projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 88266859 JY |
1 | /** @file\r |
| 2 | Microcode update header file.\r | |
| 3 | \r | |
| 4 | Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>\r | |
| 5 | This program and the accompanying materials\r | |
| 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 | #ifndef _MICROCODE_FMP_H_\r | |
| 16 | #define _MICROCODE_FMP_H_\r | |
| 17 | \r | |
| 18 | #include <PiDxe.h>\r | |
| 19 | \r | |
| 20 | #include <Guid/SystemResourceTable.h>\r | |
| 21 | #include <Guid/MicrocodeFmp.h>\r | |
| 22 | \r | |
| 23 | #include <Protocol/FirmwareManagement.h>\r | |
| 31d060d9 | 24 | #include <Protocol/MpService.h>\r |
| 88266859 JY |
25 | \r |
| 26 | #include <Library/BaseLib.h>\r | |
| 27 | #include <Library/BaseMemoryLib.h>\r | |
| 28 | #include <Library/DebugLib.h>\r | |
| 29 | #include <Library/MemoryAllocationLib.h>\r | |
| 30 | #include <Library/PcdLib.h>\r | |
| 31 | #include <Library/UefiBootServicesTableLib.h>\r | |
| 32 | #include <Library/UefiLib.h>\r | |
| 33 | #include <Library/UefiRuntimeServicesTableLib.h>\r | |
| 34 | #include <Library/UefiDriverEntryPoint.h>\r | |
| 35 | #include <Library/DevicePathLib.h>\r | |
| 36 | #include <Library/HobLib.h>\r | |
| 37 | #include <Library/MicrocodeFlashAccessLib.h>\r | |
| 38 | \r | |
| 39 | #include <Register/Cpuid.h>\r | |
| 40 | #include <Register/Msr.h>\r | |
| 41 | #include <Register/Microcode.h>\r | |
| 42 | \r | |
| 43 | #define MICROCODE_FMP_PRIVATE_DATA_SIGNATURE SIGNATURE_32('M', 'C', 'U', 'F')\r | |
| 44 | \r | |
| 45 | //\r | |
| 46 | // Microcode FMP private data structure.\r | |
| 47 | //\r | |
| 48 | \r | |
| 49 | typedef struct {\r | |
| 50 | UINT32 LastAttemptVersion;\r | |
| 51 | UINT32 LastAttemptStatus;\r | |
| 52 | } MICROCODE_FMP_LAST_ATTEMPT_VARIABLE;\r | |
| 53 | \r | |
| 2ed65824 JY |
54 | typedef struct {\r |
| 55 | CPU_MICROCODE_HEADER *MicrocodeEntryPoint;\r | |
| 56 | UINTN TotalSize;\r | |
| 57 | BOOLEAN InUse;\r | |
| 58 | } MICROCODE_INFO;\r | |
| 59 | \r | |
| 31d060d9 JY |
60 | typedef struct {\r |
| 61 | UINTN CpuIndex;\r | |
| 62 | UINT32 ProcessorSignature;\r | |
| 63 | UINT8 PlatformId;\r | |
| 64 | UINT32 MicrocodeRevision;\r | |
| 65 | UINTN MicrocodeIndex;\r | |
| 66 | } PROCESSOR_INFO;\r | |
| 67 | \r | |
| 68 | typedef struct {\r | |
| 69 | UINT64 Address;\r | |
| 70 | UINT32 Revision;\r | |
| 71 | } MICROCODE_LOAD_BUFFER;\r | |
| 72 | \r | |
| 88266859 JY |
73 | struct _MICROCODE_FMP_PRIVATE_DATA {\r |
| 74 | UINT32 Signature;\r | |
| 75 | EFI_FIRMWARE_MANAGEMENT_PROTOCOL Fmp;\r | |
| 76 | EFI_HANDLE Handle;\r | |
| 2ed65824 JY |
77 | VOID *MicrocodePatchAddress;\r |
| 78 | UINTN MicrocodePatchRegionSize;\r | |
| 88266859 JY |
79 | UINT8 DescriptorCount;\r |
| 80 | EFI_FIRMWARE_IMAGE_DESCRIPTOR *ImageDescriptor;\r | |
| 2ed65824 | 81 | MICROCODE_INFO *MicrocodeInfo;\r |
| 88266859 JY |
82 | UINT32 PackageVersion;\r |
| 83 | CHAR16 *PackageVersionName;\r | |
| 84 | MICROCODE_FMP_LAST_ATTEMPT_VARIABLE LastAttempt;\r | |
| 31d060d9 JY |
85 | EFI_MP_SERVICES_PROTOCOL *MpService;\r |
| 86 | UINTN BspIndex;\r | |
| 87 | UINTN ProcessorCount;\r | |
| 88 | PROCESSOR_INFO *ProcessorInfo;\r | |
| 88266859 JY |
89 | };\r |
| 90 | \r | |
