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   1 /*
   2  *  Copyright (C) 2001 Ben. Herrenschmidt (benh@kernel.crashing.org)
   3  *
   4  *  Modifications for ppc64:
   5  *      Copyright (C) 2003 Dave Engebretsen <engebret@us.ibm.com>
   6  *
   7  *  This program is free software; you can redistribute it and/or
   8  *  modify it under the terms of the GNU General Public License
   9  *  as published by the Free Software Foundation; either version
  10  *  2 of the License, or (at your option) any later version.
  11  */
  12
  13 #include <linux/string.h>
  14 #include <linux/sched.h>
  15 #include <linux/threads.h>
  16 #include <linux/init.h>
  17 #include <linux/module.h>
  18
  19 #include <asm/oprofile_impl.h>
  20 #include <asm/cputable.h>
  21 #include <asm/prom.h>           /* for PTRRELOC on ARCH=ppc */
  22
  23 struct cpu_spec* cur_cpu_spec = NULL;
  24 EXPORT_SYMBOL(cur_cpu_spec);
  25
  26 /* NOTE:
  27  * Unlike ppc32, ppc64 will only call this once for the boot CPU, it's
  28  * the responsibility of the appropriate CPU save/restore functions to
  29  * eventually copy these settings over. Those save/restore aren't yet
  30  * part of the cputable though. That has to be fixed for both ppc32
  31  * and ppc64
  32  */
  33 #ifdef CONFIG_PPC32
  34 extern void __setup_cpu_603(unsigned long offset, struct cpu_spec* spec);
  35 extern void __setup_cpu_604(unsigned long offset, struct cpu_spec* spec);
  36 extern void __setup_cpu_750(unsigned long offset, struct cpu_spec* spec);
  37 extern void __setup_cpu_750cx(unsigned long offset, struct cpu_spec* spec);
  38 extern void __setup_cpu_750fx(unsigned long offset, struct cpu_spec* spec);
  39 extern void __setup_cpu_7400(unsigned long offset, struct cpu_spec* spec);
  40 extern void __setup_cpu_7410(unsigned long offset, struct cpu_spec* spec);
  41 extern void __setup_cpu_745x(unsigned long offset, struct cpu_spec* spec);
  42 #endif /* CONFIG_PPC32 */
  43 #ifdef CONFIG_PPC64
  44 extern void __setup_cpu_ppc970(unsigned long offset, struct cpu_spec* spec);
  45 extern void __setup_cpu_ppc970MP(unsigned long offset, struct cpu_spec* spec);
  46 extern void __setup_cpu_pa6t(unsigned long offset, struct cpu_spec* spec);
  47 extern void __restore_cpu_pa6t(void);
  48 extern void __restore_cpu_ppc970(void);
  49 #endif /* CONFIG_PPC64 */
  50
  51 /* This table only contains "desktop" CPUs, it need to be filled with embedded
  52  * ones as well...
  53  */
  54 #define COMMON_USER             (PPC_FEATURE_32 | PPC_FEATURE_HAS_FPU | \
  55                                  PPC_FEATURE_HAS_MMU)
  56 #define COMMON_USER_PPC64       (COMMON_USER | PPC_FEATURE_64)
  57 #define COMMON_USER_POWER4      (COMMON_USER_PPC64 | PPC_FEATURE_POWER4)
  58 #define COMMON_USER_POWER5      (COMMON_USER_PPC64 | PPC_FEATURE_POWER5 |\
  59                                  PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP)
  60 #define COMMON_USER_POWER5_PLUS (COMMON_USER_PPC64 | PPC_FEATURE_POWER5_PLUS|\
  61                                  PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP)
  62 #define COMMON_USER_POWER6      (COMMON_USER_PPC64 | PPC_FEATURE_ARCH_2_05 |\
  63                                  PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP | \
  64                                  PPC_FEATURE_TRUE_LE)
  65 #define COMMON_USER_PA6T        (COMMON_USER_PPC64 | PPC_FEATURE_PA6T |\
  66                                  PPC_FEATURE_TRUE_LE | \
  67                                  PPC_FEATURE_HAS_ALTIVEC_COMP)
  68 #define COMMON_USER_BOOKE       (PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | \
  69                                  PPC_FEATURE_BOOKE)
  70
  71 /* We only set the spe features if the kernel was compiled with
  72  * spe support
  73  */
  74 #ifdef CONFIG_SPE
  75 #define PPC_FEATURE_SPE_COMP    PPC_FEATURE_HAS_SPE
  76 #else
  77 #define PPC_FEATURE_SPE_COMP    0
  78 #endif
  79
  80 static struct cpu_spec cpu_specs[] = {
  81 #ifdef CONFIG_PPC64
  82         {       /* Power3 */
  83                 .pvr_mask               = 0xffff0000,
  84                 .pvr_value              = 0x00400000,
  85                 .cpu_name               = "POWER3 (630)",
  86                 .cpu_features           = CPU_FTRS_POWER3,
  87                 .cpu_user_features      = COMMON_USER_PPC64|PPC_FEATURE_PPC_LE,
  88                 .icache_bsize           = 128,
  89                 .dcache_bsize           = 128,
  90                 .num_pmcs               = 8,
  91                 .pmc_type               = PPC_PMC_IBM,
  92                 .oprofile_cpu_type      = "ppc64/power3",
  93                 .oprofile_type          = PPC_OPROFILE_RS64,
  94                 .platform               = "power3",
  95         },
  96         {       /* Power3+ */
  97                 .pvr_mask               = 0xffff0000,
  98                 .pvr_value              = 0x00410000,
  99                 .cpu_name               = "POWER3 (630+)",
 100                 .cpu_features           = CPU_FTRS_POWER3,
 101                 .cpu_user_features      = COMMON_USER_PPC64|PPC_FEATURE_PPC_LE,
 102                 .icache_bsize           = 128,
 103                 .dcache_bsize           = 128,
 104                 .num_pmcs               = 8,
 105                 .pmc_type               = PPC_PMC_IBM,
 106                 .oprofile_cpu_type      = "ppc64/power3",
 107                 .oprofile_type          = PPC_OPROFILE_RS64,
 108                 .platform               = "power3",
 109         },
 110         {       /* Northstar */
 111                 .pvr_mask               = 0xffff0000,
 112                 .pvr_value              = 0x00330000,
 113                 .cpu_name               = "RS64-II (northstar)",
 114                 .cpu_features           = CPU_FTRS_RS64,
 115                 .cpu_user_features      = COMMON_USER_PPC64,
 116                 .icache_bsize           = 128,
 117                 .dcache_bsize           = 128,
 118                 .num_pmcs               = 8,
 119                 .pmc_type               = PPC_PMC_IBM,
 120                 .oprofile_cpu_type      = "ppc64/rs64",
 121                 .oprofile_type          = PPC_OPROFILE_RS64,
 122                 .platform               = "rs64",
 123         },
 124         {       /* Pulsar */
 125                 .pvr_mask               = 0xffff0000,
 126                 .pvr_value              = 0x00340000,
 127                 .cpu_name               = "RS64-III (pulsar)",
 128                 .cpu_features           = CPU_FTRS_RS64,
 129                 .cpu_user_features      = COMMON_USER_PPC64,
 130                 .icache_bsize           = 128,
 131                 .dcache_bsize           = 128,
 132                 .num_pmcs               = 8,
 133                 .pmc_type               = PPC_PMC_IBM,
 134                 .oprofile_cpu_type      = "ppc64/rs64",
 135                 .oprofile_type          = PPC_OPROFILE_RS64,
 136                 .platform               = "rs64",
 137         },
 138         {       /* I-star */
 139                 .pvr_mask               = 0xffff0000,
 140                 .pvr_value              = 0x00360000,
 141                 .cpu_name               = "RS64-III (icestar)",
 142                 .cpu_features           = CPU_FTRS_RS64,
 143                 .cpu_user_features      = COMMON_USER_PPC64,
 144                 .icache_bsize           = 128,
 145                 .dcache_bsize           = 128,
 146                 .num_pmcs               = 8,
 147                 .pmc_type               = PPC_PMC_IBM,
 148                 .oprofile_cpu_type      = "ppc64/rs64",
 149                 .oprofile_type          = PPC_OPROFILE_RS64,
 150                 .platform               = "rs64",
 151         },
 152         {       /* S-star */
 153                 .pvr_mask               = 0xffff0000,
 154                 .pvr_value              = 0x00370000,
 155                 .cpu_name               = "RS64-IV (sstar)",
 156                 .cpu_features           = CPU_FTRS_RS64,
 157                 .cpu_user_features      = COMMON_USER_PPC64,
 158                 .icache_bsize           = 128,
 159                 .dcache_bsize           = 128,
 160                 .num_pmcs               = 8,
 161                 .pmc_type               = PPC_PMC_IBM,
 162                 .oprofile_cpu_type      = "ppc64/rs64",
 163                 .oprofile_type          = PPC_OPROFILE_RS64,
 164                 .platform               = "rs64",
 165         },
 166         {       /* Power4 */
 167                 .pvr_mask               = 0xffff0000,
 168                 .pvr_value              = 0x00350000,
 169                 .cpu_name               = "POWER4 (gp)",
