arch/powerpc/include/asm/cputable.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __ASM_POWERPC_CPUTABLE_H
   3 #define __ASM_POWERPC_CPUTABLE_H
   4
   5
   6 #include <linux/types.h>
   7 #include <asm/asm-compat.h>
   8 #include <asm/feature-fixups.h>
   9 #include <uapi/asm/cputable.h>
  10
  11 #ifndef __ASSEMBLY__
  12
  13 /* This structure can grow, it's real size is used by head.S code
  14  * via the mkdefs mechanism.
  15  */
  16 struct cpu_spec;
  17
  18 typedef void (*cpu_setup_t)(unsigned long offset, struct cpu_spec* spec);
  19 typedef void (*cpu_restore_t)(void);
  20
  21 enum powerpc_oprofile_type {
  22         PPC_OPROFILE_INVALID = 0,
  23         PPC_OPROFILE_RS64 = 1,
  24         PPC_OPROFILE_POWER4 = 2,
  25         PPC_OPROFILE_G4 = 3,
  26         PPC_OPROFILE_FSL_EMB = 4,
  27         PPC_OPROFILE_CELL = 5,
  28         PPC_OPROFILE_PA6T = 6,
  29 };
  30
  31 enum powerpc_pmc_type {
  32         PPC_PMC_DEFAULT = 0,
  33         PPC_PMC_IBM = 1,
  34         PPC_PMC_PA6T = 2,
  35         PPC_PMC_G4 = 3,
  36 };
  37
  38 struct pt_regs;
  39
  40 extern int machine_check_generic(struct pt_regs *regs);
  41 extern int machine_check_4xx(struct pt_regs *regs);
  42 extern int machine_check_440A(struct pt_regs *regs);
  43 extern int machine_check_e500mc(struct pt_regs *regs);
  44 extern int machine_check_e500(struct pt_regs *regs);
  45 extern int machine_check_e200(struct pt_regs *regs);
  46 extern int machine_check_47x(struct pt_regs *regs);
  47 int machine_check_8xx(struct pt_regs *regs);
  48
  49 extern void cpu_down_flush_e500v2(void);
  50 extern void cpu_down_flush_e500mc(void);
  51 extern void cpu_down_flush_e5500(void);
  52 extern void cpu_down_flush_e6500(void);
  53
  54 /* NOTE WELL: Update identify_cpu() if fields are added or removed! */
  55 struct cpu_spec {
  56         /* CPU is matched via (PVR & pvr_mask) == pvr_value */
  57         unsigned int    pvr_mask;
  58         unsigned int    pvr_value;
  59
  60         char            *cpu_name;
  61         unsigned long   cpu_features;           /* Kernel features */
  62         unsigned int    cpu_user_features;      /* Userland features */
  63         unsigned int    cpu_user_features2;     /* Userland features v2 */
  64         unsigned int    mmu_features;           /* MMU features */
  65
  66         /* cache line sizes */
  67         unsigned int    icache_bsize;
  68         unsigned int    dcache_bsize;
  69
  70         /* flush caches inside the current cpu */
  71         void (*cpu_down_flush)(void);
  72
  73         /* number of performance monitor counters */
  74         unsigned int    num_pmcs;
  75         enum powerpc_pmc_type pmc_type;
  76
  77         /* this is called to initialize various CPU bits like L1 cache,
  78          * BHT, SPD, etc... from head.S before branching to identify_machine
  79          */
  80         cpu_setup_t     cpu_setup;
  81         /* Used to restore cpu setup on secondary processors and at resume */
  82         cpu_restore_t   cpu_restore;
  83
  84         /* Used by oprofile userspace to select the right counters */
  85         char            *oprofile_cpu_type;
  86
  87         /* Processor specific oprofile operations */
  88         enum powerpc_oprofile_type oprofile_type;
  89
  90         /* Bit locations inside the mmcra change */
  91         unsigned long   oprofile_mmcra_sihv;
  92         unsigned long   oprofile_mmcra_sipr;
  93
  94         /* Bits to clear during an oprofile exception */
  95         unsigned long   oprofile_mmcra_clear;
  96
  97         /* Name of processor class, for the ELF AT_PLATFORM entry */
  98         char            *platform;
  99
 100         /* Processor specific machine check handling. Return negative
 101          * if the error is fatal, 1 if it was fully recovered and 0 to
 102          * pass up (not CPU originated) */
 103         int             (*machine_check)(struct pt_regs *regs);
 104
 105         /*
 106          * Processor specific early machine check handler which is
 107          * called in real mode to handle SLB and TLB errors.
