1/* 2 * Copyright (c) 1998-2008 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/IOLib.h> 30#include "AppleARMCHRPNVRAM.h" 31 32 33#define super IONVRAMController 34OSDefineMetaClassAndStructors(AppleARMCHRPNVRAM, IONVRAMController); 35 36 37// **************************************************************************** 38// start 39// 40// **************************************************************************** 41bool AppleARMCHRPNVRAM::start(IOService *provider) 42{ 43 IOItemCount numRanges; 44 IOMemoryMap *map; 45 46 return super::start(provider); 47} 48 49// **************************************************************************** 50// read 51// 52// Read data from the NVRAM and return it in buffer. 53// 54// **************************************************************************** 55IOReturn AppleARMCHRPNVRAM::read(IOByteCount offset, UInt8 *buffer, 56 IOByteCount length) 57{ 58 return kIOReturnNotReady; 59} 60 61 62// **************************************************************************** 63// write 64// 65// Write data from buffer into NVRAM. 66// 67// **************************************************************************** 68IOReturn AppleARMCHRPNVRAM::write(IOByteCount offset, UInt8 *buffer, 69 IOByteCount length) 70{ 71 return kIOReturnNotReady; 72} 73