 170                 .cpu_features           = CPU_FTRS_POWER4,
 171                 .cpu_user_features      = COMMON_USER_POWER4,
 172                 .icache_bsize           = 128,
 173                 .dcache_bsize           = 128,
 174                 .num_pmcs               = 8,
 175                 .pmc_type               = PPC_PMC_IBM,
 176                 .oprofile_cpu_type      = "ppc64/power4",
 177                 .oprofile_type          = PPC_OPROFILE_POWER4,
 178                 .platform               = "power4",
 179         },
 180         {       /* Power4+ */
 181                 .pvr_mask               = 0xffff0000,
 182                 .pvr_value              = 0x00380000,
 183                 .cpu_name               = "POWER4+ (gq)",
 184                 .cpu_features           = CPU_FTRS_POWER4,
 185                 .cpu_user_features      = COMMON_USER_POWER4,
 186                 .icache_bsize           = 128,
 187                 .dcache_bsize           = 128,
 188                 .num_pmcs               = 8,
 189                 .pmc_type               = PPC_PMC_IBM,
 190                 .oprofile_cpu_type      = "ppc64/power4",
 191                 .oprofile_type          = PPC_OPROFILE_POWER4,
 192                 .platform               = "power4",
 193         },
 194         {       /* PPC970 */
 195                 .pvr_mask               = 0xffff0000,
 196                 .pvr_value              = 0x00390000,
 197                 .cpu_name               = "PPC970",
 198                 .cpu_features           = CPU_FTRS_PPC970,
 199                 .cpu_user_features      = COMMON_USER_POWER4 |
 200                         PPC_FEATURE_HAS_ALTIVEC_COMP,
 201                 .icache_bsize           = 128,
 202                 .dcache_bsize           = 128,
 203                 .num_pmcs               = 8,
 204                 .pmc_type               = PPC_PMC_IBM,
 205                 .cpu_setup              = __setup_cpu_ppc970,
 206                 .cpu_restore            = __restore_cpu_ppc970,
 207                 .oprofile_cpu_type      = "ppc64/970",
 208                 .oprofile_type          = PPC_OPROFILE_POWER4,
 209                 .platform               = "ppc970",
 210         },
 211         {       /* PPC970FX */
 212                 .pvr_mask               = 0xffff0000,
 213                 .pvr_value              = 0x003c0000,
 214                 .cpu_name               = "PPC970FX",
 215                 .cpu_features           = CPU_FTRS_PPC970,
 216                 .cpu_user_features      = COMMON_USER_POWER4 |
 217                         PPC_FEATURE_HAS_ALTIVEC_COMP,
 218                 .icache_bsize           = 128,
 219                 .dcache_bsize           = 128,
 220                 .num_pmcs               = 8,
 221                 .pmc_type               = PPC_PMC_IBM,
 222                 .cpu_setup              = __setup_cpu_ppc970,
 223                 .cpu_restore            = __restore_cpu_ppc970,
 224                 .oprofile_cpu_type      = "ppc64/970",
 225                 .oprofile_type          = PPC_OPROFILE_POWER4,
 226                 .platform               = "ppc970",
 227         },
 228         {       /* PPC970MP DD1.0 - no DEEPNAP, use regular 970 init */
 229                 .pvr_mask               = 0xffffffff,
 230                 .pvr_value              = 0x00440100,
 231                 .cpu_name               = "PPC970MP",
 232                 .cpu_features           = CPU_FTRS_PPC970,
 233                 .cpu_user_features      = COMMON_USER_POWER4 |
 234                         PPC_FEATURE_HAS_ALTIVEC_COMP,
 235                 .icache_bsize           = 128,
 236                 .dcache_bsize           = 128,
 237                 .num_pmcs               = 8,
 238                 .cpu_setup              = __setup_cpu_ppc970,
 239                 .cpu_restore            = __restore_cpu_ppc970,
 240                 .oprofile_cpu_type      = "ppc64/970MP",
 241                 .oprofile_type          = PPC_OPROFILE_POWER4,
 242                 .platform               = "ppc970",
 243         },
 244         {       /* PPC970MP */
 245                 .pvr_mask               = 0xffff0000,
 246                 .pvr_value              = 0x00440000,
 247                 .cpu_name               = "PPC970MP",
 248                 .cpu_features           = CPU_FTRS_PPC970,
 249                 .cpu_user_features      = COMMON_USER_POWER4 |
 250                         PPC_FEATURE_HAS_ALTIVEC_COMP,
 251                 .icache_bsize           = 128,
 252                 .dcache_bsize           = 128,
 253                 .num_pmcs               = 8,
 254                 .cpu_setup              = __setup_cpu_ppc970MP,
 255                 .cpu_restore            = __restore_cpu_ppc970,
 256                 .oprofile_cpu_type      = "ppc64/970MP",
 257                 .oprofile_type          = PPC_OPROFILE_POWER4,
 258                 .platform               = "ppc970",
 259         },
 260         {       /* PPC970GX */
 261                 .pvr_mask               = 0xffff0000,
 262                 .pvr_value              = 0x00450000,
 263                 .cpu_name               = "PPC970GX",
 264                 .cpu_features           = CPU_FTRS_PPC970,
 265                 .cpu_user_features      = COMMON_USER_POWER4 |
 266                         PPC_FEATURE_HAS_ALTIVEC_COMP,
 267                 .icache_bsize           = 128,
 268                 .dcache_bsize           = 128,
 269                 .num_pmcs               = 8,
 270                 .pmc_type               = PPC_PMC_IBM,
 271                 .cpu_setup              = __setup_cpu_ppc970,
 272                 .oprofile_cpu_type      = "ppc64/970",
 273                 .oprofile_type          = PPC_OPROFILE_POWER4,
 274                 .platform               = "ppc970",
 275         },
 276         {       /* Power5 GR */
 277                 .pvr_mask               = 0xffff0000,
 278                 .pvr_value              = 0x003a0000,
 279                 .cpu_name               = "POWER5 (gr)",
 280                 .cpu_features           = CPU_FTRS_POWER5,
 281                 .cpu_user_features      = COMMON_USER_POWER5,
 282                 .icache_bsize           = 128,
 283                 .dcache_bsize           = 128,
 284                 .num_pmcs               = 6,
 285                 .pmc_type               = PPC_PMC_IBM,
 286                 .oprofile_cpu_type      = "ppc64/power5",
 287                 .oprofile_type          = PPC_OPROFILE_POWER4,
 288                 /* SIHV / SIPR bits are implemented on POWER4+ (GQ)
 289                  * and above but only works on POWER5 and above
 290                  */
 291                 .oprofile_mmcra_sihv    = MMCRA_SIHV,
 292                 .oprofile_mmcra_sipr    = MMCRA_SIPR,
 293                 .platform               = "power5",
 294         },
 295         {       /* Power5 GS */
 296                 .pvr_mask               = 0xffff0000,
 297                 .pvr_value              = 0x003b0000,
 298                 .cpu_name               = "POWER5+ (gs)",
 299                 .cpu_features           = CPU_FTRS_POWER5,
 300                 .cpu_user_features      = COMMON_USER_POWER5_PLUS,
 301                 .icache_bsize           = 128,
 302                 .dcache_bsize           = 128,
 303                 .num_pmcs               = 6,
 304                 .pmc_type               = PPC_PMC_IBM,
 305                 .oprofile_cpu_type      = "ppc64/power5+",
 306                 .oprofile_type          = PPC_OPROFILE_POWER4,
 307                 .oprofile_mmcra_sihv    = MMCRA_SIHV,
 308                 .oprofile_mmcra_sipr    = MMCRA_SIPR,
 309                 .platform               = "power5+",
 310         },
 311         {       /* POWER6 in P5+ mode; 2.04-compliant processor */
 312                 .pvr_mask               = 0xffffffff,
 313                 .pvr_value              = 0x0f000001,
 314                 .cpu_name               = "POWER5+",
 315                 .cpu_features           = CPU_FTRS_POWER5,
 316                 .cpu_user_features      = COMMON_USER_POWER5_PLUS,
 317                 .icache_bsize           = 128,
 318                 .dcache_bsize           = 128,
 319                 .num_pmcs               = 6,
 320                 .oprofile_cpu_type      = "ppc64/power6",
 321                 .oprofile_type          = PPC_OPROFILE_POWER4,
 322                 .oprofile_mmcra_sihv    = POWER6_MMCRA_SIHV,
 323                 .oprofile_mmcra_sipr    = POWER6_MMCRA_SIPR,
 324                 .oprofile_mmcra_clear   = POWER6_MMCRA_THRM |
 325                         POWER6_MMCRA_OTHER,
 326                 .platform               = "power5+",
