EFI_STATUS CreateStackDataForPeim(VOID) { FSP_STACK_DATA StackData; EFI_STATUS Status; // Initialize the temporary data SaveStackData(&StackData); StackData.Upd = GetFspMemoryInitUpdDataPointer(); ASSERT (StackData.Upd != NULL); StackData.HobListPtr = (VOID *)GetFspApiParameter2(); StackData.HeapStart = NULL; StackData.HobList = NULL; // Initialize DRAM Status = DoMemoryInit(); if (!EFI_ERROR(Status)) { MrcDone(); } return Status; }
/** This function returns control to BootLoader after MemoryInitApi. @param[in] Status return status for the MemoryInitApi. @param[in,out] HobListPtr The address of HobList pointer, if NULL, will get value from GetFspApiParameter2 () **/ VOID EFIAPI FspMemoryInitDone2 ( IN EFI_STATUS Status, IN OUT VOID **HobListPtr ) { FSP_GLOBAL_DATA *FspData; // // Calling use FspMemoryInit API // Update HOB and return the control directly // if (HobListPtr == NULL) { HobListPtr = (VOID **)GetFspApiParameter2 (); } if (HobListPtr != NULL) { *HobListPtr = (VOID *) GetHobList (); } // // Convert to FSP EAS defined API return codes // switch (Status) { case EFI_SUCCESS: case EFI_INVALID_PARAMETER: case EFI_UNSUPPORTED: case EFI_DEVICE_ERROR: case EFI_OUT_OF_RESOURCES: break; default: DEBUG ((DEBUG_INFO | DEBUG_INIT, "FspMemoryInitApi() Invalid Error [Status: 0x%08X]\n", Status)); Status = EFI_DEVICE_ERROR; // Force to known error. break; } // // This is the end of the FspMemoryInit API // Give control back to the boot loader // DEBUG ((DEBUG_INFO | DEBUG_INIT, "FspMemoryInitApi() - [Status: 0x%08X] - End\n", Status)); SetFspMeasurePoint (FSP_PERF_ID_API_FSP_MEMORY_INIT_EXIT); FspData = GetFspGlobalDataPointer (); PERF_START_EX(&gFspPerformanceDataGuid, "EventRec", NULL, (FspData->PerfData[0] & FSP_PERFORMANCE_DATA_TIMER_MASK), FSP_STATUS_CODE_TEMP_RAM_INIT | FSP_STATUS_CODE_COMMON_CODE| FSP_STATUS_CODE_API_ENTRY); PERF_END_EX(&gFspPerformanceDataGuid, "EventRec", NULL, (FspData->PerfData[1] & FSP_PERFORMANCE_DATA_TIMER_MASK), FSP_STATUS_CODE_TEMP_RAM_INIT | FSP_STATUS_CODE_COMMON_CODE | FSP_STATUS_CODE_API_EXIT); PERF_START_EX(&gFspPerformanceDataGuid, "EventRec", NULL, (FspData->PerfData[2] & FSP_PERFORMANCE_DATA_TIMER_MASK), FSP_STATUS_CODE_MEMORY_INIT | FSP_STATUS_CODE_COMMON_CODE | FSP_STATUS_CODE_API_ENTRY); PERF_END_EX(&gFspPerformanceDataGuid, "EventRec", NULL, 0, FSP_STATUS_CODE_MEMORY_INIT | FSP_STATUS_CODE_COMMON_CODE | FSP_STATUS_CODE_API_EXIT); REPORT_STATUS_CODE (EFI_PROGRESS_CODE, FSP_STATUS_CODE_MEMORY_INIT | FSP_STATUS_CODE_COMMON_CODE | FSP_STATUS_CODE_API_EXIT); do { SetFspApiReturnStatus (Status); Pei2LoaderSwitchStack (); if (Status != EFI_SUCCESS) { DEBUG ((DEBUG_ERROR, "!!!ERROR: FspMemoryInitApi() - [Status: 0x%08X] - Error encountered during previous API and cannot proceed further\n", Status)); } } while (Status != EFI_SUCCESS); // // The TempRamExitApi is called // if (GetFspApiCallingIndex () == TempRamExitApiIndex) { SetPhaseStatusCode (FSP_STATUS_CODE_TEMP_RAM_EXIT); SetFspMeasurePoint (FSP_PERF_ID_API_TEMP_RAM_EXIT_ENTRY); PERF_START_EX(&gFspPerformanceDataGuid, "EventRec", NULL, 0, FSP_STATUS_CODE_TEMP_RAM_EXIT | FSP_STATUS_CODE_COMMON_CODE | FSP_STATUS_CODE_API_ENTRY); REPORT_STATUS_CODE (EFI_PROGRESS_CODE, FSP_STATUS_CODE_TEMP_RAM_EXIT | FSP_STATUS_CODE_COMMON_CODE | FSP_STATUS_CODE_API_ENTRY); DEBUG ((DEBUG_INFO | DEBUG_INIT, "TempRamExitApi() - Begin\n")); } else { SetPhaseStatusCode (FSP_STATUS_CODE_SILICON_INIT); SetFspMeasurePoint (FSP_PERF_ID_API_FSP_SILICON_INIT_ENTRY); PERF_START_EX(&gFspPerformanceDataGuid, "EventRec", NULL, 0, FSP_STATUS_CODE_SILICON_INIT | FSP_STATUS_CODE_COMMON_CODE | FSP_STATUS_CODE_API_ENTRY); REPORT_STATUS_CODE (EFI_PROGRESS_CODE, FSP_STATUS_CODE_SILICON_INIT | FSP_STATUS_CODE_COMMON_CODE | FSP_STATUS_CODE_API_ENTRY); DEBUG ((DEBUG_INFO | DEBUG_INIT, "FspSiliconInitApi() - Begin\n")); } }