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|
//*************************************************************************
//*************************************************************************
//** **
//** (C)Copyright 1985-2012, 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/IntelSaGopSetup/IntelSaGopSetup.c 6 7/11/14 3:48a Dennisliu $
//
// $Revision: 6 $
//
// $Date: 7/11/14 3:48a $
//*************************************************************************
// Revision History
// ----------------
// $Log: /Alaska/BIN/Chipset/Intel/NorthBridge/Haswell/IntelGopDriver/IntelSaGopSetup/IntelSaGopSetup.c $
//
// 6 7/11/14 3:48a Dennisliu
// [TAG] None
// [Category] Improvement
// [Description] Problem: #if directive for TSE_BUILD=0x1208 (EIP176870)
// [Files]
// Board\NB\NBSetup\NBSetup.c
// Chipset\NB\GOP\IntelSaGopSetup\IntelSaGopSetup.c
//
// 5 5/13/14 10:44p 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 4/23/13 8:02a Ireneyang
// [TAG] None
// [Severity] Improvement
// [Description] Support for BIST (Built-In Self Test) Protocol.
// [Files] IntelSaGopSetup.c; IntelSaGopSetup.h;
// IntelSaGopSetup.sd;
// IntelSaGopSetup.sd; IntelSaGopSetup.sdl;
// IntelSaGopSetup.uni; IntelSaGopDriver.h;
//
// 3 4/08/13 6:31a Ireneyang
//
// 2 8/14/12 5:47a 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
//
// 1 3/08/12 10:55p 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: IntelSaGopSetup.c
//
// Description: GOP Setup Rountines
//
//<AMI_FHDR_END>
//*************************************************************************
//----------------------------------------------------------------------------
// Include(s)
//----------------------------------------------------------------------------
#include <Token.h>
#include <Setup.h>
#include <SetupStrTokens.h>
#include <AmiDxeLib.h>
#include <AmiCspLib.h>
#include <Protocol\ComponentName2.h>
#include <Protocol\GraphicsOutput.h>
#include <Protocol\IntelSaGopDriver.h>
#include "IntelSaGopSetup.h"
static EFI_GUID gEfiVariableGuid = EFI_GLOBAL_VARIABLE;
static EFI_GUID gSetupGuid = SETUP_GUID;
static EFI_GUID gGopDisplayBrightnessProtocolGuid = GOP_DISPLAY_BRIGHTNESS_PROTOCOL_GUID;
static EFI_GUID gGopDisplayBistProtocolGuid = GOP_DISPLAY_BIST_PROTOCOL_GUID;
EFI_STATUS AmiGopDeviceCheck (
IN EFI_HANDLE ControllerHandle,
IN EFI_HANDLE DriverBindingHandle,
IN EFI_PCI_IO_PROTOCOL *PciIo
);
EFI_STATUS GetIntelSaGopSetupDriverBindingHandle (
IN EFI_HANDLE ControllerHandle,
OUT EFI_HANDLE *DriverBindingHandle
);
EFI_STATUS GetChildDeviceHandlesControledByDriver (
IN EFI_HANDLE DriverBindingHandle,
IN EFI_HANDLE ControllerHandle,
OUT UINTN *ChildControllerHandleCount,
OUT EFI_HANDLE **ChildControllerHandleBuffer
);
//<AMI_PHDR_START>
//----------------------------------------------------------------------------
// Name: GetIntelSaGopSetupDriverBindingHandle
//
// Description: None.
//
// Input: None.
//
// Output: None.
//
// Notes: None.
