diff options
Diffstat (limited to 'MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitterGraphics.c')
| -rw-r--r-- | MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitterGraphics.c | 1244 |
1 files changed, 622 insertions, 622 deletions
diff --git a/MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitterGraphics.c b/MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitterGraphics.c index 64ad567a6d..695ef248c2 100644 --- a/MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitterGraphics.c +++ b/MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitterGraphics.c @@ -1,622 +1,622 @@ -/** @file
- Support for Graphics output spliter.
-
-Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
-SPDX-License-Identifier: BSD-2-Clause-Patent
-
-
-**/
-
-#include "ConSplitter.h"
-
-CHAR16 mCrLfString[3] = { CHAR_CARRIAGE_RETURN, CHAR_LINEFEED, CHAR_NULL };
-
-/**
- Returns information for an available graphics mode that the graphics device
- and the set of active video output devices supports.
-
- @param This The EFI_GRAPHICS_OUTPUT_PROTOCOL instance.
- @param ModeNumber The mode number to return information on.
- @param SizeOfInfo A pointer to the size, in bytes, of the Info buffer.
- @param Info A pointer to callee allocated buffer that returns information about ModeNumber.
-
- @retval EFI_SUCCESS Mode information returned.
- @retval EFI_BUFFER_TOO_SMALL The Info buffer was too small.
- @retval EFI_DEVICE_ERROR A hardware error occurred trying to retrieve the video mode.
- @retval EFI_INVALID_PARAMETER One of the input args was NULL.
- @retval EFI_OUT_OF_RESOURCES No resource available.
-
-**/
-EFI_STATUS
-EFIAPI
-ConSplitterGraphicsOutputQueryMode (
- IN EFI_GRAPHICS_OUTPUT_PROTOCOL *This,
- IN UINT32 ModeNumber,
- OUT UINTN *SizeOfInfo,
- OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION **Info
- )
-{
- TEXT_OUT_SPLITTER_PRIVATE_DATA *Private;
- EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
- EFI_STATUS Status;
- UINTN Index;
-
- if ((This == NULL) || (Info == NULL) || (SizeOfInfo == NULL) || (ModeNumber >= This->Mode->MaxMode)) {
- return EFI_INVALID_PARAMETER;
- }
-
- //
- // retrieve private data
- //
- Private = GRAPHICS_OUTPUT_SPLITTER_PRIVATE_DATA_FROM_THIS (This);
-
- GraphicsOutput = NULL;
-
- if (Private->CurrentNumberOfGraphicsOutput == 1) {
- //
- // Find the only one GraphicsOutput.
- //
- for (Index = 0; Index < Private->CurrentNumberOfConsoles; Index++) {
- GraphicsOutput = Private->TextOutList[Index].GraphicsOutput;
- if (GraphicsOutput != NULL) {
- break;
- }
- }
- }
-
- if (GraphicsOutput != NULL) {
- //
- // If only one physical GOP device exist, return its information.
- //
- Status = GraphicsOutput->QueryMode (GraphicsOutput, (UINT32)ModeNumber, SizeOfInfo, Info);
- return Status;
- } else {
- //
- // If 2 more phyiscal GOP device exist or GOP protocol does not exist,
- // return GOP information (PixelFormat is PixelBltOnly) created in ConSplitterAddGraphicsOutputMode ().
- //
- *Info = AllocatePool (sizeof (EFI_GRAPHICS_OUTPUT_MODE_INFORMATION));
- if (*Info == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
-
- *SizeOfInfo = sizeof (EFI_GRAPHICS_OUTPUT_MODE_INFORMATION);
- CopyMem (*Info, &Private->GraphicsOutputModeBuffer[ModeNumber], *SizeOfInfo);
- }
-
- return EFI_SUCCESS;
-}
-
-/**
- Set the video device into the specified mode and clears the visible portions of
- the output display to black.
-
- @param This The EFI_GRAPHICS_OUTPUT_PROTOCOL instance.
- @param ModeNumber Abstraction that defines the current video mode.
-
- @retval EFI_SUCCESS The graphics mode specified by ModeNumber was selected.
- @retval EFI_DEVICE_ERROR The device had an error and could not complete the request.
- @retval EFI_UNSUPPORTED ModeNumber is not supported by this device.
- @retval EFI_OUT_OF_RESOURCES No resource available.
-
-**/
-EFI_STATUS
-EFIAPI
-ConSplitterGraphicsOutputSetMode (
- IN EFI_GRAPHICS_OUTPUT_PROTOCOL *This,
- IN UINT32 ModeNumber
- )
-{
- EFI_STATUS Status;
- TEXT_OUT_SPLITTER_PRIVATE_DATA *Private;
- UINTN Index;
- EFI_STATUS ReturnStatus;
- EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Mode;
- EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
- EFI_GRAPHICS_OUTPUT_PROTOCOL *PhysicalGraphicsOutput;
- UINTN NumberIndex;
- UINTN SizeOfInfo;
- EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Info;
- EFI_UGA_DRAW_PROTOCOL *UgaDraw;
-
- if (ModeNumber >= This->Mode->MaxMode) {
- return EFI_UNSUPPORTED;
- }
-
- Private = GRAPHICS_OUTPUT_SPLITTER_PRIVATE_DATA_FROM_THIS (This);
- Mode = &Private->GraphicsOutputModeBuffer[ModeNumber];
-
- ReturnStatus = EFI_SUCCESS;
- GraphicsOutput = NULL;
- PhysicalGraphicsOutput = NULL;
- //
- // return the worst status met
- //
- for (Index = 0; Index < Private->CurrentNumberOfConsoles; Index++) {
- GraphicsOutput = Private->TextOutList[Index].GraphicsOutput;
- if (GraphicsOutput != NULL) {
- PhysicalGraphicsOutput = GraphicsOutput;
- //
- // Find corresponding ModeNumber of this GraphicsOutput instance
- //
- for (NumberIndex = 0; NumberIndex < GraphicsOutput->Mode->MaxMode; NumberIndex++) {
- Status = GraphicsOutput->QueryMode (GraphicsOutput, (UINT32)NumberIndex, &SizeOfInfo, &Info);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- if ((Info->HorizontalResolution == Mode->HorizontalResolution) && (Info->VerticalResolution == Mode->VerticalResolution)) {
- FreePool (Info);
- break;
- }
-
- FreePool (Info);
- }
-
- Status = GraphicsOutput->SetMode (GraphicsOutput, (UINT32)NumberIndex);
- if (EFI_ERROR (Status)) {
- ReturnStatus = Status;
- }
- } else if (FeaturePcdGet (PcdUgaConsumeSupport)) {
- UgaDraw = Private->TextOutList[Index].UgaDraw;
- if (UgaDraw != NULL) {
- Status = UgaDraw->SetMode (
- UgaDraw,
- Mode->HorizontalResolution,
- Mode->VerticalResolution,
- 32,
- 60
- );
- if (EFI_ERROR (Status)) {
- ReturnStatus = Status;
- }
- }
- }
- }
-
- This->Mode->Mode = ModeNumber;
-
- if ((Private->CurrentNumberOfGraphicsOutput == 1) && (PhysicalGraphicsOutput != NULL)) {
- //
- // If only one physical GOP device exist, copy physical information to consplitter.
