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/*++
Copyright (c) 2012 - 2014, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
Module Name:
MiscPhysicalArrayFunction.c
Abstract:
BIOS system Physical Array boot time changes.
SMBIOS type 16.
--*/
#include "CommonHeader.h"
#include "MiscSubclassDriver.h"
/**
This function makes boot time changes to the contents of the
MiscPhysicalArrayFunction (Type 16).
@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(MiscPhysicalMemoryArray)
{
EFI_STATUS Status;
EFI_SMBIOS_HANDLE SmbiosHandle;
SMBIOS_TABLE_TYPE16 *SmbiosRecord;
EFI_MEMORY_ARRAY_LOCATION_DATA *ForType16InputData;
UINT32 TopOfMemory = 8 * 1024 * 1024;
//
// First check for invalid parameters.
//
if (RecordData == NULL) {
return EFI_INVALID_PARAMETER;
}
ForType16InputData = (EFI_MEMORY_ARRAY_LOCATION_DATA *)RecordData;
//
// Two zeros following the last string.
//
SmbiosRecord = AllocatePool(sizeof (SMBIOS_TABLE_TYPE16) + 1);
ZeroMem(SmbiosRecord, sizeof (SMBIOS_TABLE_TYPE16) + 1);
SmbiosRecord->Hdr.Type = EFI_SMBIOS_TYPE_PHYSICAL_MEMORY_ARRAY;
SmbiosRecord->Hdr.Length = sizeof (SMBIOS_TABLE_TYPE16);
//
// Make handle chosen by smbios protocol.add automatically.
//
SmbiosRecord->Hdr.Handle = 0;
//
// ReleaseDate will be the 3rd optional string following the formatted structure.
//
SmbiosRecord->Location = *(UINT8 *) &ForType16InputData ->MemoryArrayLocation;
SmbiosRecord->Use = *(UINT8 *) &ForType16InputData ->MemoryArrayUse;
SmbiosRecord->MemoryErrorCorrection = *(UINT8 *) &ForType16InputData->MemoryErrorCorrection;
//
// System does not provide the error information structure
//
SmbiosRecord->MemoryErrorInformationHandle = 0xFFFE;
//
// Maximum memory capacity
//
SmbiosRecord-> MaximumCapacity = TopOfMemory;
SmbiosRecord-> NumberOfMemoryDevices= 0x02;
//
// 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;
}
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