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1. retired console control protocol. 

2. removed NULL console device from consplitter module.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7995 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
vanjeff 2009-04-01 02:52:17 +00:00
parent c44fb9d331
commit 9937b36506
9 changed files with 117 additions and 1937 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

101
MdeModulePkg/Include/Protocol/ConsoleControl.h
View File

@ -1,101 +0,0 @@
/** @file
This protocol provides the interfaces to Get/Set the current video mode for GOP/UGA screen
Copyright (c) 2006 - 2008, Intel Corporation
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
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.
**/
#ifndef __CONSOLE_CONTROL_H__
#define __CONSOLE_CONTROL_H__
#define EFI_CONSOLE_CONTROL_PROTOCOL_GUID \
{ 0xf42f7782, 0x12e, 0x4c12, {0x99, 0x56, 0x49, 0xf9, 0x43, 0x4, 0xf7, 0x21 } }
typedef struct _EFI_CONSOLE_CONTROL_PROTOCOL EFI_CONSOLE_CONTROL_PROTOCOL;
typedef enum {
EfiConsoleControlScreenText, ///> Text Mode
EfiConsoleControlScreenGraphics, ///> Graphics Mode
EfiConsoleControlScreenMaxValue
} EFI_CONSOLE_CONTROL_SCREEN_MODE;
/**
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.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_CONSOLE_CONTROL_PROTOCOL_GET_MODE)(
IN EFI_CONSOLE_CONTROL_PROTOCOL *This,
OUT EFI_CONSOLE_CONTROL_SCREEN_MODE *Mode,
OUT BOOLEAN *GopUgaExists, OPTIONAL
OUT BOOLEAN *StdInLocked OPTIONAL
);
/**
Set the current video mode to either text or graphics. Graphics is
for Quiet Boot.
@param This 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.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_CONSOLE_CONTROL_PROTOCOL_SET_MODE)(
IN EFI_CONSOLE_CONTROL_PROTOCOL *This,
OUT EFI_CONSOLE_CONTROL_SCREEN_MODE Mode
);
/**
If Password is NULL or the Password is too big, then return an error. If the
Password is valid, then store the password, lock StdIn and arm the periodic timer.
@param This Protocol instance pointer.
@param Password The password input.
@retval EFI_SUCCESS Lock the StdIn device.
@retval EFI_INVALID_PARAMETER Password is NULL.
@retval EFI_OUT_OF_RESOURCES Buffer allocation to store the password fails.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_CONSOLE_CONTROL_PROTOCOL_LOCK_STD_IN)(
IN EFI_CONSOLE_CONTROL_PROTOCOL *This,
IN CHAR16 *Password
);
struct _EFI_CONSOLE_CONTROL_PROTOCOL {
EFI_CONSOLE_CONTROL_PROTOCOL_GET_MODE GetMode;
EFI_CONSOLE_CONTROL_PROTOCOL_SET_MODE SetMode;
EFI_CONSOLE_CONTROL_PROTOCOL_LOCK_STD_IN LockStdIn;
};
extern EFI_GUID gEfiConsoleControlProtocolGuid;
#endif

4
MdeModulePkg/MdeModulePkg.dec
View File

@ -150,10 +150,6 @@
## Include/Protocol/GenericMemoryTest.h
gEfiGenericMemTestProtocolGuid = { 0x309DE7F1, 0x7F5E, 0x4ACE, { 0xB4, 0x9C, 0x53, 0x1B, 0xE5, 0xAA, 0x95, 0xEF }}
## This protocol provides the interfaces to Get/Set the current video mode for GOP/UGA screen
## Include/Protocol/ConsoleControl.h
gEfiConsoleControlProtocolGuid = { 0xF42F7782, 0x012E, 0x4C12, { 0x99, 0x56, 0x49, 0xF9, 0x43, 0x04, 0xF7, 0x21 }}
## Include/Protocol/NicIp4Config.h
gEfiNicIp4ConfigProtocolGuid = {0xdca3d4d, 0x12da, 0x4728, { 0xbf, 0x7e, 0x86, 0xce, 0xb9, 0x28, 0xd0, 0x67 }}

