ioctl.c

WinCE5.0BSP for Renesas SH7770

//
//  Copyright(C) Renesas Technology Corp. 2005. All rights reserved.
//
//  generic cache routines for ITS-DS7 Ver.0.8.0
//
//  FILE      : ioctl.c
//  CREATED   : 2005.08.10
//  MODIFIED  : 
//  AUTHOR    : Renesas Technology Corp.
//  HARDWARE  : RENESAS ITS-DS7
//  HISTORY   : 
//              2005.08.10
//              - Created release code.
//                (based on SMDK2410/MAINSTONEII for WCE5.0)
//

//
// 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.
//
//------------------------------------------------------------------------------
//
//  File: ioctl.c
//
//  This file implements OALIoCtlHalGetCacheInfo function called from
//  OEMIoControl handler for IOCTL_HAL_GETCACHEINFO code.
//
#include <windows.h>
#include <pkfuncs.h>
#include <oal.h>

// Cache Information.
//
extern const CacheInfo SH4CacheInfo;


//------------------------------------------------------------------------------
//
//  Function:  OALIoctlGetCacheInfo
//
//  Implements the IOCTL_HAL_GET_CACHE_INFO. This function fills in a 
//  CacheInfo structure.
//
BOOL OALIoCtlHalGetCacheInfo( 
    UINT32 code, VOID *pInpBuffer, UINT32 inpSize, VOID *pOutBuffer, 
    UINT32 outSize, UINT32 *pOutSize
) {
    BOOL rc = FALSE;
    CacheInfo *pInfo = (CacheInfo*)pOutBuffer;   

    OALMSG(OAL_FUNC, (L"+OALIoctlGetCacheInfo(...)\r\n"));

    if (pOutSize) *pOutSize = sizeof(CacheInfo);
    if (pOutBuffer == NULL || outSize < sizeof(CacheInfo)) {
        NKSetLastError(ERROR_INSUFFICIENT_BUFFER);
        OALMSG(OAL_WARN, (
            L"WARN: OALIoctlGetDeviceCacheInfo: Buffer too small\r\n"
        ));
        goto cleanUp;
    }      

    memcpy(pOutBuffer, &SH4CacheInfo, sizeof(CacheInfo));

    rc = TRUE;
   
cleanUp:
    OALMSG(OAL_FUNC, (L"-OALIoctlGetCacheInfo(rc = %d)\r\n", rc));
    return rc;      
}

//------------------------------------------------------------------------------