 108          */
 109         long            (*machine_check_early)(struct pt_regs *regs);
 110 };
 111
 112 extern struct cpu_spec          *cur_cpu_spec;
 113
 114 extern unsigned int __start___ftr_fixup, __stop___ftr_fixup;
 115
 116 extern void set_cur_cpu_spec(struct cpu_spec *s);
 117 extern struct cpu_spec *identify_cpu(unsigned long offset, unsigned int pvr);
 118 extern void identify_cpu_name(unsigned int pvr);
 119 extern void do_feature_fixups(unsigned long value, void *fixup_start,
 120                               void *fixup_end);
 121
 122 extern const char *powerpc_base_platform;
 123
 124 #ifdef CONFIG_JUMP_LABEL_FEATURE_CHECKS
 125 extern void cpu_feature_keys_init(void);
 126 #else
 127 static inline void cpu_feature_keys_init(void) { }
 128 #endif
 129
 130 #endif /* __ASSEMBLY__ */
 131
 132 /* CPU kernel features */
 133
 134 /* Retain the 32b definitions all use bottom half of word */
 135 #define CPU_FTR_COHERENT_ICACHE         ASM_CONST(0x00000001)
 136 #define CPU_FTR_L2CR                    ASM_CONST(0x00000002)
 137 #define CPU_FTR_SPEC7450                ASM_CONST(0x00000004)
 138 #define CPU_FTR_ALTIVEC                 ASM_CONST(0x00000008)
 139 #define CPU_FTR_TAU                     ASM_CONST(0x00000010)
 140 #define CPU_FTR_CAN_DOZE                ASM_CONST(0x00000020)
 141 #define CPU_FTR_USE_TB                  ASM_CONST(0x00000040)
 142 #define CPU_FTR_L2CSR                   ASM_CONST(0x00000080)
 143 #define CPU_FTR_601                     ASM_CONST(0x00000100)
 144 #define CPU_FTR_DBELL                   ASM_CONST(0x00000200)
 145 #define CPU_FTR_CAN_NAP                 ASM_CONST(0x00000400)
 146 #define CPU_FTR_L3CR                    ASM_CONST(0x00000800)
 147 #define CPU_FTR_L3_DISABLE_NAP          ASM_CONST(0x00001000)
 148 #define CPU_FTR_NAP_DISABLE_L2_PR       ASM_CONST(0x00002000)
 149 #define CPU_FTR_DUAL_PLL_750FX          ASM_CONST(0x00004000)
 150 #define CPU_FTR_NO_DPM                  ASM_CONST(0x00008000)
 151 #define CPU_FTR_476_DD2                 ASM_CONST(0x00010000)
 152 #define CPU_FTR_NEED_COHERENT           ASM_CONST(0x00020000)
 153 #define CPU_FTR_NO_BTIC                 ASM_CONST(0x00040000)
 154 #define CPU_FTR_DEBUG_LVL_EXC           ASM_CONST(0x00080000)
 155 #define CPU_FTR_NODSISRALIGN            ASM_CONST(0x00100000)
 156 #define CPU_FTR_PPC_LE                  ASM_CONST(0x00200000)
 157 #define CPU_FTR_REAL_LE                 ASM_CONST(0x00400000)
 158 #define CPU_FTR_FPU_UNAVAILABLE         ASM_CONST(0x00800000)
 159 #define CPU_FTR_UNIFIED_ID_CACHE        ASM_CONST(0x01000000)
 160 #define CPU_FTR_SPE                     ASM_CONST(0x02000000)
 161 #define CPU_FTR_NEED_PAIRED_STWCX       ASM_CONST(0x04000000)
 162 #define CPU_FTR_LWSYNC                  ASM_CONST(0x08000000)
 163 #define CPU_FTR_NOEXECUTE               ASM_CONST(0x10000000)
 164 #define CPU_FTR_INDEXED_DCR             ASM_CONST(0x20000000)
 165 #define CPU_FTR_EMB_HV                  ASM_CONST(0x40000000)
 166
 167 /*
 168  * Add the 64-bit processor unique features in the top half of the word;
 169  * on 32-bit, make the names available but defined to be 0.
