Kyle Swenson | 8d8f654 | 2021-03-15 11:02:55 -0600 | [diff] [blame^] | 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 | * Processor specific early machine check handler which is |
| 96 | * called in real mode to handle SLB and TLB errors. |
| 97 | */ |
| 98 | long (*machine_check_early)(struct pt_regs *regs); |
| 99 | |
| 100 | /* |
| 101 | * Processor specific routine to flush tlbs. |
| 102 | */ |
| 103 | void (*flush_tlb)(unsigned int action); |
| 104 | |
| 105 | }; |
| 106 | |
| 107 | extern struct cpu_spec *cur_cpu_spec; |
| 108 | |
| 109 | extern unsigned int __start___ftr_fixup, __stop___ftr_fixup; |
| 110 | |
| 111 | extern struct cpu_spec *identify_cpu(unsigned long offset, unsigned int pvr); |
| 112 | extern void do_feature_fixups(unsigned long value, void *fixup_start, |
| 113 | void *fixup_end); |
| 114 | |
| 115 | extern const char *powerpc_base_platform; |
| 116 | |
| 117 | /* TLB flush actions. Used as argument to cpu_spec.flush_tlb() hook */ |
| 118 | enum { |
| 119 | TLB_INVAL_SCOPE_GLOBAL = 0, /* invalidate all TLBs */ |
| 120 | TLB_INVAL_SCOPE_LPID = 1, /* invalidate TLBs for current LPID */ |
| 121 | }; |
| 122 | |
| 123 | #endif /* __ASSEMBLY__ */ |
| 124 | |
| 125 | /* CPU kernel features */ |
| 126 | |
| 127 | /* Retain the 32b definitions all use bottom half of word */ |
| 128 | #define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x00000001) |
| 129 | #define CPU_FTR_L2CR ASM_CONST(0x00000002) |
| 130 | #define CPU_FTR_SPEC7450 ASM_CONST(0x00000004) |
| 131 | #define CPU_FTR_ALTIVEC ASM_CONST(0x00000008) |
| 132 | #define CPU_FTR_TAU ASM_CONST(0x00000010) |
| 133 | #define CPU_FTR_CAN_DOZE ASM_CONST(0x00000020) |
| 134 | #define CPU_FTR_USE_TB ASM_CONST(0x00000040) |
| 135 | #define CPU_FTR_L2CSR ASM_CONST(0x00000080) |
| 136 | #define CPU_FTR_601 ASM_CONST(0x00000100) |
| 137 | #define CPU_FTR_DBELL ASM_CONST(0x00000200) |
| 138 | #define CPU_FTR_CAN_NAP ASM_CONST(0x00000400) |
| 139 | #define CPU_FTR_L3CR ASM_CONST(0x00000800) |
| 140 | #define CPU_FTR_L3_DISABLE_NAP ASM_CONST(0x00001000) |
| 141 | #define CPU_FTR_NAP_DISABLE_L2_PR ASM_CONST(0x00002000) |
| 142 | #define CPU_FTR_DUAL_PLL_750FX ASM_CONST(0x00004000) |
| 143 | #define CPU_FTR_NO_DPM ASM_CONST(0x00008000) |
| 144 | #define CPU_FTR_476_DD2 ASM_CONST(0x00010000) |
| 145 | #define CPU_FTR_NEED_COHERENT ASM_CONST(0x00020000) |
| 146 | #define CPU_FTR_NO_BTIC ASM_CONST(0x00040000) |
| 147 | #define CPU_FTR_DEBUG_LVL_EXC ASM_CONST(0x00080000) |
| 148 | #define CPU_FTR_NODSISRALIGN ASM_CONST(0x00100000) |
| 149 | #define CPU_FTR_PPC_LE ASM_CONST(0x00200000) |
| 150 | #define CPU_FTR_REAL_LE ASM_CONST(0x00400000) |
| 151 | #define CPU_FTR_FPU_UNAVAILABLE ASM_CONST(0x00800000) |
| 152 | #define CPU_FTR_UNIFIED_ID_CACHE ASM_CONST(0x01000000) |
| 153 | #define CPU_FTR_SPE ASM_CONST(0x02000000) |
| 154 | #define CPU_FTR_NEED_PAIRED_STWCX ASM_CONST(0x04000000) |
