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//**********************************************************************
//**********************************************************************
//** **
//** (C)Copyright 1985-2010, American Megatrends, Inc. **
//** **
//** All Rights Reserved. **
//** **
//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 **
//** **
//** Phone: (770)-246-8600 **
//** **
//**********************************************************************
//**********************************************************************
//**********************************************************************
// $Header: /Alaska/SOURCE/Modules/Thunderbolt/TbtOemBoard/TbtSetup/TbtSetupReset.c 8 5/19/14 7:40a Barretlin $
//
// $Revision: 8 $
//
// $Date: 5/19/14 7:40a $
//**********************************************************************
// Revision History
// ----------------
// $Log: /Alaska/SOURCE/Modules/Thunderbolt/TbtOemBoard/TbtSetup/TbtSetupReset.c $
//
// 8 5/19/14 7:40a Barretlin
// [TAG] EIP165410
// [Category] Improvement
// [Description] Support Thunderbolt AIC at NB PCIE slot
// [Files] TbtPei.c TbtDxe.c TbtGpe.asl TbtSmm.c TbtOemBoard.c
// TbtOemLib.c TbtOemLib.h TbtSetup.sdl TbtSetup.sd TbtSetup.uni
// TbtSetupReset.c
//
// 7 1/05/14 2:14p Barretlin
// [TAG] EIP N/A
// [Category] New Feature
// [Description] Support Thunderbolt feature Enable/Disable in run time
// Support dynamic Thunderbolt AIC location in run time
// [Files] TbtSetup.sdl TbtSetup.sd TbtSetup.uni TbtSetupReset.c
//
// 6 6/21/13 7:53a Barretlin
// [TAG] EIP N/A
// [Category] Improvement
// [Description] Fix build error with non Intel RC project
// [Files] TbtSetupReset.c
//
// 5 6/21/13 5:16a Barretlin
// [TAG] EIPNone
// [Category] Bug Fix
// [Severity] Minor
// [Symptom] can not change Falcon Ridge security level
// [RootCause] can not regconize Falcon Ridge chip
// [Solution] add Falcon Ridge chip
// [Files] TbtSetupReset.c
//
// 4 4/12/13 1:03p Barretlin
//
// 3 4/03/13 2:54a Barretlin
// [TAG] EIP N/A
// [Category] Improvement
// [Description] Double check Security Level between Thunderbolt host FW
// and BIOS are same or not for Redwood Ridge chip when entering setup
// page.
// [Files] TbtOemLib.c TbtOemLib.h TbtSetupReset.c
//
// 2 2/06/13 2:25a Barretlin
//
// 1 1/10/13 4:57a Barretlin
// Change SS path and update module for Thunderbolt Spec 1.6 for Cactus
// Ridge chip and Thunderbolt Spec 0.5 for Redwood Ridge chip
//
// 1 12/12/12 4:40a Barretlin
// [TAG] None
// [Category] New Feature
// [Description] Add Thunderbolt TSE Setup Reset Hook
// [Files] TbtSetupReset.c
//
// 6 1/13/10 2:13p Felixp
//
//**********************************************************************
//<AMI_FHDR_START>
//
// Name: TbtSetupReset.c
//
// Description: Setup Reset Rountines
//
//<AMI_FHDR_END>
//**********************************************************************
#include <EFI.h>
#include <Token.h>
#include <Setup.h>
#include <AmiLib.h>
#include <AmiDxeLib.h>
#include <TbtOemLib.h>
#include <TbtOemBoard.h>
#if defined(RESET_RUNTIME_SERVICES_SUPPORT) && (RESET_RUNTIME_SERVICES_SUPPORT == 0)
#include <Protocol\PchReset\PchReset.h>
#else
#include <AmiCSPLib.h>
#if defined TBT_INTEL_RC_CONFIG && TBT_INTEL_RC_CONFIG == 1
#include <PchRegsLpc.h>
#endif
#endif
//----------------------------------------------------------------------------
// Variable and External Declaration(s)
//----------------------------------------------------------------------------
static SETUP_DATA gNewSetupData;
static SETUP_DATA gOldSetupData;
//----------------------------------------------------------------------------
// GUID Definition(s)
//----------------------------------------------------------------------------
static EFI_GUID gEfiSetupGuid = SETUP_GUID;
static EFI_GUID TbtHRStatusGuid = AMI_TBT_HR_STATUS_GUID;
UINTN HRStatusSize = sizeof(AMI_TBT_HR_STATUS_DATA);
AMI_TBT_HR_STATUS_DATA HRStatusData;
//<AMI_PHDR_START>
//----------------------------------------------------------------------------
// Procedure: TbtProcessEnterSetup
//
// Description: This function is a hook called when TSE determines
// that it has to load the boot options in the boot
// order. This function is available as ELINK.
