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//*************************************************************************
//*************************************************************************
//** **
//** (C)Copyright 1985-2011, American Megatrends, Inc. **
//** **
//** All Rights Reserved. **
//** **
//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 **
//** **
//** Phone: (770)-246-8600 **
//** **
//*************************************************************************
//*************************************************************************
//*************************************************************************
// $Header: /Alaska/BIN/Chipset/Intel/NorthBridge/Haswell/Intel SystemAgent NB Board/NBSetup/NBSetupReset.c 4 3/13/14 11:16p Dennisliu $
//
// $Revision: 4 $
//
// $Date: 3/13/14 11:16p $
//*************************************************************************
// Revision History
// ----------------
// $Log: /Alaska/BIN/Chipset/Intel/NorthBridge/Haswell/Intel SystemAgent NB Board/NBSetup/NBSetupReset.c $
//
// 4 3/13/14 11:16p Dennisliu
// [TAG] None
// [Category] Improvement
// [Description] Add new item "PrimaryDisplay" in NBSetupResetHook.
// [Files] NBSetupReset.c
//
// 3 10/14/12 12:38a Jeffch
// [TAG] None
// [Severity] Important
// [Description] Follow Update by Mahobay.
// [Files] NBPei.c, NBDxe.c;
//
// 2 4/26/12 2:57a Yurenlai
// [TAG] None
// [Category] Improvement
// [Severity] Important
// [Description] Adjust Intel System Agent module the Setup item and
// Policy.
// [Description] GetSetupData.c, NB.sdl, NB.sd, NB.uni, NBDxe.c,
// NBPEI.c,
// NBSetup.c, NBSetupReset.c, NbSetupData.h
//
// 1 2/08/12 4:33a Yurenlai
// Intel Haswell/NB eChipset initially releases.
//
//*************************************************************************
//<AMI_FHDR_START>
//
// Name: NBSetupReset.c
//
// Description: North Bridge Setup Reset Rountines
//
//<AMI_FHDR_END>
//*************************************************************************
#include <EFI.h>
#include <Token.h>
#include <AmiLib.h>
#include <AmiDxeLib.h>
#include <Setup.h>
#if defined(RESET_RUNTIME_SERVICES_SUPPORT) && (RESET_RUNTIME_SERVICES_SUPPORT == 0)
#include <Protocol\PchReset\PchReset.h>
#else
#include <AmiCSPLib.h>
#include <PchRegsLpc.h>
#endif
//----------------------------------------------------------------------------
// Variable and External Declaration(s)
//----------------------------------------------------------------------------
// Variable Declaration(s)
static SETUP_DATA gNewSetupData;
static SETUP_DATA gOldSetupData;
// GUID Definition(s)
static EFI_GUID gEfiSetupGuid = SETUP_GUID;
//<AMI_PHDR_START>
//----------------------------------------------------------------------------
// Procedure: NBProcessEnterSetup
//
// 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 NBProcessEnterSetup(VOID)
{
EFI_STATUS Status;
UINTN VariableSize;
VariableSize = sizeof (SETUP_DATA);
Status = pRS->GetVariable (
L"Setup",
&gEfiSetupGuid,
NULL,
&VariableSize,
&gOldSetupData
);
}
//<AMI_PHDR_START>
//----------------------------------------------------------------------------
// Procedure: NBSetupResetHook
//
// 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 NBSetupResetHook(VOID)
{
EFI_STATUS Status;
UINTN VariableSize;
VariableSize = sizeof (SETUP_DATA);
Status = pRS->GetVariable (
L"Setup",
&gEfiSetupGuid,
NULL,
&VariableSize,
&gNewSetupData
);
if (!EFI_ERROR (Status)) {
if ((gNewSetupData.EnableVtd != gOldSetupData.EnableVtd) ||
(gNewSetupData.BdatAcpiTableSupport != gOldSetupData.BdatAcpiTableSupport) ||
(gNewSetupData.PegGenx0 != gOldSetupData.PegGenx0) ||
(gNewSetupData.PegGenx1 != gOldSetupData.PegGenx1) ||
(gNewSetupData.PegGenx2 != gOldSetupData.PegGenx2) ||
(gNewSetupData.ExitMode != gOldSetupData.ExitMode) ||
(gNewSetupData.DmiGen2 != gOldSetupData.DmiGen2) ||
(gNewSetupData.NBDmiAspm != gOldSetupData.NBDmiAspm) ||
(gNewSetupData.NBDmiExtSync != gOldSetupData.NBDmiExtSync) ||
(gNewSetupData.DetectNonComplaint != gOldSetupData.DetectNonComplaint) ||
(gNewSetupData.AlwaysEnablePeg != gOldSetupData.AlwaysEnablePeg) ||
(gNewSetupData.PowerDownMode0 != gOldSetupData.PowerDownMode0) ||
(gNewSetupData.PrimaryDisplay != gOldSetupData.PrimaryDisplay) ||
(gNewSetupData.PowerDownMode1 != gOldSetupData.PowerDownMode1)) {
//
// Powe Cycle Reset
//
#if defined(RESET_RUNTIME_SERVICES_SUPPORT) && (RESET_RUNTIME_SERVICES_SUPPORT == 0)
pRS->ResetSystem (PowerCycleReset, EFI_SUCCESS, 0, NULL);
#else
SBLib_ExtResetSystem (SbResetFull);
#endif
}
}
}
//*************************************************************************
//*************************************************************************
//** **
//** (C)Copyright 1985-2011, American Megatrends, Inc. **
//** **
//** All Rights Reserved. **
//** **
//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 **
//** **
//** Phone: (770)-246-8600 **
//** **
//*************************************************************************
//*************************************************************************
|