380
MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitter.c
View File

@ -16,7 +16,7 @@
never removed. Such design ensures sytem function well during none console
device situation.
Copyright (c) 2006 - 2008 Intel Corporation. <BR>
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
@ -35,6 +35,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
GLOBAL_REMOVE_IF_UNREFERENCED TEXT_IN_SPLITTER_PRIVATE_DATA mConIn = {
TEXT_IN_SPLITTER_PRIVATE_DATA_SIGNATURE,
(EFI_HANDLE) NULL,
{
ConSplitterTextInReset,
ConSplitterTextInReadKeyStroke,
@ -43,6 +44,7 @@ GLOBAL_REMOVE_IF_UNREFERENCED TEXT_IN_SPLITTER_PRIVATE_DATA mConIn = {
0,
(EFI_SIMPLE_TEXT_INPUT_PROTOCOL **) NULL,
0,
{
ConSplitterTextInResetEx,
ConSplitterTextInReadKeyStrokeEx,
@ -82,7 +84,6 @@ GLOBAL_REMOVE_IF_UNREFERENCED TEXT_IN_SPLITTER_PRIVATE_DATA mConIn = {
(EFI_EVENT) NULL,
(EFI_ABSOLUTE_POINTER_MODE *) NULL
},
{
0, // AbsoluteMinX
0, // AbsoluteMinY
@ -97,22 +98,6 @@ GLOBAL_REMOVE_IF_UNREFERENCED TEXT_IN_SPLITTER_PRIVATE_DATA mConIn = {
0,
FALSE,
FALSE,
{
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
},
0,
{
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
},
(EFI_EVENT) NULL,
FALSE,
FALSE
};
@ -164,6 +149,7 @@ GLOBAL_REMOVE_IF_UNREFERENCED TEXT_OUT_SPLITTER_PRIVATE_DATA mConOut = {
0,
FALSE,
},
{
NULL,
NULL,
@ -173,35 +159,23 @@ GLOBAL_REMOVE_IF_UNREFERENCED TEXT_OUT_SPLITTER_PRIVATE_DATA mConOut = {
0,
0,
0,
(EFI_UGA_PIXEL *) NULL,
{
NULL,
NULL,
NULL,
NULL
},
(EFI_GRAPHICS_OUTPUT_BLT_PIXEL *) NULL,
(EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *) NULL,
0,
0,
TRUE,
{
ConSpliterConsoleControlGetMode,
ConSpliterConsoleControlSetMode,
ConSpliterConsoleControlLockStdIn
},
0,
(TEXT_OUT_AND_GOP_DATA *) NULL,
0,
(TEXT_OUT_SPLITTER_QUERY_DATA *) NULL,
0,
(INT32 *) NULL,
EfiConsoleControlScreenText,
0,
0,
(CHAR16 *) NULL,
(INT32 *) NULL
};
@ -231,6 +205,7 @@ GLOBAL_REMOVE_IF_UNREFERENCED TEXT_OUT_SPLITTER_PRIVATE_DATA mStdErr = {
0,
FALSE,
},
{
NULL,
NULL,
@ -240,35 +215,23 @@ GLOBAL_REMOVE_IF_UNREFERENCED TEXT_OUT_SPLITTER_PRIVATE_DATA mStdErr = {
0,
0,
0,
(EFI_UGA_PIXEL *) NULL,
{
NULL,
NULL,
NULL,
NULL
},
(EFI_GRAPHICS_OUTPUT_BLT_PIXEL *) NULL,
(EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *) NULL,
0,
0,
TRUE,
{
ConSpliterConsoleControlGetMode,
ConSpliterConsoleControlSetMode,
ConSpliterConsoleControlLockStdIn
},
0,
(TEXT_OUT_AND_GOP_DATA *) NULL,
0,
(TEXT_OUT_SPLITTER_QUERY_DATA *) NULL,
0,
(INT32 *) NULL,
EfiConsoleControlScreenText,
0,
0,
(CHAR16 *) NULL,
(INT32 *) NULL
};
@ -474,8 +437,6 @@ ConSplitterDriverEntry(
&mConOut.TextOut,
&gEfiUgaDrawProtocolGuid,
&mConOut.UgaDraw,
&gEfiConsoleControlProtocolGuid,
&mConOut.ConsoleControl,
NULL
);
} else if (!FeaturePcdGet (PcdConOutUgaSupport)) {
@ -489,8 +450,6 @@ ConSplitterDriverEntry(
&mConOut.TextOut,
&gEfiGraphicsOutputProtocolGuid,
&mConOut.GraphicsOutput,
&gEfiConsoleControlProtocolGuid,
&mConOut.ConsoleControl,
NULL
);
} else {
@ -506,8 +465,6 @@ ConSplitterDriverEntry(
&mConOut.GraphicsOutput,
&gEfiUgaDrawProtocolGuid,
&mConOut.UgaDraw,
&gEfiConsoleControlProtocolGuid,
&mConOut.ConsoleControl,
NULL
);
}
@ -565,17 +522,7 @@ ConSplitterTextInConstructor (
if (EFI_ERROR (Status)) {
return EFI_OUT_OF_RESOURCES;
}
//
// Create Event to support locking StdIn Device
//
Status = gBS->CreateEvent (
EVT_TIMER | EVT_NOTIFY_SIGNAL,
TPL_CALLBACK,
ConSpliterConsoleControlLockStdInEvent,
NULL,
&ConInPrivate->LockEvent
);
ASSERT_EFI_ERROR (Status);
//
// Create Event to wait for a key
//
@ -725,15 +672,16 @@ ConSplitterTextOutConstructor (
}
//
// Setup the DevNullTextOut console to 80 x 25
// Setup the default console to 80 x 25 and mode to 0
//
ConOutPrivate->TextOutQueryData[0].Columns = 80;
ConOutPrivate->TextOutQueryData[0].Rows = 25;
DevNullTextOutSetMode (ConOutPrivate, 0);
