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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: * SCSIParallelController.h ! 24: * ! 25: */ ! 26: ! 27: #ifndef _SCSIPARALLELCONTROLLER_H ! 28: #define _SCSIPARALLELCONTROLLER_H ! 29: ! 30: class IOSyncer; ! 31: ! 32: typedef struct SCSIControllerInfo ! 33: { ! 34: UInt32 initiatorId; ! 35: ! 36: UInt32 maxTargetsSupported; ! 37: UInt32 maxLunsSupported; ! 38: ! 39: UInt32 minTransferPeriodpS; ! 40: UInt32 maxTransferOffset; ! 41: UInt32 maxTransferWidth; ! 42: ! 43: UInt32 maxCommandsPerController; ! 44: UInt32 maxCommandsPerTarget; ! 45: UInt32 maxCommandsPerLun; ! 46: ! 47: UInt32 tagAllocationMethod; ! 48: UInt32 maxTags; ! 49: ! 50: UInt32 targetPrivateDataSize; ! 51: UInt32 lunPrivateDataSize; ! 52: UInt32 commandPrivateDataSize; ! 53: ! 54: bool disableCancelCommands; ! 55: ! 56: UInt32 reserved[64]; ! 57: ! 58: } SCSIControllerInfo; ! 59: ! 60: enum SCSITagAllocation ! 61: { ! 62: kTagAllocationNone = 0, ! 63: kTagAllocationPerLun, ! 64: kTagAllocationPerTarget, ! 65: kTagAllocationPerController, ! 66: }; ! 67: ! 68: /* ! 69: * Private for IOSCSIClass ! 70: */ ! 71: enum WorkLoopReqType ! 72: { ! 73: kWorkLoopInitTarget = 1, ! 74: kWorkLoopReleaseTarget, ! 75: kWorkLoopInitDevice, ! 76: kWorkLoopReleaseDevice, ! 77: }; ! 78: ! 79: enum DispatchAction ! 80: { ! 81: kDispatchNextCommand = 1, ! 82: kDispatchNextLun, ! 83: kDispatchNextTarget, ! 84: kDispatchStop, ! 85: }; ! 86: ! 87: typedef struct WorkLoopRequest ! 88: { ! 89: WorkLoopReqType type; ! 90: IOSyncer * sync; ! 91: bool rc; ! 92: } WorkLoopRequest; ! 93: ! 94: #endif ! 95:
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