1 #ifndef __ASM_POWERPC_CPUTABLE_H 2 #define __ASM_POWERPC_CPUTABLE_H 3 4 5 #include <asm/asm-compat.h> 6 #include <asm/feature-fixups.h> 7 #include <uapi/asm/cputable.h> 8 9 #ifndef __ASSEMBLY__ 10 11 /* This structure can grow, it's real size is used by head.S code 12 * via the mkdefs mechanism. 13 */ 14 struct cpu_spec; 15 16 typedef void (*cpu_setup_t)(unsigned long offset, struct cpu_spec* spec); 17 typedef void (*cpu_restore_t)(void); 18 19 enum powerpc_oprofile_type { 20 PPC_OPROFILE_INVALID = 0, 21 PPC_OPROFILE_RS64 = 1, 22 PPC_OPROFILE_POWER4 = 2, 23 PPC_OPROFILE_G4 = 3, 24 PPC_OPROFILE_FSL_EMB = 4, 25 PPC_OPROFILE_CELL = 5, 26 PPC_OPROFILE_PA6T = 6, 27 }; 28 29 enum powerpc_pmc_type { 30 PPC_PMC_DEFAULT = 0, 31 PPC_PMC_IBM = 1, 32 PPC_PMC_PA6T = 2, 33 PPC_PMC_G4 = 3, 34 }; 35 36 struct pt_regs; 37 38 extern int machine_check_generic(struct pt_regs *regs); 39 extern int machine_check_4xx(struct pt_regs *regs); 40 extern int machine_check_440A(struct pt_regs *regs); 41 extern int machine_check_e500mc(struct pt_regs *regs); 42 extern int machine_check_e500(struct pt_regs *regs); 43 extern int machine_check_e200(struct pt_regs *regs); 44 extern int machine_check_47x(struct pt_regs *regs); 45 46 extern void cpu_down_flush_e500v2(void); 47 extern void cpu_down_flush_e500mc(void); 48 extern void cpu_down_flush_e5500(void); 49 extern void cpu_down_flush_e6500(void); 50 51 /* NOTE WELL: Update identify_cpu() if fields are added or removed! */ 52 struct cpu_spec { 53 /* CPU is matched via (PVR & pvr_mask) == pvr_value */ 54 unsigned int pvr_mask; 55 unsigned int pvr_value; 56 57 char *cpu_name; 58 unsigned long cpu_features; /* Kernel features */ 59 unsigned int cpu_user_features; /* Userland features */ 60 unsigned int cpu_user_features2; /* Userland features v2 */ 61 unsigned int mmu_features; /* MMU features */ 62 63 /* cache line sizes */ 64 unsigned int icache_bsize; 65 unsigned int dcache_bsize; 66 67 /* flush caches inside the current cpu */ 68 void (*cpu_down_flush)(void); 69 70 /* number of performance monitor counters */ 71 unsigned int num_pmcs; 72 enum powerpc_pmc_type pmc_type; 73 74 /* this is called to initialize various CPU bits like L1 cache, 75 * BHT, SPD, etc... from head.S before branching to identify_machine 76 */ 77 cpu_setup_t cpu_setup; 78 /* Used to restore cpu setup on secondary processors and at resume */ 79 cpu_restore_t cpu_restore; 80 81 /* Used by oprofile userspace to select the right counters */ 82 char *oprofile_cpu_type; 83 84 /* Processor specific oprofile operations */ 85 enum powerpc_oprofile_type oprofile_type; 86 87 /* Bit locations inside the mmcra change */ 88 unsigned long oprofile_mmcra_sihv; 89 unsigned long oprofile_mmcra_sipr; 90 91 /* Bits to clear during an oprofile exception */ 92 unsigned long oprofile_mmcra_clear; 93 94 /* Name of processor class, for the ELF AT_PLATFORM entry */ 95 char *platform; 96 97 /* Processor specific machine check handling. Return negative 98 * if the error is fatal, 1 if it was fully recovered and 0 to 99 * pass up (not CPU originated) */ 100 int (*machine_check)(struct pt_regs *regs); 101 102 /* 103 * Processor specific early machine check handler which is 104 * called in real mode to handle SLB and TLB errors. 