/** @file
The function that processes the Smbios data type 0x88 before they are submitted to Data Hub.
Copyright (c) 1999 - 2015, Intel Corporation. All rights reserved.
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which 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.
**/
#include "CommonHeader.h"
#include "MiscSubclassDriver.h"
#include
#include
#include
VOID
GetCPUStepping (
CHAR16 *Stepping
)
{
CHAR16 Buffer[40];
UINT16 FamilyId;
UINT8 Model;
UINT8 SteppingId;
UINT8 ProcessorType;
EfiCpuVersion (&FamilyId, &Model, &SteppingId, &ProcessorType);
//we need raw Model data
Model = Model & 0xf;
//
//Family/Model/Step
UnicodeSPrint (Buffer, sizeof (Buffer), L"%d/%d/%d", FamilyId, Model, SteppingId);
StrCpy (Stepping, Buffer);
return;
}
EFI_STATUS
SearchChildHandle (
EFI_HANDLE Father,
EFI_HANDLE *Child
)
{
EFI_STATUS Status;
UINTN HandleIndex;
EFI_GUID **ProtocolGuidArray = NULL;
UINTN ArrayCount;
UINTN ProtocolIndex;
UINTN OpenInfoCount;
UINTN OpenInfoIndex;
EFI_OPEN_PROTOCOL_INFORMATION_ENTRY *OpenInfo = NULL;
UINTN mHandleCount;
EFI_HANDLE *mHandleBuffer= NULL;
//
// Retrieve the list of all handles from the handle database
//
Status = gBS->LocateHandleBuffer (
AllHandles,
NULL,
NULL,
&mHandleCount,
&mHandleBuffer
);
for (HandleIndex = 0; HandleIndex < mHandleCount; HandleIndex++) {
//
// Retrieve the list of all the protocols on each handle
//
Status = gBS->ProtocolsPerHandle (
mHandleBuffer[HandleIndex],
&ProtocolGuidArray,
&ArrayCount
);
if (!EFI_ERROR (Status)) {
for (ProtocolIndex = 0; ProtocolIndex < ArrayCount; ProtocolIndex++) {
Status = gBS->OpenProtocolInformation (
mHandleBuffer[HandleIndex],
ProtocolGuidArray[ProtocolIndex],
&OpenInfo,
&OpenInfoCount
);
if (!EFI_ERROR (Status)) {
for (OpenInfoIndex = 0; OpenInfoIndex < OpenInfoCount; OpenInfoIndex++) {
if (OpenInfo[OpenInfoIndex].AgentHandle == Father) {
if ((OpenInfo[OpenInfoIndex].Attributes & EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER) == EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER) {
*Child = mHandleBuffer[HandleIndex];
Status = EFI_SUCCESS;
goto TryReturn;
}
}
}
Status = EFI_NOT_FOUND;
}
}
if (OpenInfo != NULL) {
FreePool(OpenInfo);
OpenInfo = NULL;
}
}
if (ProtocolGuidArray != NULL) {
FreePool (ProtocolGuidArray);
ProtocolGuidArray = NULL;
}
}
TryReturn:
if (OpenInfo != NULL) {
FreePool (OpenInfo);
OpenInfo = NULL;
}
if (ProtocolGuidArray != NULL) {
FreePool(ProtocolGuidArray);
ProtocolGuidArray = NULL;
}
if (mHandleBuffer != NULL) {
FreePool (mHandleBuffer);
mHandleBuffer = NULL;
}
return Status;
}
EFI_STATUS
JudgeHandleIsPCIDevice (
EFI_HANDLE Handle,
UINT8 Device,
UINT8 Funs
)
{
EFI_STATUS Status;
EFI_DEVICE_PATH *DPath;
EFI_DEVICE_PATH *DevicePath;
Status = gBS->HandleProtocol (
Handle,
&gEfiDevicePathProtocolGuid,
(VOID **) &DPath
);
if (!EFI_ERROR (Status)) {
DevicePath = DPath;