| 155 | #define CPU_FTR_LWSYNC ASM_CONST(0x08000000) |
| 156 | #define CPU_FTR_NOEXECUTE ASM_CONST(0x10000000) |
| 157 | #define CPU_FTR_INDEXED_DCR ASM_CONST(0x20000000) |
| 158 | #define CPU_FTR_EMB_HV ASM_CONST(0x40000000) |
| 159 | |
| 160 | /* |
| 161 | * Add the 64-bit processor unique features in the top half of the word; |
| 162 | * on 32-bit, make the names available but defined to be 0. |
| 163 | */ |
| 164 | #ifdef __powerpc64__ |
| 165 | #define LONG_ASM_CONST(x) ASM_CONST(x) |
| 166 | #else |
| 167 | #define LONG_ASM_CONST(x) 0 |
| 168 | #endif |
| 169 | |
| 170 | #define CPU_FTR_HVMODE LONG_ASM_CONST(0x0000000100000000) |
| 171 | #define CPU_FTR_ARCH_201 LONG_ASM_CONST(0x0000000200000000) |
| 172 | #define CPU_FTR_ARCH_206 LONG_ASM_CONST(0x0000000400000000) |
| 173 | #define CPU_FTR_ARCH_207S LONG_ASM_CONST(0x0000000800000000) |
| 174 | /* Free LONG_ASM_CONST(0x0000001000000000) */ |
| 175 | #define CPU_FTR_MMCRA LONG_ASM_CONST(0x0000002000000000) |
| 176 | #define CPU_FTR_CTRL LONG_ASM_CONST(0x0000004000000000) |
| 177 | #define CPU_FTR_SMT LONG_ASM_CONST(0x0000008000000000) |
| 178 | #define CPU_FTR_PAUSE_ZERO LONG_ASM_CONST(0x0000010000000000) |
| 179 | #define CPU_FTR_PURR LONG_ASM_CONST(0x0000020000000000) |
| 180 | #define CPU_FTR_CELL_TB_BUG LONG_ASM_CONST(0x0000040000000000) |
| 181 | #define CPU_FTR_SPURR LONG_ASM_CONST(0x0000080000000000) |
| 182 | #define CPU_FTR_DSCR LONG_ASM_CONST(0x0000100000000000) |
| 183 | #define CPU_FTR_VSX LONG_ASM_CONST(0x0000200000000000) |
| 184 | #define CPU_FTR_SAO LONG_ASM_CONST(0x0000400000000000) |
| 185 | #define CPU_FTR_CP_USE_DCBTZ LONG_ASM_CONST(0x0000800000000000) |
| 186 | #define CPU_FTR_UNALIGNED_LD_STD LONG_ASM_CONST(0x0001000000000000) |
| 187 | #define CPU_FTR_ASYM_SMT LONG_ASM_CONST(0x0002000000000000) |
| 188 | #define CPU_FTR_STCX_CHECKS_ADDRESS LONG_ASM_CONST(0x0004000000000000) |
| 189 | #define CPU_FTR_POPCNTB LONG_ASM_CONST(0x0008000000000000) |
| 190 | #define CPU_FTR_POPCNTD LONG_ASM_CONST(0x0010000000000000) |
| 191 | #define CPU_FTR_ICSWX LONG_ASM_CONST(0x0020000000000000) |
| 192 | #define CPU_FTR_VMX_COPY LONG_ASM_CONST(0x0040000000000000) |
| 193 | #define CPU_FTR_TM LONG_ASM_CONST(0x0080000000000000) |
| 194 | #define CPU_FTR_CFAR LONG_ASM_CONST(0x0100000000000000) |
| 195 | #define CPU_FTR_HAS_PPR LONG_ASM_CONST(0x0200000000000000) |
| 196 | #define CPU_FTR_DAWR LONG_ASM_CONST(0x0400000000000000) |
| 197 | #define CPU_FTR_DABRX LONG_ASM_CONST(0x0800000000000000) |
| 198 | #define CPU_FTR_PMAO_BUG LONG_ASM_CONST(0x1000000000000000) |
| 199 | |
| 200 | #ifndef __ASSEMBLY__ |
| 201 | |
| 202 | #define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_NOEXECUTE | CPU_FTR_NODSISRALIGN) |
| 203 | |
| 204 | #define MMU_FTR_PPCAS_ARCH_V2 (MMU_FTR_TLBIEL | MMU_FTR_16M_PAGE) |
| 205 | |
| 206 | /* We only set the altivec features if the kernel was compiled with altivec |