- //
- CopyMem (This->Mode->Info, PhysicalGraphicsOutput->Mode->Info, PhysicalGraphicsOutput->Mode->SizeOfInfo);
- This->Mode->SizeOfInfo = PhysicalGraphicsOutput->Mode->SizeOfInfo;
- This->Mode->FrameBufferBase = PhysicalGraphicsOutput->Mode->FrameBufferBase;
- This->Mode->FrameBufferSize = PhysicalGraphicsOutput->Mode->FrameBufferSize;
- } else {
- //
- // If 2 more phyiscal GOP device exist or GOP protocol does not exist,
- // return GOP information (PixelFormat is PixelBltOnly) created in ConSplitterAddGraphicsOutputMode ().
- //
- CopyMem (This->Mode->Info, &Private->GraphicsOutputModeBuffer[ModeNumber], This->Mode->SizeOfInfo);
- }
-
- return ReturnStatus;
-}
-
-/**
- The following table defines actions for BltOperations.
-
- EfiBltVideoFill - Write data from the BltBuffer pixel (SourceX, SourceY)
- directly to every pixel of the video display rectangle
- (DestinationX, DestinationY)
- (DestinationX + Width, DestinationY + Height).
- Only one pixel will be used from the BltBuffer. Delta is NOT used.
- EfiBltVideoToBltBuffer - Read data from the video display rectangle
- (SourceX, SourceY) (SourceX + Width, SourceY + Height) and place it in
- the BltBuffer rectangle (DestinationX, DestinationY )
- (DestinationX + Width, DestinationY + Height). If DestinationX or
- DestinationY is not zero then Delta must be set to the length in bytes
- of a row in the BltBuffer.
- EfiBltBufferToVideo - Write data from the BltBuffer rectangle
- (SourceX, SourceY) (SourceX + Width, SourceY + Height) directly to the
- video display rectangle (DestinationX, DestinationY)
- (DestinationX + Width, DestinationY + Height). If SourceX or SourceY is
- not zero then Delta must be set to the length in bytes of a row in the
- BltBuffer.
- EfiBltVideoToVideo - Copy from the video display rectangle
- (SourceX, SourceY) (SourceX + Width, SourceY + Height) .
- to the video display rectangle (DestinationX, DestinationY)
- (DestinationX + Width, DestinationY + Height).
- The BltBuffer and Delta are not used in this mode.
-
- @param This Protocol instance pointer.
- @param BltBuffer Buffer containing data to blit into video buffer.
- This buffer has a size of
- Width*Height*sizeof(EFI_GRAPHICS_OUTPUT_BLT_PIXEL)
- @param BltOperation Operation to perform on BlitBuffer and video
- memory
- @param SourceX X coordinate of source for the BltBuffer.
- @param SourceY Y coordinate of source for the BltBuffer.
- @param DestinationX X coordinate of destination for the BltBuffer.
- @param DestinationY Y coordinate of destination for the BltBuffer.
- @param Width Width of rectangle in BltBuffer in pixels.
- @param Height Hight of rectangle in BltBuffer in pixels.
- @param Delta OPTIONAL.
-
- @retval EFI_SUCCESS The Blt operation completed.
- @retval EFI_INVALID_PARAMETER BltOperation is not valid.
- @retval EFI_DEVICE_ERROR A hardware error occurred writting to the video
- buffer.
