arch/powerpc/kernel/cputable.c

   1 /*
   2  *  Copyright (C) 2001 Ben. Herrenschmidt (benh@kernel.crashing.org)
   3  *
   4  *  Modifications for ppc64:
   5  *      Copyright (C) 2003 Dave Engebretsen <engebret@us.ibm.com>
   6  *
   7  *  This program is free software; you can redistribute it and/or
   8  *  modify it under the terms of the GNU General Public License
   9  *  as published by the Free Software Foundation; either version
  10  *  2 of the License, or (at your option) any later version.
  11  */
  12
  13 #include <linux/string.h>
  14 #include <linux/sched.h>
  15 #include <linux/threads.h>
  16 #include <linux/init.h>
  17 #include <linux/module.h>
  18
  19 #include <asm/oprofile_impl.h>
  20 #include <asm/cputable.h>
  21 #include <asm/prom.h>           /* for PTRRELOC on ARCH=ppc */
  22
  23 struct cpu_spec* cur_cpu_spec = NULL;
  24 EXPORT_SYMBOL(cur_cpu_spec);
  25
  26 /* NOTE:
  27  * Unlike ppc32, ppc64 will only call this once for the boot CPU, it's
  28  * the responsibility of the appropriate CPU save/restore functions to
  29  * eventually copy these settings over. Those save/restore aren't yet
  30  * part of the cputable though. That has to be fixed for both ppc32
  31  * and ppc64
  32  */
  33 #ifdef CONFIG_PPC32
  34 extern void __setup_cpu_603(unsigned long offset, struct cpu_spec* spec);
  35 extern void __setup_cpu_604(unsigned long offset, struct cpu_spec* spec);
  36 extern void __setup_cpu_750(unsigned long offset, struct cpu_spec* spec);
  37 extern void __setup_cpu_750cx(unsigned long offset, struct cpu_spec* spec);
  38 extern void __setup_cpu_750fx(unsigned long offset, struct cpu_spec* spec);
  39 extern void __setup_cpu_7400(unsigned long offset, struct cpu_spec* spec);
  40 extern void __setup_cpu_7410(unsigned long offset, struct cpu_spec* spec);
  41 extern void __setup_cpu_745x(unsigned long offset, struct cpu_spec* spec);
  42 #endif /* CONFIG_PPC32 */
  43 #ifdef CONFIG_PPC64
  44 extern void __setup_cpu_ppc970(unsigned long offset, struct cpu_spec* spec);
  45 extern void __setup_cpu_ppc970MP(unsigned long offset, struct cpu_spec* spec);
  46 extern void __restore_cpu_ppc970(void);
  47 #endif /* CONFIG_PPC64 */
  48
  49 /* This table only contains "desktop" CPUs, it need to be filled with embedded
  50  * ones as well...
  51  */
  52 #define COMMON_USER             (PPC_FEATURE_32 | PPC_FEATURE_HAS_FPU | \
  53                                  PPC_FEATURE_HAS_MMU)
  54 #define COMMON_USER_PPC64       (COMMON_USER | PPC_FEATURE_64)
  55 #define COMMON_USER_POWER4      (COMMON_USER_PPC64 | PPC_FEATURE_POWER4)
  56 #define COMMON_USER_POWER5      (COMMON_USER_PPC64 | PPC_FEATURE_POWER5 |\
  57                                  PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP)
  58 #define COMMON_USER_POWER5_PLUS (COMMON_USER_PPC64 | PPC_FEATURE_POWER5_PLUS|\
  59                                  PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP)
  60 #define COMMON_USER_POWER6      (COMMON_USER_PPC64 | PPC_FEATURE_ARCH_2_05 |\
  61                                  PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP | \
  62                                  PPC_FEATURE_TRUE_LE)
  63 #define COMMON_USER_PA6T        (COMMON_USER_PPC64 | PPC_FEATURE_PA6T |\
  64                                  PPC_FEATURE_TRUE_LE | \
  65                                  PPC_FEATURE_HAS_ALTIVEC_COMP)
  66 #define COMMON_USER_BOOKE       (PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | \
  67                                  PPC_FEATURE_BOOKE)
  68
  69 /* We only set the spe features if the kernel was compiled with
  70  * spe support
  71  */
  72 #ifdef CONFIG_SPE
  73 #define PPC_FEATURE_SPE_COMP    PPC_FEATURE_HAS_SPE
  74 #else
  75 #define PPC_FEATURE_SPE_COMP    0
  76 #endif
  77
  78 static struct cpu_spec cpu_specs[] = {
  79 #ifdef CONFIG_PPC64
  80         {       /* Power3 */
  81                 .pvr_mask               = 0xffff0000,
  82                 .pvr_value              = 0x00400000,
  83                 .cpu_name               = "POWER3 (630)",
  84                 .cpu_features           = CPU_FTRS_POWER3,
  85                 .cpu_user_features      = COMMON_USER_PPC64|PPC_FEATURE_PPC_LE,
  86                 .icache_bsize           = 128,
  87                 .dcache_bsize           = 128,
  88                 .num_pmcs               = 8,
  89                 .oprofile_cpu_type      = "ppc64/power3",
  90                 .oprofile_type          = PPC_OPROFILE_RS64,
  91                 .platform               = "power3",
  92         },
  93         {       /* Power3+ */
  94                 .pvr_mask               = 0xffff0000,
  95                 .pvr_value              = 0x00410000,
  96                 .cpu_name               = "POWER3 (630+)",
  97                 .cpu_features           = CPU_FTRS_POWER3,
  98                 .cpu_user_features      = COMMON_USER_PPC64|PPC_FEATURE_PPC_LE,
  99                 .icache_bsize           = 128,
 100                 .dcache_bsize           = 128,
 101                 .num_pmcs               = 8,
 102                 .oprofile_cpu_type      = "ppc64/power3",
 103                 .oprofile_type          = PPC_OPROFILE_RS64,
 104                 .platform               = "power3",
 105         },
 106         {       /* Northstar */
 107                 .pvr_mask               = 0xffff0000,
 108                 .pvr_value              = 0x00330000,
 109                 .cpu_name               = "RS64-II (northstar)",
 110                 .cpu_features           = CPU_FTRS_RS64,
 111                 .cpu_user_features      = COMMON_USER_PPC64,
 112                 .icache_bsize           = 128,
 113                 .dcache_bsize           = 128,
 114                 .num_pmcs               = 8,
 115                 .oprofile_cpu_type      = "ppc64/rs64",
 116                 .oprofile_type          = PPC_OPROFILE_RS64,
 117                 .platform               = "rs64",
 118         },
 119         {       /* Pulsar */
 120                 .pvr_mask               = 0xffff0000,
 121                 .pvr_value              = 0x00340000,
 122                 .cpu_name               = "RS64-III (pulsar)",
 123                 .cpu_features           = CPU_FTRS_RS64,
 124                 .cpu_user_features      = COMMON_USER_PPC64,
 125                 .icache_bsize           = 128,
 126                 .dcache_bsize           = 128,
 127                 .num_pmcs               = 8,
 128                 .oprofile_cpu_type      = "ppc64/rs64",
 129                 .oprofile_type          = PPC_OPROFILE_RS64,
 130                 .platform               = "rs64",
 131         },
 132         {       /* I-star */
 133                 .pvr_mask               = 0xffff0000,
 134                 .pvr_value              = 0x00360000,
 135                 .cpu_name               = "RS64-III (icestar)",
 136                 .cpu_features           = CPU_FTRS_RS64,
 137                 .cpu_user_features      = COMMON_USER_PPC64,
 138                 .icache_bsize           = 128,
 139                 .dcache_bsize           = 128,
 140                 .num_pmcs               = 8,
 141                 .oprofile_cpu_type      = "ppc64/rs64",
 142                 .oprofile_type          = PPC_OPROFILE_RS64,
 143                 .platform               = "rs64",
 144         },
 145         {       /* S-star */
 146                 .pvr_mask               = 0xffff0000,
 147                 .pvr_value              = 0x00370000,
 148                 .cpu_name               = "RS64-IV (sstar)",
 149                 .cpu_features           = CPU_FTRS_RS64,
 150                 .cpu_user_features      = COMMON_USER_PPC64,
 151                 .icache_bsize           = 128,
 152                 .dcache_bsize           = 128,
 153                 .num_pmcs               = 8,
 154                 .oprofile_cpu_type      = "ppc64/rs64",
 155                 .oprofile_type          = PPC_OPROFILE_RS64,
 156                 .platform               = "rs64",
 157         },
 158         {       /* Power4 */
