arch/ppc64/kernel/cputable.c

   1 /*
   2  *  arch/ppc64/kernel/cputable.c
   3  *
   4  *  Copyright (C) 2001 Ben. Herrenschmidt (benh@kernel.crashing.org)
   5  *
   6  *  Modifications for ppc64:
   7  *      Copyright (C) 2003 Dave Engebretsen <engebret@us.ibm.com>
   8  *
   9  *  This program is free software; you can redistribute it and/or
  10  *  modify it under the terms of the GNU General Public License
  11  *  as published by the Free Software Foundation; either version
  12  *  2 of the License, or (at your option) any later version.
  13  */
  14
  15 #include <linux/config.h>
  16 #include <linux/string.h>
  17 #include <linux/sched.h>
  18 #include <linux/threads.h>
  19 #include <linux/init.h>
  20 #include <linux/module.h>
  21
  22 #include <asm/oprofile_impl.h>
  23 #include <asm/cputable.h>
  24
  25 struct cpu_spec* cur_cpu_spec = NULL;
  26 EXPORT_SYMBOL(cur_cpu_spec);
  27
  28 /* NOTE:
  29  * Unlike ppc32, ppc64 will only call this once for the boot CPU, it's
  30  * the responsibility of the appropriate CPU save/restore functions to
  31  * eventually copy these settings over. Those save/restore aren't yet
  32  * part of the cputable though. That has to be fixed for both ppc32
  33  * and ppc64
  34  */
  35 extern void __setup_cpu_power3(unsigned long offset, struct cpu_spec* spec);
  36 extern void __setup_cpu_power4(unsigned long offset, struct cpu_spec* spec);
  37 extern void __setup_cpu_ppc970(unsigned long offset, struct cpu_spec* spec);
  38 extern void __setup_cpu_be(unsigned long offset, struct cpu_spec* spec);
  39
  40 struct cpu_spec cpu_specs[] = {
  41         {       /* Power3 */
  42                 .pvr_mask               = 0xffff0000,
  43                 .pvr_value              = 0x00400000,
  44                 .cpu_name               = "POWER3 (630)",
  45                 .cpu_features           = CPU_FTRS_POWER3,
  46                 .cpu_user_features      = COMMON_USER_PPC64,
  47                 .icache_bsize           = 128,
  48                 .dcache_bsize           = 128,
  49                 .num_pmcs               = 8,
  50                 .cpu_setup              = __setup_cpu_power3,
  51 #ifdef CONFIG_OPROFILE
  52                 .oprofile_cpu_type      = "ppc64/power3",
  53                 .oprofile_model         = &op_model_rs64,
  54 #endif
  55         },
  56         {       /* Power3+ */
  57                 .pvr_mask               = 0xffff0000,
  58                 .pvr_value              = 0x00410000,
  59                 .cpu_name               = "POWER3 (630+)",
  60                 .cpu_features           = CPU_FTRS_POWER3,
  61                 .cpu_user_features      = COMMON_USER_PPC64,
  62                 .icache_bsize           = 128,
  63                 .dcache_bsize           = 128,
  64                 .num_pmcs               = 8,
  65                 .cpu_setup              = __setup_cpu_power3,
  66 #ifdef CONFIG_OPROFILE
  67                 .oprofile_cpu_type      = "ppc64/power3",
  68                 .oprofile_model         = &op_model_rs64,
  69 #endif
  70         },
  71         {       /* Northstar */
  72                 .pvr_mask               = 0xffff0000,
  73                 .pvr_value              = 0x00330000,
  74                 .cpu_name               = "RS64-II (northstar)",
  75                 .cpu_features           = CPU_FTRS_RS64,
  76                 .cpu_user_features      = COMMON_USER_PPC64,
  77                 .icache_bsize           = 128,
  78                 .dcache_bsize           = 128,
  79                 .num_pmcs               = 8,
  80                 .cpu_setup              = __setup_cpu_power3,
  81 #ifdef CONFIG_OPROFILE
  82                 .oprofile_cpu_type      = "ppc64/rs64",
  83                 .oprofile_model         = &op_model_rs64,
  84 #endif
  85         },
  86         {       /* Pulsar */
  87                 .pvr_mask               = 0xffff0000,
  88                 .pvr_value              = 0x00340000,
  89                 .cpu_name               = "RS64-III (pulsar)",
  90                 .cpu_features           = CPU_FTRS_RS64,
  91                 .cpu_user_features      = COMMON_USER_PPC64,