| 207 | * support |
| 208 | */ |
| 209 | #ifdef CONFIG_ALTIVEC |
| 210 | #define CPU_FTR_ALTIVEC_COMP CPU_FTR_ALTIVEC |
| 211 | #define PPC_FEATURE_HAS_ALTIVEC_COMP PPC_FEATURE_HAS_ALTIVEC |
| 212 | #else |
| 213 | #define CPU_FTR_ALTIVEC_COMP 0 |
| 214 | #define PPC_FEATURE_HAS_ALTIVEC_COMP 0 |
| 215 | #endif |
| 216 | |
| 217 | /* We only set the VSX features if the kernel was compiled with VSX |
| 218 | * support |
| 219 | */ |
| 220 | #ifdef CONFIG_VSX |
| 221 | #define CPU_FTR_VSX_COMP CPU_FTR_VSX |
| 222 | #define PPC_FEATURE_HAS_VSX_COMP PPC_FEATURE_HAS_VSX |
| 223 | #else |
| 224 | #define CPU_FTR_VSX_COMP 0 |
| 225 | #define PPC_FEATURE_HAS_VSX_COMP 0 |
| 226 | #endif |
| 227 | |
| 228 | /* We only set the spe features if the kernel was compiled with spe |
| 229 | * support |
| 230 | */ |
| 231 | #ifdef CONFIG_SPE |
| 232 | #define CPU_FTR_SPE_COMP CPU_FTR_SPE |
| 233 | #define PPC_FEATURE_HAS_SPE_COMP PPC_FEATURE_HAS_SPE |
| 234 | #define PPC_FEATURE_HAS_EFP_SINGLE_COMP PPC_FEATURE_HAS_EFP_SINGLE |
| 235 | #define PPC_FEATURE_HAS_EFP_DOUBLE_COMP PPC_FEATURE_HAS_EFP_DOUBLE |
| 236 | #else |
| 237 | #define CPU_FTR_SPE_COMP 0 |
| 238 | #define PPC_FEATURE_HAS_SPE_COMP 0 |
| 239 | #define PPC_FEATURE_HAS_EFP_SINGLE_COMP 0 |
| 240 | #define PPC_FEATURE_HAS_EFP_DOUBLE_COMP 0 |
| 241 | #endif |
| 242 | |
| 243 | /* We only set the TM feature if the kernel was compiled with TM supprt */ |
| 244 | #ifdef CONFIG_PPC_TRANSACTIONAL_MEM |
| 245 | #define CPU_FTR_TM_COMP CPU_FTR_TM |
| 246 | #define PPC_FEATURE2_HTM_COMP PPC_FEATURE2_HTM |
| 247 | #define PPC_FEATURE2_HTM_NOSC_COMP PPC_FEATURE2_HTM_NOSC |
| 248 | #else |
| 249 | #define CPU_FTR_TM_COMP 0 |
| 250 | #define PPC_FEATURE2_HTM_COMP 0 |
| 251 | #define PPC_FEATURE2_HTM_NOSC_COMP 0 |
| 252 | #endif |
| 253 | |
| 254 | /* We need to mark all pages as being coherent if we're SMP or we have a |
| 255 | * 74[45]x and an MPC107 host bridge. Also 83xx and PowerQUICC II |
| 256 | * require it for PCI "streaming/prefetch" to work properly. |
| 257 | * This is also required by 52xx family. |
| 258 | */ |
| 259 | #if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \ |
| 260 | || defined(CONFIG_PPC_83xx) || defined(CONFIG_8260) \ |
| 261 | || defined(CONFIG_PPC_MPC52xx) |
| 262 | #define CPU_FTR_COMMON CPU_FTR_NEED_COHERENT |
| 263 | #else |
| 264 | #define CPU_FTR_COMMON 0 |
| 265 | #endif |
| 266 | |
| 267 | /* The powersave features NAP & DOZE seems to confuse BDI when |
| 268 | debugging. So if a BDI is used, disable theses |
| 269 | */ |
| 270 | #ifndef CONFIG_BDI_SWITCH |
| 271 | #define CPU_FTR_MAYBE_CAN_DOZE CPU_FTR_CAN_DOZE |
| 272 | #define CPU_FTR_MAYBE_CAN_NAP CPU_FTR_CAN_NAP |
| 273 | #else |
| 274 | #define CPU_FTR_MAYBE_CAN_DOZE 0 |
| 275 | #define CPU_FTR_MAYBE_CAN_NAP 0 |
| 276 | #endif |
| 277 | |
| 278 | #define CPU_FTRS_PPC601 (CPU_FTR_COMMON | CPU_FTR_601 | \ |
