git.oblomov.eu Git - linux-2.6/blob - 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 #include <asm/mmu.h>
  23
  24 struct cpu_spec* cur_cpu_spec = NULL;
  25 EXPORT_SYMBOL(cur_cpu_spec);
  26
  27 /* The platform string corresponding to the real PVR */
  28 const char *powerpc_base_platform;
  29
  30 /* NOTE:
  31  * Unlike ppc32, ppc64 will only call this once for the boot CPU, it's
  32  * the responsibility of the appropriate CPU save/restore functions to
  33  * eventually copy these settings over. Those save/restore aren't yet
  34  * part of the cputable though. That has to be fixed for both ppc32
  35  * and ppc64
  36  */
  37 #ifdef CONFIG_PPC32
  38 extern void __setup_cpu_e200(unsigned long offset, struct cpu_spec* spec);
  39 extern void __setup_cpu_e500v1(unsigned long offset, struct cpu_spec* spec);
  40 extern void __setup_cpu_e500v2(unsigned long offset, struct cpu_spec* spec);
  41 extern void __setup_cpu_e500mc(unsigned long offset, struct cpu_spec* spec);
  42 extern void __setup_cpu_440ep(unsigned long offset, struct cpu_spec* spec);
  43 extern void __setup_cpu_440epx(unsigned long offset, struct cpu_spec* spec);
  44 extern void __setup_cpu_440gx(unsigned long offset, struct cpu_spec* spec);
  45 extern void __setup_cpu_440grx(unsigned long offset, struct cpu_spec* spec);
  46 extern void __setup_cpu_440spe(unsigned long offset, struct cpu_spec* spec);
  47 extern void __setup_cpu_440x5(unsigned long offset, struct cpu_spec* spec);
  48 extern void __setup_cpu_460ex(unsigned long offset, struct cpu_spec* spec);
  49 extern void __setup_cpu_460gt(unsigned long offset, struct cpu_spec* spec);
  50 extern void __setup_cpu_460sx(unsigned long offset, struct cpu_spec *spec);
  51 extern void __setup_cpu_603(unsigned long offset, struct cpu_spec* spec);
  52 extern void __setup_cpu_604(unsigned long offset, struct cpu_spec* spec);
  53 extern void __setup_cpu_750(unsigned long offset, struct cpu_spec* spec);
  54 extern void __setup_cpu_750cx(unsigned long offset, struct cpu_spec* spec);
  55 extern void __setup_cpu_750fx(unsigned long offset, struct cpu_spec* spec);
  56 extern void __setup_cpu_7400(unsigned long offset, struct cpu_spec* spec);
  57 extern void __setup_cpu_7410(unsigned long offset, struct cpu_spec* spec);
  58 extern void __setup_cpu_745x(unsigned long offset, struct cpu_spec* spec);
  59 #endif /* CONFIG_PPC32 */
  60 #ifdef CONFIG_PPC64
  61 extern void __setup_cpu_ppc970(unsigned long offset, struct cpu_spec* spec);
  62 extern void __setup_cpu_ppc970MP(unsigned long offset, struct cpu_spec* spec);
  63 extern void __setup_cpu_pa6t(unsigned long offset, struct cpu_spec* spec);
  64 extern void __restore_cpu_pa6t(void);
  65 extern void __restore_cpu_ppc970(void);
  66 extern void __setup_cpu_power7(unsigned long offset, struct cpu_spec* spec);
  67 extern void __restore_cpu_power7(void);
  68 #endif /* CONFIG_PPC64 */
  69
  70 /* This table only contains "desktop" CPUs, it need to be filled with embedded
  71  * ones as well...
  72  */
  73 #define COMMON_USER             (PPC_FEATURE_32 | PPC_FEATURE_HAS_FPU | \
  74                                  PPC_FEATURE_HAS_MMU)
  75 #define COMMON_USER_PPC64       (COMMON_USER | PPC_FEATURE_64)
  76 #define COMMON_USER_POWER4      (COMMON_USER_PPC64 | PPC_FEATURE_POWER4)
  77 #define COMMON_USER_POWER5      (COMMON_USER_PPC64 | PPC_FEATURE_POWER5 |\
  78                                  PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP)
  79 #define COMMON_USER_POWER5_PLUS (COMMON_USER_PPC64 | PPC_FEATURE_POWER5_PLUS|\
  80                                  PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP)
  81 #define COMMON_USER_POWER6      (COMMON_USER_PPC64 | PPC_FEATURE_ARCH_2_05 |\
  82                                  PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP | \
  83                                  PPC_FEATURE_TRUE_LE | \
  84                                  PPC_FEATURE_PSERIES_PERFMON_COMPAT)
  85 #define COMMON_USER_POWER7      (COMMON_USER_PPC64 | PPC_FEATURE_ARCH_2_06 |\
  86                                  PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP | \
  87                                  PPC_FEATURE_TRUE_LE | \
  88                                  PPC_FEATURE_PSERIES_PERFMON_COMPAT)
  89 #define COMMON_USER_PA6T        (COMMON_USER_PPC64 | PPC_FEATURE_PA6T |\
  90                                  PPC_FEATURE_TRUE_LE | \
  91                                  PPC_FEATURE_HAS_ALTIVEC_COMP)
  92 #define COMMON_USER_BOOKE       (PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | \
  93                                  PPC_FEATURE_BOOKE)
  94
  95 static struct cpu_spec __initdata cpu_specs[] = {
  96 #ifdef CONFIG_PPC64
  97         {       /* Power3 */
  98                 .pvr_mask               = 0xffff0000,
  99                 .pvr_value              = 0x00400000,
 100                 .cpu_name               = "POWER3 (630)",
 101                 .cpu_features           = CPU_FTRS_POWER3,
 102                 .cpu_user_features      = COMMON_USER_PPC64|PPC_FEATURE_PPC_LE,
 103                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 104                 .icache_bsize           = 128,
 105                 .dcache_bsize           = 128,
 106                 .num_pmcs               = 8,
 107                 .pmc_type               = PPC_PMC_IBM,
 108                 .oprofile_cpu_type      = "ppc64/power3",
 109                 .oprofile_type          = PPC_OPROFILE_RS64,
 110                 .machine_check          = machine_check_generic,
 111                 .platform               = "power3",
 112         },
 113         {       /* Power3+ */
 114                 .pvr_mask               = 0xffff0000,
 115                 .pvr_value              = 0x00410000,
 116                 .cpu_name               = "POWER3 (630+)",
 117                 .cpu_features           = CPU_FTRS_POWER3,
 118                 .cpu_user_features      = COMMON_USER_PPC64|PPC_FEATURE_PPC_LE,
 119                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 120                 .icache_bsize           = 128,
 121                 .dcache_bsize           = 128,
 122                 .num_pmcs               = 8,
 123                 .pmc_type               = PPC_PMC_IBM,
 124                 .oprofile_cpu_type      = "ppc64/power3",
 125                 .oprofile_type          = PPC_OPROFILE_RS64,
 126                 .machine_check          = machine_check_generic,
 127                 .platform               = "power3",
 128         },
 129         {       /* Northstar */
 130                 .pvr_mask               = 0xffff0000,
 131                 .pvr_value              = 0x00330000,
 132                 .cpu_name               = "RS64-II (northstar)",
 133                 .cpu_features           = CPU_FTRS_RS64,
 134                 .cpu_user_features      = COMMON_USER_PPC64,
 135                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 136                 .icache_bsize           = 128,
 137                 .dcache_bsize           = 128,
 138                 .num_pmcs               = 8,
 139                 .pmc_type               = PPC_PMC_IBM,
 140                 .oprofile_cpu_type      = "ppc64/rs64",
 141                 .oprofile_type          = PPC_OPROFILE_RS64,
 142                 .machine_check          = machine_check_generic,
 143                 .platform               = "rs64",
 144         },
 145         {       /* Pulsar */
 146                 .pvr_mask               = 0xffff0000,
 147                 .pvr_value              = 0x00340000,
 148                 .cpu_name               = "RS64-III (pulsar)",
 149                 .cpu_features           = CPU_FTRS_RS64,
 150                 .cpu_user_features      = COMMON_USER_PPC64,
 151                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 152                 .icache_bsize           = 128,
 153                 .dcache_bsize           = 128,
 154                 .num_pmcs               = 8,
 155                 .pmc_type               = PPC_PMC_IBM,
 156                 .oprofile_cpu_type      = "ppc64/rs64",
 157                 .oprofile_type          = PPC_OPROFILE_RS64,
 158                 .machine_check          = machine_check_generic,
 159                 .platform               = "rs64",
 160         },
 161         {       /* I-star */
 162                 .pvr_mask               = 0xffff0000,
 163                 .pvr_value              = 0x00360000,
 164                 .cpu_name               = "RS64-III (icestar)",
 165                 .cpu_features           = CPU_FTRS_RS64,
 166                 .cpu_user_features      = COMMON_USER_PPC64,
 167                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 168                 .icache_bsize           = 128,
 169                 .dcache_bsize           = 128,
 170                 .num_pmcs               = 8,
 171                 .pmc_type               = PPC_PMC_IBM,
 172                 .oprofile_cpu_type      = "ppc64/rs64",
 173                 .oprofile_type          = PPC_OPROFILE_RS64,
 174                 .machine_check          = machine_check_generic,
 175                 .platform               = "rs64",
 176         },
 177         {       /* S-star */
 178                 .pvr_mask               = 0xffff0000,
 179                 .pvr_value              = 0x00370000,
 180                 .cpu_name               = "RS64-IV (sstar)",
 181                 .cpu_features           = CPU_FTRS_RS64,
 182                 .cpu_user_features      = COMMON_USER_PPC64,
 183                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 184                 .icache_bsize           = 128,
 185                 .dcache_bsize           = 128,
 186                 .num_pmcs               = 8,
 187                 .pmc_type               = PPC_PMC_IBM,
 188                 .oprofile_cpu_type      = "ppc64/rs64",
 189                 .oprofile_type          = PPC_OPROFILE_RS64,
 190                 .machine_check          = machine_check_generic,
 191                 .platform               = "rs64",
 192         },
 193         {       /* Power4 */
 194                 .pvr_mask               = 0xffff0000,
 195                 .pvr_value              = 0x00350000,
 196                 .cpu_name               = "POWER4 (gp)",
 197                 .cpu_features           = CPU_FTRS_POWER4,
 198                 .cpu_user_features      = COMMON_USER_POWER4,
 199                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 200                 .icache_bsize           = 128,
 201                 .dcache_bsize           = 128,
 202                 .num_pmcs               = 8,
 203                 .pmc_type               = PPC_PMC_IBM,
 204                 .oprofile_cpu_type      = "ppc64/power4",
 205                 .oprofile_type          = PPC_OPROFILE_POWER4,
 206                 .machine_check          = machine_check_generic,
 207                 .platform               = "power4",
 208         },
 209         {       /* Power4+ */
 210                 .pvr_mask               = 0xffff0000,
 211                 .pvr_value              = 0x00380000,
 212                 .cpu_name               = "POWER4+ (gq)",
 213                 .cpu_features           = CPU_FTRS_POWER4,
 214                 .cpu_user_features      = COMMON_USER_POWER4,
 215                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 216                 .icache_bsize           = 128,
 217                 .dcache_bsize           = 128,
 218                 .num_pmcs               = 8,
 219                 .pmc_type               = PPC_PMC_IBM,
 220                 .oprofile_cpu_type      = "ppc64/power4",
 221                 .oprofile_type          = PPC_OPROFILE_POWER4,
 222                 .machine_check          = machine_check_generic,
 223                 .platform               = "power4",
 224         },
 225         {       /* PPC970 */
 226                 .pvr_mask               = 0xffff0000,
 227                 .pvr_value              = 0x00390000,
 228                 .cpu_name               = "PPC970",
 229                 .cpu_features           = CPU_FTRS_PPC970,
 230                 .cpu_user_features      = COMMON_USER_POWER4 |
 231                         PPC_FEATURE_HAS_ALTIVEC_COMP,
 232                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 233                 .icache_bsize           = 128,
 234                 .dcache_bsize           = 128,
 235                 .num_pmcs               = 8,
 236                 .pmc_type               = PPC_PMC_IBM,
 237                 .cpu_setup              = __setup_cpu_ppc970,
 238                 .cpu_restore            = __restore_cpu_ppc970,
 239                 .oprofile_cpu_type      = "ppc64/970",
 240                 .oprofile_type          = PPC_OPROFILE_POWER4,