 327         },
 328         {       /* Power6 */
 329                 .pvr_mask               = 0xffff0000,
 330                 .pvr_value              = 0x003e0000,
 331                 .cpu_name               = "POWER6 (raw)",
 332                 .cpu_features           = CPU_FTRS_POWER6,
 333                 .cpu_user_features      = COMMON_USER_POWER6 |
 334                         PPC_FEATURE_POWER6_EXT,
 335                 .icache_bsize           = 128,
 336                 .dcache_bsize           = 128,
 337                 .num_pmcs               = 6,
 338                 .oprofile_cpu_type      = "ppc64/power6",
 339                 .oprofile_type          = PPC_OPROFILE_POWER4,
 340                 .oprofile_mmcra_sihv    = POWER6_MMCRA_SIHV,
 341                 .oprofile_mmcra_sipr    = POWER6_MMCRA_SIPR,
 342                 .oprofile_mmcra_clear   = POWER6_MMCRA_THRM |
 343                         POWER6_MMCRA_OTHER,
 344                 .platform               = "power6x",
 345         },
 346         {       /* 2.05-compliant processor, i.e. Power6 "architected" mode */
 347                 .pvr_mask               = 0xffffffff,
 348                 .pvr_value              = 0x0f000002,
 349                 .cpu_name               = "POWER6 (architected)",
 350                 .cpu_features           = CPU_FTRS_POWER6,
 351                 .cpu_user_features      = COMMON_USER_POWER6,
 352                 .icache_bsize           = 128,
 353                 .dcache_bsize           = 128,
 354                 .num_pmcs               = 6,
 355                 .pmc_type               = PPC_PMC_IBM,
 356                 .oprofile_cpu_type      = "ppc64/power6",
 357                 .oprofile_type          = PPC_OPROFILE_POWER4,
 358                 .oprofile_mmcra_sihv    = POWER6_MMCRA_SIHV,
 359                 .oprofile_mmcra_sipr    = POWER6_MMCRA_SIPR,
 360                 .oprofile_mmcra_clear   = POWER6_MMCRA_THRM |
 361                         POWER6_MMCRA_OTHER,
 362                 .platform               = "power6",
 363         },
 364         {       /* Cell Broadband Engine */
 365                 .pvr_mask               = 0xffff0000,
 366                 .pvr_value              = 0x00700000,
 367                 .cpu_name               = "Cell Broadband Engine",
 368                 .cpu_features           = CPU_FTRS_CELL,
 369                 .cpu_user_features      = COMMON_USER_PPC64 |
 370                         PPC_FEATURE_CELL | PPC_FEATURE_HAS_ALTIVEC_COMP |
 371                         PPC_FEATURE_SMT,
 372                 .icache_bsize           = 128,
 373                 .dcache_bsize           = 128,
 374                 .num_pmcs               = 4,
 375                 .pmc_type               = PPC_PMC_IBM,
 376                 .oprofile_cpu_type      = "ppc64/cell-be",
 377                 .oprofile_type          = PPC_OPROFILE_CELL,
 378                 .platform               = "ppc-cell-be",
 379         },
 380         {       /* PA Semi PA6T */
 381                 .pvr_mask               = 0x7fff0000,
 382                 .pvr_value              = 0x00900000,
 383                 .cpu_name               = "PA6T",
 384                 .cpu_features           = CPU_FTRS_PA6T,
 385                 .cpu_user_features      = COMMON_USER_PA6T,
 386                 .icache_bsize           = 64,
 387                 .dcache_bsize           = 64,
 388                 .num_pmcs               = 6,
 389                 .pmc_type               = PPC_PMC_PA6T,
 390                 .cpu_setup              = __setup_cpu_pa6t,
 391                 .cpu_restore            = __restore_cpu_pa6t,
 392                 .platform               = "pa6t",
 393         },
 394         {       /* default match */
 395                 .pvr_mask               = 0x00000000,
 396                 .pvr_value              = 0x00000000,
 397                 .cpu_name               = "POWER4 (compatible)",
 398                 .cpu_features           = CPU_FTRS_COMPATIBLE,
 399                 .cpu_user_features      = COMMON_USER_PPC64,
 400                 .icache_bsize           = 128,
 401                 .dcache_bsize           = 128,
 402                 .num_pmcs               = 6,
 403                 .pmc_type               = PPC_PMC_IBM,
 404                 .platform               = "power4",
 405         }
 406 #endif  /* CONFIG_PPC64 */
 407 #ifdef CONFIG_PPC32
 408 #if CLASSIC_PPC
 409         {       /* 601 */
 410                 .pvr_mask               = 0xffff0000,
 411                 .pvr_value              = 0x00010000,
 412                 .cpu_name               = "601",
 413                 .cpu_features           = CPU_FTRS_PPC601,
 414                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_601_INSTR |
 415                         PPC_FEATURE_UNIFIED_CACHE | PPC_FEATURE_NO_TB,
 416                 .icache_bsize           = 32,
 417                 .dcache_bsize           = 32,
 418                 .platform               = "ppc601",
 419         },
 420         {       /* 603 */
 421                 .pvr_mask               = 0xffff0000,
 422                 .pvr_value              = 0x00030000,
 423                 .cpu_name               = "603",
 424                 .cpu_features           = CPU_FTRS_603,
 425                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 426                 .icache_bsize           = 32,
 427                 .dcache_bsize           = 32,
 428                 .cpu_setup              = __setup_cpu_603,
 429                 .platform               = "ppc603",
 430         },
 431         {       /* 603e */
 432                 .pvr_mask               = 0xffff0000,
 433                 .pvr_value              = 0x00060000,
 434                 .cpu_name               = "603e",
 435                 .cpu_features           = CPU_FTRS_603,
 436                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 437                 .icache_bsize           = 32,
 438                 .dcache_bsize           = 32,
 439                 .cpu_setup              = __setup_cpu_603,
 440                 .platform               = "ppc603",
 441         },
 442         {       /* 603ev */
 443                 .pvr_mask               = 0xffff0000,
 444                 .pvr_value              = 0x00070000,
 445                 .cpu_name               = "603ev",
 446                 .cpu_features           = CPU_FTRS_603,
 447                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 448                 .icache_bsize           = 32,
 449                 .dcache_bsize           = 32,
 450                 .cpu_setup              = __setup_cpu_603,
 451                 .platform               = "ppc603",
 452         },
 453         {       /* 604 */
 454                 .pvr_mask               = 0xffff0000,
 455                 .pvr_value              = 0x00040000,
 456                 .cpu_name               = "604",
 457                 .cpu_features           = CPU_FTRS_604,
 458                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 459                 .icache_bsize           = 32,
 460                 .dcache_bsize           = 32,
 461                 .num_pmcs               = 2,
 462                 .cpu_setup              = __setup_cpu_604,
 463                 .platform               = "ppc604",
 464         },
 465         {       /* 604e */
 466                 .pvr_mask               = 0xfffff000,
 467                 .pvr_value              = 0x00090000,
 468                 .cpu_name               = "604e",
 469                 .cpu_features           = CPU_FTRS_604,
 470                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 471                 .icache_bsize           = 32,
 472                 .dcache_bsize           = 32,
 473                 .num_pmcs               = 4,
 474                 .cpu_setup              = __setup_cpu_604,
 475                 .platform               = "ppc604",
 476         },
 477         {       /* 604r */
 478                 .pvr_mask               = 0xffff0000,
 479                 .pvr_value              = 0x00090000,
 480                 .cpu_name               = "604r",
 481                 .cpu_features           = CPU_FTRS_604,
 482                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 483                 .icache_bsize           = 32,
 484                 .dcache_bsize           = 32,
 485                 .num_pmcs               = 4,
 486                 .cpu_setup              = __setup_cpu_604,
 487                 .platform               = "ppc604",
 488         },
 489         {       /* 604ev */
 490                 .pvr_mask               = 0xffff0000,
 491                 .pvr_value              = 0x000a0000,
