diff options
Diffstat (limited to 'MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitterGraphics.c')
| -rw-r--r-- | MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitterGraphics.c | 1173 |
1 files changed, 13 insertions, 1160 deletions
diff --git a/MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitterGraphics.c b/MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitterGraphics.c index 4ffffdb..31b8468 100644 --- a/MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitterGraphics.c +++ b/MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitterGraphics.c @@ -1,10 +1,7 @@ /** @file
- Support for ConsoleControl protocol. Support for Graphics output spliter.
- Support for DevNull Console Out. This console uses memory buffers
- to represnt the console. It allows a console to start very early and
- when a new console is added it is synced up with the current console.
-
-Copyright (c) 2006 - 2008, Intel Corporation. <BR>
+ Support for Graphics output spliter.
+
+Copyright (c) 2006 - 2009, Intel Corporation. <BR>
All rights reserved. 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
@@ -21,135 +18,6 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. CHAR16 mCrLfString[3] = { CHAR_CARRIAGE_RETURN, CHAR_LINEFEED, CHAR_NULL };
-
-/**
- Return the current video mode information. Also returns info about existence
- of Graphics Output devices or UGA Draw devices in system, and whether the Std
- In device is locked. GopUgaExists and StdInLocked parameters are optional, and
- only returned if a non NULL pointer is passed in.
-
- @param This Protocol instance pointer.
- @param Mode Current video mode.
- @param GopUgaExists TRUE if GOP Spliter has found a GOP/UGA device
- @param StdInLocked TRUE if StdIn device is keyboard locked
-
- @retval EFI_SUCCESS Video mode information is returned.
- @retval EFI_INVALID_PARAMETER Invalid parameters if Mode == NULL.
-
-**/
-EFI_STATUS
-EFIAPI
-ConSpliterConsoleControlGetMode (
- IN EFI_CONSOLE_CONTROL_PROTOCOL *This,
- OUT EFI_CONSOLE_CONTROL_SCREEN_MODE *Mode,
- OUT BOOLEAN *GopUgaExists,
- OUT BOOLEAN *StdInLocked
- )
-{
- TEXT_OUT_SPLITTER_PRIVATE_DATA *Private;
- UINTN Index;
-
- Private = CONSOLE_CONTROL_SPLITTER_PRIVATE_DATA_FROM_THIS (This);
-
- if (Mode == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- *Mode = Private->ConsoleOutputMode;
-
- if (GopUgaExists != NULL) {
- *GopUgaExists = FALSE;
- for (Index = 0; Index < Private->CurrentNumberOfConsoles; Index++) {
- if ((Private->TextOutList[Index].GraphicsOutput != NULL) || (Private->TextOutList[Index].UgaDraw != NULL)) {
- *GopUgaExists = TRUE;
- break;
- }
- }
- }
-
- if (StdInLocked != NULL) {
- *StdInLocked = ConSpliterConssoleControlStdInLocked ();
- }
-
- return EFI_SUCCESS;
-}
-
-
-/**
- Set the current video mode to either text or graphics. Graphics is
- for Quiet Boot.
-
- @param This Console Control Protocol instance pointer.
- @param Mode Video mode is to be set.
-
- @retval EFI_SUCCESS Mode is set successfully.
- @retval EFI_INVALID_PARAMETER Mode is not the valid mode value.
- @retval EFI_UNSUPPORTED Mode is unsupported by console device.
-
-**/
-EFI_STATUS
-EFIAPI
-ConSpliterConsoleControlSetMode (
- IN EFI_CONSOLE_CONTROL_PROTOCOL *This,
- IN EFI_CONSOLE_CONTROL_SCREEN_MODE Mode
- )
-{
- TEXT_OUT_SPLITTER_PRIVATE_DATA *Private;
- UINTN Index;
- TEXT_OUT_AND_GOP_DATA *TextAndGop;
- BOOLEAN Supported;
-
- Private = CONSOLE_CONTROL_SPLITTER_PRIVATE_DATA_FROM_THIS (This);
-
- if (Mode >= EfiConsoleControlScreenMaxValue) {
- return EFI_INVALID_PARAMETER;
- }
-
- //
- // Judge current mode with wanted mode at first.