 241                 .machine_check          = machine_check_generic,
 242                 .platform               = "ppc970",
 243         },
 244         {       /* PPC970FX */
 245                 .pvr_mask               = 0xffff0000,
 246                 .pvr_value              = 0x003c0000,
 247                 .cpu_name               = "PPC970FX",
 248                 .cpu_features           = CPU_FTRS_PPC970,
 249                 .cpu_user_features      = COMMON_USER_POWER4 |
 250                         PPC_FEATURE_HAS_ALTIVEC_COMP,
 251                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 252                 .icache_bsize           = 128,
 253                 .dcache_bsize           = 128,
 254                 .num_pmcs               = 8,
 255                 .pmc_type               = PPC_PMC_IBM,
 256                 .cpu_setup              = __setup_cpu_ppc970,
 257                 .cpu_restore            = __restore_cpu_ppc970,
 258                 .oprofile_cpu_type      = "ppc64/970",
 259                 .oprofile_type          = PPC_OPROFILE_POWER4,
 260                 .machine_check          = machine_check_generic,
 261                 .platform               = "ppc970",
 262         },
 263         {       /* PPC970MP DD1.0 - no DEEPNAP, use regular 970 init */
 264                 .pvr_mask               = 0xffffffff,
 265                 .pvr_value              = 0x00440100,
 266                 .cpu_name               = "PPC970MP",
 267                 .cpu_features           = CPU_FTRS_PPC970,
 268                 .cpu_user_features      = COMMON_USER_POWER4 |
 269                         PPC_FEATURE_HAS_ALTIVEC_COMP,
 270                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 271                 .icache_bsize           = 128,
 272                 .dcache_bsize           = 128,
 273                 .num_pmcs               = 8,
 274                 .pmc_type               = PPC_PMC_IBM,
 275                 .cpu_setup              = __setup_cpu_ppc970,
 276                 .cpu_restore            = __restore_cpu_ppc970,
 277                 .oprofile_cpu_type      = "ppc64/970MP",
 278                 .oprofile_type          = PPC_OPROFILE_POWER4,
 279                 .machine_check          = machine_check_generic,
 280                 .platform               = "ppc970",
 281         },
 282         {       /* PPC970MP */
 283                 .pvr_mask               = 0xffff0000,
 284                 .pvr_value              = 0x00440000,
 285                 .cpu_name               = "PPC970MP",
 286                 .cpu_features           = CPU_FTRS_PPC970,
 287                 .cpu_user_features      = COMMON_USER_POWER4 |
 288                         PPC_FEATURE_HAS_ALTIVEC_COMP,
 289                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 290                 .icache_bsize           = 128,
 291                 .dcache_bsize           = 128,
 292                 .num_pmcs               = 8,
 293                 .pmc_type               = PPC_PMC_IBM,
 294                 .cpu_setup              = __setup_cpu_ppc970MP,
 295                 .cpu_restore            = __restore_cpu_ppc970,
 296                 .oprofile_cpu_type      = "ppc64/970MP",
 297                 .oprofile_type          = PPC_OPROFILE_POWER4,
 298                 .machine_check          = machine_check_generic,
 299                 .platform               = "ppc970",
 300         },
 301         {       /* PPC970GX */
 302                 .pvr_mask               = 0xffff0000,
 303                 .pvr_value              = 0x00450000,
 304                 .cpu_name               = "PPC970GX",
 305                 .cpu_features           = CPU_FTRS_PPC970,
 306                 .cpu_user_features      = COMMON_USER_POWER4 |
 307                         PPC_FEATURE_HAS_ALTIVEC_COMP,
 308                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 309                 .icache_bsize           = 128,
 310                 .dcache_bsize           = 128,
 311                 .num_pmcs               = 8,
 312                 .pmc_type               = PPC_PMC_IBM,
 313                 .cpu_setup              = __setup_cpu_ppc970,
 314                 .oprofile_cpu_type      = "ppc64/970",
 315                 .oprofile_type          = PPC_OPROFILE_POWER4,
 316                 .machine_check          = machine_check_generic,
 317                 .platform               = "ppc970",
 318         },
 319         {       /* Power5 GR */
 320                 .pvr_mask               = 0xffff0000,
 321                 .pvr_value              = 0x003a0000,
 322                 .cpu_name               = "POWER5 (gr)",
 323                 .cpu_features           = CPU_FTRS_POWER5,
 324                 .cpu_user_features      = COMMON_USER_POWER5,
 325                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 326                 .icache_bsize           = 128,
 327                 .dcache_bsize           = 128,
 328                 .num_pmcs               = 6,
 329                 .pmc_type               = PPC_PMC_IBM,
 330                 .oprofile_cpu_type      = "ppc64/power5",
 331                 .oprofile_type          = PPC_OPROFILE_POWER4,
 332                 /* SIHV / SIPR bits are implemented on POWER4+ (GQ)
 333                  * and above but only works on POWER5 and above
 334                  */
 335                 .oprofile_mmcra_sihv    = MMCRA_SIHV,
 336                 .oprofile_mmcra_sipr    = MMCRA_SIPR,
 337                 .machine_check          = machine_check_generic,
 338                 .platform               = "power5",
 339         },
 340         {       /* Power5++ */
 341                 .pvr_mask               = 0xffffff00,
 342                 .pvr_value              = 0x003b0300,
 343                 .cpu_name               = "POWER5+ (gs)",
 344                 .cpu_features           = CPU_FTRS_POWER5,
 345                 .cpu_user_features      = COMMON_USER_POWER5_PLUS,
 346                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 347                 .icache_bsize           = 128,
 348                 .dcache_bsize           = 128,
 349                 .num_pmcs               = 6,
 350                 .oprofile_cpu_type      = "ppc64/power5++",
 351                 .oprofile_type          = PPC_OPROFILE_POWER4,
 352                 .oprofile_mmcra_sihv    = MMCRA_SIHV,
 353                 .oprofile_mmcra_sipr    = MMCRA_SIPR,
 354                 .machine_check          = machine_check_generic,
 355                 .platform               = "power5+",
 356         },
 357         {       /* Power5 GS */
 358                 .pvr_mask               = 0xffff0000,
 359                 .pvr_value              = 0x003b0000,
 360                 .cpu_name               = "POWER5+ (gs)",
 361                 .cpu_features           = CPU_FTRS_POWER5,
 362                 .cpu_user_features      = COMMON_USER_POWER5_PLUS,
 363                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 364                 .icache_bsize           = 128,
 365                 .dcache_bsize           = 128,
 366                 .num_pmcs               = 6,
 367                 .pmc_type               = PPC_PMC_IBM,
 368                 .oprofile_cpu_type      = "ppc64/power5+",
 369                 .oprofile_type          = PPC_OPROFILE_POWER4,
 370                 .oprofile_mmcra_sihv    = MMCRA_SIHV,
 371                 .oprofile_mmcra_sipr    = MMCRA_SIPR,
 372                 .machine_check          = machine_check_generic,
 373                 .platform               = "power5+",
 374         },
 375         {       /* POWER6 in P5+ mode; 2.04-compliant processor */
 376                 .pvr_mask               = 0xffffffff,
 377                 .pvr_value              = 0x0f000001,
 378                 .cpu_name               = "POWER5+",
 379                 .cpu_features           = CPU_FTRS_POWER5,
 380                 .cpu_user_features      = COMMON_USER_POWER5_PLUS,
 381                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 382                 .icache_bsize           = 128,
 383                 .dcache_bsize           = 128,
 384                 .machine_check          = machine_check_generic,
 385                 .oprofile_cpu_type      = "ppc64/compat-power5+",
 386                 .platform               = "power5+",
 387         },
 388         {       /* Power6 */
 389                 .pvr_mask               = 0xffff0000,
 390                 .pvr_value              = 0x003e0000,
 391                 .cpu_name               = "POWER6 (raw)",
 392                 .cpu_features           = CPU_FTRS_POWER6,
 393                 .cpu_user_features      = COMMON_USER_POWER6 |
 394                         PPC_FEATURE_POWER6_EXT,
 395                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 396                 .icache_bsize           = 128,
 397                 .dcache_bsize           = 128,
 398                 .num_pmcs               = 6,
 399                 .pmc_type               = PPC_PMC_IBM,
 400                 .oprofile_cpu_type      = "ppc64/power6",
 401                 .oprofile_type          = PPC_OPROFILE_POWER4,
 402                 .oprofile_mmcra_sihv    = POWER6_MMCRA_SIHV,
 403                 .oprofile_mmcra_sipr    = POWER6_MMCRA_SIPR,
 404                 .oprofile_mmcra_clear   = POWER6_MMCRA_THRM |
 405                         POWER6_MMCRA_OTHER,
 406                 .machine_check          = machine_check_generic,
 407                 .platform               = "power6x",
 408         },
 409         {       /* 2.05-compliant processor, i.e. Power6 "architected" mode */
 410                 .pvr_mask               = 0xffffffff,
 411                 .pvr_value              = 0x0f000002,
 412                 .cpu_name               = "POWER6 (architected)",
 413                 .cpu_features           = CPU_FTRS_POWER6,
 414                 .cpu_user_features      = COMMON_USER_POWER6,
 415                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 416                 .icache_bsize           = 128,
 417                 .dcache_bsize           = 128,
 418                 .machine_check          = machine_check_generic,
 419                 .oprofile_cpu_type      = "ppc64/compat-power6",
 420                 .platform               = "power6",
 421         },
 422         {       /* 2.06-compliant processor, i.e. Power7 "architected" mode */
 423                 .pvr_mask               = 0xffffffff,
 424                 .pvr_value              = 0x0f000003,
 425                 .cpu_name               = "POWER7 (architected)",
 426                 .cpu_features           = CPU_FTRS_POWER7,
 427                 .cpu_user_features      = COMMON_USER_POWER7,
 428                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 429                 .icache_bsize           = 128,
 430                 .dcache_bsize           = 128,
 431                 .machine_check          = machine_check_generic,
 432                 .oprofile_cpu_type      = "ppc64/compat-power7",
 433                 .platform               = "power7",
 434         },
 435         {       /* Power7 */
 436                 .pvr_mask               = 0xffff0000,
 437                 .pvr_value              = 0x003f0000,
 438                 .cpu_name               = "POWER7 (raw)",
 439                 .cpu_features           = CPU_FTRS_POWER7,
 440                 .cpu_user_features      = COMMON_USER_POWER7,
 441                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 442                 .icache_bsize           = 128,
 443                 .dcache_bsize           = 128,
 444                 .num_pmcs               = 6,
 445                 .pmc_type               = PPC_PMC_IBM,
 446                 .cpu_setup              = __setup_cpu_power7,
 447                 .cpu_restore            = __restore_cpu_power7,
 448                 .oprofile_cpu_type      = "ppc64/power7",
 449                 .oprofile_type          = PPC_OPROFILE_POWER4,
 450                 .oprofile_mmcra_sihv    = POWER6_MMCRA_SIHV,
 451                 .oprofile_mmcra_sipr    = POWER6_MMCRA_SIPR,
 452                 .oprofile_mmcra_clear   = POWER6_MMCRA_THRM |
 453                         POWER6_MMCRA_OTHER,
 454                 .platform               = "power7",
 455         },
 456         {       /* Cell Broadband Engine */
 457                 .pvr_mask               = 0xffff0000,
 458                 .pvr_value              = 0x00700000,
 459                 .cpu_name               = "Cell Broadband Engine",
 460                 .cpu_features           = CPU_FTRS_CELL,
 461                 .cpu_user_features      = COMMON_USER_PPC64 |
 462                         PPC_FEATURE_CELL | PPC_FEATURE_HAS_ALTIVEC_COMP |
 463                         PPC_FEATURE_SMT,
