diff options
Diffstat (limited to 'EdkModulePkg')
| -rw-r--r-- | EdkModulePkg/Universal/Console/GraphicsConsole/Dxe/GraphicsConsole.c | 112 |
1 files changed, 82 insertions, 30 deletions
diff --git a/EdkModulePkg/Universal/Console/GraphicsConsole/Dxe/GraphicsConsole.c b/EdkModulePkg/Universal/Console/GraphicsConsole/Dxe/GraphicsConsole.c index 4a2dd5928c..3f79991f3c 100644 --- a/EdkModulePkg/Universal/Console/GraphicsConsole/Dxe/GraphicsConsole.c +++ b/EdkModulePkg/Universal/Console/GraphicsConsole/Dxe/GraphicsConsole.c @@ -6,7 +6,7 @@ Remaining Tasks Solve palette issues for mixed graphics and text
When does this protocol reset the palette?
-Copyright (c) 2006 Intel Corporation. <BR>
+Copyright (c) 2006 - 2007 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
@@ -720,8 +720,12 @@ GraphicsConsoleConOutOutputString ( UINTN Count;
UINTN Index;
INT32 OriginAttribute;
+ EFI_TPL OldTpl;
CHAR16 SpaceStr[] = { NARROW_CHAR, ' ', 0 };
+ Status = EFI_SUCCESS;
+
+ OldTpl = gBS->RaiseTPL (EFI_TPL_NOTIFY);
//
// Current mode
//
@@ -959,10 +963,12 @@ GraphicsConsoleConOutOutputString ( EraseCursor (This);
if (Warning) {
- return EFI_WARN_UNKNOWN_GLYPH;
+ Status = EFI_WARN_UNKNOWN_GLYPH;
}
- return EFI_SUCCESS;
+ gBS->RestoreTPL (OldTpl);
+ return Status;
+
}
EFI_STATUS
@@ -1063,22 +1069,30 @@ GraphicsConsoleConOutQueryMode ( --*/
{
GRAPHICS_CONSOLE_DEV *Private;
+ EFI_STATUS Status;
+ EFI_TPL OldTpl;
if (ModeNumber >= (UINTN) This->Mode->MaxMode) {
return EFI_UNSUPPORTED;
}
+ OldTpl = gBS->RaiseTPL (EFI_TPL_NOTIFY);
+ Status = EFI_SUCCESS;
+
Private = GRAPHICS_CONSOLE_CON_OUT_DEV_FROM_THIS (This);
*Columns = Private->ModeData[ModeNumber].Columns;
*Rows = Private->ModeData[ModeNumber].Rows;
if (*Columns <= 0 && *Rows <= 0) {
- return EFI_UNSUPPORTED;
+ Status = EFI_UNSUPPORTED;
+ goto Done;
}
- return EFI_SUCCESS;
+Done:
+ gBS->RestoreTPL (OldTpl);
+ return Status;
}
EFI_STATUS
@@ -1113,16 +1127,19 @@ GraphicsConsoleConOutSetMode ( --*/
{
- EFI_STATUS Status;
- GRAPHICS_CONSOLE_DEV *Private;
- GRAPHICS_CONSOLE_MODE_DATA *ModeData;
- EFI_GRAPHICS_OUTPUT_BLT_PIXEL *NewLineBuffer;
- UINT32 HorizontalResolution;
- UINT32 VerticalResolution;
- EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
- EFI_UGA_DRAW_PROTOCOL *UgaDraw;
- UINT32 ColorDepth;
- UINT32 RefreshRate;
+ EFI_STATUS Status;
+ GRAPHICS_CONSOLE_DEV *Private;
+ GRAPHICS_CONSOLE_MODE_DATA *ModeData;
+ EFI_GRAPHICS_OUTPUT_BLT_PIXEL *NewLineBuffer;
+ UINT32 HorizontalResolution;
+ UINT32 VerticalResolution;
+ EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
+ EFI_UGA_DRAW_PROTOCOL *UgaDraw;
+ UINT32 ColorDepth;
+ UINT32 RefreshRate;
+ EFI_TPL OldTpl;
+
+ OldTpl = gBS->RaiseTPL (EFI_TPL_NOTIFY);
Private = GRAPHICS_CONSOLE_CON_OUT_DEV_FROM_THIS (This);
GraphicsOutput = Private->GraphicsOutput;
@@ -1130,18 +1147,21 @@ GraphicsConsoleConOutSetMode ( ModeData = &(Private->ModeData[ModeNumber]);
if (ModeData->Columns <= 0 && ModeData->Rows <= 0) {
- return EFI_UNSUPPORTED;
+ Status = EFI_UNSUPPORTED;
+ goto Done;
}
//
// Make sure the requested mode number is supported
//
if (ModeNumber >= (UINTN) This->Mode->MaxMode) {
- return EFI_UNSUPPORTED;
+ Status = EFI_UNSUPPORTED;
+ goto Done;
}
if (ModeData->Columns <= 0 && ModeData->Rows <= 0) {
- return EFI_UNSUPPORTED;
+ Status = EFI_UNSUPPORTED;
+ goto Done;
}
//
// Attempt to allocate a line buffer for the requested mode number
@@ -1156,7 +1176,7 @@ GraphicsConsoleConOutSetMode ( // The new line buffer could not be allocated, so return an error.
