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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/IntelGopDriver/IntelSaGopPolicy.c 5 5/13/14 10:42p Dennisliu $
//
// $Revision: 5 $
//
// $Date: 5/13/14 10:42p $
//*************************************************************************
// Revision History
// ----------------
// $Log: /Alaska/BIN/Chipset/Intel/NorthBridge/Haswell/IntelGopDriver/IntelSaGopPolicy.c $
//
// 5 5/13/14 10:42p Dennisliu
// [TAG] EIP167027
// [Category] Improvement
// [Description] [SharkBay Aptio4]Variable's attribute needs to be
// reviewed by SA component driver
// [Files] NBDXEBoard.c; IntelSaGopSetup.c; IntelSaGopPolicy.c;
// NBDxe.c; NbPciCSP.c; PciHostBridge.c;
//
// 4 10/31/12 6:33a Jeffch
// [TAG] None
// [Category] Improvement
// [Description] Add update GOP VBT address event.
//
// 3 8/14/12 5:42a Yurenlai
// [TAG] None
// [Severity] Important
// [Description] Implemented BIOS Integration Guide Rev 1.0 to Intel SA
// GOP driver.
// [Files] IntelSaGopDriver.cif, IntelSaGopDriver.mak,
// IntelSaGopDriver.sdl,
// IntelSaGopPolicy.c, IntelSaGopSetup.c, IntelSaGopSetup.h,
// IntelSaGopSetup.mak, IntelSaGopSetup.sd, IntelSaGopSetup.sdl,
// IntelSaGopSetup.uni, IntelSaGopSwitch.c,
// IntelSaGopDriver.h,
// NBPlatformData.h
//
// 2 7/27/12 7:42a Yurenlai
// [TAG] None
// [Category] Improvement
// [Description] Fix building error after update 4.6.5.4_Csm_OptOut_03.
// [Files] IntelSaGopPolicy.c
//
// 1 3/08/12 10:54p Yurenlai
// [TAG] None
// [Category] Improvement
// [Description] Create Haswell Intel SA GOP Driver module part.
// Notice : IntelGopDriver.efi and vbt.bin is dummy files.
//
//*************************************************************************
//<AMI_FHDR_START>
//
// Name: IntelSaGopPolicy.c
//
// Description: This file initialises and Installs TerminalPlatformPolicy Protocol.
//
//<AMI_FHDR_END>
//**********************************************************************
#include <Token.h>
#include <AmiDxeLib.h>
#include <KscLib.h>
#include <Setup.h>
#include <AmiCspLib.h>
#include <Protocol\IntelSaGopDriver.h>
#include <Protocol\NBPlatformData.h>
#if defined(CsmOptOut_SUPPORT) && (CsmOptOut_SUPPORT == 1)
#include <AmiLoadCsmPolicy.h>
#endif
#define _SA_COMMON_DEFINITIONS_H_
#include <Protocol\SaPlatformPolicy\SaPlatformPolicy.h>
EFI_GUID gPlatformGOPPolicyGuid = EFI_PLATFORM_GOP_POLICY_PROTOCOL_GUID;
EFI_GUID gDxePlatformSaPolicyGuid = DXE_PLATFORM_SA_POLICY_GUID;
EFI_GUID gSetupGuid = SETUP_GUID;
#if defined(CsmOptOut_SUPPORT) && (CsmOptOut_SUPPORT == 1)
EFI_GUID gAmiOpromPolicyProtocolGuid = AMI_OPROM_POLICY_PROTOCOL_GUID;
EFI_GUID gAmiLoadCsmGuid = AMI_LOAD_CSM_GUID;
#endif
PLATFORM_GOP_POLICY_PROTOCOL mPlatformGOPPolicy;
DXE_PLATFORM_SA_POLICY_PROTOCOL *gDxePlatformSaPolicy;
#if defined(CsmOptOut_SUPPORT) && (CsmOptOut_SUPPORT == 1)
AMI_OPROM_POLICY_PROTOCOL *gAmiOpRomPolicyProtocol = NULL;
VOID *gInterface = NULL;