 464                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 465                 .icache_bsize           = 128,
 466                 .dcache_bsize           = 128,
 467                 .num_pmcs               = 4,
 468                 .pmc_type               = PPC_PMC_IBM,
 469                 .oprofile_cpu_type      = "ppc64/cell-be",
 470                 .oprofile_type          = PPC_OPROFILE_CELL,
 471                 .machine_check          = machine_check_generic,
 472                 .platform               = "ppc-cell-be",
 473         },
 474         {       /* PA Semi PA6T */
 475                 .pvr_mask               = 0x7fff0000,
 476                 .pvr_value              = 0x00900000,
 477                 .cpu_name               = "PA6T",
 478                 .cpu_features           = CPU_FTRS_PA6T,
 479                 .cpu_user_features      = COMMON_USER_PA6T,
 480                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 481                 .icache_bsize           = 64,
 482                 .dcache_bsize           = 64,
 483                 .num_pmcs               = 6,
 484                 .pmc_type               = PPC_PMC_PA6T,
 485                 .cpu_setup              = __setup_cpu_pa6t,
 486                 .cpu_restore            = __restore_cpu_pa6t,
 487                 .oprofile_cpu_type      = "ppc64/pa6t",
 488                 .oprofile_type          = PPC_OPROFILE_PA6T,
 489                 .machine_check          = machine_check_generic,
 490                 .platform               = "pa6t",
 491         },
 492         {       /* default match */
 493                 .pvr_mask               = 0x00000000,
 494                 .pvr_value              = 0x00000000,
 495                 .cpu_name               = "POWER4 (compatible)",
 496                 .cpu_features           = CPU_FTRS_COMPATIBLE,
 497                 .cpu_user_features      = COMMON_USER_PPC64,
 498                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 499                 .icache_bsize           = 128,
 500                 .dcache_bsize           = 128,
 501                 .num_pmcs               = 6,
 502                 .pmc_type               = PPC_PMC_IBM,
 503                 .machine_check          = machine_check_generic,
 504                 .platform               = "power4",
 505         }
 506 #endif  /* CONFIG_PPC64 */
 507 #ifdef CONFIG_PPC32
 508 #if CLASSIC_PPC
 509         {       /* 601 */
 510                 .pvr_mask               = 0xffff0000,
 511                 .pvr_value              = 0x00010000,
 512                 .cpu_name               = "601",
 513                 .cpu_features           = CPU_FTRS_PPC601,
 514                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_601_INSTR |
 515                         PPC_FEATURE_UNIFIED_CACHE | PPC_FEATURE_NO_TB,
 516                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 517                 .icache_bsize           = 32,
 518                 .dcache_bsize           = 32,
 519                 .machine_check          = machine_check_generic,
 520                 .platform               = "ppc601",
 521         },
 522         {       /* 603 */
 523                 .pvr_mask               = 0xffff0000,
 524                 .pvr_value              = 0x00030000,
 525                 .cpu_name               = "603",
 526                 .cpu_features           = CPU_FTRS_603,
 527                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 528                 .mmu_features           = 0,
 529                 .icache_bsize           = 32,
 530                 .dcache_bsize           = 32,
 531                 .cpu_setup              = __setup_cpu_603,
 532                 .machine_check          = machine_check_generic,
 533                 .platform               = "ppc603",
 534         },
 535         {       /* 603e */
 536                 .pvr_mask               = 0xffff0000,
 537                 .pvr_value              = 0x00060000,
 538                 .cpu_name               = "603e",
 539                 .cpu_features           = CPU_FTRS_603,
 540                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 541                 .mmu_features           = 0,
 542                 .icache_bsize           = 32,
 543                 .dcache_bsize           = 32,
 544                 .cpu_setup              = __setup_cpu_603,
 545                 .machine_check          = machine_check_generic,
 546                 .platform               = "ppc603",
 547         },
 548         {       /* 603ev */
 549                 .pvr_mask               = 0xffff0000,
 550                 .pvr_value              = 0x00070000,
 551                 .cpu_name               = "603ev",
 552                 .cpu_features           = CPU_FTRS_603,
 553                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 554                 .mmu_features           = 0,
 555                 .icache_bsize           = 32,
 556                 .dcache_bsize           = 32,
 557                 .cpu_setup              = __setup_cpu_603,
 558                 .machine_check          = machine_check_generic,
 559                 .platform               = "ppc603",
 560         },
 561         {       /* 604 */
 562                 .pvr_mask               = 0xffff0000,
 563                 .pvr_value              = 0x00040000,
 564                 .cpu_name               = "604",
 565                 .cpu_features           = CPU_FTRS_604,
 566                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 567                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 568                 .icache_bsize           = 32,
 569                 .dcache_bsize           = 32,
 570                 .num_pmcs               = 2,
 571                 .cpu_setup              = __setup_cpu_604,
 572                 .machine_check          = machine_check_generic,
 573                 .platform               = "ppc604",
 574         },
 575         {       /* 604e */
 576                 .pvr_mask               = 0xfffff000,
 577                 .pvr_value              = 0x00090000,
 578                 .cpu_name               = "604e",
 579                 .cpu_features           = CPU_FTRS_604,
 580                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 581                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 582                 .icache_bsize           = 32,
 583                 .dcache_bsize           = 32,
 584                 .num_pmcs               = 4,
 585                 .cpu_setup              = __setup_cpu_604,
 586                 .machine_check          = machine_check_generic,
 587                 .platform               = "ppc604",
 588         },
 589         {       /* 604r */
 590                 .pvr_mask               = 0xffff0000,
 591                 .pvr_value              = 0x00090000,
 592                 .cpu_name               = "604r",
 593                 .cpu_features           = CPU_FTRS_604,
 594                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 595                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 596                 .icache_bsize           = 32,
 597                 .dcache_bsize           = 32,
 598                 .num_pmcs               = 4,
 599                 .cpu_setup              = __setup_cpu_604,
 600                 .machine_check          = machine_check_generic,
 601                 .platform               = "ppc604",
 602         },
 603         {       /* 604ev */
 604                 .pvr_mask               = 0xffff0000,
 605                 .pvr_value              = 0x000a0000,
 606                 .cpu_name               = "604ev",
 607                 .cpu_features           = CPU_FTRS_604,
 608                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 609                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 610                 .icache_bsize           = 32,
 611                 .dcache_bsize           = 32,
 612                 .num_pmcs               = 4,
 613                 .cpu_setup              = __setup_cpu_604,
 614                 .machine_check          = machine_check_generic,
 615                 .platform               = "ppc604",
 616         },
 617         {       /* 740/750 (0x4202, don't support TAU ?) */
 618                 .pvr_mask               = 0xffffffff,
 619                 .pvr_value              = 0x00084202,
 620                 .cpu_name               = "740/750",
 621                 .cpu_features           = CPU_FTRS_740_NOTAU,
 622                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 623                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 624                 .icache_bsize           = 32,
 625                 .dcache_bsize           = 32,
 626                 .num_pmcs               = 4,
 627                 .cpu_setup              = __setup_cpu_750,
 628                 .machine_check          = machine_check_generic,
 629                 .platform               = "ppc750",
 630         },
 631         {       /* 750CX (80100 and 8010x?) */
 632                 .pvr_mask               = 0xfffffff0,
 633                 .pvr_value              = 0x00080100,
 634                 .cpu_name               = "750CX",
 635                 .cpu_features           = CPU_FTRS_750,
 636                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 637                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 638                 .icache_bsize           = 32,
 639                 .dcache_bsize           = 32,
 640                 .num_pmcs               = 4,
 641                 .cpu_setup              = __setup_cpu_750cx,
 642                 .machine_check          = machine_check_generic,
 643                 .platform               = "ppc750",
 644         },
 645         {       /* 750CX (82201 and 82202) */
 646                 .pvr_mask               = 0xfffffff0,
 647                 .pvr_value              = 0x00082200,
 648                 .cpu_name               = "750CX",
 649                 .cpu_features           = CPU_FTRS_750,
 650                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 651                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 652                 .icache_bsize           = 32,
 653                 .dcache_bsize           = 32,
 654                 .num_pmcs               = 4,
 655                 .pmc_type               = PPC_PMC_IBM,
 656                 .cpu_setup              = __setup_cpu_750cx,
 657                 .machine_check          = machine_check_generic,
 658                 .platform               = "ppc750",
 659         },
 660         {       /* 750CXe (82214) */
 661                 .pvr_mask               = 0xfffffff0,
 662                 .pvr_value              = 0x00082210,
 663                 .cpu_name               = "750CXe",
 664                 .cpu_features           = CPU_FTRS_750,
 665                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 666                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 667                 .icache_bsize           = 32,
 668                 .dcache_bsize           = 32,
 669                 .num_pmcs               = 4,
 670                 .pmc_type               = PPC_PMC_IBM,
 671                 .cpu_setup              = __setup_cpu_750cx,
 672                 .machine_check          = machine_check_generic,
 673                 .platform               = "ppc750",
 674         },
 675         {       /* 750CXe "Gekko" (83214) */
 676                 .pvr_mask               = 0xffffffff,
 677                 .pvr_value              = 0x00083214,
 678                 .cpu_name               = "750CXe",
 679                 .cpu_features           = CPU_FTRS_750,
 680                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 681                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 682                 .icache_bsize           = 32,
 683                 .dcache_bsize           = 32,
 684                 .num_pmcs               = 4,
 685                 .pmc_type               = PPC_PMC_IBM,
 686                 .cpu_setup              = __setup_cpu_750cx,
 687                 .machine_check          = machine_check_generic,
 688                 .platform               = "ppc750",
 689         },
 690         {       /* 750CL */
 691                 .pvr_mask               = 0xfffff0f0,
 692                 .pvr_value              = 0x00087010,
 693                 .cpu_name               = "750CL",
 694                 .cpu_features           = CPU_FTRS_750CL,
 695                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 696                 .mmu_features           = MMU_FTR_HPTE_TABLE | MMU_FTR_USE_HIGH_BATS,
 697                 .icache_bsize           = 32,