TextOutSetMode (ConOutPrivate, 0);
if (FeaturePcdGet (PcdConOutUgaSupport)) {
//
// Setup the DevNullUgaDraw to 800 x 600 x 32 bits per pixel, 60Hz.
// Setup the UgaDraw to 800 x 600 x 32 bits per pixel, 60Hz.
//
ConSpliterUgaDrawSetMode (&ConOutPrivate->UgaDraw, 800, 600, 32, 60);
}
@ -2974,7 +2922,6 @@ ConSplitterTextOutAddDevice (
{
EFI_STATUS Status;
UINTN CurrentNumOfConsoles;
INT32 CurrentMode;
INT32 MaxMode;
UINT32 UgaHorizontalResolution;
UINT32 UgaVerticalResolution;
@ -3014,18 +2961,6 @@ ConSplitterTextOutAddDevice (
TextAndGop->GraphicsOutput = GraphicsOutput;
TextAndGop->UgaDraw = UgaDraw;
if ((GraphicsOutput == NULL) && (UgaDraw == NULL)) {
//
// If No GOP/UGA device then use the ConOut device
//
TextAndGop->TextOutEnabled = TRUE;
} else {
//
// If GOP/UGA device use ConOut device only used if screen is in Text mode
//
TextAndGop->TextOutEnabled = (BOOLEAN) (Private->ConsoleOutputMode == EfiConsoleControlScreenText);
}
if (CurrentNumOfConsoles == 0) {
//
// Add the first device's output mode to console splitter's mode list
@ -3044,7 +2979,6 @@ ConSplitterTextOutAddDevice (
//
ConSplitterGetIntersectionBetweenConOutAndStrErr ();
CurrentMode = Private->TextOutMode.Mode;
MaxMode = Private->TextOutMode.MaxMode;
ASSERT (MaxMode >= 1);
@ -3102,32 +3036,10 @@ ConSplitterTextOutAddDevice (
);
}
if (Private->ConsoleOutputMode == EfiConsoleControlScreenGraphics && GraphicsOutput != NULL) {
//
// We just added a new GOP or UGA device in graphics mode
//
if (FeaturePcdGet (PcdConOutGopSupport)) {
//
// Sync display output on new device based on GOP settings.
//
DevNullGopSync (Private, TextAndGop->GraphicsOutput, TextAndGop->UgaDraw);
} else if (FeaturePcdGet (PcdConOutUgaSupport)) {
//
// Sync display output on new device based on UGA settings.
//
DevNullUgaSync (Private, TextAndGop->GraphicsOutput, TextAndGop->UgaDraw);
}
} else if ((CurrentMode >= 0) && ((GraphicsOutput != NULL) || (UgaDraw != NULL)) && (CurrentMode < Private->TextOutMode.MaxMode)) {
//
// The new console supports the same mode of the current console so sync up
//
DevNullSyncStdOut (Private);
} else {
//
// If ConOut, then set the mode to Mode #0 which us 80 x 25
//
Private->TextOut.SetMode (&Private->TextOut, 0);
}
//
// After adding new console device, all existing console devices should be
@ -3192,13 +3104,13 @@ ConSplitterTextOutDeleteDevice (
if (CurrentNumOfConsoles == 0) {
//
// If the number of consoles is zero clear the Dev NULL device
// If the number of consoles is zero, reset all parameters
//
Private->CurrentNumberOfConsoles = 0;
Private->TextOutMode.MaxMode = 1;
Private->TextOutQueryData[0].Columns = 80;
Private->TextOutQueryData[0].Rows = 25;
DevNullTextOutSetMode (Private, 0);
TextOutSetMode (Private, 0);
return EFI_SUCCESS;
}
@ -3330,157 +3242,10 @@ ConSplitterTextInPrivateReadKeyStroke (
return EFI_NOT_READY;
}
/**
Return TRUE if StdIn is locked. The ConIn device on the virtual handle is
the only device locked.
@retval TRUE StdIn locked
@retval FALSE StdIn working normally
**/
BOOLEAN
ConSpliterConssoleControlStdInLocked (
VOID
)
{
return mConIn.PasswordEnabled;
}
/**
Record and check key sequence on StdIn.
This timer event will fire when StdIn is locked. It will record the key sequence
on StdIn and also check to see if it matches the password. Any error in the
password will cause the check to reset. As long as a mConIn.PasswordEnabled is
TRUE, the StdIn splitter will not report any input.
@param Event The Event this notify function registered to.
@param Context Pointer to the context data registerd to the
Event.
**/
VOID
EFIAPI
ConSpliterConsoleControlLockStdInEvent (
IN EFI_EVENT Event,
IN VOID *Context
)
{
EFI_STATUS Status;
EFI_INPUT_KEY Key;
CHAR16 BackSpaceString[2];
CHAR16 SpaceString[2];
do {
Status = ConSplitterTextInPrivateReadKeyStroke (&mConIn, &Key);