 159                 .pvr_mask               = 0xffff0000,
 160                 .pvr_value              = 0x00350000,
 161                 .cpu_name               = "POWER4 (gp)",
 162                 .cpu_features           = CPU_FTRS_POWER4,
 163                 .cpu_user_features      = COMMON_USER_POWER4,
 164                 .icache_bsize           = 128,
 165                 .dcache_bsize           = 128,
 166                 .num_pmcs               = 8,
 167                 .oprofile_cpu_type      = "ppc64/power4",
 168                 .oprofile_type          = PPC_OPROFILE_POWER4,
 169                 .platform               = "power4",
 170         },
 171         {       /* Power4+ */
 172                 .pvr_mask               = 0xffff0000,
 173                 .pvr_value              = 0x00380000,
 174                 .cpu_name               = "POWER4+ (gq)",
 175                 .cpu_features           = CPU_FTRS_POWER4,
 176                 .cpu_user_features      = COMMON_USER_POWER4,
 177                 .icache_bsize           = 128,
 178                 .dcache_bsize           = 128,
 179                 .num_pmcs               = 8,
 180                 .oprofile_cpu_type      = "ppc64/power4",
 181                 .oprofile_type          = PPC_OPROFILE_POWER4,
 182                 .platform               = "power4",
 183         },
 184         {       /* PPC970 */
 185                 .pvr_mask               = 0xffff0000,
 186                 .pvr_value              = 0x00390000,
 187                 .cpu_name               = "PPC970",
 188                 .cpu_features           = CPU_FTRS_PPC970,
 189                 .cpu_user_features      = COMMON_USER_POWER4 |
 190                         PPC_FEATURE_HAS_ALTIVEC_COMP,
 191                 .icache_bsize           = 128,
 192                 .dcache_bsize           = 128,
 193                 .num_pmcs               = 8,
 194                 .cpu_setup              = __setup_cpu_ppc970,
 195                 .cpu_restore            = __restore_cpu_ppc970,
 196                 .oprofile_cpu_type      = "ppc64/970",
 197                 .oprofile_type          = PPC_OPROFILE_POWER4,
 198                 .platform               = "ppc970",
 199         },
 200         {       /* PPC970FX */
 201                 .pvr_mask               = 0xffff0000,
 202                 .pvr_value              = 0x003c0000,
 203                 .cpu_name               = "PPC970FX",
 204                 .cpu_features           = CPU_FTRS_PPC970,
 205                 .cpu_user_features      = COMMON_USER_POWER4 |
 206                         PPC_FEATURE_HAS_ALTIVEC_COMP,
 207                 .icache_bsize           = 128,
 208                 .dcache_bsize           = 128,
 209                 .num_pmcs               = 8,
 210                 .cpu_setup              = __setup_cpu_ppc970,
 211                 .cpu_restore            = __restore_cpu_ppc970,
 212                 .oprofile_cpu_type      = "ppc64/970",
 213                 .oprofile_type          = PPC_OPROFILE_POWER4,
 214                 .platform               = "ppc970",
 215         },
 216         {       /* PPC970MP */
 217                 .pvr_mask               = 0xffff0000,
 218                 .pvr_value              = 0x00440000,
 219                 .cpu_name               = "PPC970MP",
 220                 .cpu_features           = CPU_FTRS_PPC970,
 221                 .cpu_user_features      = COMMON_USER_POWER4 |
 222                         PPC_FEATURE_HAS_ALTIVEC_COMP,
 223                 .icache_bsize           = 128,
 224                 .dcache_bsize           = 128,
 225                 .num_pmcs               = 8,
 226                 .cpu_setup              = __setup_cpu_ppc970MP,
 227                 .cpu_restore            = __restore_cpu_ppc970,
 228                 .oprofile_cpu_type      = "ppc64/970",
 229                 .oprofile_type          = PPC_OPROFILE_POWER4,
 230                 .platform               = "ppc970",
 231         },
 232         {       /* PPC970GX */
 233                 .pvr_mask               = 0xffff0000,
 234                 .pvr_value              = 0x00450000,
 235                 .cpu_name               = "PPC970GX",
 236                 .cpu_features           = CPU_FTRS_PPC970,
 237                 .cpu_user_features      = COMMON_USER_POWER4 |
 238                         PPC_FEATURE_HAS_ALTIVEC_COMP,
 239                 .icache_bsize           = 128,
 240                 .dcache_bsize           = 128,
 241                 .num_pmcs               = 8,
 242                 .cpu_setup              = __setup_cpu_ppc970,
 243                 .oprofile_cpu_type      = "ppc64/970",
 244                 .oprofile_type          = PPC_OPROFILE_POWER4,
 245                 .platform               = "ppc970",
 246         },
 247         {       /* Power5 GR */
 248                 .pvr_mask               = 0xffff0000,
 249                 .pvr_value              = 0x003a0000,
 250                 .cpu_name               = "POWER5 (gr)",
 251                 .cpu_features           = CPU_FTRS_POWER5,
 252                 .cpu_user_features      = COMMON_USER_POWER5,
 253                 .icache_bsize           = 128,
 254                 .dcache_bsize           = 128,
 255                 .num_pmcs               = 6,
 256                 .oprofile_cpu_type      = "ppc64/power5",
 257                 .oprofile_type          = PPC_OPROFILE_POWER4,
 258                 /* SIHV / SIPR bits are implemented on POWER4+ (GQ)
 259                  * and above but only works on POWER5 and above
 260                  */
 261                 .oprofile_mmcra_sihv    = MMCRA_SIHV,
 262                 .oprofile_mmcra_sipr    = MMCRA_SIPR,
 263                 .platform               = "power5",
 264         },
 265         {       /* Power5 GS */
 266                 .pvr_mask               = 0xffff0000,
 267                 .pvr_value              = 0x003b0000,
 268                 .cpu_name               = "POWER5+ (gs)",
 269                 .cpu_features           = CPU_FTRS_POWER5,
 270                 .cpu_user_features      = COMMON_USER_POWER5_PLUS,
 271                 .icache_bsize           = 128,
 272                 .dcache_bsize           = 128,
 273                 .num_pmcs               = 6,
 274                 .oprofile_cpu_type      = "ppc64/power5+",
 275                 .oprofile_type          = PPC_OPROFILE_POWER4,
 276                 .oprofile_mmcra_sihv    = MMCRA_SIHV,
 277                 .oprofile_mmcra_sipr    = MMCRA_SIPR,
 278                 .platform               = "power5+",
 279         },
 280         {       /* Power6 */
 281                 .pvr_mask               = 0xffff0000,
 282                 .pvr_value              = 0x003e0000,
 283                 .cpu_name               = "POWER6",
 284                 .cpu_features           = CPU_FTRS_POWER6,
 285                 .cpu_user_features      = COMMON_USER_POWER6,
 286                 .icache_bsize           = 128,
 287                 .dcache_bsize           = 128,
 288                 .num_pmcs               = 6,
 289                 .oprofile_cpu_type      = "ppc64/power6",
 290                 .oprofile_type          = PPC_OPROFILE_POWER4,
 291                 .oprofile_mmcra_sihv    = POWER6_MMCRA_SIHV,
 292                 .oprofile_mmcra_sipr    = POWER6_MMCRA_SIPR,
 293                 .oprofile_mmcra_clear   = POWER6_MMCRA_THRM |
 294                         POWER6_MMCRA_OTHER,
 295                 .platform               = "power6",
 296         },
 297         {       /* Cell Broadband Engine */
 298                 .pvr_mask               = 0xffff0000,
 299                 .pvr_value              = 0x00700000,
 300                 .cpu_name               = "Cell Broadband Engine",
 301                 .cpu_features           = CPU_FTRS_CELL,
 302                 .cpu_user_features      = COMMON_USER_PPC64 |
 303                         PPC_FEATURE_CELL | PPC_FEATURE_HAS_ALTIVEC_COMP |
 304                         PPC_FEATURE_SMT,