 698                 .dcache_bsize           = 32,
 699                 .num_pmcs               = 4,
 700                 .pmc_type               = PPC_PMC_IBM,
 701                 .cpu_setup              = __setup_cpu_750,
 702                 .machine_check          = machine_check_generic,
 703                 .platform               = "ppc750",
 704         },
 705         {       /* 745/755 */
 706                 .pvr_mask               = 0xfffff000,
 707                 .pvr_value              = 0x00083000,
 708                 .cpu_name               = "745/755",
 709                 .cpu_features           = CPU_FTRS_750,
 710                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 711                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 712                 .icache_bsize           = 32,
 713                 .dcache_bsize           = 32,
 714                 .num_pmcs               = 4,
 715                 .pmc_type               = PPC_PMC_IBM,
 716                 .cpu_setup              = __setup_cpu_750,
 717                 .machine_check          = machine_check_generic,
 718                 .platform               = "ppc750",
 719         },
 720         {       /* 750FX rev 1.x */
 721                 .pvr_mask               = 0xffffff00,
 722                 .pvr_value              = 0x70000100,
 723                 .cpu_name               = "750FX",
 724                 .cpu_features           = CPU_FTRS_750FX1,
 725                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 726                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 727                 .icache_bsize           = 32,
 728                 .dcache_bsize           = 32,
 729                 .num_pmcs               = 4,
 730                 .pmc_type               = PPC_PMC_IBM,
 731                 .cpu_setup              = __setup_cpu_750,
 732                 .machine_check          = machine_check_generic,
 733                 .platform               = "ppc750",
 734                 .oprofile_cpu_type      = "ppc/750",
 735                 .oprofile_type          = PPC_OPROFILE_G4,
 736         },
 737         {       /* 750FX rev 2.0 must disable HID0[DPM] */
 738                 .pvr_mask               = 0xffffffff,
 739                 .pvr_value              = 0x70000200,
 740                 .cpu_name               = "750FX",
 741                 .cpu_features           = CPU_FTRS_750FX2,
 742                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 743                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 744                 .icache_bsize           = 32,
 745                 .dcache_bsize           = 32,
 746                 .num_pmcs               = 4,
 747                 .pmc_type               = PPC_PMC_IBM,
 748                 .cpu_setup              = __setup_cpu_750,
 749                 .machine_check          = machine_check_generic,
 750                 .platform               = "ppc750",
 751                 .oprofile_cpu_type      = "ppc/750",
 752                 .oprofile_type          = PPC_OPROFILE_G4,
 753         },
 754         {       /* 750FX (All revs except 2.0) */
 755                 .pvr_mask               = 0xffff0000,
 756                 .pvr_value              = 0x70000000,
 757                 .cpu_name               = "750FX",
 758                 .cpu_features           = CPU_FTRS_750FX,
 759                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 760                 .mmu_features           = MMU_FTR_HPTE_TABLE | MMU_FTR_USE_HIGH_BATS,
 761                 .icache_bsize           = 32,
 762                 .dcache_bsize           = 32,
 763                 .num_pmcs               = 4,
 764                 .pmc_type               = PPC_PMC_IBM,
 765                 .cpu_setup              = __setup_cpu_750fx,
 766                 .machine_check          = machine_check_generic,
 767                 .platform               = "ppc750",
 768                 .oprofile_cpu_type      = "ppc/750",
 769                 .oprofile_type          = PPC_OPROFILE_G4,
 770         },
 771         {       /* 750GX */
 772                 .pvr_mask               = 0xffff0000,
 773                 .pvr_value              = 0x70020000,
 774                 .cpu_name               = "750GX",
 775                 .cpu_features           = CPU_FTRS_750GX,
 776                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 777                 .mmu_features           = MMU_FTR_HPTE_TABLE | MMU_FTR_USE_HIGH_BATS,
 778                 .icache_bsize           = 32,
 779                 .dcache_bsize           = 32,
 780                 .num_pmcs               = 4,
 781                 .pmc_type               = PPC_PMC_IBM,
 782                 .cpu_setup              = __setup_cpu_750fx,
 783                 .machine_check          = machine_check_generic,
 784                 .platform               = "ppc750",
 785                 .oprofile_cpu_type      = "ppc/750",
 786                 .oprofile_type          = PPC_OPROFILE_G4,
 787         },
 788         {       /* 740/750 (L2CR bit need fixup for 740) */
 789                 .pvr_mask               = 0xffff0000,
 790                 .pvr_value              = 0x00080000,
 791                 .cpu_name               = "740/750",
 792                 .cpu_features           = CPU_FTRS_740,
 793                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 794                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 795                 .icache_bsize           = 32,
 796                 .dcache_bsize           = 32,
 797                 .num_pmcs               = 4,
 798                 .pmc_type               = PPC_PMC_IBM,
 799                 .cpu_setup              = __setup_cpu_750,
 800                 .machine_check          = machine_check_generic,
 801                 .platform               = "ppc750",
 802         },
 803         {       /* 7400 rev 1.1 ? (no TAU) */
 804                 .pvr_mask               = 0xffffffff,
 805                 .pvr_value              = 0x000c1101,
 806                 .cpu_name               = "7400 (1.1)",
 807                 .cpu_features           = CPU_FTRS_7400_NOTAU,
 808                 .cpu_user_features      = COMMON_USER |
 809                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 810                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 811                 .icache_bsize           = 32,
 812                 .dcache_bsize           = 32,
 813                 .num_pmcs               = 4,
 814                 .pmc_type               = PPC_PMC_G4,
 815                 .cpu_setup              = __setup_cpu_7400,
 816                 .machine_check          = machine_check_generic,
 817                 .platform               = "ppc7400",
 818         },
 819         {       /* 7400 */
 820                 .pvr_mask               = 0xffff0000,
 821                 .pvr_value              = 0x000c0000,
 822                 .cpu_name               = "7400",
 823                 .cpu_features           = CPU_FTRS_7400,
 824                 .cpu_user_features      = COMMON_USER |
 825                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 826                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 827                 .icache_bsize           = 32,
 828                 .dcache_bsize           = 32,
 829                 .num_pmcs               = 4,
 830                 .pmc_type               = PPC_PMC_G4,
 831                 .cpu_setup              = __setup_cpu_7400,
 832                 .machine_check          = machine_check_generic,
 833                 .platform               = "ppc7400",
 834         },
 835         {       /* 7410 */
 836                 .pvr_mask               = 0xffff0000,
 837                 .pvr_value              = 0x800c0000,
 838                 .cpu_name               = "7410",
 839                 .cpu_features           = CPU_FTRS_7400,
 840                 .cpu_user_features      = COMMON_USER |
 841                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 842                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 843                 .icache_bsize           = 32,
 844                 .dcache_bsize           = 32,
 845                 .num_pmcs               = 4,
 846                 .pmc_type               = PPC_PMC_G4,
 847                 .cpu_setup              = __setup_cpu_7410,
 848                 .machine_check          = machine_check_generic,
 849                 .platform               = "ppc7400",
 850         },
 851         {       /* 7450 2.0 - no doze/nap */
 852                 .pvr_mask               = 0xffffffff,
 853                 .pvr_value              = 0x80000200,
 854                 .cpu_name               = "7450",
 855                 .cpu_features           = CPU_FTRS_7450_20,
 856                 .cpu_user_features      = COMMON_USER |
 857                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 858                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 859                 .icache_bsize           = 32,
 860                 .dcache_bsize           = 32,
 861                 .num_pmcs               = 6,
 862                 .pmc_type               = PPC_PMC_G4,
 863                 .cpu_setup              = __setup_cpu_745x,
 864                 .oprofile_cpu_type      = "ppc/7450",
 865                 .oprofile_type          = PPC_OPROFILE_G4,
 866                 .machine_check          = machine_check_generic,
 867                 .platform               = "ppc7450",
 868         },
 869         {       /* 7450 2.1 */
 870                 .pvr_mask               = 0xffffffff,
 871                 .pvr_value              = 0x80000201,
 872                 .cpu_name               = "7450",
 873                 .cpu_features           = CPU_FTRS_7450_21,
 874                 .cpu_user_features      = COMMON_USER |
 875                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 876                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 877                 .icache_bsize           = 32,
 878                 .dcache_bsize           = 32,
 879                 .num_pmcs               = 6,
 880                 .pmc_type               = PPC_PMC_G4,
 881                 .cpu_setup              = __setup_cpu_745x,
 882                 .oprofile_cpu_type      = "ppc/7450",
 883                 .oprofile_type          = PPC_OPROFILE_G4,
 884                 .machine_check          = machine_check_generic,
 885                 .platform               = "ppc7450",
 886         },
 887         {       /* 7450 2.3 and newer */
 888                 .pvr_mask               = 0xffff0000,
 889                 .pvr_value              = 0x80000000,
 890                 .cpu_name               = "7450",
 891                 .cpu_features           = CPU_FTRS_7450_23,
 892                 .cpu_user_features      = COMMON_USER |
 893                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 894                 .mmu_features           = MMU_FTR_HPTE_TABLE,
 895                 .icache_bsize           = 32,
 896                 .dcache_bsize           = 32,
 897                 .num_pmcs               = 6,
 898                 .pmc_type               = PPC_PMC_G4,
 899                 .cpu_setup              = __setup_cpu_745x,
 900                 .oprofile_cpu_type      = "ppc/7450",
 901                 .oprofile_type          = PPC_OPROFILE_G4,
 902                 .machine_check          = machine_check_generic,
 903                 .platform               = "ppc7450",
 904         },
 905         {       /* 7455 rev 1.x */
 906                 .pvr_mask               = 0xffffff00,
 907                 .pvr_value              = 0x80010100,
 908                 .cpu_name               = "7455",
 909                 .cpu_features           = CPU_FTRS_7455_1,
 910                 .cpu_user_features      = COMMON_USER |
 911                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 912                 .mmu_features           = MMU_FTR_HPTE_TABLE | MMU_FTR_USE_HIGH_BATS,
 913                 .icache_bsize           = 32,
 914                 .dcache_bsize           = 32,
 915                 .num_pmcs               = 6,
 916                 .pmc_type               = PPC_PMC_G4,
 917                 .cpu_setup              = __setup_cpu_745x,
 918                 .oprofile_cpu_type      = "ppc/7450",
 919                 .oprofile_type          = PPC_OPROFILE_G4,
 920                 .machine_check          = machine_check_generic,
 921                 .platform               = "ppc7450",
 922         },
 923         {       /* 7455 rev 2.0 */
 924                 .pvr_mask               = 0xffffffff,
 925                 .pvr_value              = 0x80010200,