105 */ 106 long (*machine_check_early)(struct pt_regs *regs); 107 108 /* 109 * Processor specific routine to flush tlbs. 110 */ 111 void (*flush_tlb)(unsigned int action); 112 113 }; 114 115 extern struct cpu_spec *cur_cpu_spec; 116 117 extern unsigned int __start___ftr_fixup, __stop___ftr_fixup; 118 119 extern struct cpu_spec *identify_cpu(unsigned long offset, unsigned int pvr); 120 extern void do_feature_fixups(unsigned long value, void *fixup_start, 121 void *fixup_end); 122 123 extern const char *powerpc_base_platform; 124 125 /* TLB flush actions. Used as argument to cpu_spec.flush_tlb() hook */ 126 enum { 127 TLB_INVAL_SCOPE_GLOBAL = 0, /* invalidate all TLBs */ 128 TLB_INVAL_SCOPE_LPID = 1, /* invalidate TLBs for current LPID */ 129 }; 130 131 #endif /* __ASSEMBLY__ */ 132 133 /* CPU kernel features */ 134 135 /* Retain the 32b definitions all use bottom half of word */ 136 #define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x00000001) 137 #define CPU_FTR_L2CR ASM_CONST(0x00000002) 138 #define CPU_FTR_SPEC7450 ASM_CONST(0x00000004) 139 #define CPU_FTR_ALTIVEC ASM_CONST(0x00000008) 140 #define CPU_FTR_TAU ASM_CONST(0x00000010) 141 #define CPU_FTR_CAN_DOZE ASM_CONST(0x00000020) 142 #define CPU_FTR_USE_TB ASM_CONST(0x00000040) 143 #define CPU_FTR_L2CSR ASM_CONST(0x00000080) 144 #define CPU_FTR_601 ASM_CONST(0x00000100) 145 #define CPU_FTR_DBELL ASM_CONST(0x00000200) 146 #define CPU_FTR_CAN_NAP ASM_CONST(0x00000400) 147 #define CPU_FTR_L3CR ASM_CONST(0x00000800) 148 #define CPU_FTR_L3_DISABLE_NAP ASM_CONST(0x00001000) 149 #define CPU_FTR_NAP_DISABLE_L2_PR ASM_CONST(0x00002000) 150 #define CPU_FTR_DUAL_PLL_750FX ASM_CONST(0x00004000) 151 #define CPU_FTR_NO_DPM ASM_CONST(0x00008000) 152 #define CPU_FTR_476_DD2 ASM_CONST(0x00010000) 153 #define CPU_FTR_NEED_COHERENT ASM_CONST(0x00020000) 154 #define CPU_FTR_NO_BTIC ASM_CONST(0x00040000) 155 #define CPU_FTR_DEBUG_LVL_EXC ASM_CONST(0x00080000) 156 #define CPU_FTR_NODSISRALIGN ASM_CONST(0x00100000) 157 #define CPU_FTR_PPC_LE ASM_CONST(0x00200000) 158 #define CPU_FTR_REAL_LE ASM_CONST(0x00400000) 159 #define CPU_FTR_FPU_UNAVAILABLE ASM_CONST(0x00800000) 160 #define CPU_FTR_UNIFIED_ID_CACHE ASM_CONST(0x01000000) 161 #define CPU_FTR_SPE ASM_CONST(0x02000000) 162 #define CPU_FTR_NEED_PAIRED_STWCX ASM_CONST(0x04000000) 163 #define CPU_FTR_LWSYNC ASM_CONST(0x08000000) 164 #define CPU_FTR_NOEXECUTE ASM_CONST(0x10000000) 165 #define CPU_FTR_INDEXED_DCR ASM_CONST(0x20000000) 166 #define CPU_FTR_EMB_HV ASM_CONST(0x40000000) 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_HVMODE LONG_ASM_CONST(0x0000000100000000) 179 #define CPU_FTR_ARCH_201 LONG_ASM_CONST(0x0000000200000000) 180 #define CPU_FTR_ARCH_206 LONG_ASM_CONST(0x0000000400000000) 181 #define CPU_FTR_ARCH_207S LONG_ASM_CONST(0x0000000800000000) 182 #define CPU_FTR_ARCH_300 