 492                 .cpu_name               = "604ev",
 493                 .cpu_features           = CPU_FTRS_604,
 494                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 495                 .icache_bsize           = 32,
 496                 .dcache_bsize           = 32,
 497                 .num_pmcs               = 4,
 498                 .cpu_setup              = __setup_cpu_604,
 499                 .platform               = "ppc604",
 500         },
 501         {       /* 740/750 (0x4202, don't support TAU ?) */
 502                 .pvr_mask               = 0xffffffff,
 503                 .pvr_value              = 0x00084202,
 504                 .cpu_name               = "740/750",
 505                 .cpu_features           = CPU_FTRS_740_NOTAU,
 506                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 507                 .icache_bsize           = 32,
 508                 .dcache_bsize           = 32,
 509                 .num_pmcs               = 4,
 510                 .cpu_setup              = __setup_cpu_750,
 511                 .platform               = "ppc750",
 512         },
 513         {       /* 750CX (80100 and 8010x?) */
 514                 .pvr_mask               = 0xfffffff0,
 515                 .pvr_value              = 0x00080100,
 516                 .cpu_name               = "750CX",
 517                 .cpu_features           = CPU_FTRS_750,
 518                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 519                 .icache_bsize           = 32,
 520                 .dcache_bsize           = 32,
 521                 .num_pmcs               = 4,
 522                 .cpu_setup              = __setup_cpu_750cx,
 523                 .platform               = "ppc750",
 524         },
 525         {       /* 750CX (82201 and 82202) */
 526                 .pvr_mask               = 0xfffffff0,
 527                 .pvr_value              = 0x00082200,
 528                 .cpu_name               = "750CX",
 529                 .cpu_features           = CPU_FTRS_750,
 530                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 531                 .icache_bsize           = 32,
 532                 .dcache_bsize           = 32,
 533                 .num_pmcs               = 4,
 534                 .cpu_setup              = __setup_cpu_750cx,
 535                 .platform               = "ppc750",
 536         },
 537         {       /* 750CXe (82214) */
 538                 .pvr_mask               = 0xfffffff0,
 539                 .pvr_value              = 0x00082210,
 540                 .cpu_name               = "750CXe",
 541                 .cpu_features           = CPU_FTRS_750,
 542                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 543                 .icache_bsize           = 32,
 544                 .dcache_bsize           = 32,
 545                 .num_pmcs               = 4,
 546                 .cpu_setup              = __setup_cpu_750cx,
 547                 .platform               = "ppc750",
 548         },
 549         {       /* 750CXe "Gekko" (83214) */
 550                 .pvr_mask               = 0xffffffff,
 551                 .pvr_value              = 0x00083214,
 552                 .cpu_name               = "750CXe",
 553                 .cpu_features           = CPU_FTRS_750,
 554                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 555                 .icache_bsize           = 32,
 556                 .dcache_bsize           = 32,
 557                 .num_pmcs               = 4,
 558                 .cpu_setup              = __setup_cpu_750cx,
 559                 .platform               = "ppc750",
 560         },
 561         {       /* 750CL */
 562                 .pvr_mask               = 0xfffff0f0,
 563                 .pvr_value              = 0x00087010,
 564                 .cpu_name               = "750CL",
 565                 .cpu_features           = CPU_FTRS_750CL,
 566                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 567                 .icache_bsize           = 32,
 568                 .dcache_bsize           = 32,
 569                 .num_pmcs               = 4,
 570                 .cpu_setup              = __setup_cpu_750,
 571                 .platform               = "ppc750",
 572         },
 573         {       /* 745/755 */
 574                 .pvr_mask               = 0xfffff000,
 575                 .pvr_value              = 0x00083000,
 576                 .cpu_name               = "745/755",
 577                 .cpu_features           = CPU_FTRS_750,
 578                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 579                 .icache_bsize           = 32,
 580                 .dcache_bsize           = 32,
 581                 .num_pmcs               = 4,
 582                 .cpu_setup              = __setup_cpu_750,
 583                 .platform               = "ppc750",
 584         },
 585         {       /* 750FX rev 1.x */
 586                 .pvr_mask               = 0xffffff00,
 587                 .pvr_value              = 0x70000100,
 588                 .cpu_name               = "750FX",
 589                 .cpu_features           = CPU_FTRS_750FX1,
 590                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 591                 .icache_bsize           = 32,
 592                 .dcache_bsize           = 32,
 593                 .num_pmcs               = 4,
 594                 .cpu_setup              = __setup_cpu_750,
 595                 .platform               = "ppc750",
 596         },
 597         {       /* 750FX rev 2.0 must disable HID0[DPM] */
 598                 .pvr_mask               = 0xffffffff,
 599                 .pvr_value              = 0x70000200,
 600                 .cpu_name               = "750FX",
 601                 .cpu_features           = CPU_FTRS_750FX2,
 602                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 603                 .icache_bsize           = 32,
 604                 .dcache_bsize           = 32,
 605                 .num_pmcs               = 4,
 606                 .cpu_setup              = __setup_cpu_750,
 607                 .platform               = "ppc750",
 608         },
 609         {       /* 750FX (All revs except 2.0) */
 610                 .pvr_mask               = 0xffff0000,
 611                 .pvr_value              = 0x70000000,
 612                 .cpu_name               = "750FX",
 613                 .cpu_features           = CPU_FTRS_750FX,
 614                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 615                 .icache_bsize           = 32,
 616                 .dcache_bsize           = 32,
 617                 .num_pmcs               = 4,
 618                 .cpu_setup              = __setup_cpu_750fx,
 619                 .platform               = "ppc750",
 620         },
 621         {       /* 750GX */
 622                 .pvr_mask               = 0xffff0000,
 623                 .pvr_value              = 0x70020000,
 624                 .cpu_name               = "750GX",
 625                 .cpu_features           = CPU_FTRS_750GX,
 626                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 627                 .icache_bsize           = 32,
 628                 .dcache_bsize           = 32,
 629                 .num_pmcs               = 4,
 630                 .cpu_setup              = __setup_cpu_750fx,
 631                 .platform               = "ppc750",
 632         },
 633         {       /* 740/750 (L2CR bit need fixup for 740) */
 634                 .pvr_mask               = 0xffff0000,
 635                 .pvr_value              = 0x00080000,
 636                 .cpu_name               = "740/750",
 637                 .cpu_features           = CPU_FTRS_740,
 638                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_PPC_LE,
 639                 .icache_bsize           = 32,
 640                 .dcache_bsize           = 32,
 641                 .num_pmcs               = 4,
 642                 .cpu_setup              = __setup_cpu_750,
 643                 .platform               = "ppc750",
 644         },
 645         {       /* 7400 rev 1.1 ? (no TAU) */
 646                 .pvr_mask               = 0xffffffff,
 647                 .pvr_value              = 0x000c1101,
 648                 .cpu_name               = "7400 (1.1)",
 649                 .cpu_features           = CPU_FTRS_7400_NOTAU,
 650                 .cpu_user_features      = COMMON_USER |
 651                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 652                 .icache_bsize           = 32,
 653                 .dcache_bsize           = 32,
 654                 .num_pmcs               = 4,