| 91 | typedef struct _MICROCODE_FMP_PRIVATE_DATA MICROCODE_FMP_PRIVATE_DATA;\r | |
| 92 | \r | |
| 93 | #define MICROCODE_FMP_LAST_ATTEMPT_VARIABLE_NAME L"MicrocodeLastAttempVar"\r | |
| 94 | \r | |
| 95 | /**\r | |
| 96 | Returns a pointer to the MICROCODE_FMP_PRIVATE_DATA structure from the input a as Fmp.\r | |
| 97 | \r | |
| 98 | If the signatures matches, then a pointer to the data structure that contains\r | |
| 99 | a specified field of that data structure is returned.\r | |
| 100 | \r | |
| 101 | @param a Pointer to the field specified by ServiceBinding within\r | |
| 102 | a data structure of type MICROCODE_FMP_PRIVATE_DATA.\r | |
| 103 | \r | |
| 104 | **/\r | |
| 105 | #define MICROCODE_FMP_PRIVATE_DATA_FROM_FMP(a) \\r | |
| 106 | CR ( \\r | |
| 107 | (a), \\r | |
| 108 | MICROCODE_FMP_PRIVATE_DATA, \\r | |
| 109 | Fmp, \\r | |
| 110 | MICROCODE_FMP_PRIVATE_DATA_SIGNATURE \\r | |
| 111 | )\r | |
| 112 | \r | |
| 113 | /**\r | |
| 2ed65824 | 114 | Get Microcode Region.\r |
| 88266859 | 115 | \r |
| 2ed65824 JY |
116 | @param[out] MicrocodePatchAddress The address of Microcode\r |
| 117 | @param[out] MicrocodePatchRegionSize The region size of Microcode\r | |
| 88266859 | 118 | \r |
| 2ed65824 JY |
119 | @retval TRUE The Microcode region is returned.\r |
| 120 | @retval FALSE No Microcode region.\r | |
| 88266859 | 121 | **/\r |
| 2ed65824 JY |
122 | BOOLEAN\r |
| 123 | GetMicrocodeRegion (\r | |
| 124 | OUT VOID **MicrocodePatchAddress,\r | |
| 125 | OUT UINTN *MicrocodePatchRegionSize\r | |
| 88266859 JY |
126 | );\r |
| 127 | \r | |
| 31d060d9 JY |
128 | /**\r |
| 129 | Collect processor information.\r | |
| 130 | The function prototype for invoking a function on an Application Processor.\r | |
| 131 | \r | |
| 132 | @param[in,out] Buffer The pointer to private data buffer.\r | |
| 133 | **/\r | |
| 134 | VOID\r | |
| 135 | EFIAPI\r | |
| 136 | CollectProcessorInfo (\r | |
| 137 | IN OUT VOID *Buffer\r | |
| 138 | );\r | |
| 139 | \r | |
| 88266859 | 140 | /**\r |
| 2ed65824 JY |
141 | Get current Microcode information.\r |
| 142 | \r | |
| 31d060d9 JY |
143 | The ProcessorInformation (BspIndex/ProcessorCount/ProcessorInfo)\r |
| 144 | in MicrocodeFmpPrivate must be initialized.\r | |
| 145 | \r | |
| 146 | The MicrocodeInformation (DescriptorCount/ImageDescriptor/MicrocodeInfo)\r | |
| 147 | in MicrocodeFmpPrivate may not be avaiable in this function.\r | |
| 88266859 | 148 | \r |
| 2ed65824 JY |
149 | @param[in] MicrocodeFmpPrivate The Microcode driver private data\r |
| 150 | @param[in] DescriptorCount The count of Microcode ImageDescriptor allocated.\r | |
| 151 | @param[out] ImageDescriptor Microcode ImageDescriptor\r | |
| 152 | @param[out] MicrocodeInfo Microcode information\r | |
| 88266859 | 153 | \r |
| 2ed65824 | 154 | @return Microcode count\r |
| 88266859 | 155 | **/\r |
| 2ed65824 JY |
156 | UINTN\r |
| 157 | GetMicrocodeInfo (\r | |
| 158 | IN MICROCODE_FMP_PRIVATE_DATA *MicrocodeFmpPrivate,\r | |
| 159 | IN UINTN DescriptorCount, OPTIONAL\r | |
| 160 | OUT EFI_FIRMWARE_IMAGE_DESCRIPTOR *ImageDescriptor, OPTIONAL\r | |
| 161 | OUT MICROCODE_INFO *MicrocodeInfo OPTIONAL\r | |
| 88266859 JY |
162 | );\r |
| 163 | \r | |
| 31d060d9 JY |
164 | /**\r |
| 165 | Verify Microcode.\r | |
| 166 | \r | |