LONG_ASM_CONST(0x0000001000000000) 183 #define CPU_FTR_MMCRA LONG_ASM_CONST(0x0000002000000000) 184 #define CPU_FTR_CTRL LONG_ASM_CONST(0x0000004000000000) 185 #define CPU_FTR_SMT LONG_ASM_CONST(0x0000008000000000) 186 #define CPU_FTR_PAUSE_ZERO LONG_ASM_CONST(0x0000010000000000) 187 #define CPU_FTR_PURR LONG_ASM_CONST(0x0000020000000000) 188 #define CPU_FTR_CELL_TB_BUG LONG_ASM_CONST(0x0000040000000000) 189 #define CPU_FTR_SPURR LONG_ASM_CONST(0x0000080000000000) 190 #define CPU_FTR_DSCR LONG_ASM_CONST(0x0000100000000000) 191 #define CPU_FTR_VSX LONG_ASM_CONST(0x0000200000000000) 192 #define CPU_FTR_SAO LONG_ASM_CONST(0x0000400000000000) 193 #define CPU_FTR_CP_USE_DCBTZ LONG_ASM_CONST(0x0000800000000000) 194 #define CPU_FTR_UNALIGNED_LD_STD LONG_ASM_CONST(0x0001000000000000) 195 #define CPU_FTR_ASYM_SMT LONG_ASM_CONST(0x0002000000000000) 196 #define CPU_FTR_STCX_CHECKS_ADDRESS LONG_ASM_CONST(0x0004000000000000) 197 #define CPU_FTR_POPCNTB LONG_ASM_CONST(0x0008000000000000) 198 #define CPU_FTR_POPCNTD LONG_ASM_CONST(0x0010000000000000) 199 #define CPU_FTR_ICSWX LONG_ASM_CONST(0x0020000000000000) 200 #define CPU_FTR_VMX_COPY LONG_ASM_CONST(0x0040000000000000) 201 #define CPU_FTR_TM LONG_ASM_CONST(0x0080000000000000) 202 #define CPU_FTR_CFAR LONG_ASM_CONST(0x0100000000000000) 203 #define CPU_FTR_HAS_PPR LONG_ASM_CONST(0x0200000000000000) 204 #define CPU_FTR_DAWR LONG_ASM_CONST(0x0400000000000000) 205 #define CPU_FTR_DABRX LONG_ASM_CONST(0x0800000000000000) 206 #define CPU_FTR_PMAO_BUG LONG_ASM_CONST(0x1000000000000000) 207 #define CPU_FTR_SUBCORE LONG_ASM_CONST(0x2000000000000000) 208 209 #ifndef __ASSEMBLY__ 210 211 #define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_NOEXECUTE | CPU_FTR_NODSISRALIGN) 212 213 #define MMU_FTR_PPCAS_ARCH_V2 (MMU_FTR_TLBIEL | MMU_FTR_16M_PAGE) 214 215 /* We only set the altivec features if the kernel was compiled with altivec 216 * support 217 */ 218 #ifdef CONFIG_ALTIVEC 219 #define CPU_FTR_ALTIVEC_COMP CPU_FTR_ALTIVEC 220 #define PPC_FEATURE_HAS_ALTIVEC_COMP PPC_FEATURE_HAS_ALTIVEC 221 #else 222 #define CPU_FTR_ALTIVEC_COMP 0 223 #define PPC_FEATURE_HAS_ALTIVEC_COMP 0 224 #endif 225 226 /* We only set the VSX features if the kernel was compiled with VSX 227 * support 228 */ 229 #ifdef CONFIG_VSX 230 #define CPU_FTR_VSX_COMP CPU_FTR_VSX 231 #define PPC_FEATURE_HAS_VSX_COMP PPC_FEATURE_HAS_VSX 232 #else 233 #define CPU_FTR_VSX_COMP 0 234 #define PPC_FEATURE_HAS_VSX_COMP 0 235 #endif 236 237 /* We only set the spe features if the kernel was compiled with spe 238 * support 239 */ 240 #ifdef CONFIG_SPE 241 #define CPU_FTR_SPE_COMP CPU_FTR_SPE 242 #define PPC_FEATURE_HAS_SPE_COMP PPC_FEATURE_HAS_SPE 243 #define PPC_FEATURE_HAS_EFP_SINGLE_COMP PPC_FEATURE_HAS_EFP_SINGLE 244 #define PPC_FEATURE_HAS_EFP_DOUBLE_COMP PPC_FEATURE_HAS_EFP_DOUBLE 245 #else 246 #define CPU_FTR_SPE_COMP 0 247 #define PPC_FEATURE_HAS_SPE_COMP 0 248 #define PPC_FEATURE_HAS_EFP_SINGLE_COMP 0 249 #define PPC_FEATURE_HAS_EFP_DOUBLE_COMP 0 250 #endif 251 252 /* We only set the TM feature if the kernel