kbdist.cpp

ARM9基于WINDOWSCE的BSP源代码

//
// Copyright (c) Microsoft Corporation.  All rights reserved.
//
//
// Use of this source code is subject to the terms of the Microsoft end-user
// license agreement (EULA) under which you licensed this SOFTWARE PRODUCT.
// If you did not accept the terms of the EULA, you are not authorized to use
// this source code. For a copy of the EULA, please see the LICENSE.RTF on your
// install media.
//
/* -*-C-*-
 *
 * @module kbdist.cpp
 *
 *    This file implements the interrupt service thread part of the platform
 *    independent code of the keyboard driver.  This is provided as a sample
 *    to platform driver writers and is expected to be able to be used without
 *    major modification on most hardware platforms.
 *
 * THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
 * ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
 * PARTICULAR PURPOSE.
 *
 * Release Status:OS005-SW-70002-r0p0-00REL0
 * $Copyright: 
 * ----------------------------------------------------------------
 * This confidential and proprietary software may be used only as
 * authorised by a licensing agreement from ARM Limited
 *   (C) COPYRIGHT 2004 ARM Limited
 *       ALL RIGHTS RESERVED
 * The entire notice above must be reproduced on all authorised
 * copies and copies may only be made to the extent permitted
 * by a licensing agreement from ARM Limited.
 * ----------------------------------------------------------------
 * File:     kbdist.cpp,v
 * Revision: 1.1
 * ----------------------------------------------------------------
 * $
 */

#include <windows.h>
#include <keybdpdd.h>
#include <laymgr.h>

#include "pl050keybd.hpp"


extern PFN_KEYBD_EVENT  v_pfnKeybdEvent;
extern UINT             v_uiPddId;


unsigned int KbdISRUpcall(bool timedout, unsigned int scancode)
{
    DEBUGCHK(v_pfnKeybdEvent != NULL);

    UINT32  rguiScanCode[16];
    BOOL    rgfKeyUp[16];
    UINT    cEvents;
    UINT    uiEvent;
    
    if (timedout) {
        goto leave;
    }

    cEvents = pl050KeybdPdd_GetEventEx2(rguiScanCode, rgfKeyUp, scancode);

    for (uiEvent = 0; uiEvent < cEvents; ++uiEvent) 
    {
        (*v_pfnKeybdEvent)(v_uiPddId, 
            rguiScanCode[uiEvent], rgfKeyUp[uiEvent]);
    }
    
leave:
    // Since we don't handle auto-repeat here anymore, just return INFINITE.
    return INFINITE;
}


/* EOF kbdist.cpp */