#endif
//
// Function implementations
//
EFI_STATUS
GetPlatformLidStatus (
OUT LID_STATUS *CurrentLidStatus
)
{
#if defined CRB_EC_SUPPORT && CRB_EC_SUPPORT == 1
EFI_STATUS Status;
UINT8 PortDataOut;
Status = InitializeKscLib ();
if (Status == EFI_SUCCESS) {
Status = SendKscCommand(KSC_C_READ_MEM);
if (Status == EFI_SUCCESS) {
Status = SendKscData(0x03);
if (Status == EFI_SUCCESS) {
Status = ReceiveKscData (&PortDataOut);
if (Status == EFI_SUCCESS) {
//
// Bit6 = Lid State (1 = Open, 0 = Closed)
//
if ((PortDataOut & BIT6) >> 6)
*CurrentLidStatus = LidOpen;
else
*CurrentLidStatus = LidClosed;
return EFI_SUCCESS;
}
}
}
}
#endif
return EFI_UNSUPPORTED;
}
EFI_STATUS
GetVbtData (
OUT EFI_PHYSICAL_ADDRESS *VbtAddress,
OUT UINT32 *VbtSize
)
{
EFI_STATUS Status;
UINTN FvProtocolCount;
EFI_HANDLE *FvHandles;
#if (PI_SPECIFICATION_VERSION < 0x00010000)
EFI_FIRMWARE_VOLUME_PROTOCOL *Fv;
#else
EFI_FIRMWARE_VOLUME2_PROTOCOL *Fv;
#endif
UINTN Index;
UINT32 AuthenticationStatus;
EFI_FV_FILETYPE FileType;
EFI_FV_FILE_ATTRIBUTES FileAttributes;
UINT8 *Buffer;
UINTN VbtBufferSize;
EFI_GUID BmpImageGuid = { 0x878AC2CC, 0x5343, 0x46F2, 0xB5, 0x63, 0x51, 0xF8, 0x9D, 0xAF, 0x56, 0xBA };
Buffer = NULL;
FvHandles = NULL;
Status = pBS->LocateHandleBuffer (
ByProtocol,
#if (PI_SPECIFICATION_VERSION < 0x00010000)
&gEfiFirmwareVolumeProtocolGuid,
#else
&gEfiFirmwareVolume2ProtocolGuid,
#endif
NULL,
&FvProtocolCount,
&FvHandles
);
if (!EFI_ERROR (Status)) {
for (Index = 0; Index < FvProtocolCount; Index++) {
Status = pBS->HandleProtocol (
FvHandles[Index],
#if (PI_SPECIFICATION_VERSION < 0x00010000)
&gEfiFirmwareVolumeProtocolGuid,
#else
&gEfiFirmwareVolume2ProtocolGuid,
#endif
(VOID **) &Fv
);
Status = Fv->ReadFile (
Fv,
&BmpImageGuid,
&Buffer,
&VbtBufferSize,
&FileType,
&FileAttributes,
&AuthenticationStatus
);
if (!EFI_ERROR (Status)) {
*VbtAddress = (EFI_PHYSICAL_ADDRESS)Buffer;
*VbtSize = (UINT32)VbtBufferSize;
Status = EFI_SUCCESS;
break;
}
}
} else {
Status = EFI_NOT_FOUND;
}
if (FvHandles != NULL) {
pBS->FreePool (FvHandles);
FvHandles = NULL;
}
return Status;
}
EFI_STATUS
GetPlatformDockStatus (
OUT DOCK_STATUS CurrentDockStatus
)
{
return EFI_UNSUPPORTED;
}
VOID IntelGopVbtUpdateNotify (
IN EFI_EVENT Event,
IN VOID *Context )
{
EFI_STATUS Status;
EFI_PHYSICAL_ADDRESS VbtAddress;
UINT32 VbtSize;
Status = pBS->LocateProtocol (
&gDxePlatformSaPolicyGuid,
NULL,
(VOID **) &gDxePlatformSaPolicy
);
if (!EFI_ERROR (Status)) {
Status = GetVbtData(&VbtAddress, &VbtSize);
if (!EFI_ERROR (Status)) {
gDxePlatformSaPolicy->IgdConfig->VbtAddress = VbtAddress;
gDxePlatformSaPolicy->IgdConfig->Size = VbtSize;
}
}
// Kill event
pBS->CloseEvent(Event);
}
EFI_STATUS
EFIAPI
IntelSaGopPolicyEntryPoint (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
/*++
Routine Description:
Entry point for the Platform GOP Policy Driver.
Arguments:
ImageHandle Image handle of this driver.
SystemTable Global system service table.
