drivers/tpm/tpm_internal.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Copyright (c) 2015 Google, Inc
   4  */
   5
   6 #ifndef __tpm_internal_h
   7 #define __tpm_internal_h
   8
   9 enum {
  10         TPM_MAX_ORDINAL                 = 243,
  11         TPM_MAX_PROTECTED_ORDINAL       = 12,
  12         TPM_PROTECTED_ORDINAL_MASK      = 0xff,
  13         TPM_CMD_COUNT_BYTE              = 2,
  14         TPM_CMD_ORDINAL_BYTE            = 6,
  15 };
  16
  17 /*
  18  * Array with one entry per ordinal defining the maximum amount
  19  * of time the chip could take to return the result.  The ordinal
  20  * designation of short, medium or long is defined in a table in
  21  * TCG Specification TPM Main Part 2 TPM Structures Section 17. The
  22  * values of the SHORT, MEDIUM, and LONG durations are retrieved
  23  * from the chip during initialization with a call to tpm_get_timeouts.
  24  */
  25 static const u8 tpm_protected_ordinal_duration[TPM_MAX_PROTECTED_ORDINAL] = {
  26         TPM_UNDEFINED,          /* 0 */
  27         TPM_UNDEFINED,
  28         TPM_UNDEFINED,
  29         TPM_UNDEFINED,
  30         TPM_UNDEFINED,
  31         TPM_UNDEFINED,          /* 5 */
  32         TPM_UNDEFINED,
  33         TPM_UNDEFINED,
  34         TPM_UNDEFINED,
  35         TPM_UNDEFINED,
  36         TPM_SHORT,              /* 10 */
  37         TPM_SHORT,
  38 };
  39
  40 static const u8 tpm_ordinal_duration[TPM_MAX_ORDINAL] = {
  41         TPM_UNDEFINED,          /* 0 */
  42         TPM_UNDEFINED,
  43         TPM_UNDEFINED,
  44         TPM_UNDEFINED,
  45         TPM_UNDEFINED,
  46         TPM_UNDEFINED,          /* 5 */
  47         TPM_UNDEFINED,
  48         TPM_UNDEFINED,
  49         TPM_UNDEFINED,
  50         TPM_UNDEFINED,
  51         TPM_SHORT,              /* 10 */
  52         TPM_SHORT,
  53         TPM_MEDIUM,
  54         TPM_LONG,
  55         TPM_LONG,
  56         TPM_MEDIUM,             /* 15 */
  57         TPM_SHORT,
  58         TPM_SHORT,
  59         TPM_MEDIUM,
  60         TPM_LONG,
  61         TPM_SHORT,              /* 20 */
  62         TPM_SHORT,
  63         TPM_MEDIUM,
  64         TPM_MEDIUM,
  65         TPM_MEDIUM,
  66         TPM_SHORT,              /* 25 */
  67         TPM_SHORT,
  68         TPM_MEDIUM,
  69         TPM_SHORT,
  70         TPM_SHORT,
  71         TPM_MEDIUM,             /* 30 */
  72         TPM_LONG,
  73         TPM_MEDIUM,
  74         TPM_SHORT,
  75         TPM_SHORT,
  76         TPM_SHORT,              /* 35 */
  77         TPM_MEDIUM,
  78         TPM_MEDIUM,
  79         TPM_UNDEFINED,
  80         TPM_UNDEFINED,
  81         TPM_MEDIUM,             /* 40 */
  82         TPM_LONG,
  83         TPM_MEDIUM,
  84         TPM_SHORT,
  85         TPM_SHORT,
  86         TPM_SHORT,              /* 45 */
  87         TPM_SHORT,
  88         TPM_SHORT,
  89         TPM_SHORT,
  90         TPM_LONG,
  91         TPM_MEDIUM,             /* 50 */
