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Annotation of XNU/iokit/Families/IOSCSICDDrive/IOSCSICDDriveNub.cpp, 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: #include <IOKit/IOMemoryDescriptor.h>
        !            23: #include <IOKit/IOLib.h>
        !            24: #include <IOKit/storage/scsi/IOSCSICDDriveNub.h>
        !            25: #include <IOKit/storage/scsi/IOSCSICDDrive.h>
        !            26: 
        !            27: #define        super   IOCDDriveNub
        !            28: OSDefineMetaClassAndStructors(IOSCSICDDriveNub,IOCDDriveNub)
        !            29: 
        !            30: bool
        !            31: IOSCSICDDriveNub::attach(IOService * provider)
        !            32: {
        !            33:     if (!super::attach(provider)) {
        !            34:         return(false);
        !            35:     }
        !            36: 
        !            37:     _provider = OSDynamicCast(IOSCSICDDrive,provider);
        !            38:     if (_provider == NULL) {
        !            39:         return(false);
        !            40:     } else {
        !            41:         return(true);
        !            42:     }
        !            43: }
        !            44: 
        !            45: IOReturn
        !            46: IOSCSICDDriveNub::audioPlay(positioningType addressType,cdAddress address,
        !            47:                                                audioPlayMode mode)
        !            48: {
        !            49:     return(_provider->audioPlay(addressType,address,mode));
        !            50: }
        !            51: 
        !            52: IOReturn
        !            53: IOSCSICDDriveNub::audioPause(bool pause)
        !            54: {
        !            55:     return(_provider->audioPause(pause));
        !            56: }
        !            57: 
        !            58: IOReturn
        !            59: IOSCSICDDriveNub::audioScan(positioningType addressType,cdAddress address,
        !            60:                                                bool reverse)
        !            61: {
        !            62:     return(_provider->audioScan(addressType,address,reverse));
        !            63: }
        !            64: 
        !            65: IOReturn
        !            66: IOSCSICDDriveNub::audioTrackSearch(positioningType addressType,cdAddress address,
        !            67:                                                bool startPlay,audioPlayMode mode)
        !            68: {
        !            69:     return(_provider->audioTrackSearch(addressType,address,startPlay,mode));
        !            70: }
        !            71: 
        !            72: IOReturn
        !            73: IOSCSICDDriveNub::doAsyncReadWrite(IOMemoryDescriptor *buffer,
        !            74:                                             UInt32 block,UInt32 nblks,
        !            75:                                             gdCompletionFunction action,
        !            76:                                             IOService *target,void *param)
        !            77: {
        !            78:     IOReturn result;
        !            79: ///    char *bp;
        !            80: //    int bytes;
        !            81:     
        !            82:     if (buffer->getDirection() == kIODirectionOut) {
        !            83:         return(kIOReturnNotWritable);
        !            84:     }
        !            85: 
        !            86: //    bp = (char *)buffer->getVirtualAddress();
        !            87:     
        !            88:     result = _provider->doAsyncReadWrite(buffer,block,nblks,action,target,param);
        !            89: 
        !            90: //    bytes = nblks * 2048;
        !            91: //    IOLog("--blk %04d, %04d blks (%04d bytes):\n",(int)block,(int)nblks,bytes);
        !            92: ///    dump(bp,32 /*bytes*/);
        !            93: ///    IOLog("\n");
        !            94:     
        !            95:     return(result);
        !            96: }
        !            97: 
        !            98: IOReturn
        !            99: IOSCSICDDriveNub::doSyncReadWrite(IOMemoryDescriptor *buffer,UInt32 block,UInt32 nblks)
        !           100: {
        !           101:     if (buffer->getDirection() == kIODirectionOut) {
        !           102:         return(kIOReturnNotWritable);
        !           103:     }
        !           104: 
        !           105:     return(_provider->doSyncReadWrite(buffer,block,nblks));
        !           106: }
        !           107: 
        !           108: #define isprint(c) (c > 0x20)
        !           109: 
        !           110: void
        !           111: IOSCSICDDriveNub::dump(char *buf,int count)
        !           112: {
        !           113:     static char string[17] = "xxxxxxxxxxxxxxxx";
        !           114:     
        !           115:     short i;
        !           116:     char  c;
        !           117:     char *cp;  