  92                 .icache_bsize           = 128,
  93                 .dcache_bsize           = 128,
  94                 .num_pmcs               = 8,
  95                 .cpu_setup              = __setup_cpu_power3,
  96 #ifdef CONFIG_OPROFILE
  97                 .oprofile_cpu_type      = "ppc64/rs64",
  98                 .oprofile_model         = &op_model_rs64,
  99 #endif
 100         },
 101         {       /* I-star */
 102                 .pvr_mask               = 0xffff0000,
 103                 .pvr_value              = 0x00360000,
 104                 .cpu_name               = "RS64-III (icestar)",
 105                 .cpu_features           = CPU_FTRS_RS64,
 106                 .cpu_user_features      = COMMON_USER_PPC64,
 107                 .icache_bsize           = 128,
 108                 .dcache_bsize           = 128,
 109                 .num_pmcs               = 8,
 110                 .cpu_setup              = __setup_cpu_power3,
 111 #ifdef CONFIG_OPROFILE
 112                 .oprofile_cpu_type      = "ppc64/rs64",
 113                 .oprofile_model         = &op_model_rs64,
 114 #endif
 115         },
 116         {       /* S-star */
 117                 .pvr_mask               = 0xffff0000,
 118                 .pvr_value              = 0x00370000,
 119                 .cpu_name               = "RS64-IV (sstar)",
 120                 .cpu_features           = CPU_FTRS_RS64,
 121                 .cpu_user_features      = COMMON_USER_PPC64,
 122                 .icache_bsize           = 128,
 123                 .dcache_bsize           = 128,
 124                 .num_pmcs               = 8,
 125                 .cpu_setup              = __setup_cpu_power3,
 126 #ifdef CONFIG_OPROFILE
 127                 .oprofile_cpu_type      = "ppc64/rs64",
 128                 .oprofile_model         = &op_model_rs64,
 129 #endif
 130         },
 131         {       /* Power4 */
 132                 .pvr_mask               = 0xffff0000,
 133                 .pvr_value              = 0x00350000,
 134                 .cpu_name               = "POWER4 (gp)",
 135                 .cpu_features           = CPU_FTRS_POWER4,
 136                 .cpu_user_features      = COMMON_USER_PPC64,
 137                 .icache_bsize           = 128,
 138                 .dcache_bsize           = 128,
 139                 .num_pmcs               = 8,
 140                 .cpu_setup              = __setup_cpu_power4,
 141 #ifdef CONFIG_OPROFILE
 142                 .oprofile_cpu_type      = "ppc64/power4",
 143                 .oprofile_model         = &op_model_rs64,
 144 #endif
 145         },
 146         {       /* Power4+ */
 147                 .pvr_mask               = 0xffff0000,
 148                 .pvr_value              = 0x00380000,
 149                 .cpu_name               = "POWER4+ (gq)",
 150                 .cpu_features           = CPU_FTRS_POWER4,
 151                 .cpu_user_features      = COMMON_USER_PPC64,
 152                 .icache_bsize           = 128,
 153                 .dcache_bsize           = 128,
 154                 .num_pmcs               = 8,
 155                 .cpu_setup              = __setup_cpu_power4,
 156 #ifdef CONFIG_OPROFILE
 157                 .oprofile_cpu_type      = "ppc64/power4",
 158                 .oprofile_model         = &op_model_power4,
 159 #endif
 160         },
 161         {       /* PPC970 */
 162                 .pvr_mask               = 0xffff0000,
 163                 .pvr_value              = 0x00390000,
 164                 .cpu_name               = "PPC970",
 165                 .cpu_features           = CPU_FTRS_PPC970,
 166                 .cpu_user_features      = COMMON_USER_PPC64 |
 167                         PPC_FEATURE_HAS_ALTIVEC_COMP,
 168                 .icache_bsize           = 128,
 169                 .dcache_bsize           = 128,
 170                 .num_pmcs               = 8,
 171                 .cpu_setup              = __setup_cpu_ppc970,
 172 #ifdef CONFIG_OPROFILE
 173                 .oprofile_cpu_type      = "ppc64/970",
 174                 .oprofile_model         = &op_model_power4,
 175 #endif
 176         },
 177         {       /* PPC970FX */