//
//----------------------------------------------------------------------------
//<AMI_PHDR_END>
EFI_STATUS
GetIntelSaGopSetupDriverBindingHandle (
IN EFI_HANDLE ControllerHandle,
OUT EFI_HANDLE *DriverBindingHandle )
{
EFI_STATUS Status;
UINTN HandleCount;
EFI_HANDLE *HandleBuffer;
UINTN HandleIndex;
EFI_GUID **ProtocolGuidArray;
UINTN ArrayCount;
UINTN ProtocolIndex;
EFI_OPEN_PROTOCOL_INFORMATION_ENTRY *OpenInfo;
UINTN OpenInfoCount;
UINTN OpenInfoIndex;
UINTN Index;
Status = pBS->LocateHandleBuffer(
AllHandles,
NULL,
NULL,
&HandleCount,
&HandleBuffer);
if (EFI_ERROR(Status)) return EFI_NOT_FOUND;
for (HandleIndex = 0; HandleIndex < HandleCount; HandleIndex++) {
ProtocolGuidArray = NULL;
Status = pBS->ProtocolsPerHandle(
HandleBuffer[HandleIndex],
&ProtocolGuidArray,
&ArrayCount);
if (EFI_ERROR(Status)) continue;
for (ProtocolIndex = 0; ProtocolIndex < ArrayCount; ProtocolIndex++) {
Status = pBS->OpenProtocolInformation(
HandleBuffer[HandleIndex],
ProtocolGuidArray[ProtocolIndex],
&OpenInfo,
&OpenInfoCount);
if (EFI_ERROR(Status)) continue;
for (OpenInfoIndex = 0; OpenInfoIndex < OpenInfoCount; OpenInfoIndex++) {
if (OpenInfo[OpenInfoIndex].ControllerHandle == ControllerHandle) {
if ((OpenInfo[OpenInfoIndex].Attributes & EFI_OPEN_PROTOCOL_BY_DRIVER) == EFI_OPEN_PROTOCOL_BY_DRIVER) {
for(Index = 0; Index < HandleCount; Index++) {
if(HandleBuffer[Index] == OpenInfo[OpenInfoIndex].AgentHandle) {
*DriverBindingHandle=HandleBuffer[Index];
pBS->FreePool(OpenInfo);
pBS->FreePool(ProtocolGuidArray);
pBS->FreePool(HandleBuffer);
return EFI_SUCCESS;
}
}
}
}
}
if (OpenInfo != NULL) pBS->FreePool(OpenInfo);
}
if (ProtocolGuidArray != NULL) pBS->FreePool(ProtocolGuidArray);
}
if (HandleBuffer != NULL) pBS->FreePool(HandleBuffer);
return EFI_NOT_FOUND;
}
// <AMI_PHDR_START>
//----------------------------------------------------------------------------
//
// Name: GetChildDeviceHandlesControledByDriver
//
// Description:
// Get all child device handles which are being opened by a specific driver.
// The rountine will allocate pool buffer for the found child device handles,
// and it is the caller's responsibility to safe free the buffer.
//
// Input:
// IN EFI_HANDLE DriverBindingHandle - the handle of a driver which
// contains the binding protocol
// IN EFI_HANDLE ControllerHandle - the device controller handle be opened
// by its child device
// OUT UINTN ChildControllerHandleCount - the number of available
// device handles returned in
// ControllerHandleBuffer
// OUT EFI_HANDLE ChildControllerHandleBuffer - a pointer to the buffer to
// return the array of child
// device handles
//
// Output:
// EFI_STATUS
// If returned status is not succeful or find no available device,
// the *ChildControllerHandleBuffer will be NULL
//
// Modified:
//
// Referrals:
//
// Notes:
//
//----------------------------------------------------------------------------
// <AMI_PHDR_END>
EFI_STATUS
GetChildDeviceHandlesControledByDriver (
IN EFI_HANDLE DriverBindingHandle,
IN EFI_HANDLE ControllerHandle,
OUT UINTN *ChildControllerHandleCount,
OUT EFI_HANDLE **ChildControllerHandleBuffer )
{
UINTN HandleCount;
EFI_HANDLE *HandleBuffer;
BOOLEAN *HandleBufferMap;
EFI_STATUS Status;
UINTN HandleIndex;
UINTN AvailableIndex;
EFI_GUID **ProtocolGuidArray;
UINTN ArrayCount;
UINTN ProtocolIndex;
EFI_OPEN_PROTOCOL_INFORMATION_ENTRY *OpenInfo;
UINTN OpenInfoCount;
UINTN OpenInfoIndex;
*ChildControllerHandleCount = 0;
*ChildControllerHandleBuffer = NULL;
HandleCount = 0;
HandleBuffer = NULL;
if ((DriverBindingHandle == NULL) || (ControllerHandle == NULL)) {
Status = EFI_INVALID_PARAMETER;
goto Error;
}
//
// Retrieve the list of all handles from the handle database
//
Status = pBS->LocateHandleBuffer (
AllHandles,
NULL,
NULL,
&HandleCount,
&HandleBuffer);
if (EFI_ERROR(Status)) goto Error;
//
// Create a map for HandleBuffer. If a handle in HandleBuffer is the wanted device handle, its map item is true.