if (!EFI_ERROR (Status)) {
//
// If key read successfully
//
if ((Key.UnicodeChar == CHAR_CARRIAGE_RETURN) && (Key.ScanCode == SCAN_NULL)) {
//
// If it's an ENTER, match password
//
mConIn.PwdAttempt[mConIn.PwdIndex] = CHAR_NULL;
if (StrCmp (mConIn.Password, mConIn.PwdAttempt) != 0) {
//
// Password not match
//
ConSplitterTextOutOutputString (&mConOut.TextOut, (CHAR16 *) L"\n\rPassword not correct\n\r");
mConIn.PwdIndex = 0;
} else {
//
// Key matches password sequence
//
gBS->SetTimer (mConIn.LockEvent, TimerPeriodic, 0);
mConIn.PasswordEnabled = FALSE;
Status = EFI_NOT_READY;
}
} else if ((Key.UnicodeChar == CHAR_BACKSPACE) && (Key.ScanCode == SCAN_NULL)) {
//
// BackSpace met
//
if (mConIn.PwdIndex > 0) {
BackSpaceString[0] = CHAR_BACKSPACE;
BackSpaceString[1] = 0;
SpaceString[0] = L' ';
SpaceString[1] = 0;
ConSplitterTextOutOutputString (&mConOut.TextOut, BackSpaceString);
ConSplitterTextOutOutputString (&mConOut.TextOut, SpaceString);
ConSplitterTextOutOutputString (&mConOut.TextOut, BackSpaceString);
mConIn.PwdIndex--;
}
} else if ((Key.ScanCode == SCAN_NULL) && (Key.UnicodeChar >= 32)) {
//
// If it's not an ENTER, neigher a function key, nor a CTRL-X or ALT-X, record the input,
// value 32 stands for a Blank Space key.
//
if (mConIn.PwdIndex < (MAX_STD_IN_PASSWORD - 1)) {
if (mConIn.PwdIndex == 0) {
ConSplitterTextOutOutputString (&mConOut.TextOut, (CHAR16 *) L"\n\r");
}
ConSplitterTextOutOutputString (&mConOut.TextOut, (CHAR16 *) L"*");
mConIn.PwdAttempt[mConIn.PwdIndex] = Key.UnicodeChar;
mConIn.PwdIndex++;
}
}
}
} while (!EFI_ERROR (Status));
}
/**
If Password is NULL or the Password is too big, then return an error. If the
Password is valid, then store the password, lock StdIn and arm the periodic timer.
@param This Console Control protocol pointer.
@param Password The password input.
@retval EFI_SUCCESS Lock the StdIn device.
@retval EFI_INVALID_PARAMETER Password is NULL.
@retval EFI_OUT_OF_RESOURCES Buffer allocation to store the password fails.
**/
EFI_STATUS
EFIAPI
ConSpliterConsoleControlLockStdIn (
IN EFI_CONSOLE_CONTROL_PROTOCOL *This,
IN CHAR16 *Password
)
{
if (Password == NULL) {
return EFI_INVALID_PARAMETER;
}
if (StrLen (Password) >= MAX_STD_IN_PASSWORD) {
//
// Currently have a max password size
//
return EFI_OUT_OF_RESOURCES;
}
//
// Save the password, initialize state variables and arm event timer
//
StrCpy (mConIn.Password, Password);
mConIn.PasswordEnabled = TRUE;
mConIn.PwdIndex = 0;
//
// Lock Timer Periodic is 25ms.
//
gBS->SetTimer (mConIn.LockEvent, TimerPeriodic, 10000 * 25);
return EFI_SUCCESS;
}
/**
Reads the next keystroke from the input device. The WaitForKey Event can
be used to test for existance of a keystroke via WaitForEvent () call.
If the ConIn is password locked make it look like no keystroke is availible
@param This Protocol instance pointer.
@param Key Driver may perform diagnostics on reset.
@ -3501,12 +3266,6 @@ ConSplitterTextInReadKeyStroke (
TEXT_IN_SPLITTER_PRIVATE_DATA *Private;
Private = TEXT_IN_SPLITTER_PRIVATE_DATA_FROM_THIS (This);
if (Private->PasswordEnabled) {
//
// If StdIn Locked return not ready
//
return EFI_NOT_READY;
}
Private->KeyEventSignalState = FALSE;
@ -3517,7 +3276,6 @@ ConSplitterTextInReadKeyStroke (
/**
This event aggregates all the events of the ConIn devices in the spliter.
If the ConIn is password locked then return.
If any events of physical ConIn devices are signaled, signal the ConIn
spliter event. This will cause the calling code to call
ConSplitterTextInReadKeyStroke ().
@ -3539,13 +3297,6 @@ ConSplitterTextInWaitForKey (
Private = (TEXT_IN_SPLITTER_PRIVATE_DATA *) Context;
if (Private->PasswordEnabled) {
//
// If StdIn Locked return not ready
//
return ;
}
if (Private->KeyEventSignalState) {
//