 170  */
 171 #ifdef __powerpc64__
 172 #define LONG_ASM_CONST(x)               ASM_CONST(x)
 173 #else
 174 #define LONG_ASM_CONST(x)               0
 175 #endif
 176
 177 #define CPU_FTR_HVMODE                  LONG_ASM_CONST(0x0000000100000000)
 178 #define CPU_FTR_ARCH_201                LONG_ASM_CONST(0x0000000200000000)
 179 #define CPU_FTR_ARCH_206                LONG_ASM_CONST(0x0000000400000000)
 180 #define CPU_FTR_ARCH_207S               LONG_ASM_CONST(0x0000000800000000)
 181 #define CPU_FTR_ARCH_300                LONG_ASM_CONST(0x0000001000000000)
 182 #define CPU_FTR_MMCRA                   LONG_ASM_CONST(0x0000002000000000)
 183 #define CPU_FTR_CTRL                    LONG_ASM_CONST(0x0000004000000000)
 184 #define CPU_FTR_SMT                     LONG_ASM_CONST(0x0000008000000000)
 185 #define CPU_FTR_PAUSE_ZERO              LONG_ASM_CONST(0x0000010000000000)
 186 #define CPU_FTR_PURR                    LONG_ASM_CONST(0x0000020000000000)
 187 #define CPU_FTR_CELL_TB_BUG             LONG_ASM_CONST(0x0000040000000000)
 188 #define CPU_FTR_SPURR                   LONG_ASM_CONST(0x0000080000000000)
 189 #define CPU_FTR_DSCR                    LONG_ASM_CONST(0x0000100000000000)
 190 #define CPU_FTR_VSX                     LONG_ASM_CONST(0x0000200000000000)
 191 #define CPU_FTR_SAO                     LONG_ASM_CONST(0x0000400000000000)
 192 #define CPU_FTR_CP_USE_DCBTZ            LONG_ASM_CONST(0x0000800000000000)
 193 #define CPU_FTR_UNALIGNED_LD_STD        LONG_ASM_CONST(0x0001000000000000)
 194 #define CPU_FTR_ASYM_SMT                LONG_ASM_CONST(0x0002000000000000)
 195 #define CPU_FTR_STCX_CHECKS_ADDRESS     LONG_ASM_CONST(0x0004000000000000)
 196 #define CPU_FTR_POPCNTB                 LONG_ASM_CONST(0x0008000000000000)
 197 #define CPU_FTR_POPCNTD                 LONG_ASM_CONST(0x0010000000000000)
 198 #define CPU_FTR_PKEY                    LONG_ASM_CONST(0x0020000000000000)
 199 #define CPU_FTR_VMX_COPY                LONG_ASM_CONST(0x0040000000000000)
 200 #define CPU_FTR_TM                      LONG_ASM_CONST(0x0080000000000000)
 201 #define CPU_FTR_CFAR                    LONG_ASM_CONST(0x0100000000000000)
 202 #define CPU_FTR_HAS_PPR                 LONG_ASM_CONST(0x0200000000000000)
 203 #define CPU_FTR_DAWR                    LONG_ASM_CONST(0x0400000000000000)
 204 #define CPU_FTR_DABRX                   LONG_ASM_CONST(0x0800000000000000)
 205 #define CPU_FTR_PMAO_BUG                LONG_ASM_CONST(0x1000000000000000)
 206 #define CPU_FTR_P9_TLBIE_BUG            LONG_ASM_CONST(0x2000000000000000)
 207 #define CPU_FTR_POWER9_DD1              LONG_ASM_CONST(0x4000000000000000)
 208 #define CPU_FTR_POWER9_DD2_1            LONG_ASM_CONST(0x8000000000000000)
 209
 210 #ifndef __ASSEMBLY__
 211
 212 #define CPU_FTR_PPCAS_ARCH_V2   (CPU_FTR_NOEXECUTE | CPU_FTR_NODSISRALIGN)
 213
 214 #define MMU_FTR_PPCAS_ARCH_V2   (MMU_FTR_TLBIEL | MMU_FTR_16M_PAGE)
 215
 216 /* We only set the altivec features if the kernel was compiled with altivec
 217  * support
 218  */
 219 #ifdef CONFIG_ALTIVEC
 220 #define CPU_FTR_ALTIVEC_COMP    CPU_FTR_ALTIVEC
 221 #define PPC_FEATURE_HAS_ALTIVEC_COMP PPC_FEATURE_HAS_ALTIVEC
 222 #else
 223 #define CPU_FTR_ALTIVEC_COMP    0
 224 #define PPC_FEATURE_HAS_ALTIVEC_COMP    0
 225 #endif
 226
 227 /* We only set the VSX features if the kernel was compiled with VSX
 228  * support
 229  */
 230 #ifdef CONFIG_VSX
 231 #define CPU_FTR_VSX_COMP        CPU_FTR_VSX
 232 #define PPC_FEATURE_HAS_VSX_COMP PPC_FEATURE_HAS_VSX
 233 #else
 234 #define CPU_FTR_VSX_COMP        0
 235 #define PPC_FEATURE_HAS_VSX_COMP    0
 236 #endif
 237
 238 /* We only set the spe features if the kernel was compiled with spe
 239  * support
 240  */
 241 #ifdef CONFIG_SPE
 242 #define CPU_FTR_SPE_COMP        CPU_FTR_SPE
 243 #define PPC_FEATURE_HAS_SPE_COMP PPC_FEATURE_HAS_SPE
 244 #define PPC_FEATURE_HAS_EFP_SINGLE_COMP PPC_FEATURE_HAS_EFP_SINGLE
 245 #define PPC_FEATURE_HAS_EFP_DOUBLE_COMP PPC_FEATURE_HAS_EFP_DOUBLE
 246 #else
 247 #define CPU_FTR_SPE_COMP        0
 248 #define PPC_FEATURE_HAS_SPE_COMP    0
 249 #define PPC_FEATURE_HAS_EFP_SINGLE_COMP 0
 250 #define PPC_FEATURE_HAS_EFP_DOUBLE_COMP 0
 251 #endif
 252
 253 /* We only set the TM feature if the kernel was compiled with TM supprt */
 254 #ifdef CONFIG_PPC_TRANSACTIONAL_MEM