//
HandleBufferMap = MallocZ (sizeof (BOOLEAN) * HandleCount);
for (HandleIndex = 0; HandleIndex < HandleCount; HandleIndex++) {
HandleBufferMap[HandleIndex] = FALSE;
}
//
// Retrieve the list of all the protocols on each handle
//
Status = pBS->ProtocolsPerHandle (
ControllerHandle,
&ProtocolGuidArray,
&ArrayCount);
if (!EFI_ERROR (Status)) {
for (ProtocolIndex = 0; ProtocolIndex < ArrayCount; ProtocolIndex++) {
//
// Retrieve the list of agents that have opened each protocol
//
Status = pBS->OpenProtocolInformation (
ControllerHandle,
ProtocolGuidArray[ProtocolIndex],
&OpenInfo,
&OpenInfoCount);
if (!EFI_ERROR (Status)) {
for (OpenInfoIndex = 0; OpenInfoIndex < OpenInfoCount; OpenInfoIndex++) {
if (OpenInfo[OpenInfoIndex].AgentHandle == DriverBindingHandle) {
if ((OpenInfo[OpenInfoIndex].Attributes & EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER) == EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER) {
//
// OpenInfo[OpenInfoIndex].ControllerHandle is the wanted child device handle, find it in the handlebuffer
// A bus driver maybe open a Controller with BY_CHILD_CONTROLLER attribute for different protocol many times,
//
for (HandleIndex = 0; HandleIndex < HandleCount; HandleIndex++) {
if (OpenInfo[OpenInfoIndex].ControllerHandle == HandleBuffer[HandleIndex]) {
HandleBufferMap[HandleIndex] = TRUE;
}
}
}
}
}
pBS->FreePool (OpenInfo);
}
}
pBS->FreePool (ProtocolGuidArray);
}
//
// count how many device handles are found
//
for (HandleIndex = 0; HandleIndex < HandleCount; HandleIndex++) {
if (HandleBufferMap[HandleIndex]) {
(*ChildControllerHandleCount)++;
}
}
if (*ChildControllerHandleCount > 0) {
//
// Copy the found device handle to returned buffer
//
*ChildControllerHandleBuffer = MallocZ (sizeof (EFI_HANDLE) * (*ChildControllerHandleCount));
for (HandleIndex = 0, AvailableIndex = 0; HandleIndex < HandleCount; HandleIndex++) {
if (HandleBufferMap[HandleIndex]) {
(*ChildControllerHandleBuffer)[AvailableIndex] = HandleBuffer[HandleIndex];
AvailableIndex++;
}
}
}
if (HandleBuffer != NULL) pBS->FreePool (HandleBuffer);
return EFI_SUCCESS;
Error:
if (HandleBuffer != NULL) pBS->FreePool (HandleBuffer);
return Status;
}
//<AMI_PHDR_START>
//---------------------------------------------------------------------------
// Name: IntelSaGopSetupInfo
//
// Description: This function will display Brightness Option in setup menu,
// if the system GOP supports it.
