = ConvertSmiHandlerUsbContext (Context, ContextSize, &SmiHandler->ContextSize);\r |
f2485395 SZ |
1262 | } else if (CompareGuid (HandlerGuid, &gEfiSmmSwDispatch2ProtocolGuid)) {\r |
1263 | SmiHandler->Context = ConvertSmiHandlerSwContext (Context, ContextSize, &SmiHandler->ContextSize);\r | |
ca41f3f4 JY |
1264 | } else {\r |
1265 | SmiHandler->Context = AllocateCopyPool (ContextSize, Context);\r | |
1266 | }\r | |
1267 | }\r | |
1436aea4 | 1268 | \r |
1c3ac4b9 JY |
1269 | if (SmiHandler->Context == NULL) {\r |
1270 | SmiHandler->ContextSize = 0;\r | |
ca41f3f4 JY |
1271 | }\r |
1272 | \r | |
1273 | SmiEntry = SmmCoreFindHardwareSmiEntry (HandlerGuid, TRUE);\r | |
1274 | if (SmiEntry == NULL) {\r | |
251779fc JY |
1275 | if (SmiHandler->Context != NULL) {\r |
1276 | FreePool (SmiHandler->Context);\r | |
1277 | }\r | |
1436aea4 | 1278 | \r |
1c3ac4b9 | 1279 | FreePool (SmiHandler);\r |
ca41f3f4 JY |
1280 | return EFI_OUT_OF_RESOURCES;\r |
1281 | }\r | |
1282 | \r | |
1283 | List = &SmiEntry->SmiHandlers;\r | |
1284 | \r | |
1285 | SmiHandler->SmiEntry = SmiEntry;\r | |
1286 | InsertTailList (List, &SmiHandler->Link);\r | |
1287 | \r | |
1288 | return EFI_SUCCESS;\r | |
1289 | }\r | |
1290 | \r | |
1291 | /**\r | |
1292 | This function is called by SmmChildDispatcher module to report\r | |
1293 | an existing SMI handler is unregistered, to SmmCore.\r | |
1294 | \r | |
1295 | @param This The protocol instance\r | |
1296 | @param HandlerGuid The GUID to identify the type of the handler.\r | |
1297 | For the SmmChildDispatch protocol, the HandlerGuid\r | |
1298 | must be the GUID of SmmChildDispatch protocol.\r | |
1299 | @param Handler The SMI handler.\r | |
1c3ac4b9 JY |
1300 | @param Context The context of the SMI handler.\r |
1301 | If it is NOT NULL, it will be used to check what is registered.\r | |
1302 | @param ContextSize The size of the context in bytes.\r | |
1303 | If Context is NOT NULL, it will be used to check what is registered.\r | |
ca41f3f4 JY |
1304 | \r |
1305 | @retval EFI_SUCCESS The original record is removed.\r | |
1306 | @retval EFI_NOT_FOUND There is no record for the HandlerGuid and handler.\r | |
1307 | **/\r | |
1308 | EFI_STATUS\r | |
1309 | EFIAPI\r | |
1310 | SmiHandlerProfileUnregisterHandler (\r | |
1436aea4 MK |
1311 | IN SMI_HANDLER_PROFILE_PROTOCOL *This,\r |
1312 | IN EFI_GUID *HandlerGuid,\r | |
1313 | IN EFI_SMM_HANDLER_ENTRY_POINT2 Handler,\r | |
1314 | IN VOID *Context OPTIONAL,\r | |
1315 | IN UINTN ContextSize OPTIONAL\r | |
ca41f3f4 JY |
1316 | )\r |
1317 | {\r | |
1318 | LIST_ENTRY *Link;\r | |
1319 | LIST_ENTRY *Head;\r | |
1320 | SMI_HANDLER *SmiHandler;\r | |
1321 | SMI_ENTRY *SmiEntry;\r | |
1322 | SMI_HANDLER *TargetSmiHandler;\r | |
1c3ac4b9 JY |
1323 | VOID *SearchContext;\r |
1324 | UINTN SearchContextSize;\r | |
1325 | \r | |
1326 | if (((ContextSize == 0) && (Context != NULL)) ||\r | |
1436aea4 MK |
1327 | ((ContextSize != 0) && (Context == NULL)))\r |
1328 | {\r | |
1c3ac4b9 JY |
1329 | return EFI_INVALID_PARAMETER;\r |
1330 | }\r | |
ca41f3f4 JY |
1331 | \r |
1332 | SmiEntry = SmmCoreFindHardwareSmiEntry (HandlerGuid, FALSE);\r | |
1333 | if (SmiEntry == NULL) {\r | |
1334 | return EFI_NOT_FOUND;\r | |
1335 | }\r | |
