1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Contains the definition of registers common to all PowerPC variants. 4 * If a register definition has been changed in a different PowerPC 5 * variant, we will case it in #ifndef XXX ... #endif, and have the 6 * number used in the Programming Environments Manual For 32-Bit 7 * Implementations of the PowerPC Architecture (a.k.a. Green Book) here. 8 */ 9 10 #ifndef _ASM_POWERPC_REG_H 11 #define _ASM_POWERPC_REG_H 12 #ifdef __KERNEL__ 13 14 #include <linux/stringify.h> 15 #include <asm/cputable.h> 16 17 /* Pickup Book E specific registers. */ 18 #if defined(CONFIG_BOOKE) || defined(CONFIG_40x) 19 #include <asm/reg_booke.h> 20 #endif /* CONFIG_BOOKE || CONFIG_40x */ 21 22 #ifdef CONFIG_FSL_EMB_PERFMON 23 #include <asm/reg_fsl_emb.h> 24 #endif 25 26 #ifdef CONFIG_PPC_8xx 27 #include <asm/reg_8xx.h> 28 #endif /* CONFIG_PPC_8xx */ 29 30 #define MSR_SF_LG 63 /* Enable 64 bit mode */ 31 #define MSR_ISF_LG 61 /* Interrupt 64b mode valid on 630 */ 32 #define MSR_HV_LG 60 /* Hypervisor state */ 33 #define MSR_TS_T_LG 34 /* Trans Mem state: Transactional */ 34 #define MSR_TS_S_LG 33 /* Trans Mem state: Suspended */ 35 #define MSR_TS_LG 33 /* Trans Mem state (2 bits) */ 36 #define MSR_TM_LG 32 /* Trans Mem Available */ 37 #define MSR_VEC_LG 25 /* Enable AltiVec */ 38 #define MSR_VSX_LG 23 /* Enable VSX */ 39 #define MSR_POW_LG 18 /* Enable Power Management */ 40 #define MSR_WE_LG 18 /* Wait State Enable */ 41 #define MSR_TGPR_LG 17 /* TLB Update registers in use */ 42 #define MSR_CE_LG 17 /* Critical Interrupt Enable */ 43 #define MSR_ILE_LG 16 /* Interrupt Little Endian */ 44 #define MSR_EE_LG 15 /* External Interrupt Enable */ 45 #define MSR_PR_LG 14 /* Problem State / Privilege Level */ 46 #define MSR_FP_LG 13 /* Floating Point enable */ 47 #define MSR_ME_LG 12 /* Machine Check Enable */ 48 #define MSR_FE0_LG 11 /* Floating Exception mode 0 */ 49 #define MSR_SE_LG 10 /* Single Step */ 50 #define MSR_BE_LG 9 /* Branch Trace */ 51 #define MSR_DE_LG 9 /* Debug Exception Enable */ 52 #define MSR_FE1_LG 8 /* Floating Exception mode 1 */ 53 #define MSR_IP_LG 6 /* Exception prefix 0x000/0xFFF */ 54 #define MSR_IR_LG 5 /* Instruction Relocate */ 55 #define MSR_DR_LG 4 /* Data Relocate */ 56 #define MSR_PE_LG 3 /* Protection Enable */ 57 #define MSR_PX_LG 2 /* Protection Exclusive Mode */ 58 #define MSR_PMM_LG 2 /* Performance monitor */ 59 #define MSR_RI_LG 1 /* Recoverable Exception */ 60 #define MSR_LE_LG 0 /* Little Endian */ 61 62 #ifdef __ASSEMBLY__ 63 #define __MASK(X) (1<<(X)) 64 #else 65 #define __MASK(X) (1UL<<(X)) 66 #endif 67 68 #ifdef CONFIG_PPC64 69 #define MSR_SF __MASK(MSR_SF_LG) /* Enable 64 bit mode */ 70 #define MSR_ISF __MASK(MSR_ISF_LG) /* Interrupt 64b mode valid on 630 */ 71 #define MSR_HV __MASK(MSR_HV_LG) /* Hypervisor state */ 72 #else 73 /* so tests for these bits fail on 32-bit */ 74 #define MSR_SF 0 75 #define MSR_ISF 0 76 #define MSR_HV 0 77 #endif 78 79 /* 80 * To be used in shared book E/book S, this avoids needing to worry about 81 * book S/book E in shared code 82 */ 83 #ifndef MSR_SPE 84 #define MSR_SPE 0 85 #endif 86 87 #define MSR_VEC __MASK(MSR_VEC_LG) /* Enable AltiVec */ 88 #define MSR_VSX __MASK(MSR_VSX_LG) /* Enable VSX */ 89 #define MSR_POW __MASK(MSR_POW_LG) /* Enable Power Management */ 90 #define MSR_WE __MASK(MSR_WE_LG) /* Wait State Enable */ 91 #define MSR_TGPR __MASK(MSR_TGPR_LG) /* TLB Update registers in use */ 92 #define MSR_CE __MASK(MSR_CE_LG) /* Critical Interrupt Enable */ 93 #define MSR_ILE __MASK(MSR_ILE_LG) /* Interrupt Little Endian */ 94 #define MSR_EE __MASK(MSR_EE_LG) /* External Interrupt Enable */ 95 #define MSR_PR __MASK(MSR_PR_LG) /* Problem State / Privilege Level */ 96 #define MSR_FP __MASK(MSR_FP_LG) /* Floating Point enable */ 97 #define MSR_ME __MASK(MSR_ME_LG) /* Machine Check Enable */ 98 #define MSR_FE0 __MASK(MSR_FE0_LG) /* Floating Exception mode 0 */ 99 #define MSR_SE __MASK(MSR_SE_LG) /* Single Step */ 100 #define MSR_BE __MASK(MSR_BE_LG) /* Branch Trace */ 101 #define MSR_DE __MASK(MSR_DE_LG) /* Debug Exception Enable */ 102 #define MSR_FE1 __MASK(MSR_FE1_LG) /* Floating Exception mode 1 */ 103 #define MSR_IP __MASK(MSR_IP_LG) /* Exception prefix 0x000/0xFFF */ 104 #define MSR_IR __MASK(MSR_IR_LG) /* Instruction Relocate */ 105 #define MSR_DR __MASK(MSR_DR_LG) /* Data Relocate */ 106 #define MSR_PE __MASK(MSR_PE_LG) /* Protection Enable */ 107 #define MSR_PX __MASK(MSR_PX_LG) /* Protection Exclusive Mode */ 108 #ifndef MSR_PMM 109 #define MSR_PMM __MASK(MSR_PMM_LG) /* Performance monitor */ 110 #endif 111 #define MSR_RI __MASK(MSR_RI_LG) /* Recoverable Exception */ 112 #define MSR_LE __MASK(MSR_LE_LG) /* Little Endian */ 113 114 #define MSR_TM __MASK(MSR_TM_LG) /* Transactional Mem Available */ 115 #define MSR_TS_N 0 /* Non-transactional */ 116 #define MSR_TS_S __MASK(MSR_TS_S_LG) /* Transaction Suspended */ 117 #define MSR_TS_T __MASK(MSR_TS_T_LG) /* Transaction Transactional */ 118 #define MSR_TS_MASK (MSR_TS_T | MSR_TS_S) /* Transaction State bits */ 119 #define MSR_TM_ACTIVE(x) (((x) & MSR_TS_MASK) != 