 655                 .cpu_setup              = __setup_cpu_7400,
 656                 .platform               = "ppc7400",
 657         },
 658         {       /* 7400 */
 659                 .pvr_mask               = 0xffff0000,
 660                 .pvr_value              = 0x000c0000,
 661                 .cpu_name               = "7400",
 662                 .cpu_features           = CPU_FTRS_7400,
 663                 .cpu_user_features      = COMMON_USER |
 664                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 665                 .icache_bsize           = 32,
 666                 .dcache_bsize           = 32,
 667                 .num_pmcs               = 4,
 668                 .cpu_setup              = __setup_cpu_7400,
 669                 .platform               = "ppc7400",
 670         },
 671         {       /* 7410 */
 672                 .pvr_mask               = 0xffff0000,
 673                 .pvr_value              = 0x800c0000,
 674                 .cpu_name               = "7410",
 675                 .cpu_features           = CPU_FTRS_7400,
 676                 .cpu_user_features      = COMMON_USER |
 677                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 678                 .icache_bsize           = 32,
 679                 .dcache_bsize           = 32,
 680                 .num_pmcs               = 4,
 681                 .cpu_setup              = __setup_cpu_7410,
 682                 .platform               = "ppc7400",
 683         },
 684         {       /* 7450 2.0 - no doze/nap */
 685                 .pvr_mask               = 0xffffffff,
 686                 .pvr_value              = 0x80000200,
 687                 .cpu_name               = "7450",
 688                 .cpu_features           = CPU_FTRS_7450_20,
 689                 .cpu_user_features      = COMMON_USER |
 690                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 691                 .icache_bsize           = 32,
 692                 .dcache_bsize           = 32,
 693                 .num_pmcs               = 6,
 694                 .cpu_setup              = __setup_cpu_745x,
 695                 .oprofile_cpu_type      = "ppc/7450",
 696                 .oprofile_type          = PPC_OPROFILE_G4,
 697                 .platform               = "ppc7450",
 698         },
 699         {       /* 7450 2.1 */
 700                 .pvr_mask               = 0xffffffff,
 701                 .pvr_value              = 0x80000201,
 702                 .cpu_name               = "7450",
 703                 .cpu_features           = CPU_FTRS_7450_21,
 704                 .cpu_user_features      = COMMON_USER |
 705                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 706                 .icache_bsize           = 32,
 707                 .dcache_bsize           = 32,
 708                 .num_pmcs               = 6,
 709                 .cpu_setup              = __setup_cpu_745x,
 710                 .oprofile_cpu_type      = "ppc/7450",
 711                 .oprofile_type          = PPC_OPROFILE_G4,
 712                 .platform               = "ppc7450",
 713         },
 714         {       /* 7450 2.3 and newer */
 715                 .pvr_mask               = 0xffff0000,
 716                 .pvr_value              = 0x80000000,
 717                 .cpu_name               = "7450",
 718                 .cpu_features           = CPU_FTRS_7450_23,
 719                 .cpu_user_features      = COMMON_USER |
 720                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 721                 .icache_bsize           = 32,
 722                 .dcache_bsize           = 32,
 723                 .num_pmcs               = 6,
 724                 .cpu_setup              = __setup_cpu_745x,
 725                 .oprofile_cpu_type      = "ppc/7450",
 726                 .oprofile_type          = PPC_OPROFILE_G4,
 727                 .platform               = "ppc7450",
 728         },
 729         {       /* 7455 rev 1.x */
 730                 .pvr_mask               = 0xffffff00,
 731                 .pvr_value              = 0x80010100,
 732                 .cpu_name               = "7455",
 733                 .cpu_features           = CPU_FTRS_7455_1,
 734                 .cpu_user_features      = COMMON_USER |
 735                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 736                 .icache_bsize           = 32,
 737                 .dcache_bsize           = 32,
 738                 .num_pmcs               = 6,
 739                 .cpu_setup              = __setup_cpu_745x,
 740                 .oprofile_cpu_type      = "ppc/7450",
 741                 .oprofile_type          = PPC_OPROFILE_G4,
 742                 .platform               = "ppc7450",
 743         },
 744         {       /* 7455 rev 2.0 */
 745                 .pvr_mask               = 0xffffffff,
 746                 .pvr_value              = 0x80010200,
 747                 .cpu_name               = "7455",
 748                 .cpu_features           = CPU_FTRS_7455_20,
 749                 .cpu_user_features      = COMMON_USER |
 750                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 751                 .icache_bsize           = 32,
 752                 .dcache_bsize           = 32,
 753                 .num_pmcs               = 6,
 754                 .cpu_setup              = __setup_cpu_745x,
 755                 .oprofile_cpu_type      = "ppc/7450",
 756                 .oprofile_type          = PPC_OPROFILE_G4,
 757                 .platform               = "ppc7450",
 758         },
 759         {       /* 7455 others */
 760                 .pvr_mask               = 0xffff0000,
 761                 .pvr_value              = 0x80010000,
 762                 .cpu_name               = "7455",
 763                 .cpu_features           = CPU_FTRS_7455,
 764                 .cpu_user_features      = COMMON_USER |
 765                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 766                 .icache_bsize           = 32,
 767                 .dcache_bsize           = 32,
 768                 .num_pmcs               = 6,
 769                 .cpu_setup              = __setup_cpu_745x,
 770                 .oprofile_cpu_type      = "ppc/7450",
 771                 .oprofile_type          = PPC_OPROFILE_G4,
 772                 .platform               = "ppc7450",
 773         },
 774         {       /* 7447/7457 Rev 1.0 */
 775                 .pvr_mask               = 0xffffffff,
 776                 .pvr_value              = 0x80020100,
 777                 .cpu_name               = "7447/7457",
 778                 .cpu_features           = CPU_FTRS_7447_10,
 779                 .cpu_user_features      = COMMON_USER |
 780                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 781                 .icache_bsize           = 32,
 782                 .dcache_bsize           = 32,
 783                 .num_pmcs               = 6,
 784                 .cpu_setup              = __setup_cpu_745x,
 785                 .oprofile_cpu_type      = "ppc/7450",
 786                 .oprofile_type          = PPC_OPROFILE_G4,
 787                 .platform               = "ppc7450",
 788         },
 789         {       /* 7447/7457 Rev 1.1 */
 790                 .pvr_mask               = 0xffffffff,
 791                 .pvr_value              = 0x80020101,
 792                 .cpu_name               = "7447/7457",
 793                 .cpu_features           = CPU_FTRS_7447_10,
 794                 .cpu_user_features      = COMMON_USER |
 795                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 796                 .icache_bsize           = 32,
 797                 .dcache_bsize           = 32,
 798                 .num_pmcs               = 6,
 799                 .cpu_setup              = __setup_cpu_745x,
 800                 .oprofile_cpu_type      = "ppc/7450",
 801                 .oprofile_type          = PPC_OPROFILE_G4,
 802                 .platform               = "ppc7450",
 803         },
 804         {       /* 7447/7457 Rev 1.2 and later */
 805                 .pvr_mask               = 0xffff0000,
 806                 .pvr_value              = 0x80020000,
 807                 .cpu_name               = "7447/7457",
 808                 .cpu_features           = CPU_FTRS_7447,
 809                 .cpu_user_features      = COMMON_USER | PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 810                 .icache_bsize           = 32,
 811                 .dcache_bsize           = 32,
 812                 .num_pmcs               = 6,
 813                 .cpu_setup              = __setup_cpu_745x,
 814                 .oprofile_cpu_type      = "ppc/7450",