- //
- if (Private->ConsoleOutputMode == Mode) {
- return EFI_SUCCESS;
- }
-
- Supported = FALSE;
- TextAndGop = &Private->TextOutList[0];
- for (Index = 0; Index < Private->CurrentNumberOfConsoles; Index++, TextAndGop++) {
- if ((TextAndGop->GraphicsOutput != NULL) || (TextAndGop->UgaDraw != NULL)) {
- Supported = TRUE;
- break;
- }
- }
-
- if ((!Supported) && (Mode == EfiConsoleControlScreenGraphics)) {
- return EFI_UNSUPPORTED;
- }
-
- Private->ConsoleOutputMode = Mode;
-
- TextAndGop = &Private->TextOutList[0];
- for (Index = 0; Index < Private->CurrentNumberOfConsoles; Index++, TextAndGop++) {
-
- TextAndGop->TextOutEnabled = TRUE;
- //
- // If we are going into Graphics mode disable ConOut to any UGA device
- //
- if ((Mode == EfiConsoleControlScreenGraphics) &&((TextAndGop->GraphicsOutput != NULL) || (TextAndGop->UgaDraw != NULL))) {
- TextAndGop->TextOutEnabled = FALSE;
- if (FeaturePcdGet (PcdConOutGopSupport)) {
- DevNullGopSync (Private, TextAndGop->GraphicsOutput, TextAndGop->UgaDraw);
- } else if (FeaturePcdGet (PcdConOutUgaSupport)) {
- DevNullUgaSync (Private, TextAndGop->GraphicsOutput, TextAndGop->UgaDraw);
- }
- }
- }
- if (Mode == EfiConsoleControlScreenText) {
- DevNullSyncStdOut (Private);
- }
- return EFI_SUCCESS;
-}
-
-
/**
Returns information for an available graphics mode that the graphics device
and the set of active video output devices supports.
@@ -229,7 +97,6 @@ ConSpliterGraphicsOutputSetMode ( UINTN Index;
EFI_STATUS ReturnStatus;
EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Mode;
- UINTN Size;
EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
UINTN NumberIndex;
UINTN SizeOfInfo;
@@ -245,27 +112,9 @@ ConSpliterGraphicsOutputSetMode ( }
Private = GRAPHICS_OUTPUT_SPLITTER_PRIVATE_DATA_FROM_THIS (This);
-
- ReturnStatus = EFI_SUCCESS;
-
- //
- // Free the old version
- //
- if (Private->GraphicsOutputBlt != NULL) {
- FreePool (Private->GraphicsOutputBlt);
- }
-
- //
- // Allocate the virtual Blt buffer
- //
Mode = &Private->GraphicsOutputModeBuffer[ModeNumber];
- Size = Mode->HorizontalResolution * Mode->VerticalResolution * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL);
- Private->GraphicsOutputBlt = AllocateZeroPool (Size);
-
- if (Private->GraphicsOutputBlt == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
+ ReturnStatus = EFI_SUCCESS;
//
// return the worst status met
//
@@ -324,168 +173,6 @@ ConSpliterGraphicsOutputSetMode ( 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 Private 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 occured writting to the video
- buffer.
-
-**/
-EFI_STATUS
-DevNullGraphicsOutputBlt (
- IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private,
- 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
- )
-{
- UINTN SrcY;
- BOOLEAN Forward;
- UINTN Index;
- EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltPtr;
- EFI_GRAPHICS_OUTPUT_BLT_PIXEL *ScreenPtr;
- UINTN HorizontalResolution;
- UINTN VerticalResolution;
-
- if ((BltOperation < EfiBltVideoFill) || (BltOperation >= EfiGraphicsOutputBltOperationMax)) {
- return EFI_INVALID_PARAMETER;
- }
-
- if (Width == 0 || Height == 0) {
- return EFI_INVALID_PARAMETER;
- }
-
- if (Delta == 0) {
- Delta = Width * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL);
- }
-
- HorizontalResolution = Private->GraphicsOutput.Mode->Info->HorizontalResolution;
- VerticalResolution = Private->GraphicsOutput.Mode->Info->VerticalResolution;
-
- //
- // We need to fill the Virtual Screen buffer with the blt data.
