| /** @file | |
| BDS Lib functions which contain all the code to connect console device | |
| Copyright (c) 2004 - 2018, Intel Corporation. All rights reserved.<BR> | |
| 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 "InternalBdsLib.h" | |
| /** | |
| Check if we need to save the EFI variable with "ConVarName" as name | |
| as NV type | |
| If ConVarName is NULL, then ASSERT(). | |
| @param ConVarName The name of the EFI variable. | |
| @retval TRUE Set the EFI variable as NV type. | |
| @retval FALSE EFI variable as NV type can be set NonNV. | |
| **/ | |
| BOOLEAN | |
| IsNvNeed ( | |
| IN CHAR16 *ConVarName | |
| ) | |
| { | |
| CHAR16 *Ptr; | |
| ASSERT (ConVarName != NULL); | |
| Ptr = ConVarName; | |
| // | |
| // If the variable includes "Dev" at last, we consider | |
| // it does not support NV attribute. | |
| // | |
| while (*Ptr != L'\0') { | |
| Ptr++; | |
| } | |
| if (((INTN)((UINTN)Ptr - (UINTN)ConVarName) / sizeof (CHAR16)) <= 3) { | |
| return TRUE; | |
| } | |
| if ((*(Ptr - 3) == 'D') && (*(Ptr - 2) == 'e') && (*(Ptr - 1) == 'v')) { | |
| return FALSE; | |
| } else { | |
| return TRUE; | |
| } | |
| } | |
| /** | |
| Fill console handle in System Table if there are no valid console handle in. | |
| Firstly, check the validation of console handle in System Table. If it is invalid, | |
| update it by the first console device handle from EFI console variable. | |
| @param VarName The name of the EFI console variable. | |
| @param ConsoleGuid Specified Console protocol GUID. | |
| @param ConsoleHandle On IN, console handle in System Table to be checked. | |
| On OUT, new console handle in system table. | |
| @param ProtocolInterface On IN, console protocol on console handle in System Table to be checked. | |
| On OUT, new console protocol on new console handle in system table. | |
| @retval TRUE System Table has been updated. | |
| @retval FALSE System Table hasn't been updated. | |
| **/ | |
| BOOLEAN | |
| UpdateSystemTableConsole ( | |
| IN CHAR16 *VarName, | |
| IN EFI_GUID *ConsoleGuid, | |
| IN OUT EFI_HANDLE *ConsoleHandle, | |
| IN OUT VOID **ProtocolInterface | |
| ) | |
| { | |
| EFI_STATUS Status; | |
| UINTN DevicePathSize; | |
| EFI_DEVICE_PATH_PROTOCOL *FullDevicePath; | |
| EFI_DEVICE_PATH_PROTOCOL *VarConsole; | |
| EFI_DEVICE_PATH_PROTOCOL *Instance; | |
| VOID *Interface; | |
| EFI_HANDLE NewHandle; | |
| EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *TextOut; | |
| ASSERT (VarName != NULL); | |
| ASSERT (ConsoleHandle != NULL); | |
| ASSERT (ConsoleGuid != NULL); | |
| ASSERT (ProtocolInterface != NULL); | |
| if (*ConsoleHandle != NULL) { | |
| Status = gBS->HandleProtocol ( | |
| *ConsoleHandle, | |
| ConsoleGuid, | |
| &Interface | |
| ); | |
| if (Status == EFI_SUCCESS && Interface == *ProtocolInterface) { | |
| // | |
| // If ConsoleHandle is valid and console protocol on this handle also | |
| // also matched, just return. | |
| // | |
| return FALSE; | |
| } | |
| } | |
| // | |
| // Get all possible consoles device path from EFI variable | |
| // | |
| VarConsole = BdsLibGetVariableAndSize ( | |
| VarName, | |
| &gEfiGlobalVariableGuid, | |
| &DevicePathSize | |
| ); | |
| if (VarConsole == NULL) { | |
| // | |
| // If there is no any console device, just return. | |
| // | |
| return FALSE; | |
| } | |
| FullDevicePath = VarConsole; | |
| do { | |
| // | |
| // Check every instance of the console variable | |
| // | |
| Instance = GetNextDevicePathInstance (&VarConsole, &DevicePathSize); | |
| if (Instance == NULL) { | |
