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 <uapi/asm/cputable.h> 8 #include <asm/asm-const.h> 9 10 #ifndef __ASSEMBLY__ 11 12 /* This structure can grow, it's real size is used by head.S code 13 * via the mkdefs mechanism. 14 */ 15 struct cpu_spec; 16 17 typedef void (*cpu_setup_t)(unsigned long offset, struct cpu_spec* spec); 18 typedef void (*cpu_restore_t)(void); 19 20 enum powerpc_oprofile_type { 21 PPC_OPROFILE_INVALID = 0, 22 PPC_OPROFILE_RS64 = 1, 23 PPC_OPROFILE_POWER4 = 2, 24 PPC_OPROFILE_G4 = 3, 25 PPC_OPROFILE_FSL_EMB = 4, 26 PPC_OPROFILE_CELL = 5, 27 PPC_OPROFILE_PA6T = 6, 28 }; 29 30 enum powerpc_pmc_type { 31 PPC_PMC_DEFAULT = 0, 32 PPC_PMC_IBM = 1, 33 PPC_PMC_PA6T = 2, 34 PPC_PMC_G4 = 3, 35 }; 36 37 struct pt_regs; 38 39 extern int machine_check_generic(struct pt_regs *regs); 40 extern int machine_check_4xx(struct pt_regs *regs); 41 extern int machine_check_440A(struct pt_regs *regs); 42 extern int machine_check_e500mc(struct pt_regs *regs); 43 extern int machine_check_e500(struct pt_regs *regs); 44 extern int machine_check_e200(struct pt_regs *regs); 45 extern int machine_check_47x(struct pt_regs *regs); 46 int machine_check_8xx(struct pt_regs *regs); 47 int machine_check_83xx(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 /* Definitions for features that we have on both 32-bit and 64-bit chips */ 135 #define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x00000001) 136 #define CPU_FTR_ALTIVEC ASM_CONST(0x00000002) 137 #define CPU_FTR_DBELL ASM_CONST(0x00000004) 138 #define CPU_FTR_CAN_NAP ASM_CONST(0x00000008) 139 #define CPU_FTR_DEBUG_LVL_EXC ASM_CONST(0x00000010) 140 #define CPU_FTR_NODSISRALIGN ASM_CONST(0x00000020) 141 #define CPU_FTR_FPU_UNAVAILABLE ASM_CONST(0x00000040) 142 #define CPU_FTR_LWSYNC ASM_CONST(0x00000080) 143 #define CPU_FTR_NOEXECUTE ASM_CONST(0x00000100) 144 #define CPU_FTR_EMB_HV ASM_CONST(0x00000200) 145 146 /* Definitions for features that only exist on 32-bit chips */ 147 #ifdef CONFIG_PPC32 148 #define CPU_FTR_L2CR ASM_CONST(0x00002000) 149 #define CPU_FTR_SPEC7450 ASM_CONST(0x00004000) 150 #define CPU_FTR_TAU ASM_CONST(0x00008000) 151 #define CPU_FTR_CAN_DOZE ASM_CONST(0x00010000) 152 #define CPU_FTR_L3CR ASM_CONST(0x00040000) 153 #define CPU_FTR_L3_DISABLE_NAP ASM_CONST(0x00080000) 154 #define CPU_FTR_NAP_DISABLE_L2_PR ASM_CONST(0x00100000) 155 #define CPU_FTR_DUAL_PLL_750FX ASM_CONST(0x00200000) 156 #define CPU_FTR_NO_DPM ASM_CONST(0x00400000) 157 #define CPU_FTR_476_DD2 ASM_CONST(0x00800000) 158 #define CPU_FTR_NEED_COHERENT ASM_CONST(0x01000000) 159 #define CPU_FTR_NO_BTIC ASM_CONST(0x02000000) 160 #define CPU_FTR_PPC_LE ASM_CONST(0x04000000) 161 #define CPU_FTR_SPE ASM_CONST(0x10000000) 162 #define CPU_FTR_NEED_PAIRED_STWCX ASM_CONST(0x20000000) 163 #define CPU_FTR_INDEXED_DCR ASM_CONST(0x40000000) 164 165 #else /* CONFIG_PPC32 */ 166 /* Define these to 0 for the sake of tests in common code */ 167 #define CPU_FTR_PPC_LE (0) 168 #define CPU_FTR_SPE (0) 169 #endif 170 171 /* 172 * Definitions for the 64-bit processor unique features; 173 * on 32-bit, make the names available but defined to be 0. 