| 167 | Caution: This function may receive untrusted input.\r | |
| 168 | \r | |
| 169 | @param[in] MicrocodeFmpPrivate The Microcode driver private data\r | |
| 170 | @param[in] Image The Microcode image buffer.\r | |
| 171 | @param[in] ImageSize The size of Microcode image buffer in bytes.\r | |
| 172 | @param[in] TryLoad Try to load Microcode or not.\r | |
| 173 | @param[out] LastAttemptStatus The last attempt status, which will be recorded in ESRT and FMP EFI_FIRMWARE_IMAGE_DESCRIPTOR.\r | |
| 174 | @param[out] AbortReason A pointer to a pointer to a null-terminated string providing more\r | |
| 175 | details for the aborted operation. The buffer is allocated by this function\r | |
| 176 | with AllocatePool(), and it is the caller's responsibility to free it with a\r | |
| 177 | call to FreePool().\r | |
| 178 | @param[in, out] TargetCpuIndex On input, the index of target CPU which tries to match the Microcode. (UINTN)-1 means to try all.\r | |
| 179 | On output, the index of target CPU which matches the Microcode.\r | |
| 180 | \r | |
| 181 | @retval EFI_SUCCESS The Microcode image passes verification.\r | |
| 182 | @retval EFI_VOLUME_CORRUPTED The Microcode image is corrupt.\r | |
| 183 | @retval EFI_INCOMPATIBLE_VERSION The Microcode image version is incorrect.\r | |
| 184 | @retval EFI_UNSUPPORTED The Microcode ProcessorSignature or ProcessorFlags is incorrect.\r | |
| 185 | @retval EFI_SECURITY_VIOLATION The Microcode image fails to load.\r | |
| 186 | **/\r | |
| 187 | EFI_STATUS\r | |
| 188 | VerifyMicrocode (\r | |
| 189 | IN MICROCODE_FMP_PRIVATE_DATA *MicrocodeFmpPrivate,\r | |
| 190 | IN VOID *Image,\r | |
| 191 | IN UINTN ImageSize,\r | |
| 192 | IN BOOLEAN TryLoad,\r | |
| 193 | OUT UINT32 *LastAttemptStatus,\r | |
| 194 | OUT CHAR16 **AbortReason, OPTIONAL\r | |
| 195 | IN OUT UINTN *TargetCpuIndex OPTIONAL\r | |
| 196 | );\r | |
| 197 | \r | |
| 88266859 JY |
198 | /**\r |
| 199 | Write Microcode.\r | |
| 200 | \r | |
| 2ed65824 JY |
201 | @param[in] MicrocodeFmpPrivate The Microcode driver private data\r |
| 202 | @param[in] Image The Microcode image buffer.\r | |
| 203 | @param[in] ImageSize The size of Microcode image buffer in bytes.\r | |
| 204 | @param[out] LastAttemptVersion The last attempt version, which will be recorded in ESRT and FMP EFI_FIRMWARE_IMAGE_DESCRIPTOR.\r | |
| 205 | @param[out] LastAttemptStatus The last attempt status, which will be recorded in ESRT and FMP EFI_FIRMWARE_IMAGE_DESCRIPTOR.\r | |
| 206 | @param[out] AbortReason A pointer to a pointer to a null-terminated string providing more\r | |
| 207 | details for the aborted operation. The buffer is allocated by this function\r | |
| 208 | with AllocatePool(), and it is the caller's responsibility to free it with a\r | |
| 209 | call to FreePool().\r | |
| 88266859 JY |
210 | \r |
| 211 | @retval EFI_SUCCESS The Microcode image is written.\r | |
| 212 | @retval EFI_VOLUME_CORRUPTED The Microcode image is corrupt.\r | |
| 213 | @retval EFI_INCOMPATIBLE_VERSION The Microcode image version is incorrect.\r | |
| 214 | @retval EFI_SECURITY_VIOLATION The Microcode image fails to load.\r | |
| 2ed65824 | 215 | @retval EFI_WRITE_PROTECTED The flash device is read only.\r |
| 88266859 JY |
216 | **/\r |
| 217 | EFI_STATUS\r | |