| FreePool (FullDevicePath); | |
| ASSERT (FALSE); | |
| } | |
| // | |
| // Find console device handle by device path instance | |
| // | |
| Status = gBS->LocateDevicePath ( | |
| ConsoleGuid, | |
| &Instance, | |
| &NewHandle | |
| ); | |
| if (!EFI_ERROR (Status)) { | |
| // | |
| // Get the console protocol on this console device handle | |
| // | |
| Status = gBS->HandleProtocol ( | |
| NewHandle, | |
| ConsoleGuid, | |
| &Interface | |
| ); | |
| if (!EFI_ERROR (Status)) { | |
| // | |
| // Update new console handle in System Table. | |
| // | |
| *ConsoleHandle = NewHandle; | |
| *ProtocolInterface = Interface; | |
| if (CompareGuid (ConsoleGuid, &gEfiSimpleTextOutProtocolGuid)) { | |
| // | |
| // If it is console out device, set console mode 80x25 if current mode is invalid. | |
| // | |
| TextOut = (EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *) Interface; | |
| if (TextOut->Mode->Mode == -1) { | |
| TextOut->SetMode (TextOut, 0); | |
| } | |
| } | |
| return TRUE; | |
| } | |
| } | |
| } while (Instance != NULL); | |
| // | |
| // No any available console devcie found. | |
| // | |
| return FALSE; | |
| } | |
| /** | |
| This function update console variable based on ConVarName, it can | |
| add or remove one specific console device path from the variable | |
| @param ConVarName Console related variable name, ConIn, ConOut, | |
| ErrOut. | |
| @param CustomizedConDevicePath The console device path which will be added to | |
| the console variable ConVarName, this parameter | |
| can not be multi-instance. | |
| @param ExclusiveDevicePath The console device path which will be removed | |
| from the console variable ConVarName, this | |
| parameter can not be multi-instance. | |
| @retval EFI_UNSUPPORTED The added device path is same to the removed one. | |
| @retval EFI_SUCCESS Success add or remove the device path from the | |
| console variable. | |
| **/ | |
| EFI_STATUS | |
| EFIAPI | |
| BdsLibUpdateConsoleVariable ( | |
| IN CHAR16 *ConVarName, | |
| IN EFI_DEVICE_PATH_PROTOCOL *CustomizedConDevicePath, | |
| IN EFI_DEVICE_PATH_PROTOCOL *ExclusiveDevicePath | |
| ) | |
| { | |
| EFI_STATUS Status; | |
| EFI_DEVICE_PATH_PROTOCOL *VarConsole; | |
| UINTN DevicePathSize; | |
| EFI_DEVICE_PATH_PROTOCOL *NewDevicePath; | |
| EFI_DEVICE_PATH_PROTOCOL *TempNewDevicePath; | |
| UINT32 Attributes; | |
| VarConsole = NULL; | |
| DevicePathSize = 0; | |
| // | |
| // Notes: check the device path point, here should check | |
| // with compare memory | |
| // | |
| if (CustomizedConDevicePath == ExclusiveDevicePath) { | |
| return EFI_UNSUPPORTED; | |
| } | |
| // | |
| // Delete the ExclusiveDevicePath from current default console | |
| // | |
| VarConsole = BdsLibGetVariableAndSize ( | |
| ConVarName, | |
| &gEfiGlobalVariableGuid, | |
| &DevicePathSize | |
| ); | |
| // | |
| // Initialize NewDevicePath | |
| // | |
| NewDevicePath = VarConsole; | |
| // | |
| // If ExclusiveDevicePath is even the part of the instance in VarConsole, delete it. | |
| // In the end, NewDevicePath is the final device path. | |
| // | |
| if (ExclusiveDevicePath != NULL && VarConsole != NULL) { | |
| NewDevicePath = BdsLibDelPartMatchInstance (VarConsole, ExclusiveDevicePath); | |
| } | |
| // | |
| // Try to append customized device path to NewDevicePath. | |
| // | |
| if (CustomizedConDevicePath != NULL) { | |
| if (!BdsLibMatchDevicePaths (NewDevicePath, CustomizedConDevicePath)) { | |
| // | |
| // Check if there is part of CustomizedConDevicePath in NewDevicePath, delete it. | |