//
// Input: VOID
//
// Output: VOID
//
//----------------------------------------------------------------------------
//<AMI_PHDR_END>
VOID TbtProcessEnterSetup(VOID)
{
EFI_STATUS Status;
UINTN VariableSize = sizeof (SETUP_DATA);
UINT8 SecurityLevelState;
TRACE((-1, "TbtSetupReset.c: TbtProcessEnterSetup().....\n"));
Status = pRS->GetVariable(
L"Setup",
&gEfiSetupGuid,
NULL,
&VariableSize,
&gOldSetupData);
ASSERT_EFI_ERROR(Status);
Status = pRS->GetVariable( L"TbtHRStatusVar", \
&TbtHRStatusGuid, \
NULL, \
&HRStatusSize, \
&HRStatusData );
ASSERT_EFI_ERROR(Status);
//
// synchronize Thunderbolt security level config between BIOS and Thunderbolt
// host FW
if ((gOldSetupData.TbtEnable != 0) && (HRStatusData.TbtHRSeries != Cactus_Ridge)){
SecurityLevelState = SynchSecurityLevel(gOldSetupData.TbtSecurityLevel, gOldSetupData.TbtHostLocation);
TRACE((-1, "TbtSetupReset: Synchronizing Security Level between host Fw and BIOS state is %x\n", SecurityLevelState));
}
}
//<AMI_PHDR_START>
//----------------------------------------------------------------------------
// Procedure: TbtSetupResetHook
//
// Description: This function is a hook called after some control
// modified in the setup utility by user. This
// function is available as ELINK.
//
// Input: VOID
//
// Output: VOID
//
//----------------------------------------------------------------------------
//<AMI_PHDR_END>
VOID TbtSetupResetHook(VOID)
{
EFI_STATUS Status;
UINT8 SetSecurityFlag = 0;
UINT8 ResetFlag = 0;
UINTN VariableSize;
VariableSize = sizeof (SETUP_DATA);
Status = pRS->GetVariable (
L"Setup",
&gEfiSetupGuid,
NULL,
&VariableSize,
&gNewSetupData);
ASSERT_EFI_ERROR(Status);
if ((!EFI_ERROR (Status)) && (gNewSetupData.TbtEnable != 0) && \
(HRStatusData.TbtHRSeries != Cactus_Ridge))
{
// Check Security Setup Setting first
if (gNewSetupData.TbtSecurityLevel != gOldSetupData.TbtSecurityLevel){
SetSecurityFlag |= 1;
} // Thunderbolt security level changed by user
// Check Thunderbolt host location
if (gNewSetupData.TbtHostLocation != gOldSetupData.TbtHostLocation){
ResetFlag |= 1;
}
// programming Redwood Ridge's/Falcon Ridge's/Win Ridge's Security Level
if (SetSecurityFlag != 0){
ProgramTbtSecurityLevel(&(gNewSetupData.TbtSecurityLevel), HRStatusData.TbtHRSeries, gNewSetupData.TbtHostLocation, FALSE);
ResetFlag |= 1;
}
// Reset system if need
if(ResetFlag != 0){
#if defined(RESET_RUNTIME_SERVICES_SUPPORT) && (RESET_RUNTIME_SERVICES_SUPPORT == 0)
pRS->ResetSystem (EfiResetCold, EFI_SUCCESS, 0, NULL);
#else
#if defined TBT_INTEL_RC_CONFIG && TBT_INTEL_RC_CONFIG == 1
SBLib_ExtResetSystem (SbResetFull);
#else
SBLib_ResetSystem(FullReset);
#endif
#endif
EFI_DEADLOOP();
}
} // Get New Setup Data success && Thunderbolt Function is enable
}
//**********************************************************************
//**********************************************************************
//** **
//** (C)Copyright 1985-2010, American Megatrends, Inc. **
//** **
//** All Rights Reserved. **
//** **
//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 **
//** **
//** Phone: (770)-246-8600 **
//** **
//**********************************************************************
//**********************************************************************
|