0) /* Transaction active? */ 120 #define MSR_TM_RESV(x) (((x) & MSR_TS_MASK) == MSR_TS_MASK) /* Reserved */ 121 #define MSR_TM_TRANSACTIONAL(x) (((x) & MSR_TS_MASK) == MSR_TS_T) 122 #define MSR_TM_SUSPENDED(x) (((x) & MSR_TS_MASK) == MSR_TS_S) 123 124 #if defined(CONFIG_PPC_BOOK3S_64) 125 #define MSR_64BIT MSR_SF 126 127 /* Server variant */ 128 #define __MSR (MSR_ME | MSR_RI | MSR_IR | MSR_DR | MSR_ISF |MSR_HV) 129 #ifdef __BIG_ENDIAN__ 130 #define MSR_ __MSR 131 #define MSR_IDLE (MSR_ME | MSR_SF | MSR_HV) 132 #else 133 #define MSR_ (__MSR | MSR_LE) 134 #define MSR_IDLE (MSR_ME | MSR_SF | MSR_HV | MSR_LE) 135 #endif 136 #define MSR_KERNEL (MSR_ | MSR_64BIT) 137 #define MSR_USER32 (MSR_ | MSR_PR | MSR_EE) 138 #define MSR_USER64 (MSR_USER32 | MSR_64BIT) 139 #elif defined(CONFIG_PPC_BOOK3S_32) || defined(CONFIG_PPC_8xx) 140 /* Default MSR for kernel mode. */ 141 #define MSR_KERNEL (MSR_ME|MSR_RI|MSR_IR|MSR_DR) 142 #define MSR_USER (MSR_KERNEL|MSR_PR|MSR_EE) 143 #endif 144 145 #ifndef MSR_64BIT 146 #define MSR_64BIT 0 147 #endif 148 149 /* Condition Register related */ 150 #define CR0_SHIFT 28 151 #define CR0_MASK 0xF 152 #define CR0_TBEGIN_FAILURE (0x2 << 28) /* 0b0010 */ 153 154 155 /* Power Management - Processor Stop Status and Control Register Fields */ 156 #define PSSCR_RL_MASK 0x0000000F /* Requested Level */ 157 #define PSSCR_MTL_MASK 0x000000F0 /* Maximum Transition Level */ 158 #define PSSCR_TR_MASK 0x00000300 /* Transition State */ 159 #define PSSCR_PSLL_MASK 0x000F0000 /* Power-Saving Level Limit */ 160 #define PSSCR_EC 0x00100000 /* Exit Criterion */ 161 #define PSSCR_ESL 0x00200000 /* Enable State Loss */ 162 #define PSSCR_SD 0x00400000 /* Status Disable */ 163 #define PSSCR_PLS 0xf000000000000000 /* Power-saving Level Status */ 164 #define PSSCR_GUEST_VIS 0xf0000000000003ff /* Guest-visible PSSCR fields */ 165 #define PSSCR_FAKE_SUSPEND 0x00000400 /* Fake-suspend bit (P9 DD2.2) */ 166 #define PSSCR_FAKE_SUSPEND_LG 10 /* Fake-suspend bit position */ 167 168 /* Floating Point Status and Control Register (FPSCR) Fields */ 169 #define FPSCR_FX 0x80000000 /* FPU exception summary */ 170 #define FPSCR_FEX 0x40000000 /* FPU enabled exception summary */ 171 #define FPSCR_VX 0x20000000 /* Invalid operation summary */ 172 #define FPSCR_OX 0x10000000 /* Overflow exception summary */ 173 #define FPSCR_UX 0x08000000 /* Underflow exception summary */ 174 #define FPSCR_ZX 0x04000000 /* Zero-divide exception summary */ 175 #define FPSCR_XX 0x02000000 /* Inexact exception summary */ 176 #define FPSCR_VXSNAN 0x01000000 /* Invalid op for SNaN */ 177 #define FPSCR_VXISI 0x00800000 /* Invalid op for Inv - Inv */ 178 #define FPSCR_VXIDI 0x00400000 /* Invalid op for Inv / Inv */ 179 #define FPSCR_VXZDZ 0x00200000 /* Invalid op for Zero / Zero */ 180 #define FPSCR_VXIMZ 0x00100000 /* Invalid op for Inv * Zero */ 181 #define FPSCR_VXVC 0x00080000 /* Invalid op for Compare */ 182 #define FPSCR_FR 0x00040000 /* Fraction rounded */ 183 #define FPSCR_FI 0x00020000 /* Fraction inexact */ 184 #define FPSCR_FPRF 0x0001f000 /* FPU Result Flags */ 185 #define FPSCR_FPCC 0x0000f000 /* FPU Condition Codes */ 186 #define FPSCR_VXSOFT 0x00000400 /* Invalid op for software request */ 187 #define FPSCR_VXSQRT 0x00000200 /* Invalid op for square root */ 188 #define FPSCR_VXCVI 0x00000100 /* Invalid op for integer convert */ 189 #define FPSCR_VE 0x00000080 /* Invalid op exception enable */ 190 #define FPSCR_OE 0x00000040 /* IEEE overflow exception enable */ 191 #define FPSCR_UE 0x00000020 /* IEEE underflow exception enable */ 192 #define FPSCR_ZE 0x00000010 /* IEEE zero divide exception enable */ 193 #define FPSCR_XE 0x00000008 /* FP inexact exception enable */ 194 #define FPSCR_NI 0x00000004 /* FPU non IEEE-Mode */ 195 #define FPSCR_RN 0x00000003 /* FPU rounding control */ 196 197 /* Bit definitions for SPEFSCR. */ 198 #define SPEFSCR_SOVH 0x80000000 /* Summary integer overflow high */ 199 #define SPEFSCR_OVH 0x40000000 /* Integer overflow high */ 200 #define SPEFSCR_FGH 0x20000000 /* Embedded FP guard bit high */ 201 #define SPEFSCR_FXH 0x10000000 /* Embedded FP sticky bit high */ 202 #define SPEFSCR_FINVH 0x08000000 /* Embedded FP invalid operation high */ 203 #define SPEFSCR_FDBZH 0x04000000 /* Embedded FP div by zero high */ 204 #define SPEFSCR_FUNFH 0x02000000 /* Embedded FP underflow high */ 205 #define SPEFSCR_FOVFH 0x01000000 /* Embedded FP overflow high */ 206 #define SPEFSCR_FINXS 0x00200000 /* Embedded FP inexact sticky */ 207 #define SPEFSCR_FINVS 0x00100000 /* Embedded FP invalid op. sticky */ 208 #define SPEFSCR_FDBZS 0x00080000 /* Embedded FP div by zero sticky */ 209 #define SPEFSCR_FUNFS 0x00040000 /* Embedded FP underflow sticky */ 210 #define SPEFSCR_FOVFS 0x00020000 /* Embedded FP overflow sticky */ 211 #define SPEFSCR_MODE 0x00010000 /* Embedded FP mode */ 212 #define SPEFSCR_SOV 0x00008000 /* Integer summary overflow */ 213 #define SPEFSCR_OV 0x00004000 /* Integer overflow */ 214 #define SPEFSCR_FG 0x00002000 /* Embedded FP guard bit */ 215 #define SPEFSCR_FX 0x00001000 /* Embedded FP