// If KeyEventSignalState is flagged before, and not cleared by Reset() or ReadKeyStroke()
@ -3691,12 +3442,6 @@ ConSplitterTextInReadKeyStrokeEx (
}
Private = TEXT_IN_EX_SPLITTER_PRIVATE_DATA_FROM_THIS (This);
if (Private->PasswordEnabled) {
//
// If StdIn Locked return not ready
//
return EFI_NOT_READY;
}
Private->KeyEventSignalState = FALSE;
@ -4076,7 +3821,6 @@ ConSplitterSimplePointerPrivateGetState (
/**
Reads the next keystroke from the input device. The WaitForKey Event can
be used to test for existance of a keystroke via WaitForEvent () call.
If the ConIn is password locked make it look like no keystroke is availible
@param This A pointer to protocol instance.
@param State A pointer to state information on the pointer device
@ -4097,12 +3841,6 @@ ConSplitterSimplePointerGetState (
TEXT_IN_SPLITTER_PRIVATE_DATA *Private;
Private = TEXT_IN_SPLITTER_PRIVATE_DATA_FROM_SIMPLE_POINTER_THIS (This);
if (Private->PasswordEnabled) {
//
// If StdIn Locked return not ready
//
return EFI_NOT_READY;
}
Private->InputEventSignalState = FALSE;
@ -4112,7 +3850,6 @@ ConSplitterSimplePointerGetState (
/**
This event agregates all the events of the ConIn devices in the spliter.
If the ConIn is password locked then return.
If any events of physical ConIn devices are signaled, signal the ConIn
spliter event. This will cause the calling code to call
ConSplitterTextInReadKeyStroke ().
@ -4133,12 +3870,6 @@ ConSplitterSimplePointerWaitForInput (
UINTN Index;
Private = (TEXT_IN_SPLITTER_PRIVATE_DATA *) Context;
if (Private->PasswordEnabled) {
//
// If StdIn Locked return not ready
//
return ;
}
//
// if InputEventSignalState is flagged before, and not cleared by Reset() or ReadKeyStroke()
@ -4236,12 +3967,6 @@ ConSplitterAbsolutePointerGetState (
Private = TEXT_IN_SPLITTER_PRIVATE_DATA_FROM_ABSOLUTE_POINTER_THIS (This);
if (Private->PasswordEnabled) {
//
// If StdIn Locked return not ready
//
return EFI_NOT_READY;
}
Private->AbsoluteInputEventSignalState = FALSE;
@ -4290,7 +4015,6 @@ ConSplitterAbsolutePointerGetState (
/**
This event agregates all the events of the pointer devices in the splitter.
If the ConIn is password locked then return.
If any events of physical pointer devices are signaled, signal the pointer
splitter event. This will cause the calling code to call
ConSplitterAbsolutePointerGetState ().
@ -4311,12 +4035,6 @@ ConSplitterAbsolutePointerWaitForInput (
UINTN Index;
Private = (TEXT_IN_SPLITTER_PRIVATE_DATA *) Context;
if (Private->PasswordEnabled) {
//
// If StdIn Locked return not ready
//
return ;
}
//
// if AbsoluteInputEventSignalState is flagged before,
@ -4369,9 +4087,6 @@ ConSplitterTextOutReset (
// return the worst status met
//
for (Index = 0, ReturnStatus = EFI_SUCCESS; Index < Private->CurrentNumberOfConsoles; Index++) {
if (Private->TextOutList[Index].TextOutEnabled) {
Status = Private->TextOutList[Index].TextOut->Reset (
Private->TextOutList[Index].TextOut,
ExtendedVerification
@ -4380,14 +4095,13 @@ ConSplitterTextOutReset (
ReturnStatus = Status;
}
}
}
This->SetAttribute (This, EFI_TEXT_ATTR (This->Mode->Attribute & 0x0F, EFI_BLACK));
Status = DevNullTextOutSetMode (Private, 0);
if (EFI_ERROR (Status)) {
ReturnStatus = Status;
}
//
// reset all mode parameters
//
TextOutSetMode (Private, 0);
return ReturnStatus;
}
@ -4449,14 +4163,7 @@ ConSplitterTextOutOutputString (
//
// return the worst status met
//
Status = DevNullTextOutOutputString (Private, TargetString);
if (EFI_ERROR (Status)) {
ReturnStatus = Status;
}
for (Index = 0, ReturnStatus = EFI_SUCCESS; Index < Private->CurrentNumberOfConsoles; Index++) {
if (Private->TextOutList[Index].TextOutEnabled) {
Status = Private->TextOutList[Index].TextOut->OutputString (
Private->TextOutList[Index].TextOut,
TargetString
@ -4465,7 +4172,9 @@ ConSplitterTextOutOutputString (