 815                 .oprofile_type          = PPC_OPROFILE_G4,
 816                 .platform               = "ppc7450",
 817         },
 818         {       /* 7447A */
 819                 .pvr_mask               = 0xffff0000,
 820                 .pvr_value              = 0x80030000,
 821                 .cpu_name               = "7447A",
 822                 .cpu_features           = CPU_FTRS_7447A,
 823                 .cpu_user_features      = COMMON_USER |
 824                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 825                 .icache_bsize           = 32,
 826                 .dcache_bsize           = 32,
 827                 .num_pmcs               = 6,
 828                 .cpu_setup              = __setup_cpu_745x,
 829                 .oprofile_cpu_type      = "ppc/7450",
 830                 .oprofile_type          = PPC_OPROFILE_G4,
 831                 .platform               = "ppc7450",
 832         },
 833         {       /* 7448 */
 834                 .pvr_mask               = 0xffff0000,
 835                 .pvr_value              = 0x80040000,
 836                 .cpu_name               = "7448",
 837                 .cpu_features           = CPU_FTRS_7447A,
 838                 .cpu_user_features      = COMMON_USER |
 839                         PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
 840                 .icache_bsize           = 32,
 841                 .dcache_bsize           = 32,
 842                 .num_pmcs               = 6,
 843                 .cpu_setup              = __setup_cpu_745x,
 844                 .oprofile_cpu_type      = "ppc/7450",
 845                 .oprofile_type          = PPC_OPROFILE_G4,
 846                 .platform               = "ppc7450",
 847         },
 848         {       /* 82xx (8240, 8245, 8260 are all 603e cores) */
 849                 .pvr_mask               = 0x7fff0000,
 850                 .pvr_value              = 0x00810000,
 851                 .cpu_name               = "82xx",
 852                 .cpu_features           = CPU_FTRS_82XX,
 853                 .cpu_user_features      = COMMON_USER,
 854                 .icache_bsize           = 32,
 855                 .dcache_bsize           = 32,
 856                 .cpu_setup              = __setup_cpu_603,
 857                 .platform               = "ppc603",
 858         },
 859         {       /* All G2_LE (603e core, plus some) have the same pvr */
 860                 .pvr_mask               = 0x7fff0000,
 861                 .pvr_value              = 0x00820000,
 862                 .cpu_name               = "G2_LE",
 863                 .cpu_features           = CPU_FTRS_G2_LE,
 864                 .cpu_user_features      = COMMON_USER,
 865                 .icache_bsize           = 32,
 866                 .dcache_bsize           = 32,
 867                 .cpu_setup              = __setup_cpu_603,
 868                 .platform               = "ppc603",
 869         },
 870         {       /* e300c1 (a 603e core, plus some) on 83xx */
 871                 .pvr_mask               = 0x7fff0000,
 872                 .pvr_value              = 0x00830000,
 873                 .cpu_name               = "e300c1",
 874                 .cpu_features           = CPU_FTRS_E300,
 875                 .cpu_user_features      = COMMON_USER,
 876                 .icache_bsize           = 32,
 877                 .dcache_bsize           = 32,
 878                 .cpu_setup              = __setup_cpu_603,
 879                 .platform               = "ppc603",
 880         },
 881         {       /* e300c2 (an e300c1 core, plus some, minus FPU) on 83xx */
 882                 .pvr_mask               = 0x7fff0000,
 883                 .pvr_value              = 0x00840000,
 884                 .cpu_name               = "e300c2",
 885                 .cpu_features           = CPU_FTRS_E300C2,
 886                 .cpu_user_features      = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
 887                 .icache_bsize           = 32,
 888                 .dcache_bsize           = 32,
 889                 .cpu_setup              = __setup_cpu_603,
 890                 .platform               = "ppc603",
 891         },
 892         {       /* e300c3 on 83xx  */
 893                 .pvr_mask               = 0x7fff0000,
 894                 .pvr_value              = 0x00850000,
 895                 .cpu_name               = "e300c3",
 896                 .cpu_features           = CPU_FTRS_E300,
 897                 .cpu_user_features      = COMMON_USER,
 898                 .icache_bsize           = 32,
 899                 .dcache_bsize           = 32,
 900                 .cpu_setup              = __setup_cpu_603,
 901                 .platform               = "ppc603",
 902         },
 903         {       /* default match, we assume split I/D cache & TB (non-601)... */
 904                 .pvr_mask               = 0x00000000,
 905                 .pvr_value              = 0x00000000,
 906                 .cpu_name               = "(generic PPC)",
 907                 .cpu_features           = CPU_FTRS_CLASSIC32,
 908                 .cpu_user_features      = COMMON_USER,
 909                 .icache_bsize           = 32,
 910                 .dcache_bsize           = 32,
 911                 .platform               = "ppc603",
 912         },
 913 #endif /* CLASSIC_PPC */
 914 #ifdef CONFIG_8xx
 915         {       /* 8xx */
 916                 .pvr_mask               = 0xffff0000,
 917                 .pvr_value              = 0x00500000,
 918                 .cpu_name               = "8xx",
 919                 /* CPU_FTR_MAYBE_CAN_DOZE is possible,
 920                  * if the 8xx code is there.... */
 921                 .cpu_features           = CPU_FTRS_8XX,
 922                 .cpu_user_features      = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
 923                 .icache_bsize           = 16,
 924                 .dcache_bsize           = 16,
 925                 .platform               = "ppc823",
 926         },
 927 #endif /* CONFIG_8xx */
 928 #ifdef CONFIG_40x
 929         {       /* 403GC */
 930                 .pvr_mask               = 0xffffff00,
 931                 .pvr_value              = 0x00200200,
 932                 .cpu_name               = "403GC",
 933                 .cpu_features           = CPU_FTRS_40X,
 934                 .cpu_user_features      = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
 935                 .icache_bsize           = 16,
 936                 .dcache_bsize           = 16,
 937                 .platform               = "ppc403",
 938         },
 939         {       /* 403GCX */
 940                 .pvr_mask               = 0xffffff00,
 941                 .pvr_value              = 0x00201400,
 942                 .cpu_name               = "403GCX",
 943                 .cpu_features           = CPU_FTRS_40X,
 944                 .cpu_user_features      = PPC_FEATURE_32 |
 945                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_NO_TB,
 946                 .icache_bsize           = 16,
 947                 .dcache_bsize           = 16,
 948                 .platform               = "ppc403",
 949         },
 950         {       /* 403G ?? */
 951                 .pvr_mask               = 0xffff0000,
 952                 .pvr_value              = 0x00200000,
 953                 .cpu_name               = "403G ??",
 954                 .cpu_features           = CPU_FTRS_40X,
 955                 .cpu_user_features      = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
 956                 .icache_bsize           = 16,
 957                 .dcache_bsize           = 16,
 958                 .platform               = "ppc403",
 959         },
 960         {       /* 405GP */
 961                 .pvr_mask               = 0xffff0000,
 962                 .pvr_value              = 0x40110000,
 963                 .cpu_name               = "405GP",
 964                 .cpu_features           = CPU_FTRS_40X,
 965                 .cpu_user_features      = PPC_FEATURE_32 |
 966                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
 967                 .icache_bsize           = 32,
 968                 .dcache_bsize           = 32,
 969                 .platform               = "ppc405",
 970         },
 971         {       /* STB 03xxx */
 972                 .pvr_mask               = 0xffff0000,
 973                 .pvr_value              = 0x40130000,
 974                 .cpu_name               = "STB03xxx",
 975                 .cpu_features           = CPU_FTRS_40X,
 976                 .cpu_user_features      = PPC_FEATURE_32 |
 977                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
 978                 .icache_bsize           = 32,