// No changes to the state of the current console have been made, so the current console is still valid
//
- return Status;
+ goto Done;
}
//
// If the mode has been set at least one other time, then LineBuffer will not be NULL
@@ -1172,7 +1192,8 @@ GraphicsConsoleConOutSetMode ( //
if ((INT32) ModeNumber == This->Mode->Mode) {
gBS->FreePool (NewLineBuffer);
- return EFI_SUCCESS;
+ Status = EFI_SUCCESS;
+ goto Done;
}
//
// Otherwise, the size of the text console and/or the UGA mode will be changed,
@@ -1197,7 +1218,7 @@ GraphicsConsoleConOutSetMode ( //
// The mode set operation failed
//
- return Status;
+ goto Done;
}
} else {
//
@@ -1242,7 +1263,7 @@ GraphicsConsoleConOutSetMode ( //
// The mode set operation failed
//
- return Status;
+ goto Done;
}
} else {
//
@@ -1274,7 +1295,11 @@ GraphicsConsoleConOutSetMode ( This->SetCursorPosition (This, 0, 0);
This->EnableCursor (This, TRUE);
- return EFI_SUCCESS;
+ Status = EFI_SUCCESS;
+
+Done:
+ gBS->RestoreTPL (OldTpl);
+ return Status;
}
EFI_STATUS
@@ -1308,6 +1333,8 @@ GraphicsConsoleConOutSetAttribute ( --*/
{
+ EFI_TPL OldTpl;
+
if ((Attribute | 0xFF) != 0xFF) {
return EFI_UNSUPPORTED;
}
@@ -1316,12 +1343,16 @@ GraphicsConsoleConOutSetAttribute ( return EFI_SUCCESS;
}
+ OldTpl = gBS->RaiseTPL (EFI_TPL_NOTIFY);
+
EraseCursor (This);
This->Mode->Attribute = (INT32) Attribute;
EraseCursor (This);
+ gBS->RestoreTPL (OldTpl);
+
return EFI_SUCCESS;
}
@@ -1355,13 +1386,16 @@ GraphicsConsoleConOutClearScreen ( --*/
{
- EFI_STATUS Status;
- GRAPHICS_CONSOLE_DEV *Private;
- GRAPHICS_CONSOLE_MODE_DATA *ModeData;
+ EFI_STATUS Status;
+ GRAPHICS_CONSOLE_DEV *Private;
+ GRAPHICS_CONSOLE_MODE_DATA *ModeData;
EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
- EFI_UGA_DRAW_PROTOCOL *UgaDraw;
+ EFI_UGA_DRAW_PROTOCOL *UgaDraw;
EFI_GRAPHICS_OUTPUT_BLT_PIXEL Foreground;
EFI_GRAPHICS_OUTPUT_BLT_PIXEL Background;
+ EFI_TPL OldTpl;
+
+ OldTpl = gBS->RaiseTPL (EFI_TPL_NOTIFY);
Private = GRAPHICS_CONSOLE_CON_OUT_DEV_FROM_THIS (This);
GraphicsOutput = Private->GraphicsOutput;
@@ -1402,6 +1436,8 @@ GraphicsConsoleConOutClearScreen ( EraseCursor (This);
+ gBS->RestoreTPL (OldTpl);
+
return Status;
}
@@ -1441,16 +1477,24 @@ GraphicsConsoleConOutSetCursorPosition ( {
GRAPHICS_CONSOLE_DEV *Private;
GRAPHICS_CONSOLE_MODE_DATA *ModeData;
+ EFI_STATUS Status;
+ EFI_TPL OldTpl;
+
+ Status = EFI_SUCCESS;
+
+ OldTpl = gBS->RaiseTPL (EFI_TPL_NOTIFY);
Private = GRAPHICS_CONSOLE_CON_OUT_DEV_FROM_THIS (This);
ModeData = &(Private->ModeData[This->Mode->Mode]);
if ((Column >= ModeData->Columns) || (Row >= ModeData->Rows)) {
- return EFI_UNSUPPORTED;
+ Status = EFI_UNSUPPORTED;
+ goto Done;
}
if (((INT32) Column == This->Mode->CursorColumn) && ((INT32) Row == This->Mode->CursorRow)) {
- return EFI_SUCCESS;
+ Status = EFI_SUCCESS;
+ goto Done;
}
EraseCursor (This);
@@ -1460,7 +1504,10 @@ GraphicsConsoleConOutSetCursorPosition ( EraseCursor (This);
- return EFI_SUCCESS;
+Done:
+ gBS->RestoreTPL (OldTpl);
+
+ return Status;
}
EFI_STATUS
@@ -1492,12 +1539,17 @@ GraphicsConsoleConOutEnableCursor ( --*/
{
+ EFI_TPL OldTpl;
+
+ OldTpl = gBS->RaiseTPL (EFI_TPL_NOTIFY);
+
EraseCursor (This);
This->Mode->CursorVisible = Visible;
EraseCursor (This);
+ gBS->RestoreTPL (OldTpl);
return EFI_SUCCESS;
}
|