1 /*
2 * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28
29 #include <IOKit/nvram/IONVRAMController.h>
30 #include <IOKit/IOPlatformExpert.h>
31
32 #define super IOService
33 OSDefineMetaClass(IONVRAMController, IOService);
34 OSDefineAbstractStructors(IONVRAMController, IOService);
35
36
37 void
registerService(IOOptionBits options)38 IONVRAMController::registerService(IOOptionBits options)
39 {
40 super::registerService(options);
41
42 getPlatform()->registerNVRAMController(this);
43 }
44
45 void
sync(void)46 IONVRAMController::sync(void)
47 {
48 }
49
50 IOReturn
select(uint32_t bank)51 IONVRAMController::select(uint32_t bank)
52 {
53 return kIOReturnUnsupported;
54 }
55
56 IOReturn
eraseBank(void)57 IONVRAMController::eraseBank(void)
58 {
59 return kIOReturnUnsupported;
60 }
61