 178                 .pvr_mask               = 0xffff0000,
 179                 .pvr_value              = 0x003c0000,
 180                 .cpu_name               = "PPC970FX",
 181                 .cpu_features           = CPU_FTRS_PPC970,
 182                 .cpu_user_features      = COMMON_USER_PPC64 |
 183                         PPC_FEATURE_HAS_ALTIVEC_COMP,
 184                 .icache_bsize           = 128,
 185                 .dcache_bsize           = 128,
 186                 .num_pmcs               = 8,
 187                 .cpu_setup              = __setup_cpu_ppc970,
 188 #ifdef CONFIG_OPROFILE
 189                 .oprofile_cpu_type      = "ppc64/970",
 190                 .oprofile_model         = &op_model_power4,
 191 #endif
 192         },
 193         {       /* PPC970MP */
 194                 .pvr_mask               = 0xffff0000,
 195                 .pvr_value              = 0x00440000,
 196                 .cpu_name               = "PPC970MP",
 197                 .cpu_features           = CPU_FTRS_PPC970,
 198                 .cpu_user_features      = COMMON_USER_PPC64 |
 199                         PPC_FEATURE_HAS_ALTIVEC_COMP,
 200                 .icache_bsize           = 128,
 201                 .dcache_bsize           = 128,
 202                 .cpu_setup              = __setup_cpu_ppc970,
 203 #ifdef CONFIG_OPROFILE
 204                 .oprofile_cpu_type      = "ppc64/970",
 205                 .oprofile_model         = &op_model_power4,
 206 #endif
 207         },
 208         {       /* Power5 */
 209                 .pvr_mask               = 0xffff0000,
 210                 .pvr_value              = 0x003a0000,
 211                 .cpu_name               = "POWER5 (gr)",
 212                 .cpu_features           = CPU_FTRS_POWER5,
 213                 .cpu_user_features      = COMMON_USER_PPC64,
 214                 .icache_bsize           = 128,
 215                 .dcache_bsize           = 128,
 216                 .num_pmcs               = 6,
 217                 .cpu_setup              = __setup_cpu_power4,
 218 #ifdef CONFIG_OPROFILE
 219                 .oprofile_cpu_type      = "ppc64/power5",
 220                 .oprofile_model         = &op_model_power4,
 221 #endif
 222         },
 223         {       /* Power5 */
 224                 .pvr_mask               = 0xffff0000,
 225                 .pvr_value              = 0x003b0000,
 226                 .cpu_name               = "POWER5 (gs)",
 227                 .cpu_features           = CPU_FTRS_POWER5,
 228                 .cpu_user_features      = COMMON_USER_PPC64,
 229                 .icache_bsize           = 128,
 230                 .dcache_bsize           = 128,
 231                 .num_pmcs               = 6,
 232                 .cpu_setup              = __setup_cpu_power4,
 233 #ifdef CONFIG_OPROFILE
 234                 .oprofile_cpu_type      = "ppc64/power5",
 235                 .oprofile_model         = &op_model_power4,
 236 #endif
 237         },
 238         {       /* BE DD1.x */
 239                 .pvr_mask               = 0xffff0000,
 240                 .pvr_value              = 0x00700000,
 241                 .cpu_name               = "Cell Broadband Engine",
 242                 .cpu_features           = CPU_FTRS_CELL,
 243                 .cpu_user_features      = COMMON_USER_PPC64 |
 244                         PPC_FEATURE_HAS_ALTIVEC_COMP,
 245                 .icache_bsize           = 128,
 246                 .dcache_bsize           = 128,
 247                 .cpu_setup              = __setup_cpu_be,
 248         },
 249         {       /* default match */
 250                 .pvr_mask               = 0x00000000,
 251                 .pvr_value              = 0x00000000,
 252                 .cpu_name               = "POWER4 (compatible)",
 253                 .cpu_features           = CPU_FTRS_COMPATIBLE,
 254                 .cpu_user_features      = COMMON_USER_PPC64,
 255                 .icache_bsize           = 128,
 256                 .dcache_bsize           = 128,
 257                 .num_pmcs               = 6,
 258                 .cpu_setup              = __setup_cpu_power4,
 259         }
 260 };