sticky bit */ 216 #define SPEFSCR_FINV 0x00000800 /* Embedded FP invalid operation */ 217 #define SPEFSCR_FDBZ 0x00000400 /* Embedded FP div by zero */ 218 #define SPEFSCR_FUNF 0x00000200 /* Embedded FP underflow */ 219 #define SPEFSCR_FOVF 0x00000100 /* Embedded FP overflow */ 220 #define SPEFSCR_FINXE 0x00000040 /* Embedded FP inexact enable */ 221 #define SPEFSCR_FINVE 0x00000020 /* Embedded FP invalid op. enable */ 222 #define SPEFSCR_FDBZE 0x00000010 /* Embedded FP div by zero enable */ 223 #define SPEFSCR_FUNFE 0x00000008 /* Embedded FP underflow enable */ 224 #define SPEFSCR_FOVFE 0x00000004 /* Embedded FP overflow enable */ 225 #define SPEFSCR_FRMC 0x00000003 /* Embedded FP rounding mode control */ 226 227 /* Special Purpose Registers (SPRNs)*/ 228 229 #ifdef CONFIG_40x 230 #define SPRN_PID 0x3B1 /* Process ID */ 231 #else 232 #define SPRN_PID 0x030 /* Process ID */ 233 #ifdef CONFIG_BOOKE 234 #define SPRN_PID0 SPRN_PID/* Process ID Register 0 */ 235 #endif 236 #endif 237 238 #define SPRN_CTR 0x009 /* Count Register */ 239 #define SPRN_DSCR 0x11 240 #define SPRN_CFAR 0x1c /* Come From Address Register */ 241 #define SPRN_AMR 0x1d /* Authority Mask Register */ 242 #define SPRN_UAMOR 0x9d /* User Authority Mask Override Register */ 243 #define SPRN_AMOR 0x15d /* Authority Mask Override Register */ 244 #define SPRN_ACOP 0x1F /* Available Coprocessor Register */ 245 #define SPRN_TFIAR 0x81 /* Transaction Failure Inst Addr */ 246 #define SPRN_TEXASR 0x82 /* Transaction EXception & Summary */ 247 #define SPRN_TEXASRU 0x83 /* '' '' '' Upper 32 */ 248 249 #define TEXASR_FC_LG (63 - 7) /* Failure Code */ 250 #define TEXASR_AB_LG (63 - 31) /* Abort */ 251 #define TEXASR_SU_LG (63 - 32) /* Suspend */ 252 #define TEXASR_HV_LG (63 - 34) /* Hypervisor state*/ 253 #define TEXASR_PR_LG (63 - 35) /* Privilege level */ 254 #define TEXASR_FS_LG (63 - 36) /* failure summary */ 255 #define TEXASR_EX_LG (63 - 37) /* TFIAR exact bit */ 256 #define TEXASR_ROT_LG (63 - 38) /* ROT bit */ 257 258 #define TEXASR_ABORT __MASK(TEXASR_AB_LG) /* terminated by tabort or treclaim */ 259 #define TEXASR_SUSP __MASK(TEXASR_SU_LG) /* tx failed in suspended state */ 260 #define TEXASR_HV __MASK(TEXASR_HV_LG) /* MSR[HV] when failure occurred */ 261 #define TEXASR_PR __MASK(TEXASR_PR_LG) /* MSR[PR] when failure occurred */ 262 #define TEXASR_FS __MASK(TEXASR_FS_LG) /* TEXASR Failure Summary */ 263 #define TEXASR_EXACT __MASK(TEXASR_EX_LG) /* TFIAR value is exact */ 264 #define TEXASR_ROT __MASK(TEXASR_ROT_LG) 265 #define TEXASR_FC (ASM_CONST(0xFF) << TEXASR_FC_LG) 266 267 #define SPRN_TFHAR 0x80 /* Transaction Failure Handler Addr */ 268 269 #define SPRN_TIDR 144 /* Thread ID register */ 270 #define SPRN_CTRLF 0x088 271 #define SPRN_CTRLT 0x098 272 #define CTRL_CT 0xc0000000 /* current thread */ 273 #define CTRL_CT0 0x80000000 /* thread 0 */ 274 #define CTRL_CT1 0x40000000 /* thread 1 */ 275 #define CTRL_TE 0x00c00000 /* thread enable */ 276 #define CTRL_RUNLATCH 0x1 277 #define SPRN_DAWR 0xB4 278 #define SPRN_RPR 0xBA /* Relative Priority Register */ 279 #define SPRN_CIABR 0xBB 280 #define CIABR_PRIV 0x3 281 #define CIABR_PRIV_USER 1 282 #define CIABR_PRIV_SUPER 2 283 #define CIABR_PRIV_HYPER 3 284 #define SPRN_DAWRX 0xBC 285 #define DAWRX_USER __MASK(0) 286 #define DAWRX_KERNEL __MASK(1) 287 #define DAWRX_HYP __MASK(2) 288 #define DAWRX_WTI __MASK(3) 289 #define DAWRX_WT __MASK(4) 290 #define DAWRX_DR __MASK(5) 291 #define DAWRX_DW __MASK(6) 292 #define SPRN_DABR 0x3F5 /* Data Address Breakpoint Register */ 293 #define SPRN_DABR2 0x13D /* e300 */ 294 #define SPRN_DABRX 0x3F7 /* Data Address Breakpoint Register Extension */ 295 #define DABRX_USER __MASK(0) 296 #define DABRX_KERNEL __MASK(1) 297 #define DABRX_HYP __MASK(2) 298 #define DABRX_BTI __MASK(3) 299 #define DABRX_ALL (DABRX_BTI | DABRX_HYP | DABRX_KERNEL | DABRX_USER) 300 #define SPRN_DAR 0x013 /* Data Address Register */ 301 #define SPRN_DBCR 0x136 /* e300 Data Breakpoint Control Reg */ 302 #define SPRN_DSISR 0x012 /* Data Storage Interrupt Status Register */ 303 #define DSISR_BAD_DIRECT_ST 0x80000000 /* Obsolete: Direct store error */ 304 #define DSISR_NOHPTE 0x40000000 /* no translation found */ 305 #define DSISR_ATTR_CONFLICT 0x20000000 /* P9: Process vs. Partition attr */ 306 #define DSISR_NOEXEC_OR_G 0x10000000 /* Alias of SRR1 bit, see below */ 307 #define DSISR_PROTFAULT 0x08000000 /* protection fault */ 308 #define DSISR_BADACCESS 0x04000000 /* bad access to CI or G */ 309 #define DSISR_ISSTORE 0x02000000 /* access was a store */ 310 #define DSISR_DABRMATCH 0x00400000 /* hit data breakpoint */ 311 #define DSISR_NOSEGMENT 0x00200000 /* STAB miss (unsupported) */ 312 #define DSISR_KEYFAULT 0x00200000 /* Storage Key fault */ 313 #define DSISR_BAD_EXT_CTRL 0x00100000 /* Obsolete: External ctrl error */ 314 #define DSISR_UNSUPP_MMU 0x00080000 /* P9: Unsupported MMU config */ 315 #define DSISR_SET_RC 0x00040000 /* P9: Failed setting of R/C bits */ 316 #define DSISR_PRTABLE_FAULT 0x00020000 /* P9: Fault on process table */ 317 #define DSISR_ICSWX_NO_CT 0x00004000 /* P7: icswx unavailable cp type */ 318 #define DSISR_BAD_COPYPASTE 0x00000008 /* P9: Copy/Paste on wrong memtype */ 319 #define DSISR_BAD_AMO 0x00000004 /* P9: Incorrect AMO opcode */ 320 #define DSISR_BAD_CI_LDST 0x00000002 /* P8: Bad HV CI load/store */ 321 322 /* 323 * DSISR_NOEXEC_OR_G doesn't actually exist. This bit is always 324 * 0 on DSIs. However, on ISIs, the corresponding bit in SRR1 325 * indicates an attempt at executing from a no-execute PTE 326 * or segment or from a guarded page. 327 * 328 * We add a definition here for completeness as we alias 329 * DSISR and SRR1 in do_page_fault. 