projects / apple / xnu.git / blame
| Commit | Line | Data |
|---|---|---|
| 1c79356b A |
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 | /* IOSCSIHDDriveNub.h created by rick on Tue 23-Mar-1999 */ | |
| 23 | ||
| 24 | /* This subclass implements a relay to a protocol- and device-specific provider. */ | |
| 25 | ||
| 26 | #ifndef _IOSCSIHDDRIVENUB_H | |
| 27 | #define _IOSCSIHDDRIVENUB_H | |
| 28 | ||
| 29 | #include <IOKit/IOTypes.h> | |
| 30 | #include <IOKit/storage/IOBlockStorageDevice.h> | |
| 31 | ||
| 32 | class IOSCSIHDDrive; | |
| 33 | ||
| 34 | class IOSCSIHDDriveNub : public IOBlockStorageDevice { | |
| 35 | ||
| 36 | OSDeclareDefaultStructors(IOSCSIHDDriveNub) | |
| 37 | ||
| 38 | public: | |
| 39 | ||
| 40 | /* Overrides from IOService */ | |
| 41 | ||
| 42 | virtual bool attach(IOService * provider); | |
| 43 | virtual void detach(IOService * provider); | |
| 44 | ||
| 45 | /* Mandatory overrides from IOBlockStorageDevice: */ | |
| 46 | ||
| 47 | virtual IOReturn doAsyncReadWrite(IOMemoryDescriptor *buffer, | |
| 48 | UInt32 block,UInt32 nblks, | |
| 49 | IOStorageCompletion completion); | |
| 50 | virtual IOReturn doSyncReadWrite(IOMemoryDescriptor *buffer,UInt32 block,UInt32 nblks); | |
| 51 | virtual IOReturn doEjectMedia(void); | |
| 52 | virtual IOReturn doFormatMedia(UInt64 byteCapacity); | |
| 53 | virtual UInt32 doGetFormatCapacities(UInt64 * capacities, | |
| 54 | UInt32 capacitiesMaxCount) const; | |
| 55 | virtual IOReturn doLockUnlockMedia(bool doLock); | |
| 56 | virtual IOReturn doSynchronizeCache(void); | |
| 57 | virtual char * getVendorString(void); | |
| 58 | virtual char * getProductString(void); | |
| 59 | virtual char * getRevisionString(void); | |
| 60 | virtual char * getAdditionalDeviceInfoString(void); | |
| 61 | virtual IOReturn reportBlockSize(UInt64 *blockSize); | |
| 62 | virtual IOReturn reportEjectability(bool *isEjectable); | |
| 63 | virtual IOReturn reportLockability(bool *isLockable); | |
| 64 | virtual IOReturn reportMediaState(bool *mediaPresent,bool *changed); | |
| 65 | virtual IOReturn reportPollRequirements(bool *PollIsRequired,bool *pollIsExpensive); | |
| 66 | virtual IOReturn reportMaxReadTransfer (UInt64 blockSize,UInt64 *max); | |
| 67 | virtual IOReturn reportMaxValidBlock(UInt64 *maxBlock); | |
| 68 | virtual IOReturn reportMaxWriteTransfer(UInt64 blockSize,UInt64 *max); | |
| 69 | virtual IOReturn reportRemovability(bool *isRemovable); | |
| 70 | virtual IOReturn reportWriteProtection(bool *isWriteProtected); | |
| 71 | ||
| 72 | protected: | |
| 73 | ||
| 74 | IOSCSIHDDrive * _provider; | |
| 75 | }; | |
| 76 | #endif |