| // | |
| NewDevicePath = BdsLibDelPartMatchInstance (NewDevicePath, CustomizedConDevicePath); | |
| // | |
| // In the first check, the default console variable will be _ModuleEntryPoint, | |
| // just append current customized device path | |
| // | |
| TempNewDevicePath = NewDevicePath; | |
| NewDevicePath = AppendDevicePathInstance (NewDevicePath, CustomizedConDevicePath); | |
| if (TempNewDevicePath != NULL) { | |
| FreePool(TempNewDevicePath); | |
| } | |
| } | |
| } | |
| // | |
| // The attribute for ConInDev, ConOutDev and ErrOutDev does not include NV. | |
| // | |
| if (IsNvNeed(ConVarName)) { | |
| // | |
| // ConVarName has NV attribute. | |
| // | |
| Attributes = EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS | EFI_VARIABLE_NON_VOLATILE; | |
| } else { | |
| // | |
| // ConVarName does not have NV attribute. | |
| // | |
| Attributes = EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS; | |
| } | |
| // | |
| // Finally, Update the variable of the default console by NewDevicePath | |
| // | |
| DevicePathSize = GetDevicePathSize (NewDevicePath); | |
| Status = SetVariableAndReportStatusCodeOnError ( | |
| ConVarName, | |
| &gEfiGlobalVariableGuid, | |
| Attributes, | |
| DevicePathSize, | |
| NewDevicePath | |
| ); | |
| if ((DevicePathSize == 0) && (Status == EFI_NOT_FOUND)) { | |
| Status = EFI_SUCCESS; | |
| } | |
| if (VarConsole == NewDevicePath) { | |
| if (VarConsole != NULL) { | |
| FreePool(VarConsole); | |
| } | |
| } else { | |
| if (VarConsole != NULL) { | |
| FreePool(VarConsole); | |
| } | |
| if (NewDevicePath != NULL) { | |
| FreePool(NewDevicePath); | |
| } | |
| } | |
| return Status; | |
| } | |
| /** | |
| Connect the console device base on the variable ConVarName, if | |
| device path of the ConVarName is multi-instance device path and | |
| anyone of the instances is connected success, then this function | |
| will return success. | |
| If the handle associate with one device path node can not | |
| be created successfully, then still give chance to do the dispatch, | |
| which load the missing drivers if possible.. | |
| @param ConVarName Console related variable name, ConIn, ConOut, | |
| ErrOut. | |
| @retval EFI_NOT_FOUND There is not any console devices connected | |
| success | |
| @retval EFI_SUCCESS Success connect any one instance of the console | |
| device path base on the variable ConVarName. | |
| **/ | |
| EFI_STATUS | |
| EFIAPI | |
| BdsLibConnectConsoleVariable ( | |
| IN CHAR16 *ConVarName | |
| ) | |
| { | |
| EFI_STATUS Status; | |
| EFI_DEVICE_PATH_PROTOCOL *StartDevicePath; | |
| UINTN VariableSize; | |
| EFI_DEVICE_PATH_PROTOCOL *Instance; | |
| EFI_DEVICE_PATH_PROTOCOL *Next; | |
| EFI_DEVICE_PATH_PROTOCOL *CopyOfDevicePath; | |
| UINTN Size; | |
| BOOLEAN DeviceExist; | |
| Status = EFI_SUCCESS; | |
| DeviceExist = FALSE; | |
| // | |
| // Check if the console variable exist | |
| // | |
| StartDevicePath = BdsLibGetVariableAndSize ( | |
| ConVarName, | |
| &gEfiGlobalVariableGuid, | |
| &VariableSize | |
| ); | |
| if (StartDevicePath == NULL) { | |
| return EFI_UNSUPPORTED; | |
| } | |
| CopyOfDevicePath = StartDevicePath; | |
| do { | |
| // | |
| // Check every instance of the console variable | |
| // | |
| Instance = GetNextDevicePathInstance (&CopyOfDevicePath, &Size); | |
| if (Instance == NULL) { | |
| FreePool (StartDevicePath); | |
| return EFI_UNSUPPORTED; | |
| } | |
| Next = Instance; | |
| while (!IsDevicePathEndType (Next)) { | |
| Next = NextDevicePathNode (Next); | |
| } | |