 979                 .dcache_bsize           = 32,
 980                 .platform               = "ppc405",
 981         },
 982         {       /* STB 04xxx */
 983                 .pvr_mask               = 0xffff0000,
 984                 .pvr_value              = 0x41810000,
 985                 .cpu_name               = "STB04xxx",
 986                 .cpu_features           = CPU_FTRS_40X,
 987                 .cpu_user_features      = PPC_FEATURE_32 |
 988                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
 989                 .icache_bsize           = 32,
 990                 .dcache_bsize           = 32,
 991                 .platform               = "ppc405",
 992         },
 993         {       /* NP405L */
 994                 .pvr_mask               = 0xffff0000,
 995                 .pvr_value              = 0x41610000,
 996                 .cpu_name               = "NP405L",
 997                 .cpu_features           = CPU_FTRS_40X,
 998                 .cpu_user_features      = PPC_FEATURE_32 |
 999                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1000                 .icache_bsize           = 32,
1001                 .dcache_bsize           = 32,
1002                 .platform               = "ppc405",
1003         },
1004         {       /* NP4GS3 */
1005                 .pvr_mask               = 0xffff0000,
1006                 .pvr_value              = 0x40B10000,
1007                 .cpu_name               = "NP4GS3",
1008                 .cpu_features           = CPU_FTRS_40X,
1009                 .cpu_user_features      = PPC_FEATURE_32 |
1010                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1011                 .icache_bsize           = 32,
1012                 .dcache_bsize           = 32,
1013                 .platform               = "ppc405",
1014         },
1015         {   /* NP405H */
1016                 .pvr_mask               = 0xffff0000,
1017                 .pvr_value              = 0x41410000,
1018                 .cpu_name               = "NP405H",
1019                 .cpu_features           = CPU_FTRS_40X,
1020                 .cpu_user_features      = PPC_FEATURE_32 |
1021                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1022                 .icache_bsize           = 32,
1023                 .dcache_bsize           = 32,
1024                 .platform               = "ppc405",
1025         },
1026         {       /* 405GPr */
1027                 .pvr_mask               = 0xffff0000,
1028                 .pvr_value              = 0x50910000,
1029                 .cpu_name               = "405GPr",
1030                 .cpu_features           = CPU_FTRS_40X,
1031                 .cpu_user_features      = PPC_FEATURE_32 |
1032                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1033                 .icache_bsize           = 32,
1034                 .dcache_bsize           = 32,
1035                 .platform               = "ppc405",
1036         },
1037         {   /* STBx25xx */
1038                 .pvr_mask               = 0xffff0000,
1039                 .pvr_value              = 0x51510000,
1040                 .cpu_name               = "STBx25xx",
1041                 .cpu_features           = CPU_FTRS_40X,
1042                 .cpu_user_features      = PPC_FEATURE_32 |
1043                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1044                 .icache_bsize           = 32,
1045                 .dcache_bsize           = 32,
1046                 .platform               = "ppc405",
1047         },
1048         {       /* 405LP */
1049                 .pvr_mask               = 0xffff0000,
1050                 .pvr_value              = 0x41F10000,
1051                 .cpu_name               = "405LP",
1052                 .cpu_features           = CPU_FTRS_40X,
1053                 .cpu_user_features      = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
1054                 .icache_bsize           = 32,
1055                 .dcache_bsize           = 32,
1056                 .platform               = "ppc405",
1057         },
1058         {       /* Xilinx Virtex-II Pro  */
1059                 .pvr_mask               = 0xfffff000,
1060                 .pvr_value              = 0x20010000,
1061                 .cpu_name               = "Virtex-II Pro",
1062                 .cpu_features           = CPU_FTRS_40X,
1063                 .cpu_user_features      = PPC_FEATURE_32 |
1064                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1065                 .icache_bsize           = 32,
1066                 .dcache_bsize           = 32,
1067                 .platform               = "ppc405",
1068         },
1069         {       /* Xilinx Virtex-4 FX */
1070                 .pvr_mask               = 0xfffff000,
1071                 .pvr_value              = 0x20011000,
1072                 .cpu_name               = "Virtex-4 FX",
1073                 .cpu_features           = CPU_FTRS_40X,
1074                 .cpu_user_features      = PPC_FEATURE_32 |
1075                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1076                 .icache_bsize           = 32,
1077                 .dcache_bsize           = 32,
1078                 .platform               = "ppc405",
1079         },
1080         {       /* 405EP */
1081                 .pvr_mask               = 0xffff0000,
1082                 .pvr_value              = 0x51210000,
1083                 .cpu_name               = "405EP",
1084                 .cpu_features           = CPU_FTRS_40X,
1085                 .cpu_user_features      = PPC_FEATURE_32 |
1086                         PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
1087                 .icache_bsize           = 32,
1088                 .dcache_bsize           = 32,
1089                 .platform               = "ppc405",
1090         },
1091
1092 #endif /* CONFIG_40x */
1093 #ifdef CONFIG_44x
1094         {
1095                 .pvr_mask               = 0xf0000fff,
1096                 .pvr_value              = 0x40000850,
1097                 .cpu_name               = "440EP Rev. A",
1098                 .cpu_features           = CPU_FTRS_44X,
1099                 .cpu_user_features      = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
1100                 .icache_bsize           = 32,
1101                 .dcache_bsize           = 32,
1102                 .platform               = "ppc440",
1103         },
1104         {
1105                 .pvr_mask               = 0xf0000fff,
1106                 .pvr_value              = 0x400008d3,
1107                 .cpu_name               = "440EP Rev. B",
1108                 .cpu_features           = CPU_FTRS_44X,
1109                 .cpu_user_features      = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
1110                 .icache_bsize           = 32,
1111                 .dcache_bsize           = 32,
1112                 .platform               = "ppc440",
1113         },
1114         {       /* 440GP Rev. B */
1115                 .pvr_mask               = 0xf0000fff,
1116                 .pvr_value              = 0x40000440,
1117                 .cpu_name               = "440GP Rev. B",
1118                 .cpu_features           = CPU_FTRS_44X,
1119                 .cpu_user_features      = COMMON_USER_BOOKE,
1120                 .icache_bsize           = 32,
1121                 .dcache_bsize           = 32,
1122                 .platform               = "ppc440gp",
1123         },
1124         {       /* 440GP Rev. C */
1125                 .pvr_mask               = 0xf0000fff,
1126                 .pvr_value              = 0x40000481,
1127                 .cpu_name               = "440GP Rev. C",
1128                 .cpu_features           = CPU_FTRS_44X,
1129                 .cpu_user_features      = COMMON_USER_BOOKE,
1130                 .icache_bsize           = 32,
1131                 .dcache_bsize           = 32,
1132                 .platform               = "ppc440gp",
1133         },
1134         { /* 440GX Rev. A */
1135                 .pvr_mask               = 0xf0000fff,
1136                 .pvr_value              = 0x50000850,
1137                 .cpu_name               = "440GX Rev. A",
1138                 .cpu_features           = CPU_FTRS_44X,
1139                 .cpu_user_features      = COMMON_USER_BOOKE,
1140                 .icache_bsize           = 32,
1141                 .dcache_bsize           = 32,
1142                 .platform               = "ppc440",
1143         },
1144         { /* 440GX Rev. B */
1145                 .pvr_mask               = 0xf0000fff,
1146                 .pvr_value              = 0x50000851,
1147                 .cpu_name               = "440GX Rev. B",
