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Annotation of XNU/iokit/Families/IONVRAM/IONVRAMController.cpp, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
                      3:  *
                      4:  * @APPLE_LICENSE_HEADER_START@
                      5:  * 
                      6:  * The contents of this file constitute Original Code as defined in and
                      7:  * are subject to the Apple Public Source License Version 1.1 (the
                      8:  * "License").  You may not use this file except in compliance with the
                      9:  * License.  Please obtain a copy of the License at
                     10:  * http://www.apple.com/publicsource and read it before using this file.
                     11:  * 
                     12:  * This Original Code and all software distributed under the License are
                     13:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
                     14:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
                     15:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
                     16:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
                     17:  * License for the specific language governing rights and limitations
                     18:  * under the License.
                     19:  * 
                     20:  * @APPLE_LICENSE_HEADER_END@
                     21:  */
                     22: /*
                     23:  * 15 Feb  1999 suurballe  Created.
                     24:  */
                     25: 
                     26: #include <IOKit/nvram/IONVRAMController.h>
                     27: #include <IOKit/IOPlatformExpert.h>
                     28: 
                     29: #define super IOService
                     30: OSDefineMetaClass(IONVRAMController, IOService)
                     31: OSDefineAbstractStructors(IONVRAMController,IOService)
                     32: 
                     33: 
                     34: // ****************************************************************************
                     35: // init
                     36: //
                     37: // ****************************************************************************
                     38: bool IONVRAMController::start( IOService * nub )
                     39: {
                     40: 
                     41:     if( super::start(nub)) {
                     42:         getPlatform()->registerNVRAMController(this);
                     43:        return( true );
                     44:     }
                     45:     return( false );
                     46: }
                     47: 
                     48: // ****************************************************************************
                     49: // openNVRAM
                     50: //
                     51: //
                     52: // ****************************************************************************
                     53: 
                     54: IOReturn IONVRAMController::openNVRAM ( void )
                     55: {
                     56:   return kNoError;
                     57: }
                     58: 
                     59: // ****************************************************************************
                     60: // closeNVRAM
                     61: //
                     62: //
                     63: // ****************************************************************************
                     64: IOReturn IONVRAMController::closeNVRAM ( void )
                     65: {
                     66:   return kNoError;
                     67: }
                     68: 
                     69: // ****************************************************************************
                     70: // syncNVRAM
                     71: //
                     72: //
                     73: // ****************************************************************************
                     74: IOReturn IONVRAMController::syncNVRAM ( void )
                     75: {
                     76:   return kNoError;
                     77: }

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