| SetDevicePathEndNode (Next); | |
| // | |
| // Connect the USB console | |
| // USB console device path is a short-form device path that | |
| // starts with the first element being a USB WWID | |
| // or a USB Class device path | |
| // | |
| if ((DevicePathType (Instance) == MESSAGING_DEVICE_PATH) && | |
| ((DevicePathSubType (Instance) == MSG_USB_CLASS_DP) | |
| || (DevicePathSubType (Instance) == MSG_USB_WWID_DP) | |
| )) { | |
| Status = BdsLibConnectUsbDevByShortFormDP (0xFF, Instance); | |
| if (!EFI_ERROR (Status)) { | |
| DeviceExist = TRUE; | |
| } | |
| } else { | |
| // | |
| // Connect the instance device path | |
| // | |
| Status = BdsLibConnectDevicePath (Instance); | |
| if (EFI_ERROR (Status)) { | |
| // | |
| // Delete the instance from the console varialbe | |
| // | |
| BdsLibUpdateConsoleVariable (ConVarName, NULL, Instance); | |
| } else { | |
| DeviceExist = TRUE; | |
| } | |
| } | |
| FreePool(Instance); | |
| } while (CopyOfDevicePath != NULL); | |
| FreePool (StartDevicePath); | |
| if (!DeviceExist) { | |
| return EFI_NOT_FOUND; | |
| } | |
| return EFI_SUCCESS; | |
| } | |
| /** | |
| This function will search every simpletext device in current system, | |
| and make every simpletext device as pertantial console device. | |
| **/ | |
| VOID | |
| EFIAPI | |
| BdsLibConnectAllConsoles ( | |
| VOID | |
| ) | |
| { | |
| UINTN Index; | |
| EFI_DEVICE_PATH_PROTOCOL *ConDevicePath; | |
| UINTN HandleCount; | |
| EFI_HANDLE *HandleBuffer; | |
| Index = 0; | |
| HandleCount = 0; | |
| HandleBuffer = NULL; | |
| ConDevicePath = NULL; | |
| // | |
| // Update all the console variables | |
| // | |
| gBS->LocateHandleBuffer ( | |
| ByProtocol, | |
| &gEfiSimpleTextInProtocolGuid, | |
| NULL, | |
| &HandleCount, | |
| &HandleBuffer | |
| ); | |
| for (Index = 0; Index < HandleCount; Index++) { | |
| gBS->HandleProtocol ( | |
| HandleBuffer[Index], | |
| &gEfiDevicePathProtocolGuid, | |
| (VOID **) &ConDevicePath | |
| ); | |
| BdsLibUpdateConsoleVariable (L"ConIn", ConDevicePath, NULL); | |
| } | |
| if (HandleBuffer != NULL) { | |
| FreePool(HandleBuffer); | |
| HandleBuffer = NULL; | |
| } | |
| gBS->LocateHandleBuffer ( | |
| ByProtocol, | |
| &gEfiSimpleTextOutProtocolGuid, | |
| NULL, | |
| &HandleCount, | |
| &HandleBuffer | |
| ); | |
| for (Index = 0; Index < HandleCount; Index++) { | |
| gBS->HandleProtocol ( | |
| HandleBuffer[Index], | |
| &gEfiDevicePathProtocolGuid, | |
| (VOID **) &ConDevicePath | |
| ); | |
| BdsLibUpdateConsoleVariable (L"ConOut", ConDevicePath, NULL); | |
| BdsLibUpdateConsoleVariable (L"ErrOut", ConDevicePath, NULL); | |
| } | |
| if (HandleBuffer != NULL) { | |
| FreePool(HandleBuffer); | |
| } | |
| // | |
| // Connect all console variables | |
| // | |
| BdsLibConnectAllDefaultConsoles (); | |
| } | |
| /** | |
| This function will connect console device base on the console | |
| device variable ConIn, ConOut and ErrOut. | |
| @retval EFI_SUCCESS At least one of the ConIn and ConOut device have | |
| been connected success. | |
| @retval EFI_STATUS Return the status of BdsLibConnectConsoleVariable (). | |
| **/ | |
| EFI_STATUS | |
| EFIAPI | |
| BdsLibConnectAllDefaultConsoles ( | |
| VOID | |
| ) | |
| { | |
| EFI_STATUS Status; | |
| BOOLEAN SystemTableUpdated; | |
| // | |
| // Connect all default console variables | |
| // | |
| // | |
| // It seems impossible not to have any ConOut device on platform, | |
| // so we check the status here. | |
| // | |
| Status = BdsLibConnectConsoleVariable (L"ConOut"); | |
