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   1 #ifndef __ASM_POWERPC_CPUTABLE_H
   2 #define __ASM_POWERPC_CPUTABLE_H
   3
   4 #define PPC_FEATURE_32                  0x80000000
   5 #define PPC_FEATURE_64                  0x40000000
   6 #define PPC_FEATURE_601_INSTR           0x20000000
   7 #define PPC_FEATURE_HAS_ALTIVEC         0x10000000
   8 #define PPC_FEATURE_HAS_FPU             0x08000000
   9 #define PPC_FEATURE_HAS_MMU             0x04000000
  10 #define PPC_FEATURE_HAS_4xxMAC          0x02000000
  11 #define PPC_FEATURE_UNIFIED_CACHE       0x01000000
  12 #define PPC_FEATURE_HAS_SPE             0x00800000
  13 #define PPC_FEATURE_HAS_EFP_SINGLE      0x00400000
  14 #define PPC_FEATURE_HAS_EFP_DOUBLE      0x00200000
  15 #define PPC_FEATURE_NO_TB               0x00100000
  16 #define PPC_FEATURE_POWER4              0x00080000
  17 #define PPC_FEATURE_POWER5              0x00040000
  18 #define PPC_FEATURE_POWER5_PLUS         0x00020000
  19 #define PPC_FEATURE_CELL                0x00010000
  20 #define PPC_FEATURE_BOOKE               0x00008000
  21 #define PPC_FEATURE_SMT                 0x00004000
  22 #define PPC_FEATURE_ICACHE_SNOOP        0x00002000
  23 #define PPC_FEATURE_ARCH_2_05           0x00001000
  24 #define PPC_FEATURE_PA6T                0x00000800
  25 #define PPC_FEATURE_HAS_DFP             0x00000400
  26 #define PPC_FEATURE_POWER6_EXT          0x00000200
  27 #define PPC_FEATURE_ARCH_2_06           0x00000100
  28 #define PPC_FEATURE_HAS_VSX             0x00000080
  29
  30 #define PPC_FEATURE_PSERIES_PERFMON_COMPAT \
  31                                         0x00000040
  32
  33 #define PPC_FEATURE_TRUE_LE             0x00000002
  34 #define PPC_FEATURE_PPC_LE              0x00000001
  35
  36 #ifdef __KERNEL__
  37
  38 #include <asm/asm-compat.h>
  39 #include <asm/feature-fixups.h>
  40
  41 #ifndef __ASSEMBLY__
  42
  43 /* This structure can grow, it's real size is used by head.S code
  44  * via the mkdefs mechanism.
  45  */
  46 struct cpu_spec;
  47
  48 typedef void (*cpu_setup_t)(unsigned long offset, struct cpu_spec* spec);
  49 typedef void (*cpu_restore_t)(void);
  50
  51 enum powerpc_oprofile_type {
  52         PPC_OPROFILE_INVALID = 0,
  53         PPC_OPROFILE_RS64 = 1,
  54         PPC_OPROFILE_POWER4 = 2,
  55         PPC_OPROFILE_G4 = 3,
  56         PPC_OPROFILE_FSL_EMB = 4,
  57         PPC_OPROFILE_CELL = 5,
  58         PPC_OPROFILE_PA6T = 6,
  59 };
  60
  61 enum powerpc_pmc_type {
  62         PPC_PMC_DEFAULT = 0,
  63         PPC_PMC_IBM = 1,
  64         PPC_PMC_PA6T = 2,
  65         PPC_PMC_G4 = 3,
  66 };
  67
  68 struct pt_regs;
  69
  70 extern int machine_check_generic(struct pt_regs *regs);
  71 extern int machine_check_4xx(struct pt_regs *regs);
  72 extern int machine_check_440A(struct pt_regs *regs);
  73 extern int machine_check_e500(struct pt_regs *regs);
  74 extern int machine_check_e200(struct pt_regs *regs);
  75
  76 /* NOTE WELL: Update identify_cpu() if fields are added or removed! */
  77 struct cpu_spec {
  78         /* CPU is matched via (PVR & pvr_mask) == pvr_value */
  79         unsigned int    pvr_mask;
  80         unsigned int    pvr_value;
  81
  82         char            *cpu_name;
  83         unsigned long   cpu_features;           /* Kernel features */
  84         unsigned int    cpu_user_features;      /* Userland features */
  85         unsigned int    mmu_features;           /* MMU features */
  86
  87         /* cache line sizes */
  88         unsigned int    icache_bsize;
  89         unsigned int    dcache_bsize;
  90
  91         /* number of performance monitor counters */
  92         unsigned int    num_pmcs;
  93         enum powerpc_pmc_type pmc_type;
  94
  95         /* this is called to initialize various CPU bits like L1 cache,
  96          * BHT, SPD, etc... from head.S before branching to identify_machine