 926                 .cpu_name               = "7455",
 927                 .cpu_features           = CPU_FTRS_7455_20,
 928                 .cpu_user_features      = COMMON_USER |
 929                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 930                 .mmu_features           = MMU_FTR_HPTE_TABLE | MMU_FTR_USE_HIGH_BATS,
 931                 .icache_bsize           = 32,
 932                 .dcache_bsize           = 32,
 933                 .num_pmcs               = 6,
 934                 .pmc_type               = PPC_PMC_G4,
 935                 .cpu_setup              = __setup_cpu_745x,
 936                 .oprofile_cpu_type      = "ppc/7450",
 937                 .oprofile_type          = PPC_OPROFILE_G4,
 938                 .machine_check          = machine_check_generic,
 939                 .platform               = "ppc7450",
 940         },
 941         {       /* 7455 others */
 942                 .pvr_mask               = 0xffff0000,
 943                 .pvr_value              = 0x80010000,
 944                 .cpu_name               = "7455",
 945                 .cpu_features           = CPU_FTRS_7455,
 946                 .cpu_user_features      = COMMON_USER |
 947                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 948                 .mmu_features           = MMU_FTR_HPTE_TABLE | MMU_FTR_USE_HIGH_BATS,
 949                 .icache_bsize           = 32,
 950                 .dcache_bsize           = 32,
 951                 .num_pmcs               = 6,
 952                 .pmc_type               = PPC_PMC_G4,
 953                 .cpu_setup              = __setup_cpu_745x,
 954                 .oprofile_cpu_type      = "ppc/7450",
 955                 .oprofile_type          = PPC_OPROFILE_G4,
 956                 .machine_check          = machine_check_generic,
 957                 .platform               = "ppc7450",
 958         },
 959         {       /* 7447/7457 Rev 1.0 */
 960                 .pvr_mask               = 0xffffffff,
 961                 .pvr_value              = 0x80020100,
 962                 .cpu_name               = "7447/7457",
 963                 .cpu_features           = CPU_FTRS_7447_10,
 964                 .cpu_user_features      = COMMON_USER |
 965                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 966                 .mmu_features           = MMU_FTR_HPTE_TABLE | MMU_FTR_USE_HIGH_BATS,
 967                 .icache_bsize           = 32,
 968                 .dcache_bsize           = 32,
 969                 .num_pmcs               = 6,
 970                 .pmc_type               = PPC_PMC_G4,
 971                 .cpu_setup              = __setup_cpu_745x,
 972                 .oprofile_cpu_type      = "ppc/7450",
 973                 .oprofile_type          = PPC_OPROFILE_G4,
 974                 .machine_check          = machine_check_generic,
 975                 .platform               = "ppc7450",
 976         },
 977         {       /* 7447/7457 Rev 1.1 */
 978                 .pvr_mask               = 0xffffffff,
 979                 .pvr_value              = 0x80020101,
 980                 .cpu_name               = "7447/7457",
 981                 .cpu_features           = CPU_FTRS_7447_10,
 982                 .cpu_user_features      = COMMON_USER |
 983                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 984                 .mmu_features           = MMU_FTR_HPTE_TABLE | MMU_FTR_USE_HIGH_BATS,
 985                 .icache_bsize           = 32,
 986                 .dcache_bsize           = 32,
 987                 .num_pmcs               = 6,
 988                 .pmc_type               = PPC_PMC_G4,
 989                 .cpu_setup              = __setup_cpu_745x,
 990                 .oprofile_cpu_type      = "ppc/7450",
 991                 .oprofile_type          = PPC_OPROFILE_G4,
 992                 .machine_check          = machine_check_generic,
 993                 .platform               = "ppc7450",
 994         },
 995         {       /* 7447/7457 Rev 1.2 and later */
 996                 .pvr_mask               = 0xffff0000,
 997                 .pvr_value              = 0x80020000,
 998                 .cpu_name               = "7447/7457",
 999                 .cpu_features           = CPU_FTRS_7447,
1000                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
1001                 .mmu_features           = MMU_FTR_HPTE_TABLE | MMU_FTR_USE_HIGH_BATS,
1002                 .icache_bsize           = 32,
1003                 .dcache_bsize           = 32,
1004                 .num_pmcs               = 6,
1005                 .pmc_type               = PPC_PMC_G4,
1006                 .cpu_setup              = __setup_cpu_745x,
1007                 .oprofile_cpu_type      = "ppc/7450",
1008                 .oprofile_type          = PPC_OPROFILE_G4,
1009                 .machine_check          = machine_check_generic,
1010                 .platform               = "ppc7450",
1011         },
1012         {       /* 7447A */
1013                 .pvr_mask               = 0xffff0000,
1014                 .pvr_value              = 0x80030000,
1015                 .cpu_name               = "7447A",
1016                 .cpu_features           = CPU_FTRS_7447A,
1017                 .cpu_user_features      = COMMON_USER |
1018                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
1019                 .mmu_features           = MMU_FTR_HPTE_TABLE | MMU_FTR_USE_HIGH_BATS,
1020                 .icache_bsize           = 32,
1021                 .dcache_bsize           = 32,
1022                 .num_pmcs               = 6,
1023                 .pmc_type               = PPC_PMC_G4,
1024                 .cpu_setup              = __setup_cpu_745x,
1025                 .oprofile_cpu_type      = "ppc/7450",
1026                 .oprofile_type          = PPC_OPROFILE_G4,
1027                 .machine_check          = machine_check_generic,
1028                 .platform               = "ppc7450",
1029         },
1030         {       /* 7448 */
1031                 .pvr_mask               = 0xffff0000,
1032                 .pvr_value              = 0x80040000,
1033                 .cpu_name               = "7448",
1034                 .cpu_features           = CPU_FTRS_7448,
1035                 .cpu_user_features      = COMMON_USER |
1036                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
1037                 .mmu_features           = MMU_FTR_HPTE_TABLE | MMU_FTR_USE_HIGH_BATS,
1038                 .icache_bsize           = 32,
1039                 .dcache_bsize           = 32,
1040                 .num_pmcs               = 6,
1041                 .pmc_type               = PPC_PMC_G4,
1042                 .cpu_setup              = __setup_cpu_745x,
1043                 .oprofile_cpu_type      = "ppc/7450",
1044                 .oprofile_type          = PPC_OPROFILE_G4,
1045                 .machine_check          = machine_check_generic,
1046                 .platform               = "ppc7450",
1047         },
1048         {       /* 82xx (8240, 8245, 8260 are all 603e cores) */
1049                 .pvr_mask               = 0x7fff0000,
1050                 .pvr_value              = 0x00810000,
1051                 .cpu_name               = "82xx",
1052                 .cpu_features           = CPU_FTRS_82XX,
1053                 .cpu_user_features      = COMMON_USER,
1054                 .mmu_features           = 0,
1055                 .icache_bsize           = 32,
1056                 .dcache_bsize           = 32,
1057                 .cpu_setup              = __setup_cpu_603,
1058                 .machine_check          = machine_check_generic,
1059                 .platform               = "ppc603",
1060         },
1061         {       /* All G2_LE (603e core, plus some) have the same pvr */
1062                 .pvr_mask               = 0x7fff0000,
1063                 .pvr_value              = 0x00820000,
1064                 .cpu_name               = "G2_LE",
1065                 .cpu_features           = CPU_FTRS_G2_LE,
1066                 .cpu_user_features      = COMMON_USER,
1067                 .mmu_features           = MMU_FTR_USE_HIGH_BATS,
1068                 .icache_bsize           = 32,
1069                 .dcache_bsize           = 32,
1070                 .cpu_setup              = __setup_cpu_603,
1071                 .machine_check          = machine_check_generic,
1072                 .platform               = "ppc603",
1073         },
1074         {       /* e300c1 (a 603e core, plus some) on 83xx */
1075                 .pvr_mask               = 0x7fff0000,
1076                 .pvr_value              = 0x00830000,
1077                 .cpu_name               = "e300c1",
1078                 .cpu_features           = CPU_FTRS_E300,
1079                 .cpu_user_features      = COMMON_USER,
1080                 .mmu_features           = MMU_FTR_USE_HIGH_BATS,
1081                 .icache_bsize           = 32,
1082                 .dcache_bsize           = 32,
1083                 .cpu_setup              = __setup_cpu_603,
1084                 .machine_check          = machine_check_generic,
1085                 .platform               = "ppc603",
1086         },
1087         {       /* e300c2 (an e300c1 core, plus some, minus FPU) on 83xx */
1088                 .pvr_mask               = 0x7fff0000,
1089                 .pvr_value              = 0x00840000,
1090                 .cpu_name               = "e300c2",
1091                 .cpu_features           = CPU_FTRS_E300C2,
1092                 .cpu_user_features      = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
1093                 .mmu_features           = MMU_FTR_USE_HIGH_BATS,
1094                 .icache_bsize           = 32,
1095                 .dcache_bsize           = 32,
1096                 .cpu_setup              = __setup_cpu_603,
1097                 .machine_check          = machine_check_generic,
1098                 .platform               = "ppc603",
1099         },
1100         {       /* e300c3 (e300c1, plus one IU, half cache size) on 83xx */
1101                 .pvr_mask               = 0x7fff0000,
1102                 .pvr_value              = 0x00850000,
1103                 .cpu_name               = "e300c3",
1104                 .cpu_features           = CPU_FTRS_E300,
1105                 .cpu_user_features      = COMMON_USER,
1106                 .mmu_features           = MMU_FTR_USE_HIGH_BATS,
1107                 .icache_bsize           = 32,
1108                 .dcache_bsize           = 32,
1109                 .cpu_setup              = __setup_cpu_603,
1110                 .num_pmcs               = 4,
1111                 .oprofile_cpu_type      = "ppc/e300",
1112                 .oprofile_type          = PPC_OPROFILE_FSL_EMB,
1113                 .platform               = "ppc603",
1114         },
1115         {       /* e300c4 (e300c1, plus one IU) */
1116                 .pvr_mask               = 0x7fff0000,
1117                 .pvr_value              = 0x00860000,
1118                 .cpu_name               = "e300c4",
1119                 .cpu_features           = CPU_FTRS_E300,
1120                 .cpu_user_features      = COMMON_USER,
1121                 .mmu_features           = MMU_FTR_USE_HIGH_BATS,
1122                 .icache_bsize           = 32,
1123                 .dcache_bsize           = 32,
1124                 .cpu_setup              = __setup_cpu_603,
1125                 .machine_check          = machine_check_generic,
1126                 .num_pmcs               = 4,
1127                 .oprofile_cpu_type      = "ppc/e300",
1128                 .oprofile_type          = PPC_OPROFILE_FSL_EMB,
1129                 .platform               = "ppc603",
1130         },
1131         {       /* default match, we assume split I/D cache & TB (non-601)... */
1132                 .pvr_mask               = 0x00000000,
1133                 .pvr_value              = 0x00000000,
1134                 .cpu_name               = "(generic PPC)",
1135                 .cpu_features           = CPU_FTRS_CLASSIC32,
1136                 .cpu_user_features      = COMMON_USER,
1137                 .mmu_features           = MMU_FTR_HPTE_TABLE,
1138                 .icache_bsize           = 32,
1139                 .dcache_bsize           = 32,
1140                 .machine_check          = machine_check_generic,
1141                 .platform               = "ppc603",
1142         },
1143 #endif /* CLASSIC_PPC */
1144 #ifdef CONFIG_8xx
1145         {       /* 8xx */
1146                 .pvr_mask               = 0xffff0000,
1147                 .pvr_value              = 0x00500000,
1148                 .cpu_name               = "8xx",
1149                 /* CPU_FTR_MAYBE_CAN_DOZE is possible,
1150                  * if the 8xx code is there.... */