| 218 | MicrocodeWrite (\r | |
| 2ed65824 JY |
219 | IN MICROCODE_FMP_PRIVATE_DATA *MicrocodeFmpPrivate,\r |
| 220 | IN VOID *Image,\r | |
| 221 | IN UINTN ImageSize,\r | |
| 222 | OUT UINT32 *LastAttemptVersion,\r | |
| 223 | OUT UINT32 *LastAttemptStatus,\r | |
| 224 | OUT CHAR16 **AbortReason\r | |
| 88266859 JY |
225 | );\r |
| 226 | \r | |
| 31d060d9 JY |
227 | /**\r |
| 228 | Dump private information.\r | |
| 229 | \r | |
| 230 | @param[in] MicrocodeFmpPrivate private data structure.\r | |
| 231 | **/\r | |
| 232 | VOID\r | |
| 233 | DumpPrivateInfo (\r | |
| 234 | IN MICROCODE_FMP_PRIVATE_DATA *MicrocodeFmpPrivate\r | |
| 235 | );\r | |
| 236 | \r | |
| 88266859 JY |
237 | /**\r |
| 238 | Returns information about the current firmware image(s) of the device.\r | |
| 239 | \r | |
| 240 | This function allows a copy of the current firmware image to be created and saved.\r | |
| 241 | The saved copy could later been used, for example, in firmware image recovery or rollback.\r | |
| 242 | \r | |
| 243 | @param[in] This A pointer to the EFI_FIRMWARE_MANAGEMENT_PROTOCOL instance.\r | |
| 244 | @param[in, out] ImageInfoSize A pointer to the size, in bytes, of the ImageInfo buffer.\r | |
| 245 | On input, this is the size of the buffer allocated by the caller.\r | |
| 246 | On output, it is the size of the buffer returned by the firmware\r | |
| 247 | if the buffer was large enough, or the size of the buffer needed\r | |
| 248 | to contain the image(s) information if the buffer was too small.\r | |
| 249 | @param[in, out] ImageInfo A pointer to the buffer in which firmware places the current image(s)\r | |
| 250 | information. The information is an array of EFI_FIRMWARE_IMAGE_DESCRIPTORs.\r | |
| 251 | @param[out] DescriptorVersion A pointer to the location in which firmware returns the version number\r | |
| 252 | associated with the EFI_FIRMWARE_IMAGE_DESCRIPTOR.\r | |
| 253 | @param[out] DescriptorCount A pointer to the location in which firmware returns the number of\r | |
| 254 | descriptors or firmware images within this device.\r | |
| 255 | @param[out] DescriptorSize A pointer to the location in which firmware returns the size, in bytes,\r | |
| 256 | of an individual EFI_FIRMWARE_IMAGE_DESCRIPTOR.\r | |
| 257 | @param[out] PackageVersion A version number that represents all the firmware images in the device.\r | |
| 258 | The format is vendor specific and new version must have a greater value\r | |
| 259 | than the old version. If PackageVersion is not supported, the value is\r | |
| 260 | 0xFFFFFFFF. A value of 0xFFFFFFFE indicates that package version comparison\r | |
| 261 | is to be performed using PackageVersionName. A value of 0xFFFFFFFD indicates\r | |
| 262 | that package version update is in progress.\r | |
| 263 | @param[out] PackageVersionName A pointer to a pointer to a null-terminated string representing the\r | |
| 264 | package version name. The buffer is allocated by this function with\r | |
| 265 | AllocatePool(), and it is the caller's responsibility to free it with a call\r | |
| 266 | to FreePool().\r | |
| 267 | \r | |
| 268 | @retval EFI_SUCCESS The device was successfully updated with the new image.\r | |
| 269 | @retval EFI_BUFFER_TOO_SMALL The ImageInfo buffer was too small. The current buffer size\r | |