- //
- if (BltOperation == EfiBltVideoToBltBuffer) {
- //
- // Video to BltBuffer: Source is Video, destination is BltBuffer
- //
- if ((SourceY + Height) > VerticalResolution) {
- return EFI_INVALID_PARAMETER;
- }
-
- if ((SourceX + Width) > HorizontalResolution) {
- return EFI_INVALID_PARAMETER;
- }
-
- BltPtr = (EFI_GRAPHICS_OUTPUT_BLT_PIXEL *) ((UINT8 *) BltBuffer + DestinationY * Delta + DestinationX * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL));
- ScreenPtr = &Private->GraphicsOutputBlt[SourceY * HorizontalResolution + SourceX];
- while (Height > 0) {
- CopyMem (BltPtr, ScreenPtr, Width * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL));
- BltPtr = (EFI_GRAPHICS_OUTPUT_BLT_PIXEL *) ((UINT8 *) BltPtr + Delta);
- ScreenPtr += HorizontalResolution;
- Height--;
- }
- } else {
- //
- // BltBuffer to Video: Source is BltBuffer, destination is Video
- //
- if (DestinationY + Height > VerticalResolution) {
- return EFI_INVALID_PARAMETER;
- }
-
- if (DestinationX + Width > HorizontalResolution) {
- return EFI_INVALID_PARAMETER;
- }
-
- if ((BltOperation == EfiBltVideoToVideo) && (DestinationY > SourceY)) {
- //
- // Copy backwards, only care the Video to Video Blt
- //
- ScreenPtr = &Private->GraphicsOutputBlt[(DestinationY + Height - 1) * HorizontalResolution + DestinationX];
- SrcY = SourceY + Height - 1;
- Forward = FALSE;
- } else {
- //
- // Copy forwards, for other cases
- //
- ScreenPtr = &Private->GraphicsOutputBlt[DestinationY * HorizontalResolution + DestinationX];
- SrcY = SourceY;
- Forward = TRUE;
- }
-
- while (Height != 0) {
- if (BltOperation == EfiBltVideoFill) {
- for (Index = 0; Index < Width; Index++) {
- ScreenPtr[Index] = *BltBuffer;
- }
- } else {
- if (BltOperation == EfiBltBufferToVideo) {
- BltPtr = (EFI_GRAPHICS_OUTPUT_BLT_PIXEL *) ((UINT8 *) BltBuffer + SrcY * Delta + SourceX * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL));
- } else {
- BltPtr = &Private->GraphicsOutputBlt[SrcY * HorizontalResolution + SourceX];
- }
-
- CopyMem (ScreenPtr, BltPtr, Width * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL));
- }
-
- if (Forward) {
- ScreenPtr += HorizontalResolution;
- SrcY ++;
- } else {
- ScreenPtr -= HorizontalResolution;
- SrcY --;
- }
- Height--;
- }
- }
-
- return EFI_SUCCESS;
-}
/**
@@ -550,7 +237,7 @@ ConSpliterGraphicsOutputBlt ( )
{
EFI_STATUS Status;
- EFI_STATUS ReturnStatus;
+ EFI_STATUS ReturnStatus = EFI_DEVICE_ERROR;
TEXT_OUT_SPLITTER_PRIVATE_DATA *Private;
UINTN Index;
EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
@@ -558,7 +245,6 @@ ConSpliterGraphicsOutputBlt ( Private = GRAPHICS_OUTPUT_SPLITTER_PRIVATE_DATA_FROM_THIS (This);
- ReturnStatus = EFI_SUCCESS;
//
// return the worst status met
//
@@ -616,58 +302,6 @@ ConSpliterGraphicsOutputBlt ( }
/**
- Write data from the buffer to video display based on Graphics Output setting.
-
- @param Private Consplitter Text Out pointer.
- @param GraphicsOutput Graphics Output protocol pointer.
- @param UgaDraw UGA Draw protocol pointer.
-
- @retval EFI_UNSUPPORTED No graphics devcie available .
- @retval EFI_SUCCESS The Blt operation completed.
- @retval EFI_INVALID_PARAMETER BltOperation is not valid.
- @retval EFI_DEVICE_ERROR A hardware error occured writting to the video buffer.
-
-
-**/
-EFI_STATUS
-DevNullGopSync (
- IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private,
- IN EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput,
- IN EFI_UGA_DRAW_PROTOCOL *UgaDraw
- )
-{
- if (GraphicsOutput != NULL) {
- return GraphicsOutput->Blt (
- GraphicsOutput,
- Private->GraphicsOutputBlt,
- EfiBltBufferToVideo,
- 0,
- 0,
- 0,
- 0,
- Private->GraphicsOutput.Mode->Info->HorizontalResolution,
- Private->GraphicsOutput.Mode->Info->VerticalResolution,
- 0
- );
- } else if (UgaDraw != NULL && FeaturePcdGet (PcdUgaConsumeSupport)) {
- return UgaDraw->Blt (
- UgaDraw,
- (EFI_UGA_PIXEL *) Private->GraphicsOutputBlt,
- EfiUgaBltBufferToVideo,
- 0,
- 0,
- 0,
- 0,
- Private->GraphicsOutput.Mode->Info->HorizontalResolution,
- Private->GraphicsOutput.Mode->Info->VerticalResolution,
- 0
- );
- } else {
- return EFI_UNSUPPORTED;
- }
-}
-
-/**
Return the current video mode information.
@param This The EFI_UGA_DRAW_PROTOCOL instance.