174 */ 175 #ifdef __powerpc64__ 176 #define LONG_ASM_CONST(x) ASM_CONST(x) 177 #else 178 #define LONG_ASM_CONST(x) 0 179 #endif 180 181 #define CPU_FTR_REAL_LE LONG_ASM_CONST(0x0000000000001000) 182 #define CPU_FTR_HVMODE LONG_ASM_CONST(0x0000000000002000) 183 #define CPU_FTR_ARCH_206 LONG_ASM_CONST(0x0000000000008000) 184 #define CPU_FTR_ARCH_207S LONG_ASM_CONST(0x0000000000010000) 185 #define CPU_FTR_ARCH_300 LONG_ASM_CONST(0x0000000000020000) 186 #define CPU_FTR_MMCRA LONG_ASM_CONST(0x0000000000040000) 187 #define CPU_FTR_CTRL LONG_ASM_CONST(0x0000000000080000) 188 #define CPU_FTR_SMT LONG_ASM_CONST(0x0000000000100000) 189 #define CPU_FTR_PAUSE_ZERO LONG_ASM_CONST(0x0000000000200000) 190 #define CPU_FTR_PURR LONG_ASM_CONST(0x0000000000400000) 191 #define CPU_FTR_CELL_TB_BUG LONG_ASM_CONST(0x0000000000800000) 192 #define CPU_FTR_SPURR LONG_ASM_CONST(0x0000000001000000) 193 #define CPU_FTR_DSCR LONG_ASM_CONST(0x0000000002000000) 194 #define CPU_FTR_VSX LONG_ASM_CONST(0x0000000004000000) 195 #define CPU_FTR_SAO LONG_ASM_CONST(0x0000000008000000) 196 #define CPU_FTR_CP_USE_DCBTZ LONG_ASM_CONST(0x0000000010000000) 197 #define CPU_FTR_UNALIGNED_LD_STD LONG_ASM_CONST(0x0000000020000000) 198 #define CPU_FTR_ASYM_SMT LONG_ASM_CONST(0x0000000040000000) 199 #define CPU_FTR_STCX_CHECKS_ADDRESS LONG_ASM_CONST(0x0000000080000000) 200 #define CPU_FTR_POPCNTB LONG_ASM_CONST(0x0000000100000000) 201 #define CPU_FTR_POPCNTD LONG_ASM_CONST(0x0000000200000000) 202 /* LONG_ASM_CONST(0x0000000400000000) Free */ 203 #define CPU_FTR_VMX_COPY LONG_ASM_CONST(0x0000000800000000) 204 #define CPU_FTR_TM LONG_ASM_CONST(0x0000001000000000) 205 #define CPU_FTR_CFAR LONG_ASM_CONST(0x0000002000000000) 206 #define CPU_FTR_HAS_PPR LONG_ASM_CONST(0x0000004000000000) 207 #define CPU_FTR_DAWR LONG_ASM_CONST(0x0000008000000000) 208 #define CPU_FTR_DABRX LONG_ASM_CONST(0x0000010000000000) 209 #define CPU_FTR_PMAO_BUG LONG_ASM_CONST(0x0000020000000000) 210 #define CPU_FTR_POWER9_DD2_1 LONG_ASM_CONST(0x0000080000000000) 211 #define CPU_FTR_P9_TM_HV_ASSIST LONG_ASM_CONST(0x0000100000000000) 212 #define CPU_FTR_P9_TM_XER_SO_BUG LONG_ASM_CONST(0x0000200000000000) 213 #define CPU_FTR_P9_TLBIE_STQ_BUG LONG_ASM_CONST(0x0000400000000000) 214 #define CPU_FTR_P9_TIDR LONG_ASM_CONST(0x0000800000000000) 215 #define CPU_FTR_P9_TLBIE_ERAT_BUG