/** @file Onboard device information boot time changes. SMBIOS type 10. Copyright (c) 2013-2015 Intel Corporation. SPDX-License-Identifier: BSD-2-Clause-Patent **/ #include "CommonHeader.h" #include "SmbiosMisc.h" /** This function makes boot time changes to the contents of the MiscOnboardDevice (Type 10). @param RecordData Pointer to copy of RecordData from the Data Table. @retval EFI_SUCCESS All parameters were valid. @retval EFI_UNSUPPORTED Unexpected RecordType value. @retval EFI_INVALID_PARAMETER Invalid parameter was found. **/ MISC_SMBIOS_TABLE_FUNCTION(MiscOnboardDevice) { CHAR8 *OptionalStrStart; UINT8 StatusAndType; UINTN DescriptionStrLen; EFI_STRING DeviceDescription; STRING_REF TokenToGet; EFI_STATUS Status; EFI_SMBIOS_HANDLE SmbiosHandle; SMBIOS_TABLE_TYPE10 *SmbiosRecord; EFI_MISC_ONBOARD_DEVICE *ForType10InputData; ForType10InputData = (EFI_MISC_ONBOARD_DEVICE *)RecordData; // // First check for invalid parameters. // if (RecordData == NULL) { return EFI_INVALID_PARAMETER; } TokenToGet = 0; switch (ForType10InputData->OnBoardDeviceDescription) { case STR_MISC_ONBOARD_DEVICE_VIDEO: TokenToGet = STRING_TOKEN (STR_MISC_ONBOARD_DEVICE_VIDEO); break; case STR_MISC_ONBOARD_DEVICE_AUDIO: TokenToGet = STRING_TOKEN (STR_MISC_ONBOARD_DEVICE_AUDIO); break; } DeviceDescription = HiiGetPackageString(&gEfiCallerIdGuid, TokenToGet, NULL); DescriptionStrLen = StrLen(DeviceDescription); if (DescriptionStrLen > SMBIOS_STRING_MAX_LENGTH) { return EFI_UNSUPPORTED; } // // Two zeros following the last string. // SmbiosRecord = AllocatePool(sizeof (SMBIOS_TABLE_TYPE10) + DescriptionStrLen + 1 + 1); ZeroMem(SmbiosRecord, sizeof (SMBIOS_TABLE_TYPE10) + DescriptionStrLen + 1 + 1); SmbiosRecord->Hdr.Type = EFI_SMBIOS_TYPE_ONBOARD_DEVICE_INFORMATION; SmbiosRecord->Hdr.Length = sizeof (SMBIOS_TABLE_TYPE10); // // Make handle chosen by smbios protocol.add automatically. // SmbiosRecord->Hdr.Handle = 0; // // Status & Type: Bit 7 Devicen Status, Bits 6:0 Type of Device // StatusAndType = (UINT8) ForType10InputData->OnBoardDeviceStatus.DeviceType; if (ForType10InputData->OnBoardDeviceStatus.DeviceEnabled != 0) { StatusAndType |= 0x80; } else { StatusAndType &= 0x7F; } SmbiosRecord->Device[0].DeviceType = StatusAndType; SmbiosRecord->Device[0].DescriptionString = 1; OptionalStrStart = (CHAR8 *)(SmbiosRecord + 1); UnicodeStrToAsciiStr(DeviceDescription, OptionalStrStart); // // Now we have got the full smbios record, call smbios protocol to add this record. // SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED; Status = Smbios-> Add( Smbios, NULL, &SmbiosHandle, (EFI_SMBIOS_TABLE_HEADER *) SmbiosRecord ); FreePool(SmbiosRecord); return Status; }