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/*++
Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available under
the terms and conditions of the BSD License that accompanies this distribution.
The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php.
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
MiscMemoryDeviceFunction.c
Abstract:
Memory Device
Misc. subclass type 17.
SMBIOS type 17.
--*/
#include "CommonHeader.h"
#include "MiscSubclassDriver.h"
#include <Protocol/DataHub.h>
#include <Guid/DataHubRecords.h>
#include <Protocol/MemInfo.h>
#define FREQ_800 0x00
#define FREQ_1066 0x01
#define FREQ_1333 0x02
#define FREQ_1600 0x03
#define MAX_SOCKETS 2
#define EfiMemoryTypeDdr3 0x18
enum {
DDRType_DDR3 = 0,
DDRType_DDR3L = 1,
DDRType_DDR3U = 2,
DDRType_DDR3All = 3,
DDRType_LPDDR2 = 4,
DDRType_LPDDR3 = 5,
DDRType_DDR4 = 6
};
typedef struct {
EFI_PHYSICAL_ADDRESS MemoryArrayStartAddress;
EFI_PHYSICAL_ADDRESS MemoryArrayEndAddress;
EFI_INTER_LINK_DATA PhysicalMemoryArrayLink;
UINT16 MemoryArrayPartitionWidth;
} EFI_MEMORY_ARRAY_START_ADDRESS;
/**
This function makes boot time changes to the contents of the
MiscBiosVendor (Type 0).
@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.
**/
VOID
GetType16Hndl (
IN EFI_SMBIOS_PROTOCOL *Smbios,
OUT EFI_SMBIOS_HANDLE *Handle
)
{
EFI_STATUS Status;
EFI_SMBIOS_TYPE RecordType;
EFI_SMBIOS_TABLE_HEADER *Buffer;
*Handle = 0;
RecordType = EFI_SMBIOS_TYPE_PHYSICAL_MEMORY_ARRAY;
Status = Smbios->GetNext (
Smbios,
Handle,
&RecordType,
&Buffer,
NULL
);
if (!EFI_ERROR(Status)) {
return;
}
*Handle = 0xFFFF;
}
MISC_SMBIOS_TABLE_FUNCTION( MiscMemoryDevice )
{
CHAR8 *OptionalStrStart;
UINTN MemDeviceStrLen;
UINTN MemBankLocatorStrLen;
UINTN MemManufacturerStrLen;
UINTN MemSerialNumberStrLen;
UINTN MemAssetTagStrLen;
UINTN MemPartNumberStrLen;
CHAR16 *MemDevice;
CHAR16 *MemBankLocator;
CHAR16 *MemManufacturer;
CHAR16 *MemSerialNumber;
CHAR16 *MemAssetTag;
CHAR16 *MemPartNumber;
EFI_STATUS Status;
STRING_REF TokenToGet;
SMBIOS_TABLE_TYPE17 *SmbiosRecord;
EFI_SMBIOS_HANDLE SmbiosHandle;
EFI_MEMORY_ARRAY_LINK_DATA *ForType17InputData;
UINT16 DdrFreq=0;
UINT16 Type16Handle=0;
MEM_INFO_PROTOCOL *MemInfoHob;
UINT8 MemoryType;
UINT8 Dimm;
UINT8 NumSlots;
STRING_REF DevLocator[] = {
STRING_TOKEN(STR_MISC_MEM_DEV_LOCATOR0), STRING_TOKEN(STR_MISC_MEM_DEV_LOCATOR1)
};
STRING_REF BankLocator[] = {
STRING_TOKEN(STR_MISC_MEM_BANK_LOCATOR0), STRING_TOKEN(STR_MISC_MEM_BANK_LOCATOR1)
};
//
// First check for invalid parameters.
//
if (RecordData == NULL) {
return EFI_INVALID_PARAMETER;
}
ForType17InputData = (EFI_MEMORY_ARRAY_LINK_DATA *)RecordData;
//
// Get Memory size parameters for each rank from the chipset registers
//
Status = gBS->LocateProtocol (
&gMemInfoProtocolGuid,
NULL,
(void **)&MemInfoHob
);
ASSERT_EFI_ERROR (Status);
NumSlots = (UINT8)(MAX_SOCKETS);
//
// Memory Freq
//
switch (MemInfoHob->MemInfoData.ddrFreq){
case FREQ_800:
DdrFreq = 800;
break;
case FREQ_1066:
DdrFreq = 1066;
break;
case FREQ_1333:
DdrFreq = 1333;
break;
case FREQ_1600:
DdrFreq = 1600;
break;
default:
DdrFreq = 0;
break;
}
//
// Memory Type
//
switch (MemInfoHob->MemInfoData.ddrType) {
case DDRType_LPDDR2:
MemoryType = EfiMemoryTypeDdr2;
break;
case DDRType_DDR3:
case DDRType_DDR3L:
case DDRType_DDR3U:
case DDRType_LPDDR3:
MemoryType = EfiMemoryTypeDdr3;
break;
default:
MemoryType = EfiMemoryTypeUnknown;
break;
}
for (Dimm = 0; Dimm < NumSlots; Dimm++) {
//
// Memory Device Locator
//
TokenToGet = DevLocator[Dimm];
MemDevice = SmbiosMiscGetString (TokenToGet);
MemDeviceStrLen = StrLen(MemDevice);
if (MemDeviceStrLen > SMBIOS_STRING_MAX_LENGTH) {
return EFI_UNSUPPORTED;
}
TokenToGet = DevLocator[Dimm];
MemDevice = SmbiosMiscGetString (TokenToGet);
MemDeviceStrLen = StrLen(MemDevice);