@@ -741,7 +375,6 @@ ConSpliterUgaDrawSetMode ( TEXT_OUT_SPLITTER_PRIVATE_DATA *Private;
UINTN Index;
EFI_STATUS ReturnStatus;
- UINTN Size;
EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
UINTN NumberIndex;
UINTN SizeOfInfo;
@@ -750,28 +383,9 @@ ConSpliterUgaDrawSetMode ( Private = UGA_DRAW_SPLITTER_PRIVATE_DATA_FROM_THIS (This);
- //
- // UgaDevNullSetMode ()
- //
ReturnStatus = EFI_SUCCESS;
//
- // Free the old version
- //
- if (Private->UgaBlt != NULL) {
- FreePool (Private->UgaBlt);
- }
-
- //
- // Allocate the virtual Blt buffer
- //
- Size = HorizontalResolution * VerticalResolution * sizeof (EFI_UGA_PIXEL);
- Private->UgaBlt = AllocateZeroPool (Size);
- if (Private->UgaBlt == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
-
- //
// Update the Mode data
//
Private->UgaHorizontalResolution = HorizontalResolution;
@@ -779,9 +393,6 @@ ConSpliterUgaDrawSetMode ( Private->UgaColorDepth = ColorDepth;
Private->UgaRefreshRate = RefreshRate;
- if (Private->ConsoleOutputMode != EfiConsoleControlScreenGraphics) {
- return ReturnStatus;
- }
//
// return the worst status met
//
@@ -828,174 +439,6 @@ ConSpliterUgaDrawSetMode ( 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 Private Text Out Splitter 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 occured writting to the video
- buffer.
-
-**/
-EFI_STATUS
-DevNullUgaBlt (
- IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private,
- 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
- )
-{
- UINTN SrcY;
- BOOLEAN Forward;
- UINTN Index;
- EFI_UGA_PIXEL *BltPtr;
- EFI_UGA_PIXEL *ScreenPtr;
- UINT32 HorizontalResolution;
- UINT32 VerticalResolution;
-
- if ((BltOperation < 0) || (BltOperation >= EfiUgaBltMax)) {
- return EFI_INVALID_PARAMETER;
- }
-
- if (Width == 0 || Height == 0) {
- return EFI_INVALID_PARAMETER;
- }
-
- if (Delta == 0) {
- Delta = Width * sizeof (EFI_UGA_PIXEL);
- }
-
- HorizontalResolution = Private->UgaHorizontalResolution;
- VerticalResolution = Private->UgaVerticalResolution;
-
- //
- // We need to fill the Virtual Screen buffer with the blt data.
- //
- if (BltOperation == EfiUgaVideoToBltBuffer) {
- //
- // Video to BltBuffer: Source is Video, destination is BltBuffer
- //
- if ((SourceY + Height) > VerticalResolution) {
- return EFI_INVALID_PARAMETER;
- }
-
- if ((SourceX + Width) > HorizontalResolution) {
- return EFI_INVALID_PARAMETER;
- }
-
- BltPtr = (EFI_UGA_PIXEL *) ((UINT8 *) BltBuffer + DestinationY * Delta + DestinationX * sizeof (EFI_UGA_PIXEL));
- ScreenPtr = &Private->UgaBlt[SourceY * HorizontalResolution + SourceX];
- while (Height > 0) {
- CopyMem (BltPtr, ScreenPtr, Width * sizeof (EFI_UGA_PIXEL));
- BltPtr = (EFI_UGA_PIXEL *) ((UINT8 *) BltPtr + Delta);
- ScreenPtr += HorizontalResolution;
- Height--;
- }
- } else {
- //
- // BltBuffer to Video: Source is BltBuffer, destination is Video
- //
- if (DestinationY + Height > VerticalResolution) {
- return EFI_INVALID_PARAMETER;
- }
-
- if (DestinationX + Width > HorizontalResolution) {
- return EFI_INVALID_PARAMETER;
- }
-
- if ((BltOperation == EfiUgaVideoToVideo) && (DestinationY > SourceY)) {
- //
- // Copy backwards, only care the Video to Video Blt
- //
- ScreenPtr = &Private->UgaBlt[(DestinationY + Height - 1) * HorizontalResolution + DestinationX];
- SrcY = SourceY + Height - 1;
- Forward = FALSE;
- } else {
- //
- // Copy forwards, for other cases
- //
- ScreenPtr = &Private->UgaBlt[DestinationY * HorizontalResolution + DestinationX];
- SrcY = SourceY;
- Forward = TRUE;
- }
-
- while (Height != 0) {
- if (BltOperation == EfiUgaVideoFill) {
- for (Index = 0; Index < Width; Index++) {
- ScreenPtr[Index] = *BltBuffer;
- }
- } else {
- if (BltOperation == EfiUgaBltBufferToVideo) {
- BltPtr = (EFI_UGA_PIXEL *) ((UINT8 *) BltBuffer + SrcY * Delta + SourceX * sizeof (EFI_UGA_PIXEL));
- } else {
- BltPtr = &Private->UgaBlt[SrcY * HorizontalResolution + SourceX];
- }
-
- CopyMem (ScreenPtr, BltPtr, Width * sizeof (EFI_UGA_PIXEL));
- }
-
- if (Forward) {
- ScreenPtr += HorizontalResolution;
- SrcY ++;
- } else {
- ScreenPtr -= HorizontalResolution;
- SrcY --;
- }
- Height--;
- }
- }
-
- return EFI_SUCCESS;
-}
/**
Blt a rectangle of pixels on the graphics screen.
