| /** @file |
| Simple Text In protocol from the UEFI 2.0 specification. |
| |
| Abstraction of a very simple input device like a keyboard or serial |
| terminal. |
| |
| 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 __SIMPLE_TEXT_IN_PROTOCOL_H__ |
| #define __SIMPLE_TEXT_IN_PROTOCOL_H__ |
| |
| #include <gpxe/efi/ProcessorBind.h> |
| |
| #define EFI_SIMPLE_TEXT_INPUT_PROTOCOL_GUID \ |
| { \ |
| 0x387477c1, 0x69c7, 0x11d2, {0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b } \ |
| } |
| |
| /// |
| /// Protocol GUID defined in EFI1.1. |
| /// |
| #define SIMPLE_INPUT_PROTOCOL EFI_SIMPLE_TEXT_INPUT_PROTOCOL_GUID |
| |
| typedef struct _EFI_SIMPLE_TEXT_INPUT_PROTOCOL EFI_SIMPLE_TEXT_INPUT_PROTOCOL; |
| |
| /// |
| /// Backward-compatible with EFI1.1. |
| /// |
| typedef struct _EFI_SIMPLE_TEXT_INPUT_PROTOCOL SIMPLE_INPUT_INTERFACE; |
| // |
| // Data structures |
| // |
| typedef struct { |
| UINT16 ScanCode; |
| CHAR16 UnicodeChar; |
| } EFI_INPUT_KEY; |
| |
| // |
| // Required unicode control chars |
| // |
| #define CHAR_NULL 0x0000 |
| #define CHAR_BACKSPACE 0x0008 |
| #define CHAR_TAB 0x0009 |
| #define CHAR_LINEFEED 0x000A |
| #define CHAR_CARRIAGE_RETURN 0x000D |
| |
| // |
| // EFI Scan codes |
| // |
| #define SCAN_NULL 0x0000 |
| #define SCAN_UP 0x0001 |
| #define SCAN_DOWN 0x0002 |
| #define SCAN_RIGHT 0x0003 |
| #define SCAN_LEFT 0x0004 |
| #define SCAN_HOME 0x0005 |
| #define SCAN_END 0x0006 |
| #define SCAN_INSERT 0x0007 |
| #define SCAN_DELETE 0x0008 |
| #define SCAN_PAGE_UP 0x0009 |
| #define SCAN_PAGE_DOWN 0x000A |
| #define SCAN_F1 0x000B |
| #define SCAN_F2 0x000C |
| #define SCAN_F3 0x000D |
| #define SCAN_F4 0x000E |
| #define SCAN_F5 0x000F |
| #define SCAN_F6 0x0010 |
| #define SCAN_F7 0x0011 |
| #define SCAN_F8 0x0012 |
| #define SCAN_F9 0x0013 |
| #define SCAN_F10 0x0014 |
| #define SCAN_F11 0x0015 |
| #define SCAN_F12 0x0016 |
| #define SCAN_ESC 0x0017 |
| |
| /** |
| Reset the input device and optionaly run diagnostics |
| |
| @param This Protocol instance pointer. |
| @param ExtendedVerification Driver may perform diagnostics on reset. |
| |
| @retval EFI_SUCCESS The device was reset. |
| @retval EFI_DEVICE_ERROR The device is not functioning properly and could not be reset. |
| |
| **/ |
| typedef |
| EFI_STATUS |
| (EFIAPI *EFI_INPUT_RESET)( |
| IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This, |
| IN BOOLEAN ExtendedVerification |
| ); |
| |
| /** |
| Reads the next keystroke from the input device. The WaitForKey Event can |
| be used to test for existance of a keystroke via WaitForEvent () call. |
| |
| @param This Protocol instance pointer. |
| @param Key Driver may perform diagnostics on reset. |
| |
| @retval EFI_SUCCESS The keystroke information was returned. |
| @retval EFI_NOT_READY There was no keystroke data availiable. |
| @retval EFI_DEVICE_ERROR The keydtroke information was not returned due to |
| hardware errors. |
| |
| **/ |
| typedef |
| EFI_STATUS |
| (EFIAPI *EFI_INPUT_READ_KEY)( |
| IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This, |
| OUT EFI_INPUT_KEY *Key |
| ); |
| |
| /// |
| /// The EFI_SIMPLE_TEXT_INPUT_PROTOCOL is used on the ConsoleIn device. |
| /// It is the minimum required protocol for ConsoleIn. |
| /// |
| struct _EFI_SIMPLE_TEXT_INPUT_PROTOCOL { |
| EFI_INPUT_RESET Reset; |
| EFI_INPUT_READ_KEY ReadKeyStroke; |
| /// |
| /// Event to use with WaitForEvent() to wait for a key to be available |
| /// |
| EFI_EVENT WaitForKey; |
| }; |
| |
| extern EFI_GUID gEfiSimpleTextInProtocolGuid; |
| |
| #endif |