1. PI SMBIOS Checkin. Major change include:

[mirror_edk2.git] / Nt32Pkg / MiscSubClassPlatformDxe / MiscOemStringFunction.c

diff --git a/Nt32Pkg/MiscSubClassPlatformDxe/MiscOemStringFunction.c b/Nt32Pkg/MiscSubClassPlatformDxe/MiscOemStringFunction.c
new file mode 100644 (file)
index 0000000..75aecb3
--- /dev/null
+++ b/Nt32Pkg/MiscSubClassPlatformDxe/MiscOemStringFunction.c
@@ -0,0 +1,88 @@
+/*++\r
+\r
+Copyright (c) 2009, Intel Corporation. All rights reserved. <BR> \r
+This software and associated documentation (if any) is furnished\r
+under a license and may only be used or copied in accordance\r
+with the terms of the license. Except as permitted by such\r
+license, no part of this software or documentation may be\r
+reproduced, stored in a retrieval system, or transmitted in any\r
+form or by any means without the express written consent of\r
+Intel Corporation.\r
+\r
+Module Name:\r
+\r
+  MiscOemStringFunction.c\r
+  \r
+Abstract: \r
+\r
+  boot information boot time changes.\r
+  SMBIOS type 11.\r
+\r
+--*/\r
+\r
+\r
+#include "MiscSubclassDriver.h"\r
+/**\r
+  This function makes boot time changes to the contents of the\r
+  MiscOemString (Type 11).\r
+\r
+  @param  RecordData                 Pointer to copy of RecordData from the Data Table.  \r
+\r
+  @retval EFI_SUCCESS                All parameters were valid.\r
+  @retval EFI_UNSUPPORTED            Unexpected RecordType value.\r
+  @retval EFI_INVALID_PARAMETER      Invalid parameter was found.\r
+\r
+**/\r
+MISC_SMBIOS_TABLE_FUNCTION(OemString)\r
+{\r
+  UINTN                    OemStrLen;\r
+  CHAR8                    *OptionalStrStart;\r
+  EFI_STATUS               Status;\r
+  EFI_STRING               OemStr;\r
+  STRING_REF               TokenToGet;\r
+  EFI_SMBIOS_HANDLE        SmbiosHandle;\r
+  SMBIOS_TABLE_TYPE11      *SmbiosRecord;\r
+\r
+  //\r
+  // First check for invalid parameters.\r
+  //\r
+  if (RecordData == NULL) {\r
+    return EFI_INVALID_PARAMETER;\r
+  }\r
+\r
+  TokenToGet = STRING_TOKEN (STR_MISC_OEM_STRING);\r
+  OemStr = HiiGetPackageString(&gEfiCallerIdGuid, TokenToGet, NULL);\r
+  OemStrLen = StrLen(OemStr);\r
+  if (OemStrLen > SMBIOS_STRING_MAX_LENGTH) {\r
+    return EFI_UNSUPPORTED;\r
+  }\r
+\r
+  //\r
+  // Two zeros following the last string.\r
+  //\r
+  SmbiosRecord = AllocatePool(sizeof (SMBIOS_TABLE_TYPE11) + OemStrLen + 1 + 1);\r
+  ZeroMem(SmbiosRecord, sizeof (SMBIOS_TABLE_TYPE11) + OemStrLen + 1 + 1);\r
+\r
+  SmbiosRecord->Hdr.Type = EFI_SMBIOS_TYPE_OEM_STRINGS;\r
+  SmbiosRecord->Hdr.Length = sizeof (SMBIOS_TABLE_TYPE11);\r
+  //\r
+  // Make handle chosen by smbios protocol.add automatically.\r
+  // \r
+  SmbiosRecord->Hdr.Handle = 0;  \r
+  SmbiosRecord->StringCount = 1;\r
+  OptionalStrStart = (CHAR8 *)(SmbiosRecord + 1);\r
+  UnicodeStrToAsciiStr(OemStr, OptionalStrStart);\r
+\r
+  //\r
+  // Now we have got the full smbios record, call smbios protocol to add this record.\r
+  //\r
+  SmbiosHandle = 0;\r
+  Status = Smbios-> Add(\r
+                      Smbios, \r
+                      NULL,\r
+                      &SmbiosHandle, \r
+                      (EFI_SMBIOS_TABLE_HEADER *) SmbiosRecord\r
+                      );\r
+  FreePool(SmbiosRecord);\r
+  return Status;\r
+}\r