| 279 | CPU_FTR_COHERENT_ICACHE | CPU_FTR_UNIFIED_ID_CACHE) |
| 280 | #define CPU_FTRS_603 (CPU_FTR_COMMON | \ |
| 281 | CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \ |
| 282 | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE) |
| 283 | #define CPU_FTRS_604 (CPU_FTR_COMMON | \ |
| 284 | CPU_FTR_USE_TB | CPU_FTR_PPC_LE) |
| 285 | #define CPU_FTRS_740_NOTAU (CPU_FTR_COMMON | \ |
| 286 | CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \ |
| 287 | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE) |
| 288 | #define CPU_FTRS_740 (CPU_FTR_COMMON | \ |
| 289 | CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \ |
| 290 | CPU_FTR_TAU | CPU_FTR_MAYBE_CAN_NAP | \ |
| 291 | CPU_FTR_PPC_LE) |
| 292 | #define CPU_FTRS_750 (CPU_FTR_COMMON | \ |
| 293 | CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \ |
| 294 | CPU_FTR_TAU | CPU_FTR_MAYBE_CAN_NAP | \ |
| 295 | CPU_FTR_PPC_LE) |
| 296 | #define CPU_FTRS_750CL (CPU_FTRS_750) |
| 297 | #define CPU_FTRS_750FX1 (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM) |
| 298 | #define CPU_FTRS_750FX2 (CPU_FTRS_750 | CPU_FTR_NO_DPM) |
| 299 | #define CPU_FTRS_750FX (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX) |
| 300 | #define CPU_FTRS_750GX (CPU_FTRS_750FX) |
| 301 | #define CPU_FTRS_7400_NOTAU (CPU_FTR_COMMON | \ |
| 302 | CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \ |
| 303 | CPU_FTR_ALTIVEC_COMP | \ |
| 304 | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE) |
| 305 | #define CPU_FTRS_7400 (CPU_FTR_COMMON | \ |
| 306 | CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \ |
| 307 | CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | \ |
| 308 | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE) |
| 309 | #define CPU_FTRS_7450_20 (CPU_FTR_COMMON | \ |
| 310 | CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ |
| 311 | CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \ |
| 312 | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX) |
| 313 | #define CPU_FTRS_7450_21 (CPU_FTR_COMMON | \ |
| 314 | CPU_FTR_USE_TB | \ |
| 315 | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ |
| 316 | CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \ |
| 317 | CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \ |
| 318 | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX) |
| 319 | #define CPU_FTRS_7450_23 (CPU_FTR_COMMON | \ |
| 320 | CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \ |
| 321 | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ |
| 322 | CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \ |
| 323 | CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE) |
| 324 | #define CPU_FTRS_7455_1 (CPU_FTR_COMMON | \ |
| 325 | CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \ |
| 326 | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR | \ |
| 327 | CPU_FTR_SPEC7450 | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE) |