-
-**/
-EFI_STATUS
-EFIAPI
-ConSplitterGraphicsOutputBlt (
- IN EFI_GRAPHICS_OUTPUT_PROTOCOL *This,
- IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer OPTIONAL,
- IN EFI_GRAPHICS_OUTPUT_BLT_OPERATION BltOperation,
- IN UINTN SourceX,
- IN UINTN SourceY,
- IN UINTN DestinationX,
- IN UINTN DestinationY,
- IN UINTN Width,
- IN UINTN Height,
- IN UINTN Delta OPTIONAL
- )
-{
- EFI_STATUS Status;
- EFI_STATUS ReturnStatus;
- TEXT_OUT_SPLITTER_PRIVATE_DATA *Private;
- UINTN Index;
- EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
- EFI_UGA_DRAW_PROTOCOL *UgaDraw;
-
- if ((This == NULL) || (((UINTN)BltOperation) >= EfiGraphicsOutputBltOperationMax)) {
- return EFI_INVALID_PARAMETER;
- }
-
- Private = GRAPHICS_OUTPUT_SPLITTER_PRIVATE_DATA_FROM_THIS (This);
-
- ReturnStatus = EFI_SUCCESS;
-
- //
- // return the worst status met
- //
- for (Index = 0; Index < Private->CurrentNumberOfConsoles; Index++) {
- GraphicsOutput = Private->TextOutList[Index].GraphicsOutput;
- if (GraphicsOutput != NULL) {
- Status = GraphicsOutput->Blt (
- GraphicsOutput,
- BltBuffer,
- BltOperation,
- SourceX,
- SourceY,
- DestinationX,
- DestinationY,
- Width,
- Height,
- Delta
- );
- if (EFI_ERROR (Status)) {
- ReturnStatus = Status;
- } else if (BltOperation == EfiBltVideoToBltBuffer) {
- //
- // Only need to read the data into buffer one time
- //
- return EFI_SUCCESS;
- }
- }
-
- UgaDraw = Private->TextOutList[Index].UgaDraw;
- if ((UgaDraw != NULL) && FeaturePcdGet (PcdUgaConsumeSupport)) {
- Status = UgaDraw->Blt (
- UgaDraw,
- (EFI_UGA_PIXEL *)BltBuffer,
- (EFI_UGA_BLT_OPERATION)BltOperation,
- SourceX,
- SourceY,
- DestinationX,
- DestinationY,
- Width,
- Height,
- Delta
- );
- if (EFI_ERROR (Status)) {
- ReturnStatus = Status;
- } else if (BltOperation == EfiBltVideoToBltBuffer) {
- //
- // Only need to read the data into buffer one time
- //
- return EFI_SUCCESS;
- }
- }
- }
-
- return ReturnStatus;
-}
-
-/**
- Return the current video mode information.
-
- @param This The EFI_UGA_DRAW_PROTOCOL instance.
- @param HorizontalResolution The size of video screen in pixels in the X dimension.
- @param VerticalResolution The size of video screen in pixels in the Y dimension.
- @param ColorDepth Number of bits per pixel, currently defined to be 32.
- @param RefreshRate The refresh rate of the monitor in Hertz.
-
- @retval EFI_SUCCESS Mode information returned.
- @retval EFI_NOT_STARTED Video display is not initialized. Call SetMode ()
- @retval EFI_INVALID_PARAMETER One of the input args was NULL.
-
-**/
-EFI_STATUS
-EFIAPI
-ConSplitterUgaDrawGetMode (
- IN EFI_UGA_DRAW_PROTOCOL *This,
- OUT UINT32 *HorizontalResolution,
- OUT UINT32 *VerticalResolution,
- OUT UINT32 *ColorDepth,
- OUT UINT32 *RefreshRate
- )
-{
- TEXT_OUT_SPLITTER_PRIVATE_DATA *Private;
-
- if ((HorizontalResolution == NULL) ||
- (VerticalResolution == NULL) ||
- (RefreshRate == NULL) ||
- (ColorDepth == NULL))
- {
- return EFI_INVALID_PARAMETER;
- }
-
- //
- // retrieve private data
- //
- Private = UGA_DRAW_SPLITTER_PRIVATE_DATA_FROM_THIS (This);
-
- *HorizontalResolution = Private->UgaHorizontalResolution;
- *VerticalResolution = Private->UgaVerticalResolution;
- *ColorDepth = Private->UgaColorDepth;
- *RefreshRate = Private->UgaRefreshRate;
-
- return EFI_SUCCESS;
-}
-
-/**
- Set the current video mode information.
-
- @param This The EFI_UGA_DRAW_PROTOCOL instance.
- @param HorizontalResolution The size of video screen in pixels in the X dimension.
- @param VerticalResolution The size of video screen in pixels in the Y dimension.
- @param ColorDepth Number of bits per pixel, currently defined to be 32.
- @param RefreshRate The refresh rate of the monitor in Hertz.
-
- @retval EFI_SUCCESS Mode information returned.
- @retval EFI_NOT_STARTED Video display is not initialized. Call SetMode ()
- @retval EFI_OUT_OF_RESOURCES Out of resources.
-
-**/
-EFI_STATUS
-EFIAPI
-ConSplitterUgaDrawSetMode (
- IN EFI_UGA_DRAW_PROTOCOL *This,
- IN UINT32 HorizontalResolution,
- IN UINT32 VerticalResolution,
- IN UINT32 ColorDepth,
- IN UINT32 RefreshRate
- )
-{
- EFI_STATUS Status;
- TEXT_OUT_SPLITTER_PRIVATE_DATA *Private;
- UINTN Index;
- EFI_STATUS ReturnStatus;
- EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
- UINTN NumberIndex;
- UINTN SizeOfInfo;
- EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Info;
- EFI_UGA_DRAW_PROTOCOL *UgaDraw;
-
- Private = UGA_DRAW_SPLITTER_PRIVATE_DATA_FROM_THIS (This);
-
- ReturnStatus = EFI_SUCCESS;
-
- //
- // Update the Mode data
- //
- Private->UgaHorizontalResolution = HorizontalResolution;
- Private->UgaVerticalResolution = VerticalResolution;
- Private->UgaColorDepth = ColorDepth;
- Private->UgaRefreshRate = RefreshRate;
-
- //
- // return the worst status met
- //
- for (Index = 0; Index < Private->CurrentNumberOfConsoles; Index++) {
- GraphicsOutput = Private->TextOutList[Index].GraphicsOutput;
- if (GraphicsOutput != NULL) {
- //
- // Find corresponding ModeNumber of this GraphicsOutput instance
- //
- for (NumberIndex = 0; NumberIndex < GraphicsOutput->Mode->MaxMode; NumberIndex++) {
- Status = GraphicsOutput->QueryMode (GraphicsOutput, (UINT32)NumberIndex, &SizeOfInfo, &Info);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- if ((Info->HorizontalResolution == HorizontalResolution) && (Info->VerticalResolution == VerticalResolution)) {
- FreePool (Info);
- break;
- }
-
- FreePool (Info);
- }
-
- Status = GraphicsOutput->SetMode (GraphicsOutput, (UINT32)NumberIndex);
- if (EFI_ERROR (Status)) {
- ReturnStatus = Status;
- }
- } else if (FeaturePcdGet (PcdUgaConsumeSupport)) {
- UgaDraw = Private->TextOutList[Index].UgaDraw;
- if (UgaDraw != NULL) {
- Status = UgaDraw->SetMode (
- UgaDraw,
- HorizontalResolution,
- VerticalResolution,
- ColorDepth,
- RefreshRate
- );
- if (EFI_ERROR (Status)) {
- ReturnStatus = Status;
- }
- }
- }
- }
-
- return ReturnStatus;
-}
-
-/**
- Blt a rectangle of pixels on the graphics screen.