        !           118: 
        !           119:     if (!count) return;
        !           120: 
        !           121:     i = 0;
        !           122:     cp = buf;
        !           123:     do {
        !           124:        c = *cp;
        !           125:        IOLog("%02x ",(c & 0xff));
        !           126:        c &= 0x7f;
        !           127:        string[i % 16] = (isprint(c) || (c == ' ')) ? c : '.';
        !           128:        if ((i % 16)==15)
        !           129:            IOLog("%s\n",string);
        !           130:        cp++; i++;
        !           131:     } while (--count);
        !           132: 
        !           133:     /* pad out for last line */
        !           134:     if (i % 16) {          /* then a shortie left */
        !           135:        string[i % 16] = '\0';
        !           136:        while (i % 16) {
        !           137:            IOLog("   ");
        !           138:            i++;    
        !           139:        }
        !           140:        IOLog("%s\n",string);   
        !           141:     }
        !           142: }
        !           143: 
        !           144: IOReturn
        !           145: IOSCSICDDriveNub::doEjectMedia(void)
        !           146: {
        !           147:     return(_provider->doEjectMedia());
        !           148: }
        !           149: 
        !           150: IOReturn
        !           151: IOSCSICDDriveNub::doLockUnlockMedia(bool doLock)
        !           152: {
        !           153:     return(_provider->doLockUnlockMedia(doLock));
        !           154: }
        !           155: 
        !           156: IOReturn
        !           157: IOSCSICDDriveNub::executeCdb(struct cdbParams *params)
        !           158: {
        !           159:     return(_provider->executeCdb(params));
        !           160: }
        !           161: 
        !           162: IOReturn
        !           163: IOSCSICDDriveNub::getAudioStatus(struct audioStatus *status)
        !           164: {
        !           165:     return(_provider->getAudioStatus(status));
        !           166: }
        !           167: 
        !           168: char *
        !           169: IOSCSICDDriveNub::getVendorString(void)
        !           170: {
        !           171:     return(_provider->getVendorString());
        !           172: }
        !           173: 
        !           174: char *
        !           175: IOSCSICDDriveNub::getProductString(void)
        !           176: {
        !           177:     return(_provider->getProductString());
        !           178: }
        !           179: 
        !           180: char *
        !           181: IOSCSICDDriveNub::getRevisionString(void)
        !           182: {
        !           183:     return(_provider->getRevisionString());
        !           184: }
        !           185: 
        !           186: char *
        !           187: IOSCSICDDriveNub::getAdditionalDeviceInfoString(void)
        !           188: {
        !           189:     return(_provider->getAdditionalDeviceInfoString());
        !           190: }
        !           191: 
        !           192: IOReturn
        !           193: IOSCSICDDriveNub::readAudioData(positioningType addressType,cdAddress address,
        !           194:                                     UInt8 blockCount,UInt8 *buffer)
        !           195: {
        !           196:     return(_provider->readAudioData(addressType,address,blockCount,buffer));
        !           197: }
        !           198: 
        !           199: IOReturn
        !           200: IOSCSICDDriveNub::readAudioSubcodes(positioningType addressType,cdAddress address,
        !           201:                                     UInt8 blockCount,UInt8 *buffer)
        !           202: {
        !           203:     return(_provider->readAudioSubcodes(addressType,address,blockCount,buffer));
        !           204: }
        !           205: 
        !           206: IOReturn
        !           207: IOSCSICDDriveNub::readAudioVolume(UInt8 *leftVolume,UInt8 *rightVolume)
        !           208: {
        !           209:     return(_provider->readAudioVolume(leftVolume,rightVolume));
        !           210: }
        !           211: 
        !           212: IOReturn
        !           213: IOSCSICDDriveNub::readAudioWithQSubcode(positioningType addressType,cdAddress address,
        !           214:                                     UInt8 blockCount,UInt8 *buffer)
        !           215: {
        !           216:     return(_provider->readAudioWithQSubcode(addressType,address,blockCount,buffer));
        !           217: }
        !           218: 
        !           219: IOReturn
        !           220: IOSCSICDDriveNub::readAudioWithAllSubcodes(positioningType addressType,cdAddress address,
        !           221:                                     UInt8 blockCount,UInt8 *buffer)
        !           222: {