 305                 .icache_bsize           = 128,
 306                 .dcache_bsize           = 128,
 307                 .platform               = "ppc-cell-be",
 308         },
 309         {       /* PA Semi PA6T */
 310                 .pvr_mask               = 0x7fff0000,
 311                 .pvr_value              = 0x00900000,
 312                 .cpu_name               = "PA6T",
 313                 .cpu_features           = CPU_FTRS_PA6T,
 314                 .cpu_user_features      = COMMON_USER_PA6T,
 315                 .icache_bsize           = 64,
 316                 .dcache_bsize           = 64,
 317                 .num_pmcs               = 6,
 318                 .platform               = "pa6t",
 319         },
 320         {       /* default match */
 321                 .pvr_mask               = 0x00000000,
 322                 .pvr_value              = 0x00000000,
 323                 .cpu_name               = "POWER4 (compatible)",
 324                 .cpu_features           = CPU_FTRS_COMPATIBLE,
 325                 .cpu_user_features      = COMMON_USER_PPC64,
 326                 .icache_bsize           = 128,
 327                 .dcache_bsize           = 128,
 328                 .num_pmcs               = 6,
 329                 .platform               = "power4",
 330         }
 331 #endif  /* CONFIG_PPC64 */
 332 #ifdef CONFIG_PPC32
 333 #if CLASSIC_PPC
 334         {       /* 601 */
 335                 .pvr_mask               = 0xffff0000,
 336                 .pvr_value              = 0x00010000,
 337                 .cpu_name               = "601",
 338                 .cpu_features           = CPU_FTRS_PPC601,
 339                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_601_INSTR |
 340                         PPC_FEATURE_UNIFIED_CACHE | PPC_FEATURE_NO_TB,
 341                 .icache_bsize           = 32,
 342                 .dcache_bsize           = 32,
 343                 .platform               = "ppc601",
 344         },
 345         {       /* 603 */
 346                 .pvr_mask               = 0xffff0000,
 347                 .pvr_value              = 0x00030000,
 348                 .cpu_name               = "603",
 349                 .cpu_features           = CPU_FTRS_603,
 350                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 351                 .icache_bsize           = 32,
 352                 .dcache_bsize           = 32,
 353                 .cpu_setup              = __setup_cpu_603,
 354                 .platform               = "ppc603",
 355         },
 356         {       /* 603e */
 357                 .pvr_mask               = 0xffff0000,
 358                 .pvr_value              = 0x00060000,
 359                 .cpu_name               = "603e",
 360                 .cpu_features           = CPU_FTRS_603,
 361                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 362                 .icache_bsize           = 32,
 363                 .dcache_bsize           = 32,
 364                 .cpu_setup              = __setup_cpu_603,
 365                 .platform               = "ppc603",
 366         },
 367         {       /* 603ev */
 368                 .pvr_mask               = 0xffff0000,
 369                 .pvr_value              = 0x00070000,
 370                 .cpu_name               = "603ev",
 371                 .cpu_features           = CPU_FTRS_603,
 372                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 373                 .icache_bsize           = 32,
 374                 .dcache_bsize           = 32,
 375                 .cpu_setup              = __setup_cpu_603,
 376                 .platform               = "ppc603",
 377         },
 378         {       /* 604 */
 379                 .pvr_mask               = 0xffff0000,
 380                 .pvr_value              = 0x00040000,
 381                 .cpu_name               = "604",
 382                 .cpu_features           = CPU_FTRS_604,
 383                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 384                 .icache_bsize           = 32,
 385                 .dcache_bsize           = 32,
 386                 .num_pmcs               = 2,
 387                 .cpu_setup              = __setup_cpu_604,
 388                 .platform               = "ppc604",
 389         },
 390         {       /* 604e */
 391                 .pvr_mask               = 0xfffff000,
 392                 .pvr_value              = 0x00090000,
 393                 .cpu_name               = "604e",
 394                 .cpu_features           = CPU_FTRS_604,
 395                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 396                 .icache_bsize           = 32,
 397                 .dcache_bsize           = 32,
 398                 .num_pmcs               = 4,
 399                 .cpu_setup              = __setup_cpu_604,
 400                 .platform               = "ppc604",
 401         },
 402         {       /* 604r */
 403                 .pvr_mask               = 0xffff0000,
 404                 .pvr_value              = 0x00090000,
 405                 .cpu_name               = "604r",
 406                 .cpu_features           = CPU_FTRS_604,
 407                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 408                 .icache_bsize           = 32,
 409                 .dcache_bsize           = 32,
 410                 .num_pmcs               = 4,
 411                 .cpu_setup              = __setup_cpu_604,
 412                 .platform               = "ppc604",
 413         },
 414         {       /* 604ev */
 415                 .pvr_mask               = 0xffff0000,
 416                 .pvr_value              = 0x000a0000,
 417                 .cpu_name               = "604ev",
 418                 .cpu_features           = CPU_FTRS_604,
 419                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 420                 .icache_bsize           = 32,
 421                 .dcache_bsize           = 32,
 422                 .num_pmcs               = 4,
 423                 .cpu_setup              = __setup_cpu_604,
 424                 .platform               = "ppc604",
 425         },
 426         {       /* 740/750 (0x4202, don't support TAU ?) */
 427                 .pvr_mask               = 0xffffffff,
 428                 .pvr_value              = 0x00084202,
 429                 .cpu_name               = "740/750",
 430                 .cpu_features           = CPU_FTRS_740_NOTAU,
 431                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 432                 .icache_bsize           = 32,
 433                 .dcache_bsize           = 32,
 434                 .num_pmcs               = 4,
 435                 .cpu_setup              = __setup_cpu_750,
 436                 .platform               = "ppc750",
 437         },
 438         {       /* 750CX (80100 and 8010x?) */
 439                 .pvr_mask               = 0xfffffff0,
 440                 .pvr_value              = 0x00080100,
 441                 .cpu_name               = "750CX",
 442                 .cpu_features           = CPU_FTRS_750,
 443                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 444                 .icache_bsize           = 32,
 445                 .dcache_bsize           = 32,
 446                 .num_pmcs               = 4,
 447                 .cpu_setup              = __setup_cpu_750cx,
 448                 .platform               = "ppc750",
 449         },
 450         {       /* 750CX (82201 and 82202) */
 451                 .pvr_mask               = 0xfffffff0,
 452                 .pvr_value              = 0x00082200,
 453                 .cpu_name               = "750CX",
 454                 .cpu_features           = CPU_FTRS_750,
 455                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 456                 .icache_bsize           = 32,
 457                 .dcache_bsize           = 32,
 458                 .num_pmcs               = 4,
 459                 .cpu_setup              = __setup_cpu_750cx,
