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add PCD PcdUgaConsumeSupport to switch on/off EFI UGA Draw Protocol's consuming, it could save size by changing PCD's value to FALSE.

Browse Source 
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@4911 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
vanjeff
2008-03-19 05:22:06 +00:00
parent 18b8485750
commit 8541adab27
13 changed files with 347 additions and 309 deletions
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74
MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitter.c
View File

@@ -686,7 +686,7 @@ ConSplitterTextOutConstructor (
//
// When new console device is added, the new mode will be set later,
// so put current mode back to init state.
//
//
ConOutPrivate->TextOutMode.Mode = 0xFF;
Status = ConSplitterGrowBuffer (
@@ -1236,6 +1236,9 @@ Returns:
if (EFI_ERROR (Status)) {
return Status;
}
GraphicsOutput = NULL;
UgaDraw = NULL;
//
// Try to Open Graphics Output protocol
//
@@ -1247,22 +1250,19 @@ Returns:
mConOut.VirtualHandle,
EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
if (EFI_ERROR (Status)) {
GraphicsOutput = NULL;
}
//
// Open UGA_DRAW protocol
//
Status = gBS->OpenProtocol (
ControllerHandle,
&gEfiUgaDrawProtocolGuid,
(VOID **) &UgaDraw,
This->DriverBindingHandle,
mConOut.VirtualHandle,
EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
if (EFI_ERROR (Status)) {
UgaDraw = NULL;
if (EFI_ERROR (Status) && FeaturePcdGet (PcdUgaConsumeSupport)) {
//
// Open UGA_DRAW protocol
//
Status = gBS->OpenProtocol (
ControllerHandle,
&gEfiUgaDrawProtocolGuid,
(VOID **) &UgaDraw,
This->DriverBindingHandle,
mConOut.VirtualHandle,
EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
}
//
@@ -1270,7 +1270,7 @@ Returns:
// so put current mode back to init state.
//
mConOut.TextOutMode.Mode = 0xFF;
//
// If both ConOut and StdErr incorporate the same Text Out device,
// their MaxMode and QueryData should be the intersection of both.
@@ -1278,7 +1278,7 @@ Returns:
Status = ConSplitterTextOutAddDevice (&mConOut, TextOut, GraphicsOutput, UgaDraw);
ConSplitterTextOutSetAttribute (&mConOut.TextOut, EFI_TEXT_ATTR (EFI_LIGHTGRAY, EFI_BLACK));
if (FeaturePcdGet (PcdConOutUgaSupport)) {
if (FeaturePcdGet (PcdConOutUgaSupport) && FeaturePcdGet (PcdUgaConsumeSupport)) {
//
// Match the UGA mode data of ConOut with the current mode
//
@@ -1332,13 +1332,13 @@ Returns:
if (EFI_ERROR (Status)) {
return Status;
}
//
// When new console device is added, the new mode will be set later,
// so put current mode back to init state.
//
mStdErr.TextOutMode.Mode = 0xFF;
//
// If both ConOut and StdErr incorporate the same Text Out device,
// their MaxMode and QueryData should be the intersection of both.
@@ -2711,7 +2711,7 @@ Returns:
}
}
}
if (UgaDraw != NULL) {
if (UgaDraw != NULL && FeaturePcdGet (PcdUgaConsumeSupport)) {
//
// Graphics console driver can ensure the same mode for all GOP devices
// so we can get the current mode from this video device
@@ -2751,7 +2751,7 @@ Done:
if (GraphicsOutput != NULL) {
Private->CurrentNumberOfGraphicsOutput++;
}
if (UgaDraw != NULL) {
if (UgaDraw != NULL && FeaturePcdGet (PcdUgaConsumeSupport)) {
Private->CurrentNumberOfUgaDraw++;
}
@@ -2801,7 +2801,7 @@ Returns:
None
--*/
--*/
{
UINTN Col;
UINTN Row;
@@ -2813,7 +2813,7 @@ Returns:
EFI_STATUS Status;
CONSOLE_OUT_MODE *ModeInfo;
EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *TextOut;
PreferMode = 0xFF;
BaseMode = 0xFF;
TextOut = &Private->TextOut;
@@ -2832,9 +2832,9 @@ Returns:
);
//
// Set to the default mode 80 x 25 required by EFI/UEFI spec;
// Set to the default mode 80 x 25 required by EFI/UEFI spec;
// user can also define other valid default console mode here.
//
//
if (EFI_ERROR(Status)) {
ModeInfo->Column = 80;
ModeInfo->Row = 25;
@@ -2844,9 +2844,9 @@ Returns:
EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_NON_VOLATILE,
sizeof (CONSOLE_OUT_MODE),
ModeInfo
);
);
}
for (Mode = 0; Mode < MaxMode; Mode++) {
Status = TextOut->QueryMode (TextOut, Mode, &Col, &Row);
if (!EFI_ERROR(Status)) {
@@ -2858,19 +2858,19 @@ Returns:
}
}
}
Status = TextOut->SetMode (TextOut, PreferMode);
//
// if current mode setting is failed, default 80x25 mode will be set.
//
if (EFI_ERROR(Status)) {
Status = TextOut->SetMode (TextOut, BaseMode);
ASSERT(!EFI_ERROR(Status));
ModeInfo->Column = 80;
ModeInfo->Row = 25;
//
// Update ConOutMode variable
//
@@ -2880,7 +2880,7 @@ Returns:
EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_NON_VOLATILE,
sizeof (CONSOLE_OUT_MODE),
ModeInfo
);
);
}
gBS->FreePool (ModeInfo);
@@ -2989,7 +2989,7 @@ Returns:
}
}
if (FeaturePcdGet (PcdConOutUgaSupport)) {
if (UgaDraw != NULL) {
if (UgaDraw != NULL && FeaturePcdGet (PcdUgaConsumeSupport)) {
Status = UgaDraw->GetMode (
UgaDraw,
&UgaHorizontalResolution,
@@ -3043,7 +3043,7 @@ Returns:
}
//
// After adding new console device, all existing console devices should be
// After adding new console device, all existing console devices should be
// synced to the current shared mode.
//
ConsplitterSetConsoleOutMode (Private);
@@ -3084,7 +3084,7 @@ Returns:
if (TextOutList->TextOut == TextOut) {
CopyMem (TextOutList, TextOutList + 1, sizeof (TEXT_OUT_AND_GOP_DATA) * Index);
CurrentNumOfConsoles--;
if (TextOutList->UgaDraw != NULL) {
if (TextOutList->UgaDraw != NULL && FeaturePcdGet (PcdUgaConsumeSupport)) {
Private->CurrentNumberOfUgaDraw--;
}
if (TextOutList->GraphicsOutput != NULL) {