| 328 | #define CPU_FTRS_7455_20 (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_L3_DISABLE_NAP | \ |
| 333 | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE) |
| 334 | #define CPU_FTRS_7455 (CPU_FTR_COMMON | \ |
| 335 | CPU_FTR_USE_TB | \ |
| 336 | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ |
| 337 | CPU_FTR_L3CR | 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_7447_10 (CPU_FTR_COMMON | \ |
| 340 | CPU_FTR_USE_TB | \ |
| 341 | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ |
| 342 | CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \ |
| 343 | CPU_FTR_NEED_COHERENT | CPU_FTR_NO_BTIC | CPU_FTR_PPC_LE | \ |
| 344 | CPU_FTR_NEED_PAIRED_STWCX) |
| 345 | #define CPU_FTRS_7447 (CPU_FTR_COMMON | \ |
| 346 | CPU_FTR_USE_TB | \ |
| 347 | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ |
| 348 | CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \ |
| 349 | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX) |
| 350 | #define CPU_FTRS_7447A (CPU_FTR_COMMON | \ |
| 351 | CPU_FTR_USE_TB | \ |
| 352 | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ |
| 353 | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \ |
| 354 | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX) |
| 355 | #define CPU_FTRS_7448 (CPU_FTR_COMMON | \ |
| 356 | CPU_FTR_USE_TB | \ |
| 357 | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \ |
| 358 | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \ |
| 359 | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX) |
| 360 | #define CPU_FTRS_82XX (CPU_FTR_COMMON | \ |
| 361 | CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB) |
| 362 | #define CPU_FTRS_G2_LE (CPU_FTR_COMMON | CPU_FTR_MAYBE_CAN_DOZE | \ |
| 363 | CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP) |
| 364 | #define CPU_FTRS_E300 (CPU_FTR_MAYBE_CAN_DOZE | \ |
| 365 | CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | \ |
| 366 | CPU_FTR_COMMON) |
| 367 | #define CPU_FTRS_E300C2 (CPU_FTR_MAYBE_CAN_DOZE | \ |
| 368 | CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | \ |
| 369 | CPU_FTR_COMMON | CPU_FTR_FPU_UNAVAILABLE) |
| 370 | #define CPU_FTRS_CLASSIC32 (CPU_FTR_COMMON | CPU_FTR_USE_TB) |
| 371 | #define CPU_FTRS_8XX (CPU_FTR_USE_TB | CPU_FTR_NOEXECUTE) |
| 372 | #define CPU_FTRS_40X (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE) |
| 373 | #define CPU_FTRS_44X (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE) |
| 374 | #define CPU_FTRS_440x6 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE | \ |
| 375 | CPU_FTR_INDEXED_DCR) |
| 376 | #define CPU_FTRS_47X (CPU_FTRS_440x6) |
| 377 | #define CPU_FTRS_E200 (CPU_FTR_USE_TB | CPU_FTR_SPE_COMP | \ |
| 378 | CPU_FTR_NODSISRALIGN | CPU_FTR_COHERENT_ICACHE | \ |
| 379 | CPU_FTR_UNIFIED_ID_CACHE | CPU_FTR_NOEXECUTE | \ |
| 380 | CPU_FTR_DEBUG_LVL_EXC) |
| 381 | #define CPU_FTRS_E500 (CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \ |
| 382 | CPU_FTR_SPE_COMP | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NODSISRALIGN | \ |
| 383 | CPU_FTR_NOEXECUTE) |
| 384 | #define CPU_FTRS_E500_2 (CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \ |
| 385 | CPU_FTR_SPE_COMP | CPU_FTR_MAYBE_CAN_NAP | \ |
| 386 | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE) |
| 387 | #define CPU_FTRS_E500MC (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | \ |
| 388 | CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \ |
| 389 | CPU_FTR_DBELL | CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV) |
| 390 | /* |
| 391 | * e5500/e6500 erratum A-006958 is a timebase bug that can use the |
| 392 | * same workaround as CPU_FTR_CELL_TB_BUG. |
| 393 | */ |
| 394 | #define CPU_FTRS_E5500 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | \ |
| 395 | CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \ |
| 396 | CPU_FTR_DBELL | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \ |
| 397 | CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV | CPU_FTR_CELL_TB_BUG) |
| 398 | #define CPU_FTRS_E6500 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | \ |
| 399 | CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \ |
| 400 | CPU_FTR_DBELL | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \ |
| 401 | CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV | CPU_FTR_ALTIVEC_COMP | \ |
| 402 | CPU_FTR_CELL_TB_BUG | CPU_FTR_SMT) |
| 403 | #define CPU_FTRS_GENERIC_32 (CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN) |
| 404 | |
| 405 | /* 64-bit CPUs */ |
| 406 | #define CPU_FTRS_POWER4 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ |
| 407 | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \ |
| 408 | CPU_FTR_MMCRA | CPU_FTR_CP_USE_DCBTZ | \ |
| 409 | CPU_FTR_STCX_CHECKS_ADDRESS) |
| 410 | #define CPU_FTRS_PPC970 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ |
| 411 | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_201 | \ |
| 412 | CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA | \ |
| 413 | CPU_FTR_CP_USE_DCBTZ | CPU_FTR_STCX_CHECKS_ADDRESS | \ |
| 414 | CPU_FTR_HVMODE | CPU_FTR_DABRX) |
| 415 | #define CPU_FTRS_POWER5 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ |
| 416 | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \ |
| 417 | CPU_FTR_MMCRA | CPU_FTR_SMT | \ |
| 418 | CPU_FTR_COHERENT_ICACHE | CPU_FTR_PURR | \ |
| 419 | CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_DABRX) |
| 420 | #define CPU_FTRS_POWER6 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ |
| 421 | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \ |
| 422 | CPU_FTR_MMCRA | CPU_FTR_SMT | \ |
| 423 | CPU_FTR_COHERENT_ICACHE | \ |
| 424 | CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \ |
| 425 | CPU_FTR_DSCR | CPU_FTR_UNALIGNED_LD_STD | \ |
| 426 | CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_CFAR | \ |