was compiled with TM supprt */ 253 #ifdef CONFIG_PPC_TRANSACTIONAL_MEM 254 #define CPU_FTR_TM_COMP CPU_FTR_TM 255 #define PPC_FEATURE2_HTM_COMP PPC_FEATURE2_HTM 256 #define PPC_FEATURE2_HTM_NOSC_COMP PPC_FEATURE2_HTM_NOSC 257 #else 258 #define CPU_FTR_TM_COMP 0 259 #define PPC_FEATURE2_HTM_COMP 0 260 #define PPC_FEATURE2_HTM_NOSC_COMP 0 261 #endif 262 263 /* We need to mark all pages as being coherent if we're SMP or we have a 264 * 74[45]x and an MPC107 host bridge. Also 83xx and PowerQUICC II 265 * require it for PCI "streaming/prefetch" to work properly. 266 * This is also required by 52xx family. 267 */ 268 #if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \ 269 || defined(CONFIG_PPC_83xx) || defined(CONFIG_8260) \ 270 || defined(CONFIG_PPC_MPC52xx) 271 #define CPU_FTR_COMMON CPU_FTR_NEED_COHERENT 272 #else 273 #define CPU_FTR_COMMON 0 274 #endif 275 276 /* The powersave features NAP & DOZE seems to confuse BDI when 277 debugging. So if a BDI is used, disable theses 278 */ 279 #ifndef CONFIG_BDI_SWITCH 280 #define CPU_FTR_MAYBE_CAN_DOZE CPU_FTR_CAN_DOZE 281 #define CPU_FTR_MAYBE_CAN_NAP CPU_FTR_CAN_NAP 282 #else 283 #define CPU_FTR_MAYBE_CAN_DOZE 0 284 #define CPU_FTR_MAYBE_CAN_NAP 0 285 #endif 286 287 #define CPU_FTRS_PPC601 (CPU_FTR_COMMON | CPU_FTR_601 | \ 288 CPU_FTR_COHERENT_ICACHE | CPU_FTR_UNIFIED_ID_CACHE) 289 #define CPU_FTRS_603 (CPU_FTR_COMMON | \ 290 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \ 291 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE) 292 #define CPU_FTRS_604 (CPU_FTR_COMMON | \ 293 CPU_FTR_USE_TB | CPU_FTR_PPC_LE) 294 #define CPU_FTRS_740_NOTAU (CPU_FTR_COMMON | \ 295 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \ 296 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE) 297 #define CPU_FTRS_740 (CPU_FTR_COMMON | \ 298 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \ 299 CPU_FTR_TAU | CPU_FTR_MAYBE_CAN_NAP | \ 300 CPU_FTR_PPC_LE) 301 #define CPU_FTRS_750 (CPU_FTR_COMMON | \ 302 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \ 303 CPU_FTR_TAU | CPU_FTR_MAYBE_CAN_NAP | \ 304 CPU_FTR_PPC_LE) 305 #define CPU_FTRS_750CL (CPU_FTRS_750) 306 #define CPU_FTRS_750FX1 (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM) 307 #define CPU_FTRS_750FX2 (CPU_FTRS_750 | CPU_FTR_NO_DPM) 308 #define CPU_FTRS_750FX (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX) 309 #define CPU_FTRS_750GX (CPU_FTRS_750FX) 310 #define CPU_FTRS_7400_NOTAU (CPU_FTR_COMMON | \ 311 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \ 312 CPU_FTR_ALTIVEC_COMP | \ 313 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE) 314 #define CPU_FTRS_7400 (CPU_FTR_COMMON | \ 315 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \ 316 CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | \ 317 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE) 318 #define CPU_FTRS_7450_20 (CPU_FTR_COMMON | \ 319 CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 320 CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \ 321 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX) 