ioctl.c

威盛 wince5.0 bsp 包 for x86 系统, 支持 VT8601 等北桥

//
// 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.
//
// -----------------------------------------------------------------------------
//
//      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.
//  
// -----------------------------------------------------------------------------
#include <windows.h>
#include <oal.h>
#include <oal_nkxp.h>

//
// handle IOCTL_HAL_TRANSLATE_IRQ for BC support. This IOCTL is being deprecated and
// should not be used.
//
BOOL x86IoCtlHalTranslateIrq (
    UINT32 code, VOID *lpInBuf, UINT32 nInBufSize, VOID *lpOutBuf, 
    UINT32 nOutBufSize, UINT32 *lpBytesReturned
) {

    // Check input parameters
    if (   lpInBuf
        && lpOutBuf
        && (nInBufSize  >= sizeof(UINT32))
        && (nOutBufSize >= sizeof(UINT32))) {

        // Call function itself (in backward compatible mode)
        *(UINT32*)lpOutBuf = OALIntrRequestSysIntr(
            1, (UINT32*)lpInBuf, OAL_INTR_TRANSLATE
        );
        if (lpBytesReturned) {
            *lpBytesReturned = sizeof(UINT32);
        }
        return TRUE;
    }

    NKSetLastError (ERROR_INVALID_PARAMETER);
    return FALSE;

}