LONG_ASM_CONST(0x0001000000000000) 216 #define CPU_FTR_P9_RADIX_PREFETCH_BUG LONG_ASM_CONST(0x0002000000000000) 217 #define CPU_FTR_ARCH_31 LONG_ASM_CONST(0x0004000000000000) 218 #define CPU_FTR_DAWR1 LONG_ASM_CONST(0x0008000000000000) 219 220 #ifndef __ASSEMBLY__ 221 222 #define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_NOEXECUTE | CPU_FTR_NODSISRALIGN) 223 224 #define MMU_FTR_PPCAS_ARCH_V2 (MMU_FTR_TLBIEL | MMU_FTR_16M_PAGE) 225 226 /* We only set the altivec features if the kernel was compiled with altivec 227 * support 228 */ 229 #ifdef CONFIG_ALTIVEC 230 #define CPU_FTR_ALTIVEC_COMP CPU_FTR_ALTIVEC 231 #define PPC_FEATURE_HAS_ALTIVEC_COMP PPC_FEATURE_HAS_ALTIVEC 232 #else 233 #define CPU_FTR_ALTIVEC_COMP 0 234 #define PPC_FEATURE_HAS_ALTIVEC_COMP 0 235 #endif 236 237 /* We only set the VSX features if the kernel was compiled with VSX 238 * support 239 */ 240 #ifdef CONFIG_VSX 241 #define CPU_FTR_VSX_COMP CPU_FTR_VSX 242 #define PPC_FEATURE_HAS_VSX_COMP PPC_FEATURE_HAS_VSX 243 #else 244 #define CPU_FTR_VSX_COMP 0 245 #define PPC_FEATURE_HAS_VSX_COMP 0 246 #endif 247 248 /* We only set the spe features if the kernel was compiled with spe 249 * support 250 */ 251 #ifdef CONFIG_SPE 252 #define CPU_FTR_SPE_COMP CPU_FTR_SPE 253 #define PPC_FEATURE_HAS_SPE_COMP PPC_FEATURE_HAS_SPE 254 #define PPC_FEATURE_HAS_EFP_SINGLE_COMP PPC_FEATURE_HAS_EFP_SINGLE 255 #define PPC_FEATURE_HAS_EFP_DOUBLE_COMP PPC_FEATURE_HAS_EFP_DOUBLE 256 #else 257 #define CPU_FTR_SPE_COMP 0 258 #define PPC_FEATURE_HAS_SPE_COMP 0 259 #define PPC_FEATURE_HAS_EFP_SINGLE_COMP 0 260 #define PPC_FEATURE_HAS_EFP_DOUBLE_COMP 0 261 #endif 262 263 /* We only set the TM feature if the kernel was compiled with TM supprt */ 264 #ifdef CONFIG_PPC_TRANSACTIONAL_MEM 265 #define CPU_FTR_TM_COMP CPU_FTR_TM 266 #define PPC_FEATURE2_HTM_COMP PPC_FEATURE2_HTM 267 #define PPC_FEATURE2_HTM_NOSC_COMP PPC_FEATURE2_HTM_NOSC 268 #else 269 #define CPU_FTR_TM_COMP 0 270 #define PPC_FEATURE2_HTM_COMP 0 271 #define PPC_FEATURE2_HTM_NOSC_COMP 0 272 #endif 273 274 /* We need to mark all pages as being coherent if we're SMP or we have a 275 * 74[45]x and an MPC107 host bridge. Also 83xx and PowerQUICC II 276 * require it for PCI "streaming/prefetch" to work properly. 277 * This is also required by 52xx family. 278 */ 279 #if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \ 280 || defined(CONFIG_PPC_83xx) || defined(CONFIG_8260) \ 281 || defined(CONFIG_PPC_MPC52xx) 282 #define CPU_FTR_COMMON CPU_FTR_NEED_COHERENT 283 #else 284 #define CPU_FTR_COMMON 0 285 #endif 286 287 /* The powersave features NAP & DOZE seems to confuse BDI when 288 debugging. So if a BDI is used, disable theses 289 */ 290 #ifndef CONFIG_BDI_SWITCH 291 #define