1148                 .cpu_features           = CPU_FTRS_44X,
1149                 .cpu_user_features      = COMMON_USER_BOOKE,
1150                 .icache_bsize           = 32,
1151                 .dcache_bsize           = 32,
1152                 .platform               = "ppc440",
1153         },
1154         { /* 440GX Rev. C */
1155                 .pvr_mask               = 0xf0000fff,
1156                 .pvr_value              = 0x50000892,
1157                 .cpu_name               = "440GX Rev. C",
1158                 .cpu_features           = CPU_FTRS_44X,
1159                 .cpu_user_features      = COMMON_USER_BOOKE,
1160                 .icache_bsize           = 32,
1161                 .dcache_bsize           = 32,
1162                 .platform               = "ppc440",
1163         },
1164         { /* 440GX Rev. F */
1165                 .pvr_mask               = 0xf0000fff,
1166                 .pvr_value              = 0x50000894,
1167                 .cpu_name               = "440GX Rev. F",
1168                 .cpu_features           = CPU_FTRS_44X,
1169                 .cpu_user_features      = COMMON_USER_BOOKE,
1170                 .icache_bsize           = 32,
1171                 .dcache_bsize           = 32,
1172                 .platform               = "ppc440",
1173         },
1174         { /* 440SP Rev. A */
1175                 .pvr_mask               = 0xff000fff,
1176                 .pvr_value              = 0x53000891,
1177                 .cpu_name               = "440SP Rev. A",
1178                 .cpu_features           = CPU_FTRS_44X,
1179                 .cpu_user_features      = COMMON_USER_BOOKE,
1180                 .icache_bsize           = 32,
1181                 .dcache_bsize           = 32,
1182                 .platform               = "ppc440",
1183         },
1184         { /* 440SPe Rev. A */
1185                 .pvr_mask               = 0xff000fff,
1186                 .pvr_value              = 0x53000890,
1187                 .cpu_name               = "440SPe Rev. A",
1188                 .cpu_features           = CPU_FTRS_44X,
1189                 .cpu_user_features      = COMMON_USER_BOOKE,
1190                 .icache_bsize           = 32,
1191                 .dcache_bsize           = 32,
1192                 .platform               = "ppc440",
1193         },
1194 #endif /* CONFIG_44x */
1195 #ifdef CONFIG_FSL_BOOKE
1196         {       /* e200z5 */
1197                 .pvr_mask               = 0xfff00000,
1198                 .pvr_value              = 0x81000000,
1199                 .cpu_name               = "e200z5",
1200                 /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */
1201                 .cpu_features           = CPU_FTRS_E200,
1202                 .cpu_user_features      = COMMON_USER_BOOKE |
1203                         PPC_FEATURE_HAS_EFP_SINGLE |
1204                         PPC_FEATURE_UNIFIED_CACHE,
1205                 .dcache_bsize           = 32,
1206                 .platform               = "ppc5554",
1207         },
1208         {       /* e200z6 */
1209                 .pvr_mask               = 0xfff00000,
1210                 .pvr_value              = 0x81100000,
1211                 .cpu_name               = "e200z6",
1212                 /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */
1213                 .cpu_features           = CPU_FTRS_E200,
1214                 .cpu_user_features      = COMMON_USER_BOOKE |
1215                         PPC_FEATURE_SPE_COMP |
1216                         PPC_FEATURE_HAS_EFP_SINGLE |
1217                         PPC_FEATURE_UNIFIED_CACHE,
1218                 .dcache_bsize           = 32,
1219                 .platform               = "ppc5554",
1220         },
1221         {       /* e500 */
1222                 .pvr_mask               = 0xffff0000,
1223                 .pvr_value              = 0x80200000,
1224                 .cpu_name               = "e500",
1225                 /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */
1226                 .cpu_features           = CPU_FTRS_E500,
1227                 .cpu_user_features      = COMMON_USER_BOOKE |
1228                         PPC_FEATURE_SPE_COMP |
1229                         PPC_FEATURE_HAS_EFP_SINGLE,
1230                 .icache_bsize           = 32,
1231                 .dcache_bsize           = 32,
1232                 .num_pmcs               = 4,
1233                 .oprofile_cpu_type      = "ppc/e500",
1234                 .oprofile_type          = PPC_OPROFILE_BOOKE,
1235                 .platform               = "ppc8540",
1236         },
1237         {       /* e500v2 */
1238                 .pvr_mask               = 0xffff0000,
1239                 .pvr_value              = 0x80210000,
1240                 .cpu_name               = "e500v2",
1241                 /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */
1242                 .cpu_features           = CPU_FTRS_E500_2,
1243                 .cpu_user_features      = COMMON_USER_BOOKE |
1244                         PPC_FEATURE_SPE_COMP |
1245                         PPC_FEATURE_HAS_EFP_SINGLE |
1246                         PPC_FEATURE_HAS_EFP_DOUBLE,
1247                 .icache_bsize           = 32,
1248                 .dcache_bsize           = 32,
1249                 .num_pmcs               = 4,
1250                 .oprofile_cpu_type      = "ppc/e500",
1251                 .oprofile_type          = PPC_OPROFILE_BOOKE,
1252                 .platform               = "ppc8548",
1253         },
1254 #endif
1255 #if !CLASSIC_PPC
1256         {       /* default match */
1257                 .pvr_mask               = 0x00000000,
1258                 .pvr_value              = 0x00000000,
1259                 .cpu_name               = "(generic PPC)",
1260                 .cpu_features           = CPU_FTRS_GENERIC_32,
1261                 .cpu_user_features      = PPC_FEATURE_32,
1262                 .icache_bsize           = 32,
1263                 .dcache_bsize           = 32,
1264                 .platform               = "powerpc",
1265         }
1266 #endif /* !CLASSIC_PPC */
1267 #endif /* CONFIG_PPC32 */
1268 };
1269
1270 struct cpu_spec *identify_cpu(unsigned long offset, unsigned int pvr)
1271 {
1272         struct cpu_spec *s = cpu_specs;
1273         struct cpu_spec **cur = &cur_cpu_spec;
1274         int i;
1275
1276         s = PTRRELOC(s);
1277         cur = PTRRELOC(cur);
1278
1279         for (i = 0; i < ARRAY_SIZE(cpu_specs); i++,s++)
1280                 if ((pvr & s->pvr_mask) == s->pvr_value) {
1281                         *cur = cpu_specs + i;
1282 #ifdef CONFIG_PPC64
1283                         /* ppc64 expects identify_cpu to also call setup_cpu
1284                          * for that processor. I will consolidate that at a
1285                          * later time, for now, just use our friend #ifdef.
1286                          * we also don't need to PTRRELOC the function pointer
1287                          * on ppc64 as we are running at 0 in real mode.
1288                          */
1289                         if (s->cpu_setup) {
1290                                 s->cpu_setup(offset, s);
1291                         }
1292 #endif /* CONFIG_PPC64 */
1293                         return s;
1294                 }
1295         BUG();
1296         return NULL;
1297 }
1298
1299 void do_feature_fixups(unsigned long value, void *fixup_start, void *fixup_end)
1300 {
1301         struct fixup_entry {
1302                 unsigned long   mask;
1303                 unsigned long   value;
1304                 long            start_off;
1305                 long            end_off;
1306         } *fcur, *fend;
1307
1308         fcur = fixup_start;
1309         fend = fixup_end;
1310
1311         for (; fcur < fend; fcur++) {
1312                 unsigned int *pstart, *pend, *p;
1313
1314                 if ((value & fcur->mask) == fcur->value)
1315                         continue;
1316
1317                 /* These PTRRELOCs will disappear once the new scheme for
1318                  * modules and vdso is implemented
1319                  */
1320                 pstart = ((unsigned int *)fcur) + (fcur->start_off / 4);
1321                 pend = ((unsigned int *)fcur) + (fcur->end_off / 4);
1322
1323                 for (p = pstart; p < pend; p++) {
1324                         *p = 0x60000000u;
1325                         asm volatile ("dcbst 0, %0" : : "r" (p));
1326                 }
1327                 asm volatile ("sync" : : : "memory");
1328                 for (p = pstart; p < pend; p++)
1329                         asm volatile ("icbi 0,%0" : : "r" (p));
1330                 asm volatile ("sync; isync" : : : "memory");
1331         }
1332 }