  92         TPM_MEDIUM,
  93         TPM_UNDEFINED,
  94         TPM_UNDEFINED,
  95         TPM_UNDEFINED,
  96         TPM_UNDEFINED,          /* 55 */
  97         TPM_UNDEFINED,
  98         TPM_UNDEFINED,
  99         TPM_UNDEFINED,
 100         TPM_UNDEFINED,
 101         TPM_MEDIUM,             /* 60 */
 102         TPM_MEDIUM,
 103         TPM_MEDIUM,
 104         TPM_SHORT,
 105         TPM_SHORT,
 106         TPM_MEDIUM,             /* 65 */
 107         TPM_UNDEFINED,
 108         TPM_UNDEFINED,
 109         TPM_UNDEFINED,
 110         TPM_UNDEFINED,
 111         TPM_SHORT,              /* 70 */
 112         TPM_SHORT,
 113         TPM_UNDEFINED,
 114         TPM_UNDEFINED,
 115         TPM_UNDEFINED,
 116         TPM_UNDEFINED,          /* 75 */
 117         TPM_UNDEFINED,
 118         TPM_UNDEFINED,
 119         TPM_UNDEFINED,
 120         TPM_UNDEFINED,
 121         TPM_LONG,               /* 80 */
 122         TPM_UNDEFINED,
 123         TPM_MEDIUM,
 124         TPM_LONG,
 125         TPM_SHORT,
 126         TPM_UNDEFINED,          /* 85 */
 127         TPM_UNDEFINED,
 128         TPM_UNDEFINED,
 129         TPM_UNDEFINED,
 130         TPM_UNDEFINED,
 131         TPM_SHORT,              /* 90 */
 132         TPM_SHORT,
 133         TPM_SHORT,
 134         TPM_SHORT,
 135         TPM_SHORT,
 136         TPM_UNDEFINED,          /* 95 */
 137         TPM_UNDEFINED,
 138         TPM_UNDEFINED,
 139         TPM_UNDEFINED,
 140         TPM_UNDEFINED,
 141         TPM_MEDIUM,             /* 100 */
 142         TPM_SHORT,
 143         TPM_SHORT,
 144         TPM_UNDEFINED,
 145         TPM_UNDEFINED,
 146         TPM_UNDEFINED,          /* 105 */
 147         TPM_UNDEFINED,
 148         TPM_UNDEFINED,
 149         TPM_UNDEFINED,
 150         TPM_UNDEFINED,
 151         TPM_SHORT,              /* 110 */
 152         TPM_SHORT,
 153         TPM_SHORT,
 154         TPM_SHORT,
 155         TPM_SHORT,
 156         TPM_SHORT,              /* 115 */
 157         TPM_SHORT,
 158         TPM_SHORT,
 159         TPM_UNDEFINED,
 160         TPM_UNDEFINED,
 161         TPM_LONG,               /* 120 */
 162         TPM_LONG,
 163         TPM_MEDIUM,
 164         TPM_UNDEFINED,
 165         TPM_SHORT,
 166         TPM_SHORT,              /* 125 */
 167         TPM_SHORT,
 168         TPM_LONG,
 169         TPM_SHORT,
 170         TPM_SHORT,
 171         TPM_SHORT,              /* 130 */
 172         TPM_MEDIUM,
 173         TPM_UNDEFINED,
 174         TPM_SHORT,
 175         TPM_MEDIUM,
 176         TPM_UNDEFINED,          /* 135 */
 177         TPM_UNDEFINED,
 178         TPM_UNDEFINED,
 179         TPM_UNDEFINED,
 180         TPM_UNDEFINED,
 181         TPM_SHORT,              /* 140 */
 182         TPM_SHORT,
 183         TPM_UNDEFINED,
 184         TPM_UNDEFINED,
 185         TPM_UNDEFINED,
 186         TPM_UNDEFINED,          /* 145 */
 187         TPM_UNDEFINED,
 188         TPM_UNDEFINED,