//
// Input: EFI_HII_HANDLE HiiHandle
//
// Output: VOID
//---------------------------------------------------------------------------
//<AMI_PHDR_END>
VOID
IntelSaGopSetupInfo(
EFI_HII_HANDLE HiiHandle,
UINT16 Class
)
{
EFI_STATUS Status;
UINTN SetupSize;
NB_GOP_PLATFORM_DATA NBGopPlatformData = {0};
UINTN ControllerHandleIndex;
EFI_HANDLE ControllerHandle;
UINTN ControllerHandleCount = 0;
EFI_HANDLE *ControllerHandleBuffer = NULL;
EFI_HANDLE DriverBindingHandle;
EFI_PCI_IO_PROTOCOL *PciIo;
UINTN ChildHandleCount = 0;
EFI_HANDLE *ChildHandleBuffer = NULL;
EFI_HANDLE ChildHandle;
UINTN ChildHandleIndex = 0;
UINT8 GopBistEnable;
UINT32 CurrentBrightness = 255;
GOP_DISPLAY_BRIGHTNESS_PROTOCOL *GopDisplayBrightnessProtocol = NULL;
GOP_DISPLAY_BIST_PROTOCOL *GopDisplayBistProtocol = NULL;
SETUP_DATA SetupData;
SetupSize = sizeof (SETUP_DATA);
Status = pRS->GetVariable (
L"Setup",
&gSetupGuid,
NULL,
&SetupSize,
&SetupData
);
GopBistEnable = (Status == EFI_SUCCESS) ? SetupData.EnableBIST : FALSE;
//
// Get all drivers handles which has PCI IO Protocol
//
Status = pBS->LocateHandleBuffer(
ByProtocol,
&gEfiPciIoProtocolGuid,
NULL,
&ControllerHandleCount,
&ControllerHandleBuffer);
if (EFI_ERROR(Status)) return;
for (ControllerHandleIndex = 0; ControllerHandleIndex < ControllerHandleCount; ControllerHandleIndex++) {
ControllerHandle = ControllerHandleBuffer[ControllerHandleIndex];
Status = pBS->HandleProtocol (ControllerHandle, &gEfiPciIoProtocolGuid, &PciIo);
if (EFI_ERROR(Status)) continue;
//
// Get Driver Binding Protocol for this VGA
//
Status = GetIntelSaGopSetupDriverBindingHandle (ControllerHandle, &DriverBindingHandle);
if (EFI_ERROR(Status)) continue;
Status = AmiGopDeviceCheck (ControllerHandle, DriverBindingHandle, PciIo);
if (EFI_ERROR(Status)) continue;
Status = GetChildDeviceHandlesControledByDriver (DriverBindingHandle, ControllerHandle, &ChildHandleCount, &ChildHandleBuffer);
if (!EFI_ERROR(Status)) {
for (ChildHandleIndex = 0; ChildHandleIndex < ChildHandleCount; ChildHandleIndex++) {
ChildHandle = ChildHandleBuffer[ChildHandleIndex];
//
// Check if this device have Graphic Output Portocol.
// If it does, the system would support Brightness option in setup Menu.
//
Status = pBS->OpenProtocol (
ChildHandle,
&gEfiGraphicsOutputProtocolGuid,
NULL,
NULL,
NULL,
EFI_OPEN_PROTOCOL_TEST_PROTOCOL);
if (!EFI_ERROR(Status)) {
Status = pBS->OpenProtocol (
ChildHandle,
&gGopDisplayBrightnessProtocolGuid,
(VOID**)&GopDisplayBrightnessProtocol,
NULL,
NULL,
EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL);
if (!EFI_ERROR(Status)) {
if(GopDisplayBrightnessProtocol->Revision >= GOP_DISPLAY_BRIGHTNESS_PROTOCOL_REVISION_01) {
NBGopPlatformData.BrightnessAvailable = 1;
Status = GopDisplayBrightnessProtocol->GetCurrentBrightnessLevel(GopDisplayBrightnessProtocol, &CurrentBrightness);
if (EFI_ERROR(Status)) CurrentBrightness = 255;
}//if(GopDisplayBrightnessProtocol->Revision >= GOP_DISPLAY_BRIGHTNESS_PROTOCOL_REVISION_01)
}
Status = pBS->OpenProtocol (
ChildHandle,
&gGopDisplayBistProtocolGuid,
(VOID**)&GopDisplayBistProtocol,
NULL,
NULL,
EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL);
if (!EFI_ERROR(Status)) {
if(GopDisplayBistProtocol->Revision >= GOP_DISPLAY_BIST_PROTOCOL_REVISION_01) {
NBGopPlatformData.GopBistAvailable = 1;
if (GopBistEnable == 1)
Status = GopDisplayBistProtocol->EnableBist(GopDisplayBistProtocol);
else
Status = GopDisplayBistProtocol->DisableBist(GopDisplayBistProtocol);
}//if(GopDisplayBistProtocol->Revision >= GOP_DISPLAY_BIST_PROTOCOL_REVISION_01)
}
}
//Status = pRS->SetVariable ( // [ EIP167027 ]
// L"NBGopPlatformData",
// &gSetupGuid,
// EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,
// sizeof (NB_GOP_PLATFORM_DATA),
// &NBGopPlatformData
// );
Status = pRS->SetVariable (
L"NBGopPlatformData",
&gSetupGuid,
EFI_VARIABLE_BOOTSERVICE_ACCESS,
sizeof (NB_GOP_PLATFORM_DATA),
&NBGopPlatformData
);
}//for (ChildHandleIndex = 0; ChildHandleIndex < ChildHandleCount; ChildHandleIndex++)
}//if (!EFI_ERROR(Status))
}//for (ControllerHandleIndex = 0; ControllerHandleIndex < ControllerHandleCount; ControllerHandleIndex++)
return;
}
//<AMI_PHDR_START>
//----------------------------------------------------------------------
// Name: IntelGopSwitchFunction
//
// Description: For overriding ELink, AmiDefaultGopSwitchFunction.