| 427 | CPU_FTR_DABRX) |
| 428 | #define CPU_FTRS_POWER7 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ |
| 429 | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_206 |\ |
| 430 | CPU_FTR_MMCRA | CPU_FTR_SMT | \ |
| 431 | CPU_FTR_COHERENT_ICACHE | \ |
| 432 | CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \ |
| 433 | CPU_FTR_DSCR | CPU_FTR_SAO | CPU_FTR_ASYM_SMT | \ |
| 434 | CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \ |
| 435 | CPU_FTR_ICSWX | CPU_FTR_CFAR | CPU_FTR_HVMODE | \ |
| 436 | CPU_FTR_VMX_COPY | CPU_FTR_HAS_PPR | CPU_FTR_DABRX) |
| 437 | #define CPU_FTRS_POWER8 (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 | \ |
| 443 | CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \ |
| 444 | CPU_FTR_ICSWX | CPU_FTR_CFAR | CPU_FTR_HVMODE | CPU_FTR_VMX_COPY | \ |
| 445 | CPU_FTR_DBELL | CPU_FTR_HAS_PPR | CPU_FTR_DAWR | \ |
| 446 | CPU_FTR_ARCH_207S | CPU_FTR_TM_COMP) |
| 447 | #define CPU_FTRS_POWER8E (CPU_FTRS_POWER8 | CPU_FTR_PMAO_BUG) |
| 448 | #define CPU_FTRS_POWER8_DD1 (CPU_FTRS_POWER8 & ~CPU_FTR_DBELL) |
| 449 | #define CPU_FTRS_CELL (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ |
| 450 | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \ |
| 451 | CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \ |
| 452 | CPU_FTR_PAUSE_ZERO | CPU_FTR_CELL_TB_BUG | CPU_FTR_CP_USE_DCBTZ | \ |
| 453 | CPU_FTR_UNALIGNED_LD_STD | CPU_FTR_DABRX) |
| 454 | #define CPU_FTRS_PA6T (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ |
| 455 | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_ALTIVEC_COMP | \ |
| 456 | CPU_FTR_PURR | CPU_FTR_REAL_LE | CPU_FTR_DABRX) |
| 457 | #define CPU_FTRS_COMPATIBLE (CPU_FTR_USE_TB | CPU_FTR_PPCAS_ARCH_V2) |
| 458 | |
| 459 | #ifdef __powerpc64__ |
| 460 | #ifdef CONFIG_PPC_BOOK3E |
| 461 | #define CPU_FTRS_POSSIBLE (CPU_FTRS_E6500 | CPU_FTRS_E5500) |
| 462 | #else |
| 463 | #define CPU_FTRS_POSSIBLE \ |
| 464 | (CPU_FTRS_POWER4 | CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | \ |
| 465 | CPU_FTRS_POWER6 | CPU_FTRS_POWER7 | CPU_FTRS_POWER8E | \ |
| 466 | CPU_FTRS_POWER8 | CPU_FTRS_POWER8_DD1 | CPU_FTRS_CELL | \ |
| 467 | CPU_FTRS_PA6T | CPU_FTR_VSX) |
| 468 | #endif |
| 469 | #else |
| 470 | enum { |
| 471 | CPU_FTRS_POSSIBLE = |
| 472 | #ifdef CONFIG_PPC_BOOK3S_32 |
| 473 | CPU_FTRS_PPC601 | CPU_FTRS_603 | CPU_FTRS_604 | CPU_FTRS_740_NOTAU | |
| 474 | CPU_FTRS_740 | CPU_FTRS_750 | CPU_FTRS_750FX1 | |
| 475 | CPU_FTRS_750FX2 | CPU_FTRS_750FX | CPU_FTRS_750GX | |
| 476 | CPU_FTRS_7400_NOTAU | CPU_FTRS_7400 | CPU_FTRS_7450_20 | |
| 477 | CPU_FTRS_7450_21 | CPU_FTRS_7450_23 | CPU_FTRS_7455_1 | |
| 478 | CPU_FTRS_7455_20 | CPU_FTRS_7455 | CPU_FTRS_7447_10 | |
| 479 | CPU_FTRS_7447 | CPU_FTRS_7447A | CPU_FTRS_82XX | |
| 480 | CPU_FTRS_G2_LE | CPU_FTRS_E300 | CPU_FTRS_E300C2 | |
| 481 | CPU_FTRS_CLASSIC32 | |
| 482 | #else |
| 483 | CPU_FTRS_GENERIC_32 | |