 255 #define CPU_FTR_TM_COMP                 CPU_FTR_TM
 256 #define PPC_FEATURE2_HTM_COMP           PPC_FEATURE2_HTM
 257 #define PPC_FEATURE2_HTM_NOSC_COMP      PPC_FEATURE2_HTM_NOSC
 258 #else
 259 #define CPU_FTR_TM_COMP                 0
 260 #define PPC_FEATURE2_HTM_COMP           0
 261 #define PPC_FEATURE2_HTM_NOSC_COMP      0
 262 #endif
 263
 264 /* We need to mark all pages as being coherent if we're SMP or we have a
 265  * 74[45]x and an MPC107 host bridge. Also 83xx and PowerQUICC II
 266  * require it for PCI "streaming/prefetch" to work properly.
 267  * This is also required by 52xx family.
 268  */
 269 #if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \
 270         || defined(CONFIG_PPC_83xx) || defined(CONFIG_8260) \
 271         || defined(CONFIG_PPC_MPC52xx)
 272 #define CPU_FTR_COMMON                  CPU_FTR_NEED_COHERENT
 273 #else
 274 #define CPU_FTR_COMMON                  0
 275 #endif
 276
 277 /* The powersave features NAP & DOZE seems to confuse BDI when
 278    debugging. So if a BDI is used, disable theses
 279  */
 280 #ifndef CONFIG_BDI_SWITCH
 281 #define CPU_FTR_MAYBE_CAN_DOZE  CPU_FTR_CAN_DOZE
 282 #define CPU_FTR_MAYBE_CAN_NAP   CPU_FTR_CAN_NAP
 283 #else
 284 #define CPU_FTR_MAYBE_CAN_DOZE  0
 285 #define CPU_FTR_MAYBE_CAN_NAP   0
 286 #endif
 287
 288 #define CPU_FTRS_PPC601 (CPU_FTR_COMMON | CPU_FTR_601 | \
 289         CPU_FTR_COHERENT_ICACHE | CPU_FTR_UNIFIED_ID_CACHE)
 290 #define CPU_FTRS_603    (CPU_FTR_COMMON | \
 291             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
 292             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
 293 #define CPU_FTRS_604    (CPU_FTR_COMMON | \
 294             CPU_FTR_USE_TB | CPU_FTR_PPC_LE)
 295 #define CPU_FTRS_740_NOTAU      (CPU_FTR_COMMON | \
 296             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
 297             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
 298 #define CPU_FTRS_740    (CPU_FTR_COMMON | \
 299             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
 300             CPU_FTR_TAU | CPU_FTR_MAYBE_CAN_NAP | \
 301             CPU_FTR_PPC_LE)
 302 #define CPU_FTRS_750    (CPU_FTR_COMMON | \
 303             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
 304             CPU_FTR_TAU | CPU_FTR_MAYBE_CAN_NAP | \
 305             CPU_FTR_PPC_LE)
 306 #define CPU_FTRS_750CL  (CPU_FTRS_750)
 307 #define CPU_FTRS_750FX1 (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM)
 308 #define CPU_FTRS_750FX2 (CPU_FTRS_750 | CPU_FTR_NO_DPM)
 309 #define CPU_FTRS_750FX  (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX)
 310 #define CPU_FTRS_750GX  (CPU_FTRS_750FX)
 311 #define CPU_FTRS_7400_NOTAU     (CPU_FTR_COMMON | \
 312             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
 313             CPU_FTR_ALTIVEC_COMP | \
 314             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
 315 #define CPU_FTRS_7400   (CPU_FTR_COMMON | \
 316             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
 317             CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | \
 318             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
 319 #define CPU_FTRS_7450_20        (CPU_FTR_COMMON | \
 320             CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
 321             CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \
 322             CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
 323 #define CPU_FTRS_7450_21        (CPU_FTR_COMMON | \
 324             CPU_FTR_USE_TB | \
 325             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
 326             CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \
 327             CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
 328             CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
 329 #define CPU_FTRS_7450_23        (CPU_FTR_COMMON | \
 330             CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \
 331             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
 332             CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \
 333             CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
 334 #define CPU_FTRS_7455_1 (CPU_FTR_COMMON | \
 335             CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \
 336             CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR | \
 337             CPU_FTR_SPEC7450 | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
 338 #define CPU_FTRS_7455_20        (CPU_FTR_COMMON | \
 339             CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \
 340             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
 341             CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \
 342             CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
 343             CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
 344 #define CPU_FTRS_7455   (CPU_FTR_COMMON | \
 345             CPU_FTR_USE_TB | \
 346             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
 347             CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
 348             CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
 349 #define CPU_FTRS_7447_10        (CPU_FTR_COMMON | \
 350             CPU_FTR_USE_TB | \
 351             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
 352             CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
 353             CPU_FTR_NEED_COHERENT | CPU_FTR_NO_BTIC | CPU_FTR_PPC_LE | \
 354             CPU_FTR_NEED_PAIRED_STWCX)
 355 #define CPU_FTRS_7447   (CPU_FTR_COMMON | \
 356             CPU_FTR_USE_TB | \
 357             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
 358             CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
 359             CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
 360 #define CPU_FTRS_7447A  (CPU_FTR_COMMON | \
 361             CPU_FTR_USE_TB | \
 362             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
 363             CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
 364             CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
 365 #define CPU_FTRS_7448   (CPU_FTR_COMMON | \
 366             CPU_FTR_USE_TB | \
 367             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
 368             CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
 369             CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
 370 #define CPU_FTRS_82XX   (CPU_FTR_COMMON | \
 371             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB)
 372 #define CPU_FTRS_G2_LE  (CPU_FTR_COMMON | CPU_FTR_MAYBE_CAN_DOZE | \
 373             CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP)
 374 #define CPU_FTRS_E300   (CPU_FTR_MAYBE_CAN_DOZE | \
 375             CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | \
 376             CPU_FTR_COMMON)
 377 #define CPU_FTRS_E300C2 (CPU_FTR_MAYBE_CAN_DOZE | \
 378             CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | \
 379             CPU_FTR_COMMON | CPU_FTR_FPU_UNAVAILABLE)
 380 #define CPU_FTRS_CLASSIC32      (CPU_FTR_COMMON | CPU_FTR_USE_TB)
 381 #define CPU_FTRS_8XX    (CPU_FTR_USE_TB | CPU_FTR_NOEXECUTE)
 382 #define CPU_FTRS_40X    (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE)
 383 #define CPU_FTRS_44X    (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE)
 384 #define CPU_FTRS_440x6  (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE | \
 385             CPU_FTR_INDEXED_DCR)
 386 #define CPU_FTRS_47X    (CPU_FTRS_440x6)
 387 #define CPU_FTRS_E200   (CPU_FTR_USE_TB | CPU_FTR_SPE_COMP | \
 388             CPU_FTR_NODSISRALIGN | CPU_FTR_COHERENT_ICACHE | \
 389             CPU_FTR_UNIFIED_ID_CACHE | CPU_FTR_NOEXECUTE | \
 390             CPU_FTR_DEBUG_LVL_EXC)
 391 #define CPU_FTRS_E500   (CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
 392             CPU_FTR_SPE_COMP | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NODSISRALIGN | \
 393             CPU_FTR_NOEXECUTE)
 394 #define CPU_FTRS_E500_2 (CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
 395             CPU_FTR_SPE_COMP | CPU_FTR_MAYBE_CAN_NAP | \
 396             CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE)
 397 #define CPU_FTRS_E500MC (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | \
 398             CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
 399             CPU_FTR_DBELL | CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV)
 400 /*
 401  * e5500/e6500 erratum A-006958 is a timebase bug that can use the
 402  * same workaround as CPU_FTR_CELL_TB_BUG.