330 */ 331 332 /* 333 * DSISR bits that are treated as a fault. Any bit set 334 * here will skip hash_page, and cause do_page_fault to 335 * trigger a SIGBUS or SIGSEGV: 336 */ 337 #define DSISR_BAD_FAULT_32S (DSISR_BAD_DIRECT_ST | \ 338 DSISR_BADACCESS | \ 339 DSISR_BAD_EXT_CTRL) 340 #define DSISR_BAD_FAULT_64S (DSISR_BAD_FAULT_32S | \ 341 DSISR_ATTR_CONFLICT | \ 342 DSISR_UNSUPP_MMU | \ 343 DSISR_PRTABLE_FAULT | \ 344 DSISR_ICSWX_NO_CT | \ 345 DSISR_BAD_COPYPASTE | \ 346 DSISR_BAD_AMO | \ 347 DSISR_BAD_CI_LDST) 348 /* 349 * These bits are equivalent in SRR1 and DSISR for 0x400 350 * instruction access interrupts on Book3S 351 */ 352 #define DSISR_SRR1_MATCH_32S (DSISR_NOHPTE | \ 353 DSISR_NOEXEC_OR_G | \ 354 DSISR_PROTFAULT) 355 #define DSISR_SRR1_MATCH_64S (DSISR_SRR1_MATCH_32S | \ 356 DSISR_KEYFAULT | \ 357 DSISR_UNSUPP_MMU | \ 358 DSISR_SET_RC | \ 359 DSISR_PRTABLE_FAULT) 360 361 #define SPRN_TBRL 0x10C /* Time Base Read Lower Register (user, R/O) */ 362 #define SPRN_TBRU 0x10D /* Time Base Read Upper Register (user, R/O) */ 363 #define SPRN_CIR 0x11B /* Chip Information Register (hyper, R/0) */ 364 #define SPRN_TBWL 0x11C /* Time Base Lower Register (super, R/W) */ 365 #define SPRN_TBWU 0x11D /* Time Base Upper Register (super, R/W) */ 366 #define SPRN_TBU40 0x11E /* Timebase upper 40 bits (hyper, R/W) */ 367 #define SPRN_SPURR 0x134 /* Scaled PURR */ 368 #define SPRN_HSPRG0 0x130 /* Hypervisor Scratch 0 */ 369 #define SPRN_HSPRG1 0x131 /* Hypervisor Scratch 1 */ 370 #define SPRN_HDSISR 0x132 371 #define SPRN_HDAR 0x133 372 #define SPRN_HDEC 0x136 /* Hypervisor Decrementer */ 373 #define SPRN_HIOR 0x137 /* 970 Hypervisor interrupt offset */ 374 #define SPRN_RMOR 0x138 /* Real mode offset register */ 375 #define SPRN_HRMOR 0x139 /* Real mode offset register */ 376 #define SPRN_HSRR0 0x13A /* Hypervisor Save/Restore 0 */ 377 #define SPRN_HSRR1 0x13B /* Hypervisor Save/Restore 1 */ 378 #define SPRN_ASDR 0x330 /* Access segment descriptor register */ 379 #define SPRN_IC 0x350 /* Virtual Instruction Count */ 380 #define SPRN_VTB 0x351 /* Virtual Time Base */ 381 #define SPRN_LDBAR 0x352 /* LD Base Address Register */ 382 #define SPRN_PMICR 0x354 /* Power Management Idle Control Reg */ 383 #define SPRN_PMSR 0x355 /* Power Management Status Reg */ 384 #define SPRN_PMMAR 0x356 /* Power Management Memory Activity Register */ 385 #define SPRN_PSSCR 0x357 /* Processor Stop Status and Control Register (ISA 3.0) */ 386 #define SPRN_PSSCR_PR 0x337 /* PSSCR ISA 3.0, privileged mode access */ 387 #define SPRN_PMCR 0x374 /* Power Management Control Register */ 388 #define SPRN_RWMR 0x375 /* Region-Weighting Mode Register */ 389 390 /* HFSCR and FSCR bit numbers are the same */ 391 #define FSCR_SCV_LG 12 /* Enable System Call Vectored */ 392 #define FSCR_MSGP_LG 10 /* Enable MSGP */ 393 #define FSCR_TAR_LG 8 /* Enable Target Address Register */ 394 #define FSCR_EBB_LG 7 /* Enable Event Based Branching */ 395 #define FSCR_TM_LG 5 /* Enable Transactional Memory */ 396 #define FSCR_BHRB_LG 4 /* Enable Branch History Rolling Buffer*/ 397 #define FSCR_PM_LG 3 /* Enable prob/priv access to PMU SPRs */ 398 #define FSCR_DSCR_LG 2 /* Enable Data Stream Control Register */ 399 #define FSCR_VECVSX_LG 1 /* Enable VMX/VSX */ 400 #define FSCR_FP_LG 0 /* Enable Floating Point */ 401 #define SPRN_FSCR 0x099 /* Facility Status & Control Register */ 402 #define FSCR_SCV __MASK(FSCR_SCV_LG) 403 #define FSCR_TAR __MASK(FSCR_TAR_LG) 404 #define FSCR_EBB __MASK(FSCR_EBB_LG) 405 #define FSCR_DSCR __MASK(FSCR_DSCR_LG) 406 #define SPRN_HFSCR 0xbe /* HV=1 Facility Status & Control Register */ 407 #define HFSCR_MSGP __MASK(FSCR_MSGP_LG) 408 #define HFSCR_TAR __MASK(FSCR_TAR_LG) 409 #define HFSCR_EBB __MASK(FSCR_EBB_LG) 410 #define HFSCR_TM __MASK(FSCR_TM_LG) 411 #define HFSCR_PM __MASK(FSCR_PM_LG) 412 #define HFSCR_BHRB __MASK(FSCR_BHRB_LG) 413 #define HFSCR_DSCR __MASK(FSCR_DSCR_LG) 414 #define HFSCR_VECVSX __MASK(FSCR_VECVSX_LG) 415 #define HFSCR_FP __MASK(FSCR_FP_LG) 416 #define SPRN_TAR 0x32f /* Target Address Register */ 417 #define SPRN_LPCR 0x13E /* LPAR Control Register */ 418 #define LPCR_VPM0 ASM_CONST(0x8000000000000000) 419 #define LPCR_VPM1 ASM_CONST(0x4000000000000000) 420 #define LPCR_ISL ASM_CONST(0x2000000000000000) 421 #define LPCR_VC_SH 61 422 #define LPCR_DPFD_SH 52 423 #define LPCR_DPFD (ASM_CONST(7) << LPCR_DPFD_SH) 424 #define LPCR_VRMASD_SH 47 425 #define LPCR_VRMASD (ASM_CONST(0x1f) << LPCR_VRMASD_SH) 426 #define LPCR_VRMA_L