// If it's Intel Device, the system should do this function, IntelGopSwitchFunction.
//
// Input: None.
//
// Output: None.
//
// Notes: None.
//
//----------------------------------------------------------------------
//<AMI_PHDR_END>
EFI_STATUS
IntelGopSwitchFunction (
IN EFI_HANDLE ControllerHandle,
IN EFI_HANDLE DriverBindingHandle,
IN SETUP_DATA *SetupData,
IN EFI_DEVICE_PATH_PROTOCOL *DevicePath )
{
EFI_STATUS Status = EFI_SUCCESS;
UINTN ChildHandleCount = 0;
EFI_HANDLE *ChildHandleBuffer = NULL;
UINTN ChildHandleIndex = 0;
EFI_HANDLE OutPutDevHandle;
EFI_DEVICE_PATH_PROTOCOL *GopDevicePath = NULL;
EFI_DEVICE_PATH_PROTOCOL *GopAcpiAdrDPNode = NULL;
ACPI_ADR_DEVICE_PATH *AcpiDPNode;
UINTN SetupSize;
NB_GOP_PLATFORM_DATA NBGopPlatformData = {0};
GOP_DISPLAY_BRIGHTNESS_PROTOCOL *GopDisplayBrightnessProtocol = NULL;
GOP_DISPLAY_BIST_PROTOCOL *GopDisplayBistProtocol = NULL;
UINT32 MaxBrightness = 255;
UINT32 CurrentBrightness = 255;
EFI_PCI_IO_PROTOCOL *PciIo;
PCI_DEV_INFO *Dev;
Status = pBS->HandleProtocol (ControllerHandle, &gEfiPciIoProtocolGuid, &PciIo);
if (EFI_ERROR(Status)) return Status;
Dev = (PCI_DEV_INFO*)PciIo;
//
// If it's not Intel VGA, don't do this part.
//
if (Dev->DevVenId.VenId != 0x8086) {
return EFI_UNSUPPORTED;
}
SetupSize = sizeof (NB_GOP_PLATFORM_DATA);
AcpiDPNode = (ACPI_ADR_DEVICE_PATH*)GopAcpiAdrDPNode = DPGetLastNode(DevicePath);
Status = pBS->ConnectController( ControllerHandle, NULL, GopAcpiAdrDPNode, TRUE );
// Status = GetChildDeviceHandlesControledByDriver (DriverBindingHandle, ControllerHandle, &ChildHandleCount, &ChildHandleBuffer);
if (!EFI_ERROR(Status)) {
//
// Find out Current Installed GOP Device
//
// for (ChildHandleIndex = 0; ChildHandleIndex < ChildHandleCount; ChildHandleIndex++) {
// if (SetupData->GopOutputSelect == ChildHandleIndex) {
//
// Status = pBS->OpenProtocol (
// ChildHandleBuffer[ChildHandleIndex],
// &gEfiDevicePathProtocolGuid,
// (VOID**)&GopDevicePath,
// NULL,
// NULL,
// EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL);
// if (EFI_ERROR(Status)) break;
//
// //
// // If Current installed GOP is Intels', conncect it.