while (!IsDevicePathEnd(DPath)) {
if ((DPath->Type == HARDWARE_DEVICE_PATH) && (DPath->SubType == HW_PCI_DP)) {
PCI_DEVICE_PATH *PCIPath;
PCIPath = (PCI_DEVICE_PATH*) DPath;
DPath = NextDevicePathNode(DPath);
if (IsDevicePathEnd(DPath) && (PCIPath->Device == Device) && (PCIPath->Function == Funs)) {
return EFI_SUCCESS;
}
} else {
DPath = NextDevicePathNode(DPath);
}
}
}
return EFI_UNSUPPORTED;
}
VOID
GetDriverName(
EFI_HANDLE Handle,
CHAR16* GOPVer
)
{
EFI_DRIVER_BINDING_PROTOCOL *BindHandle = NULL;
EFI_STATUS Status;
UINT32 Version;
UINT16 *Ptr;
CHAR16 Buffer[40];
Status = gBS->OpenProtocol(
Handle,
&gEfiDriverBindingProtocolGuid,
(VOID**)&BindHandle,
NULL,
NULL,
EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
if (EFI_ERROR(Status))
{
StrCpy (GOPVer, L"NA");
return;
}
Version = BindHandle->Version;
Ptr = (UINT16*)&Version;
UnicodeSPrint(Buffer, sizeof (Buffer), L"8.0.%04d", *(Ptr));
StrCpy (GOPVer, Buffer);
return;
}
VOID
GetGOPDriverName(
CHAR16* GOPVer
)
{
UINTN HandleCount;
EFI_HANDLE *Handles= NULL;
UINTN Index;
EFI_STATUS Status;
EFI_HANDLE Child = 0;
Status = gBS->LocateHandleBuffer(
ByProtocol,
&gEfiDriverBindingProtocolGuid,
NULL,
&HandleCount,
&Handles
);
for (Index = 0; Index < HandleCount ; Index++)
{
Status = SearchChildHandle(Handles[Index], &Child);
if(!EFI_ERROR(Status))
{
Status = JudgeHandleIsPCIDevice(Child, 0x02, 0x00);
if(!EFI_ERROR(Status))
{
// DEBUG ((EFI_D_ERROR, "JudgeHandleIsPCIDevice ok \n"));
GetDriverName(Handles[Index], GOPVer);
return;
}
}
}
StrCpy (GOPVer, L"NA");
return;
}
VOID
GetUcodeVersion(
CHAR16 *uCodeVer
)
{
UINT32 MicroCodeVersion;
CHAR16 Buffer[40];
//
// Microcode Revision
//
EfiWriteMsr (EFI_MSR_IA32_BIOS_SIGN_ID, 0);
EfiCpuid (EFI_CPUID_VERSION_INFO, NULL);
MicroCodeVersion = (UINT32) RShiftU64 (EfiReadMsr (EFI_MSR_IA32_BIOS_SIGN_ID), 32);
UnicodeSPrint (Buffer, sizeof (Buffer), L"%x", MicroCodeVersion);
StrCpy (uCodeVer, Buffer);
return;
}
VOID
GetSeCVersion(
CHAR16 *SECVer
)
{
StrCpy (SECVer, L"NA");
return;
}
EFI_STATUS
EFIAPI
AddSmbiosT0x90Callback (
IN EFI_EVENT Event,
IN VOID *Context
)
/*++
Routine Description:
Publish the smbios OEM type 0x90.
Arguments:
Event - Event whose notification function is being invoked (gEfiDxeSmmReadyToLockProtocolGuid).
Context - Pointer to the notification functions context, which is implementation dependent.
Returns:
None
--*/
{
EFI_STATUS Status;
SMBIOS_TABLE_TYPE90 *SmbiosRecord;
EFI_SMBIOS_HANDLE SmbiosHandle;
SMBIOS_TABLE_TYPE90_STRINGS SmbiosTableType90Strings;
CHAR16 *SECVer;
CHAR16 *uCodeVer;
CHAR16 *GOPVer;
CHAR16 *Stepping;
CHAR8 *OptionalStrStart;
UINTN StringNumber;
UINTN StringLength;
CHAR16 *StrBufferStart;
CHAR16 *StrBufferPtr;
EFI_SMBIOS_PROTOCOL *SmbiosProtocol;
DEBUG ((EFI_D_INFO, "Executing SMBIOS T0x90 callback.\n"));
gBS->CloseEvent (Event); // Unload this event.
//
// First check for invalid parameters.