| 484 | #endif |
| 485 | #ifdef CONFIG_8xx |
| 486 | CPU_FTRS_8XX | |
| 487 | #endif |
| 488 | #ifdef CONFIG_40x |
| 489 | CPU_FTRS_40X | |
| 490 | #endif |
| 491 | #ifdef CONFIG_44x |
| 492 | CPU_FTRS_44X | CPU_FTRS_440x6 | |
| 493 | #endif |
| 494 | #ifdef CONFIG_PPC_47x |
| 495 | CPU_FTRS_47X | CPU_FTR_476_DD2 | |
| 496 | #endif |
| 497 | #ifdef CONFIG_E200 |
| 498 | CPU_FTRS_E200 | |
| 499 | #endif |
| 500 | #ifdef CONFIG_E500 |
| 501 | CPU_FTRS_E500 | CPU_FTRS_E500_2 | |
| 502 | #endif |
| 503 | #ifdef CONFIG_PPC_E500MC |
| 504 | CPU_FTRS_E500MC | CPU_FTRS_E5500 | CPU_FTRS_E6500 | |
| 505 | #endif |
| 506 | 0, |
| 507 | }; |
| 508 | #endif /* __powerpc64__ */ |
| 509 | |
| 510 | #ifdef __powerpc64__ |
| 511 | #ifdef CONFIG_PPC_BOOK3E |
| 512 | #define CPU_FTRS_ALWAYS (CPU_FTRS_E6500 & CPU_FTRS_E5500) |
| 513 | #else |
| 514 | #define CPU_FTRS_ALWAYS \ |
| 515 | (CPU_FTRS_POWER4 & CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & \ |
| 516 | CPU_FTRS_POWER6 & CPU_FTRS_POWER7 & CPU_FTRS_CELL & \ |
| 517 | CPU_FTRS_PA6T & CPU_FTRS_POWER8 & CPU_FTRS_POWER8E & \ |
| 518 | CPU_FTRS_POWER8_DD1 & ~CPU_FTR_HVMODE & CPU_FTRS_POSSIBLE) |
| 519 | #endif |
| 520 | #else |
| 521 | enum { |
| 522 | CPU_FTRS_ALWAYS = |
| 523 | #ifdef CONFIG_PPC_BOOK3S_32 |
| 524 | CPU_FTRS_PPC601 & CPU_FTRS_603 & CPU_FTRS_604 & CPU_FTRS_740_NOTAU & |
| 525 | CPU_FTRS_740 & CPU_FTRS_750 & CPU_FTRS_750FX1 & |
| 526 | CPU_FTRS_750FX2 & CPU_FTRS_750FX & CPU_FTRS_750GX & |
| 527 | CPU_FTRS_7400_NOTAU & CPU_FTRS_7400 & CPU_FTRS_7450_20 & |
| 528 | CPU_FTRS_7450_21 & CPU_FTRS_7450_23 & CPU_FTRS_7455_1 & |
| 529 | CPU_FTRS_7455_20 & CPU_FTRS_7455 & CPU_FTRS_7447_10 & |
| 530 | CPU_FTRS_7447 & CPU_FTRS_7447A & CPU_FTRS_82XX & |
| 531 | CPU_FTRS_G2_LE & CPU_FTRS_E300 & CPU_FTRS_E300C2 & |
| 532 | CPU_FTRS_CLASSIC32 & |
| 533 | #else |
| 534 | CPU_FTRS_GENERIC_32 & |
| 535 | #endif |
| 536 | #ifdef CONFIG_8xx |
| 537 | CPU_FTRS_8XX & |
| 538 | #endif |
| 539 | #ifdef CONFIG_40x |
| 540 | CPU_FTRS_40X & |
| 541 | #endif |
| 542 | #ifdef CONFIG_44x |
| 543 | CPU_FTRS_44X & CPU_FTRS_440x6 & |
| 544 | #endif |
| 545 | #ifdef CONFIG_E200 |
| 546 | CPU_FTRS_E200 & |
| 547 | #endif |
| 548 | #ifdef CONFIG_E500 |
| 549 | CPU_FTRS_E500 & CPU_FTRS_E500_2 & |
| 550 | #endif |
| 551 | #ifdef CONFIG_PPC_E500MC |
| 552 | CPU_FTRS_E500MC & CPU_FTRS_E5500 & CPU_FTRS_E6500 & |
| 553 | #endif |
| 554 | ~CPU_FTR_EMB_HV & /* can be removed at runtime */ |
| 555 | CPU_FTRS_POSSIBLE, |
| 556 | }; |
| 557 | #endif /* __powerpc64__ */ |
| 558 | |
| 559 | static inline int cpu_has_feature(unsigned long feature) |
| 560 | { |
| 561 | return (CPU_FTRS_ALWAYS & feature) || |
| 562 | (CPU_FTRS_POSSIBLE |
| 563 | & cur_cpu_spec->cpu_features |
| 564 | & feature); |
| 565 | } |
| 566 | |
| 567 | #define HBP_NUM 1 |
| 568 | |
| 569 | #endif /* !__ASSEMBLY__ */ |
| 570 | |
| 571 | #endif /* __ASM_POWERPC_CPUTABLE_H */ |