ASM_CONST(0x0008000000000000) 427 #define LPCR_VRMA_LP0 ASM_CONST(0x0001000000000000) 428 #define LPCR_VRMA_LP1 ASM_CONST(0x0000800000000000) 429 #define LPCR_RMLS 0x1C000000 /* Implementation dependent RMO limit sel */ 430 #define LPCR_RMLS_SH 26 431 #define LPCR_ILE ASM_CONST(0x0000000002000000) /* !HV irqs set MSR:LE */ 432 #define LPCR_AIL ASM_CONST(0x0000000001800000) /* Alternate interrupt location */ 433 #define LPCR_AIL_0 ASM_CONST(0x0000000000000000) /* MMU off exception offset 0x0 */ 434 #define LPCR_AIL_3 ASM_CONST(0x0000000001800000) /* MMU on exception offset 0xc00...4xxx */ 435 #define LPCR_ONL ASM_CONST(0x0000000000040000) /* online - PURR/SPURR count */ 436 #define LPCR_LD ASM_CONST(0x0000000000020000) /* large decremeter */ 437 #define LPCR_PECE ASM_CONST(0x000000000001f000) /* powersave exit cause enable */ 438 #define LPCR_PECEDP ASM_CONST(0x0000000000010000) /* directed priv dbells cause exit */ 439 #define LPCR_PECEDH ASM_CONST(0x0000000000008000) /* directed hyp dbells cause exit */ 440 #define LPCR_PECE0 ASM_CONST(0x0000000000004000) /* ext. exceptions can cause exit */ 441 #define LPCR_PECE1 ASM_CONST(0x0000000000002000) /* decrementer can cause exit */ 442 #define LPCR_PECE2 ASM_CONST(0x0000000000001000) /* machine check etc can cause exit */ 443 #define LPCR_PECE_HVEE ASM_CONST(0x0000400000000000) /* P9 Wakeup on HV interrupts */ 444 #define LPCR_MER ASM_CONST(0x0000000000000800) /* Mediated External Exception */ 445 #define LPCR_MER_SH 11 446 #define LPCR_GTSE ASM_CONST(0x0000000000000400) /* Guest Translation Shootdown Enable */ 447 #define LPCR_TC ASM_CONST(0x0000000000000200) /* Translation control */ 448 #define LPCR_HEIC ASM_CONST(0x0000000000000010) /* Hypervisor External Interrupt Control */ 449 #define LPCR_LPES 0x0000000c 450 #define LPCR_LPES0 ASM_CONST(0x0000000000000008) /* LPAR Env selector 0 */ 451 #define LPCR_LPES1 ASM_CONST(0x0000000000000004) /* LPAR Env selector 1 */ 452 #define LPCR_LPES_SH 2 453 #define LPCR_RMI ASM_CONST(0x0000000000000002) /* real mode is cache inhibit */ 454 #define LPCR_HVICE ASM_CONST(0x0000000000000002) /* P9: HV interrupt enable */ 455 #define LPCR_HDICE ASM_CONST(0x0000000000000001) /* Hyp Decr enable (HV,PR,EE) */ 456 #define LPCR_UPRT ASM_CONST(0x0000000000400000) /* Use Process Table (ISA 3) */ 457 #define LPCR_HR ASM_CONST(0x0000000000100000) 458 #ifndef SPRN_LPID 459 #define SPRN_LPID 0x13F /* Logical Partition Identifier */ 460 #endif 461 #define LPID_RSVD 0x3ff /* Reserved LPID for partn switching */ 462 #define SPRN_HMER 0x150 /* Hypervisor maintenance exception reg */ 463 #define HMER_DEBUG_TRIG (1ul << (63 - 17)) /* Debug trigger */ 464 #define SPRN_HMEER 0x151 /* Hyp maintenance exception enable reg */ 465 #define SPRN_PCR 0x152 /* Processor compatibility register */ 466 #define PCR_VEC_DIS (1ul << (63-0)) /* Vec. disable (bit NA since POWER8) */ 467 #define PCR_VSX_DIS (1ul << (63-1)) /* VSX disable (bit NA since POWER8) */ 468 #define PCR_TM_DIS (1ul << (63-2)) /* Trans. memory disable (POWER8) */ 469 /* 470 * These bits are used in the function kvmppc_set_arch_compat() to specify and 471 * determine both the compatibility level which we want to emulate and the 472 * compatibility level which the host is capable of emulating. 473 */ 474 #define PCR_ARCH_207 0x8 /* Architecture 2.07 */ 475 #define PCR_ARCH_206 0x4 /* Architecture 2.06 */ 476 #define PCR_ARCH_205 0x2 /* Architecture 2.05 */ 477 #define SPRN_HEIR 0x153 /* Hypervisor Emulated Instruction Register */ 478 #define SPRN_TLBINDEXR 0x154 /* P7 TLB control register */ 479 #define SPRN_TLBVPNR 0x155 /* P7 TLB control register */ 480 #define SPRN_TLBRPNR 0x156 /* P7 TLB control register */ 481 #define SPRN_TLBLPIDR 0x157 /* P7 TLB control register */ 482 #define SPRN_DBAT0L 0x219 /* Data BAT 0 Lower Register */ 483 #define SPRN_DBAT0U 0x218 /* Data BAT 0 Upper Register */ 484 #define SPRN_DBAT1L 0x21B /* Data BAT 1 Lower Register */ 485 #define SPRN_DBAT1U 0x21A /* Data BAT 1 Upper Register */ 486 #define SPRN_DBAT2L 0x21D /* Data BAT 2 Lower Register */ 487 #define SPRN_DBAT2U 0x21C /* Data BAT 2 Upper Register */ 488 #define SPRN_DBAT3L 0x21F /* Data BAT 3 Lower Register */ 489 #define SPRN_DBAT3U 0x21E /* Data BAT 3 Upper Register */ 490 #define SPRN_DBAT4L 0x239 /* Data BAT 4 Lower Register */ 491 #define SPRN_DBAT4U 0x238 /* Data BAT 4 Upper Register */ 492 #define SPRN_DBAT5L 0x23B /* Data BAT 5 Lower Register */ 493 #define SPRN_DBAT5U 0x23A /* Data BAT 5 Upper Register */ 494 #define SPRN_DBAT6L 0x23D /* Data BAT 6 Lower Register */ 495 #define SPRN_DBAT6U 0x23C /* Data BAT 6 Upper Register */ 496 #define SPRN_DBAT7L 0x23F /* Data BAT 7 Lower Register */ 497 #define SPRN_DBAT7U 0x23E /* Data BAT 7 Upper Register */ 498 #define SPRN_PPR 0x380 /* SMT Thread status Register */ 499 #define SPRN_TSCR 0x399 /* Thread Switch Control Register */ 500 501 #define SPRN_DEC 0x016 /* Decrement Register */ 502 #define SPRN_DER 0x095 /* Debug Enable Register */ 503 #define DER_RSTE 0x40000000 /* Reset Interrupt */ 504 #define DER_CHSTPE 0x20000000 /* Check Stop */ 505 #define DER_MCIE 0x10000000 /* Machine Check Interrupt */ 506 #define DER_EXTIE 0x02000000 /* External Interrupt */ 507 #define DER_ALIE 0x01000000 /* Alignment Interrupt */ 508 #define DER_PRIE 0x00800000 /* Program Interrupt */ 509 #define DER_FPUVIE 0x00400000 /* FP Unavailable Interrupt */ 510 #define DER_DECIE 0x00200000 /* Decrementer Interrupt */ 511 #define DER_SYSIE 0x00040000 /* System Call Interrupt */ 512 #define DER_TRE 0x00020000 /* Trace Interrupt */ 513 #define DER_SEIE 0x00004000 /* FP SW Emulation Interrupt */ 514 #define DER_ITLBMSE 0x00002000 /* Imp. Spec. Instruction TLB Miss */ 515 #define DER_ITLBERE 0x00001000 /* Imp. Spec. Instruction TLB Error */ 516 #define DER_DTLBMSE 0x00000800 /* Imp. Spec. Data TLB Miss */ 517 #define DER_DTLBERE 0x00000400 /* Imp. Spec. Data TLB Error */ 518 #define DER_LBRKE 0x00000008 /* Load/Store Breakpoint Interrupt */ 519 #define DER_IBRKE 0x00000004 /* Instruction Breakpoint Interrupt */ 520 #define DER_EBRKE 0x00000002 /* External Breakpoint Interrupt */ 521 #define DER_DPIE 0x00000001 /* Dev. Port Nonmaskable Request */ 522 #define SPRN_DMISS 0x3D0 /* Data TLB Miss Register */ 523 #define SPRN_DHDES 0x0B1 /* Directed Hyp. Doorbell Exc. State */ 524 #define SPRN_DPDES 0x0B0 /* Directed Priv. Doorbell Exc. State */ 525 #define SPRN_EAR 0x11A /* External Address Register */ 526 #define SPRN_HASH1 0x3D2 /* Primary Hash Address Register */ 527 #define SPRN_HASH2 0x3D3 /* Secondary Hash Address Register */ 528 #define SPRN_HID0 0x3F0 /* Hardware Implementation Register 0 */ 529 #define HID0_HDICE_SH (63 - 23) /* 970 HDEC interrupt enable */ 530 #define HID0_EMCP (1<<31) /* Enable Machine Check pin */ 531 #define HID0_EBA (1<<29) /* Enable Bus Address Parity */ 532 #define HID0_EBD (1<<28) /* Enable Bus Data Parity */ 533 #define HID0_SBCLK (1<<27) 534 #define HID0_EICE (1<<26) 535 #define HID0_TBEN (1<<26) /* Timebase enable - 745x */ 536 #define HID0_ECLK (1<<25) 537 #define HID0_PAR (1<<24) 538 #define HID0_STEN (1<<24) /* Software table search enable - 745x */ 539 #define HID0_HIGH_BAT (1<<23) /* Enable high BATs - 7455 */ 540 #define HID0_DOZE (1<<23) 541 #define HID0_NAP (1<<22) 542 #define HID0_SLEEP (1<<21) 543 #define HID0_DPM (1<<20) 544 #define HID0_BHTCLR (1<<18) /* Clear branch history table - 7450 */ 545 #define HID0_XAEN (1<<17) /* Extended addressing enable - 7450 */ 546 #define HID0_NHR (1<<16) /* Not hard reset (software bit-7450)*/ 547 #define HID0_ICE (1<<15) /* Instruction Cache Enable */ 548 #define HID0_DCE (1<<14) /* Data Cache Enable */ 549 #define HID0_ILOCK (1<<13) /* Instruction Cache Lock */ 550 #define HID0_DLOCK (1<<12) /* Data Cache Lock */ 551 #define HID0_ICFI (1<<11) /* Instr. Cache Flash Invalidate */ 552 #define HID0_DCI (1<<10) /* Data Cache Invalidate */ 553 #define HID0_SPD (1<<9) /* Speculative disable */ 554 #define HID0_DAPUEN (1<<8) /* Debug APU enable */ 555 #define HID0_SGE (1<<7) /* Store Gathering Enable */ 556 #define HID0_SIED (1<<7) /* Serial Instr. Execution [Disable] */ 557 #define HID0_DCFA (1<<6) /* Data Cache Flush Assist */ 558 #define HID0_LRSTK (1<<4) /* Link register stack - 745x */ 559 #define HID0_BTIC (1<<5) /* Branch Target Instr Cache Enable */ 560 #define HID0_ABE (1<<3) /* Address Broadcast Enable */ 561 #define HID0_FOLD (1<<3) /* Branch Folding enable - 745x */ 562 #define HID0_BHTE (1<<2) /* Branch History Table Enable */ 563 #define HID0_BTCD (1<<1) /* Branch target cache disable */ 564 #define HID0_NOPDST (1<<1) /* No-op dst, dstt, etc. instr. */ 565 #define HID0_NOPTI (1<<0) /* No-op dcbt and dcbst instr. */ 566 /* POWER8 HID0 bits */ 567 #define HID0_POWER8_4LPARMODE __MASK(61) 568 #define HID0_POWER8_2LPARMODE __MASK(57) 569 #define HID0_POWER8_1TO2LPAR __MASK(52) 570 #define HID0_POWER8_1TO4LPAR __MASK(51) 571 #define HID0_POWER8_DYNLPARDIS __MASK(48) 572 573 /* POWER9 HID0 bits */ 574 #define HID0_POWER9_RADIX __MASK(63 - 8) 575 576 #define SPRN_HID1 0x3F1 /* Hardware Implementation Register 1 */ 577 #ifdef CONFIG_6xx 578 #define HID1_EMCP (1<<31) /* 7450 Machine Check Pin Enable */ 579 #define HID1_DFS (1<<22) /* 7447A Dynamic Frequency Scaling */ 580 #define HID1_PC0 (1<<16) /* 7450 PLL_CFG[0] */ 581 #define HID1_PC1 (1<<15) /* 7450 PLL_CFG[1] */ 582 #define HID1_PC2 (1<<14) /* 7450 PLL_CFG[2] */ 583 #define HID1_PC3 (1<<13) /* 7450 PLL_CFG[3] */ 584 #define HID1_SYNCBE (1<<11) /* 7450 ABE for sync, eieio */ 585 #define HID1_ABE (1<<10) /* 7450 Address Broadcast Enable */ 586 #define HID1_PS (1<<16) /* 750FX PLL selection */ 587 #endif 588 #define SPRN_HID2 0x3F8 /* Hardware Implementation Register 2 */ 589 #define SPRN_HID2_GEKKO 0x398 /* Gekko HID2 Register */ 590 #define SPRN_IABR 0x3F2 /* Instruction Address Breakpoint Register */ 591 #define SPRN_IABR2 0x3FA /* 83xx */ 592 #define SPRN_IBCR 0x135 /* 83xx Insn Breakpoint Control Reg */ 593 #define SPRN_IAMR 0x03D /* Instr. Authority Mask Reg */ 594 #define SPRN_HID4 0x3F4 /* 970 HID4 */ 595 #define HID4_LPES0 (1ul << (63-0)) /* LPAR env. sel. bit 0 */ 596 #define HID4_RMLS2_SH (63 - 2) /* Real mode limit bottom 2 bits */ 