 460                 .platform               = "ppc750",
 461         },
 462         {       /* 750CXe (82214) */
 463                 .pvr_mask               = 0xfffffff0,
 464                 .pvr_value              = 0x00082210,
 465                 .cpu_name               = "750CXe",
 466                 .cpu_features           = CPU_FTRS_750,
 467                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 468                 .icache_bsize           = 32,
 469                 .dcache_bsize           = 32,
 470                 .num_pmcs               = 4,
 471                 .cpu_setup              = __setup_cpu_750cx,
 472                 .platform               = "ppc750",
 473         },
 474         {       /* 750CXe "Gekko" (83214) */
 475                 .pvr_mask               = 0xffffffff,
 476                 .pvr_value              = 0x00083214,
 477                 .cpu_name               = "750CXe",
 478                 .cpu_features           = CPU_FTRS_750,
 479                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 480                 .icache_bsize           = 32,
 481                 .dcache_bsize           = 32,
 482                 .num_pmcs               = 4,
 483                 .cpu_setup              = __setup_cpu_750cx,
 484                 .platform               = "ppc750",
 485         },
 486         {       /* 745/755 */
 487                 .pvr_mask               = 0xfffff000,
 488                 .pvr_value              = 0x00083000,
 489                 .cpu_name               = "745/755",
 490                 .cpu_features           = CPU_FTRS_750,
 491                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 492                 .icache_bsize           = 32,
 493                 .dcache_bsize           = 32,
 494                 .num_pmcs               = 4,
 495                 .cpu_setup              = __setup_cpu_750,
 496                 .platform               = "ppc750",
 497         },
 498         {       /* 750FX rev 1.x */
 499                 .pvr_mask               = 0xffffff00,
 500                 .pvr_value              = 0x70000100,
 501                 .cpu_name               = "750FX",
 502                 .cpu_features           = CPU_FTRS_750FX1,
 503                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 504                 .icache_bsize           = 32,
 505                 .dcache_bsize           = 32,
 506                 .num_pmcs               = 4,
 507                 .cpu_setup              = __setup_cpu_750,
 508                 .platform               = "ppc750",
 509         },
 510         {       /* 750FX rev 2.0 must disable HID0[DPM] */
 511                 .pvr_mask               = 0xffffffff,
 512                 .pvr_value              = 0x70000200,
 513                 .cpu_name               = "750FX",
 514                 .cpu_features           = CPU_FTRS_750FX2,
 515                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 516                 .icache_bsize           = 32,
 517                 .dcache_bsize           = 32,
 518                 .num_pmcs               = 4,
 519                 .cpu_setup              = __setup_cpu_750,
 520                 .platform               = "ppc750",
 521         },
 522         {       /* 750FX (All revs except 2.0) */
 523                 .pvr_mask               = 0xffff0000,
 524                 .pvr_value              = 0x70000000,
 525                 .cpu_name               = "750FX",
 526                 .cpu_features           = CPU_FTRS_750FX,
 527                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 528                 .icache_bsize           = 32,
 529                 .dcache_bsize           = 32,
 530                 .num_pmcs               = 4,
 531                 .cpu_setup              = __setup_cpu_750fx,
 532                 .platform               = "ppc750",
 533         },
 534         {       /* 750GX */
 535                 .pvr_mask               = 0xffff0000,
 536                 .pvr_value              = 0x70020000,
 537                 .cpu_name               = "750GX",
 538                 .cpu_features           = CPU_FTRS_750GX,
 539                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 540                 .icache_bsize           = 32,
 541                 .dcache_bsize           = 32,
 542                 .num_pmcs               = 4,
 543                 .cpu_setup              = __setup_cpu_750fx,
 544                 .platform               = "ppc750",
 545         },
 546         {       /* 740/750 (L2CR bit need fixup for 740) */
 547                 .pvr_mask               = 0xffff0000,
 548                 .pvr_value              = 0x00080000,
 549                 .cpu_name               = "740/750",
 550                 .cpu_features           = CPU_FTRS_740,
 551                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 552                 .icache_bsize           = 32,
 553                 .dcache_bsize           = 32,
 554                 .num_pmcs               = 4,
 555                 .cpu_setup              = __setup_cpu_750,
 556                 .platform               = "ppc750",
 557         },
 558         {       /* 7400 rev 1.1 ? (no TAU) */
 559                 .pvr_mask               = 0xffffffff,
 560                 .pvr_value              = 0x000c1101,
 561                 .cpu_name               = "7400 (1.1)",
 562                 .cpu_features           = CPU_FTRS_7400_NOTAU,
 563                 .cpu_user_features      = COMMON_USER |
 564                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 565                 .icache_bsize           = 32,
 566                 .dcache_bsize           = 32,
 567                 .num_pmcs               = 4,
 568                 .cpu_setup              = __setup_cpu_7400,
 569                 .platform               = "ppc7400",
 570         },
 571         {       /* 7400 */
 572                 .pvr_mask               = 0xffff0000,
 573                 .pvr_value              = 0x000c0000,
 574                 .cpu_name               = "7400",
 575                 .cpu_features           = CPU_FTRS_7400,
 576                 .cpu_user_features      = COMMON_USER |
 577                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 578                 .icache_bsize           = 32,
 579                 .dcache_bsize           = 32,
 580                 .num_pmcs               = 4,
 581                 .cpu_setup              = __setup_cpu_7400,
 582                 .platform               = "ppc7400",
 583         },
 584         {       /* 7410 */
 585                 .pvr_mask               = 0xffff0000,
 586                 .pvr_value              = 0x800c0000,
 587                 .cpu_name               = "7410",
 588                 .cpu_features           = CPU_FTRS_7400,
 589                 .cpu_user_features      = COMMON_USER |
 590                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 591                 .icache_bsize           = 32,
 592                 .dcache_bsize           = 32,
 593                 .num_pmcs               = 4,
 594                 .cpu_setup              = __setup_cpu_7410,
 595                 .platform               = "ppc7400",
 596         },
 597         {       /* 7450 2.0 - no doze/nap */
 598                 .pvr_mask               = 0xffffffff,
 599                 .pvr_value              = 0x80000200,
 600                 .cpu_name               = "7450",
 601                 .cpu_features           = CPU_FTRS_7450_20,
 602                 .cpu_user_features      = COMMON_USER |
 603                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 604                 .icache_bsize           = 32,
 605                 .dcache_bsize           = 32,
 606                 .num_pmcs               = 6,
 607                 .cpu_setup              = __setup_cpu_745x,
 608                 .oprofile_cpu_type      = "ppc/7450",
 609                 .oprofile_type          = PPC_OPROFILE_G4,
 610                 .platform               = "ppc7450",