if (MemDeviceStrLen > SMBIOS_STRING_MAX_LENGTH) {
return EFI_UNSUPPORTED;
}
//
// Memory Bank Locator
//
TokenToGet = BankLocator[Dimm];
MemBankLocator = SmbiosMiscGetString (TokenToGet);
MemBankLocatorStrLen = StrLen(MemBankLocator);
if (MemBankLocatorStrLen > SMBIOS_STRING_MAX_LENGTH) {
return EFI_UNSUPPORTED;
}
//
// Memory Manufacturer
//
TokenToGet = STRING_TOKEN (STR_MISC_MEM_MANUFACTURER);
MemManufacturer = SmbiosMiscGetString (TokenToGet);
MemManufacturerStrLen = StrLen(MemManufacturer);
if (MemManufacturerStrLen > SMBIOS_STRING_MAX_LENGTH) {
return EFI_UNSUPPORTED;
}
//
// Memory Serial Number
//
TokenToGet = STRING_TOKEN (STR_MISC_MEM_SERIAL_NO);
MemSerialNumber = SmbiosMiscGetString (TokenToGet);
MemSerialNumberStrLen = StrLen(MemSerialNumber);
if (MemSerialNumberStrLen > SMBIOS_STRING_MAX_LENGTH) {
return EFI_UNSUPPORTED;
}
//
// Memory Asset Tag Number
//
TokenToGet = STRING_TOKEN (STR_MISC_MEM_ASSET_TAG);
MemAssetTag = SmbiosMiscGetString (TokenToGet);
MemAssetTagStrLen = StrLen(MemAssetTag);
if (MemAssetTagStrLen > SMBIOS_STRING_MAX_LENGTH) {
return EFI_UNSUPPORTED;
}
//
// Memory Part Number
//
TokenToGet = STRING_TOKEN (STR_MISC_MEM_PART_NUMBER);
MemPartNumber = SmbiosMiscGetString (TokenToGet);
MemPartNumberStrLen = StrLen(MemPartNumber);
if (MemPartNumberStrLen > SMBIOS_STRING_MAX_LENGTH) {
return EFI_UNSUPPORTED;
}
//
// Two zeros following the last string.
//
SmbiosRecord = AllocatePool(sizeof (SMBIOS_TABLE_TYPE17) + MemDeviceStrLen + 1 + MemBankLocatorStrLen + 1 + MemManufacturerStrLen + 1 + MemSerialNumberStrLen + 1 + MemAssetTagStrLen+1 + MemPartNumberStrLen + 1 + 1);
ZeroMem(SmbiosRecord, sizeof (SMBIOS_TABLE_TYPE17) + MemDeviceStrLen + 1 + MemBankLocatorStrLen + 1 + MemManufacturerStrLen + 1 + MemSerialNumberStrLen + 1 + MemAssetTagStrLen+1 + MemPartNumberStrLen + 1 + 1);
SmbiosRecord->Hdr.Type = EFI_SMBIOS_TYPE_MEMORY_DEVICE;
SmbiosRecord->Hdr.Length = sizeof (SMBIOS_TABLE_TYPE17);
//
// Make handle chosen by smbios protocol.add automatically.
//
SmbiosRecord->Hdr.Handle = 0;
//
// Memory Array Handle will be the 3rd optional string following the formatted structure.
//
GetType16Hndl( Smbios, &Type16Handle);
SmbiosRecord->MemoryArrayHandle = Type16Handle;
//
// Memory Size
//
if ((MemInfoHob->MemInfoData.dimmSize[Dimm])!=0){
SmbiosRecord->TotalWidth = 32;
SmbiosRecord->DataWidth = 32;
SmbiosRecord->Size = MemInfoHob->MemInfoData.dimmSize[Dimm];
SmbiosRecord->Speed = DdrFreq;
SmbiosRecord->ConfiguredMemoryClockSpeed = DdrFreq;
SmbiosRecord->FormFactor = EfiMemoryFormFactorDimm;
}
SmbiosRecord->DeviceSet =(UINT8) ForType17InputData->MemoryDeviceSet;
SmbiosRecord->DeviceLocator= 1;
SmbiosRecord->BankLocator = 2;
SmbiosRecord->Manufacturer = 3;
SmbiosRecord->SerialNumber= 4;
SmbiosRecord->AssetTag= 5;
SmbiosRecord->PartNumber= 6;
SmbiosRecord->Attributes = (UINT8) ForType17InputData->MemoryState;
SmbiosRecord->MemoryType = MemoryType;
OptionalStrStart = (CHAR8 *)(SmbiosRecord + 1);
UnicodeStrToAsciiStr(MemDevice, OptionalStrStart);
UnicodeStrToAsciiStr(MemBankLocator, OptionalStrStart + MemDeviceStrLen + 1);
UnicodeStrToAsciiStr(MemManufacturer, OptionalStrStart + MemDeviceStrLen + 1 + MemBankLocatorStrLen + 1);
UnicodeStrToAsciiStr(MemSerialNumber, OptionalStrStart + MemDeviceStrLen + 1 + MemBankLocatorStrLen + 1 + MemManufacturerStrLen + 1);
UnicodeStrToAsciiStr(MemAssetTag, OptionalStrStart + MemDeviceStrLen + 1 + MemBankLocatorStrLen + 1 + MemManufacturerStrLen + 1 + MemSerialNumberStrLen + 1);
UnicodeStrToAsciiStr(MemPartNumber, OptionalStrStart + MemDeviceStrLen + 1 + MemBankLocatorStrLen + 1 + MemManufacturerStrLen + 1 + MemSerialNumberStrLen + 1+ MemAssetTagStrLen+1 );
//
// 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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