| 270 | needed to hold the image(s) information is returned in ImageInfoSize.\r | |
| 271 | @retval EFI_INVALID_PARAMETER ImageInfoSize is NULL.\r | |
| 272 | @retval EFI_DEVICE_ERROR Valid information could not be returned. Possible corrupted image.\r | |
| 273 | \r | |
| 274 | **/\r | |
| 275 | EFI_STATUS\r | |
| 276 | EFIAPI\r | |
| 277 | FmpGetImageInfo (\r | |
| 278 | IN EFI_FIRMWARE_MANAGEMENT_PROTOCOL *This,\r | |
| 279 | IN OUT UINTN *ImageInfoSize,\r | |
| 280 | IN OUT EFI_FIRMWARE_IMAGE_DESCRIPTOR *ImageInfo,\r | |
| 281 | OUT UINT32 *DescriptorVersion,\r | |
| 282 | OUT UINT8 *DescriptorCount,\r | |
| 283 | OUT UINTN *DescriptorSize,\r | |
| 284 | OUT UINT32 *PackageVersion,\r | |
| 285 | OUT CHAR16 **PackageVersionName\r | |
| 286 | );\r | |
| 287 | \r | |
| 288 | /**\r | |
| 289 | Retrieves a copy of the current firmware image of the device.\r | |
| 290 | \r | |
| 291 | This function allows a copy of the current firmware image to be created and saved.\r | |
| 292 | The saved copy could later been used, for example, in firmware image recovery or rollback.\r | |
| 293 | \r | |
| 294 | @param[in] This A pointer to the EFI_FIRMWARE_MANAGEMENT_PROTOCOL instance.\r | |
| 295 | @param[in] ImageIndex A unique number identifying the firmware image(s) within the device.\r | |
| 296 | The number is between 1 and DescriptorCount.\r | |
| 297 | @param[in,out] Image Points to the buffer where the current image is copied to.\r | |
| 298 | @param[in,out] ImageSize On entry, points to the size of the buffer pointed to by Image, in bytes.\r | |
| 299 | On return, points to the length of the image, in bytes.\r | |
| 300 | \r | |
| 301 | @retval EFI_SUCCESS The device was successfully updated with the new image.\r | |
| 302 | @retval EFI_BUFFER_TOO_SMALL The buffer specified by ImageSize is too small to hold the\r | |
| 303 | image. The current buffer size needed to hold the image is returned\r | |
| 304 | in ImageSize.\r | |
| 305 | @retval EFI_INVALID_PARAMETER The Image was NULL.\r | |
| 306 | @retval EFI_NOT_FOUND The current image is not copied to the buffer.\r | |
| 307 | @retval EFI_UNSUPPORTED The operation is not supported.\r | |
| 308 | @retval EFI_SECURITY_VIOLATIO The operation could not be performed due to an authentication failure.\r | |
| 309 | \r | |
| 310 | **/\r | |
| 311 | EFI_STATUS\r | |
| 312 | EFIAPI\r | |
| 313 | FmpGetImage (\r | |
| 314 | IN EFI_FIRMWARE_MANAGEMENT_PROTOCOL *This,\r | |
| 315 | IN UINT8 ImageIndex,\r | |
| 316 | IN OUT VOID *Image,\r | |
| 317 | IN OUT UINTN *ImageSize\r | |
| 318 | );\r | |
| 319 | \r | |
| 320 | /**\r | |
| 321 | Updates the firmware image of the device.\r | |
| 322 | \r | |
| 323 | This function updates the hardware with the new firmware image.\r | |
| 324 | This function returns EFI_UNSUPPORTED if the firmware image is not updatable.\r | |
| 325 | If the firmware image is updatable, the function should perform the following minimal validations\r | |
| 326 | before proceeding to do the firmware image update.\r | |
| 327 | - Validate the image authentication if image has attribute\r | |
| 328 | IMAGE_ATTRIBUTE_AUTHENTICATION_REQUIRED. The function returns\r | |
| 329 | EFI_SECURITY_VIOLATION if the validation fails.\r | |