  97          */
  98         cpu_setup_t     cpu_setup;
  99         /* Used to restore cpu setup on secondary processors and at resume */
 100         cpu_restore_t   cpu_restore;
 101
 102         /* Used by oprofile userspace to select the right counters */
 103         char            *oprofile_cpu_type;
 104
 105         /* Processor specific oprofile operations */
 106         enum powerpc_oprofile_type oprofile_type;
 107
 108         /* Bit locations inside the mmcra change */
 109         unsigned long   oprofile_mmcra_sihv;
 110         unsigned long   oprofile_mmcra_sipr;
 111
 112         /* Bits to clear during an oprofile exception */
 113         unsigned long   oprofile_mmcra_clear;
 114
 115         /* Name of processor class, for the ELF AT_PLATFORM entry */
 116         char            *platform;
 117
 118         /* Processor specific machine check handling. Return negative
 119          * if the error is fatal, 1 if it was fully recovered and 0 to
 120          * pass up (not CPU originated) */
 121         int             (*machine_check)(struct pt_regs *regs);
 122 };
 123
 124 extern struct cpu_spec          *cur_cpu_spec;
 125
 126 extern unsigned int __start___ftr_fixup, __stop___ftr_fixup;
 127
 128 extern struct cpu_spec *identify_cpu(unsigned long offset, unsigned int pvr);
 129 extern void do_feature_fixups(unsigned long value, void *fixup_start,
 130                               void *fixup_end);
 131
 132 extern const char *powerpc_base_platform;
 133
 134 #endif /* __ASSEMBLY__ */
 135
 136 /* CPU kernel features */
 137
 138 /* Retain the 32b definitions all use bottom half of word */
 139 #define CPU_FTR_COHERENT_ICACHE         ASM_CONST(0x0000000000000001)
 140 #define CPU_FTR_L2CR                    ASM_CONST(0x0000000000000002)
 141 #define CPU_FTR_SPEC7450                ASM_CONST(0x0000000000000004)
 142 #define CPU_FTR_ALTIVEC                 ASM_CONST(0x0000000000000008)
 143 #define CPU_FTR_TAU                     ASM_CONST(0x0000000000000010)
 144 #define CPU_FTR_CAN_DOZE                ASM_CONST(0x0000000000000020)
 145 #define CPU_FTR_USE_TB                  ASM_CONST(0x0000000000000040)
 146 #define CPU_FTR_L2CSR                   ASM_CONST(0x0000000000000080)
 147 #define CPU_FTR_601                     ASM_CONST(0x0000000000000100)
 148 #define CPU_FTR_DBELL                   ASM_CONST(0x0000000000000200)
 149 #define CPU_FTR_CAN_NAP                 ASM_CONST(0x0000000000000400)
 150 #define CPU_FTR_L3CR                    ASM_CONST(0x0000000000000800)
 151 #define CPU_FTR_L3_DISABLE_NAP          ASM_CONST(0x0000000000001000)
 152 #define CPU_FTR_NAP_DISABLE_L2_PR       ASM_CONST(0x0000000000002000)
 153 #define CPU_FTR_DUAL_PLL_750FX          ASM_CONST(0x0000000000004000)
 154 #define CPU_FTR_NO_DPM                  ASM_CONST(0x0000000000008000)
 155 #define CPU_FTR_NEED_COHERENT           ASM_CONST(0x0000000000020000)
 156 #define CPU_FTR_NO_BTIC                 ASM_CONST(0x0000000000040000)
 157 #define CPU_FTR_NODSISRALIGN            ASM_CONST(0x0000000000100000)
 158 #define CPU_FTR_PPC_LE                  ASM_CONST(0x0000000000200000)
 159 #define CPU_FTR_REAL_LE                 ASM_CONST(0x0000000000400000)
 160 #define CPU_FTR_FPU_UNAVAILABLE         ASM_CONST(0x0000000000800000)
 161 #define CPU_FTR_UNIFIED_ID_CACHE        ASM_CONST(0x0000000001000000)
 162 #define CPU_FTR_SPE                     ASM_CONST(0x0000000002000000)
 163 #define CPU_FTR_NEED_PAIRED_STWCX       ASM_CONST(0x0000000004000000)
 164 #define CPU_FTR_LWSYNC                  ASM_CONST(0x0000000008000000)
 165 #define CPU_FTR_NOEXECUTE               ASM_CONST(0x0000000010000000)
 166 #define CPU_FTR_INDEXED_DCR             ASM_CONST(0x0000000020000000)
 167
 168 /*
 169  * Add the 64-bit processor unique features in the top half of the word;
 170  * on 32-bit, make the names available but defined to be 0.