 611         },
 612         {       /* 7450 2.1 */
 613                 .pvr_mask               = 0xffffffff,
 614                 .pvr_value              = 0x80000201,
 615                 .cpu_name               = "7450",
 616                 .cpu_features           = CPU_FTRS_7450_21,
 617                 .cpu_user_features      = COMMON_USER |
 618                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 619                 .icache_bsize           = 32,
 620                 .dcache_bsize           = 32,
 621                 .num_pmcs               = 6,
 622                 .cpu_setup              = __setup_cpu_745x,
 623                 .oprofile_cpu_type      = "ppc/7450",
 624                 .oprofile_type          = PPC_OPROFILE_G4,
 625                 .platform               = "ppc7450",
 626         },
 627         {       /* 7450 2.3 and newer */
 628                 .pvr_mask               = 0xffff0000,
 629                 .pvr_value              = 0x80000000,
 630                 .cpu_name               = "7450",
 631                 .cpu_features           = CPU_FTRS_7450_23,
 632                 .cpu_user_features      = COMMON_USER |
 633                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 634                 .icache_bsize           = 32,
 635                 .dcache_bsize           = 32,
 636                 .num_pmcs               = 6,
 637                 .cpu_setup              = __setup_cpu_745x,
 638                 .oprofile_cpu_type      = "ppc/7450",
 639                 .oprofile_type          = PPC_OPROFILE_G4,
 640                 .platform               = "ppc7450",
 641         },
 642         {       /* 7455 rev 1.x */
 643                 .pvr_mask               = 0xffffff00,
 644                 .pvr_value              = 0x80010100,
 645                 .cpu_name               = "7455",
 646                 .cpu_features           = CPU_FTRS_7455_1,
 647                 .cpu_user_features      = COMMON_USER |
 648                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 649                 .icache_bsize           = 32,
 650                 .dcache_bsize           = 32,
 651                 .num_pmcs               = 6,
 652                 .cpu_setup              = __setup_cpu_745x,
 653                 .oprofile_cpu_type      = "ppc/7450",
 654                 .oprofile_type          = PPC_OPROFILE_G4,
 655                 .platform               = "ppc7450",
 656         },
 657         {       /* 7455 rev 2.0 */
 658                 .pvr_mask               = 0xffffffff,
 659                 .pvr_value              = 0x80010200,
 660                 .cpu_name               = "7455",
 661                 .cpu_features           = CPU_FTRS_7455_20,
 662                 .cpu_user_features      = COMMON_USER |
 663                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 664                 .icache_bsize           = 32,
 665                 .dcache_bsize           = 32,
 666                 .num_pmcs               = 6,
 667                 .cpu_setup              = __setup_cpu_745x,
 668                 .oprofile_cpu_type      = "ppc/7450",
 669                 .oprofile_type          = PPC_OPROFILE_G4,
 670                 .platform               = "ppc7450",
 671         },
 672         {       /* 7455 others */
 673                 .pvr_mask               = 0xffff0000,
 674                 .pvr_value              = 0x80010000,
 675                 .cpu_name               = "7455",
 676                 .cpu_features           = CPU_FTRS_7455,
 677                 .cpu_user_features      = COMMON_USER |
 678                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 679                 .icache_bsize           = 32,
 680                 .dcache_bsize           = 32,
 681                 .num_pmcs               = 6,
 682                 .cpu_setup              = __setup_cpu_745x,
 683                 .oprofile_cpu_type      = "ppc/7450",
 684                 .oprofile_type          = PPC_OPROFILE_G4,
 685                 .platform               = "ppc7450",
 686         },
 687         {       /* 7447/7457 Rev 1.0 */
 688                 .pvr_mask               = 0xffffffff,
 689                 .pvr_value              = 0x80020100,
 690                 .cpu_name               = "7447/7457",
 691                 .cpu_features           = CPU_FTRS_7447_10,
 692                 .cpu_user_features      = COMMON_USER |
 693                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 694                 .icache_bsize           = 32,
 695                 .dcache_bsize           = 32,
 696                 .num_pmcs               = 6,
 697                 .cpu_setup              = __setup_cpu_745x,
 698                 .oprofile_cpu_type      = "ppc/7450",
 699                 .oprofile_type          = PPC_OPROFILE_G4,
 700                 .platform               = "ppc7450",
 701         },
 702         {       /* 7447/7457 Rev 1.1 */
 703                 .pvr_mask               = 0xffffffff,
 704                 .pvr_value              = 0x80020101,
 705                 .cpu_name               = "7447/7457",
 706                 .cpu_features           = CPU_FTRS_7447_10,
 707                 .cpu_user_features      = COMMON_USER |
 708                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 709                 .icache_bsize           = 32,
 710                 .dcache_bsize           = 32,
 711                 .num_pmcs               = 6,
 712                 .cpu_setup              = __setup_cpu_745x,
 713                 .oprofile_cpu_type      = "ppc/7450",
 714                 .oprofile_type          = PPC_OPROFILE_G4,
 715                 .platform               = "ppc7450",
 716         },
 717         {       /* 7447/7457 Rev 1.2 and later */
 718                 .pvr_mask               = 0xffff0000,
 719                 .pvr_value              = 0x80020000,
 720                 .cpu_name               = "7447/7457",
 721                 .cpu_features           = CPU_FTRS_7447,
 722                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 723                 .icache_bsize           = 32,
 724                 .dcache_bsize           = 32,
 725                 .num_pmcs               = 6,
 726                 .cpu_setup              = __setup_cpu_745x,
 727                 .oprofile_cpu_type      = "ppc/7450",
 728                 .oprofile_type          = PPC_OPROFILE_G4,
 729                 .platform               = "ppc7450",
 730         },
 731         {       /* 7447A */
 732                 .pvr_mask               = 0xffff0000,
 733                 .pvr_value              = 0x80030000,
 734                 .cpu_name               = "7447A",
 735                 .cpu_features           = CPU_FTRS_7447A,
 736                 .cpu_user_features      = COMMON_USER |
 737                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 738                 .icache_bsize           = 32,
 739                 .dcache_bsize           = 32,
 740                 .num_pmcs               = 6,
 741                 .cpu_setup              = __setup_cpu_745x,
 742                 .oprofile_cpu_type      = "ppc/7450",
 743                 .oprofile_type          = PPC_OPROFILE_G4,
 744                 .platform               = "ppc7450",
 745         },
 746         {       /* 7448 */
 747                 .pvr_mask               = 0xffff0000,
 748                 .pvr_value              = 0x80040000,
 749                 .cpu_name               = "7448",
 750                 .cpu_features           = CPU_FTRS_7447A,
 751                 .cpu_user_features      = COMMON_USER |
 752                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 753                 .icache_bsize           = 32,
 754                 .dcache_bsize           = 32,
 755                 .num_pmcs               = 6,
 756                 .cpu_setup              = __setup_cpu_745x,
 757                 .oprofile_cpu_type      = "ppc/7450",
 758                 .oprofile_type          = PPC_OPROFILE_G4,