| 330 | - Validate the image is a supported image for this device. The function returns EFI_ABORTED if\r | |
| 331 | the image is unsupported. The function can optionally provide more detailed information on\r | |
| 332 | why the image is not a supported image.\r | |
| 333 | - Validate the data from VendorCode if not null. Image validation must be performed before\r | |
| 334 | VendorCode data validation. VendorCode data is ignored or considered invalid if image\r | |
| 335 | validation failed. The function returns EFI_ABORTED if the data is invalid.\r | |
| 336 | \r | |
| 337 | VendorCode enables vendor to implement vendor-specific firmware image update policy. Null if\r | |
| 338 | the caller did not specify the policy or use the default policy. As an example, vendor can implement\r | |
| 339 | a policy to allow an option to force a firmware image update when the abort reason is due to the new\r | |
| 340 | firmware image version is older than the current firmware image version or bad image checksum.\r | |
| 341 | Sensitive operations such as those wiping the entire firmware image and render the device to be\r | |
| 342 | non-functional should be encoded in the image itself rather than passed with the VendorCode.\r | |
| 343 | AbortReason enables vendor to have the option to provide a more detailed description of the abort\r | |
| 344 | reason to the caller.\r | |
| 345 | \r | |
| 346 | @param[in] This A pointer to the EFI_FIRMWARE_MANAGEMENT_PROTOCOL instance.\r | |
| 347 | @param[in] ImageIndex A unique number identifying the firmware image(s) within the device.\r | |
| 348 | The number is between 1 and DescriptorCount.\r | |
| 349 | @param[in] Image Points to the new image.\r | |
| 350 | @param[in] ImageSize Size of the new image in bytes.\r | |
| 351 | @param[in] VendorCode This enables vendor to implement vendor-specific firmware image update policy.\r | |
| 352 | Null indicates the caller did not specify the policy or use the default policy.\r | |
| 353 | @param[in] Progress A function used by the driver to report the progress of the firmware update.\r | |
| 354 | @param[out] AbortReason A pointer to a pointer to a null-terminated string providing more\r | |
| 355 | details for the aborted operation. The buffer is allocated by this function\r | |
| 356 | with AllocatePool(), and it is the caller's responsibility to free it with a\r | |
| 357 | call to FreePool().\r | |
| 358 | \r | |
| 359 | @retval EFI_SUCCESS The device was successfully updated with the new image.\r | |
| 360 | @retval EFI_ABORTED The operation is aborted.\r | |
| 361 | @retval EFI_INVALID_PARAMETER The Image was NULL.\r | |
| 362 | @retval EFI_UNSUPPORTED The operation is not supported.\r | |
| 363 | @retval EFI_SECURITY_VIOLATIO The operation could not be performed due to an authentication failure.\r | |
| 364 | \r | |
| 365 | **/\r | |
| 366 | EFI_STATUS\r | |
| 367 | EFIAPI\r | |
| 368 | FmpSetImage (\r | |
| 369 | IN EFI_FIRMWARE_MANAGEMENT_PROTOCOL *This,\r | |
| 370 | IN UINT8 ImageIndex,\r | |
| 371 | IN CONST VOID *Image,\r | |
| 372 | IN UINTN ImageSize,\r | |
| 373 | IN CONST VOID *VendorCode,\r | |
| 374 | IN EFI_FIRMWARE_MANAGEMENT_UPDATE_IMAGE_PROGRESS Progress,\r | |
