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Annotation of XNU/iokit/IOKit/storage/ata/IOATAHDDriveNub.h, revision 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:  * Copyright (c) 1999 Apple Computer, Inc.  All rights reserved. 
        !            24:  *
        !            25:  * IOATAHDDriveNub.h
        !            26:  *
        !            27:  * This subclass implements a relay to a protocol and device-specific
        !            28:  * provider.
        !            29:  *
        !            30:  * HISTORY
        !            31:  * Aug 27, 1999        jliu - Created.
        !            32:  */
        !            33: 
        !            34: #ifndef        _IOATAHDDRIVENUB_H
        !            35: #define        _IOATAHDDRIVENUB_H
        !            36: 
        !            37: #include <IOKit/IOTypes.h>
        !            38: #include <IOKit/storage/IOHDDriveNub.h>
        !            39: 
        !            40: class IOATAHDDrive;
        !            41: 
        !            42: class IOATAHDDriveNub : public IOHDDriveNub
        !            43: {
        !            44:     OSDeclareDefaultStructors(IOATAHDDriveNub)
        !            45: 
        !            46: protected:
        !            47:     IOATAHDDrive *         _provider;
        !            48:        
        !            49: public:
        !            50:     /* Overrides from IOService */
        !            51: 
        !            52:     virtual bool           attach(IOService * provider);
        !            53:     virtual void           detach(IOService * provider);
        !            54: 
        !            55:     /* Mandatory overrides from IOHDDriveNub */
        !            56: 
        !            57:     virtual IOReturn   doAsyncReadWrite(IOMemoryDescriptor * buffer,
        !            58:                                          UInt32               block,
        !            59:                                                                                 UInt32               nblks,
        !            60:                                          gdCompletionFunction action,
        !            61:                                          IOService *          target,
        !            62:                                                                                 void *               param);
        !            63:     virtual IOReturn   doSyncReadWrite(IOMemoryDescriptor *buffer,
        !            64:                                      UInt32 block,UInt32 nblks);
        !            65:     virtual IOReturn   doEjectMedia();
        !            66:     virtual IOReturn   doFormatMedia(UInt64 byteCapacity);  
        !            67:     virtual UInt32      doGetFormatCapacities(UInt64 * capacities,
        !            68:                                               UInt32   capacitiesMaxCount) 
        !            69:                                                                                          const;
        !            70:     virtual IOReturn   doLockUnlockMedia(bool doLock);
        !            71:     virtual IOReturn   doSynchronizeCache();
        !            72:     virtual IOReturn   executeCdb(struct cdbParams *params);
        !            73:     virtual char *      getVendorString();
        !            74:     virtual char *      getProductString();
        !            75:     virtual char *      getRevisionString();
        !            76:     virtual char *      getAdditionalDeviceInfoString();
        !            77:     virtual IOReturn   reportBlockSize(UInt64 * blockSize);
        !            78:     virtual IOReturn   reportEjectability(bool * isEjectable);
        !            79:     virtual IOReturn   reportLockability(bool * isLockable);
        !            80:     virtual IOReturn   reportMediaState(bool * mediaPresent, bool * changed);    
        !            81:     virtual IOReturn   reportPollRequirements(bool * pollIsRequired,
        !            82:                                                bool * pollIsExpensive);
        !            83:     virtual IOReturn   reportMaxReadTransfer (UInt64 blockSize,UInt64 * max);
        !            84:     virtual IOReturn   reportMaxValidBlock(UInt64 * maxBlock);
        !            85:     virtual IOReturn   reportMaxWriteTransfer(UInt64 blockSize,UInt64 * max);
        !            86:     virtual IOReturn   reportRemovability(bool * isRemovable);
        !            87:     virtual IOReturn   reportWriteProtection(bool * isWriteProtected);
        !            88: };
        !            89: 
        !            90: #endif /* !_IOATAHDDRIVENUB_H */

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