-
- The following table defines actions for BltOperations.
-
- EfiUgaVideoFill:
- Write data from the BltBuffer pixel (SourceX, SourceY)
- directly to every pixel of the video display rectangle
- (DestinationX, DestinationY)
- (DestinationX + Width, DestinationY + Height).
- Only one pixel will be used from the BltBuffer. Delta is NOT used.
- EfiUgaVideoToBltBuffer:
- Read data from the video display rectangle
- (SourceX, SourceY) (SourceX + Width, SourceY + Height) and place it in
- the BltBuffer rectangle (DestinationX, DestinationY )
- (DestinationX + Width, DestinationY + Height). If DestinationX or
- DestinationY is not zero then Delta must be set to the length in bytes
- of a row in the BltBuffer.
- EfiUgaBltBufferToVideo:
- Write data from the BltBuffer rectangle
- (SourceX, SourceY) (SourceX + Width, SourceY + Height) directly to the
- video display rectangle (DestinationX, DestinationY)
- (DestinationX + Width, DestinationY + Height). If SourceX or SourceY is
- not zero then Delta must be set to the length in bytes of a row in the
- BltBuffer.
- EfiUgaVideoToVideo:
- Copy from the video display rectangle
- (SourceX, SourceY) (SourceX + Width, SourceY + Height) .
- to the video display rectangle (DestinationX, DestinationY)
- (DestinationX + Width, DestinationY + Height).
- The BltBuffer and Delta are not used in this mode.
-
- @param This Protocol instance pointer.
- @param BltBuffer Buffer containing data to blit into video buffer. This
- buffer has a size of Width*Height*sizeof(EFI_UGA_PIXEL)
- @param BltOperation Operation to perform on BlitBuffer and video memory
- @param SourceX X coordinate of source for the BltBuffer.
- @param SourceY Y coordinate of source for the BltBuffer.
- @param DestinationX X coordinate of destination for the BltBuffer.
- @param DestinationY Y coordinate of destination for the BltBuffer.
- @param Width Width of rectangle in BltBuffer in pixels.
- @param Height Hight of rectangle in BltBuffer in pixels.
- @param Delta OPTIONAL
-
- @retval EFI_SUCCESS The Blt operation completed.
- @retval EFI_INVALID_PARAMETER BltOperation is not valid.
- @retval EFI_DEVICE_ERROR A hardware error occurred writting to the video buffer.
-
-**/
-EFI_STATUS
-EFIAPI
-ConSplitterUgaDrawBlt (
- IN EFI_UGA_DRAW_PROTOCOL *This,
- IN EFI_UGA_PIXEL *BltBuffer OPTIONAL,
- IN EFI_UGA_BLT_OPERATION BltOperation,
- IN UINTN SourceX,
- IN UINTN SourceY,
- IN UINTN DestinationX,
- IN UINTN DestinationY,
- IN UINTN Width,
- IN UINTN Height,
- IN UINTN Delta OPTIONAL
- )
-{
- EFI_STATUS Status;
- TEXT_OUT_SPLITTER_PRIVATE_DATA *Private;
- UINTN Index;
- EFI_STATUS ReturnStatus;
- EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
-
- Private = UGA_DRAW_SPLITTER_PRIVATE_DATA_FROM_THIS (This);
-
- ReturnStatus = EFI_SUCCESS;
- //
- // return the worst status met
- //
- for (Index = 0; Index < Private->CurrentNumberOfConsoles; Index++) {
- GraphicsOutput = Private->TextOutList[Index].GraphicsOutput;
- if (GraphicsOutput != NULL) {
- Status = GraphicsOutput->Blt (
- GraphicsOutput,
- (EFI_GRAPHICS_OUTPUT_BLT_PIXEL *)BltBuffer,
- (EFI_GRAPHICS_OUTPUT_BLT_OPERATION)BltOperation,
- SourceX,
- SourceY,
- DestinationX,
- DestinationY,
- Width,
- Height,
- Delta
- );
- if (EFI_ERROR (Status)) {
- ReturnStatus = Status;
- } else if (BltOperation == EfiUgaVideoToBltBuffer) {
- //
- // Only need to read the data into buffer one time
- //
- return EFI_SUCCESS;
- }
- }
-
- if ((Private->TextOutList[Index].UgaDraw != NULL) && FeaturePcdGet (PcdUgaConsumeSupport)) {
- Status = Private->TextOutList[Index].UgaDraw->Blt (
- Private->TextOutList[Index].UgaDraw,
- BltBuffer,
- BltOperation,
- SourceX,
- SourceY,
- DestinationX,
- DestinationY,
- Width,
- Height,
- Delta
- );
- if (EFI_ERROR (Status)) {
- ReturnStatus = Status;
- } else if (BltOperation == EfiUgaVideoToBltBuffer) {
- //
- // Only need to read the data into buffer one time
- //
- return EFI_SUCCESS;
- }
- }
- }
-
- return ReturnStatus;
-}
-
-/**
- Sets the output device(s) to a specified mode.
