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Annotation of XNU/iokit/IOKit/storage/scsi/IOSCSIHDDriveNub.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: /* 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/IOHDDriveNub.h>
        !            31: 
        !            32: class IOSCSIHDDrive;
        !            33: 
        !            34: class IOSCSIHDDriveNub : public IOHDDriveNub {
        !            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 IOHDDriveNub: */
        !            46: 
        !            47:     virtual IOReturn   doAsyncReadWrite(IOMemoryDescriptor *buffer,
        !            48:                                             UInt32 block,UInt32 nblks,
        !            49:                                             gdCompletionFunction action,
        !            50:                                             IOService *target,void *param);
        !            51:     virtual IOReturn   doSyncReadWrite(IOMemoryDescriptor *buffer,UInt32 block,UInt32 nblks);
        !            52:     virtual IOReturn   doEjectMedia(void);
        !            53:     virtual IOReturn   doFormatMedia(UInt64 byteCapacity);  
        !            54:     virtual UInt32     doGetFormatCapacities(UInt64 * capacities,
        !            55:                                             UInt32   capacitiesMaxCount) const;
        !            56:     virtual IOReturn   doLockUnlockMedia(bool doLock);
        !            57:     virtual IOReturn   doSynchronizeCache(void);
        !            58:     virtual IOReturn   executeCdb(struct cdbParams *params);
        !            59:     virtual char *     getVendorString(void);
        !            60:     virtual char *     getProductString(void);
        !            61:     virtual char *     getRevisionString(void);
        !            62:     virtual char *     getAdditionalDeviceInfoString(void);
        !            63:     virtual IOReturn   reportBlockSize(UInt64 *blockSize);
        !            64:     virtual IOReturn   reportEjectability(bool *isEjectable);
        !            65:     virtual IOReturn   reportLockability(bool *isLockable);
        !            66:     virtual IOReturn   reportMediaState(bool *mediaPresent,bool *changed);    
        !            67:     virtual IOReturn   reportPollRequirements(bool *PollIsRequired,bool *pollIsExpensive);
        !            68:     virtual IOReturn   reportMaxReadTransfer (UInt64 blockSize,UInt64 *max);
        !            69:     virtual IOReturn   reportMaxValidBlock(UInt64 *maxBlock);
        !            70:     virtual IOReturn   reportMaxWriteTransfer(UInt64 blockSize,UInt64 *max);
        !            71:     virtual IOReturn   reportRemovability(bool *isRemovable);
        !            72:     virtual IOReturn   reportWriteProtection(bool *isWriteProtected);
        !            73: 
        !            74: protected:
        !            75: 
        !            76:     IOSCSIHDDrive *    _provider;
        !            77: };
        !            78: #endif

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