@@ -1069,24 +512,7 @@ ConSpliterUgaDrawBlt ( Private = UGA_DRAW_SPLITTER_PRIVATE_DATA_FROM_THIS (This);
- //
- // Sync up DevNull UGA device
- //
- ReturnStatus = DevNullUgaBlt (
- Private,
- BltBuffer,
- BltOperation,
- SourceX,
- SourceY,
- DestinationX,
- DestinationY,
- Width,
- Height,
- Delta
- );
- if (Private->ConsoleOutputMode != EfiConsoleControlScreenGraphics) {
- return ReturnStatus;
- }
+ ReturnStatus = EFI_SUCCESS;
//
// return the worst status met
//
@@ -1143,600 +569,27 @@ ConSpliterUgaDrawBlt ( }
/**
- Write data from the buffer to video display based on UGA Draw setting.
-
- @param Private Consplitter Text Out pointer.
- @param GraphicsOutput Graphics Output protocol pointer.
- @param UgaDraw UGA Draw protocol pointer.
-
- @retval EFI_UNSUPPORTED No graphics devcie available .
- @retval EFI_SUCCESS The Blt operation completed.
- @retval EFI_INVALID_PARAMETER BltOperation is not valid.
- @retval EFI_DEVICE_ERROR A hardware error occured writting to the video buffer.
-
-**/
-EFI_STATUS
-DevNullUgaSync (
- IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private,
- IN EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput,
- IN EFI_UGA_DRAW_PROTOCOL *UgaDraw
- )
-{
- if (GraphicsOutput != NULL) {
- return GraphicsOutput->Blt (
- GraphicsOutput,
- (EFI_GRAPHICS_OUTPUT_BLT_PIXEL *) Private->UgaBlt,
- EfiBltBufferToVideo,
- 0,
- 0,
- 0,
- 0,
- Private->UgaHorizontalResolution,
- Private->UgaVerticalResolution,
- 0
- );
- } else if (UgaDraw != NULL && FeaturePcdGet (PcdUgaConsumeSupport)) {
- return UgaDraw->Blt (
- UgaDraw,
- Private->UgaBlt,
- EfiUgaBltBufferToVideo,
- 0,
- 0,
- 0,
- 0,
- Private->UgaHorizontalResolution,
- Private->UgaVerticalResolution,
- Private->UgaHorizontalResolution * sizeof (EFI_UGA_PIXEL)
- );
- } else {
- return EFI_UNSUPPORTED;
- }
-}
-
-
-/**
- Write a Unicode string to the output device.
-
- @param Private Pointer to the console output splitter's private
- data. It indicates the calling context.
- @param WString The NULL-terminated Unicode string to be
- displayed on the output device(s). All output
- devices must also support the Unicode drawing
- defined in this file.
-
- @retval EFI_SUCCESS The string was output to the device.
- @retval EFI_DEVICE_ERROR The device reported an error while attempting to
- output the text.
- @retval EFI_UNSUPPORTED The output device's mode is not currently in a
- defined text mode.
- @retval EFI_WARN_UNKNOWN_GLYPH This warning code indicates that some of the
- characters in the Unicode string could not be
- rendered and were skipped.
-
-**/
-EFI_STATUS
-DevNullTextOutOutputString (
- IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private,
- IN CHAR16 *WString
- )
-{
- UINTN SizeScreen;
- UINTN SizeAttribute;
- UINTN Index;
- EFI_SIMPLE_TEXT_OUTPUT_MODE *Mode;
- CHAR16 *Screen;
- CHAR16 *NullScreen;
- CHAR16 InsertChar;
- CHAR16 TempChar;
- CHAR16 *PStr;
- INT32 *Attribute;
- INT32 *NullAttributes;
- INT32 CurrentWidth;
- UINTN LastRow;
- UINTN MaxColumn;
-
- Mode = &Private->TextOutMode;
- NullScreen = Private->DevNullScreen;
- NullAttributes = Private->DevNullAttributes;
- LastRow = Private->DevNullRows - 1;
- MaxColumn = Private->DevNullColumns;
-
- if ((Mode->Attribute & EFI_WIDE_ATTRIBUTE) != 0) {
- CurrentWidth = 2;
- } else {
- CurrentWidth = 1;
- }
-
- while (*WString != L'\0') {
-
- if (*WString == CHAR_BACKSPACE) {
- //
- // If the cursor is at the left edge of the display, then move the cursor
- // one row up.
- //
- if (Mode->CursorColumn == 0 && Mode->CursorRow > 0) {
- Mode->CursorRow--;
- Mode->CursorColumn = (INT32) MaxColumn;
- }
-
- //
- // If the cursor is not at the left edge of the display,
- // then move the cursor left one column.