| if (EFI_ERROR (Status)) { | |
| return Status; | |
| } | |
| // | |
| // Insert the performance probe for Console Out | |
| // | |
| PERF_START (NULL, "ConOut", "BDS", 1); | |
| PERF_END (NULL, "ConOut", "BDS", 0); | |
| // | |
| // Because possibly the platform is legacy free, in such case, | |
| // ConIn devices (Serial Port and PS2 Keyboard ) does not exist, | |
| // so we need not check the status. | |
| // | |
| BdsLibConnectConsoleVariable (L"ConIn"); | |
| // | |
| // The _ModuleEntryPoint err out var is legal. | |
| // | |
| BdsLibConnectConsoleVariable (L"ErrOut"); | |
| SystemTableUpdated = FALSE; | |
| // | |
| // Fill console handles in System Table if no console device assignd. | |
| // | |
| if (UpdateSystemTableConsole (L"ConIn", &gEfiSimpleTextInProtocolGuid, &gST->ConsoleInHandle, (VOID **) &gST->ConIn)) { | |
| SystemTableUpdated = TRUE; | |
| } | |
| if (UpdateSystemTableConsole (L"ConOut", &gEfiSimpleTextOutProtocolGuid, &gST->ConsoleOutHandle, (VOID **) &gST->ConOut)) { | |
| SystemTableUpdated = TRUE; | |
| } | |
| if (UpdateSystemTableConsole (L"ErrOut", &gEfiSimpleTextOutProtocolGuid, &gST->StandardErrorHandle, (VOID **) &gST->StdErr)) { | |
| SystemTableUpdated = TRUE; | |
| } | |
| if (SystemTableUpdated) { | |
| // | |
| // Update the CRC32 in the EFI System Table header | |
| // | |
| gST->Hdr.CRC32 = 0; | |
| gBS->CalculateCrc32 ( | |
| (UINT8 *) &gST->Hdr, | |
| gST->Hdr.HeaderSize, | |
| &gST->Hdr.CRC32 | |
| ); | |
| } | |
| // | |
| // If any component set PcdTestKeyUsed to TRUE because use of a test key | |
| // was detected, then display a warning message on the debug log and the console | |
| // | |
| if (PcdGetBool (PcdTestKeyUsed) == TRUE) { | |
| DEBUG ((DEBUG_ERROR, "**********************************\n")); | |
| DEBUG ((DEBUG_ERROR, "** WARNING: Test Key is used. **\n")); | |
| DEBUG ((DEBUG_ERROR, "**********************************\n")); | |
| Print (L"** WARNING: Test Key is used. **\n"); | |
| } | |
| return EFI_SUCCESS; | |
| } | |
| /** | |
| This function will connect console device except ConIn base on the console | |
| device variable ConOut and ErrOut. | |
| @retval EFI_SUCCESS At least one of the ConOut device have | |
| been connected success. | |
| @retval EFI_STATUS Return the status of BdsLibConnectConsoleVariable (). | |
| **/ | |
| EFI_STATUS | |
| EFIAPI | |
| BdsLibConnectAllDefaultConsolesWithOutConIn ( | |
| VOID | |
| ) | |
| { | |
| EFI_STATUS Status; | |
| BOOLEAN SystemTableUpdated; | |
| // | |
| // Connect all default console variables except ConIn | |
| // | |
| // | |
| // It seems impossible not to have any ConOut device on platform, | |
| // so we check the status here. | |
| // | |
| Status = BdsLibConnectConsoleVariable (L"ConOut"); | |
| if (EFI_ERROR (Status)) { | |
| return Status; | |
| } | |
| // | |
| // Insert the performance probe for Console Out | |
| // | |
| PERF_START (NULL, "ConOut", "BDS", 1); | |
| PERF_END (NULL, "ConOut", "BDS", 0); | |
| // | |
| // The _ModuleEntryPoint err out var is legal. | |
| // | |
| BdsLibConnectConsoleVariable (L"ErrOut"); | |
| SystemTableUpdated = FALSE; | |
| // | |
| // Fill console handles in System Table if no console device assignd. | |
| // | |
| if (UpdateSystemTableConsole (L"ConOut", &gEfiSimpleTextOutProtocolGuid, &gST->ConsoleOutHandle, (VOID **) &gST->ConOut)) { | |
| SystemTableUpdated = TRUE; | |
| } | |
| if (UpdateSystemTableConsole (L"ErrOut", &gEfiSimpleTextOutProtocolGuid, &gST->StandardErrorHandle, (VOID **) &gST->StdErr)) { | |
| SystemTableUpdated = TRUE; | |