1151                 .cpu_features           = CPU_FTRS_8XX,
1152                 .cpu_user_features      = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
1153                 .mmu_features           = MMU_FTR_TYPE_8xx,
1154                 .icache_bsize           = 16,
1155                 .dcache_bsize           = 16,
1156                 .platform               = "ppc823",
1157         },
1158 #endif /* CONFIG_8xx */
1159 #ifdef CONFIG_40x
1160         {       /* 403GC */
1161                 .pvr_mask               = 0xffffff00,
1162                 .pvr_value              = 0x00200200,
1163                 .cpu_name               = "403GC",
1164                 .cpu_features           = CPU_FTRS_40X,
1165                 .cpu_user_features      = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
1166                 .mmu_features           = MMU_FTR_TYPE_40x,
1167                 .icache_bsize           = 16,
1168                 .dcache_bsize           = 16,
1169                 .machine_check          = machine_check_4xx,
1170                 .platform               = "ppc403",
1171         },
1172         {       /* 403GCX */
1173                 .pvr_mask               = 0xffffff00,
1174                 .pvr_value              = 0x00201400,
1175                 .cpu_name               = "403GCX",
1176                 .cpu_features           = CPU_FTRS_40X,
1177                 .cpu_user_features      = PPC_FEATURE_32 |
1178                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_NO_TB,
1179                 .mmu_features           = MMU_FTR_TYPE_40x,
1180                 .icache_bsize           = 16,
1181                 .dcache_bsize           = 16,
1182                 .machine_check          = machine_check_4xx,
1183                 .platform               = "ppc403",
1184         },
1185         {       /* 403G ?? */
1186                 .pvr_mask               = 0xffff0000,
1187                 .pvr_value              = 0x00200000,
1188                 .cpu_name               = "403G ??",
1189                 .cpu_features           = CPU_FTRS_40X,
1190                 .cpu_user_features      = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
1191                 .mmu_features           = MMU_FTR_TYPE_40x,
1192                 .icache_bsize           = 16,
1193                 .dcache_bsize           = 16,
1194                 .machine_check          = machine_check_4xx,
1195                 .platform               = "ppc403",
1196         },
1197         {       /* 405GP */
1198                 .pvr_mask               = 0xffff0000,
1199                 .pvr_value              = 0x40110000,
1200                 .cpu_name               = "405GP",
1201                 .cpu_features           = CPU_FTRS_40X,
1202                 .cpu_user_features      = PPC_FEATURE_32 |
1203                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1204                 .mmu_features           = MMU_FTR_TYPE_40x,
1205                 .icache_bsize           = 32,
1206                 .dcache_bsize           = 32,
1207                 .machine_check          = machine_check_4xx,
1208                 .platform               = "ppc405",
1209         },
1210         {       /* STB 03xxx */
1211                 .pvr_mask               = 0xffff0000,
1212                 .pvr_value              = 0x40130000,
1213                 .cpu_name               = "STB03xxx",
1214                 .cpu_features           = CPU_FTRS_40X,
1215                 .cpu_user_features      = PPC_FEATURE_32 |
1216                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1217                 .mmu_features           = MMU_FTR_TYPE_40x,
1218                 .icache_bsize           = 32,
1219                 .dcache_bsize           = 32,
1220                 .machine_check          = machine_check_4xx,
1221                 .platform               = "ppc405",
1222         },
1223         {       /* STB 04xxx */
1224                 .pvr_mask               = 0xffff0000,
1225                 .pvr_value              = 0x41810000,
1226                 .cpu_name               = "STB04xxx",
1227                 .cpu_features           = CPU_FTRS_40X,
1228                 .cpu_user_features      = PPC_FEATURE_32 |
1229                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1230                 .mmu_features           = MMU_FTR_TYPE_40x,
1231                 .icache_bsize           = 32,
1232                 .dcache_bsize           = 32,
1233                 .machine_check          = machine_check_4xx,
1234                 .platform               = "ppc405",
1235         },
1236         {       /* NP405L */
1237                 .pvr_mask               = 0xffff0000,
1238                 .pvr_value              = 0x41610000,
1239                 .cpu_name               = "NP405L",
1240                 .cpu_features           = CPU_FTRS_40X,
1241                 .cpu_user_features      = PPC_FEATURE_32 |
1242                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1243                 .mmu_features           = MMU_FTR_TYPE_40x,
1244                 .icache_bsize           = 32,
1245                 .dcache_bsize           = 32,
1246                 .machine_check          = machine_check_4xx,
1247                 .platform               = "ppc405",
1248         },
1249         {       /* NP4GS3 */
1250                 .pvr_mask               = 0xffff0000,
1251                 .pvr_value              = 0x40B10000,
1252                 .cpu_name               = "NP4GS3",
1253                 .cpu_features           = CPU_FTRS_40X,
1254                 .cpu_user_features      = PPC_FEATURE_32 |
1255                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1256                 .mmu_features           = MMU_FTR_TYPE_40x,
1257                 .icache_bsize           = 32,
1258                 .dcache_bsize           = 32,
1259                 .machine_check          = machine_check_4xx,
1260                 .platform               = "ppc405",
1261         },
1262         {   /* NP405H */
1263                 .pvr_mask               = 0xffff0000,
1264                 .pvr_value              = 0x41410000,
1265                 .cpu_name               = "NP405H",
1266                 .cpu_features           = CPU_FTRS_40X,
1267                 .cpu_user_features      = PPC_FEATURE_32 |
1268                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1269                 .mmu_features           = MMU_FTR_TYPE_40x,
1270                 .icache_bsize           = 32,
1271                 .dcache_bsize           = 32,
1272                 .machine_check          = machine_check_4xx,
1273                 .platform               = "ppc405",
1274         },
1275         {       /* 405GPr */
1276                 .pvr_mask               = 0xffff0000,
1277                 .pvr_value              = 0x50910000,
1278                 .cpu_name               = "405GPr",
1279                 .cpu_features           = CPU_FTRS_40X,
1280                 .cpu_user_features      = PPC_FEATURE_32 |
1281                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1282                 .mmu_features           = MMU_FTR_TYPE_40x,
1283                 .icache_bsize           = 32,
1284                 .dcache_bsize           = 32,
1285                 .machine_check          = machine_check_4xx,
1286                 .platform               = "ppc405",
1287         },
1288         {   /* STBx25xx */
1289                 .pvr_mask               = 0xffff0000,
1290                 .pvr_value              = 0x51510000,
1291                 .cpu_name               = "STBx25xx",
1292                 .cpu_features           = CPU_FTRS_40X,
1293                 .cpu_user_features      = PPC_FEATURE_32 |
1294                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1295                 .mmu_features           = MMU_FTR_TYPE_40x,
1296                 .icache_bsize           = 32,
1297                 .dcache_bsize           = 32,
1298                 .machine_check          = machine_check_4xx,
1299                 .platform               = "ppc405",
1300         },
1301         {       /* 405LP */
1302                 .pvr_mask               = 0xffff0000,
1303                 .pvr_value              = 0x41F10000,
1304                 .cpu_name               = "405LP",
1305                 .cpu_features           = CPU_FTRS_40X,
1306                 .cpu_user_features      = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
1307                 .mmu_features           = MMU_FTR_TYPE_40x,
1308                 .icache_bsize           = 32,
1309                 .dcache_bsize           = 32,
1310                 .machine_check          = machine_check_4xx,
1311                 .platform               = "ppc405",
1312         },
1313         {       /* Xilinx Virtex-II Pro  */
1314                 .pvr_mask               = 0xfffff000,
1315                 .pvr_value              = 0x20010000,
1316                 .cpu_name               = "Virtex-II Pro",
1317                 .cpu_features           = CPU_FTRS_40X,
1318                 .cpu_user_features      = PPC_FEATURE_32 |
1319                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1320                 .mmu_features           = MMU_FTR_TYPE_40x,
1321                 .icache_bsize           = 32,
1322                 .dcache_bsize           = 32,
1323                 .machine_check          = machine_check_4xx,
1324                 .platform               = "ppc405",
1325         },
1326         {       /* Xilinx Virtex-4 FX */
1327                 .pvr_mask               = 0xfffff000,
1328                 .pvr_value              = 0x20011000,
1329                 .cpu_name               = "Virtex-4 FX",
1330                 .cpu_features           = CPU_FTRS_40X,
1331                 .cpu_user_features      = PPC_FEATURE_32 |
1332                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1333                 .mmu_features           = MMU_FTR_TYPE_40x,
1334                 .icache_bsize           = 32,
1335                 .dcache_bsize           = 32,
1336                 .machine_check          = machine_check_4xx,
1337                 .platform               = "ppc405",
1338         },
1339         {       /* 405EP */
1340                 .pvr_mask               = 0xffff0000,
1341                 .pvr_value              = 0x51210000,
1342                 .cpu_name               = "405EP",
1343                 .cpu_features           = CPU_FTRS_40X,
1344                 .cpu_user_features      = PPC_FEATURE_32 |
1345                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1346                 .mmu_features           = MMU_FTR_TYPE_40x,
1347                 .icache_bsize           = 32,
1348                 .dcache_bsize           = 32,
1349                 .machine_check          = machine_check_4xx,
1350                 .platform               = "ppc405",
1351         },
1352         {       /* 405EX */
1353                 .pvr_mask               = 0xffff0004,
1354                 .pvr_value              = 0x12910004,
1355                 .cpu_name               = "405EX",
1356                 .cpu_features           = CPU_FTRS_40X,
1357                 .cpu_user_features      = PPC_FEATURE_32 |
1358                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1359                 .mmu_features           = MMU_FTR_TYPE_40x,
1360                 .icache_bsize           = 32,
1361                 .dcache_bsize           = 32,
1362                 .machine_check          = machine_check_4xx,
1363                 .platform               = "ppc405",
1364         },
1365         {       /* 405EXr */
1366                 .pvr_mask               = 0xffff0004,
1367                 .pvr_value              = 0x12910000,
1368                 .cpu_name               = "405EXr",
1369                 .cpu_features           = CPU_FTRS_40X,
1370                 .cpu_user_features      = PPC_FEATURE_32 |
1371                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1372                 .mmu_features           = MMU_FTR_TYPE_40x,
1373                 .icache_bsize           = 32,
1374                 .dcache_bsize           = 32,
1375                 .machine_check          = machine_check_4xx,
1376                 .platform               = "ppc405",
1377         },
1378         {
1379                 /* 405EZ */
1380                 .pvr_mask               = 0xffff0000,
1381                 .pvr_value              = 0x41510000,
1382                 .cpu_name               = "405EZ",
1383                 .cpu_features           = CPU_FTRS_40X,
1384                 .cpu_user_features      = PPC_FEATURE_32 |
1385                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1386                 .mmu_features           = MMU_FTR_TYPE_40x,