- //
- if (Mode->CursorColumn > 0) {
- Mode->CursorColumn--;
- if (Mode->CursorColumn > 0 &&
- NullAttributes[Mode->CursorRow * MaxColumn + Mode->CursorColumn - 1] & EFI_WIDE_ATTRIBUTE
- ) {
- Mode->CursorColumn--;
-
- //
- // Insert an extra backspace
- //
- InsertChar = CHAR_BACKSPACE;
- PStr = WString + 1;
- while (*PStr != L'\0') {
- TempChar = *PStr;
- *PStr = InsertChar;
- InsertChar = TempChar;
- PStr++;
- }
-
- *PStr = InsertChar;
- *(++PStr) = 0;
-
- WString++;
- }
- }
-
- WString++;
-
- } else if (*WString == CHAR_LINEFEED) {
- //
- // If the cursor is at the bottom of the display,
- // then scroll the display one row, and do not update
- // the cursor position. Otherwise, move the cursor down one row.
- //
- if (Mode->CursorRow == (INT32) (LastRow)) {
- //
- // Scroll Screen Up One Row
- //
- SizeAttribute = LastRow * MaxColumn;
- CopyMem (
- NullAttributes,
- NullAttributes + MaxColumn,
- SizeAttribute * sizeof (INT32)
- );
-
- //
- // Each row has an ending CHAR_NULL. So one more character each line
- // for DevNullScreen than DevNullAttributes
- //
- SizeScreen = SizeAttribute + LastRow;
- CopyMem (
- NullScreen,
- NullScreen + (MaxColumn + 1),
- SizeScreen * sizeof (CHAR16)
- );
-
- //
- // Print Blank Line at last line
- //
- Screen = NullScreen + SizeScreen;
- Attribute = NullAttributes + SizeAttribute;
-
- for (Index = 0; Index < MaxColumn; Index++, Screen++, Attribute++) {
- *Screen = L' ';
- *Attribute = Mode->Attribute;
- }
- } else {
- Mode->CursorRow++;
- }
-
- WString++;
- } else if (*WString == CHAR_CARRIAGE_RETURN) {
- //
- // Move the cursor to the beginning of the current row.
- //
- Mode->CursorColumn = 0;
- WString++;
- } else {
- //
- // Print the character at the current cursor position and
- // move the cursor right one column. If this moves the cursor
- // past the right edge of the display, then the line should wrap to
- // the beginning of the next line. This is equivalent to inserting
- // a CR and an LF. Note that if the cursor is at the bottom of the
- // display, and the line wraps, then the display will be scrolled
- // one line.
- //
- Index = Mode->CursorRow * MaxColumn + Mode->CursorColumn;
-
- while (Mode->CursorColumn < (INT32) MaxColumn) {
- if (*WString == CHAR_NULL) {
- break;
- }
-
- if (*WString == CHAR_BACKSPACE) {
- break;
- }
-
- if (*WString == CHAR_LINEFEED) {
- break;
- }
-
- if (*WString == CHAR_CARRIAGE_RETURN) {
- break;
- }
-
- if (*WString == UNICODE_WIDE_CHAR || *WString == UNICODE_NARROW_CHAR) {
- CurrentWidth = (*WString == UNICODE_WIDE_CHAR) ? 2 : 1;
- WString++;
- continue;
- }
-
- if (Mode->CursorColumn + CurrentWidth > (INT32) MaxColumn) {
- //
- // If a wide char is at the rightmost column, then move the char
- // to the beginning of the next row
- //
- NullScreen[Index + Mode->CursorRow] = L' ';
- NullAttributes[Index] = Mode->Attribute | (UINT32) EFI_WIDE_ATTRIBUTE;
- Index++;
- Mode->CursorColumn++;
- } else {
- NullScreen[Index + Mode->CursorRow] = *WString;
- NullAttributes[Index] = Mode->Attribute;
- if (CurrentWidth == 1) {
- NullAttributes[Index] &= (~ (UINT32) EFI_WIDE_ATTRIBUTE);
- } else {
- NullAttributes[Index] |= (UINT32) EFI_WIDE_ATTRIBUTE;
- NullAttributes[Index + 1] &= (~ (UINT32) EFI_WIDE_ATTRIBUTE);
- }
-
- Index += CurrentWidth;
- WString++;
- Mode->CursorColumn += CurrentWidth;
- }
- }
- //
- // At the end of line, output carriage return and line feed
- //
- if (Mode->CursorColumn >= (INT32) MaxColumn) {
- DevNullTextOutOutputString (Private, mCrLfString);
- }
- }
- }
-
- return EFI_SUCCESS;
-}
-
-
-/**
Sets the output device(s) to a specified mode.
@param Private Text Out Splitter pointer.
@param ModeNumber The mode number to set.
- @retval EFI_SUCCESS The requested text mode was set.
- @retval EFI_DEVICE_ERROR The device had an error and could not complete
- the request.
- @retval EFI_UNSUPPORTED The mode number was not valid.