 403  */
 404 #define CPU_FTRS_E5500  (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | \
 405             CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
 406             CPU_FTR_DBELL | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
 407             CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV | CPU_FTR_CELL_TB_BUG)
 408 #define CPU_FTRS_E6500  (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | \
 409             CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
 410             CPU_FTR_DBELL | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
 411             CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV | CPU_FTR_ALTIVEC_COMP | \
 412             CPU_FTR_CELL_TB_BUG | CPU_FTR_SMT)
 413 #define CPU_FTRS_GENERIC_32     (CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN)
 414
 415 /* 64-bit CPUs */
 416 #define CPU_FTRS_POWER4 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 417             CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
 418             CPU_FTR_MMCRA | CPU_FTR_CP_USE_DCBTZ | \
 419             CPU_FTR_STCX_CHECKS_ADDRESS)
 420 #define CPU_FTRS_PPC970 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 421             CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_201 | \
 422             CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA | \
 423             CPU_FTR_CP_USE_DCBTZ | CPU_FTR_STCX_CHECKS_ADDRESS | \
 424             CPU_FTR_HVMODE | CPU_FTR_DABRX)
 425 #define CPU_FTRS_POWER5 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 426             CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
 427             CPU_FTR_MMCRA | CPU_FTR_SMT | \
 428             CPU_FTR_COHERENT_ICACHE | CPU_FTR_PURR | \
 429             CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_DABRX)
 430 #define CPU_FTRS_POWER6 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 431             CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
 432             CPU_FTR_MMCRA | CPU_FTR_SMT | \
 433             CPU_FTR_COHERENT_ICACHE | \
 434             CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
 435             CPU_FTR_DSCR | CPU_FTR_UNALIGNED_LD_STD | \
 436             CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_CFAR | \
 437             CPU_FTR_DABRX)
 438 #define CPU_FTRS_POWER7 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 439             CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_206 |\
 440             CPU_FTR_MMCRA | CPU_FTR_SMT | \
 441             CPU_FTR_COHERENT_ICACHE | \
 442             CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
 443             CPU_FTR_DSCR | CPU_FTR_SAO  | CPU_FTR_ASYM_SMT | \
 444             CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
 445             CPU_FTR_CFAR | CPU_FTR_HVMODE | \
 446             CPU_FTR_VMX_COPY | CPU_FTR_HAS_PPR | CPU_FTR_DABRX | CPU_FTR_PKEY)
 447 #define CPU_FTRS_POWER8 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 448             CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_206 |\
 449             CPU_FTR_MMCRA | CPU_FTR_SMT | \