//
if (Context == NULL) {
return EFI_INVALID_PARAMETER;
}
ZeroMem (&SmbiosTableType90Strings, sizeof(SMBIOS_TABLE_TYPE90_STRINGS));
StringNumber = 0;
StringLength = 0;
SECVer = AllocateZeroPool (0x20);
uCodeVer = AllocateZeroPool (0x10);
GOPVer = AllocateZeroPool (0x18);
Stepping = AllocateZeroPool (0x18);
ASSERT(SECVer != NULL);
ASSERT(uCodeVer != NULL);
ASSERT(GOPVer != NULL);
ASSERT(Stepping != NULL);
StrBufferStart = AllocateZeroPool (4 * SMBIOS_STRING_MAX_LENGTH * sizeof(CHAR16));
StrBufferPtr = StrBufferStart;
Status = gBS->LocateProtocol (&gEfiSmbiosProtocolGuid, NULL, (VOID *) &SmbiosProtocol);
ASSERT_EFI_ERROR (Status);
GetSeCVersion (SECVer);
GetUcodeVersion (uCodeVer);
GetGOPDriverName (GOPVer);
GetCPUStepping (Stepping);
DEBUG((EFI_D_INFO, "SECVerStr = %s, uCodeVerStr = %s, GOPStr = %s, SteppingStr = %s\n", SECVer, uCodeVer, GOPVer, Stepping));
SmbiosStrInit (&SmbiosTableType90Strings.SECVersion, SECVer, &StrBufferPtr, &StringNumber, &StringLength);
SmbiosStrInit (&SmbiosTableType90Strings.uCodeVersion, uCodeVer, &StrBufferPtr, &StringNumber, &StringLength);
SmbiosStrInit (&SmbiosTableType90Strings.GOPVersion, GOPVer, &StrBufferPtr, &StringNumber, &StringLength);
SmbiosStrInit (&SmbiosTableType90Strings.CpuStepping, Stepping, &StrBufferPtr, &StringNumber, &StringLength);
//
// Two zeros following the last string.
//
SmbiosRecord = AllocatePool (sizeof(SMBIOS_TABLE_TYPE90) + StringLength + StringNumber + 1);
if (SmbiosRecord == NULL) {
FreePool(SECVer);
FreePool(uCodeVer);
FreePool(GOPVer);
FreePool(Stepping);
FreePool(StrBufferStart);
return EFI_OUT_OF_RESOURCES;
}
ZeroMem(SmbiosRecord, sizeof(SMBIOS_TABLE_TYPE90) + StringLength + StringNumber + 1);
CopyMem(SmbiosRecord, Context, sizeof(SMBIOS_TABLE_TYPE90));
//
// Update SMBIOS Tables type90 strings
//
OptionalStrStart = (CHAR8 *)(SmbiosRecord + 1);
SmbiosStringsUpdate ((CHAR16 **) &SmbiosTableType90Strings, OptionalStrStart, StringNumber);
//
// Now we have got the full smbios record, call smbios protocol to add this record.
//
SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED;
Status = SmbiosProtocol->Add (
SmbiosProtocol,
NULL,
&SmbiosHandle,
(EFI_SMBIOS_TABLE_HEADER *) SmbiosRecord
);
FreePool(SECVer);
FreePool(uCodeVer);
FreePool(GOPVer);
FreePool(Stepping);
FreePool(SmbiosRecord);
FreePool(StrBufferStart);
return Status;
}
/**
This function makes boot time changes to the contents of the
MiscOemType0x90 (Type 0x90).
@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(MiscOemType0x90)
{
EFI_STATUS Status;
static BOOLEAN CallbackIsInstalledT0x90 = FALSE;
VOID *AddSmbiosT0x90CallbackNotifyReg;
EFI_EVENT AddSmbiosT0x90CallbackEvent;
//
// This callback will create a OEM Type 0x90 record.
//
if (CallbackIsInstalledT0x90 == FALSE) {
CallbackIsInstalledT0x90 = TRUE; // Prevent more than 1 callback.
DEBUG ((EFI_D_INFO, "Create Smbios T0x90 callback.\n"));
//
// gEfiDxeSmmReadyToLockProtocolGuid is ready
//
Status = gBS->CreateEvent (
EVT_NOTIFY_SIGNAL,
TPL_CALLBACK,
AddSmbiosT0x90Callback,
RecordData,
&AddSmbiosT0x90CallbackEvent
);
ASSERT_EFI_ERROR (Status);
if (EFI_ERROR (Status)) {
return Status;
}
Status = gBS->RegisterProtocolNotify (
&gEfiDxeSmmReadyToLockProtocolGuid,
AddSmbiosT0x90CallbackEvent,
&AddSmbiosT0x90CallbackNotifyReg
);
return Status;
}
return EFI_SUCCESS;
}