92dda53e9f
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2338 6f19259b-4bc3-4df7-8a09-765794883524
151 lines
4.2 KiB
C
151 lines
4.2 KiB
C
/*++
|
|
Copyright (c) 2006, 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.
|
|
|
|
Module Name:
|
|
|
|
EfiKey.h
|
|
|
|
Abstract:
|
|
|
|
Header file for USB Keyboard Driver's Data Structures
|
|
|
|
Revision History
|
|
--*/
|
|
#ifndef _USB_KB_H
|
|
#define _USB_KB_H
|
|
|
|
|
|
#include <IndustryStandard/Usb.h>
|
|
|
|
#define MAX_KEY_ALLOWED 32
|
|
|
|
#define HZ 1000 * 1000 * 10
|
|
#define USBKBD_REPEAT_DELAY ((HZ) / 2)
|
|
#define USBKBD_REPEAT_RATE ((HZ) / 50)
|
|
|
|
#define CLASS_HID 3
|
|
#define SUBCLASS_BOOT 1
|
|
#define PROTOCOL_KEYBOARD 1
|
|
|
|
#define BOOT_PROTOCOL 0
|
|
#define REPORT_PROTOCOL 1
|
|
|
|
typedef struct {
|
|
UINT8 Down;
|
|
UINT8 KeyCode;
|
|
} USB_KEY;
|
|
|
|
typedef struct {
|
|
USB_KEY buffer[MAX_KEY_ALLOWED + 1];
|
|
UINT8 bHead;
|
|
UINT8 bTail;
|
|
} USB_KB_BUFFER;
|
|
|
|
#define USB_KB_DEV_SIGNATURE EFI_SIGNATURE_32 ('u', 'k', 'b', 'd')
|
|
typedef struct {
|
|
UINTN Signature;
|
|
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
|
|
EFI_EVENT DelayedRecoveryEvent;
|
|
EFI_SIMPLE_TEXT_IN_PROTOCOL SimpleInput;
|
|
EFI_USB_IO_PROTOCOL *UsbIo;
|
|
|
|
EFI_USB_INTERFACE_DESCRIPTOR InterfaceDescriptor;
|
|
EFI_USB_ENDPOINT_DESCRIPTOR IntEndpointDescriptor;
|
|
|
|
USB_KB_BUFFER KeyboardBuffer;
|
|
UINT8 CtrlOn;
|
|
UINT8 AltOn;
|
|
UINT8 ShiftOn;
|
|
UINT8 NumLockOn;
|
|
UINT8 CapsOn;
|
|
UINT8 ScrollOn;
|
|
UINT8 LastKeyCodeArray[8];
|
|
UINT8 CurKeyChar;
|
|
|
|
UINT8 RepeatKey;
|
|
EFI_EVENT RepeatTimer;
|
|
|
|
EFI_UNICODE_STRING_TABLE *ControllerNameTable;
|
|
|
|
} USB_KB_DEV;
|
|
|
|
//
|
|
// Global Variables
|
|
//
|
|
extern EFI_DRIVER_BINDING_PROTOCOL gUsbKeyboardDriverBinding;
|
|
extern EFI_COMPONENT_NAME_PROTOCOL gUsbKeyboardComponentName;
|
|
extern EFI_GUID gEfiUsbKeyboardDriverGuid;
|
|
|
|
VOID
|
|
KbdReportStatusCode (
|
|
IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,
|
|
IN EFI_STATUS_CODE_TYPE CodeType,
|
|
IN EFI_STATUS_CODE_VALUE Value
|
|
);
|
|
|
|
#define USB_KB_DEV_FROM_THIS(a) \
|
|
CR(a, USB_KB_DEV, SimpleInput, USB_KB_DEV_SIGNATURE)
|
|
|
|
#define MOD_CONTROL_L 0x01
|
|
#define MOD_CONTROL_R 0x10
|
|
#define MOD_SHIFT_L 0x02
|
|
#define MOD_SHIFT_R 0x20
|
|
#define MOD_ALT_L 0x04
|
|
#define MOD_ALT_R 0x40
|
|
#define MOD_WIN_L 0x08
|
|
#define MOD_WIN_R 0x80
|
|
|
|
typedef struct {
|
|
UINT8 Mask;
|
|
UINT8 Key;
|
|
} KB_MODIFIER;
|
|
|
|
#define USB_KEYCODE_MAX_MAKE 0x64
|
|
|
|
#define USBKBD_VALID_KEYCODE(key) ((UINT8) (key) > 3)
|
|
|
|
typedef struct {
|
|
UINT8 NumLock : 1;
|
|
UINT8 CapsLock : 1;
|
|
UINT8 ScrollLock : 1;
|
|
UINT8 Resrvd : 5;
|
|
} LED_MAP;
|
|
|
|
//
|
|
// Prototypes
|
|
// Driver model protocol interface
|
|
//
|
|
EFI_STATUS
|
|
EFIAPI
|
|
USBKeyboardDriverBindingSupported (
|
|
IN EFI_DRIVER_BINDING_PROTOCOL *This,
|
|
IN EFI_HANDLE Controller,
|
|
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
|
|
);
|
|
|
|
EFI_STATUS
|
|
EFIAPI
|
|
USBKeyboardDriverBindingStart (
|
|
IN EFI_DRIVER_BINDING_PROTOCOL *This,
|
|
IN EFI_HANDLE Controller,
|
|
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
|
|
);
|
|
|
|
EFI_STATUS
|
|
EFIAPI
|
|
USBKeyboardDriverBindingStop (
|
|
IN EFI_DRIVER_BINDING_PROTOCOL *This,
|
|
IN EFI_HANDLE Controller,
|
|
IN UINTN NumberOfChildren,
|
|
IN EFI_HANDLE *ChildHandleBuffer
|
|
);
|
|
|
|
#endif
|