| 375 | OUT CHAR16 **AbortReason\r | |
| 376 | );\r | |
| 377 | \r | |
| 378 | /**\r | |
| 379 | Checks if the firmware image is valid for the device.\r | |
| 380 | \r | |
| 381 | This function allows firmware update application to validate the firmware image without\r | |
| 382 | invoking the SetImage() first.\r | |
| 383 | \r | |
| 384 | @param[in] This A pointer to the EFI_FIRMWARE_MANAGEMENT_PROTOCOL instance.\r | |
| 385 | @param[in] ImageIndex A unique number identifying the firmware image(s) within the device.\r | |
| 386 | The number is between 1 and DescriptorCount.\r | |
| 387 | @param[in] Image Points to the new image.\r | |
| 388 | @param[in] ImageSize Size of the new image in bytes.\r | |
| 389 | @param[out] ImageUpdatable Indicates if the new image is valid for update. It also provides,\r | |
| 390 | if available, additional information if the image is invalid.\r | |
| 391 | \r | |
| 392 | @retval EFI_SUCCESS The image was successfully checked.\r | |
| 393 | @retval EFI_INVALID_PARAMETER The Image was NULL.\r | |
| 394 | @retval EFI_UNSUPPORTED The operation is not supported.\r | |
| 395 | @retval EFI_SECURITY_VIOLATIO The operation could not be performed due to an authentication failure.\r | |
| 396 | \r | |
| 397 | **/\r | |
| 398 | EFI_STATUS\r | |
| 399 | EFIAPI\r | |
| 400 | FmpCheckImage (\r | |
| 401 | IN EFI_FIRMWARE_MANAGEMENT_PROTOCOL *This,\r | |
| 402 | IN UINT8 ImageIndex,\r | |
| 403 | IN CONST VOID *Image,\r | |
| 404 | IN UINTN ImageSize,\r | |
| 405 | OUT UINT32 *ImageUpdatable\r | |
| 406 | );\r | |
| 407 | \r | |
| 408 | /**\r | |
| 409 | Returns information about the firmware package.\r | |
| 410 | \r | |
| 411 | This function returns package information.\r | |
| 412 | \r | |
| 413 | @param[in] This A pointer to the EFI_FIRMWARE_MANAGEMENT_PROTOCOL instance.\r | |
| 414 | @param[out] PackageVersion A version number that represents all the firmware images in the device.\r | |
| 415 | The format is vendor specific and new version must have a greater value\r | |
| 416 | than the old version. If PackageVersion is not supported, the value is\r | |
| 417 | 0xFFFFFFFF. A value of 0xFFFFFFFE indicates that package version\r | |
| 418 | comparison is to be performed using PackageVersionName. A value of\r | |
| 419 | 0xFFFFFFFD indicates that package version update is in progress.\r | |
| 420 | @param[out] PackageVersionName A pointer to a pointer to a null-terminated string representing\r | |
| 421 | the package version name. The buffer is allocated by this function with\r | |
| 422 | AllocatePool(), and it is the caller's responsibility to free it with a\r | |
| 423 | call to FreePool().\r | |
| 424 | @param[out] PackageVersionNameMaxLen The maximum length of package version name if device supports update of\r | |
| 425 | package version name. A value of 0 indicates the device does not support\r | |
| 426 | update of package version name. Length is the number of Unicode characters,\r | |
| 427 | including the terminating null character.\r | |
| 428 | @param[out] AttributesSupported Package attributes that are supported by this device. See 'Package Attribute\r | |
| 429 | Definitions' for possible returned values of this parameter. A value of 1\r | |
| 430 | indicates the attribute is supported and the current setting value is\r | |