// //
// if (!EFI_ERROR(Status)) {
// AcpiDPNode = (ACPI_ADR_DEVICE_PATH*)GopAcpiAdrDPNode = DPGetLastNode(GopDevicePath);
// Status = pBS->ConnectController( ControllerHandle, NULL, GopAcpiAdrDPNode, TRUE );
// }
//
// //
// // Check if this device have Graphic Output Portocol.
// // If it does, the system would support Brightness option in setup Menu.
// //
// Status = pBS->OpenProtocol (
// ChildHandleBuffer[ChildHandleIndex],
// &gEfiGraphicsOutputProtocolGuid,
// NULL,
// NULL,
// NULL,
// EFI_OPEN_PROTOCOL_TEST_PROTOCOL);
Status = pBS->LocateDevicePath(&gGopDisplayBrightnessProtocolGuid, &DevicePath, &OutPutDevHandle);
if (!EFI_ERROR(Status)) {
Status = pBS->OpenProtocol (
OutPutDevHandle,
&gGopDisplayBrightnessProtocolGuid,
(VOID**)&GopDisplayBrightnessProtocol,
NULL,
NULL,
EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL);
if (!EFI_ERROR(Status)) {
if(GopDisplayBrightnessProtocol->Revision >= GOP_DISPLAY_BRIGHTNESS_PROTOCOL_REVISION_01) {
NBGopPlatformData.BrightnessAvailable = 1;
Status = GopDisplayBrightnessProtocol->GetMaxBrightnessLevel(GopDisplayBrightnessProtocol, &MaxBrightness);
if (!EFI_ERROR(Status)) {
if (SetupData->GopBrightness > MaxBrightness) {
SetupData->GopBrightness = MaxBrightness;
#if defined(EFI_SPECIFICATION_VERSION) && EFI_SPECIFICATION_VERSION > 0x20000
Status = HiiLibSetBrowserData (SetupSize, SetupData, &gSetupGuid, L"Setup");
#endif
}
Status = GopDisplayBrightnessProtocol->GetCurrentBrightnessLevel(GopDisplayBrightnessProtocol, &CurrentBrightness);
if (!EFI_ERROR(Status)) {
if(CurrentBrightness != SetupData->GopBrightness)
Status = GopDisplayBrightnessProtocol->SetBrightnessLevel(GopDisplayBrightnessProtocol, SetupData->GopBrightness);
}
}
} // GOP_DISPLAY_BRIGHTNESS_PROTOCOL_REVISION_01
} //OpenProtocol gGopDisplayBrightnessProtocol
Status = pBS->OpenProtocol (
OutPutDevHandle,
&gGopDisplayBistProtocolGuid,
(VOID**)&GopDisplayBistProtocol,
NULL,
NULL,
EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL);
if (!EFI_ERROR(Status)) {
if(GopDisplayBistProtocol->Revision >= GOP_DISPLAY_BIST_PROTOCOL_REVISION_01) {
NBGopPlatformData.GopBistAvailable = 1;
if (SetupData->EnableBIST == 1)
Status = GopDisplayBistProtocol->EnableBist(GopDisplayBistProtocol);
else
Status = GopDisplayBistProtocol->DisableBist(GopDisplayBistProtocol);
}//if(GopDisplayBistProtocol->Revision >= GOP_DISPLAY_BIST_PROTOCOL_REVISION_01)
} //OpenProtocol gGopDisplayBistProtocolGuid
}
// }// if (SetupData->GopOutputSelect == ChildHandleIndex)
// }// for (ChildHandleIndex = 0; ChildHandleIndex < ChildHandleCount; ChildHandleIndex++)
}
Status = HiiLibSetBrowserData (
sizeof (NB_GOP_PLATFORM_DATA),
&NBGopPlatformData,
&gSetupGuid,
L"NBGopPlatformData"
);
return Status;
}
//<AMI_PHDR_START>
//----------------------------------------------------------------------
// Name: IntelGopMultifunctionCallback
//
// Description: If the device support Multifunction, it supports its key
// callbak funtion.
//
// Input: None.
//
// Output: None.
//
// Notes: None.
