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 /* NOTE WELL: Update identify_cpu() if fields are added or removed! */ 47 struct cpu_spec { 48 /* CPU is matched via (PVR & pvr_mask) == pvr_value */ 49 unsigned int pvr_mask; 50 unsigned int pvr_value; 51 52 char *cpu_name; 53 unsigned long cpu_features; /* Kernel features */ 54 unsigned int cpu_user_features; /* Userland features */ 55 unsigned int cpu_user_features2; /* Userland features v2 */ 56 unsigned int mmu_features; /* MMU features */ 57 58 /* cache line sizes */ 59 unsigned int icache_bsize; 60 unsigned int dcache_bsize; 61 62 /* number of performance monitor counters */ 63 unsigned int num_pmcs; 64 enum powerpc_pmc_type pmc_type; 65 66 /* this is called to initialize various CPU bits like L1 cache, 67 * BHT, SPD, etc... from head.S before branching to identify_machine 68 */ 69 cpu_setup_t cpu_setup; 70 /* Used to restore cpu setup on secondary processors and at resume */ 71 cpu_restore_t cpu_restore; 72 73 /* Used by oprofile userspace to select the right counters */ 74 char *oprofile_cpu_type; 75 76 /* Processor specific oprofile operations */ 77 enum powerpc_oprofile_type oprofile_type; 78 79 /* Bit locations inside the mmcra change */ 80 unsigned long oprofile_mmcra_sihv; 81 unsigned long oprofile_mmcra_sipr; 82 83 /* Bits to clear during an oprofile exception */ 84 unsigned long oprofile_mmcra_clear; 85 86 /* Name of processor class, for the ELF AT_PLATFORM entry */ 87 char *platform; 88 89 /* Processor specific machine check handling. Return negative 90 * if the error is fatal, 1 if it was fully recovered and 0 to 91 * pass up (not CPU originated) */ 92 int (*machine_check)(struct pt_regs *regs); 93 }; 94 95 extern struct cpu_spec *cur_cpu_spec; 96 97 extern unsigned int __start___ftr_fixup, __stop___ftr_fixup; 98 99 extern struct cpu_spec *identify_cpu(unsigned long offset, unsigned int pvr); 100 extern void do_feature_fixups(unsigned long value, void *fixup_start, 101 void *fixup_end); 102 103 extern const char *powerpc_base_platform; 104 105 #endif /* __ASSEMBLY__ */ 106 107 /* CPU kernel features */ 108 109 /* Retain the 32b definitions all use bottom half of word */ 110 #define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x00000001) 111 #define CPU_FTR_L2CR ASM_CONST(0x00000002) 112 #define CPU_FTR_SPEC7450 ASM_CONST(0x00000004) 113 #define CPU_FTR_ALTIVEC ASM_CONST(0x00000008) 114 #define CPU_FTR_TAU ASM_CONST(0x00000010) 115 #define CPU_FTR_CAN_DOZE ASM_CONST(0x00000020) 116 #define CPU_FTR_USE_TB ASM_CONST(0x00000040) 117 #define CPU_FTR_L2CSR ASM_CONST(0x00000080) 118 #define CPU_FTR_601 ASM_CONST(0x00000100) 119 #define CPU_FTR_DBELL ASM_CONST(0x00000200) 120 #define CPU_FTR_CAN_NAP ASM_CONST(0x00000400) 121 #define CPU_FTR_L3CR ASM_CONST(0x00000800) 122 #define CPU_FTR_L3_DISABLE_NAP ASM_CONST(0x00001000) 123 #define CPU_FTR_NAP_DISABLE_L2_PR ASM_CONST(0x00002000) 124 #define CPU_FTR_DUAL_PLL_750FX ASM_CONST(0x00004000) 125 #define CPU_FTR_NO_DPM ASM_CONST(0x00008000) 126 #define CPU_FTR_476_DD2 ASM_CONST(0x00010000) 127 #define CPU_FTR_NEED_COHERENT ASM_CONST(0x00020000) 128 #define CPU_FTR_NO_BTIC ASM_CONST(0x00040000) 129 #define CPU_FTR_DEBUG_LVL_EXC ASM_CONST(0x00080000) 130 #define CPU_FTR_NODSISRALIGN ASM_CONST(0x00100000) 131 #define CPU_FTR_PPC_LE ASM_CONST(0x00200000) 132 #define CPU_FTR_REAL_LE ASM_CONST(0x00400000) 133 #define CPU_FTR_FPU_UNAVAILABLE ASM_CONST(0x00800000) 134 #define CPU_FTR_UNIFIED_ID_CACHE ASM_CONST(0x01000000) 135 #define CPU_FTR_SPE ASM_CONST(0x02000000) 136 #define CPU_FTR_NEED_PAIRED_STWCX ASM_CONST(0x04000000) 137 #define CPU_FTR_LWSYNC ASM_CONST(0x08000000) 138 #define CPU_FTR_NOEXECUTE ASM_CONST(0x10000000) 139 #define CPU_FTR_INDEXED_DCR ASM_CONST(0x20000000) 140 #define CPU_FTR_EMB_HV ASM_CONST(0x40000000) 141 142 /* 143 * Add the 64-bit processor unique features in the top half of the word; 144 * on 32-bit, make the names available but defined to be 0. 145 */ 146 #ifdef __powerpc64__ 147 #define LONG_ASM_CONST(x) ASM_CONST(x) 148 #else 149 #define LONG_ASM_CONST(x) 0 150 #endif 151 152 #define CPU_FTR_HVMODE LONG_ASM_CONST(0x0000000100000000) 153 #define CPU_FTR_ARCH_201 LONG_ASM_CONST(0x0000000200000000) 154 #define CPU_FTR_ARCH_206 LONG_ASM_CONST(0x0000000400000000) 155 #define CPU_FTR_ARCH_207S LONG_ASM_CONST(0x0000000800000000) 156 #define CPU_FTR_IABR LONG_ASM_CONST(0x0000001000000000) 157 #define CPU_FTR_MMCRA LONG_ASM_CONST(0x0000002000000000) 158 #define CPU_FTR_CTRL LONG_ASM_CONST(0x0000004000000000) 159 #define CPU_FTR_SMT LONG_ASM_CONST(0x0000008000000000) 160 #define CPU_FTR_PAUSE_ZERO LONG_ASM_CONST(0x0000010000000000) 161 #define CPU_FTR_PURR LONG_ASM_CONST(0x0000020000000000) 162 #define CPU_FTR_CELL_TB_BUG LONG_ASM_CONST(0x0000040000000000) 163 #define CPU_FTR_SPURR LONG_ASM_CONST(0x0000080000000000) 164 #define CPU_FTR_DSCR LONG_ASM_CONST(0x0000100000000000) 165 #define CPU_FTR_VSX LONG_ASM_CONST(0x0000200000000000) 166 #define CPU_FTR_SAO LONG_ASM_CONST(0x0000400000000000) 167 #define CPU_FTR_CP_USE_DCBTZ LONG_ASM_CONST(0x0000800000000000) 168 #define CPU_FTR_UNALIGNED_LD_STD LONG_ASM_CONST(0x0001000000000000) 169 #define CPU_FTR_ASYM_SMT LONG_ASM_CONST(0x0002000000000000) 170 #define CPU_FTR_STCX_CHECKS_ADDRESS LONG_ASM_CONST(0x0004000000000000) 171 #define CPU_FTR_POPCNTB LONG_ASM_CONST(0x0008000000000000) 172 #define CPU_FTR_POPCNTD LONG_ASM_CONST(0x0010000000000000) 173 #define CPU_FTR_ICSWX LONG_ASM_CONST(0x0020000000000000) 174 #define CPU_FTR_VMX_COPY LONG_ASM_CONST(0x0040000000000000) 175 #define CPU_FTR_TM LONG_ASM_CONST(0x0080000000000000) 176 #define CPU_FTR_CFAR LONG_ASM_CONST(0x0100000000000000) 177 #define CPU_FTR_HAS_PPR LONG_ASM_CONST(0x0200000000000000) 178 #define CPU_FTR_DAWR LONG_ASM_CONST(0x0400000000000000) 179 #define CPU_FTR_DABRX LONG_ASM_CONST(0x0800000000000000) 180 181 #ifndef __ASSEMBLY__ 182 183 #define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_NOEXECUTE | CPU_FTR_NODSISRALIGN) 184 185 #define MMU_FTR_PPCAS_ARCH_V2 (MMU_FTR_SLB | MMU_FTR_TLBIEL | \ 186 MMU_FTR_16M_PAGE) 187 188 /* We only set the altivec features if the kernel