322 #define CPU_FTRS_7450_21 (CPU_FTR_COMMON | \ 323 CPU_FTR_USE_TB | \ 324 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 325 CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \ 326 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \ 327 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX) 328 #define CPU_FTRS_7450_23 (CPU_FTR_COMMON | \ 329 CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \ 330 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 331 CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \ 332 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE) 333 #define CPU_FTRS_7455_1 (CPU_FTR_COMMON | \ 334 CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \ 335 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR | \ 336 CPU_FTR_SPEC7450 | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE) 337 #define CPU_FTRS_7455_20 (CPU_FTR_COMMON | \ 338 CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \ 339 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 340 CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \ 341 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \ 342 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE) 343 #define CPU_FTRS_7455 (CPU_FTR_COMMON | \ 344 CPU_FTR_USE_TB | \ 345 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 346 CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \ 347 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX) 348 #define CPU_FTRS_7447_10 (CPU_FTR_COMMON | \ 349 CPU_FTR_USE_TB | \ 350 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 351 CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \ 352 CPU_FTR_NEED_COHERENT | CPU_FTR_NO_BTIC | CPU_FTR_PPC_LE | \ 353 CPU_FTR_NEED_PAIRED_STWCX) 354 #define CPU_FTRS_7447 (CPU_FTR_COMMON | \ 355 CPU_FTR_USE_TB | \ 356 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 357 CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \ 358 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX) 359 #define CPU_FTRS_7447A (CPU_FTR_COMMON | \ 360 CPU_FTR_USE_TB | \ 361 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 362 CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \ 363 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX) 364 #define CPU_FTRS_7448 (CPU_FTR_COMMON | \ 365 CPU_FTR_USE_TB | \ 366 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 367 CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \ 368 CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX) 369 #define CPU_FTRS_82XX (CPU_FTR_COMMON | \ 370 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB) 371 #define CPU_FTRS_G2_LE (CPU_FTR_COMMON | CPU_FTR_MAYBE_CAN_DOZE | \ 372 CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP) 373 #define CPU_FTRS_E300 (CPU_FTR_MAYBE_CAN_DOZE | \ 374 CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | \ 375 CPU_FTR_COMMON) 376 #define CPU_FTRS_E300C2 (CPU_FTR_MAYBE_CAN_DOZE | \ 377 CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | \ 378 CPU_FTR_COMMON | CPU_FTR_FPU_UNAVAILABLE) 379 #define