 171  */
 172 #ifdef __powerpc64__
 173 #define LONG_ASM_CONST(x)               ASM_CONST(x)
 174 #else
 175 #define LONG_ASM_CONST(x)               0
 176 #endif
 177
 178 #define CPU_FTR_SLB                     LONG_ASM_CONST(0x0000000100000000)
 179 #define CPU_FTR_16M_PAGE                LONG_ASM_CONST(0x0000000200000000)
 180 #define CPU_FTR_TLBIEL                  LONG_ASM_CONST(0x0000000400000000)
 181 #define CPU_FTR_IABR                    LONG_ASM_CONST(0x0000002000000000)
 182 #define CPU_FTR_MMCRA                   LONG_ASM_CONST(0x0000004000000000)
 183 #define CPU_FTR_CTRL                    LONG_ASM_CONST(0x0000008000000000)
 184 #define CPU_FTR_SMT                     LONG_ASM_CONST(0x0000010000000000)
 185 #define CPU_FTR_LOCKLESS_TLBIE          LONG_ASM_CONST(0x0000040000000000)
 186 #define CPU_FTR_CI_LARGE_PAGE           LONG_ASM_CONST(0x0000100000000000)
 187 #define CPU_FTR_PAUSE_ZERO              LONG_ASM_CONST(0x0000200000000000)
 188 #define CPU_FTR_PURR                    LONG_ASM_CONST(0x0000400000000000)
 189 #define CPU_FTR_CELL_TB_BUG             LONG_ASM_CONST(0x0000800000000000)
 190 #define CPU_FTR_SPURR                   LONG_ASM_CONST(0x0001000000000000)
 191 #define CPU_FTR_DSCR                    LONG_ASM_CONST(0x0002000000000000)
 192 #define CPU_FTR_1T_SEGMENT              LONG_ASM_CONST(0x0004000000000000)
 193 #define CPU_FTR_NO_SLBIE_B              LONG_ASM_CONST(0x0008000000000000)
 194 #define CPU_FTR_VSX                     LONG_ASM_CONST(0x0010000000000000)
 195 #define CPU_FTR_SAO                     LONG_ASM_CONST(0x0020000000000000)
 196 #define CPU_FTR_CP_USE_DCBTZ            LONG_ASM_CONST(0x0040000000000000)
 197 #define CPU_FTR_UNALIGNED_LD_STD        LONG_ASM_CONST(0x0080000000000000)
 198
 199 #ifndef __ASSEMBLY__
 200
 201 #define CPU_FTR_PPCAS_ARCH_V2   (CPU_FTR_SLB | \
 202                                  CPU_FTR_TLBIEL | CPU_FTR_NOEXECUTE | \
 203                                  CPU_FTR_NODSISRALIGN | CPU_FTR_16M_PAGE)
 204
 205 /* We only set the altivec features if the kernel was compiled with altivec
 206  * support
 207  */
 208 #ifdef CONFIG_ALTIVEC
 209 #define CPU_FTR_ALTIVEC_COMP    CPU_FTR_ALTIVEC
 210 #define PPC_FEATURE_HAS_ALTIVEC_COMP PPC_FEATURE_HAS_ALTIVEC
 211 #else
 212 #define CPU_FTR_ALTIVEC_COMP    0
 213 #define PPC_FEATURE_HAS_ALTIVEC_COMP    0
 214 #endif
 215
 216 /* We only set the VSX features if the kernel was compiled with VSX
 217  * support
 218  */
 219 #ifdef CONFIG_VSX
 220 #define CPU_FTR_VSX_COMP        CPU_FTR_VSX
 221 #define PPC_FEATURE_HAS_VSX_COMP PPC_FEATURE_HAS_VSX
 222 #else
 223 #define CPU_FTR_VSX_COMP        0
 224 #define PPC_FEATURE_HAS_VSX_COMP    0
 225 #endif
 226
 227 /* We only set the spe features if the kernel was compiled with spe
 228  * support
 229  */
 230 #ifdef CONFIG_SPE
 231 #define CPU_FTR_SPE_COMP        CPU_FTR_SPE
 232 #define PPC_FEATURE_HAS_SPE_COMP PPC_FEATURE_HAS_SPE
 233 #define PPC_FEATURE_HAS_EFP_SINGLE_COMP PPC_FEATURE_HAS_EFP_SINGLE
 234 #define PPC_FEATURE_HAS_EFP_DOUBLE_COMP PPC_FEATURE_HAS_EFP_DOUBLE
 235 #else
 236 #define CPU_FTR_SPE_COMP        0
 237 #define PPC_FEATURE_HAS_SPE_COMP    0
 238 #define PPC_FEATURE_HAS_EFP_SINGLE_COMP 0
 239 #define PPC_FEATURE_HAS_EFP_DOUBLE_COMP 0
 240 #endif
 241
 242 /* We need to mark all pages as being coherent if we're SMP or we have a
 243  * 74[45]x and an MPC107 host bridge. Also 83xx and PowerQUICC II
 244  * require it for PCI "streaming/prefetch" to work properly.
 245  * This is also required by 52xx family.