1336 | \r | |
1436aea4 | 1337 | SearchContext = Context;\r |
1c3ac4b9 JY |
1338 | SearchContextSize = ContextSize;\r |
1339 | if (Context != NULL) {\r | |
1340 | if (CompareGuid (HandlerGuid, &gEfiSmmUsbDispatch2ProtocolGuid)) {\r | |
1341 | SearchContext = ConvertSmiHandlerUsbContext (Context, ContextSize, &SearchContextSize);\r | |
f2485395 SZ |
1342 | } else if (CompareGuid (HandlerGuid, &gEfiSmmSwDispatch2ProtocolGuid)) {\r |
1343 | SearchContext = ConvertSmiHandlerSwContext (Context, ContextSize, &SearchContextSize);\r | |
1c3ac4b9 JY |
1344 | }\r |
1345 | }\r | |
1346 | \r | |
ca41f3f4 | 1347 | TargetSmiHandler = NULL;\r |
1436aea4 | 1348 | Head = &SmiEntry->SmiHandlers;\r |
ca41f3f4 JY |
1349 | for (Link = Head->ForwardLink; Link != Head; Link = Link->ForwardLink) {\r |
1350 | SmiHandler = CR (Link, SMI_HANDLER, Link, SMI_HANDLER_SIGNATURE);\r | |
1351 | if (SmiHandler->Handler == Handler) {\r | |
1c3ac4b9 | 1352 | if ((SearchContext == NULL) ||\r |
1436aea4 MK |
1353 | ((SearchContextSize == SmiHandler->ContextSize) && (CompareMem (SearchContext, SmiHandler->Context, SearchContextSize) == 0)))\r |
1354 | {\r | |
1c3ac4b9 JY |
1355 | TargetSmiHandler = SmiHandler;\r |
1356 | break;\r | |
1357 | }\r | |
1358 | }\r | |
1359 | }\r | |
1360 | \r | |
1361 | if (SearchContext != NULL) {\r | |
1362 | if (CompareGuid (HandlerGuid, &gEfiSmmUsbDispatch2ProtocolGuid)) {\r | |
1363 | FreePool (SearchContext);\r | |
ca41f3f4 JY |
1364 | }\r |
1365 | }\r | |
1c3ac4b9 | 1366 | \r |
ca41f3f4 JY |
1367 | if (TargetSmiHandler == NULL) {\r |
1368 | return EFI_NOT_FOUND;\r | |
1369 | }\r | |
1436aea4 | 1370 | \r |
ca41f3f4 JY |
1371 | SmiHandler = TargetSmiHandler;\r |
1372 | \r | |
1373 | RemoveEntryList (&SmiHandler->Link);\r | |
251779fc JY |
1374 | if (SmiHandler->Context != NULL) {\r |
1375 | FreePool (SmiHandler->Context);\r | |
1376 | }\r | |
1436aea4 | 1377 | \r |
ca41f3f4 JY |
1378 | FreePool (SmiHandler);\r |
1379 | \r | |
1380 | if (IsListEmpty (&SmiEntry->SmiHandlers)) {\r | |
1381 | RemoveEntryList (&SmiEntry->AllEntries);\r | |
1382 | FreePool (SmiEntry);\r | |
1383 | }\r | |
1384 | \r | |
1385 | return EFI_SUCCESS;\r | |
1386 | }\r | |
1387 | \r | |
1388 | /**\r | |
1389 | Initialize SmiHandler profile feature.\r | |
1390 | **/\r | |
1391 | VOID\r | |
1392 | SmmCoreInitializeSmiHandlerProfile (\r | |
1393 | VOID\r | |
1394 | )\r | |
1395 | {\r | |
1396 | EFI_STATUS Status;\r | |
1397 | VOID *Registration;\r | |
1398 | EFI_HANDLE Handle;\r | |
1399 | \r | |
1400 | if ((PcdGet8 (PcdSmiHandlerProfilePropertyMask) & 0x1) != 0) {\r | |
1401 | InsertTailList (&mRootSmiEntryList, &mRootSmiEntry.AllEntries);\r | |
1402 | \r | |
1403 | Status = gSmst->SmmRegisterProtocolNotify (\r | |
1404 | &gEfiSmmReadyToLockProtocolGuid,\r | |
1405 | SmmReadyToLockInSmiHandlerProfile,\r | |
1406 | &Registration\r | |
1407 | );\r | |
1408 | ASSERT_EFI_ERROR (Status);\r | |
1409 | \r | |
1410 | Handle = NULL;\r | |
1411 | Status = gSmst->SmmInstallProtocolInterface (\r | |
1412 | &Handle,\r | |
1413 | &gSmiHandlerProfileGuid,\r | |
1414 | EFI_NATIVE_INTERFACE,\r | |
1415 | &mSmiHandlerProfile\r | |
1416 | );\r | |
1417 | ASSERT_EFI_ERROR (Status);\r | |
1418 | }\r | |
1419 | }\r |