CPU_FTRS_CLASSIC32 (CPU_FTR_COMMON | CPU_FTR_USE_TB) 380 #define CPU_FTRS_8XX (CPU_FTR_USE_TB | CPU_FTR_NOEXECUTE) 381 #define CPU_FTRS_40X (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE) 382 #define CPU_FTRS_44X (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE) 383 #define CPU_FTRS_440x6 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE | \ 384 CPU_FTR_INDEXED_DCR) 385 #define CPU_FTRS_47X (CPU_FTRS_440x6) 386 #define CPU_FTRS_E200 (CPU_FTR_USE_TB | CPU_FTR_SPE_COMP | \ 387 CPU_FTR_NODSISRALIGN | CPU_FTR_COHERENT_ICACHE | \ 388 CPU_FTR_UNIFIED_ID_CACHE | CPU_FTR_NOEXECUTE | \ 389 CPU_FTR_DEBUG_LVL_EXC) 390 #define CPU_FTRS_E500 (CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \ 391 CPU_FTR_SPE_COMP | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NODSISRALIGN | \ 392 CPU_FTR_NOEXECUTE) 393 #define CPU_FTRS_E500_2 (CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \ 394 CPU_FTR_SPE_COMP | CPU_FTR_MAYBE_CAN_NAP | \ 395 CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE) 396 #define CPU_FTRS_E500MC (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | \ 397 CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \ 398 CPU_FTR_DBELL | CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV) 399 /* 400 * e5500/e6500 erratum A-006958 is a timebase bug that can use the 401 * same workaround as CPU_FTR_CELL_TB_BUG. 402 */ 403 #define CPU_FTRS_E5500 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | \ 404 CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \ 405 CPU_FTR_DBELL | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \ 406 CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV | CPU_FTR_CELL_TB_BUG) 407 #define CPU_FTRS_E6500 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | \ 408 CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \ 409 CPU_FTR_DBELL | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \ 410 CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV | CPU_FTR_ALTIVEC_COMP | \ 411 CPU_FTR_CELL_TB_BUG | CPU_FTR_SMT) 412 #define CPU_FTRS_GENERIC_32 (CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN) 413 414 /* 64-bit CPUs */ 415 #define CPU_FTRS_POWER4 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ 416 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \ 417 CPU_FTR_MMCRA | CPU_FTR_CP_USE_DCBTZ | \ 418 CPU_FTR_STCX_CHECKS_ADDRESS) 419 #define CPU_FTRS_PPC970 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ 420 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_201 | \ 421 CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA | \ 422 CPU_FTR_CP_USE_DCBTZ | CPU_FTR_STCX_CHECKS_ADDRESS | \ 423 CPU_FTR_HVMODE | CPU_FTR_DABRX) 424 #define CPU_FTRS_POWER5 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ 425 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \ 426 CPU_FTR_MMCRA | CPU_FTR_SMT | \ 427 CPU_FTR_COHERENT_ICACHE | CPU_FTR_PURR | \ 428 CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_DABRX) 429 #define CPU_FTRS_POWER6 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ 430 