 246  */
 247 #if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \
 248         || defined(CONFIG_PPC_83xx) || defined(CONFIG_8260) \
 249         || defined(CONFIG_PPC_MPC52xx)
 250 #define CPU_FTR_COMMON                  CPU_FTR_NEED_COHERENT
 251 #else
 252 #define CPU_FTR_COMMON                  0
 253 #endif
 254
 255 /* The powersave features NAP & DOZE seems to confuse BDI when
 256    debugging. So if a BDI is used, disable theses
 257  */
 258 #ifndef CONFIG_BDI_SWITCH
 259 #define CPU_FTR_MAYBE_CAN_DOZE  CPU_FTR_CAN_DOZE
 260 #define CPU_FTR_MAYBE_CAN_NAP   CPU_FTR_CAN_NAP
 261 #else
 262 #define CPU_FTR_MAYBE_CAN_DOZE  0
 263 #define CPU_FTR_MAYBE_CAN_NAP   0
 264 #endif
 265
 266 #define CLASSIC_PPC (!defined(CONFIG_8xx) && !defined(CONFIG_4xx) && \
 267                      !defined(CONFIG_POWER3) && !defined(CONFIG_POWER4) && \
 268                      !defined(CONFIG_BOOKE))
 269
 270 #define CPU_FTRS_PPC601 (CPU_FTR_COMMON | CPU_FTR_601 | \
 271         CPU_FTR_COHERENT_ICACHE | CPU_FTR_UNIFIED_ID_CACHE)
 272 #define CPU_FTRS_603    (CPU_FTR_COMMON | \
 273             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
 274             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
 275 #define CPU_FTRS_604    (CPU_FTR_COMMON | \
 276             CPU_FTR_USE_TB | CPU_FTR_PPC_LE)
 277 #define CPU_FTRS_740_NOTAU      (CPU_FTR_COMMON | \
 278             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
 279             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
 280 #define CPU_FTRS_740    (CPU_FTR_COMMON | \
 281             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
 282             CPU_FTR_TAU | CPU_FTR_MAYBE_CAN_NAP | \
 283             CPU_FTR_PPC_LE)
 284 #define CPU_FTRS_750    (CPU_FTR_COMMON | \
 285             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
 286             CPU_FTR_TAU | CPU_FTR_MAYBE_CAN_NAP | \
 287             CPU_FTR_PPC_LE)
 288 #define CPU_FTRS_750CL  (CPU_FTRS_750)
 289 #define CPU_FTRS_750FX1 (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM)
 290 #define CPU_FTRS_750FX2 (CPU_FTRS_750 | CPU_FTR_NO_DPM)
 291 #define CPU_FTRS_750FX  (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX)
 292 #define CPU_FTRS_750GX  (CPU_FTRS_750FX)
 293 #define CPU_FTRS_7400_NOTAU     (CPU_FTR_COMMON | \
 294             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
 295             CPU_FTR_ALTIVEC_COMP | \
 296             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
 297 #define CPU_FTRS_7400   (CPU_FTR_COMMON | \
 298             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
 299             CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | \
 300             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
 301 #define CPU_FTRS_7450_20        (CPU_FTR_COMMON | \
 302             CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
 303             CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \
 304             CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
 305 #define CPU_FTRS_7450_21        (CPU_FTR_COMMON | \
 306             CPU_FTR_USE_TB | \
 307             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
 308             CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \
 309             CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
 310             CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
 311 #define CPU_FTRS_7450_23        (CPU_FTR_COMMON | \
 312             CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \
 313             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
 314             CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \
 315             CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
 316 #define CPU_FTRS_7455_1 (CPU_FTR_COMMON | \
 317             CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \
 318             CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR | \
 319             CPU_FTR_SPEC7450 | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
 320 #define CPU_FTRS_7455_20        (CPU_FTR_COMMON | \
 321             CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \
 322             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
 323             CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \
 324             CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
 325             CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
 326 #define CPU_FTRS_7455   (CPU_FTR_COMMON | \
 327             CPU_FTR_USE_TB | \
 328             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
 329             CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
 330             CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
 331 #define CPU_FTRS_7447_10        (CPU_FTR_COMMON | \
 332             CPU_FTR_USE_TB | \
 333             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
 334             CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
 335             CPU_FTR_NEED_COHERENT | CPU_FTR_NO_BTIC | CPU_FTR_PPC_LE | \
 336             CPU_FTR_NEED_PAIRED_STWCX)
 337 #define CPU_FTRS_7447   (CPU_FTR_COMMON | \
 338             CPU_FTR_USE_TB | \
 339             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
 340             CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
 341             CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
 342 #define CPU_FTRS_7447A  (CPU_FTR_COMMON | \
 343             CPU_FTR_USE_TB | \
 344             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
 345             CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
 346             CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
 347 #define CPU_FTRS_7448   (CPU_FTR_COMMON | \
 348             CPU_FTR_USE_TB | \
 349             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
 350             CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
 351             CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
 352 #define CPU_FTRS_82XX   (CPU_FTR_COMMON | \
 353             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB)
 354 #define CPU_FTRS_G2_LE  (CPU_FTR_COMMON | CPU_FTR_MAYBE_CAN_DOZE | \
 355             CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP)
 356 #define CPU_FTRS_E300   (CPU_FTR_MAYBE_CAN_DOZE | \
 357             CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | \
 358             CPU_FTR_COMMON)
 359 #define CPU_FTRS_E300C2 (CPU_FTR_MAYBE_CAN_DOZE | \
 360             CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | \
 361             CPU_FTR_COMMON | CPU_FTR_FPU_UNAVAILABLE)
 362 #define CPU_FTRS_CLASSIC32      (CPU_FTR_COMMON | CPU_FTR_USE_TB)
 363 #define CPU_FTRS_8XX    (CPU_FTR_USE_TB)
 364 #define CPU_FTRS_40X    (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE)
 365 #define CPU_FTRS_44X    (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE)
 366 #define CPU_FTRS_440x6  (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE | \
 367             CPU_FTR_INDEXED_DCR)
