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Annotation of XNU/iokit/IOKit/scsi/scsi-parallel/SCSIParallelTarget.h, revision 1.1.1.1

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:  *
                     24:  * SCSIParallelTarget.h
                     25:  *
                     26:  */
                     27: 
                     28: #ifndef _SCSIPARALLELTARGET_H
                     29: #define _SCSIPARALLELTARGET_H
                     30: 
                     31: typedef struct SCSITarget
                     32: {
                     33:     queue_head_t       deviceList;
                     34:     
                     35:     UInt32             commandCount;
                     36:     UInt32             commandLimit;
                     37:     UInt32             commandLimitSave;
                     38: 
                     39:     IORWLock *         clientSem;
                     40:     IORWLock *         targetSem;
                     41: 
                     42:     UInt32             *tagArray;
                     43:     
                     44:     UInt32             negotiateState;
                     45:     IOReturn           negotiateResult;
                     46: 
                     47:     UInt32             state;
                     48: 
                     49:     SCSITargetParms    targetParmsCurrent;
                     50:     SCSITargetParms    targetParmsNew;
                     51: 
                     52:     UInt32             reqSenseCount;
                     53:     UInt32             reqSenseState;
                     54: 
                     55:     void               *targetPrivateData;
                     56: 
                     57: } SCSITarget;    
                     58: 
                     59: enum 
                     60: {
                     61:     kStateIdle,
                     62:     kStateIssue,
                     63:     kStatePending,
                     64:     kStateActive,
                     65: };
                     66: 
                     67: enum _cdbFlagsInternal
                     68: {
                     69:     kCDBFlagsEnableTagQueuing   = 0x80000000,
                     70: };
                     71: 
                     72: 
                     73: enum SCSICommandType
                     74: {
                     75:     kSCSICommandNone           = 0,
                     76:     kSCSICommandExecute,
                     77:     kSCSICommandReqSense,
                     78:     kSCSICommandAbort,
                     79:     kSCSICommandAbortAll,
                     80:     kSCSICommandDeviceReset,
                     81:     kSCSICommandBusReset,
                     82:     kSCSICommandCancel,
                     83: };
                     84:     
                     85: 
                     86: #endif

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