 450             CPU_FTR_COHERENT_ICACHE | \
 451             CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
 452             CPU_FTR_DSCR | CPU_FTR_SAO  | \
 453             CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
 454             CPU_FTR_CFAR | CPU_FTR_HVMODE | CPU_FTR_VMX_COPY | \
 455             CPU_FTR_DBELL | CPU_FTR_HAS_PPR | CPU_FTR_DAWR | \
 456             CPU_FTR_ARCH_207S | CPU_FTR_TM_COMP | CPU_FTR_PKEY)
 457 #define CPU_FTRS_POWER8E (CPU_FTRS_POWER8 | CPU_FTR_PMAO_BUG)
 458 #define CPU_FTRS_POWER8_DD1 (CPU_FTRS_POWER8 & ~CPU_FTR_DBELL)
 459 #define CPU_FTRS_POWER9 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 460             CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_206 |\
 461             CPU_FTR_MMCRA | CPU_FTR_SMT | \
 462             CPU_FTR_COHERENT_ICACHE | \
 463             CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
 464             CPU_FTR_DSCR | CPU_FTR_SAO  | \
 465             CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
 466             CPU_FTR_CFAR | CPU_FTR_HVMODE | CPU_FTR_VMX_COPY | \
 467             CPU_FTR_DBELL | CPU_FTR_HAS_PPR | CPU_FTR_DAWR | \
 468             CPU_FTR_ARCH_207S | CPU_FTR_TM_COMP | CPU_FTR_ARCH_300 | \
 469             CPU_FTR_PKEY | CPU_FTR_P9_TLBIE_BUG)
 470 #define CPU_FTRS_POWER9_DD1 ((CPU_FTRS_POWER9 | CPU_FTR_POWER9_DD1) & \
 471                              (~CPU_FTR_SAO))
 472 #define CPU_FTRS_POWER9_DD2_0 CPU_FTRS_POWER9
 473 #define CPU_FTRS_POWER9_DD2_1 (CPU_FTRS_POWER9 | CPU_FTR_POWER9_DD2_1)
 474 #define CPU_FTRS_CELL   (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 475             CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
 476             CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \
 477             CPU_FTR_PAUSE_ZERO  | CPU_FTR_CELL_TB_BUG | CPU_FTR_CP_USE_DCBTZ | \
 478             CPU_FTR_UNALIGNED_LD_STD | CPU_FTR_DABRX)
 479 #define CPU_FTRS_PA6T (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 480             CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_ALTIVEC_COMP | \
 481             CPU_FTR_PURR | CPU_FTR_REAL_LE | CPU_FTR_DABRX)
 482 #define CPU_FTRS_COMPATIBLE     (CPU_FTR_USE_TB | CPU_FTR_PPCAS_ARCH_V2)
 483
 484 #ifdef __powerpc64__
 485 #ifdef CONFIG_PPC_BOOK3E
 486 #define CPU_FTRS_POSSIBLE       (CPU_FTRS_E6500 | CPU_FTRS_E5500)
 487 #else
 488 #define CPU_FTRS_POSSIBLE       \
 489             (CPU_FTRS_POWER4 | CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | \
 490              CPU_FTRS_POWER6 | CPU_FTRS_POWER7 | CPU_FTRS_POWER8E | \
 491              CPU_FTRS_POWER8 | CPU_FTRS_POWER8_DD1 | CPU_FTRS_CELL | \
 492              CPU_FTRS_PA6T | CPU_FTR_VSX | CPU_FTRS_POWER9 | \
 493              CPU_FTRS_POWER9_DD1 | CPU_FTRS_POWER9_DD2_1)
 494 #endif
 495 #else
 496 enum {
 497         CPU_FTRS_POSSIBLE =
 498 #ifdef CONFIG_PPC_BOOK3S_32
 499             CPU_FTRS_PPC601 | CPU_FTRS_603 | CPU_FTRS_604 | CPU_FTRS_740_NOTAU |
 500             CPU_FTRS_740 | CPU_FTRS_750 | CPU_FTRS_750FX1 |
 501             CPU_FTRS_750FX2 | CPU_FTRS_750FX | CPU_FTRS_750GX |