 759                 .platform               = "ppc7450",
 760         },
 761         {       /* 82xx (8240, 8245, 8260 are all 603e cores) */
 762                 .pvr_mask               = 0x7fff0000,
 763                 .pvr_value              = 0x00810000,
 764                 .cpu_name               = "82xx",
 765                 .cpu_features           = CPU_FTRS_82XX,
 766                 .cpu_user_features      = COMMON_USER,
 767                 .icache_bsize           = 32,
 768                 .dcache_bsize           = 32,
 769                 .cpu_setup              = __setup_cpu_603,
 770                 .platform               = "ppc603",
 771         },
 772         {       /* All G2_LE (603e core, plus some) have the same pvr */
 773                 .pvr_mask               = 0x7fff0000,
 774                 .pvr_value              = 0x00820000,
 775                 .cpu_name               = "G2_LE",
 776                 .cpu_features           = CPU_FTRS_G2_LE,
 777                 .cpu_user_features      = COMMON_USER,
 778                 .icache_bsize           = 32,
 779                 .dcache_bsize           = 32,
 780                 .cpu_setup              = __setup_cpu_603,
 781                 .platform               = "ppc603",
 782         },
 783         {       /* e300c1 (a 603e core, plus some) on 83xx */
 784                 .pvr_mask               = 0x7fff0000,
 785                 .pvr_value              = 0x00830000,
 786                 .cpu_name               = "e300c1",
 787                 .cpu_features           = CPU_FTRS_E300,
 788                 .cpu_user_features      = COMMON_USER,
 789                 .icache_bsize           = 32,
 790                 .dcache_bsize           = 32,
 791                 .cpu_setup              = __setup_cpu_603,
 792                 .platform               = "ppc603",
 793         },
 794         {       /* e300c2 (an e300c1 core, plus some, minus FPU) on 83xx */
 795                 .pvr_mask               = 0x7fff0000,
 796                 .pvr_value              = 0x00840000,
 797                 .cpu_name               = "e300c2",
 798                 .cpu_features           = CPU_FTRS_E300,
 799                 .cpu_user_features      = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
 800                 .icache_bsize           = 32,
 801                 .dcache_bsize           = 32,
 802                 .cpu_setup              = __setup_cpu_603,
 803                 .platform               = "ppc603",
 804         },
 805         {       /* default match, we assume split I/D cache & TB (non-601)... */
 806                 .pvr_mask               = 0x00000000,
 807                 .pvr_value              = 0x00000000,
 808                 .cpu_name               = "(generic PPC)",
 809                 .cpu_features           = CPU_FTRS_CLASSIC32,
 810                 .cpu_user_features      = COMMON_USER,
 811                 .icache_bsize           = 32,
 812                 .dcache_bsize           = 32,
 813                 .platform               = "ppc603",
 814         },
 815 #endif /* CLASSIC_PPC */
 816 #ifdef CONFIG_8xx
 817         {       /* 8xx */
 818                 .pvr_mask               = 0xffff0000,
 819                 .pvr_value              = 0x00500000,
 820                 .cpu_name               = "8xx",
 821                 /* CPU_FTR_MAYBE_CAN_DOZE is possible,
 822                  * if the 8xx code is there.... */
 823                 .cpu_features           = CPU_FTRS_8XX,
 824                 .cpu_user_features      = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
 825                 .icache_bsize           = 16,
 826                 .dcache_bsize           = 16,
 827                 .platform               = "ppc823",
 828         },
 829 #endif /* CONFIG_8xx */
 830 #ifdef CONFIG_40x
 831         {       /* 403GC */
 832                 .pvr_mask               = 0xffffff00,
 833                 .pvr_value              = 0x00200200,
 834                 .cpu_name               = "403GC",
 835                 .cpu_features           = CPU_FTRS_40X,
 836                 .cpu_user_features      = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
 837                 .icache_bsize           = 16,
 838                 .dcache_bsize           = 16,
 839                 .platform               = "ppc403",
 840         },
 841         {       /* 403GCX */
 842                 .pvr_mask               = 0xffffff00,
 843                 .pvr_value              = 0x00201400,
 844                 .cpu_name               = "403GCX",
 845                 .cpu_features           = CPU_FTRS_40X,
 846                 .cpu_user_features      = PPC_FEATURE_32 |
 847                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_NO_TB,
 848                 .icache_bsize           = 16,
 849                 .dcache_bsize           = 16,
 850                 .platform               = "ppc403",
 851         },
 852         {       /* 403G ?? */
 853                 .pvr_mask               = 0xffff0000,
 854                 .pvr_value              = 0x00200000,
 855                 .cpu_name               = "403G ??",
 856                 .cpu_features           = CPU_FTRS_40X,
 857                 .cpu_user_features      = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
 858                 .icache_bsize           = 16,
 859                 .dcache_bsize           = 16,
 860                 .platform               = "ppc403",
 861         },
 862         {       /* 405GP */
 863                 .pvr_mask               = 0xffff0000,
 864                 .pvr_value              = 0x40110000,
 865                 .cpu_name               = "405GP",
 866                 .cpu_features           = CPU_FTRS_40X,
 867                 .cpu_user_features      = PPC_FEATURE_32 |
 868                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
 869                 .icache_bsize           = 32,
 870                 .dcache_bsize           = 32,
 871                 .platform               = "ppc405",
 872         },
 873         {       /* STB 03xxx */
 874                 .pvr_mask               = 0xffff0000,
 875                 .pvr_value              = 0x40130000,
 876                 .cpu_name               = "STB03xxx",
 877                 .cpu_features           = CPU_FTRS_40X,
 878                 .cpu_user_features      = PPC_FEATURE_32 |
 879                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
 880                 .icache_bsize           = 32,
 881                 .dcache_bsize           = 32,
 882                 .platform               = "ppc405",
 883         },
 884         {       /* STB 04xxx */
 885                 .pvr_mask               = 0xffff0000,
 886                 .pvr_value              = 0x41810000,
 887                 .cpu_name               = "STB04xxx",
 888                 .cpu_features           = CPU_FTRS_40X,
 889                 .cpu_user_features      = PPC_FEATURE_32 |
 890                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
 891                 .icache_bsize           = 32,
 892                 .dcache_bsize           = 32,
 893                 .platform               = "ppc405",
 894         },
 895         {       /* NP405L */
 896                 .pvr_mask               = 0xffff0000,
 897                 .pvr_value              = 0x41610000,
 898                 .cpu_name               = "NP405L",
 899                 .cpu_features           = CPU_FTRS_40X,
 900                 .cpu_user_features      = PPC_FEATURE_32 |
 901                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
 902                 .icache_bsize           = 32,
 903                 .dcache_bsize           = 32,
 904                 .platform               = "ppc405",
 905         },
 906         {       /* NP4GS3 */
 907                 .pvr_mask               = 0xffff0000,
 908                 .pvr_value              = 0x40B10000,
 909                 .cpu_name               = "NP4GS3",
 910                 .cpu_features           = CPU_FTRS_40X,