ReturnStatus = Status;
}
}
}
Private->TextOutMode.CursorColumn = Private->TextOutList[0].TextOut->Mode->CursorColumn;
Private->TextOutMode.CursorRow = Private->TextOutList[0].TextOut->Mode->CursorRow;
if (BackSpaceCount > 0) {
FreePool (TargetString);
@ -4508,7 +4217,6 @@ ConSplitterTextOutTestString (
// return the worst status met
//
for (Index = 0, ReturnStatus = EFI_SUCCESS; Index < Private->CurrentNumberOfConsoles; Index++) {
if (Private->TextOutList[Index].TextOutEnabled) {
Status = Private->TextOutList[Index].TextOut->TestString (
Private->TextOutList[Index].TextOut,
WString
@ -4517,7 +4225,6 @@ ConSplitterTextOutTestString (
ReturnStatus = Status;
}
}
}
//
// There is no DevNullTextOutTestString () since a Unicode buffer would
// always return EFI_SUCCESS.
@ -4642,8 +4349,6 @@ ConSplitterTextOutSetMode (
//
TextOutModeMap = Private->TextOutModeMap + Private->TextOutListCount * ModeNumber;
for (Index = 0, ReturnStatus = EFI_SUCCESS; Index < Private->CurrentNumberOfConsoles; Index++) {
if (Private->TextOutList[Index].TextOutEnabled) {
Status = Private->TextOutList[Index].TextOut->SetMode (
Private->TextOutList[Index].TextOut,
TextOutModeMap[Index]
@ -4660,14 +4365,11 @@ ConSplitterTextOutSetMode (
ReturnStatus = Status;
}
}
}
//
// The DevNull Console will support any possible mode as it allocates memory
// Set mode parameter to specified mode number
//
Status = DevNullTextOutSetMode (Private, ModeNumber);
if (EFI_ERROR (Status)) {
ReturnStatus = Status;
}
TextOutSetMode (Private, ModeNumber);
return ReturnStatus;
}
@ -4715,8 +4417,6 @@ ConSplitterTextOutSetAttribute (
// return the worst status met
//
for (Index = 0, ReturnStatus = EFI_SUCCESS; Index < Private->CurrentNumberOfConsoles; Index++) {
if (Private->TextOutList[Index].TextOutEnabled) {
Status = Private->TextOutList[Index].TextOut->SetAttribute (
Private->TextOutList[Index].TextOut,
Attribute
@ -4725,7 +4425,6 @@ ConSplitterTextOutSetAttribute (
ReturnStatus = Status;
}
}
}
Private->TextOutMode.Attribute = (INT32) Attribute;
@ -4762,19 +4461,20 @@ ConSplitterTextOutClearScreen (
// return the worst status met
//
for (Index = 0, ReturnStatus = EFI_SUCCESS; Index < Private->CurrentNumberOfConsoles; Index++) {
if (Private->TextOutList[Index].TextOutEnabled) {
Status = Private->TextOutList[Index].TextOut->ClearScreen (Private->TextOutList[Index].TextOut);
if (EFI_ERROR (Status)) {
ReturnStatus = Status;
}
}
}
Status = DevNullTextOutClearScreen (Private);
if (EFI_ERROR (Status)) {
ReturnStatus = Status;
}
//
// 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 = 0;
Private->TextOutMode.CursorRow = 0;
Private->TextOutMode.CursorVisible = TRUE;
return ReturnStatus;
}
@ -4841,8 +4541,6 @@ ConSplitterTextOutSetCursorPosition (
// return the worst status met
//
for (Index = 0, ReturnStatus = EFI_SUCCESS; Index < Private->CurrentNumberOfConsoles; Index++) {
if (Private->TextOutList[Index].TextOutEnabled) {
Status = Private->TextOutList[Index].TextOut->SetCursorPosition (
Private->TextOutList[Index].TextOut,
Column,
@ -4852,9 +4550,14 @@ ConSplitterTextOutSetCursorPosition (
ReturnStatus = Status;
}
}
}
DevNullTextOutSetCursorPosition (Private, Column, 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 ReturnStatus;
}
@ -4892,8 +4595,6 @@ ConSplitterTextOutEnableCursor (
// return the worst status met
//
for (Index = 0, ReturnStatus = EFI_SUCCESS; Index < Private->CurrentNumberOfConsoles; Index++) {
if (Private->TextOutList[Index].TextOutEnabled) {
Status = Private->TextOutList[Index].TextOut->EnableCursor (
Private->TextOutList[Index].TextOut,
Visible
@ -4902,9 +4603,8 @@ ConSplitterTextOutEnableCursor (
ReturnStatus = Status;
}
}
}
DevNullTextOutEnableCursor (Private, Visible);
Private->TextOutMode.CursorVisible = Visible;
return ReturnStatus;
}