| } | |
| if (SystemTableUpdated) { | |
| // | |
| // Update the CRC32 in the EFI System Table header | |
| // | |
| gST->Hdr.CRC32 = 0; | |
| gBS->CalculateCrc32 ( | |
| (UINT8 *) &gST->Hdr, | |
| gST->Hdr.HeaderSize, | |
| &gST->Hdr.CRC32 | |
| ); | |
| } | |
| return EFI_SUCCESS; | |
| } | |
| /** | |
| Use SystemTable Conout to stop video based Simple Text Out consoles from going | |
| to the video device. Put up LogoFile on every video device that is a console. | |
| @param[in] LogoFile File name of logo to display on the center of the screen. | |
| @retval EFI_SUCCESS ConsoleControl has been flipped to graphics and logo displayed. | |
| @retval EFI_UNSUPPORTED Logo not found | |
| **/ | |
| EFI_STATUS | |
| EFIAPI | |
| EnableQuietBoot ( | |
| IN EFI_GUID *LogoFile | |
| ) | |
| { | |
| EFI_STATUS Status; | |
| EFI_OEM_BADGING_PROTOCOL *Badging; | |
| UINT32 SizeOfX; | |
| UINT32 SizeOfY; | |
| INTN DestX; | |
| INTN DestY; | |
| UINT8 *ImageData; | |
| UINTN ImageSize; | |
| UINTN BltSize; | |
| UINT32 Instance; | |
| EFI_BADGING_FORMAT Format; | |
| EFI_BADGING_DISPLAY_ATTRIBUTE Attribute; | |
| UINTN CoordinateX; | |
| UINTN CoordinateY; | |
| UINTN Height; | |
| UINTN Width; | |
| EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Blt; | |
| EFI_UGA_DRAW_PROTOCOL *UgaDraw; | |
| UINT32 ColorDepth; | |
| UINT32 RefreshRate; | |
| EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput; | |
| EFI_BOOT_LOGO_PROTOCOL *BootLogo; | |
| UINTN NumberOfLogos; | |
| EFI_GRAPHICS_OUTPUT_BLT_PIXEL *LogoBlt; | |
| UINTN LogoDestX; | |
| UINTN LogoDestY; | |
| UINTN LogoHeight; | |
| UINTN LogoWidth; | |
| UINTN NewDestX; | |
| UINTN NewDestY; | |
| UINTN NewHeight; | |
| UINTN NewWidth; | |
| UINT64 BufferSize; | |
| UgaDraw = NULL; | |
| // | |
| // Try to open GOP first | |
| // | |
| Status = gBS->HandleProtocol (gST->ConsoleOutHandle, &gEfiGraphicsOutputProtocolGuid, (VOID **) &GraphicsOutput); | |
| if (EFI_ERROR (Status) && FeaturePcdGet (PcdUgaConsumeSupport)) { | |
| GraphicsOutput = NULL; | |
| // | |
| // Open GOP failed, try to open UGA | |
| // | |
| Status = gBS->HandleProtocol (gST->ConsoleOutHandle, &gEfiUgaDrawProtocolGuid, (VOID **) &UgaDraw); | |
| } | |
| if (EFI_ERROR (Status)) { | |
| return EFI_UNSUPPORTED; | |
| } | |
| // | |
| // Try to open Boot Logo Protocol. | |
| // | |
| BootLogo = NULL; | |
| gBS->LocateProtocol (&gEfiBootLogoProtocolGuid, NULL, (VOID **) &BootLogo); | |
| // | |
| // Erase Cursor from screen | |
| // | |
| gST->ConOut->EnableCursor (gST->ConOut, FALSE); | |
| Badging = NULL; | |
| Status = gBS->LocateProtocol (&gEfiOEMBadgingProtocolGuid, NULL, (VOID **) &Badging); | |
| if (GraphicsOutput != NULL) { | |
| SizeOfX = GraphicsOutput->Mode->Info->HorizontalResolution; | |
| SizeOfY = GraphicsOutput->Mode->Info->VerticalResolution; | |
| } else if (UgaDraw != NULL && FeaturePcdGet (PcdUgaConsumeSupport)) { | |
| Status = UgaDraw->GetMode (UgaDraw, &SizeOfX, &SizeOfY, &ColorDepth, &RefreshRate); | |
| if (EFI_ERROR (Status)) { | |
| return EFI_UNSUPPORTED; | |
| } | |
| } else { | |
| return EFI_UNSUPPORTED; | |
| } | |
| Blt = NULL; | |
| NumberOfLogos = 0; | |
| LogoDestX = 0; | |
| LogoDestY = 0; | |
| LogoHeight = 0; | |
| LogoWidth = 0; | |
| NewDestX = 0; | |
| NewDestY = 0; | |
| NewHeight = 0; | |
| NewWidth = 0; | |
| Instance = 0; | |
| while (1) { | |
| ImageData = NULL; | |
| ImageSize = 0; | |
| if (Badging != NULL) { | |
| // | |
| // Get image from OEMBadging protocol. | |
| // | |
| Status = Badging->GetImage ( | |
