audk/Nt32Pkg/MiscSubClassPlatformDxe/MiscSystemSlotDesignationFu...

87 lines
3.0 KiB
C

/** @file
BIOS system slot designator information boot time changes.
SMBIOS type 9.
Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include "MiscSubclassDriver.h"
/**
This function makes boot time changes to the contents of the
MiscSystemSlotDesignator structure (Type 9).
@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(MiscSystemSlotDesignation)
{
CHAR8 *OptionalStrStart;
UINTN SlotDesignationStrLen;
EFI_STATUS Status;
EFI_STRING SlotDesignation;
STRING_REF TokenToGet;
SMBIOS_TABLE_TYPE9 *SmbiosRecord;
EFI_SMBIOS_HANDLE SmbiosHandle;
EFI_MISC_SYSTEM_SLOT_DESIGNATION* ForType9InputData;
ForType9InputData = (EFI_MISC_SYSTEM_SLOT_DESIGNATION *)RecordData;
//
// First check for invalid parameters.
//
if (RecordData == NULL) {
return EFI_INVALID_PARAMETER;
}
TokenToGet = 0;
switch (ForType9InputData->SlotDesignation) {
case STR_MISC_SYSTEM_SLOT_DESIGNATION:
TokenToGet = STRING_TOKEN (STR_MISC_SYSTEM_SLOT_DESIGNATION);
break;
default:
break;
}
SlotDesignation = HiiGetPackageString(&gEfiCallerIdGuid, TokenToGet, NULL);
SlotDesignationStrLen = StrLen(SlotDesignation);
if (SlotDesignationStrLen > SMBIOS_STRING_MAX_LENGTH) {
return EFI_UNSUPPORTED;
}
//
// Two zeros following the last string.
//
SmbiosRecord = AllocatePool(sizeof (SMBIOS_TABLE_TYPE9) + SlotDesignationStrLen + 1 + 1);
ZeroMem(SmbiosRecord, sizeof (SMBIOS_TABLE_TYPE9) +SlotDesignationStrLen + 1 + 1);
SmbiosRecord->Hdr.Type = EFI_SMBIOS_TYPE_SYSTEM_SLOTS;
SmbiosRecord->Hdr.Length = sizeof (SMBIOS_TABLE_TYPE9);
SmbiosRecord->Hdr.Handle = 0;
SmbiosRecord->SlotDesignation = 1;
SmbiosRecord->SlotType = (UINT8)ForType9InputData->SlotType;
SmbiosRecord->SlotDataBusWidth = (UINT8)ForType9InputData->SlotDataBusWidth;
SmbiosRecord->CurrentUsage = (UINT8)ForType9InputData->SlotUsage;
SmbiosRecord->SlotLength = (UINT8)ForType9InputData->SlotLength;
SmbiosRecord->SlotID = ForType9InputData->SlotId;
//
// Slot Characteristics
//
CopyMem ((UINT8 *) &SmbiosRecord->SlotCharacteristics1,(UINT8 *) &ForType9InputData->SlotCharacteristics,2);
OptionalStrStart = (CHAR8 *)(SmbiosRecord + 1);
UnicodeStrToAsciiStr(SlotDesignation, OptionalStrStart);
//
// Now we have got the full smbios record, call smbios protocol to add this record.
//
Status = AddSmbiosRecord (Smbios, &SmbiosHandle, (EFI_SMBIOS_TABLE_HEADER *) SmbiosRecord);
FreePool(SmbiosRecord);
return Status;
}