 502             CPU_FTRS_7400_NOTAU | CPU_FTRS_7400 | CPU_FTRS_7450_20 |
 503             CPU_FTRS_7450_21 | CPU_FTRS_7450_23 | CPU_FTRS_7455_1 |
 504             CPU_FTRS_7455_20 | CPU_FTRS_7455 | CPU_FTRS_7447_10 |
 505             CPU_FTRS_7447 | CPU_FTRS_7447A | CPU_FTRS_82XX |
 506             CPU_FTRS_G2_LE | CPU_FTRS_E300 | CPU_FTRS_E300C2 |
 507             CPU_FTRS_CLASSIC32 |
 508 #else
 509             CPU_FTRS_GENERIC_32 |
 510 #endif
 511 #ifdef CONFIG_PPC_8xx
 512             CPU_FTRS_8XX |
 513 #endif
 514 #ifdef CONFIG_40x
 515             CPU_FTRS_40X |
 516 #endif
 517 #ifdef CONFIG_44x
 518             CPU_FTRS_44X | CPU_FTRS_440x6 |
 519 #endif
 520 #ifdef CONFIG_PPC_47x
 521             CPU_FTRS_47X | CPU_FTR_476_DD2 |
 522 #endif
 523 #ifdef CONFIG_E200
 524             CPU_FTRS_E200 |
 525 #endif
 526 #ifdef CONFIG_E500
 527             CPU_FTRS_E500 | CPU_FTRS_E500_2 |
 528 #endif
 529 #ifdef CONFIG_PPC_E500MC
 530             CPU_FTRS_E500MC | CPU_FTRS_E5500 | CPU_FTRS_E6500 |
 531 #endif
 532             0,
 533 };
 534 #endif /* __powerpc64__ */
 535
 536 #ifdef __powerpc64__
 537 #ifdef CONFIG_PPC_BOOK3E
 538 #define CPU_FTRS_ALWAYS         (CPU_FTRS_E6500 & CPU_FTRS_E5500)
 539 #else
 540 #define CPU_FTRS_ALWAYS         \
 541             (CPU_FTRS_POWER4 & CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & \
 542              CPU_FTRS_POWER6 & CPU_FTRS_POWER7 & CPU_FTRS_CELL & \
 543              CPU_FTRS_PA6T & CPU_FTRS_POWER8 & CPU_FTRS_POWER8E & \
 544              CPU_FTRS_POWER8_DD1 & ~CPU_FTR_HVMODE & CPU_FTRS_POSSIBLE & \
 545              CPU_FTRS_POWER9)
 546 #endif
 547 #else
 548 enum {
 549         CPU_FTRS_ALWAYS =
 550 #ifdef CONFIG_PPC_BOOK3S_32
 551             CPU_FTRS_PPC601 & CPU_FTRS_603 & CPU_FTRS_604 & CPU_FTRS_740_NOTAU &
 552             CPU_FTRS_740 & CPU_FTRS_750 & CPU_FTRS_750FX1 &
 553             CPU_FTRS_750FX2 & CPU_FTRS_750FX & CPU_FTRS_750GX &
 554             CPU_FTRS_7400_NOTAU & CPU_FTRS_7400 & CPU_FTRS_7450_20 &
 555             CPU_FTRS_7450_21 & CPU_FTRS_7450_23 & CPU_FTRS_7455_1 &
 556             CPU_FTRS_7455_20 & CPU_FTRS_7455 & CPU_FTRS_7447_10 &
 557             CPU_FTRS_7447 & CPU_FTRS_7447A & CPU_FTRS_82XX &
 558             CPU_FTRS_G2_LE & CPU_FTRS_E300 & CPU_FTRS_E300C2 &
 559             CPU_FTRS_CLASSIC32 &
 560 #else
 561             CPU_FTRS_GENERIC_32 &
 562 #endif
 563 #ifdef CONFIG_PPC_8xx
 564             CPU_FTRS_8XX &
 565 #endif
 566 #ifdef CONFIG_40x
 567             CPU_FTRS_40X &
 568 #endif
 569 #ifdef CONFIG_44x
 570             CPU_FTRS_44X & CPU_FTRS_440x6 &
 571 #endif
 572 #ifdef CONFIG_E200
 573             CPU_FTRS_E200 &
 574 #endif
 575 #ifdef CONFIG_E500
 576             CPU_FTRS_E500 & CPU_FTRS_E500_2 &
 577 #endif
 578 #ifdef CONFIG_PPC_E500MC
 579             CPU_FTRS_E500MC & CPU_FTRS_E5500 & CPU_FTRS_E6500 &
 580 #endif
 581             ~CPU_FTR_EMB_HV &   /* can be removed at runtime */
 582             CPU_FTRS_POSSIBLE,
 583 };
 584 #endif /* __powerpc64__ */
 585
 586 #define HBP_NUM 1
 587
 588 #endif /* !__ASSEMBLY__ */
 589
 590 #endif /* __ASM_POWERPC_CPUTABLE_H */