mirror of https://github.com/acidanthera/audk.git
122 lines
3.4 KiB
C
122 lines
3.4 KiB
C
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/*++
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Copyright (c) 2006, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Module Name:
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ConsoleControl.h
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Abstract:
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Abstraction of a Text mode or UGA screen
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--*/
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#ifndef __CONSOLE_CONTROL_H__
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#define __CONSOLE_CONTROL_H__
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#define EFI_CONSOLE_CONTROL_PROTOCOL_GUID \
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{ 0xf42f7782, 0x12e, 0x4c12, {0x99, 0x56, 0x49, 0xf9, 0x43, 0x4, 0xf7, 0x21 } }
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typedef struct _EFI_CONSOLE_CONTROL_PROTOCOL EFI_CONSOLE_CONTROL_PROTOCOL;
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typedef enum {
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EfiConsoleControlScreenText,
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EfiConsoleControlScreenGraphics,
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EfiConsoleControlScreenMaxValue
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} EFI_CONSOLE_CONTROL_SCREEN_MODE;
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typedef
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EFI_STATUS
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(EFIAPI *EFI_CONSOLE_CONTROL_PROTOCOL_GET_MODE) (
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IN EFI_CONSOLE_CONTROL_PROTOCOL *This,
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OUT EFI_CONSOLE_CONTROL_SCREEN_MODE *Mode,
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OUT BOOLEAN *UgaExists, OPTIONAL
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OUT BOOLEAN *StdInLocked OPTIONAL
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)
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/*++
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Routine Description:
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Return the current video mode information. Also returns info about existence
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of UGA Draw devices in system, and if the Std In device is locked. All the
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arguments are optional and only returned if a non NULL pointer is passed in.
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Arguments:
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This - Protocol instance pointer.
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Mode - Are we in text of grahics mode.
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UgaExists - TRUE if UGA Spliter has found a UGA device
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StdInLocked - TRUE if StdIn device is keyboard locked
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Returns:
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EFI_SUCCESS - Mode information returned.
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--*/
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;
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typedef
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EFI_STATUS
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(EFIAPI *EFI_CONSOLE_CONTROL_PROTOCOL_SET_MODE) (
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IN EFI_CONSOLE_CONTROL_PROTOCOL *This,
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OUT EFI_CONSOLE_CONTROL_SCREEN_MODE Mode
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)
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/*++
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Routine Description:
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Set the current mode to either text or graphics. Graphics is
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for Quiet Boot.
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Arguments:
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This - Protocol instance pointer.
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Mode - Mode to set the
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Returns:
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EFI_SUCCESS - Mode information returned.
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--*/
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;
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typedef
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EFI_STATUS
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(EFIAPI *EFI_CONSOLE_CONTROL_PROTOCOL_LOCK_STD_IN) (
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IN EFI_CONSOLE_CONTROL_PROTOCOL *This,
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IN CHAR16 *Password
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)
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/*++
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Routine Description:
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Lock Std In devices until Password is typed.
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Arguments:
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This - Protocol instance pointer.
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Password - Password needed to unlock screen. NULL means unlock keyboard
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Returns:
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EFI_SUCCESS - Mode information returned.
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EFI_DEVICE_ERROR - Std In not locked
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--*/
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;
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struct _EFI_CONSOLE_CONTROL_PROTOCOL {
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EFI_CONSOLE_CONTROL_PROTOCOL_GET_MODE GetMode;
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EFI_CONSOLE_CONTROL_PROTOCOL_SET_MODE SetMode;
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EFI_CONSOLE_CONTROL_PROTOCOL_LOCK_STD_IN LockStdIn;
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};
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extern EFI_GUID gEfiConsoleControlProtocolGuid;
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#endif
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