 189         TPM_UNDEFINED,
 190         TPM_UNDEFINED,
 191         TPM_SHORT,              /* 150 */
 192         TPM_MEDIUM,
 193         TPM_MEDIUM,
 194         TPM_SHORT,
 195         TPM_SHORT,
 196         TPM_UNDEFINED,          /* 155 */
 197         TPM_UNDEFINED,
 198         TPM_UNDEFINED,
 199         TPM_UNDEFINED,
 200         TPM_UNDEFINED,
 201         TPM_SHORT,              /* 160 */
 202         TPM_SHORT,
 203         TPM_SHORT,
 204         TPM_SHORT,
 205         TPM_UNDEFINED,
 206         TPM_UNDEFINED,          /* 165 */
 207         TPM_UNDEFINED,
 208         TPM_UNDEFINED,
 209         TPM_UNDEFINED,
 210         TPM_UNDEFINED,
 211         TPM_LONG,               /* 170 */
 212         TPM_UNDEFINED,
 213         TPM_UNDEFINED,
 214         TPM_UNDEFINED,
 215         TPM_UNDEFINED,
 216         TPM_UNDEFINED,          /* 175 */
 217         TPM_UNDEFINED,
 218         TPM_UNDEFINED,
 219         TPM_UNDEFINED,
 220         TPM_UNDEFINED,
 221         TPM_MEDIUM,             /* 180 */
 222         TPM_SHORT,
 223         TPM_MEDIUM,
 224         TPM_MEDIUM,
 225         TPM_MEDIUM,
 226         TPM_MEDIUM,             /* 185 */
 227         TPM_SHORT,
 228         TPM_UNDEFINED,
 229         TPM_UNDEFINED,
 230         TPM_UNDEFINED,
 231         TPM_UNDEFINED,          /* 190 */
 232         TPM_UNDEFINED,
 233         TPM_UNDEFINED,
 234         TPM_UNDEFINED,
 235         TPM_UNDEFINED,
 236         TPM_UNDEFINED,          /* 195 */
 237         TPM_UNDEFINED,
 238         TPM_UNDEFINED,
 239         TPM_UNDEFINED,
 240         TPM_UNDEFINED,
 241         TPM_SHORT,              /* 200 */
 242         TPM_UNDEFINED,
 243         TPM_UNDEFINED,
 244         TPM_UNDEFINED,
 245         TPM_SHORT,
 246         TPM_SHORT,              /* 205 */
 247         TPM_SHORT,
 248         TPM_SHORT,
 249         TPM_SHORT,
 250         TPM_SHORT,
 251         TPM_MEDIUM,             /* 210 */
 252         TPM_UNDEFINED,
 253         TPM_MEDIUM,
 254         TPM_MEDIUM,
 255         TPM_MEDIUM,
 256         TPM_UNDEFINED,          /* 215 */
 257         TPM_MEDIUM,
 258         TPM_UNDEFINED,
 259         TPM_UNDEFINED,
 260         TPM_SHORT,
 261         TPM_SHORT,              /* 220 */
 262         TPM_SHORT,
 263         TPM_SHORT,
 264         TPM_SHORT,
 265         TPM_SHORT,
 266         TPM_UNDEFINED,          /* 225 */
 267         TPM_UNDEFINED,
 268         TPM_UNDEFINED,
 269         TPM_UNDEFINED,
 270         TPM_UNDEFINED,
 271         TPM_SHORT,              /* 230 */
 272         TPM_LONG,
 273         TPM_MEDIUM,
 274         TPM_UNDEFINED,
 275         TPM_UNDEFINED,
 276         TPM_UNDEFINED,          /* 235 */
 277         TPM_UNDEFINED,
 278         TPM_UNDEFINED,
 279         TPM_UNDEFINED,
 280         TPM_UNDEFINED,
 281         TPM_SHORT,              /* 240 */
 282         TPM_UNDEFINED,
 283         TPM_MEDIUM,
 284 };
 285
 286 #endif