was compiled with altivec 189 * support 190 */ 191 #ifdef CONFIG_ALTIVEC 192 #define CPU_FTR_ALTIVEC_COMP CPU_FTR_ALTIVEC 193 #define PPC_FEATURE_HAS_ALTIVEC_COMP PPC_FEATURE_HAS_ALTIVEC 194 #else 195 #define CPU_FTR_ALTIVEC_COMP 0 196 #define PPC_FEATURE_HAS_ALTIVEC_COMP 0 197 #endif 198 199 /* We only set the VSX features if the kernel was compiled with VSX 200 * support 201 */ 202 #ifdef CONFIG_VSX 203 #define CPU_FTR_VSX_COMP CPU_FTR_VSX 204 #define PPC_FEATURE_HAS_VSX_COMP PPC_FEATURE_HAS_VSX 205 #else 206 #define CPU_FTR_VSX_COMP 0 207 #define PPC_FEATURE_HAS_VSX_COMP 0 208 #endif 209 210 /* We only set the spe features if the kernel was compiled with spe 211 * support 212 */ 213 #ifdef CONFIG_SPE 214 #define CPU_FTR_SPE_COMP CPU_FTR_SPE 215 #define PPC_FEATURE_HAS_SPE_COMP PPC_FEATURE_HAS_SPE 216 #define PPC_FEATURE_HAS_EFP_SINGLE_COMP PPC_FEATURE_HAS_EFP_SINGLE 217 #define PPC_FEATURE_HAS_EFP_DOUBLE_COMP PPC_FEATURE_HAS_EFP_DOUBLE 218 #else 219 #define CPU_FTR_SPE_COMP 0 220 #define PPC_FEATURE_HAS_SPE_COMP 0 221 #define PPC_FEATURE_HAS_EFP_SINGLE_COMP 0 222 #define PPC_FEATURE_HAS_EFP_DOUBLE_COMP 0 223 #endif 224 225 /* We only set the TM feature if the kernel was compiled with TM supprt */ 226 #ifdef CONFIG_PPC_TRANSACTIONAL_MEM 227 #define CPU_FTR_TM_COMP CPU_FTR_TM 228 #define PPC_FEATURE2_HTM_COMP PPC_FEATURE2_HTM 229 #else 230 #define CPU_FTR_TM_COMP 0 231 #define PPC_FEATURE2_HTM_COMP 0 232 #endif 233 234 /* We need to mark all pages as being coherent if we're SMP or we have a 235 * 74[45]x and an MPC107 host bridge. Also 83xx and PowerQUICC II 236 * require it for PCI "streaming/prefetch" to work properly. 237 * This is also required by 52xx family. 238 */ 239 #if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \ 240 || defined(CONFIG_PPC_83xx) || defined(CONFIG_8260) \ 241 || defined(CONFIG_PPC_MPC52xx) 242 #define CPU_FTR_COMMON CPU_FTR_NEED_COHERENT 243 #else 244 #define CPU_FTR_COMMON 0 245 #endif 246 247 /* The powersave features NAP & DOZE seems to confuse BDI when 248 debugging. So if a BDI is used, disable theses 249 */ 250 #ifndef CONFIG_BDI_SWITCH 251 #define CPU_FTR_MAYBE_CAN_DOZE CPU_FTR_CAN_DOZE 252 #define CPU_FTR_MAYBE_CAN_NAP CPU_FTR_CAN_NAP 253 #else 254 #define CPU_FTR_MAYBE_CAN_DOZE 0 255 #define CPU_FTR_MAYBE_CAN_NAP 0 256 #endif 257 258 #define CLASSIC_PPC (!defined(CONFIG_8xx) && !defined(CONFIG_4xx) && \ 259 !defined(CONFIG_POWER3) && !defined(CONFIG_POWER4) && \ 260 !defined(CONFIG_BOOKE)) 261 262 #define CPU_FTRS_PPC601 (CPU_FTR_COMMON | CPU_FTR_601 | \ 263 CPU_FTR_COHERENT_ICACHE | CPU_FTR_UNIFIED_ID_CACHE) 264 #define CPU_FTRS_603 (CPU_FTR_COMMON | \ 265 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \ 266 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE) 267 #define CPU_FTRS_604 (CPU_FTR_COMMON | \ 268 CPU_FTR_USE_TB | CPU_FTR_PPC_LE) 269 #define CPU_FTRS_740_NOTAU (CPU_FTR_COMMON | \ 270 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \ 271 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE) 272 #define CPU_FTRS_740 (CPU_FTR_COMMON | \ 273 