597 #define HID4_LPID5_SH (63 - 6) /* partition ID bottom 4 bits */ 598 #define HID4_RMOR_SH (63 - 22) /* real mode offset (16 bits) */ 599 #define HID4_RMOR (0xFFFFul << HID4_RMOR_SH) 600 #define HID4_LPES1 (1 << (63-57)) /* LPAR env. sel. bit 1 */ 601 #define HID4_RMLS0_SH (63 - 58) /* Real mode limit top bit */ 602 #define HID4_LPID1_SH 0 /* partition ID top 2 bits */ 603 #define SPRN_HID4_GEKKO 0x3F3 /* Gekko HID4 */ 604 #define SPRN_HID5 0x3F6 /* 970 HID5 */ 605 #define SPRN_HID6 0x3F9 /* BE HID 6 */ 606 #define HID6_LB (0x0F<<12) /* Concurrent Large Page Modes */ 607 #define HID6_DLP (1<<20) /* Disable all large page modes (4K only) */ 608 #define SPRN_TSC_CELL 0x399 /* Thread switch control on Cell */ 609 #define TSC_CELL_DEC_ENABLE_0 0x400000 /* Decrementer Interrupt */ 610 #define TSC_CELL_DEC_ENABLE_1 0x200000 /* Decrementer Interrupt */ 611 #define TSC_CELL_EE_ENABLE 0x100000 /* External Interrupt */ 612 #define TSC_CELL_EE_BOOST 0x080000 /* External Interrupt Boost */ 613 #define SPRN_TSC 0x3FD /* Thread switch control on others */ 614 #define SPRN_TST 0x3FC /* Thread switch timeout on others */ 615 #if !defined(SPRN_IAC1) && !defined(SPRN_IAC2) 616 #define SPRN_IAC1 0x3F4 /* Instruction Address Compare 1 */ 617 #define SPRN_IAC2 0x3F5 /* Instruction Address Compare 2 */ 618 #endif 619 #define SPRN_IBAT0L 0x211 /* Instruction BAT 0 Lower Register */ 620 #define SPRN_IBAT0U 0x210 /* Instruction BAT 0 Upper Register */ 621 #define SPRN_IBAT1L 0x213 /* Instruction BAT 1 Lower Register */ 622 #define SPRN_IBAT1U 0x212 /* Instruction BAT 1 Upper Register */ 623 #define SPRN_IBAT2L 0x215 /* Instruction BAT 2 Lower Register */ 624 #define SPRN_IBAT2U 0x214 /* Instruction BAT 2 Upper Register */ 625 #define SPRN_IBAT3L 0x217 /* Instruction BAT 3 Lower Register */ 626 #define SPRN_IBAT3U 0x216 /* Instruction BAT 3 Upper Register */ 627 #define SPRN_IBAT4L 0x231 /* Instruction BAT 4 Lower Register */ 628 #define SPRN_IBAT4U 0x230 /* Instruction BAT 4 Upper Register */ 629 #define SPRN_IBAT5L 0x233 /* Instruction BAT 5 Lower Register */ 630 #define SPRN_IBAT5U 0x232 /* Instruction BAT 5 Upper Register */ 631 #define SPRN_IBAT6L 0x235 /* Instruction BAT 6 Lower Register */ 632 #define SPRN_IBAT6U 0x234 /* Instruction BAT 6 Upper Register */ 633 #define SPRN_IBAT7L 0x237 /* Instruction BAT 7 Lower Register */ 634 #define SPRN_IBAT7U 0x236 /* Instruction BAT 7 Upper Register */ 635 #define SPRN_ICMP 0x3D5 /* Instruction TLB Compare Register */ 636 #define SPRN_ICTC 0x3FB /* Instruction Cache Throttling Control Reg */ 637 #ifndef SPRN_ICTRL 638 #define SPRN_ICTRL 0x3F3 /* 1011 7450 icache and interrupt ctrl */ 639 #endif 640 #define ICTRL_EICE 0x08000000 /* enable icache parity errs */ 641 #define ICTRL_EDC 0x04000000 /* enable dcache parity errs */ 642 #define ICTRL_EICP 0x00000100 /* enable icache par. check */ 643 #define SPRN_IMISS 0x3D4 /* Instruction TLB Miss Register */ 644 #define SPRN_IMMR 0x27E /* Internal Memory Map Register */ 645 #define SPRN_L2CR 0x3F9 /* Level 2 Cache Control Register */ 646 #define SPRN_L2CR2 0x3f8 647 #define L2CR_L2E 0x80000000 /* L2 enable */ 648 #define L2CR_L2PE 0x40000000 /* L2 parity enable */ 649 #define L2CR_L2SIZ_MASK 0x30000000 /* L2 size mask */ 650 #define L2CR_L2SIZ_256KB 0x10000000 /* L2 size 256KB */ 651 #define L2CR_L2SIZ_512KB 0x20000000 /* L2 size 512KB */ 652 #define L2CR_L2SIZ_1MB 0x30000000 /* L2 size 1MB */ 653 #define L2CR_L2CLK_MASK 0x0e000000 /* L2 clock mask */ 654 #define L2CR_L2CLK_DISABLED 0x00000000 /* L2 clock disabled */ 655 #define L2CR_L2CLK_DIV1 0x02000000 /* L2 clock / 1 */ 656 #define L2CR_L2CLK_DIV1_5 0x04000000 /* L2 clock / 1.5 */ 657 #define L2CR_L2CLK_DIV2 0x08000000 /* L2 clock / 2 */ 658 #define L2CR_L2CLK_DIV2_5 0x0a000000 /* L2 clock / 2.5 */ 659 #define L2CR_L2CLK_DIV3 0x0c000000 /* L2 clock / 3 */ 660 #define L2CR_L2RAM_MASK 0x01800000 /* L2 RAM type mask */ 661 #define L2CR_L2RAM_FLOW 0x00000000 /* L2 RAM flow through */ 662 #define L2CR_L2RAM_PIPE 0x01000000 /* L2 RAM pipelined */ 663 #define L2CR_L2RAM_PIPE_LW 0x01800000 /* L2 RAM pipelined latewr */ 664 #define L2CR_L2DO 0x00400000 /* L2 data only */ 665 #define L2CR_L2I 0x00200000 /* L2 global invalidate */ 666 #define L2CR_L2CTL 0x00100000 /* L2 RAM control */ 667 #define L2CR_L2WT 0x00080000 /* L2 write-through */ 668 #define L2CR_L2TS 0x00040000 /* L2 test support */ 669 #define L2CR_L2OH_MASK 0x00030000 /* L2 output hold mask */ 670 #define L2CR_L2OH_0_5 0x00000000 /* L2 output hold 0.5 ns */ 671 #define L2CR_L2OH_1_0 0x00010000 /* L2 output hold 1.0 ns */ 672 #define L2CR_L2SL 0x00008000 /* L2 DLL slow */ 673 #define L2CR_L2DF 0x00004000 /* L2 differential clock */ 674 #define L2CR_L2BYP 0x00002000 /* L2 DLL bypass */ 675 #define L2CR_L2IP 0x00000001 /* L2 GI in progress */ 676 #define L2CR_L2IO_745x 0x00100000 /* L2 instr. only (745x) */ 677 #define L2CR_L2DO_745x 0x00010000 /* L2 data only (745x) */ 678 #define L2CR_L2REP_745x 0x00001000 /* L2 repl. algorithm (745x) */ 679 #define L2CR_L2HWF_745x 0x00000800 /* L2 hardware flush (745x) */ 680 #define SPRN_L3CR 