audk/MdeModulePkg/Bus/Usb/UsbMouseDxe/MouseHid.h

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/** @file
The interface of HID data structure.
Copyright (c) 2004 - 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 _EFI_MOUSE_HID_H_
#define _EFI_MOUSE_HID_H_
#include "UsbMouse.h"
//
// HID Item general structure
//
typedef struct _hid_item {
UINT16 Format;
UINT8 Size;
UINT8 Type;
UINT8 Tag;
union {
UINT8 U8;
UINT16 U16;
UINT32 U32;
INT8 I8;
INT16 I16;
INT32 I32;
UINT8 *LongData;
} Data;
} HID_ITEM;
typedef struct {
UINT16 UsagePage;
INT32 LogicMin;
INT32 LogicMax;
INT32 PhysicalMin;
INT32 PhysicalMax;
UINT16 UnitExp;
UINT16 UINT;
UINT16 ReportId;
UINT16 ReportSize;
UINT16 ReportCount;
} HID_GLOBAL;
typedef struct {
UINT16 Usage[16]; /* usage array */
UINT16 UsageIndex;
UINT16 UsageMin;
} HID_LOCAL;
typedef struct {
UINT16 Type;
UINT16 Usage;
} HID_COLLECTION;
typedef struct {
HID_GLOBAL Global;
HID_GLOBAL GlobalStack[8];
UINT32 GlobalStackPtr;
HID_LOCAL Local;
HID_COLLECTION CollectionStack[8];
UINT32 CollectionStackPtr;
} HID_PARSER;
/**
Parse Mouse Report Descriptor.
@param UsbMouse The instance of USB_MOUSE_DEV
@param ReportDescriptor Report descriptor to parse
@param ReportSize Report descriptor size
@retval EFI_DEVICE_ERROR Report descriptor error
@retval EFI_SUCCESS Parse descriptor success
**/
EFI_STATUS
ParseMouseReportDescriptor (
IN USB_MOUSE_DEV *UsbMouse,
IN UINT8 *ReportDescriptor,
IN UINTN ReportSize
);
#endif