diff options
| author | davidhuang <davidhuang@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-11-20 04:02:34 +0000 |
|---|---|---|
| committer | davidhuang <davidhuang@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-11-20 04:02:34 +0000 |
| commit | aaa2cc19dd44e68f0365c7a17a9fda27582976f8 (patch) | |
| tree | 2b891550e9736937e4fe64b532dfe4db26854fd8 /UnixPkg/MiscSubClassPlatformDxe/MiscSystemOptionStringFunction.c | |
| parent | 1fdd39d371ecd0c660dce8926add29846c95cd37 (diff) | |
| download | edk2-platforms-aaa2cc19dd44e68f0365c7a17a9fda27582976f8.tar.xz | |
1. PI SMBIOS Checkin. Major change include:
1) Produce PI SMBIOS protocol in MdeModulePkg
2) Update all consumers (in CorePkgs and native platform pkgs) to consume SMBIOS protocol instead of DataHub
3) Pass ECC tool; Verify Nt32, Duet, Unix platform
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9458 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'UnixPkg/MiscSubClassPlatformDxe/MiscSystemOptionStringFunction.c')
| -rw-r--r-- | UnixPkg/MiscSubClassPlatformDxe/MiscSystemOptionStringFunction.c | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/UnixPkg/MiscSubClassPlatformDxe/MiscSystemOptionStringFunction.c b/UnixPkg/MiscSubClassPlatformDxe/MiscSystemOptionStringFunction.c new file mode 100644 index 0000000000..8731b75070 --- /dev/null +++ b/UnixPkg/MiscSubClassPlatformDxe/MiscSystemOptionStringFunction.c @@ -0,0 +1,91 @@ +/*++
+
+Copyright (c) 2009, Intel Corporation. All rights reserved. <BR>
+This software and associated documentation (if any) is furnished
+under a license and may only be used or copied in accordance
+with the terms of the license. Except as permitted by such
+license, no part of this software or documentation may be
+reproduced, stored in a retrieval system, or transmitted in any
+form or by any means without the express written consent of
+Intel Corporation.
+
+
+Module Name:
+
+ MiscSystemOptionStringFunction.c
+
+Abstract:
+
+ BIOS system option string boot time changes.
+ SMBIOS type 12.
+
+--*/
+
+#include "MiscSubClassDriver.h"
+
+
+/**
+ This function makes boot time changes to the contents of the
+ MiscSystemOptionString (Type 12).
+
+ @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(SystemOptionString)
+{
+ CHAR8 *OptionalStrStart;
+ UINTN OptStrLen;
+ EFI_STRING OptionString;
+ EFI_STATUS Status;
+ STRING_REF TokenToGet;
+ EFI_SMBIOS_HANDLE SmbiosHandle;
+ SMBIOS_TABLE_TYPE12 *SmbiosRecord;
+
+ //
+ // First check for invalid parameters.
+ //
+ if (RecordData == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ TokenToGet = STRING_TOKEN (STR_MISC_SYSTEM_OPTION_STRING);
+ OptionString = HiiGetPackageString(&gEfiCallerIdGuid, TokenToGet, NULL);
+ OptStrLen = StrLen(OptionString);
+ if (OptStrLen > SMBIOS_STRING_MAX_LENGTH) {
+ return EFI_UNSUPPORTED;
+ }
+
+ //
+ // Two zeros following the last string.
+ //
+ SmbiosRecord = AllocatePool(sizeof (SMBIOS_TABLE_TYPE12) + OptStrLen + 1 + 1);
+ ZeroMem(SmbiosRecord, sizeof (SMBIOS_TABLE_TYPE12) + OptStrLen + 1 + 1);
+
+ SmbiosRecord->Hdr.Type = EFI_SMBIOS_TYPE_SYSTEM_CONFIGURATION_OPTIONS;
+ SmbiosRecord->Hdr.Length = sizeof (SMBIOS_TABLE_TYPE12);
+ //
+ // Make handle chosen by smbios protocol.add automatically.
+ //
+ SmbiosRecord->Hdr.Handle = 0;
+
+ SmbiosRecord->StringCount = 1;
+ OptionalStrStart = (CHAR8*) (SmbiosRecord + 1);
+ UnicodeStrToAsciiStr(OptionString, OptionalStrStart);
+ //
+ // Now we have got the full smbios record, call smbios protocol to add this record.
+ //
+ SmbiosHandle = 0;
+ Status = Smbios-> Add(
+ Smbios,
+ NULL,
+ &SmbiosHandle,
+ (EFI_SMBIOS_TABLE_HEADER *) SmbiosRecord
+ );
+
+ FreePool(SmbiosRecord);
+ return Status;
+}
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