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \ 431 CPU_FTR_MMCRA | CPU_FTR_SMT | \ 432 CPU_FTR_COHERENT_ICACHE | \ 433 CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \ 434 CPU_FTR_DSCR | CPU_FTR_UNALIGNED_LD_STD | \ 435 CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_CFAR | \ 436 CPU_FTR_DABRX) 437 #define CPU_FTRS_POWER7 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ 438 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_206 |\ 439 CPU_FTR_MMCRA | CPU_FTR_SMT | \ 440 CPU_FTR_COHERENT_ICACHE | \ 441 CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \ 442 CPU_FTR_DSCR | CPU_FTR_SAO | CPU_FTR_ASYM_SMT | \ 443 CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \ 444 CPU_FTR_ICSWX | CPU_FTR_CFAR | CPU_FTR_HVMODE | \ 445 CPU_FTR_VMX_COPY | CPU_FTR_HAS_PPR | CPU_FTR_DABRX) 446 #define CPU_FTRS_POWER8 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ 447 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_206 |\ 448 CPU_FTR_MMCRA | CPU_FTR_SMT | \ 449 CPU_FTR_COHERENT_ICACHE | \ 450 CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \ 451 CPU_FTR_DSCR | CPU_FTR_SAO | \ 452 CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \ 453 CPU_FTR_ICSWX | CPU_FTR_CFAR | CPU_FTR_HVMODE | CPU_FTR_VMX_COPY | \ 454 CPU_FTR_DBELL | CPU_FTR_HAS_PPR | CPU_FTR_DAWR | \ 455 CPU_FTR_ARCH_207S | CPU_FTR_TM_COMP | CPU_FTR_SUBCORE) 456 #define CPU_FTRS_POWER8E (CPU_FTRS_POWER8 | CPU_FTR_PMAO_BUG) 457 #define CPU_FTRS_POWER8_DD1 (CPU_FTRS_POWER8 & ~CPU_FTR_DBELL) 458 #define CPU_FTRS_POWER9 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ 459 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_206 |\ 460 CPU_FTR_MMCRA | CPU_FTR_SMT | \ 461 CPU_FTR_COHERENT_ICACHE | \ 462 CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \ 463 CPU_FTR_DSCR | CPU_FTR_SAO | \ 464 CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \ 465 CPU_FTR_ICSWX | CPU_FTR_CFAR | CPU_FTR_HVMODE | CPU_FTR_VMX_COPY | \ 466 CPU_FTR_DBELL | CPU_FTR_HAS_PPR | CPU_FTR_DAWR | \ 467 CPU_FTR_ARCH_207S | CPU_FTR_TM_COMP | CPU_FTR_ARCH_300) 468 #define CPU_FTRS_CELL (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ 469 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \ 470 CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \ 471 CPU_FTR_PAUSE_ZERO | CPU_FTR_CELL_TB_BUG | CPU_FTR_CP_USE_DCBTZ | \ 472 CPU_FTR_UNALIGNED_LD_STD | CPU_FTR_DABRX) 473 #define CPU_FTRS_PA6T (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ 474 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_ALTIVEC_COMP | \ 475 CPU_FTR_PURR | CPU_FTR_REAL_LE | CPU_FTR_DABRX) 476 #define CPU_FTRS_COMPATIBLE (CPU_FTR_USE_TB | CPU_FTR_PPCAS_ARCH_V2) 477 478 #ifdef __powerpc64__ 479 #ifdef CONFIG_PPC_BOOK3E 480 #define CPU_FTRS_POSSIBLE (CPU_FTRS_E6500 | CPU_FTRS_E5500) 481 #else 482 #define CPU_FTRS_POSSIBLE \ 483 (CPU_FTRS_POWER4 | CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | \ 484 CPU_FTRS_POWER6 | CPU_FTRS_POWER7 | CPU_FTRS_POWER8E | \ 485 CPU_FTRS_POWER8 | CPU_FTRS_POWER8_DD1 | CPU_FTRS_CELL | \ 486 CPU_FTRS_PA6T | CPU_FTR_VSX | CPU_FTRS_POWER9) 487 #endif 488 #else 489 enum { 490 CPU_FTRS_POSSIBLE = 491 #ifdef CONFIG_PPC_BOOK3S_32 492 CPU_FTRS_PPC601 | CPU_FTRS_603 | CPU_FTRS_604 | CPU_FTRS_740_NOTAU | 493 CPU_FTRS_740 | CPU_FTRS_750 | CPU_FTRS_750FX1 | 494 CPU_FTRS_750FX2 | CPU_FTRS_750FX | CPU_FTRS_750GX | 495 CPU_FTRS_7400_NOTAU | CPU_FTRS_7400 | CPU_FTRS_7450_20 | 496 CPU_FTRS_7450_21 | CPU_FTRS_7450_23 | CPU_FTRS_7455_1 | 497 CPU_FTRS_7455_20 | CPU_FTRS_7455 | CPU_FTRS_7447_10 | 498 CPU_FTRS_7447 | CPU_FTRS_7447A | CPU_FTRS_82XX | 499 CPU_FTRS_G2_LE | CPU_FTRS_E300 | CPU_FTRS_E300C2 | 500 CPU_FTRS_CLASSIC32 | 501 #else 502 CPU_FTRS_GENERIC_32 | 503 #endif 504 #ifdef CONFIG_8xx 505 CPU_FTRS_8XX | 506 #endif 507 #ifdef CONFIG_40x 508 CPU_FTRS_40X | 509 #endif 510 #ifdef CONFIG_44x 511 CPU_FTRS_44X | CPU_FTRS_440x6 | 512 #endif 513 #ifdef CONFIG_PPC_47x 514 CPU_FTRS_47X | CPU_FTR_476_DD2 | 515 #endif 516 #ifdef CONFIG_E200 517 CPU_FTRS_E200 | 518 #endif 519 #ifdef CONFIG_E500 520 CPU_FTRS_E500 | CPU_FTRS_E500_2 | 521 #endif 522 #ifdef CONFIG_PPC_E500MC 523 CPU_FTRS_E500MC | CPU_FTRS_E5500 | CPU_FTRS_E6500 | 524 #endif 525 0, 526 }; 527 #endif /* __powerpc64__ */ 528 529 #ifdef __powerpc64__ 530 #ifdef CONFIG_PPC_BOOK3E 531 #define CPU_FTRS_ALWAYS (CPU_FTRS_E6500 & CPU_FTRS_E5500) 532 #else 533 #define CPU_FTRS_ALWAYS \ 534 (CPU_FTRS_POWER4 & CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & \ 535 CPU_FTRS_POWER6 & CPU_FTRS_POWER7 & CPU_FTRS_CELL & \ 536 CPU_FTRS_PA6T & CPU_FTRS_POWER8 & CPU_FTRS_POWER8E & \ 537 CPU_FTRS_POWER8_DD1 & ~CPU_FTR_HVMODE & CPU_FTRS_POSSIBLE & \ 538 CPU_FTRS_POWER9) 539 #endif 540 #else 541 enum { 542 CPU_FTRS_ALWAYS = 543 #ifdef CONFIG_PPC_BOOK3S_32 544 CPU_FTRS_PPC601 & CPU_FTRS_603 & CPU_FTRS_604 & CPU_FTRS_740_NOTAU & 545 CPU_FTRS_740 & CPU_FTRS_750 & CPU_FTRS_750FX1 & 546 CPU_FTRS_750FX2 & CPU_FTRS_750FX & CPU_FTRS_750GX & 547 CPU_FTRS_7400_NOTAU & CPU_FTRS_7400 & CPU_FTRS_7450_20 & 548 CPU_FTRS_7450_21 & CPU_FTRS_7450_23 & CPU_FTRS_7455_1 & 549 CPU_FTRS_7455_20 & CPU_FTRS_7455 & CPU_FTRS_7447_10 & 550 CPU_FTRS_7447 & CPU_FTRS_7447A & CPU_FTRS_82XX & 551 CPU_FTRS_G2_LE & CPU_FTRS_E300 & CPU_FTRS_E300C2 & 552 CPU_FTRS_CLASSIC32 & 553 #else 554 CPU_FTRS_GENERIC_32 & 555 #endif 556 #ifdef CONFIG_8xx 557 CPU_FTRS_8XX & 558 #endif 559 #ifdef CONFIG_40x 560 CPU_FTRS_40X & 561 #endif 562 #ifdef CONFIG_44x 563 CPU_FTRS_44X & CPU_FTRS_440x6 & 564 #endif 565 #ifdef CONFIG_E200 566 CPU_FTRS_E200 & 567 #endif 568 #ifdef CONFIG_E500 569 CPU_FTRS_E500 & CPU_FTRS_E500_2 & 570 #endif 571 #ifdef CONFIG_PPC_E500MC 572 CPU_FTRS_E500MC & CPU_FTRS_E5500 & CPU_FTRS_E6500 & 573 #endif 574 ~CPU_FTR_EMB_HV & /* can be removed at runtime */ 575 CPU_FTRS_POSSIBLE, 576 }; 577 #endif /* __powerpc64__ */ 578 579 static inline int cpu_has_feature(unsigned long feature) 580 { 581 return (CPU_FTRS_ALWAYS & feature) || 582 (CPU_FTRS_POSSIBLE 583 & cur_cpu_spec->cpu_features 584 & feature); 585 } 586 587 #define HBP_NUM 1 588 589 #endif /* !__ASSEMBLY__ */ 590 591 #endif /* __ASM_POWERPC_CPUTABLE_H */ 592