265
MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitter.h
View File

@ -1,7 +1,7 @@
/** @file
Private data structures for the Console Splitter driver
Copyright (c) 2006 - 2008 Intel Corporation. <BR>
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
@ -20,7 +20,6 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include <Protocol/DevicePath.h>
#include <Protocol/ComponentName.h>
#include <Protocol/DriverBinding.h>
#include <Protocol/ConsoleControl.h>
#include <Protocol/SimplePointer.h>
#include <Protocol/AbsolutePointer.h>
#include <Protocol/SimpleTextOut.h>
@ -77,7 +76,6 @@ extern EFI_COMPONENT_NAME2_PROTOCOL gConSplitterStdErrComponentName2;
//
#define CONSOLE_SPLITTER_CONSOLES_ALLOC_UNIT 32
#define CONSOLE_SPLITTER_MODES_ALLOC_UNIT 32
#define MAX_STD_IN_PASSWORD 80
typedef struct {
@ -146,12 +144,6 @@ typedef struct {
UINTN AbsolutePointerListCount;
BOOLEAN AbsoluteInputEventSignalState;
BOOLEAN PasswordEnabled;
CHAR16 Password[MAX_STD_IN_PASSWORD];
UINTN PwdIndex;
CHAR16 PwdAttempt[MAX_STD_IN_PASSWORD];
EFI_EVENT LockEvent;
BOOLEAN KeyEventSignalState;
BOOLEAN InputEventSignalState;
} TEXT_IN_SPLITTER_PRIVATE_DATA;
@ -190,7 +182,6 @@ typedef struct {
EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
EFI_UGA_DRAW_PROTOCOL *UgaDraw;
EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *TextOut;
BOOLEAN TextOutEnabled;
} TEXT_OUT_AND_GOP_DATA;
//
@ -207,17 +198,13 @@ typedef struct {
UINT32 UgaVerticalResolution;
UINT32 UgaColorDepth;
UINT32 UgaRefreshRate;
EFI_UGA_PIXEL *UgaBlt;
EFI_GRAPHICS_OUTPUT_PROTOCOL GraphicsOutput;
EFI_GRAPHICS_OUTPUT_BLT_PIXEL *GraphicsOutputBlt;
EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *GraphicsOutputModeBuffer;
UINTN CurrentNumberOfGraphicsOutput;
UINTN CurrentNumberOfUgaDraw;
BOOLEAN HardwareNeedsStarting;
EFI_CONSOLE_CONTROL_PROTOCOL ConsoleControl;
UINTN CurrentNumberOfConsoles;
TEXT_OUT_AND_GOP_DATA *TextOutList;
UINTN TextOutListCount;
@ -225,13 +212,6 @@ typedef struct {
UINTN TextOutQueryDataCount;
INT32 *TextOutModeMap;
EFI_CONSOLE_CONTROL_SCREEN_MODE ConsoleOutputMode;
UINTN DevNullColumns;
UINTN DevNullRows;
CHAR16 *DevNullScreen;
INT32 *DevNullAttributes;
} TEXT_OUT_SPLITTER_PRIVATE_DATA;
#define TEXT_OUT_SPLITTER_PRIVATE_DATA_FROM_THIS(a) \
@ -713,7 +693,7 @@ ConSplitterAbsolutePointerGetState (
/**
This event agregates all the events of the pointer devices in the splitter.
If the ConIn is password locked then return.
If any events of physical pointer devices are signaled, signal the pointer
splitter event. This will cause the calling code to call
ConSplitterAbsolutePointerGetState ().
@ -1283,7 +1263,6 @@ ConSplitterTextInReset (
/**
Reads the next keystroke from the input device. The WaitForKey Event can
be used to test for existance of a keystroke via WaitForEvent () call.
If the ConIn is password locked make it look like no keystroke is availible
@param This Protocol instance pointer.
@param Key Driver may perform diagnostics on reset.
@ -1455,7 +1434,6 @@ ConSplitterTextInUnregisterKeyNotify (
/**
This event aggregates all the events of the ConIn devices in the spliter.
If the ConIn is password locked then return.
If any events of physical ConIn devices are signaled, signal the ConIn
spliter event. This will cause the calling code to call
ConSplitterTextInReadKeyStroke ().
@ -1471,57 +1449,6 @@ ConSplitterTextInWaitForKey (
IN VOID *Context
);
/**
Return TRUE if StdIn is locked. The ConIn device on the virtual handle is
the only device locked.
@retval TRUE StdIn locked
@retval FALSE StdIn working normally
**/
BOOLEAN
ConSpliterConssoleControlStdInLocked (
VOID
);
/**
Record and check key sequence on StdIn.
This timer event will fire when StdIn is locked. It will record the key sequence
on StdIn and also check to see if it matches the password. Any error in the
password will cause the check to reset. As long as a mConIn.PasswordEnabled is
TRUE, the StdIn splitter will not report any input.
@param Event The Event this notify function registered to.
@param Context Pointer to the context data registerd to the
Event.
**/
VOID
EFIAPI
ConSpliterConsoleControlLockStdInEvent (
IN EFI_EVENT Event,
IN VOID *Context
);
/**
If Password is NULL unlock the password state variable and set the event
timer. If the Password is too big return an error. If the Password is valid
Copy the Password and enable state variable and then arm the periodic timer
@param This Console Control protocol pointer.
@param Password The password input.
@retval EFI_SUCCESS Lock the StdIn device
@retval EFI_INVALID_PARAMETER Password is NULL
@retval EFI_OUT_OF_RESOURCES Buffer allocation to store the password fails
**/
EFI_STATUS
EFIAPI
ConSpliterConsoleControlLockStdIn (
IN EFI_CONSOLE_CONTROL_PROTOCOL *This,
IN CHAR16 *Password
);
/**
Reads the next keystroke from the input device. The WaitForKey Event can
@ -1564,7 +1491,6 @@ ConSplitterSimplePointerReset (
/**
Reads the next keystroke from the input device. The WaitForKey Event can
be used to test for existance of a keystroke via WaitForEvent () call.
If the ConIn is password locked make it look like no keystroke is availible
@param This A pointer to protocol instance.
@param State A pointer to state information on the pointer device
@ -1584,7 +1510,6 @@ ConSplitterSimplePointerGetState (
/**
This event agregates all the events of the ConIn devices in the spliter.
If the ConIn is password locked then return.
If any events of physical ConIn devices are signaled, signal the ConIn
spliter event. This will cause the calling code to call
ConSplitterTextInReadKeyStroke ().
@ -1829,48 +1754,6 @@ ConSplitterGrowBuffer (
IN OUT VOID **Buffer
);
/**
Return the current video mode information. Also returns info about existence
of Graphics Output devices or UGA Draw devices in system, and if the Std In device is locked. All the
arguments are optional and only returned if a non NULL pointer is passed in.
@param This Protocol instance pointer.
@param Mode Are we in text of grahics mode.
@param GopUgaExists TRUE if Console Spliter has found a GOP or UGA device
@param StdInLocked TRUE if StdIn device is keyboard locked
@retval EFI_SUCCESS Mode information returned.
@retval EFI_INVALID_PARAMETER Invalid parameters.
**/
EFI_STATUS
EFIAPI
ConSpliterConsoleControlGetMode (
IN EFI_CONSOLE_CONTROL_PROTOCOL *This,
OUT EFI_CONSOLE_CONTROL_SCREEN_MODE *Mode,
OUT BOOLEAN *GopUgaExists,
OUT BOOLEAN *StdInLocked
);
/**
Set the current mode to either text or graphics. Graphics is
for Quiet Boot.
@param This Console Control Protocol instance pointer.
@param Mode Mode to set.
@retval EFI_SUCCESS Mode information returned.
@retval EFI_INVALID_PARAMETER Invalid parameter.
@retval EFI_UNSUPPORTED Operation unsupported.
**/
EFI_STATUS
EFIAPI
ConSpliterConsoleControlSetMode (
IN EFI_CONSOLE_CONTROL_PROTOCOL *This,
IN EFI_CONSOLE_CONTROL_SCREEN_MODE Mode
);
/**
Returns information for an available graphics mode that the graphics device
and the set of active video output devices supports.
@ -1978,26 +1861,6 @@ ConSpliterGraphicsOutputBlt (
IN UINTN Delta OPTIONAL
);
/**
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
);
/**
Return the current video mode information.
@ -2111,138 +1974,18 @@ ConSpliterUgaDrawBlt (
IN UINTN Delta OPTIONAL
);
/**
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
);
/**
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
);
/**
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
);
/**
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
);
/**
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
);
/**
Set cursor visibility property on NULL device.
@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
);
/**
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
);
#endif

