pl050port.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
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/* -*-C-*-
 *
 * 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:     pl050port.cpp,v
 * Revision: 1.1
 * ----------------------------------------------------------------
 * $
 */

#include <windows.h>
#include <winbase.h>
#include <ceddk.h>
#include <keybddbg.h>

#include "oalintr.h"

#include "pl050port.hpp"

/*
static const unsigned int msPollLimit = 5000;   // 5 seconds.

static const unsigned int crForceClockLow = (1 << 0);
static const unsigned int crForceDataLow = (1 << 1);
static const unsigned int crEnableIf = (1 << 2);
static const unsigned int crEnableTxInt = (1 << 3);
static const unsigned int crEnableRxInt = (1 << 4);
static const unsigned int crNoLineControl = (1 << 5);

static const unsigned int pl050KMID = (1 << 0);
static const unsigned int pl050KMIC = (1 << 1);
static const unsigned int statRxParity = (1 << 2);
static const unsigned int statRxBusy = (1 << 3);
static const unsigned int statRxFull = (1 << 4);
static const unsigned int statTxBusy = (1 << 5);
static const unsigned int statTxEmpty = (1 << 6);

static const unsigned int pl050ClockDivisor = 0x02;

static const unsigned int iirRxInt = (1 << 0);
static const unsigned int iirTxInt = (1 << 1);

static const unsigned char cmdKeybdReset = 0xff;
static const unsigned char cmdKeybdMode = 0xf0;
static const unsigned char cmdKeybdLights = 0xed;

static const unsigned char cmdMouseReadId = 0xf2;
static const unsigned char cmdMouseSetReportRate = 0xf3;

static const int responseACK = 0xfa;
static const int responseToReset = 0xaa;

static const unsigned char MouseIdIntelliMouse = 0x03;
*/

/*
 * flags for buffered commands
 */
//static const unsigned int CommandHasACK = (1 << 8);

/**********************************************************************/

/*
 * public functions
 */

/*
 * initialise the interface. we deliberately anglicise the spelling
 * 'cause the function has changed from the usoft original (it now
 * takes no args, rather than an unsigned int).
 */
bool pl050Port::Initialise()
{  
    nLocks = 0;

    intelliMouseFound = false;

    portupcall = NULL;

    parityfailed = false;
    awaitingACK = false;

    commandslocked = false;

    irqsenabled = false;

	//yz_add 
	//wake from keybd
    {
    DWORD dwTransferred = 0;	
    portintr = SYSINTR_KBD;
    KernelIoControl(IOCTL_HAL_ENABLE_WAKE, &portintr, sizeof(portintr),
					NULL, 0, &dwTransferred);	
    }	
	return true;
}