fb308fdb98
Fix build errors detected with GCC 4.8.4: local variable set but not used! Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Lee Leahy <leroy.p.leahy@intel.com> Reviewed-by: Michael Kinney <michael.d.kinney@intel.com>
88 lines
2.7 KiB
C
88 lines
2.7 KiB
C
/** @file
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BIOS system option string boot time changes.
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SMBIOS type 12.
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Copyright (c) 2013-2016 Intel Corporation.
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "CommonHeader.h"
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#include "SmbiosMisc.h"
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/**
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This function makes boot time changes to the contents of the
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MiscSystemOptionString (Type 12).
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@param RecordData Pointer to copy of RecordData from the Data Table.
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@retval EFI_SUCCESS All parameters were valid.
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@retval EFI_UNSUPPORTED Unexpected RecordType value.
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@retval EFI_INVALID_PARAMETER Invalid parameter was found.
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**/
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MISC_SMBIOS_TABLE_FUNCTION(SystemOptionString)
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{
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CHAR8 *OptionalStrStart;
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UINTN OptStrLen;
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EFI_STRING OptionString;
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EFI_STATUS Status;
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STRING_REF TokenToGet;
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EFI_SMBIOS_HANDLE SmbiosHandle;
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SMBIOS_TABLE_TYPE12 *SmbiosRecord;
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//
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// First check for invalid parameters.
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//
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if (RecordData == NULL) {
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return EFI_INVALID_PARAMETER;
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}
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TokenToGet = STRING_TOKEN (STR_MISC_SYSTEM_OPTION_STRING);
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OptionString = HiiGetPackageString(&gEfiCallerIdGuid, TokenToGet, NULL);
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OptStrLen = StrLen(OptionString);
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if (OptStrLen > SMBIOS_STRING_MAX_LENGTH) {
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return EFI_UNSUPPORTED;
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}
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//
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// Two zeros following the last string.
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//
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SmbiosRecord = AllocatePool(sizeof (SMBIOS_TABLE_TYPE12) + OptStrLen + 1 + 1);
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ZeroMem(SmbiosRecord, sizeof (SMBIOS_TABLE_TYPE12) + OptStrLen + 1 + 1);
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SmbiosRecord->Hdr.Type = EFI_SMBIOS_TYPE_SYSTEM_CONFIGURATION_OPTIONS;
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SmbiosRecord->Hdr.Length = sizeof (SMBIOS_TABLE_TYPE12);
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//
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// Make handle chosen by smbios protocol.add automatically.
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//
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SmbiosRecord->Hdr.Handle = 0;
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SmbiosRecord->StringCount = 1;
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OptionalStrStart = (CHAR8*) (SmbiosRecord + 1);
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UnicodeStrToAsciiStr(OptionString, OptionalStrStart);
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//
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// Now we have got the full smbios record, call smbios protocol to add this record.
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//
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SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED;
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Status = Smbios-> Add(
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Smbios,
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NULL,
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&SmbiosHandle,
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(EFI_SMBIOS_TABLE_HEADER *) SmbiosRecord
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);
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FreePool(SmbiosRecord);
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return Status;
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}
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