iokit/IOKit/ata/ata-standard/ATAStandardPrivate.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  *    ATAPrivate.h
  25  *
  26  */
  27
  28 typedef struct EndianTable
  29 {
  30     UInt32      size;
  31     UInt32      type;
  32 } EndianTable;
  33
  34 enum
  35 {
  36     identifyWords_54to58_Valid          = 0x0001,
  37     identifyWords_64to70_Valid          = 0x0002,
  38     identifyWords_88to88_Valid          = 0x0004,
  39
  40     advPIOModes_Mode3_Supported         = 0x0001,
  41     advPIOModes_Mode4_Supported         = 0x0002,
  42
  43     dmaModes_Mode0_Supported            = 0x0001,
  44     dmaModes_Mode1_Supported            = 0x0002,
  45     dmaModes_Mode2_Supported            = 0x0004,
  46     dmaModes_Supported                  = 0x0007,
  47
  48     ultraDMAModes_Mode0_Supported       = 0x0001,
  49     ultraDMAModes_Mode1_Supported       = 0x0002,
  50     ultraDMAModes_Mode2_Supported       = 0x0004,
  51     ultraDMAModes_Supported             = 0x001f,
  52
  53     commandSetsSupported2_ValidMask     = 0xC000,
  54     commandSetsSupported2_Valid         = 0x4000,
  55
  56     commandSetsSupported2_DMAQueued     = 0x0002,
  57
  58     commandSetsSupported3_ValidMask     = 0xC000,
  59     commandSetsSupported3_Valid         = 0x4000,
  60
  61     commandSetsEnabled2_DMAQueued       = 0x0002,
  62 };
  63
  64 enum
  65 {
  66     kATAPIPktProtocolMask               = 0x0060,
  67     kATAPIPktProtocolSlowDRQ            = 0x0000,
  68     kATAPIPktProtocolIntDRQ             = 0x0020,
  69     kATAPIPktProtocolFastDRQ            = 0x0040,
  70 };
  71
  72 typedef struct
  73 {
  74     UInt32              minDataAccess;
  75     UInt32              minDataCycle;
  76
  77 } ATAModeTable;
  78