iokit/IOKit/ata/ata-standard/ATAStandardTarget.h

   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  * ATAParallelTarget.h
  25  *
  26  */
  27
  28 #ifndef _ATASTANDARDTARGET_H
  29 #define _ATASTANDARDTARGET_H
  30
  31 class IOATAStandardDevice;
  32
  33 typedef struct ATATarget
  34 {
  35     IOATAStandardDevice         *device;
  36     UInt32                      state;
  37     UInt32                      flags;
  38 } ATATarget;
  39
  40 enum
  41 {
  42     kStateIdle,
  43     kStateIssue,
  44     kStatePending,
  45     kStateActive,
  46 };
  47
  48 enum CDBFlagsInternal
  49 {
  50     kCDBFlagsEnableTagQueuing   = 0x80000000,
  51 };
  52
  53
  54 enum ATACommandType
  55 {
  56     kATACommandNone             = 0,
  57     kATACommandExecute,
  58     kATACommandReqSense,
  59     kATACommandAbort,
  60     kATACommandAbortAll,
  61     kATACommandDeviceReset,
  62     kATACommandBusReset,
  63     kATACommandCancel,
  64 };
  65
  66
  67 #endif