10
MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitterDxe.inf
View File

@ -10,7 +10,7 @@
# Note: If only UGA Draw protocol is installed in system table, PcdUgaConsumeSupport
# should be set to TRUE.
#
# Copyright (c) 2006 - 2008, Intel Corporation
# Copyright (c) 2006 - 2009, Intel Corporation
#
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
@ -76,7 +76,6 @@
[Protocols]
gEfiConsoleControlProtocolGuid ## PRODUCES
gEfiSimplePointerProtocolGuid ## BY_START
gEfiAbsolutePointerProtocolGuid ## BY_START
gEfiSimpleTextInProtocolGuid ## BY_START
@ -95,10 +94,3 @@
gEfiMdeModulePkgTokenSpaceGuid.PcdConOutRow
gEfiMdeModulePkgTokenSpaceGuid.PcdConOutColumn
# [Event]
# ##
# # mConIn.LockEvent, used to record and check key sequence on StdIn. Periodic is 25ms.
# #
# EVENT_TYPE_PREIODIC_TIMER ## PRODUCES
#
#

1171
MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitterGraphics.c
View File

File diff suppressed because it is too large Load Diff

3
MdeModulePkg/Universal/HiiDatabaseDxe/HiiDatabase.h
View File

@ -1,7 +1,7 @@
/** @file
Private structures definitions in HiiDatabase.
Copyright (c) 2007 - 2008, Intel Corporation
Copyright (c) 2007 - 2009, Intel Corporation
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
@ -17,7 +17,6 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include <Uefi.h>
#include <Protocol/ConsoleControl.h>
#include <Protocol/DevicePath.h>
#include <Protocol/HiiFont.h>
#include <Protocol/HiiImage.h>

1
MdeModulePkg/Universal/SetupBrowserDxe/Setup.h
View File

@ -28,7 +28,6 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include <Protocol/HiiConfigRouting.h>
#include <Protocol/HiiDatabase.h>
#include <Protocol/HiiString.h>
#include <Protocol/ConsoleControl.h>
#include <Guid/MdeModuleHii.h>

3
MdeModulePkg/Universal/SetupBrowserDxe/SetupBrowserDxe.inf
View File

@ -1,7 +1,7 @@
#/** @file
# The DXE driver produces FORM BROWSER protocols defined in UEFI HII 2.1 specificatin.
#
# Copyright (c) 2007 - 2008, Intel Corporation. All rights reserved.
# Copyright (c) 2007 - 2009, Intel Corporation. All rights reserved.
#
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
@ -74,7 +74,6 @@
gEfiHiiConfigRoutingProtocolGuid ## CONSUMES
gEfiHiiDatabaseProtocolGuid ## CONSUMES
gEfiUnicodeCollation2ProtocolGuid ## CONSUMES
gEfiConsoleControlProtocolGuid ## CONSUMES
[FeaturePcd.common]
gEfiMdeModulePkgTokenSpaceGuid.PcdFrameworkCompatibilitySupport