 368 #define CPU_FTRS_E200   (CPU_FTR_USE_TB | CPU_FTR_SPE_COMP | \
 369             CPU_FTR_NODSISRALIGN | CPU_FTR_COHERENT_ICACHE | \
 370             CPU_FTR_UNIFIED_ID_CACHE | CPU_FTR_NOEXECUTE)
 371 #define CPU_FTRS_E500   (CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
 372             CPU_FTR_SPE_COMP | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NODSISRALIGN | \
 373             CPU_FTR_NOEXECUTE)
 374 #define CPU_FTRS_E500_2 (CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
 375             CPU_FTR_SPE_COMP | CPU_FTR_MAYBE_CAN_NAP | \
 376             CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE)
 377 #define CPU_FTRS_E500MC (CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
 378             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NODSISRALIGN | \
 379             CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
 380             CPU_FTR_DBELL)
 381 #define CPU_FTRS_GENERIC_32     (CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN)
 382
 383 /* 64-bit CPUs */
 384 #define CPU_FTRS_POWER3 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 385             CPU_FTR_IABR | CPU_FTR_PPC_LE)
 386 #define CPU_FTRS_RS64   (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 387             CPU_FTR_IABR | \
 388             CPU_FTR_MMCRA | CPU_FTR_CTRL)
 389 #define CPU_FTRS_POWER4 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 390             CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
 391             CPU_FTR_MMCRA | CPU_FTR_CP_USE_DCBTZ)
 392 #define CPU_FTRS_PPC970 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 393             CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
 394             CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA | \
 395             CPU_FTR_CP_USE_DCBTZ)
 396 #define CPU_FTRS_POWER5 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 397             CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
 398             CPU_FTR_MMCRA | CPU_FTR_SMT | \
 399             CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
 400             CPU_FTR_PURR)
 401 #define CPU_FTRS_POWER6 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 402             CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
 403             CPU_FTR_MMCRA | CPU_FTR_SMT | \
 404             CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
 405             CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
 406             CPU_FTR_DSCR | CPU_FTR_UNALIGNED_LD_STD)
 407 #define CPU_FTRS_POWER7 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 408             CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
 409             CPU_FTR_MMCRA | CPU_FTR_SMT | \
 410             CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
 411             CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
 412             CPU_FTR_DSCR | CPU_FTR_SAO)
 413 #define CPU_FTRS_CELL   (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 414             CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
 415             CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \
 416             CPU_FTR_PAUSE_ZERO | CPU_FTR_CI_LARGE_PAGE | \
 417             CPU_FTR_CELL_TB_BUG | CPU_FTR_CP_USE_DCBTZ | \
 418             CPU_FTR_UNALIGNED_LD_STD)
 419 #define CPU_FTRS_PA6T (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 420             CPU_FTR_PPCAS_ARCH_V2 | \
 421             CPU_FTR_ALTIVEC_COMP | CPU_FTR_CI_LARGE_PAGE | \
 422             CPU_FTR_PURR | CPU_FTR_REAL_LE | CPU_FTR_NO_SLBIE_B)