        !           223:     return(_provider->readAudioWithAllSubcodes(addressType,address,blockCount,buffer));
        !           224: }
        !           225: 
        !           226: IOReturn
        !           227: IOSCSICDDriveNub::readHeader(UInt32 blockAddress,struct headerInfo *buffer)
        !           228: {
        !           229:     return(_provider->readHeader(blockAddress,buffer));
        !           230: }
        !           231: 
        !           232: IOReturn
        !           233: IOSCSICDDriveNub::readISRC(UInt32 track,UInt8 *buffer,bool *found)
        !           234: {
        !           235:     return(_provider->readISRC(track,buffer,found));
        !           236: }
        !           237: 
        !           238: IOReturn
        !           239: IOSCSICDDriveNub::readMCN(UInt8 *buffer,bool *found)
        !           240: {
        !           241:     return(_provider->readMCN(buffer,found));
        !           242: }
        !           243: 
        !           244: IOReturn
        !           245: IOSCSICDDriveNub::readQSubcodes(struct qSubcodeTocInfo *buffer,UInt32 bufSize)
        !           246: {
        !           247:     return(_provider->readQSubcodes(buffer,bufSize));
        !           248: }
        !           249: 
        !           250: IOReturn
        !           251: IOSCSICDDriveNub::readSubcodeBuffer(UInt8 *buffer,bool purge,UInt32 entryCount)
        !           252: {
        !           253:     return(_provider->readSubcodeBuffer(buffer,purge,entryCount));
        !           254: }
        !           255: 
        !           256: IOReturn
        !           257: IOSCSICDDriveNub::readTheQSubcode(struct qSubcode *buffer)
        !           258: {
        !           259:     return(_provider->readTheQSubcode(buffer));
        !           260: }
        !           261: 
        !           262: IOReturn
        !           263: IOSCSICDDriveNub::readTOC(struct rawToc *buffer,UInt32 length,tocFormat format)
        !           264: {
        !           265:     return(_provider->readTOC(buffer,length,format));
        !           266: }
        !           267: 
        !           268: IOReturn
        !           269: IOSCSICDDriveNub::reportBlockSize(UInt64 *blockSize)
        !           270: {
        !           271:     return(_provider->reportBlockSize(blockSize));
        !           272: }
        !           273: 
        !           274: IOReturn
        !           275: IOSCSICDDriveNub::reportEjectability(bool *isEjectable)
        !           276: {
        !           277:     return(_provider->reportEjectability(isEjectable));
        !           278: }
        !           279: 
        !           280: IOReturn
        !           281: IOSCSICDDriveNub::reportLockability(bool *isLockable)
        !           282: {
        !           283:     return(_provider->reportLockability(isLockable));
        !           284: }
        !           285: 
        !           286: IOReturn
        !           287: IOSCSICDDriveNub::reportPollRequirements(bool *pollIsRequired,bool *pollIsExpensive)
        !           288: {
        !           289:     return(_provider-> reportPollRequirements(pollIsRequired,pollIsExpensive));
        !           290: }
        !           291: 
        !           292: IOReturn
        !           293: IOSCSICDDriveNub::reportMaxReadTransfer (UInt64 blockSize,UInt64 *max)
        !           294: {
        !           295:     return(_provider->reportMaxReadTransfer(blockSize,max));
        !           296: }
        !           297: 
        !           298: IOReturn
        !           299: IOSCSICDDriveNub::reportMediaState(bool *mediaPresent,bool *changed)    
        !           300: {
        !           301:     return(_provider-> reportMediaState(mediaPresent,changed));
        !           302: }
        !           303: 
        !           304: IOReturn
        !           305: IOSCSICDDriveNub::reportRemovability(bool *isRemovable)
        !           306: {
        !           307:     return(_provider->reportRemovability(isRemovable));
        !           308: }
        !           309: 
        !           310: IOReturn
        !           311: IOSCSICDDriveNub::reportMaxValidBlock(UInt64 *maxBlock)
        !           312: {
        !           313:     return(_provider->reportMaxValidBlock(maxBlock));
        !           314: }
        !           315: 
        !           316: IOReturn
        !           317: IOSCSICDDriveNub::setAudioStopAddress(positioningType addressType,cdAddress address)
        !           318: {
        !           319:     return(_provider->setAudioStopAddress(addressType,address));
        !           320: }
        !           321: 
        !           322: IOReturn
        !           323: IOSCSICDDriveNub::setVolume(UInt8 leftVolume,UInt8 rightVolume)
        !           324: {
        !           325:     return(_provider->setVolume(leftVolume,rightVolume));
        !           326: }
        !           327: 

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