- @retval EFI_OUT_OF_RESOURCES Out of resources.
-
**/
-EFI_STATUS
-DevNullTextOutSetMode (
+VOID
+TextOutSetMode (
IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private,
IN UINTN ModeNumber
)
{
- UINTN Size;
- INT32 CurrentMode;
- UINTN Row;
- UINTN Column;
- TEXT_OUT_SPLITTER_QUERY_DATA *Mode;
-
- //
- // No extra check for ModeNumber here, as it has been checked in
- // ConSplitterTextOutSetMode. And mode 0 should always be supported.
- // Row and Column should be fetched from intersection map.
- //
- if (Private->TextOutModeMap != NULL) {
- CurrentMode = *(Private->TextOutModeMap + Private->TextOutListCount * ModeNumber);
- } else {
- CurrentMode = (INT32) (ModeNumber);
- }
- Mode = &(Private->TextOutQueryData[CurrentMode]);
- Row = Mode->Rows;
- Column = Mode->Columns;
-
- if (Row == 0 || Column == 0) {
- return EFI_UNSUPPORTED;
- }
-
- if (Private->TextOutMode.Mode != (INT32) ModeNumber) {
-
- Private->TextOutMode.Mode = (INT32) ModeNumber;
- Private->DevNullColumns = Column;
- Private->DevNullRows = Row;
-
- if (Private->DevNullScreen != NULL) {
- FreePool (Private->DevNullScreen);
- }
-
- Size = (Row * (Column + 1)) * sizeof (CHAR16);
- Private->DevNullScreen = AllocateZeroPool (Size);
- if (Private->DevNullScreen == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
-
- if (Private->DevNullAttributes != NULL) {
- FreePool (Private->DevNullAttributes);
- }
-
- Size = Row * Column * sizeof (INT32);
- Private->DevNullAttributes = AllocateZeroPool (Size);
- if (Private->DevNullAttributes == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
- }
-
- DevNullTextOutClearScreen (Private);
-
- return EFI_SUCCESS;
-}
-
-
-/**
- Clears the output device(s) display to the currently selected background
- color.
-
- @param Private Text Out Splitter pointer.
-
- @retval EFI_SUCCESS The operation completed successfully.
- @retval EFI_DEVICE_ERROR The device had an error and could not complete
- the request.
- @retval EFI_UNSUPPORTED The output device is not in a valid text mode.
-
-**/
-EFI_STATUS
-DevNullTextOutClearScreen (
- IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private
- )
-{
- UINTN Row;
- UINTN Column;
- CHAR16 *Screen;
- INT32 *Attributes;
- INT32 CurrentAttribute;
-
- //
- // Clear the DevNull Text Out Buffers.
- // The screen is filled with spaces.
- // The attributes are all synced with the current Simple Text Out Attribute
- //
- Screen = Private->DevNullScreen;
- Attributes = Private->DevNullAttributes;
- CurrentAttribute = Private->TextOutMode.Attribute;
-
- for (Row = 0; Row < Private->DevNullRows; Row++) {
- for (Column = 0; Column < Private->DevNullColumns; Column++, Screen++, Attributes++) {
- *Screen = L' ';
- *Attributes = CurrentAttribute;
- }
- //
- // Each line of the screen has a NULL on the end so we must skip over it
- //
- Screen++;
- }
-
- DevNullTextOutSetCursorPosition (Private, 0, 0);
-
- return DevNullTextOutEnableCursor (Private, TRUE);
-}
-
-
-/**
- Sets the current coordinates of the cursor position on NULL device.
-
- @param Private Text Out Splitter pointer.
- @param Column The column position to set the cursor to. Must be
- greater than or equal to zero and less than the
- number of columns by QueryMode ().
- @param Row The row position to set the cursor to. Must be
- greater than or equal to zero and less than the
- number of rows by QueryMode ().
-
- @retval EFI_SUCCESS Always returned.
-
-**/
-EFI_STATUS
-DevNullTextOutSetCursorPosition (
- IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private,
- IN UINTN Column,
- IN UINTN Row
- )
-{
//
// 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.CursorColumn = (INT32) Column;
- Private->TextOutMode.CursorRow = (INT32) Row;
-
- return EFI_SUCCESS;
-}
-
-
-/**
- Set cursor visibility property on NULL device.
+ Private->TextOutMode.Mode = (INT32) ModeNumber;
+ Private->TextOutMode.CursorColumn = 0;
+ Private->TextOutMode.CursorRow = 0;
+ Private->TextOutMode.CursorVisible = TRUE;
- @param Private Text Out Splitter pointer.
- @param Visible If TRUE, the cursor is set to be visible, If
- FALSE, the cursor is set to be invisible.
-
- @retval EFI_SUCCESS Always returned.
