+/**\r
+ Locates the coalesce image entry point, and detects its machine type.\r
+\r
+ @param CoalesceImageEntryPoint Pointer to coalesce image entry point for output.\r
+ @param CoalesceImageMachineType Pointer to machine type of coalesce image.\r
+\r
+ @retval EFI_SUCCESS Coalesce image successfully located.\r
+ @retval Others Failed to locate the coalesce image.\r
+\r
+**/\r
+EFI_STATUS\r
+FindCapsuleCoalesceImage (\r
+ OUT EFI_PHYSICAL_ADDRESS *CoalesceImageEntryPoint,\r
+ OUT UINT16 *CoalesceImageMachineType\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ UINTN Instance;\r
+ EFI_PEI_LOAD_FILE_PPI *LoadFile;\r
+ EFI_PEI_FV_HANDLE VolumeHandle;\r
+ EFI_PEI_FILE_HANDLE FileHandle;\r
+ EFI_PHYSICAL_ADDRESS CoalesceImageAddress;\r
+ UINT64 CoalesceImageSize;\r
+ UINT32 AuthenticationState;\r
+\r
+ Instance = 0;\r
+\r
+ while (TRUE) {\r
+ Status = PeiServicesFfsFindNextVolume (Instance++, &VolumeHandle);\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+ Status = PeiServicesFfsFindFileByName (PcdGetPtr(PcdCapsuleCoalesceFile), VolumeHandle, &FileHandle);\r
+ if (!EFI_ERROR (Status)) {\r
+ Status = PeiServicesLocatePpi (&gEfiPeiLoadFilePpiGuid, 0, NULL, (VOID **) &LoadFile);\r
+ ASSERT_EFI_ERROR (Status);\r
+\r
+ Status = LoadFile->LoadFile (\r
+ LoadFile,\r
+ FileHandle,\r
+ &CoalesceImageAddress,\r
+ &CoalesceImageSize,\r
+ CoalesceImageEntryPoint,\r
+ &AuthenticationState\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ DEBUG ((EFI_D_ERROR, "Unable to find PE32 section in CapsuleRelocate image ffs %r!\n", Status));\r
+ return Status;\r
+ }\r
+ *CoalesceImageMachineType = PeCoffLoaderGetMachineType ((VOID *) (UINTN) CoalesceImageAddress);\r
+ break;\r
+ } else {\r
+ continue;\r
+ }\r
+ }\r
+\r
+ return Status;\r
+}\r
+\r
+#endif\r
+\r