-
- @param Private Text Out Splitter pointer.
- @param ModeNumber The mode number to set.
-
-**/
-VOID
-TextOutSetMode (
- IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private,
- IN UINTN ModeNumber
- )
-{
- //
- // No need to do extra check here as whether (Column, Row) is valid has
- // been checked in ConSplitterTextOutSetCursorPosition. And (0, 0) should
- // always be supported.
- //
- Private->TextOutMode.Mode = (INT32)ModeNumber;
- Private->TextOutMode.CursorColumn = 0;
- Private->TextOutMode.CursorRow = 0;
- Private->TextOutMode.CursorVisible = TRUE;
-
- return;
-}
+/** @file + Support for Graphics output spliter. + +Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR> +SPDX-License-Identifier: BSD-2-Clause-Patent + + +**/ + +#include "ConSplitter.h" + +CHAR16 mCrLfString[3] = { CHAR_CARRIAGE_RETURN, CHAR_LINEFEED, CHAR_NULL }; + +/** + Returns information for an available graphics mode that the graphics device + and the set of active video output devices supports. + + @param This The EFI_GRAPHICS_OUTPUT_PROTOCOL instance. + @param ModeNumber The mode number to return information on. + @param SizeOfInfo A pointer to the size, in bytes, of the Info buffer. + @param Info A pointer to callee allocated buffer that returns information about ModeNumber. + + @retval EFI_SUCCESS Mode information returned. + @retval EFI_BUFFER_TOO_SMALL The Info buffer was too small. + @retval EFI_DEVICE_ERROR A hardware error occurred trying to retrieve the video mode. + @retval EFI_INVALID_PARAMETER One of the input args was NULL. + @retval EFI_OUT_OF_RESOURCES No resource available. + +**/ +EFI_STATUS +EFIAPI +ConSplitterGraphicsOutputQueryMode ( + IN EFI_GRAPHICS_OUTPUT_PROTOCOL *This, + IN UINT32 ModeNumber, + OUT UINTN *SizeOfInfo, + OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION **Info + ) +{ + TEXT_OUT_SPLITTER_PRIVATE_DATA *Private; + EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput; + EFI_STATUS Status; + UINTN Index; + + if ((This == NULL) || (Info == NULL) || (SizeOfInfo == NULL) || (ModeNumber >= This->Mode->MaxMode)) { + return EFI_INVALID_PARAMETER; + } + + // + // retrieve private data + // + Private = GRAPHICS_OUTPUT_SPLITTER_PRIVATE_DATA_FROM_THIS (This); + + GraphicsOutput = NULL; + + if (Private->CurrentNumberOfGraphicsOutput == 1) { + // + // Find the only one GraphicsOutput. + // + for (Index = 0; Index < Private->CurrentNumberOfConsoles; Index++) { + GraphicsOutput = Private->TextOutList[Index].GraphicsOutput; + if (GraphicsOutput != NULL) { + break; + } + } + } + + if (GraphicsOutput != NULL) { + // + // If only one physical GOP device exist, return its information. + // + Status = GraphicsOutput->QueryMode (GraphicsOutput, (UINT32)ModeNumber, SizeOfInfo, Info); + return Status; + } else { + // + // If 2 more phyiscal GOP device exist or GOP protocol does not exist, + // return GOP information (PixelFormat is PixelBltOnly) created in ConSplitterAddGraphicsOutputMode (). + // + *Info = AllocatePool (sizeof (EFI_GRAPHICS_OUTPUT_MODE_INFORMATION)); + if (*Info == NULL) { + return EFI_OUT_OF_RESOURCES; + } + + *SizeOfInfo = sizeof (EFI_GRAPHICS_OUTPUT_MODE_INFORMATION); + CopyMem (*Info, &Private->GraphicsOutputModeBuffer[ModeNumber], *SizeOfInfo); + } + + return EFI_SUCCESS; +} + +/** + Set the video device into the specified mode and clears the visible portions of + the output display to black. + + @param This The EFI_GRAPHICS_OUTPUT_PROTOCOL instance. + @param ModeNumber Abstraction that defines the current video mode. + + @retval EFI_SUCCESS The graphics mode specified by ModeNumber was selected. + @retval EFI_DEVICE_ERROR The device had an error and could not complete the request. + @retval EFI_UNSUPPORTED ModeNumber is not supported by this device. + @retval EFI_OUT_OF_RESOURCES No resource available. + +**/ +EFI_STATUS +EFIAPI +ConSplitterGraphicsOutputSetMode ( + IN EFI_GRAPHICS_OUTPUT_PROTOCOL *This, + IN UINT32 ModeNumber + ) +{ + EFI_STATUS Status; + TEXT_OUT_SPLITTER_PRIVATE_DATA *Private; + UINTN Index; + EFI_STATUS ReturnStatus; + EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Mode; + EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput; + EFI_GRAPHICS_OUTPUT_PROTOCOL *PhysicalGraphicsOutput; + UINTN NumberIndex; + UINTN SizeOfInfo; + EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Info; + EFI_UGA_DRAW_PROTOCOL *UgaDraw; + + if (ModeNumber >= This->Mode->MaxMode) { + return EFI_UNSUPPORTED; + } + + Private = GRAPHICS_OUTPUT_SPLITTER_PRIVATE_DATA_FROM_THIS (This); + Mode = &Private->GraphicsOutputModeBuffer[ModeNumber]; + + ReturnStatus = EFI_SUCCESS; + GraphicsOutput = NULL; + PhysicalGraphicsOutput = NULL; + // + // return the worst status met + // + for (Index = 0; Index < Private->CurrentNumberOfConsoles; Index++) { + GraphicsOutput = Private->TextOutList[Index].GraphicsOutput; + if (GraphicsOutput != NULL) { + PhysicalGraphicsOutput = GraphicsOutput; + // + // Find corresponding ModeNumber of this GraphicsOutput instance + // + for (NumberIndex = 0; NumberIndex < GraphicsOutput->Mode->MaxMode; NumberIndex++) { + Status = GraphicsOutput->QueryMode (GraphicsOutput, (UINT32)NumberIndex, &SizeOfInfo, &Info); + if (EFI_ERROR (Status)) { + return Status; + } + + if ((Info->HorizontalResolution == Mode->HorizontalResolution) && (Info->VerticalResolution == Mode->VerticalResolution)) { + FreePool (Info); + break; + } + + FreePool (Info); + } + + Status = GraphicsOutput->SetMode (GraphicsOutput, (UINT32)NumberIndex); + if (EFI_ERROR (Status)) { + ReturnStatus = Status; + } + } else if (FeaturePcdGet (PcdUgaConsumeSupport)) { + UgaDraw = Private->TextOutList[Index].UgaDraw; + if (UgaDraw != NULL) { + Status = UgaDraw->SetMode ( + UgaDraw, + Mode->HorizontalResolution, + Mode->VerticalResolution, + 32, + 60 + ); + if (EFI_ERROR (Status)) { + ReturnStatus = Status; + } + } + } + } + + This->Mode->Mode = ModeNumber; + + if ((Private->CurrentNumberOfGraphicsOutput == 1) && (PhysicalGraphicsOutput != NULL)) { + // + // If only one physical GOP device exist, copy physical information to consplitter. + // + CopyMem (This->Mode->Info, PhysicalGraphicsOutput->Mode->Info, PhysicalGraphicsOutput->Mode->SizeOfInfo); + This->Mode->SizeOfInfo = PhysicalGraphicsOutput->Mode->SizeOfInfo; + This->Mode->FrameBufferBase = PhysicalGraphicsOutput->Mode->FrameBufferBase; + This->Mode->FrameBufferSize = PhysicalGraphicsOutput->Mode->FrameBufferSize; + } else { + // + // If 2 more phyiscal GOP device exist or GOP protocol does not exist, + // return GOP information (PixelFormat is PixelBltOnly) created in ConSplitterAddGraphicsOutputMode (). + // + CopyMem (This->Mode->Info, &Private->GraphicsOutputModeBuffer[ModeNumber], This->Mode->SizeOfInfo); + } + + return ReturnStatus; +} + +/** + The following table defines actions for BltOperations. + + EfiBltVideoFill - Write data from the BltBuffer pixel (SourceX, SourceY) + directly to every pixel of the video display rectangle + (DestinationX, DestinationY) + (DestinationX + Width, DestinationY + Height). + Only one pixel will be used from the BltBuffer. Delta is NOT used. + EfiBltVideoToBltBuffer - Read data from the video display rectangle + (SourceX, SourceY) (SourceX + Width, SourceY + Height) and place it in + the BltBuffer rectangle (DestinationX, DestinationY ) + (DestinationX + Width, DestinationY + Height). If DestinationX or + DestinationY is not zero then Delta must be set to the length in bytes + of a row in the BltBuffer. + EfiBltBufferToVideo - Write data from the BltBuffer rectangle + (SourceX, SourceY) (SourceX + Width, SourceY + Height) directly to the + video display rectangle (DestinationX, DestinationY) + (DestinationX + Width, DestinationY + Height). If SourceX or SourceY is + not zero then Delta must be set to the length in bytes of a row in the + BltBuffer. + EfiBltVideoToVideo - Copy from the video display rectangle + (SourceX, SourceY) (SourceX + Width, SourceY + Height) . + to the video display rectangle (DestinationX, DestinationY) + (DestinationX + Width, DestinationY + Height). + The BltBuffer and Delta are not used in this mode. + + @param This Protocol instance pointer. + @param BltBuffer Buffer containing data to blit into video buffer. + This buffer has a size of + Width*Height*sizeof(EFI_GRAPHICS_OUTPUT_BLT_PIXEL) + @param BltOperation Operation to perform on BlitBuffer and video + memory + @param SourceX X coordinate of source for the BltBuffer. + @param SourceY Y coordinate of source for the BltBuffer. + @param DestinationX X coordinate of destination for the BltBuffer. + @param DestinationY Y coordinate of destination for the BltBuffer. + @param Width Width of rectangle in BltBuffer in pixels. + @param Height Hight of rectangle in BltBuffer in pixels. + @param Delta OPTIONAL. + + @retval EFI_SUCCESS The Blt operation completed. + @retval EFI_INVALID_PARAMETER BltOperation is not valid. + @retval EFI_DEVICE_ERROR A hardware error occurred writting to the video + buffer. + +**/ +EFI_STATUS +EFIAPI +ConSplitterGraphicsOutputBlt ( + IN EFI_GRAPHICS_OUTPUT_PROTOCOL *This, + IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer OPTIONAL, + IN EFI_GRAPHICS_OUTPUT_BLT_OPERATION BltOperation, + IN UINTN SourceX, + IN UINTN SourceY, + IN UINTN DestinationX, + IN UINTN DestinationY, + IN UINTN Width, + IN UINTN Height, + IN UINTN Delta OPTIONAL + ) +{ + EFI_STATUS Status; + EFI_STATUS ReturnStatus; + TEXT_OUT_SPLITTER_PRIVATE_DATA *Private; + UINTN Index; + EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput; + EFI_UGA_DRAW_PROTOCOL *UgaDraw; + + if ((This == NULL) || (((UINTN)BltOperation) >= EfiGraphicsOutputBltOperationMax)) { + return EFI_INVALID_PARAMETER; + } + + Private = GRAPHICS_OUTPUT_SPLITTER_PRIVATE_DATA_FROM_THIS (This); + + ReturnStatus = EFI_SUCCESS; + + // + // return the worst status met + // + for (Index = 0; Index < Private->CurrentNumberOfConsoles; Index++) { + GraphicsOutput = Private->TextOutList[Index].GraphicsOutput; + if (GraphicsOutput != NULL) { + Status = GraphicsOutput->Blt ( + GraphicsOutput, + BltBuffer, + BltOperation, + SourceX, + SourceY, + DestinationX, + DestinationY, + Width, + Height, + Delta + ); + if (EFI_ERROR (Status)) { + ReturnStatus = Status; + } else if (BltOperation == EfiBltVideoToBltBuffer) { + // + // Only need to read the data into buffer one time + // + return EFI_SUCCESS; + } + } + + UgaDraw = Private->TextOutList[Index].UgaDraw; + if ((UgaDraw != NULL) && FeaturePcdGet (PcdUgaConsumeSupport)) { + Status = UgaDraw->Blt ( + UgaDraw, + (EFI_UGA_PIXEL *)BltBuffer, + (EFI_UGA_BLT_OPERATION)BltOperation, + SourceX, + SourceY, + DestinationX, + DestinationY, + Width, + Height, + Delta + ); + if (EFI_ERROR (Status)) { + ReturnStatus = Status; + } else if (BltOperation == EfiBltVideoToBltBuffer) { + // + // Only need to read the data into buffer one time + // + return EFI_SUCCESS; + } + } + } + + return ReturnStatus; +} + +/** + Return the current video mode information. + + @param This The EFI_UGA_DRAW_PROTOCOL instance. + @param HorizontalResolution The size of video screen in pixels in the X dimension. + @param VerticalResolution The size of video screen in pixels in the Y dimension. + @param ColorDepth Number of bits per pixel, currently defined to be 32. + @param RefreshRate The refresh rate of the monitor in Hertz. + + @retval EFI_SUCCESS Mode information returned. + @retval EFI_NOT_STARTED Video display is not initialized. Call SetMode () + @retval EFI_INVALID_PARAMETER One of the input args was NULL. + +**/ +EFI_STATUS +EFIAPI +ConSplitterUgaDrawGetMode ( + IN EFI_UGA_DRAW_PROTOCOL *This, + OUT UINT32 *HorizontalResolution, + OUT UINT32 *VerticalResolution, + OUT UINT32 *ColorDepth, + OUT UINT32 *RefreshRate + ) +{ + TEXT_OUT_SPLITTER_PRIVATE_DATA *Private; + + if ((HorizontalResolution == NULL) || + (VerticalResolution == NULL) || + (RefreshRate == NULL) || + (ColorDepth == NULL)) + { + return EFI_INVALID_PARAMETER; + } + + // + // retrieve private data + // + Private = UGA_DRAW_SPLITTER_PRIVATE_DATA_FROM_THIS (This); + + *HorizontalResolution = Private->UgaHorizontalResolution; + *VerticalResolution = Private->UgaVerticalResolution; + *ColorDepth = Private->UgaColorDepth; + *RefreshRate = Private->UgaRefreshRate; + + return EFI_SUCCESS; +} + +/** + Set the current video mode information. + + @param This The EFI_UGA_DRAW_PROTOCOL instance. + @param HorizontalResolution The size of video screen in pixels in the X dimension. + @param VerticalResolution The size of video screen in pixels in the Y dimension. + @param ColorDepth Number of bits per pixel, currently defined to be 32. + @param RefreshRate The refresh rate of the monitor in Hertz. + + @retval EFI_SUCCESS Mode information returned. + @retval EFI_NOT_STARTED Video display is not initialized. Call SetMode () + @retval EFI_OUT_OF_RESOURCES Out of resources. + +**/ +EFI_STATUS +EFIAPI +ConSplitterUgaDrawSetMode ( + IN EFI_UGA_DRAW_PROTOCOL *This, + IN UINT32 HorizontalResolution, + IN UINT32 VerticalResolution, + IN UINT32 ColorDepth, + IN UINT32 RefreshRate + ) +{ + EFI_STATUS Status; + TEXT_OUT_SPLITTER_PRIVATE_DATA *Private; + UINTN Index; + EFI_STATUS ReturnStatus; + EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput; + UINTN NumberIndex; + UINTN SizeOfInfo; + EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Info; + EFI_UGA_DRAW_PROTOCOL *UgaDraw; + + Private = UGA_DRAW_SPLITTER_PRIVATE_DATA_FROM_THIS (This); + + ReturnStatus = EFI_SUCCESS; + + // + // Update the Mode data + // + Private->UgaHorizontalResolution = HorizontalResolution; + Private->UgaVerticalResolution = VerticalResolution; + Private->UgaColorDepth = ColorDepth; + Private->UgaRefreshRate = RefreshRate; + + // + // return the worst status met + // + for (Index = 0; Index < Private->CurrentNumberOfConsoles; Index++) { + GraphicsOutput = Private->TextOutList[Index].GraphicsOutput; + if (GraphicsOutput != NULL) { + // + // Find corresponding ModeNumber of this GraphicsOutput instance + // + for (NumberIndex = 0; NumberIndex < GraphicsOutput->Mode->MaxMode; NumberIndex++) { + Status = GraphicsOutput->QueryMode (GraphicsOutput, (UINT32)NumberIndex, &SizeOfInfo, &Info); + if (EFI_ERROR (Status)) { + return Status; + } + + if ((Info->HorizontalResolution == HorizontalResolution) && (Info->VerticalResolution == VerticalResolution)) { + FreePool (Info); + break; + } + + FreePool (Info); + } + + Status = GraphicsOutput->SetMode (GraphicsOutput, (UINT32)NumberIndex); + if (EFI_ERROR (Status)) { + ReturnStatus = Status; + } + } else if (FeaturePcdGet (PcdUgaConsumeSupport)) { + UgaDraw = Private->TextOutList[Index].UgaDraw; + if (UgaDraw != NULL) { + Status = UgaDraw->SetMode ( + UgaDraw, + HorizontalResolution, + VerticalResolution, + ColorDepth, + RefreshRate + ); + if (EFI_ERROR (Status)) { + ReturnStatus = Status; + } + } + } + } + + return ReturnStatus; +} + +/** + Blt a rectangle of pixels on the graphics screen. + + The following table defines actions for BltOperations. + + EfiUgaVideoFill: + Write data from the BltBuffer pixel (SourceX, SourceY) + directly to every pixel of the video display rectangle + (DestinationX, DestinationY) + (DestinationX + Width, DestinationY + Height). + Only one pixel will be used from the BltBuffer. Delta is NOT used. + EfiUgaVideoToBltBuffer: + Read data from the video display rectangle + (SourceX, SourceY) (SourceX + Width, SourceY + Height) and place it in + the BltBuffer rectangle (DestinationX, DestinationY ) + (DestinationX + Width, DestinationY + Height). If DestinationX or + DestinationY is not zero then Delta must be set to the length in bytes + of a row in the BltBuffer. + EfiUgaBltBufferToVideo: + Write data from the BltBuffer rectangle + (SourceX, SourceY) (SourceX + Width, SourceY + Height) directly to the + video display rectangle (DestinationX, DestinationY) + (DestinationX + Width, DestinationY + Height). If SourceX or SourceY is + not zero then Delta must be set to the length in bytes of a row in the + BltBuffer. + EfiUgaVideoToVideo: + Copy from the video display rectangle + (SourceX, SourceY) (SourceX + Width, SourceY + Height) . + to the video display rectangle (DestinationX, DestinationY) + (DestinationX + Width, DestinationY + Height). + The BltBuffer and Delta are not used in this mode. + + @param This Protocol instance pointer. + @param BltBuffer Buffer containing data to blit into video buffer. This + buffer has a size of Width*Height*sizeof(EFI_UGA_PIXEL) + @param BltOperation Operation to perform on BlitBuffer and video memory + @param SourceX X coordinate of source for the BltBuffer. + @param SourceY Y coordinate of source for the BltBuffer. + @param DestinationX X coordinate of destination for the BltBuffer. + @param DestinationY Y coordinate of destination for the BltBuffer. + @param Width Width of rectangle in BltBuffer in pixels. + @param Height Hight of rectangle in BltBuffer in pixels. + @param Delta OPTIONAL + + @retval EFI_SUCCESS The Blt operation completed. + @retval EFI_INVALID_PARAMETER BltOperation is not valid. + @retval EFI_DEVICE_ERROR A hardware error occurred writting to the video buffer. + +**/ +EFI_STATUS +EFIAPI +ConSplitterUgaDrawBlt ( + IN EFI_UGA_DRAW_PROTOCOL *This, + IN EFI_UGA_PIXEL *BltBuffer OPTIONAL, + IN EFI_UGA_BLT_OPERATION BltOperation, + IN UINTN SourceX, + IN UINTN SourceY, + IN UINTN DestinationX, + IN UINTN DestinationY, + IN UINTN Width, + IN UINTN Height, + IN UINTN Delta OPTIONAL + ) +{ + EFI_STATUS Status; + TEXT_OUT_SPLITTER_PRIVATE_DATA *Private; + UINTN Index; + EFI_STATUS ReturnStatus; + EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput; + + Private = UGA_DRAW_SPLITTER_PRIVATE_DATA_FROM_THIS (This); + + ReturnStatus = EFI_SUCCESS; + // + // return the worst status met + // + for (Index = 0; Index < Private->CurrentNumberOfConsoles; Index++) { + GraphicsOutput = Private->TextOutList[Index].GraphicsOutput; + if (GraphicsOutput != NULL) { + Status = GraphicsOutput->Blt ( + GraphicsOutput, + (EFI_GRAPHICS_OUTPUT_BLT_PIXEL *)BltBuffer, + (EFI_GRAPHICS_OUTPUT_BLT_OPERATION)BltOperation, + SourceX, + SourceY, + DestinationX, + DestinationY, + Width, + Height, + Delta + ); + if (EFI_ERROR (Status)) { + ReturnStatus = Status; + } else if (BltOperation == EfiUgaVideoToBltBuffer) { + // + // Only need to read the data into buffer one time + // + return EFI_SUCCESS; + } + } + + if ((Private->TextOutList[Index].UgaDraw != NULL) && FeaturePcdGet (PcdUgaConsumeSupport)) { + Status = Private->TextOutList[Index].UgaDraw->Blt ( + Private->TextOutList[Index].UgaDraw, + BltBuffer, + BltOperation, + SourceX, + SourceY, + DestinationX, + DestinationY, + Width, + Height, + Delta + ); + if (EFI_ERROR (Status)) { + ReturnStatus = Status; + } else if (BltOperation == EfiUgaVideoToBltBuffer) { + // + // Only need to read the data into buffer one time + // + return EFI_SUCCESS; + } + } + } + + return ReturnStatus; +} + +/** + Sets the output device(s) to a specified mode. + + @param Private Text Out Splitter pointer. + @param ModeNumber The mode number to set. + +**/ +VOID +TextOutSetMode ( + IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private, + IN UINTN ModeNumber + ) +{ + // + // No need to do extra check here as whether (Column, Row) is valid has + // been checked in ConSplitterTextOutSetCursorPosition. And (0, 0) should + // always be supported. + // + Private->TextOutMode.Mode = (INT32)ModeNumber; + Private->TextOutMode.CursorColumn = 0; + Private->TextOutMode.CursorRow = 0; + Private->TextOutMode.CursorVisible = TRUE; + + return; +} |