CPU_FTR_MAYBE_CAN_DOZE CPU_FTR_CAN_DOZE 292 #define CPU_FTR_MAYBE_CAN_NAP CPU_FTR_CAN_NAP 293 #else 294 #define CPU_FTR_MAYBE_CAN_DOZE 0 295 #define CPU_FTR_MAYBE_CAN_NAP 0 296 #endif 297 298 #define CPU_FTRS_603 (CPU_FTR_COMMON | CPU_FTR_MAYBE_CAN_DOZE | \ 299 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE | CPU_FTR_NOEXECUTE) 300 #define CPU_FTRS_604 (CPU_FTR_COMMON | CPU_FTR_PPC_LE) 301 #define CPU_FTRS_740_NOTAU (CPU_FTR_COMMON | \ 302 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_L2CR | \ 303 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE) 304 #define CPU_FTRS_740 (CPU_FTR_COMMON | \ 305 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_L2CR | \ 306 CPU_FTR_TAU | CPU_FTR_MAYBE_CAN_NAP | \ 307 CPU_FTR_PPC_LE) 308 #define CPU_FTRS_750 (CPU_FTR_COMMON | \ 309 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_L2CR | \ 310 CPU_FTR_TAU | CPU_FTR_MAYBE_CAN_NAP | \ 311 CPU_FTR_PPC_LE) 312 #define CPU_FTRS_750CL (CPU_FTRS_750) 313 #define CPU_FTRS_750FX1 (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM) 314 #define CPU_FTRS_750FX2 (CPU_FTRS_750 | CPU_FTR_NO_DPM) 315 #define CPU_FTRS_750FX (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX) 316 #define CPU_FTRS_750GX (CPU_FTRS_750FX) 317 #define CPU_FTRS_7400_NOTAU (CPU_FTR_COMMON | \ 318 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_L2CR | \ 319 CPU_FTR_ALTIVEC_COMP | \ 320 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE) 321 #define CPU_FTRS_7400 (CPU_FTR_COMMON | \ 322 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_L2CR | \ 323 CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | \ 324 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE) 325 #define CPU_FTRS_7450_20 (CPU_FTR_COMMON | \ 326 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 327 CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \ 328 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX) 329 #define CPU_FTRS_7450_21 (CPU_FTR_COMMON | \ 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_L3_DISABLE_NAP | \ 333 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX) 334 #define CPU_FTRS_7450_23 (CPU_FTR_COMMON | \ 335 CPU_FTR_NEED_PAIRED_STWCX | \ 336 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 337 CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \ 338 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE) 339 #define CPU_FTRS_7455_1 (CPU_FTR_COMMON | \ 340 CPU_FTR_NEED_PAIRED_STWCX | \ 341 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR | \ 342 CPU_FTR_SPEC7450 | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE) 343 #define CPU_FTRS_7455_20 (CPU_FTR_COMMON | \ 344 CPU_FTR_NEED_PAIRED_STWCX | \ 345 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 346 CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \ 347 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \ 348 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE) 349 #define CPU_FTRS_7455 (CPU_FTR_COMMON | \ 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_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX) 353 #define CPU_FTRS_7447_10 (CPU_FTR_COMMON | \ 354 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 355 CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \ 356 CPU_FTR_NEED_COHERENT | CPU_FTR_NO_BTIC | CPU_FTR_PPC_LE | \ 357 CPU_FTR_NEED_PAIRED_STWCX) 358 #define CPU_FTRS_7447 (CPU_FTR_COMMON | \ 359 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 360 CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \ 361 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX) 362 #define CPU_FTRS_7447A (CPU_FTR_COMMON | \ 363 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 364 CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \ 365 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX) 366 #define CPU_FTRS_7448 (CPU_FTR_COMMON | \ 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 | CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_NOEXECUTE) 371 #define CPU_FTRS_G2_LE (CPU_FTR_COMMON | CPU_FTR_MAYBE_CAN_DOZE | \ 372 CPU_FTR_MAYBE_CAN_NAP) 373 #define CPU_FTRS_E300 (CPU_FTR_MAYBE_CAN_DOZE | \ 374 CPU_FTR_MAYBE_CAN_NAP | \ 375 CPU_FTR_COMMON | CPU_FTR_NOEXECUTE) 376 #define CPU_FTRS_E300C2 (CPU_FTR_MAYBE_CAN_DOZE | \ 377 CPU_FTR_MAYBE_CAN_NAP | \ 378 CPU_FTR_COMMON | CPU_FTR_FPU_UNAVAILABLE | CPU_FTR_NOEXECUTE) 379 #define CPU_FTRS_CLASSIC32 (CPU_FTR_COMMON) 380 #define CPU_FTRS_8XX (CPU_FTR_NOEXECUTE) 381 #define CPU_FTRS_40X (CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE) 382 #define CPU_FTRS_44X (CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE) 383 #define CPU_FTRS_440x6 (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_SPE_COMP | \ 387 CPU_FTR_NODSISRALIGN | CPU_FTR_COHERENT_ICACHE | \ 388 CPU_FTR_NOEXECUTE | \ 389 CPU_FTR_DEBUG_LVL_EXC) 390 #define CPU_FTRS_E500 (CPU_FTR_MAYBE_CAN_DOZE | \ 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 | \ 394 CPU_FTR_SPE_COMP | CPU_FTR_MAYBE_CAN_NAP | \ 395 CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE) 396 #define CPU_FTRS_E500MC (CPU_FTR_NODSISRALIGN | \ 397 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_NODSISRALIGN | \ 404 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_NODSISRALIGN | \ 408 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_PPC970 (CPU_FTR_LWSYNC | \ 416 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \ 417 CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA | \ 418 CPU_FTR_CP_USE_DCBTZ | CPU_FTR_STCX_CHECKS_ADDRESS | \ 419 CPU_FTR_HVMODE | CPU_FTR_DABRX) 420 #define CPU_FTRS_POWER5 (CPU_FTR_LWSYNC | \ 421 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \ 422 CPU_FTR_MMCRA | CPU_FTR_SMT | \ 423 CPU_FTR_COHERENT_ICACHE | CPU_FTR_PURR | \ 424 CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_DABRX) 425 #define CPU_FTRS_POWER6 (CPU_FTR_LWSYNC | \ 426 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \ 427 CPU_FTR_MMCRA | CPU_FTR_SMT | \ 428 CPU_FTR_COHERENT_ICACHE | \ 429 CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \ 430 CPU_FTR_DSCR | CPU_FTR_UNALIGNED_LD_STD | \ 431 CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_CFAR | \ 432 CPU_FTR_DABRX) 433 #define CPU_FTRS_POWER7 (CPU_FTR_LWSYNC | \ 434 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_206 |\ 435 CPU_FTR_MMCRA | CPU_FTR_SMT | \ 436 CPU_FTR_COHERENT_ICACHE | \ 437 CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \ 438 CPU_FTR_DSCR | CPU_FTR_SAO | CPU_FTR_ASYM_SMT | \ 439 CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \ 440 CPU_FTR_CFAR | CPU_FTR_HVMODE | \ 441 CPU_FTR_VMX_COPY | CPU_FTR_HAS_PPR | CPU_FTR_DABRX ) 442 #define CPU_FTRS_POWER8 (CPU_FTR_LWSYNC | \ 443 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_206 |\ 444 CPU_FTR_MMCRA | CPU_FTR_SMT | \ 445 CPU_FTR_COHERENT_ICACHE | \ 446 CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \ 447 CPU_FTR_DSCR | CPU_FTR_SAO | \ 448 CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \ 449 CPU_FTR_CFAR | CPU_FTR_HVMODE | CPU_FTR_VMX_COPY | \ 450 CPU_FTR_DBELL | CPU_FTR_HAS_PPR | CPU_FTR_DAWR | \ 451 CPU_FTR_ARCH_207S | CPU_FTR_TM_COMP ) 452 #define CPU_FTRS_POWER8E (CPU_FTRS_POWER8 | CPU_FTR_PMAO_BUG) 453 #define CPU_FTRS_POWER9 (CPU_FTR_LWSYNC | \ 454 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_206 |\ 455 CPU_FTR_MMCRA | CPU_FTR_SMT | \ 456 CPU_FTR_COHERENT_ICACHE | \ 457 CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \ 458 CPU_FTR_DSCR | CPU_FTR_SAO | \ 459 CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \ 460 CPU_FTR_CFAR | CPU_FTR_HVMODE | CPU_FTR_VMX_COPY | \ 461 CPU_FTR_DBELL | CPU_FTR_HAS_PPR | CPU_FTR_ARCH_207S | \ 462 CPU_FTR_TM_COMP | CPU_FTR_ARCH_300 | CPU_FTR_P9_TLBIE_STQ_BUG | \ 463 CPU_FTR_P9_TLBIE_ERAT_BUG | CPU_FTR_P9_TIDR) 464 #define CPU_FTRS_POWER9_DD2_0 (CPU_FTRS_POWER9 | CPU_FTR_P9_RADIX_PREFETCH_BUG) 465 #define CPU_FTRS_POWER9_DD2_1 (CPU_FTRS_POWER9 | \ 466 CPU_FTR_P9_RADIX_PREFETCH_BUG | \ 467 CPU_FTR_POWER9_DD2_1) 468 #define CPU_FTRS_POWER9_DD2_2 (CPU_FTRS_POWER9 | CPU_FTR_POWER9_DD2_1 | \ 469 CPU_FTR_P9_TM_HV_ASSIST | \ 470 CPU_FTR_P9_TM_XER_SO_BUG) 471 #define CPU_FTRS_POWER10 (CPU_FTR_LWSYNC | \ 472 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_206 |\ 473 CPU_FTR_MMCRA | CPU_FTR_SMT | \ 474 CPU_FTR_COHERENT_ICACHE | \ 475 CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \ 476 CPU_FTR_DSCR | CPU_FTR_SAO | \ 477 CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \ 478 CPU_FTR_CFAR | CPU_FTR_HVMODE | CPU_FTR_VMX_COPY | \ 479 CPU_FTR_DBELL | CPU_FTR_HAS_PPR | CPU_FTR_ARCH_207S | \ 480 CPU_FTR_ARCH_300 | CPU_FTR_ARCH_31 | \ 481 CPU_FTR_DAWR | CPU_FTR_DAWR1) 482 #define CPU_FTRS_CELL (CPU_FTR_LWSYNC | \ 483 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \ 484 CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \ 485 CPU_FTR_PAUSE_ZERO | CPU_FTR_CELL_TB_BUG | CPU_FTR_CP_USE_DCBTZ | \ 486 CPU_FTR_UNALIGNED_LD_STD | CPU_FTR_DABRX) 487 #define CPU_FTRS_PA6T (CPU_FTR_LWSYNC | \ 488 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_ALTIVEC_COMP | \ 489 CPU_FTR_PURR | CPU_FTR_REAL_LE | CPU_FTR_DABRX) 490 #define CPU_FTRS_COMPATIBLE (CPU_FTR_PPCAS_ARCH_V2) 491 492 #ifdef __powerpc64__ 493 #ifdef CONFIG_PPC_BOOK3E 494 #define CPU_FTRS_POSSIBLE (CPU_FTRS_E6500 | CPU_FTRS_E5500) 495 #else 496 #ifdef CONFIG_CPU_LITTLE_ENDIAN 497 #define CPU_FTRS_POSSIBLE \ 498 (CPU_FTRS_POWER7 | CPU_FTRS_POWER8E | CPU_FTRS_POWER8 | \ 499 CPU_FTR_ALTIVEC_COMP | CPU_FTR_VSX_COMP | CPU_FTRS_POWER9 | \ 500 CPU_FTRS_POWER9_DD2_1 | CPU_FTRS_POWER9_DD2_2 | CPU_FTRS_POWER10) 501 #else 502 #define CPU_FTRS_POSSIBLE \ 503 (CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | \ 504 CPU_FTRS_POWER6 | CPU_FTRS_POWER7 | CPU_FTRS_POWER8E | \ 505 CPU_FTRS_POWER8 | CPU_FTRS_CELL | CPU_FTRS_PA6T | \ 506 CPU_FTR_VSX_COMP | CPU_FTR_ALTIVEC_COMP | CPU_FTRS_POWER9 | \ 507 CPU_FTRS_POWER9_DD2_1 | CPU_FTRS_POWER9_DD2_2 | CPU_FTRS_POWER10) 508 #endif /* CONFIG_CPU_LITTLE_ENDIAN */ 509 #endif 510 #else 511 enum { 512 CPU_FTRS_POSSIBLE = 513 #ifdef CONFIG_PPC_BOOK3S_32 514 CPU_FTRS_603 | CPU_FTRS_604 | CPU_FTRS_740_NOTAU | 515 CPU_FTRS_740 | CPU_FTRS_750 | CPU_FTRS_750FX1 | 516 CPU_FTRS_750FX2 | CPU_FTRS_750FX | CPU_FTRS_750GX | 517 CPU_FTRS_7400_NOTAU | CPU_FTRS_7400 | CPU_FTRS_7450_20 | 518 CPU_FTRS_7450_21 | CPU_FTRS_7450_23 | CPU_FTRS_7455_1 | 519 CPU_FTRS_7455_20 | CPU_FTRS_7455 | CPU_FTRS_7447_10 | 520 CPU_FTRS_7447 | CPU_FTRS_7447A | CPU_FTRS_82XX | 521 CPU_FTRS_G2_LE | CPU_FTRS_E300 | CPU_FTRS_E300C2 | 522 CPU_FTRS_CLASSIC32 | 523 #else 524 CPU_FTRS_GENERIC_32 | 525 #endif 526 #ifdef CONFIG_PPC_8xx 527 CPU_FTRS_8XX | 528 #endif 529 #ifdef CONFIG_40x 530 CPU_FTRS_40X | 531 #endif 532 #ifdef CONFIG_44x 533 CPU_FTRS_44X | CPU_FTRS_440x6 | 534 #endif 535 #ifdef CONFIG_PPC_47x 536 CPU_FTRS_47X | CPU_FTR_476_DD2 | 537 #endif 538 #ifdef CONFIG_E200 539 CPU_FTRS_E200 | 540 #endif 541 #ifdef CONFIG_E500 542 CPU_FTRS_E500 | CPU_FTRS_E500_2 | 543 #endif 544 #ifdef CONFIG_PPC_E500MC 545 CPU_FTRS_E500MC | CPU_FTRS_E5500 | CPU_FTRS_E6500 | 546 #endif 547 0, 548 }; 549 #endif /* __powerpc64__ */ 550 551 #ifdef __powerpc64__ 552 #ifdef CONFIG_PPC_BOOK3E 553 #define CPU_FTRS_ALWAYS (CPU_FTRS_E6500 & CPU_FTRS_E5500) 554 #else 555 556 #ifdef CONFIG_PPC_DT_CPU_FTRS 557 #define CPU_FTRS_DT_CPU_BASE \ 558 (CPU_FTR_LWSYNC | \ 559 CPU_FTR_FPU_UNAVAILABLE | \ 560 CPU_FTR_NODSISRALIGN | \ 561 CPU_FTR_NOEXECUTE | \ 562 CPU_FTR_COHERENT_ICACHE | \ 563 CPU_FTR_STCX_CHECKS_ADDRESS | \ 564 CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \ 565 CPU_FTR_DAWR | \ 566 CPU_FTR_ARCH_206 | \ 567 CPU_FTR_ARCH_207S) 568 #else 569 #define CPU_FTRS_DT_CPU_BASE (~0ul) 570 #endif 571 572 #ifdef CONFIG_CPU_LITTLE_ENDIAN 573 #define CPU_FTRS_ALWAYS \ 574 (CPU_FTRS_POSSIBLE & ~CPU_FTR_HVMODE & CPU_FTRS_POWER7 & \ 575 CPU_FTRS_POWER8E & CPU_FTRS_POWER8 & CPU_FTRS_POWER9 & \ 576 CPU_FTRS_POWER9_DD2_1 & CPU_FTRS_DT_CPU_BASE) 577 #else 578 #define CPU_FTRS_ALWAYS \ 579 (CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & \ 580 CPU_FTRS_POWER6 & CPU_FTRS_POWER7 & CPU_FTRS_CELL & \ 581 CPU_FTRS_PA6T & CPU_FTRS_POWER8 & CPU_FTRS_POWER8E & \ 582 ~CPU_FTR_HVMODE & CPU_FTRS_POSSIBLE & CPU_FTRS_POWER9 & \ 583 CPU_FTRS_POWER9_DD2_1 & CPU_FTRS_DT_CPU_BASE) 584 #endif /* CONFIG_CPU_LITTLE_ENDIAN */ 585 #endif 586 #else 587 enum { 588 CPU_FTRS_ALWAYS = 589 #ifdef CONFIG_PPC_BOOK3S_32 590 CPU_FTRS_603 & CPU_FTRS_604 & CPU_FTRS_740_NOTAU & 591 CPU_FTRS_740 & CPU_FTRS_750 & CPU_FTRS_750FX1 & 592 CPU_FTRS_750FX2 & CPU_FTRS_750FX & CPU_FTRS_750GX & 593 CPU_FTRS_7400_NOTAU & CPU_FTRS_7400 & CPU_FTRS_7450_20 & 594 CPU_FTRS_7450_21 & CPU_FTRS_7450_23 & CPU_FTRS_7455_1 & 595 CPU_FTRS_7455_20 & CPU_FTRS_7455 & CPU_FTRS_7447_10 & 596 CPU_FTRS_7447 & CPU_FTRS_7447A & CPU_FTRS_82XX & 597 CPU_FTRS_G2_LE & CPU_FTRS_E300 & CPU_FTRS_E300C2 & 598 CPU_FTRS_CLASSIC32 & 599 #else 600 CPU_FTRS_GENERIC_32 & 601 #endif 602 #ifdef CONFIG_PPC_8xx 603 CPU_FTRS_8XX & 604 #endif 605 #ifdef CONFIG_40x 606 CPU_FTRS_40X & 607 #endif 608 #ifdef CONFIG_44x 609 CPU_FTRS_44X & CPU_FTRS_440x6 & 610 #endif 611 #ifdef CONFIG_E200 612 CPU_FTRS_E200 & 613 #endif 614 #ifdef CONFIG_E500 615 CPU_FTRS_E500 & CPU_FTRS_E500_2 & 616 #endif 617 #ifdef CONFIG_PPC_E500MC 618 CPU_FTRS_E500MC & CPU_FTRS_E5500 & CPU_FTRS_E6500 & 619 #endif 620 ~CPU_FTR_EMB_HV & /* can be removed at runtime */ 621 CPU_FTRS_POSSIBLE, 622 }; 623 #endif /* __powerpc64__ */ 624 625 /* 626 * Maximum number of hw breakpoint supported on powerpc. Number of 627 * breakpoints supported by actual hw might be less than this, which 628 * is decided at run time in nr_wp_slots(). 629 */ 630 #define HBP_NUM_MAX 2 631 632 #endif /* !__ASSEMBLY__ */ 633 634 #endif /* __ASM_POWERPC_CPUTABLE_H */ 635