 423 #define CPU_FTRS_COMPATIBLE     (CPU_FTR_USE_TB | CPU_FTR_PPCAS_ARCH_V2)
 424
 425 #ifdef __powerpc64__
 426 #define CPU_FTRS_POSSIBLE       \
 427             (CPU_FTRS_POWER3 | CPU_FTRS_RS64 | CPU_FTRS_POWER4 |        \
 428             CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | CPU_FTRS_POWER6 |       \
 429             CPU_FTRS_POWER7 | CPU_FTRS_CELL | CPU_FTRS_PA6T |           \
 430             CPU_FTR_1T_SEGMENT | CPU_FTR_VSX)
 431 #else
 432 enum {
 433         CPU_FTRS_POSSIBLE =
 434 #if CLASSIC_PPC
 435             CPU_FTRS_PPC601 | CPU_FTRS_603 | CPU_FTRS_604 | CPU_FTRS_740_NOTAU |
 436             CPU_FTRS_740 | CPU_FTRS_750 | CPU_FTRS_750FX1 |
 437             CPU_FTRS_750FX2 | CPU_FTRS_750FX | CPU_FTRS_750GX |
 438             CPU_FTRS_7400_NOTAU | CPU_FTRS_7400 | CPU_FTRS_7450_20 |
 439             CPU_FTRS_7450_21 | CPU_FTRS_7450_23 | CPU_FTRS_7455_1 |
 440             CPU_FTRS_7455_20 | CPU_FTRS_7455 | CPU_FTRS_7447_10 |
 441             CPU_FTRS_7447 | CPU_FTRS_7447A | CPU_FTRS_82XX |
 442             CPU_FTRS_G2_LE | CPU_FTRS_E300 | CPU_FTRS_E300C2 |
 443             CPU_FTRS_CLASSIC32 |
 444 #else
 445             CPU_FTRS_GENERIC_32 |
 446 #endif
 447 #ifdef CONFIG_8xx
 448             CPU_FTRS_8XX |
 449 #endif
 450 #ifdef CONFIG_40x
 451             CPU_FTRS_40X |
 452 #endif
 453 #ifdef CONFIG_44x
 454             CPU_FTRS_44X | CPU_FTRS_440x6 |
 455 #endif
 456 #ifdef CONFIG_E200
 457             CPU_FTRS_E200 |
 458 #endif
 459 #ifdef CONFIG_E500
 460             CPU_FTRS_E500 | CPU_FTRS_E500_2 | CPU_FTRS_E500MC |
 461 #endif
 462             0,
 463 };
 464 #endif /* __powerpc64__ */
 465
 466 #ifdef __powerpc64__
 467 #define CPU_FTRS_ALWAYS         \
 468             (CPU_FTRS_POWER3 & CPU_FTRS_RS64 & CPU_FTRS_POWER4 &        \
 469             CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & CPU_FTRS_POWER6 &       \
 470             CPU_FTRS_POWER7 & CPU_FTRS_CELL & CPU_FTRS_PA6T & CPU_FTRS_POSSIBLE)
 471 #else
 472 enum {
 473         CPU_FTRS_ALWAYS =
 474 #if CLASSIC_PPC
 475             CPU_FTRS_PPC601 & CPU_FTRS_603 & CPU_FTRS_604 & CPU_FTRS_740_NOTAU &
 476             CPU_FTRS_740 & CPU_FTRS_750 & CPU_FTRS_750FX1 &
 477             CPU_FTRS_750FX2 & CPU_FTRS_750FX & CPU_FTRS_750GX &
 478             CPU_FTRS_7400_NOTAU & CPU_FTRS_7400 & CPU_FTRS_7450_20 &
 479             CPU_FTRS_7450_21 & CPU_FTRS_7450_23 & CPU_FTRS_7455_1 &
 480             CPU_FTRS_7455_20 & CPU_FTRS_7455 & CPU_FTRS_7447_10 &
 481             CPU_FTRS_7447 & CPU_FTRS_7447A & CPU_FTRS_82XX &
 482             CPU_FTRS_G2_LE & CPU_FTRS_E300 & CPU_FTRS_E300C2 &
 483             CPU_FTRS_CLASSIC32 &
 484 #else
 485             CPU_FTRS_GENERIC_32 &
 486 #endif
 487 #ifdef CONFIG_8xx
 488             CPU_FTRS_8XX &
 489 #endif
 490 #ifdef CONFIG_40x
 491             CPU_FTRS_40X &
 492 #endif
 493 #ifdef CONFIG_44x
 494             CPU_FTRS_44X & CPU_FTRS_440x6 &
 495 #endif
 496 #ifdef CONFIG_E200
 497             CPU_FTRS_E200 &
 498 #endif
 499 #ifdef CONFIG_E500
 500             CPU_FTRS_E500 & CPU_FTRS_E500_2 & CPU_FTRS_E500MC &
 501 #endif
 502             CPU_FTRS_POSSIBLE,
 503 };
 504 #endif /* __powerpc64__ */
 505
 506 static inline int cpu_has_feature(unsigned long feature)
 507 {
 508         return (CPU_FTRS_ALWAYS & feature) ||
 509                (CPU_FTRS_POSSIBLE
 510                 & cur_cpu_spec->cpu_features
 511                 & feature);
 512 }
 513
 514 #endif /* !__ASSEMBLY__ */
 515
 516 #endif /* __KERNEL__ */
 517 #endif /* __ASM_POWERPC_CPUTABLE_H */