Returns:
EFI_SUCCESS Initialization complete.
EFI_OUT_OF_RESOURCES Do not have enough resources to initialize the driver.
--*/
{
EFI_STATUS Status;
NB_PLATFORM_DATA NBPlatformData = {0};
UINTN VariableSize;
SETUP_DATA *SetupData = NULL;
EFI_EVENT DxePlatformSaPolicyEvent;
VOID *DxePlatformSaPolicyReg;
UINT32 Attributes = 0; // [ EIP167027 ]
InitAmiLib (ImageHandle, SystemTable);
// Read the NB Platform Data
VariableSize = sizeof (NB_PLATFORM_DATA);
//Status = pRS->GetVariable ( // [ EIP167027 ]
// L"NBPlatformData",
// &gSetupGuid,
// NULL,
// &VariableSize,
// &NBPlatformData
// );
Status = pRS->GetVariable (
L"NBPlatformData",
&gSetupGuid,
&Attributes,
&VariableSize,
&NBPlatformData
);
if (EFI_ERROR(Status))
Attributes = EFI_VARIABLE_BOOTSERVICE_ACCESS;
VariableSize = sizeof(SETUP_DATA);
Status = GetEfiVariable(
L"Setup",
&gSetupGuid,
NULL,
&VariableSize,
&SetupData
);
#if (defined(CSM_SUPPORT) && (CSM_SUPPORT != 0))
#if defined(CsmOptOut_SUPPORT) && (CsmOptOut_SUPPORT == 1)
Status = pBS->LocateProtocol( &gAmiLoadCsmGuid, \
NULL, \
&gInterface );
if(!EFI_ERROR(Status))
{
if ((SetupData->VideoOpRom == 0) || (SetupData->VideoOpRom == 2)) return EFI_UNSUPPORTED;
}
#else
#if defined(CORE_COMBINED_VERSION) && (CORE_COMBINED_VERSION <= 0x4028b)
{
if ((SetupData->VideoOpRom) == 1) return EFI_UNSUPPORTED;
}
#else
return EFI_UNSUPPORTED;
#endif // CORE_COMBINED_VERSION
#endif // CsmOptOut_SUPPORT
#endif // CSM_SUPPORT
pBS->SetMem (&mPlatformGOPPolicy, sizeof (PLATFORM_GOP_POLICY_PROTOCOL), 0);
mPlatformGOPPolicy.Revision = PLATFORM_GOP_POLICY_PROTOCOL_REVISION_02;
mPlatformGOPPolicy.GetPlatformLidStatus = GetPlatformLidStatus;
mPlatformGOPPolicy.GetVbtData = GetVbtData;
mPlatformGOPPolicy.GetPlatformDockStatus = GetPlatformDockStatus;
//
// Install protocol to allow access to this Policy.
//
Status = pBS->InstallMultipleProtocolInterfaces (
&ImageHandle,
&gPlatformGOPPolicyGuid,
&mPlatformGOPPolicy,
NULL
);
//NbSetupdata Pass to SaGlobalNvsArea.
Status = pBS->CreateEvent (
EFI_EVENT_NOTIFY_SIGNAL,
TPL_CALLBACK,
IntelGopVbtUpdateNotify,
NULL,
&DxePlatformSaPolicyEvent
);
if (!EFI_ERROR (Status)) {
Status = pBS->RegisterProtocolNotify (
&gDxePlatformSaPolicyGuid,
DxePlatformSaPolicyEvent,
&DxePlatformSaPolicyReg
);
}
NBPlatformData.IGFXGopAvailable = 1;
// Save SETUP variables.
//Status = pRS->SetVariable ( // [ EIP167027 ]
// L"NBPlatformData",
// &gSetupGuid,
// EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,
// sizeof (NB_PLATFORM_DATA),
// &NBPlatformData
// );
Status = pRS->SetVariable (
L"NBPlatformData",
&gSetupGuid,
Attributes,
sizeof (NB_PLATFORM_DATA),
&NBPlatformData
);
ASSERT_EFI_ERROR (Status);
return Status;
}
//*************************************************************************
//*************************************************************************
//** **
//** (C)Copyright 1985-2011, American Megatrends, Inc. **
//** **
//** All Rights Reserved. **
//** **
//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 **
//** **
//** Phone: (770)-246-8600 **
//** **
//*************************************************************************
//*************************************************************************
|