 911                 .cpu_user_features      = PPC_FEATURE_32 |
 912                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
 913                 .icache_bsize           = 32,
 914                 .dcache_bsize           = 32,
 915                 .platform               = "ppc405",
 916         },
 917         {   /* NP405H */
 918                 .pvr_mask               = 0xffff0000,
 919                 .pvr_value              = 0x41410000,
 920                 .cpu_name               = "NP405H",
 921                 .cpu_features           = CPU_FTRS_40X,
 922                 .cpu_user_features      = PPC_FEATURE_32 |
 923                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
 924                 .icache_bsize           = 32,
 925                 .dcache_bsize           = 32,
 926                 .platform               = "ppc405",
 927         },
 928         {       /* 405GPr */
 929                 .pvr_mask               = 0xffff0000,
 930                 .pvr_value              = 0x50910000,
 931                 .cpu_name               = "405GPr",
 932                 .cpu_features           = CPU_FTRS_40X,
 933                 .cpu_user_features      = PPC_FEATURE_32 |
 934                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
 935                 .icache_bsize           = 32,
 936                 .dcache_bsize           = 32,
 937                 .platform               = "ppc405",
 938         },
 939         {   /* STBx25xx */
 940                 .pvr_mask               = 0xffff0000,
 941                 .pvr_value              = 0x51510000,
 942                 .cpu_name               = "STBx25xx",
 943                 .cpu_features           = CPU_FTRS_40X,
 944                 .cpu_user_features      = PPC_FEATURE_32 |
 945                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
 946                 .icache_bsize           = 32,
 947                 .dcache_bsize           = 32,
 948                 .platform               = "ppc405",
 949         },
 950         {       /* 405LP */
 951                 .pvr_mask               = 0xffff0000,
 952                 .pvr_value              = 0x41F10000,
 953                 .cpu_name               = "405LP",
 954                 .cpu_features           = CPU_FTRS_40X,
 955                 .cpu_user_features      = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
 956                 .icache_bsize           = 32,
 957                 .dcache_bsize           = 32,
 958                 .platform               = "ppc405",
 959         },
 960         {       /* Xilinx Virtex-II Pro  */
 961                 .pvr_mask               = 0xfffff000,
 962                 .pvr_value              = 0x20010000,
 963                 .cpu_name               = "Virtex-II Pro",
 964                 .cpu_features           = CPU_FTRS_40X,
 965                 .cpu_user_features      = PPC_FEATURE_32 |
 966                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
 967                 .icache_bsize           = 32,
 968                 .dcache_bsize           = 32,
 969                 .platform               = "ppc405",
 970         },
 971         {       /* Xilinx Virtex-4 FX */
 972                 .pvr_mask               = 0xfffff000,
 973                 .pvr_value              = 0x20011000,
 974                 .cpu_name               = "Virtex-4 FX",
 975                 .cpu_features           = CPU_FTRS_40X,
 976                 .cpu_user_features      = PPC_FEATURE_32 |
 977                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
 978                 .icache_bsize           = 32,
 979                 .dcache_bsize           = 32,
 980                 .platform               = "ppc405",
 981         },
 982         {       /* 405EP */
 983                 .pvr_mask               = 0xffff0000,
 984                 .pvr_value              = 0x51210000,
 985                 .cpu_name               = "405EP",
 986                 .cpu_features           = CPU_FTRS_40X,
 987                 .cpu_user_features      = PPC_FEATURE_32 |
 988                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
 989                 .icache_bsize           = 32,
 990                 .dcache_bsize           = 32,
 991                 .platform               = "ppc405",
 992         },
 993
 994 #endif /* CONFIG_40x */
 995 #ifdef CONFIG_44x
 996         {
 997                 .pvr_mask               = 0xf0000fff,
 998                 .pvr_value              = 0x40000850,
 999                 .cpu_name               = "440EP Rev. A",
1000                 .cpu_features           = CPU_FTRS_44X,
1001                 .cpu_user_features      = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
1002                 .icache_bsize           = 32,
1003                 .dcache_bsize           = 32,
1004                 .platform               = "ppc440",
1005         },
1006         {
1007                 .pvr_mask               = 0xf0000fff,
1008                 .pvr_value              = 0x400008d3,
1009                 .cpu_name               = "440EP Rev. B",
1010                 .cpu_features           = CPU_FTRS_44X,
1011                 .cpu_user_features      = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
1012                 .icache_bsize           = 32,
1013                 .dcache_bsize           = 32,
1014                 .platform               = "ppc440",
1015         },
1016         {       /* 440GP Rev. B */
1017                 .pvr_mask               = 0xf0000fff,
1018                 .pvr_value              = 0x40000440,
1019                 .cpu_name               = "440GP Rev. B",
1020                 .cpu_features           = CPU_FTRS_44X,
1021                 .cpu_user_features      = COMMON_USER_BOOKE,
1022                 .icache_bsize           = 32,
1023                 .dcache_bsize           = 32,
1024                 .platform               = "ppc440gp",
1025         },
1026         {       /* 440GP Rev. C */
1027                 .pvr_mask               = 0xf0000fff,
1028                 .pvr_value              = 0x40000481,
1029                 .cpu_name               = "440GP Rev. C",
1030                 .cpu_features           = CPU_FTRS_44X,
1031                 .cpu_user_features      = COMMON_USER_BOOKE,
1032                 .icache_bsize           = 32,
1033                 .dcache_bsize           = 32,
1034                 .platform               = "ppc440gp",
1035         },
1036         { /* 440GX Rev. A */
1037                 .pvr_mask               = 0xf0000fff,
1038                 .pvr_value              = 0x50000850,
1039                 .cpu_name               = "440GX Rev. A",
1040                 .cpu_features           = CPU_FTRS_44X,
1041                 .cpu_user_features      = COMMON_USER_BOOKE,
1042                 .icache_bsize           = 32,
1043                 .dcache_bsize           = 32,
1044                 .platform               = "ppc440",
1045         },
1046         { /* 440GX Rev. B */
1047                 .pvr_mask               = 0xf0000fff,
1048                 .pvr_value              = 0x50000851,
1049                 .cpu_name               = "440GX Rev. B",
1050                 .cpu_features           = CPU_FTRS_44X,
1051                 .cpu_user_features      = COMMON_USER_BOOKE,
1052                 .icache_bsize           = 32,
1053                 .dcache_bsize           = 32,
1054                 .platform               = "ppc440",
1055         },
1056         { /* 440GX Rev. C */
1057                 .pvr_mask               = 0xf0000fff,
1058                 .pvr_value              = 0x50000892,
1059                 .cpu_name               = "440GX Rev. C",
1060                 .cpu_features           = CPU_FTRS_44X,
1061                 .cpu_user_features      = COMMON_USER_BOOKE,
1062                 .icache_bsize           = 32,
1063                 .dcache_bsize           = 32,
1064                 .platform               = "ppc440",
1065         },
1066         { /* 440GX Rev. F */