| Badging, | |
| &Instance, | |
| &Format, | |
| &ImageData, | |
| &ImageSize, | |
| &Attribute, | |
| &CoordinateX, | |
| &CoordinateY | |
| ); | |
| if (EFI_ERROR (Status)) { | |
| goto Done; | |
| } | |
| // | |
| // Currently only support BMP format. | |
| // | |
| if (Format != EfiBadgingFormatBMP) { | |
| if (ImageData != NULL) { | |
| FreePool (ImageData); | |
| } | |
| continue; | |
| } | |
| } else { | |
| // | |
| // Get the specified image from FV. | |
| // | |
| Status = GetSectionFromAnyFv (LogoFile, EFI_SECTION_RAW, 0, (VOID **) &ImageData, &ImageSize); | |
| if (EFI_ERROR (Status)) { | |
| return EFI_UNSUPPORTED; | |
| } | |
| CoordinateX = 0; | |
| CoordinateY = 0; | |
| if (!FeaturePcdGet(PcdBootlogoOnlyEnable)) { | |
| Attribute = EfiBadgingDisplayAttributeCenter; | |
| } else { | |
| Attribute = EfiBadgingDisplayAttributeCustomized; | |
| } | |
| } | |
| if (Blt != NULL) { | |
| FreePool (Blt); | |
| } | |
| Blt = NULL; | |
| Status = TranslateBmpToGopBlt ( | |
| ImageData, | |
| ImageSize, | |
| &Blt, | |
| &BltSize, | |
| &Height, | |
| &Width | |
| ); | |
| if (EFI_ERROR (Status)) { | |
| FreePool (ImageData); | |
| if (Badging == NULL) { | |
| return Status; | |
| } else { | |
| continue; | |
| } | |
| } | |
| // | |
| // Calculate the display position according to Attribute. | |
| // | |
| switch (Attribute) { | |
| case EfiBadgingDisplayAttributeLeftTop: | |
| DestX = CoordinateX; | |
| DestY = CoordinateY; | |
| break; | |
| case EfiBadgingDisplayAttributeCenterTop: | |
| DestX = (SizeOfX - Width) / 2; | |
| DestY = CoordinateY; | |
| break; | |
| case EfiBadgingDisplayAttributeRightTop: | |
| DestX = (SizeOfX - Width - CoordinateX); | |
| DestY = CoordinateY;; | |
| break; | |
| case EfiBadgingDisplayAttributeCenterRight: | |
| DestX = (SizeOfX - Width - CoordinateX); | |
| DestY = (SizeOfY - Height) / 2; | |
| break; | |
| case EfiBadgingDisplayAttributeRightBottom: | |
| DestX = (SizeOfX - Width - CoordinateX); | |
| DestY = (SizeOfY - Height - CoordinateY); | |
| break; | |
| case EfiBadgingDisplayAttributeCenterBottom: | |
| DestX = (SizeOfX - Width) / 2; | |
| DestY = (SizeOfY - Height - CoordinateY); | |
| break; | |
| case EfiBadgingDisplayAttributeLeftBottom: | |
| DestX = CoordinateX; | |
| DestY = (SizeOfY - Height - CoordinateY); | |
| break; | |
| case EfiBadgingDisplayAttributeCenterLeft: | |
| DestX = CoordinateX; | |
| DestY = (SizeOfY - Height) / 2; | |
| break; | |
| case EfiBadgingDisplayAttributeCenter: | |
| DestX = (SizeOfX - Width) / 2; | |
| DestY = (SizeOfY - Height) / 2; | |
| break; | |
| case EfiBadgingDisplayAttributeCustomized: | |
| DestX = (SizeOfX - Width) / 2; | |
| DestY = ((SizeOfY * 382) / 1000) - Height / 2; | |
| break; | |
| default: | |
| DestX = CoordinateX; | |
| DestY = CoordinateY; | |
| break; | |
| } | |
| if ((DestX >= 0) && (DestY >= 0)) { | |
| if (GraphicsOutput != NULL) { | |
| Status = GraphicsOutput->Blt ( | |
| GraphicsOutput, | |
| Blt, | |
| EfiBltBufferToVideo, | |
| 0, | |
| 0, | |
| (UINTN) DestX, | |
| (UINTN) DestY, | |
| Width, | |
| Height, | |
| Width * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL) | |
| ); | |
| } else if (UgaDraw != NULL && FeaturePcdGet (PcdUgaConsumeSupport)) { | |
| Status = UgaDraw->Blt ( | |
| UgaDraw, | |
| (EFI_UGA_PIXEL *) Blt, | |
| EfiUgaBltBufferToVideo, | |
| 0, | |
| 0, | |
| (UINTN) DestX, | |
| (UINTN) DestY, | |
| Width, | |
| Height, | |
| Width * sizeof (EFI_UGA_PIXEL) | |
| ); | |
| } else { | |
| Status = EFI_UNSUPPORTED; | |
| } | |