1387                 .icache_bsize           = 32,
1388                 .dcache_bsize           = 32,
1389                 .machine_check          = machine_check_4xx,
1390                 .platform               = "ppc405",
1391         },
1392         {       /* default match */
1393                 .pvr_mask               = 0x00000000,
1394                 .pvr_value              = 0x00000000,
1395                 .cpu_name               = "(generic 40x PPC)",
1396                 .cpu_features           = CPU_FTRS_40X,
1397                 .cpu_user_features      = PPC_FEATURE_32 |
1398                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1399                 .mmu_features           = MMU_FTR_TYPE_40x,
1400                 .icache_bsize           = 32,
1401                 .dcache_bsize           = 32,
1402                 .machine_check          = machine_check_4xx,
1403                 .platform               = "ppc405",
1404         }
1405
1406 #endif /* CONFIG_40x */
1407 #ifdef CONFIG_44x
1408         {
1409                 .pvr_mask               = 0xf0000fff,
1410                 .pvr_value              = 0x40000850,
1411                 .cpu_name               = "440GR Rev. A",
1412                 .cpu_features           = CPU_FTRS_44X,
1413                 .cpu_user_features      = COMMON_USER_BOOKE,
1414                 .mmu_features           = MMU_FTR_TYPE_44x,
1415                 .icache_bsize           = 32,
1416                 .dcache_bsize           = 32,
1417                 .machine_check          = machine_check_4xx,
1418                 .platform               = "ppc440",
1419         },
1420         { /* Use logical PVR for 440EP (logical pvr = pvr | 0x8) */
1421                 .pvr_mask               = 0xf0000fff,
1422                 .pvr_value              = 0x40000858,
1423                 .cpu_name               = "440EP Rev. A",
1424                 .cpu_features           = CPU_FTRS_44X,
1425                 .cpu_user_features      = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
1426                 .mmu_features           = MMU_FTR_TYPE_44x,
1427                 .icache_bsize           = 32,
1428                 .dcache_bsize           = 32,
1429                 .cpu_setup              = __setup_cpu_440ep,
1430                 .machine_check          = machine_check_4xx,
1431                 .platform               = "ppc440",
1432         },
1433         {
1434                 .pvr_mask               = 0xf0000fff,
1435                 .pvr_value              = 0x400008d3,
1436                 .cpu_name               = "440GR Rev. B",
1437                 .cpu_features           = CPU_FTRS_44X,
1438                 .cpu_user_features      = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
1439                 .mmu_features           = MMU_FTR_TYPE_44x,
1440                 .icache_bsize           = 32,
1441                 .dcache_bsize           = 32,
1442                 .machine_check          = machine_check_4xx,
1443                 .platform               = "ppc440",
1444         },
1445         { /* Matches both physical and logical PVR for 440EP (logical pvr = pvr | 0x8) */
1446                 .pvr_mask               = 0xf0000ff7,
1447                 .pvr_value              = 0x400008d4,
1448                 .cpu_name               = "440EP Rev. C",
1449                 .cpu_features           = CPU_FTRS_44X,
1450                 .cpu_user_features      = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
1451                 .mmu_features           = MMU_FTR_TYPE_44x,
1452                 .icache_bsize           = 32,
1453                 .dcache_bsize           = 32,
1454                 .cpu_setup              = __setup_cpu_440ep,
1455                 .machine_check          = machine_check_4xx,
1456                 .platform               = "ppc440",
1457         },
1458         { /* Use logical PVR for 440EP (logical pvr = pvr | 0x8) */
1459                 .pvr_mask               = 0xf0000fff,
1460                 .pvr_value              = 0x400008db,
1461                 .cpu_name               = "440EP Rev. B",
1462                 .cpu_features           = CPU_FTRS_44X,
1463                 .cpu_user_features      = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
1464                 .mmu_features           = MMU_FTR_TYPE_44x,
1465                 .icache_bsize           = 32,
1466                 .dcache_bsize           = 32,
1467                 .cpu_setup              = __setup_cpu_440ep,
1468                 .machine_check          = machine_check_4xx,
1469                 .platform               = "ppc440",
1470         },
1471         { /* 440GRX */
1472                 .pvr_mask               = 0xf0000ffb,
1473                 .pvr_value              = 0x200008D0,
1474                 .cpu_name               = "440GRX",
1475                 .cpu_features           = CPU_FTRS_44X,
1476                 .cpu_user_features      = COMMON_USER_BOOKE,
1477                 .mmu_features           = MMU_FTR_TYPE_44x,
1478                 .icache_bsize           = 32,
1479                 .dcache_bsize           = 32,
1480                 .cpu_setup              = __setup_cpu_440grx,
1481                 .machine_check          = machine_check_440A,
1482                 .platform               = "ppc440",
1483         },
1484         { /* Use logical PVR for 440EPx (logical pvr = pvr | 0x8) */
1485                 .pvr_mask               = 0xf0000ffb,
1486                 .pvr_value              = 0x200008D8,
1487                 .cpu_name               = "440EPX",
1488                 .cpu_features           = CPU_FTRS_44X,
1489                 .cpu_user_features      = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
1490                 .mmu_features           = MMU_FTR_TYPE_44x,
1491                 .icache_bsize           = 32,
1492                 .dcache_bsize           = 32,
1493                 .cpu_setup              = __setup_cpu_440epx,
1494                 .machine_check          = machine_check_440A,
1495                 .platform               = "ppc440",
1496         },
1497         {       /* 440GP Rev. B */
1498                 .pvr_mask               = 0xf0000fff,
1499                 .pvr_value              = 0x40000440,
1500                 .cpu_name               = "440GP Rev. B",
1501                 .cpu_features           = CPU_FTRS_44X,
1502                 .cpu_user_features      = COMMON_USER_BOOKE,
1503                 .mmu_features           = MMU_FTR_TYPE_44x,
1504                 .icache_bsize           = 32,
1505                 .dcache_bsize           = 32,
1506                 .machine_check          = machine_check_4xx,
1507                 .platform               = "ppc440gp",
1508         },
1509         {       /* 440GP Rev. C */
1510                 .pvr_mask               = 0xf0000fff,
1511                 .pvr_value              = 0x40000481,
1512                 .cpu_name               = "440GP Rev. C",
1513                 .cpu_features           = CPU_FTRS_44X,
1514                 .cpu_user_features      = COMMON_USER_BOOKE,
1515                 .mmu_features           = MMU_FTR_TYPE_44x,
1516                 .icache_bsize           = 32,
1517                 .dcache_bsize           = 32,
1518                 .machine_check          = machine_check_4xx,
1519                 .platform               = "ppc440gp",
1520         },
1521         { /* 440GX Rev. A */
1522                 .pvr_mask               = 0xf0000fff,
1523                 .pvr_value              = 0x50000850,
1524                 .cpu_name               = "440GX Rev. A",
1525                 .cpu_features           = CPU_FTRS_44X,
1526                 .cpu_user_features      = COMMON_USER_BOOKE,
1527                 .mmu_features           = MMU_FTR_TYPE_44x,
1528                 .icache_bsize           = 32,
1529                 .dcache_bsize           = 32,
1530                 .cpu_setup              = __setup_cpu_440gx,
1531                 .machine_check          = machine_check_440A,
1532                 .platform               = "ppc440",
1533         },
1534         { /* 440GX Rev. B */
1535                 .pvr_mask               = 0xf0000fff,
1536                 .pvr_value              = 0x50000851,
1537                 .cpu_name               = "440GX Rev. B",
1538                 .cpu_features           = CPU_FTRS_44X,
1539                 .cpu_user_features      = COMMON_USER_BOOKE,
1540                 .mmu_features           = MMU_FTR_TYPE_44x,
1541                 .icache_bsize           = 32,
1542                 .dcache_bsize           = 32,
1543                 .cpu_setup              = __setup_cpu_440gx,
1544                 .machine_check          = machine_check_440A,
1545                 .platform               = "ppc440",
1546         },
1547         { /* 440GX Rev. C */
1548                 .pvr_mask               = 0xf0000fff,
1549                 .pvr_value              = 0x50000892,
1550                 .cpu_name               = "440GX Rev. C",
1551                 .cpu_features           = CPU_FTRS_44X,
1552                 .cpu_user_features      = COMMON_USER_BOOKE,
1553                 .mmu_features           = MMU_FTR_TYPE_44x,
1554                 .icache_bsize           = 32,
1555                 .dcache_bsize           = 32,
1556                 .cpu_setup              = __setup_cpu_440gx,
1557                 .machine_check          = machine_check_440A,
1558                 .platform               = "ppc440",
1559         },
1560         { /* 440GX Rev. F */
1561                 .pvr_mask               = 0xf0000fff,
1562                 .pvr_value              = 0x50000894,
1563                 .cpu_name               = "440GX Rev. F",
1564                 .cpu_features           = CPU_FTRS_44X,
1565                 .cpu_user_features      = COMMON_USER_BOOKE,
1566                 .mmu_features           = MMU_FTR_TYPE_44x,
1567                 .icache_bsize           = 32,
1568                 .dcache_bsize           = 32,
1569                 .cpu_setup              = __setup_cpu_440gx,
1570                 .machine_check          = machine_check_440A,
1571                 .platform               = "ppc440",
1572         },
1573         { /* 440SP Rev. A */
1574                 .pvr_mask               = 0xfff00fff,
1575                 .pvr_value              = 0x53200891,
1576                 .cpu_name               = "440SP Rev. A",
1577                 .cpu_features           = CPU_FTRS_44X,
1578                 .cpu_user_features      = COMMON_USER_BOOKE,
1579                 .mmu_features           = MMU_FTR_TYPE_44x,
1580                 .icache_bsize           = 32,
1581                 .dcache_bsize           = 32,
1582                 .machine_check          = machine_check_4xx,
1583                 .platform               = "ppc440",
1584         },
1585         { /* 440SPe Rev. A */
1586                 .pvr_mask               = 0xfff00fff,
1587                 .pvr_value              = 0x53400890,
1588                 .cpu_name               = "440SPe Rev. A",
1589                 .cpu_features           = CPU_FTRS_44X,
1590                 .cpu_user_features      = COMMON_USER_BOOKE,
1591                 .mmu_features           = MMU_FTR_TYPE_44x,
1592                 .icache_bsize           = 32,
1593                 .dcache_bsize           = 32,
1594                 .cpu_setup              = __setup_cpu_440spe,
1595                 .machine_check          = machine_check_440A,
1596                 .platform               = "ppc440",
1597         },
1598         { /* 440SPe Rev. B */
1599                 .pvr_mask               = 0xfff00fff,
1600                 .pvr_value              = 0x53400891,
1601                 .cpu_name               = "440SPe Rev. B",
1602                 .cpu_features           = CPU_FTRS_44X,
1603                 .cpu_user_features      = COMMON_USER_BOOKE,
1604                 .mmu_features           = MMU_FTR_TYPE_44x,
1605                 .icache_bsize           = 32,
1606                 .dcache_bsize           = 32,
1607                 .cpu_setup              = __setup_cpu_440spe,
1608                 .machine_check          = machine_check_440A,
1609                 .platform               = "ppc440",
1610         },
1611         { /* 440 in Xilinx Virtex-5 FXT */
1612                 .pvr_mask               = 0xfffffff0,
1613                 .pvr_value              = 0x7ff21910,
1614                 .cpu_name               = "440 in Virtex-5 FXT",
1615                 .cpu_features           = CPU_FTRS_44X,
1616                 .cpu_user_features      = COMMON_USER_BOOKE,
1617                 .mmu_features           = MMU_FTR_TYPE_44x,
1618                 .icache_bsize           = 32,
1619                 .dcache_bsize           = 32,
1620                 .cpu_setup              = __setup_cpu_440x5,