| 431 | indicated in AttributesSetting. A value of 0 indicates the attribute is not\r | |
| 432 | supported and the current setting value in AttributesSetting is meaningless.\r | |
| 433 | @param[out] AttributesSetting Package attributes. See 'Package Attribute Definitions' for possible returned\r | |
| 434 | values of this parameter\r | |
| 435 | \r | |
| 436 | @retval EFI_SUCCESS The package information was successfully returned.\r | |
| 437 | @retval EFI_UNSUPPORTED The operation is not supported.\r | |
| 438 | \r | |
| 439 | **/\r | |
| 440 | EFI_STATUS\r | |
| 441 | EFIAPI\r | |
| 442 | FmpGetPackageInfo (\r | |
| 443 | IN EFI_FIRMWARE_MANAGEMENT_PROTOCOL *This,\r | |
| 444 | OUT UINT32 *PackageVersion,\r | |
| 445 | OUT CHAR16 **PackageVersionName,\r | |
| 446 | OUT UINT32 *PackageVersionNameMaxLen,\r | |
| 447 | OUT UINT64 *AttributesSupported,\r | |
| 448 | OUT UINT64 *AttributesSetting\r | |
| 449 | );\r | |
| 450 | \r | |
| 451 | /**\r | |
| 452 | Updates information about the firmware package.\r | |
| 453 | \r | |
| 454 | This function updates package information.\r | |
| 455 | This function returns EFI_UNSUPPORTED if the package information is not updatable.\r | |
| 456 | VendorCode enables vendor to implement vendor-specific package information update policy.\r | |
| 457 | Null if the caller did not specify this policy or use the default policy.\r | |
| 458 | \r | |
| 459 | @param[in] This A pointer to the EFI_FIRMWARE_MANAGEMENT_PROTOCOL instance.\r | |
| 460 | @param[in] Image Points to the authentication image.\r | |
| 461 | Null if authentication is not required.\r | |
| 462 | @param[in] ImageSize Size of the authentication image in bytes.\r | |
| 463 | 0 if authentication is not required.\r | |
| 464 | @param[in] VendorCode This enables vendor to implement vendor-specific firmware\r | |
| 465 | image update policy.\r | |
| 466 | Null indicates the caller did not specify this policy or use\r | |
| 467 | the default policy.\r | |
| 468 | @param[in] PackageVersion The new package version.\r | |
| 469 | @param[in] PackageVersionName A pointer to the new null-terminated Unicode string representing\r | |
| 470 | the package version name.\r | |
| 471 | The string length is equal to or less than the value returned in\r | |
| 472 | PackageVersionNameMaxLen.\r | |
| 473 | \r | |
| 474 | @retval EFI_SUCCESS The device was successfully updated with the new package\r | |
| 475 | information.\r | |
| 476 | @retval EFI_INVALID_PARAMETER The PackageVersionName length is longer than the value\r | |
| 477 | returned in PackageVersionNameMaxLen.\r | |
| 478 | @retval EFI_UNSUPPORTED The operation is not supported.\r | |
| 479 | @retval EFI_SECURITY_VIOLATIO The operation could not be performed due to an authentication failure.\r | |
| 480 | \r | |
| 481 | **/\r | |
| 482 | EFI_STATUS\r | |
| 483 | EFIAPI\r | |
| 484 | FmpSetPackageInfo (\r | |
| 485 | IN EFI_FIRMWARE_MANAGEMENT_PROTOCOL *This,\r | |
| 486 | IN CONST VOID *Image,\r | |
| 487 | IN UINTN ImageSize,\r | |
| 488 | IN CONST VOID *VendorCode,\r | |
| 489 | IN UINT32 PackageVersion,\r | |
| 490 | IN CONST CHAR16 *PackageVersionName\r | |
| 491 | );\r | |
| 492 | \r | |
| 493 | #endif\r | |
| 494 | \r |