-
-**/
-EFI_STATUS
-DevNullTextOutEnableCursor (
- IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private,
- IN BOOLEAN Visible
- )
-{
- Private->TextOutMode.CursorVisible = Visible;
-
- return EFI_SUCCESS;
-}
-
-
-/**
- Take the DevNull TextOut device and update the Simple Text Out on every
- UGA device.
-
- @param Private Text Out Splitter pointer.
-
- @retval EFI_SUCCESS The request is valid.
- @retval other Return status of TextOut->OutputString ()
-
-**/
-EFI_STATUS
-DevNullSyncStdOut (
- IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private
- )
-{
- EFI_STATUS Status;
- EFI_STATUS ReturnStatus;
- UINTN Row;
- UINTN Column;
- UINTN List;
- UINTN MaxColumn;
- UINTN CurrentColumn;
- UINTN StartRow;
- UINTN StartColumn;
- INT32 StartAttribute;
- BOOLEAN StartCursorState;
- CHAR16 *Screen;
- CHAR16 *Str;
- CHAR16 *Buffer;
- CHAR16 *BufferTail;
- CHAR16 *ScreenStart;
- INT32 CurrentAttribute;
- INT32 *Attributes;
- EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *Sto;
-
- //
- // Save the devices Attributes, Cursor enable state and location
- //
- StartColumn = Private->TextOutMode.CursorColumn;
- StartRow = Private->TextOutMode.CursorRow;
- StartAttribute = Private->TextOutMode.Attribute;
- StartCursorState = Private->TextOutMode.CursorVisible;
-
- for (List = 0; List < Private->CurrentNumberOfConsoles; List++) {
-
- Sto = Private->TextOutList[List].TextOut;
-
- //
- // Skip non GOP/UGA devices
- //
- if ((Private->TextOutList[List].GraphicsOutput != NULL) || (Private->TextOutList[List].UgaDraw != NULL)) {
- Sto->EnableCursor (Sto, FALSE);
- Sto->ClearScreen (Sto);
- }
- }
-
- ReturnStatus = EFI_SUCCESS;
- Screen = Private->DevNullScreen;
- Attributes = Private->DevNullAttributes;
- MaxColumn = Private->DevNullColumns;
-
- Buffer = AllocateZeroPool ((MaxColumn + 1) * sizeof (CHAR16));
- if (Buffer == NULL) {
- return ReturnStatus;
- }
-
- for (Row = 0; Row < Private->DevNullRows; Row++, Screen += (MaxColumn + 1), Attributes += MaxColumn) {
-
- if (Row == (Private->DevNullRows - 1)) {
- //
- // Don't ever sync the last character as it will scroll the screen
- //
- Screen[MaxColumn - 1] = 0x00;
- }
-
- Column = 0;
- while (Column < MaxColumn) {
- if (Screen[Column] > 0) {
- CurrentAttribute = Attributes[Column];
- CurrentColumn = Column;
- ScreenStart = &Screen[Column];
-
- //
- // the line end is alway 0x0. So Column should be less than MaxColumn
- // It should be still in the same row
- //
- for (Str = ScreenStart, BufferTail = Buffer; *Str != 0; Str++, Column++) {
-
- if (Attributes[Column] != CurrentAttribute) {
- Column--;
- break;
- }
-
- *BufferTail = *Str;
- BufferTail++;
- if ((Attributes[Column] & EFI_WIDE_ATTRIBUTE) != 0) {
- Str++;
- Column++;
- }
- }
-
- *BufferTail = 0;
-
- for (List = 0; List < Private->CurrentNumberOfConsoles; List++) {
-
- Sto = Private->TextOutList[List].TextOut;
-
- //
- // Skip non GOP/UGA devices
- //
- if ((Private->TextOutList[List].GraphicsOutput != NULL) || (Private->TextOutList[List].UgaDraw != NULL)) {
- Sto->SetAttribute (Sto, CurrentAttribute);
- Sto->SetCursorPosition (Sto, CurrentColumn, Row);
- Status = Sto->OutputString (Sto, Buffer);
- if (EFI_ERROR (Status)) {
- ReturnStatus = Status;
- }
- }
- }
-
- }
-
- Column++;
- }
- }
- //
- // Restore the devices Attributes, Cursor enable state and location
- //
- for (List = 0; List < Private->CurrentNumberOfConsoles; List++) {
- Sto = Private->TextOutList[List].TextOut;
-
- //
- // Skip non GOP/UGA devices
- //
- if ((Private->TextOutList[List].GraphicsOutput != NULL) || (Private->TextOutList[List].UgaDraw != NULL)) {
- Sto->SetAttribute (Sto, StartAttribute);
- Sto->SetCursorPosition (Sto, StartColumn, StartRow);
- Status = Sto->EnableCursor (Sto, StartCursorState);
- if (EFI_ERROR (Status)) {
- ReturnStatus = Status;
- }
- }
- }
-
- FreePool (Buffer);
-
- return ReturnStatus;
+ return;
}
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