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \ 274 CPU_FTR_TAU | CPU_FTR_MAYBE_CAN_NAP | \ 275 CPU_FTR_PPC_LE) 276 #define CPU_FTRS_750 (CPU_FTR_COMMON | \ 277 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \ 278 CPU_FTR_TAU | CPU_FTR_MAYBE_CAN_NAP | \ 279 CPU_FTR_PPC_LE) 280 #define CPU_FTRS_750CL (CPU_FTRS_750) 281 #define CPU_FTRS_750FX1 (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM) 282 #define CPU_FTRS_750FX2 (CPU_FTRS_750 | CPU_FTR_NO_DPM) 283 #define CPU_FTRS_750FX (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX) 284 #define CPU_FTRS_750GX (CPU_FTRS_750FX) 285 #define CPU_FTRS_7400_NOTAU (CPU_FTR_COMMON | \ 286 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \ 287 CPU_FTR_ALTIVEC_COMP | \ 288 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE) 289 #define CPU_FTRS_7400 (CPU_FTR_COMMON | \ 290 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \ 291 CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | \ 292 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE) 293 #define CPU_FTRS_7450_20 (CPU_FTR_COMMON | \ 294 CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 295 CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \ 296 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX) 297 #define CPU_FTRS_7450_21 (CPU_FTR_COMMON | \ 298 CPU_FTR_USE_TB | \ 299 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 300 CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \ 301 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \ 302 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX) 303 #define CPU_FTRS_7450_23 (CPU_FTR_COMMON | \ 304 CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \ 305 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 306 CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \ 307 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE) 308 #define CPU_FTRS_7455_1 (CPU_FTR_COMMON | \ 309 CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \ 310 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR | \ 311 CPU_FTR_SPEC7450 | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE) 312 #define CPU_FTRS_7455_20 (CPU_FTR_COMMON | \ 313 CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \ 314 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 315 CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \ 316 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \ 317 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE) 318 #define CPU_FTRS_7455 (CPU_FTR_COMMON | \ 319 CPU_FTR_USE_TB | \ 320 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 321 CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \ 322 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX) 323 #define CPU_FTRS_7447_10 (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 | CPU_FTR_NAP_DISABLE_L2_PR | \ 327 CPU_FTR_NEED_COHERENT | CPU_FTR_NO_BTIC | CPU_FTR_PPC_LE | \ 328 CPU_FTR_NEED_PAIRED_STWCX) 329 #define CPU_FTRS_7447 (CPU_FTR_COMMON | \ 330 CPU_FTR_USE_TB | \ 331 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 332 CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \ 333 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX) 334 #define CPU_FTRS_7447A (CPU_FTR_COMMON | \ 335 CPU_FTR_USE_TB | \ 336 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 337 CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \ 338 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX) 339 #define CPU_FTRS_7448 (CPU_FTR_COMMON | \ 340 CPU_FTR_USE_TB | \ 341 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ 342 CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \ 343 CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX) 344 #define CPU_FTRS_82XX (CPU_FTR_COMMON | \ 345 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB) 346 #define CPU_FTRS_G2_LE (CPU_FTR_COMMON | CPU_FTR_MAYBE_CAN_DOZE | \ 347 CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP) 348 #define CPU_FTRS_E300 (CPU_FTR_MAYBE_CAN_DOZE | \ 349 CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | \ 350 CPU_FTR_COMMON) 351 #define CPU_FTRS_E300C2 (CPU_FTR_MAYBE_CAN_DOZE | \ 352 CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | \ 353 CPU_FTR_COMMON | CPU_FTR_FPU_UNAVAILABLE) 354 #define CPU_FTRS_CLASSIC32 (CPU_FTR_COMMON | CPU_FTR_USE_TB) 355 #define CPU_FTRS_8XX (CPU_FTR_USE_TB) 356 #define CPU_FTRS_40X (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE) 357 #define CPU_FTRS_44X (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE) 358 #define CPU_FTRS_440x6 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE | \ 359 CPU_FTR_INDEXED_DCR) 360 #define CPU_FTRS_47X (CPU_FTRS_440x6) 361 #define CPU_FTRS_E200 (CPU_FTR_USE_TB | CPU_FTR_SPE_COMP | \ 362 CPU_FTR_NODSISRALIGN | CPU_FTR_COHERENT_ICACHE | \ 363 CPU_FTR_UNIFIED_ID_CACHE | CPU_FTR_NOEXECUTE | \ 364 CPU_FTR_DEBUG_LVL_EXC) 365 #define CPU_FTRS_E500 (CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \ 366 CPU_FTR_SPE_COMP | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NODSISRALIGN | \ 367 CPU_FTR_NOEXECUTE) 368 #define CPU_FTRS_E500_2 (CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \ 369 CPU_FTR_SPE_COMP | CPU_FTR_MAYBE_CAN_NAP | \ 370 CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE) 371 #define CPU_FTRS_E500MC (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | \ 372 CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \ 373 CPU_FTR_DBELL | CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV) 374 /* 375 * e5500/e6500 erratum A-006958 is a timebase bug that can use the 376 * same workaround as CPU_FTR_CELL_TB_BUG. 377 */ 378 #define CPU_FTRS_E5500 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | \ 379 CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \ 380 CPU_FTR_DBELL | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \ 381 CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV | CPU_FTR_CELL_TB_BUG) 382 #define CPU_FTRS_E6500 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | \ 383 CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \ 384 CPU_FTR_DBELL | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \ 385 CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV | CPU_FTR_ALTIVEC_COMP | \ 386 CPU_FTR_CELL_TB_BUG) 387 #define CPU_FTRS_GENERIC_32 (CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN) 388 389 /* 64-bit CPUs */ 390 #define CPU_FTRS_POWER3 (CPU_FTR_USE_TB | \ 391 CPU_FTR_IABR | CPU_FTR_PPC_LE) 392 #define CPU_FTRS_RS64 (CPU_FTR_USE_TB | \ 393 CPU_FTR_IABR | \ 394 CPU_FTR_MMCRA | CPU_FTR_CTRL) 395 #define CPU_FTRS_POWER4 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ 396 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \ 397 CPU_FTR_MMCRA | CPU_FTR_CP_USE_DCBTZ | \ 398 CPU_FTR_STCX_CHECKS_ADDRESS) 399 #define CPU_FTRS_PPC970 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ 400 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_201 | \ 401 CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA | \ 402 CPU_FTR_CP_USE_DCBTZ | CPU_FTR_STCX_CHECKS_ADDRESS | \ 403 CPU_FTR_HVMODE | CPU_FTR_DABRX) 404 #define CPU_FTRS_POWER5 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ 405 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \ 406 CPU_FTR_MMCRA | CPU_FTR_SMT | \ 407 CPU_FTR_COHERENT_ICACHE | CPU_FTR_PURR | \ 408 CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_DABRX) 409 #define CPU_FTRS_POWER6 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ 410 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \ 411 CPU_FTR_MMCRA | CPU_FTR_SMT | \ 412 CPU_FTR_COHERENT_ICACHE | \ 413 CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \ 414 CPU_FTR_DSCR | CPU_FTR_UNALIGNED_LD_STD | \ 415 CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_CFAR | \ 416 CPU_FTR_DABRX) 417 #define CPU_FTRS_POWER7 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ 418 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_206 |\ 419 CPU_FTR_MMCRA | CPU_FTR_SMT | \ 420 CPU_FTR_COHERENT_ICACHE | \ 421 CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \ 422 CPU_FTR_DSCR | CPU_FTR_SAO | CPU_FTR_ASYM_SMT | \ 423 CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \ 424 CPU_FTR_ICSWX | CPU_FTR_CFAR | CPU_FTR_HVMODE | \ 425 CPU_FTR_VMX_COPY | CPU_FTR_HAS_PPR | CPU_FTR_DABRX) 426 #define CPU_FTRS_POWER8 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ 427 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_206 |\ 428 CPU_FTR_MMCRA | CPU_FTR_SMT | \ 429 CPU_FTR_COHERENT_ICACHE | \ 430 CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \ 431 CPU_FTR_DSCR | CPU_FTR_SAO | \ 432 CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \ 433 CPU_FTR_ICSWX | CPU_FTR_CFAR | CPU_FTR_HVMODE | CPU_FTR_VMX_COPY | \ 434 CPU_FTR_DBELL | CPU_FTR_HAS_PPR | CPU_FTR_DAWR | \ 435 CPU_FTR_ARCH_207S | CPU_FTR_TM_COMP) 436 #define CPU_FTRS_CELL (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ 437 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \ 438 CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \ 439 CPU_FTR_PAUSE_ZERO | CPU_FTR_CELL_TB_BUG | CPU_FTR_CP_USE_DCBTZ | \ 440 CPU_FTR_UNALIGNED_LD_STD | CPU_FTR_DABRX) 441 #define CPU_FTRS_PA6T (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ 442 CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_ALTIVEC_COMP | \ 443 CPU_FTR_PURR | CPU_FTR_REAL_LE | CPU_FTR_DABRX) 444 #define CPU_FTRS_COMPATIBLE (CPU_FTR_USE_TB | CPU_FTR_PPCAS_ARCH_V2) 445 446 #define CPU_FTRS_A2 (CPU_FTR_USE_TB | CPU_FTR_SMT | CPU_FTR_DBELL | \ 447 CPU_FTR_NOEXECUTE | CPU_FTR_NODSISRALIGN | \ 448 CPU_FTR_ICSWX | CPU_FTR_DABRX ) 449 450 #ifdef __powerpc64__ 451 #ifdef CONFIG_PPC_BOOK3E 452 #define CPU_FTRS_POSSIBLE (CPU_FTRS_E6500 | CPU_FTRS_E5500 | CPU_FTRS_A2) 453 #else 454 #define CPU_FTRS_POSSIBLE \ 455 (CPU_FTRS_POWER3 | CPU_FTRS_RS64 | CPU_FTRS_POWER4 | \ 456 CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | CPU_FTRS_POWER6 | \ 457 CPU_FTRS_POWER7 | CPU_FTRS_POWER8 | CPU_FTRS_CELL | \ 458 CPU_FTRS_PA6T | CPU_FTR_VSX) 459 #endif 460 #else 461 enum { 462 CPU_FTRS_POSSIBLE = 463 #if CLASSIC_PPC 464 CPU_FTRS_PPC601 | CPU_FTRS_603 | CPU_FTRS_604 | CPU_FTRS_740_NOTAU | 465 CPU_FTRS_740 | CPU_FTRS_750 | CPU_FTRS_750FX1 | 466 CPU_FTRS_750FX2 | CPU_FTRS_750FX | CPU_FTRS_750GX | 467 CPU_FTRS_7400_NOTAU | CPU_FTRS_7400 | CPU_FTRS_7450_20 | 468 CPU_FTRS_7450_21 | CPU_FTRS_7450_23 | CPU_FTRS_7455_1 | 469 CPU_FTRS_7455_20 | CPU_FTRS_7455 | CPU_FTRS_7447_10 | 470 CPU_FTRS_7447 | CPU_FTRS_7447A | CPU_FTRS_82XX | 471 CPU_FTRS_G2_LE | CPU_FTRS_E300 | CPU_FTRS_E300C2 | 472 CPU_FTRS_CLASSIC32 | 473 #else 474 CPU_FTRS_GENERIC_32 | 475 #endif 476 #ifdef CONFIG_8xx 477 CPU_FTRS_8XX | 478 #endif 479 #ifdef CONFIG_40x 480 CPU_FTRS_40X | 481 #endif 482 #ifdef CONFIG_44x 483 CPU_FTRS_44X | CPU_FTRS_440x6 | 484 #endif 485 #ifdef CONFIG_PPC_47x 486 CPU_FTRS_47X | CPU_FTR_476_DD2 | 487 #endif 488 #ifdef CONFIG_E200 489 CPU_FTRS_E200 | 490 #endif 491 #ifdef CONFIG_E500 492 CPU_FTRS_E500 | CPU_FTRS_E500_2 | 493 #endif 494 #ifdef CONFIG_PPC_E500MC 495 CPU_FTRS_E500MC | CPU_FTRS_E5500 | CPU_FTRS_E6500 | 496 #endif 497 0, 498 }; 499 #endif /* __powerpc64__ */ 500 501 #ifdef __powerpc64__ 502 #ifdef CONFIG_PPC_BOOK3E 503 #define CPU_FTRS_ALWAYS (CPU_FTRS_E6500 & CPU_FTRS_E5500 & CPU_FTRS_A2) 504 #else 505 #define CPU_FTRS_ALWAYS \ 506 (CPU_FTRS_POWER3 & CPU_FTRS_RS64 & CPU_FTRS_POWER4 & \ 507 CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & CPU_FTRS_POWER6 & \ 508 CPU_FTRS_POWER7 & CPU_FTRS_CELL & CPU_FTRS_PA6T & CPU_FTRS_POSSIBLE) 509 #endif 510 #else 511 enum { 512 CPU_FTRS_ALWAYS = 513 #if CLASSIC_PPC 514 CPU_FTRS_PPC601 & 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_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_E200 536 CPU_FTRS_E200 & 537 #endif 538 #ifdef CONFIG_E500 539 CPU_FTRS_E500 & CPU_FTRS_E500_2 & 540 #endif 541 #ifdef CONFIG_PPC_E500MC 542 CPU_FTRS_E500MC & CPU_FTRS_E5500 & CPU_FTRS_E6500 & 543 #endif 544 ~CPU_FTR_EMB_HV & /* can be removed at runtime */ 545 CPU_FTRS_POSSIBLE, 546 }; 547 #endif /* __powerpc64__ */ 548 549 static inline int cpu_has_feature(unsigned long feature) 550 { 551 return (CPU_FTRS_ALWAYS & feature) || 552 (CPU_FTRS_POSSIBLE 553 & cur_cpu_spec->cpu_features 554 & feature); 555 } 556 557 #define HBP_NUM 1 558 559 #endif /* !__ASSEMBLY__ */ 560 561 #endif /* __ASM_POWERPC_CPUTABLE_H */ 562