//
//----------------------------------------------------------------------
//<AMI_PHDR_END>
EFI_STATUS IntelGopMultifunctionCallback (
IN EFI_HII_HANDLE HiiHandle,
IN UINT16 Class,
IN UINT16 SubClass,
IN UINT16 Key )
{
EFI_STATUS Status = EFI_SUCCESS;
SETUP_DATA *SetupData = NULL;
CALLBACK_PARAMETERS *CallbackParameters = NULL;
UINTN SetupSize;
EFI_STATUS NBGopPlatformDataStatus = EFI_UNSUPPORTED;
NB_GOP_PLATFORM_DATA NBGopPlatformData = {0};
UINTN ControllerHandleIndex;
EFI_HANDLE ControllerHandle;
UINTN ControllerHandleCount = 0;
EFI_HANDLE *ControllerHandleBuffer = NULL;
EFI_HANDLE DriverBindingHandle;
EFI_PCI_IO_PROTOCOL *PciIo;
UINTN ChildHandleCount = 0;
EFI_HANDLE *ChildHandleBuffer = NULL;
EFI_HANDLE ChildHandle;
UINTN ChildHandleIndex = 0;
UINT32 CurrentBrightness = 255;
GOP_DISPLAY_BRIGHTNESS_PROTOCOL *GopDisplayBrightnessProtocol = NULL;
GOP_DISPLAY_BIST_PROTOCOL *GopDisplayBistProtocol = NULL;
UINT32 MaxBrightness = 255;
SetupSize = sizeof (SETUP_DATA);
CallbackParameters = GetCallbackParameters();
#if ((TSE_BUILD >= 0x1224) && (EFI_SPECIFICATION_VERSION >= 0x2000A))
if (CallbackParameters->Action != EFI_BROWSER_ACTION_CHANGED) return Status;
#elif ((TSE_BUILD > 0x1208) && (EFI_SPECIFICATION_VERSION >= 0x2000A))
if (CallbackParameters->Action != EFI_BROWSER_ACTION_CHANGING) return Status;
#endif
Status = pBS->AllocatePool (EfiBootServicesData, SetupSize, &SetupData);
if(EFI_ERROR(Status)) return Status;
#if defined(EFI_SPECIFICATION_VERSION) && EFI_SPECIFICATION_VERSION > 0x20000
Status = HiiLibGetBrowserData (&SetupSize, SetupData, &gSetupGuid, L"Setup");
if(EFI_ERROR(Status)) return Status;
#else
SetupData = (SETUP_DATA*)CallbackParameters->Data->NvRamMap;
#endif
#if defined(EFI_SPECIFICATION_VERSION) && EFI_SPECIFICATION_VERSION > 0x20000
SetupSize = sizeof (NB_GOP_PLATFORM_DATA);
NBGopPlatformDataStatus = HiiLibGetBrowserData (&SetupSize, &NBGopPlatformData, &gSetupGuid, L"NBGopPlatformData");
#endif
//
// Get all drivers handles which has PCI IO Protocol
//
Status = pBS->LocateHandleBuffer(
ByProtocol,
&gEfiPciIoProtocolGuid,
NULL,
&ControllerHandleCount,
&ControllerHandleBuffer);
if (EFI_ERROR(Status)) return Status;
for (ControllerHandleIndex = 0; ControllerHandleIndex < ControllerHandleCount; ControllerHandleIndex++) {
ControllerHandle = ControllerHandleBuffer[ControllerHandleIndex];
Status = pBS->HandleProtocol (ControllerHandle, &gEfiPciIoProtocolGuid, &PciIo);
if (EFI_ERROR(Status)) continue;
Status = GetIntelSaGopSetupDriverBindingHandle (ControllerHandle, &DriverBindingHandle);
if (EFI_ERROR(Status)) continue;
Status = AmiGopDeviceCheck (ControllerHandle, DriverBindingHandle, PciIo);
if (EFI_ERROR(Status)) continue;
Status = GetChildDeviceHandlesControledByDriver (DriverBindingHandle, ControllerHandle, &ChildHandleCount, &ChildHandleBuffer);
if (!EFI_ERROR(Status)) {
for (ChildHandleIndex = 0; ChildHandleIndex < ChildHandleCount; ChildHandleIndex++) {
ChildHandle = ChildHandleBuffer[ChildHandleIndex];
//
// Check if this device have Graphic Output Portocol.