1067                 .pvr_mask               = 0xf0000fff,
1068                 .pvr_value              = 0x50000894,
1069                 .cpu_name               = "440GX Rev. F",
1070                 .cpu_features           = CPU_FTRS_44X,
1071                 .cpu_user_features      = COMMON_USER_BOOKE,
1072                 .icache_bsize           = 32,
1073                 .dcache_bsize           = 32,
1074                 .platform               = "ppc440",
1075         },
1076         { /* 440SP Rev. A */
1077                 .pvr_mask               = 0xff000fff,
1078                 .pvr_value              = 0x53000891,
1079                 .cpu_name               = "440SP Rev. A",
1080                 .cpu_features           = CPU_FTRS_44X,
1081                 .cpu_user_features      = COMMON_USER_BOOKE,
1082                 .icache_bsize           = 32,
1083                 .dcache_bsize           = 32,
1084                 .platform               = "ppc440",
1085         },
1086         { /* 440SPe Rev. A */
1087                 .pvr_mask               = 0xff000fff,
1088                 .pvr_value              = 0x53000890,
1089                 .cpu_name               = "440SPe Rev. A",
1090                 .cpu_features           = CPU_FTR_SPLIT_ID_CACHE |
1091                         CPU_FTR_USE_TB,
1092                 .cpu_user_features      = COMMON_USER_BOOKE,
1093                 .icache_bsize           = 32,
1094                 .dcache_bsize           = 32,
1095                 .platform               = "ppc440",
1096         },
1097 #endif /* CONFIG_44x */
1098 #ifdef CONFIG_FSL_BOOKE
1099         {       /* e200z5 */
1100                 .pvr_mask               = 0xfff00000,
1101                 .pvr_value              = 0x81000000,
1102                 .cpu_name               = "e200z5",
1103                 /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */
1104                 .cpu_features           = CPU_FTRS_E200,
1105                 .cpu_user_features      = COMMON_USER_BOOKE |
1106                         PPC_FEATURE_HAS_EFP_SINGLE |
1107                         PPC_FEATURE_UNIFIED_CACHE,
1108                 .dcache_bsize           = 32,
1109                 .platform               = "ppc5554",
1110         },
1111         {       /* e200z6 */
1112                 .pvr_mask               = 0xfff00000,
1113                 .pvr_value              = 0x81100000,
1114                 .cpu_name               = "e200z6",
1115                 /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */
1116                 .cpu_features           = CPU_FTRS_E200,
1117                 .cpu_user_features      = COMMON_USER_BOOKE |
1118                         PPC_FEATURE_SPE_COMP |
1119                         PPC_FEATURE_HAS_EFP_SINGLE |
1120                         PPC_FEATURE_UNIFIED_CACHE,
1121                 .dcache_bsize           = 32,
1122                 .platform               = "ppc5554",
1123         },
1124         {       /* e500 */
1125                 .pvr_mask               = 0xffff0000,
1126                 .pvr_value              = 0x80200000,
1127                 .cpu_name               = "e500",
1128                 /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */
1129                 .cpu_features           = CPU_FTRS_E500,
1130                 .cpu_user_features      = COMMON_USER_BOOKE |
1131                         PPC_FEATURE_SPE_COMP |
1132                         PPC_FEATURE_HAS_EFP_SINGLE,
1133                 .icache_bsize           = 32,
1134                 .dcache_bsize           = 32,
1135                 .num_pmcs               = 4,
1136                 .oprofile_cpu_type      = "ppc/e500",
1137                 .oprofile_type          = PPC_OPROFILE_BOOKE,
1138                 .platform               = "ppc8540",
1139         },
1140         {       /* e500v2 */
1141                 .pvr_mask               = 0xffff0000,
1142                 .pvr_value              = 0x80210000,
1143                 .cpu_name               = "e500v2",
1144                 /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */
1145                 .cpu_features           = CPU_FTRS_E500_2,
1146                 .cpu_user_features      = COMMON_USER_BOOKE |
1147                         PPC_FEATURE_SPE_COMP |
1148                         PPC_FEATURE_HAS_EFP_SINGLE |
1149                         PPC_FEATURE_HAS_EFP_DOUBLE,
1150                 .icache_bsize           = 32,
1151                 .dcache_bsize           = 32,
1152                 .num_pmcs               = 4,
1153                 .oprofile_cpu_type      = "ppc/e500",
1154                 .oprofile_type          = PPC_OPROFILE_BOOKE,
1155                 .platform               = "ppc8548",
1156         },
1157 #endif
1158 #if !CLASSIC_PPC
1159         {       /* default match */
1160                 .pvr_mask               = 0x00000000,
1161                 .pvr_value              = 0x00000000,
1162                 .cpu_name               = "(generic PPC)",
1163                 .cpu_features           = CPU_FTRS_GENERIC_32,
1164                 .cpu_user_features      = PPC_FEATURE_32,
1165                 .icache_bsize           = 32,
1166                 .dcache_bsize           = 32,
1167                 .platform               = "powerpc",
1168         }
1169 #endif /* !CLASSIC_PPC */
1170 #endif /* CONFIG_PPC32 */
1171 };
1172
1173 struct cpu_spec *identify_cpu(unsigned long offset)
1174 {
1175         struct cpu_spec *s = cpu_specs;
1176         struct cpu_spec **cur = &cur_cpu_spec;
1177         unsigned int pvr = mfspr(SPRN_PVR);
1178         int i;
1179
1180         s = PTRRELOC(s);
1181         cur = PTRRELOC(cur);
1182
1183         if (*cur != NULL)
1184                 return PTRRELOC(*cur);
1185
1186         for (i = 0; i < ARRAY_SIZE(cpu_specs); i++,s++)
1187                 if ((pvr & s->pvr_mask) == s->pvr_value) {
1188                         *cur = cpu_specs + i;
1189 #ifdef CONFIG_PPC64
1190                         /* ppc64 expects identify_cpu to also call setup_cpu
1191                          * for that processor. I will consolidate that at a
1192                          * later time, for now, just use our friend #ifdef.
1193                          * we also don't need to PTRRELOC the function pointer
1194                          * on ppc64 as we are running at 0 in real mode.
1195                          */
1196                         if (s->cpu_setup) {
1197                                 s->cpu_setup(offset, s);
1198                         }
1199 #endif /* CONFIG_PPC64 */
1200                         return s;
1201                 }
1202         BUG();
1203         return NULL;
1204 }
1205
1206 void do_feature_fixups(unsigned long value, void *fixup_start, void *fixup_end)
1207 {
1208         struct fixup_entry {
1209                 unsigned long   mask;
1210                 unsigned long   value;
1211                 long            start_off;
1212                 long            end_off;
1213         } *fcur, *fend;
1214
1215         fcur = fixup_start;
1216         fend = fixup_end;
1217
1218         for (; fcur < fend; fcur++) {
1219                 unsigned int *pstart, *pend, *p;
1220
1221                 if ((value & fcur->mask) == fcur->value)
1222                         continue;
1223
1224                 /* These PTRRELOCs will disappear once the new scheme for
1225                  * modules and vdso is implemented
1226                  */
1227                 pstart = ((unsigned int *)fcur) + (fcur->start_off / 4);
1228                 pend = ((unsigned int *)fcur) + (fcur->end_off / 4);
1229
1230                 for (p = pstart; p < pend; p++) {
1231                         *p = 0x60000000u;
1232                         asm volatile ("dcbst 0, %0" : : "r" (p));
1233                 }
1234                 asm volatile ("sync" : : : "memory");
1235                 for (p = pstart; p < pend; p++)
1236                         asm volatile ("icbi 0,%0" : : "r" (p));
1237                 asm volatile ("sync; isync" : : : "memory");
1238         }
1239 }