1621                 .machine_check          = machine_check_440A,
1622                 .platform               = "ppc440",
1623         },
1624         { /* 460EX */
1625                 .pvr_mask               = 0xffff0002,
1626                 .pvr_value              = 0x13020002,
1627                 .cpu_name               = "460EX",
1628                 .cpu_features           = CPU_FTRS_440x6,
1629                 .cpu_user_features      = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
1630                 .mmu_features           = MMU_FTR_TYPE_44x,
1631                 .icache_bsize           = 32,
1632                 .dcache_bsize           = 32,
1633                 .cpu_setup              = __setup_cpu_460ex,
1634                 .machine_check          = machine_check_440A,
1635                 .platform               = "ppc440",
1636         },
1637         { /* 460GT */
1638                 .pvr_mask               = 0xffff0002,
1639                 .pvr_value              = 0x13020000,
1640                 .cpu_name               = "460GT",
1641                 .cpu_features           = CPU_FTRS_440x6,
1642                 .cpu_user_features      = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
1643                 .mmu_features           = MMU_FTR_TYPE_44x,
1644                 .icache_bsize           = 32,
1645                 .dcache_bsize           = 32,
1646                 .cpu_setup              = __setup_cpu_460gt,
1647                 .machine_check          = machine_check_440A,
1648                 .platform               = "ppc440",
1649         },
1650         { /* 460SX */
1651                 .pvr_mask               = 0xffffff00,
1652                 .pvr_value              = 0x13541800,
1653                 .cpu_name               = "460SX",
1654                 .cpu_features           = CPU_FTRS_44X,
1655                 .cpu_user_features      = COMMON_USER_BOOKE,
1656                 .mmu_features           = MMU_FTR_TYPE_44x,
1657                 .icache_bsize           = 32,
1658                 .dcache_bsize           = 32,
1659                 .cpu_setup              = __setup_cpu_460sx,
1660                 .machine_check          = machine_check_440A,
1661                 .platform               = "ppc440",
1662         },
1663         {       /* default match */
1664                 .pvr_mask               = 0x00000000,
1665                 .pvr_value              = 0x00000000,
1666                 .cpu_name               = "(generic 44x PPC)",
1667                 .cpu_features           = CPU_FTRS_44X,
1668                 .cpu_user_features      = COMMON_USER_BOOKE,
1669                 .mmu_features           = MMU_FTR_TYPE_44x,
1670                 .icache_bsize           = 32,
1671                 .dcache_bsize           = 32,
1672                 .machine_check          = machine_check_4xx,
1673                 .platform               = "ppc440",
1674         }
1675 #endif /* CONFIG_44x */
1676 #ifdef CONFIG_E200
1677         {       /* e200z5 */
1678                 .pvr_mask               = 0xfff00000,
1679                 .pvr_value              = 0x81000000,
1680                 .cpu_name               = "e200z5",
1681                 /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */
1682                 .cpu_features           = CPU_FTRS_E200,
1683                 .cpu_user_features      = COMMON_USER_BOOKE |
1684                         PPC_FEATURE_HAS_EFP_SINGLE |
1685                         PPC_FEATURE_UNIFIED_CACHE,
1686                 .mmu_features           = MMU_FTR_TYPE_FSL_E,
1687                 .dcache_bsize           = 32,
1688                 .machine_check          = machine_check_e200,
1689                 .platform               = "ppc5554",
1690         },
1691         {       /* e200z6 */
1692                 .pvr_mask               = 0xfff00000,
1693                 .pvr_value              = 0x81100000,
1694                 .cpu_name               = "e200z6",
1695                 /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */
1696                 .cpu_features           = CPU_FTRS_E200,
1697                 .cpu_user_features      = COMMON_USER_BOOKE |
1698                         PPC_FEATURE_HAS_SPE_COMP |
1699                         PPC_FEATURE_HAS_EFP_SINGLE_COMP |
1700                         PPC_FEATURE_UNIFIED_CACHE,
1701                 .mmu_features           = MMU_FTR_TYPE_FSL_E,
1702                 .dcache_bsize           = 32,
1703                 .machine_check          = machine_check_e200,
1704                 .platform               = "ppc5554",
1705         },
1706         {       /* default match */
1707                 .pvr_mask               = 0x00000000,
1708                 .pvr_value              = 0x00000000,
1709                 .cpu_name               = "(generic E200 PPC)",
1710                 .cpu_features           = CPU_FTRS_E200,
1711                 .cpu_user_features      = COMMON_USER_BOOKE |
1712                         PPC_FEATURE_HAS_EFP_SINGLE |
1713                         PPC_FEATURE_UNIFIED_CACHE,
1714                 .mmu_features           = MMU_FTR_TYPE_FSL_E,
1715                 .dcache_bsize           = 32,
1716                 .cpu_setup              = __setup_cpu_e200,
1717                 .machine_check          = machine_check_e200,
1718                 .platform               = "ppc5554",
1719         }
1720 #endif /* CONFIG_E200 */
1721 #ifdef CONFIG_E500
1722         {       /* e500 */
1723                 .pvr_mask               = 0xffff0000,
1724                 .pvr_value              = 0x80200000,
1725                 .cpu_name               = "e500",
1726                 .cpu_features           = CPU_FTRS_E500,
1727                 .cpu_user_features      = COMMON_USER_BOOKE |
1728                         PPC_FEATURE_HAS_SPE_COMP |
1729                         PPC_FEATURE_HAS_EFP_SINGLE_COMP,
1730                 .mmu_features           = MMU_FTR_TYPE_FSL_E,
1731                 .icache_bsize           = 32,
1732                 .dcache_bsize           = 32,
1733                 .num_pmcs               = 4,
1734                 .oprofile_cpu_type      = "ppc/e500",
1735                 .oprofile_type          = PPC_OPROFILE_FSL_EMB,
1736                 .cpu_setup              = __setup_cpu_e500v1,
1737                 .machine_check          = machine_check_e500,
1738                 .platform               = "ppc8540",
1739         },
1740         {       /* e500v2 */
1741                 .pvr_mask               = 0xffff0000,
1742                 .pvr_value              = 0x80210000,
1743                 .cpu_name               = "e500v2",
1744                 .cpu_features           = CPU_FTRS_E500_2,
1745                 .cpu_user_features      = COMMON_USER_BOOKE |
1746                         PPC_FEATURE_HAS_SPE_COMP |
1747                         PPC_FEATURE_HAS_EFP_SINGLE_COMP |
1748                         PPC_FEATURE_HAS_EFP_DOUBLE_COMP,
1749                 .mmu_features           = MMU_FTR_TYPE_FSL_E | MMU_FTR_BIG_PHYS,
1750                 .icache_bsize           = 32,
1751                 .dcache_bsize           = 32,
1752                 .num_pmcs               = 4,
1753                 .oprofile_cpu_type      = "ppc/e500",
1754                 .oprofile_type          = PPC_OPROFILE_FSL_EMB,
1755                 .cpu_setup              = __setup_cpu_e500v2,
1756                 .machine_check          = machine_check_e500,
1757                 .platform               = "ppc8548",
1758         },
1759         {       /* e500mc */
1760                 .pvr_mask               = 0xffff0000,
1761                 .pvr_value              = 0x80230000,
1762                 .cpu_name               = "e500mc",
1763                 .cpu_features           = CPU_FTRS_E500MC,
1764                 .cpu_user_features      = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
1765                 .mmu_features           = MMU_FTR_TYPE_FSL_E | MMU_FTR_BIG_PHYS |
1766                         MMU_FTR_USE_TLBILX,
1767                 .icache_bsize           = 64,
1768                 .dcache_bsize           = 64,
1769                 .num_pmcs               = 4,
1770                 .oprofile_cpu_type      = "ppc/e500", /* xxx - galak, e500mc? */
1771                 .oprofile_type          = PPC_OPROFILE_FSL_EMB,
1772                 .cpu_setup              = __setup_cpu_e500mc,
1773                 .machine_check          = machine_check_e500,
1774                 .platform               = "ppce500mc",
1775         },
1776         {       /* default match */
1777                 .pvr_mask               = 0x00000000,
1778                 .pvr_value              = 0x00000000,
1779                 .cpu_name               = "(generic E500 PPC)",
1780                 .cpu_features           = CPU_FTRS_E500,
1781                 .cpu_user_features      = COMMON_USER_BOOKE |
1782                         PPC_FEATURE_HAS_SPE_COMP |
1783                         PPC_FEATURE_HAS_EFP_SINGLE_COMP,
1784                 .mmu_features           = MMU_FTR_TYPE_FSL_E,
1785                 .icache_bsize           = 32,
1786                 .dcache_bsize           = 32,
1787                 .machine_check          = machine_check_e500,
1788                 .platform               = "powerpc",
1789         }
1790 #endif /* CONFIG_E500 */
1791 #endif /* CONFIG_PPC32 */
1792 };
1793
1794 static struct cpu_spec the_cpu_spec;
1795
1796 static void __init setup_cpu_spec(unsigned long offset, struct cpu_spec *s)
1797 {
1798         struct cpu_spec *t = &the_cpu_spec;
1799         struct cpu_spec old;
1800
1801         t = PTRRELOC(t);
1802         old = *t;
1803
1804         /* Copy everything, then do fixups */
1805         *t = *s;
1806
1807         /*
1808          * If we are overriding a previous value derived from the real
1809          * PVR with a new value obtained using a logical PVR value,
1810          * don't modify the performance monitor fields.
1811          */
1812         if (old.num_pmcs && !s->num_pmcs) {
1813                 t->num_pmcs = old.num_pmcs;
1814                 t->pmc_type = old.pmc_type;
1815                 t->oprofile_type = old.oprofile_type;
1816                 t->oprofile_mmcra_sihv = old.oprofile_mmcra_sihv;
1817                 t->oprofile_mmcra_sipr = old.oprofile_mmcra_sipr;
1818                 t->oprofile_mmcra_clear = old.oprofile_mmcra_clear;
1819
1820                 /*
1821                  * If we have passed through this logic once before and
1822                  * have pulled the default case because the real PVR was
1823                  * not found inside cpu_specs[], then we are possibly
1824                  * running in compatibility mode. In that case, let the
1825                  * oprofiler know which set of compatibility counters to
1826                  * pull from by making sure the oprofile_cpu_type string
1827                  * is set to that of compatibility mode. If the
1828                  * oprofile_cpu_type already has a value, then we are
1829                  * possibly overriding a real PVR with a logical one,
1830                  * and, in that case, keep the current value for
1831                  * oprofile_cpu_type.
1832                  */
1833                 if (old.oprofile_cpu_type == NULL)
1834                         t->oprofile_cpu_type = s->oprofile_cpu_type;
1835         }
1836
1837         *PTRRELOC(&cur_cpu_spec) = &the_cpu_spec;
1838
1839         /*
1840          * Set the base platform string once; assumes
1841          * we're called with real pvr first.
1842          */
1843         if (*PTRRELOC(&powerpc_base_platform) == NULL)
1844                 *PTRRELOC(&powerpc_base_platform) = t->platform;
1845
1846 #if defined(CONFIG_PPC64) || defined(CONFIG_BOOKE)
1847         /* ppc64 and booke expect identify_cpu to also call setup_cpu for
1848          * that processor. I will consolidate that at a later time, for now,
1849          * just use #ifdef. We also don't need to PTRRELOC the function
1850          * pointer on ppc64 and booke as we are running at 0 in real mode
1851          * on ppc64 and reloc_offset is always 0 on booke.
1852          */
1853         if (s->cpu_setup) {
1854                 s->cpu_setup(offset, s);
1855         }
1856 #endif /* CONFIG_PPC64 || CONFIG_BOOKE */
1857 }
1858
1859 struct cpu_spec * __init identify_cpu(unsigned long offset, unsigned int pvr)
1860 {
1861         struct cpu_spec *s = cpu_specs;
1862         int i;
1863
1864         s = PTRRELOC(s);
1865
1866         for (i = 0; i < ARRAY_SIZE(cpu_specs); i++,s++) {
1867                 if ((pvr & s->pvr_mask) == s->pvr_value) {
1868                         setup_cpu_spec(offset, s);
1869                         return s;
1870                 }
1871         }
1872
1873         BUG();
1874
1875         return NULL;
1876 }