// If it does, the system would support Brightness option in setup Menu.
//
Status = pBS->OpenProtocol (
ChildHandle,
&gEfiGraphicsOutputProtocolGuid,
NULL,
NULL,
NULL,
EFI_OPEN_PROTOCOL_TEST_PROTOCOL);
if (!EFI_ERROR(Status)) {
if (Key == AGP_BRIGHTNESS_KEY) {
Status = pBS->OpenProtocol (
ChildHandle,
&gGopDisplayBrightnessProtocolGuid,
(VOID**)&GopDisplayBrightnessProtocol,
NULL,
NULL,
EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL);
if (!EFI_ERROR(Status)) {
if(GopDisplayBrightnessProtocol->Revision >= GOP_DISPLAY_BRIGHTNESS_PROTOCOL_REVISION_01) {
NBGopPlatformData.BrightnessAvailable = 1;
Status = GopDisplayBrightnessProtocol->GetMaxBrightnessLevel(GopDisplayBrightnessProtocol, &MaxBrightness);
if (!EFI_ERROR(Status)) {
if (SetupData->GopBrightness > MaxBrightness) {
SetupData->GopBrightness = MaxBrightness;
#if defined(EFI_SPECIFICATION_VERSION) && EFI_SPECIFICATION_VERSION > 0x20000
SetupSize = sizeof (SETUP_DATA);
Status = HiiLibSetBrowserData (SetupSize, SetupData, &gSetupGuid, L"Setup");
#endif
}
Status = GopDisplayBrightnessProtocol->GetCurrentBrightnessLevel(GopDisplayBrightnessProtocol, &CurrentBrightness);
if (!EFI_ERROR(Status)) {
if(CurrentBrightness != SetupData->GopBrightness)
Status = GopDisplayBrightnessProtocol->SetBrightnessLevel(GopDisplayBrightnessProtocol, SetupData->GopBrightness);
}
}
} // GOP_DISPLAY_BRIGHTNESS_PROTOCOL_REVISION_01
} //OpenProtocol GopDisplayBrightnessProtocol
} // AGP_BRIGHTNESS_KEY
if (Key == AGP_BIST_KEY) {
Status = pBS->OpenProtocol (
ChildHandle,
&gGopDisplayBistProtocolGuid,
(VOID**)&GopDisplayBistProtocol,
NULL,
NULL,
EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL);
if (!EFI_ERROR(Status)) {
if(GopDisplayBistProtocol->Revision >= GOP_DISPLAY_BIST_PROTOCOL_REVISION_01) {
NBGopPlatformData.GopBistAvailable = 1;
if (SetupData->EnableBIST == 1)
Status = GopDisplayBistProtocol->EnableBist(GopDisplayBistProtocol);
else
Status = GopDisplayBistProtocol->DisableBist(GopDisplayBistProtocol);
}//if(GopDisplayBistProtocol->Revision >= GOP_DISPLAY_BIST_PROTOCOL_REVISION_01)
} //OpenProtocol gGopDisplayBistProtocolGuid
} // AGP_BIST_KEY
}//OpenProtocol gEfiGraphicsOutputProtocolGuid
}//for (ChildHandleIndex = 0; ChildHandleIndex < ChildHandleCount; ChildHandleIndex++)
}//if (!EFI_ERROR(Status))
}//for (ControllerHandleIndex = 0; ControllerHandleIndex < ControllerHandleCount; ControllerHandleIndex++)
#if defined(EFI_SPECIFICATION_VERSION) && EFI_SPECIFICATION_VERSION > 0x20000
if(!EFI_ERROR(NBGopPlatformDataStatus)) {
HiiLibSetBrowserData (
sizeof (NB_GOP_PLATFORM_DATA),
&NBGopPlatformData,
&gSetupGuid,
L"NBGopPlatformData"
);
}
#endif
return Status;
}
//*************************************************************************
//*************************************************************************
//** **
//** (C)Copyright 1985-2012, American Megatrends, Inc. **
//** **
//** All Rights Reserved. **
//** **
//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 **
//** **
//** Phone: (770)-246-8600 **
//** **
//*************************************************************************
//*************************************************************************
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