| // | |
| // Report displayed Logo information. | |
| // | |
| if (!EFI_ERROR (Status)) { | |
| NumberOfLogos++; | |
| if (LogoWidth == 0) { | |
| // | |
| // The first Logo. | |
| // | |
| LogoDestX = (UINTN) DestX; | |
| LogoDestY = (UINTN) DestY; | |
| LogoWidth = Width; | |
| LogoHeight = Height; | |
| } else { | |
| // | |
| // Merge new logo with old one. | |
| // | |
| NewDestX = MIN ((UINTN) DestX, LogoDestX); | |
| NewDestY = MIN ((UINTN) DestY, LogoDestY); | |
| NewWidth = MAX ((UINTN) DestX + Width, LogoDestX + LogoWidth) - NewDestX; | |
| NewHeight = MAX ((UINTN) DestY + Height, LogoDestY + LogoHeight) - NewDestY; | |
| LogoDestX = NewDestX; | |
| LogoDestY = NewDestY; | |
| LogoWidth = NewWidth; | |
| LogoHeight = NewHeight; | |
| } | |
| } | |
| } | |
| FreePool (ImageData); | |
| if (Badging == NULL) { | |
| break; | |
| } | |
| } | |
| Done: | |
| if (BootLogo == NULL || NumberOfLogos == 0) { | |
| // | |
| // No logo displayed. | |
| // | |
| if (Blt != NULL) { | |
| FreePool (Blt); | |
| } | |
| return Status; | |
| } | |
| // | |
| // Advertise displayed Logo information. | |
| // | |
| if (NumberOfLogos == 1) { | |
| // | |
| // Only one logo displayed, use its Blt buffer directly for BootLogo protocol. | |
| // | |
| LogoBlt = Blt; | |
| Status = EFI_SUCCESS; | |
| } else { | |
| // | |
| // More than one Logo displayed, get merged BltBuffer using VideoToBuffer operation. | |
| // | |
| if (Blt != NULL) { | |
| FreePool (Blt); | |
| } | |
| // | |
| // Ensure the LogoHeight * LogoWidth doesn't overflow | |
| // | |
| if (LogoHeight > DivU64x64Remainder ((UINTN) ~0, LogoWidth, NULL)) { | |
| return EFI_UNSUPPORTED; | |
| } | |
| BufferSize = MultU64x64 (LogoWidth, LogoHeight); | |
| // | |
| // Ensure the BufferSize * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL) doesn't overflow | |
| // | |
| if (BufferSize > DivU64x32 ((UINTN) ~0, sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL))) { | |
| return EFI_UNSUPPORTED; | |
| } | |
| LogoBlt = AllocateZeroPool ((UINTN)BufferSize * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL)); | |
| if (LogoBlt == NULL) { | |
| return EFI_OUT_OF_RESOURCES; | |
| } | |
| if (GraphicsOutput != NULL) { | |
| Status = GraphicsOutput->Blt ( | |
| GraphicsOutput, | |
| LogoBlt, | |
| EfiBltVideoToBltBuffer, | |
| LogoDestX, | |
| LogoDestY, | |
| 0, | |
| 0, | |
| LogoWidth, | |
| LogoHeight, | |
| LogoWidth * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL) | |
| ); | |
| } else if (UgaDraw != NULL && FeaturePcdGet (PcdUgaConsumeSupport)) { | |
| Status = UgaDraw->Blt ( | |
| UgaDraw, | |
| (EFI_UGA_PIXEL *) LogoBlt, | |
| EfiUgaVideoToBltBuffer, | |
| LogoDestX, | |
| LogoDestY, | |
| 0, | |
| 0, | |
| LogoWidth, | |
| LogoHeight, | |
| LogoWidth * sizeof (EFI_UGA_PIXEL) | |
| ); | |
| } else { | |
| Status = EFI_UNSUPPORTED; | |
| } | |
| } | |
| if (!EFI_ERROR (Status)) { | |
| BootLogo->SetBootLogo (BootLogo, LogoBlt, LogoDestX, LogoDestY, LogoWidth, LogoHeight); | |
| } | |
| FreePool (LogoBlt); | |
| return Status; | |
| } | |
| /** | |
| Use SystemTable Conout to turn on video based Simple Text Out consoles. The | |
| Simple Text Out screens will now be synced up with all non video output devices | |
| @retval EFI_SUCCESS UGA devices are back in text mode and synced up. | |
| **/ | |
| EFI_STATUS | |
| EFIAPI | |
| DisableQuietBoot ( | |
| VOID | |
| ) | |
| { | |
| // | |
| // Enable Cursor on Screen | |
| // | |
| gST->ConOut->EnableCursor (gST->ConOut, TRUE); | |
| return EFI_SUCCESS; | |
| } | |