0x3FA /* Level 3 Cache Control Register */ 681 #define L3CR_L3E 0x80000000 /* L3 enable */ 682 #define L3CR_L3PE 0x40000000 /* L3 data parity enable */ 683 #define L3CR_L3APE 0x20000000 /* L3 addr parity enable */ 684 #define L3CR_L3SIZ 0x10000000 /* L3 size */ 685 #define L3CR_L3CLKEN 0x08000000 /* L3 clock enable */ 686 #define L3CR_L3RES 0x04000000 /* L3 special reserved bit */ 687 #define L3CR_L3CLKDIV 0x03800000 /* L3 clock divisor */ 688 #define L3CR_L3IO 0x00400000 /* L3 instruction only */ 689 #define L3CR_L3SPO 0x00040000 /* L3 sample point override */ 690 #define L3CR_L3CKSP 0x00030000 /* L3 clock sample point */ 691 #define L3CR_L3PSP 0x0000e000 /* L3 P-clock sample point */ 692 #define L3CR_L3REP 0x00001000 /* L3 replacement algorithm */ 693 #define L3CR_L3HWF 0x00000800 /* L3 hardware flush */ 694 #define L3CR_L3I 0x00000400 /* L3 global invalidate */ 695 #define L3CR_L3RT 0x00000300 /* L3 SRAM type */ 696 #define L3CR_L3NIRCA 0x00000080 /* L3 non-integer ratio clock adj. */ 697 #define L3CR_L3DO 0x00000040 /* L3 data only mode */ 698 #define L3CR_PMEN 0x00000004 /* L3 private memory enable */ 699 #define L3CR_PMSIZ 0x00000001 /* L3 private memory size */ 700 701 #define SPRN_MSSCR0 0x3f6 /* Memory Subsystem Control Register 0 */ 702 #define SPRN_MSSSR0 0x3f7 /* Memory Subsystem Status Register 1 */ 703 #define SPRN_LDSTCR 0x3f8 /* Load/Store control register */ 704 #define SPRN_LDSTDB 0x3f4 /* */ 705 #define SPRN_LR 0x008 /* Link Register */ 706 #ifndef SPRN_PIR 707 #define SPRN_PIR 0x3FF /* Processor Identification Register */ 708 #endif 709 #define SPRN_TIR 0x1BE /* Thread Identification Register */ 710 #define SPRN_PTCR 0x1D0 /* Partition table control Register */ 711 #define SPRN_PSPB 0x09F /* Problem State Priority Boost reg */ 712 #define SPRN_PTEHI 0x3D5 /* 981 7450 PTE HI word (S/W TLB load) */ 713 #define SPRN_PTELO 0x3D6 /* 982 7450 PTE LO word (S/W TLB load) */ 714 #define SPRN_PURR 0x135 /* Processor Utilization of Resources Reg */ 715 #define SPRN_PVR 0x11F /* Processor Version Register */ 716 #define SPRN_RPA 0x3D6 /* Required Physical Address Register */ 717 #define SPRN_SDA 0x3BF /* Sampled Data Address Register */ 718 #define SPRN_SDR1 0x019 /* MMU Hash Base Register */ 719 #define SPRN_ASR 0x118 /* Address Space Register */ 720 #define SPRN_SIA 0x3BB /* Sampled Instruction Address Register */ 721 #define SPRN_SPRG0 0x110 /* Special Purpose Register General 0 */ 722 #define SPRN_SPRG1 0x111 /* Special Purpose Register General 1 */ 723 #define SPRN_SPRG2 0x112 /* Special Purpose Register General 2 */ 724 #define SPRN_SPRG3 0x113 /* Special Purpose Register General 3 */ 725 #define SPRN_USPRG3 0x103 /* SPRG3 userspace read */ 726 #define SPRN_SPRG4 0x114 /* Special Purpose Register General 4 */ 727 #define SPRN_USPRG4 0x104 /* SPRG4 userspace read */ 728 #define SPRN_SPRG5 0x115 /* Special Purpose Register General 5 */ 729 #define SPRN_USPRG5 0x105 /* SPRG5 userspace read */ 730 #define SPRN_SPRG6 0x116 /* Special Purpose Register General 6 */ 731 #define SPRN_USPRG6 0x106 /* SPRG6 userspace read */ 732 #define SPRN_SPRG7 0x117 /* Special Purpose Register General 7 */ 733 #define SPRN_USPRG7 0x107 /* SPRG7 userspace read */ 734 #define SPRN_SRR0 0x01A /* Save/Restore Register 0 */ 735 #define SPRN_SRR1 0x01B /* Save/Restore Register 1 */ 736 #define SRR1_ISI_NOPT 0x40000000 /* ISI: Not found in hash */ 737 #define SRR1_ISI_N_OR_G 0x10000000 /* ISI: Access is no-exec or G */ 738 #define SRR1_ISI_PROT 0x08000000 /* ISI: Other protection fault */ 739 #define SRR1_WAKEMASK 0x00380000 /* reason for wakeup */ 740 #define SRR1_WAKEMASK_P8 0x003c0000 /* reason for wakeup on POWER8 and 9 */ 741 #define SRR1_WAKEMCE_RESVD 0x003c0000 /* Unused/reserved value used by MCE wakeup to indicate cause to idle wakeup handler */ 742 #define SRR1_WAKESYSERR 0x00300000 /* System error */ 743 #define SRR1_WAKEEE 0x00200000 /* External interrupt */ 744 #define SRR1_WAKEHVI 0x00240000 /* Hypervisor Virtualization Interrupt (P9) */ 745 #define SRR1_WAKEMT 0x00280000 /* mtctrl */ 746 #define SRR1_WAKEHMI 0x00280000 /* Hypervisor maintenance */ 747 #define SRR1_WAKEDEC 0x00180000 /* Decrementer interrupt */ 748 #define SRR1_WAKEDBELL 0x00140000 /* Privileged doorbell on P8 */ 749 #define SRR1_WAKETHERM 0x00100000 /* Thermal management interrupt */ 750 #define SRR1_WAKERESET 0x00100000 /* System reset */ 751 #define SRR1_WAKEHDBELL 0x000c0000 /* Hypervisor doorbell on P8 */ 752 #define SRR1_WAKESTATE 0x00030000 /* Powersave exit mask [46:47] */ 753 #define SRR1_WS_DEEPEST 0x00030000 /* Some resources not maintained, 754 * may not be recoverable */ 755 #define SRR1_WS_DEEPER 0x00020000 /* Some resources not maintained */ 756 #define SRR1_WS_DEEP 0x00010000 /* All resources maintained */ 757 #define SRR1_PROGTM 0x00200000 /* TM Bad Thing */ 758 #define SRR1_PROGFPE 0x00100000 /* Floating Point Enabled */ 759 #define SRR1_PROGILL 0x00080000 /* Illegal instruction */ 760 #define SRR1_PROGPRIV 0x00040000 /* Privileged instruction */ 761 #define SRR1_PROGTRAP 0x00020000 /* Trap */ 762 #define SRR1_PROGADDR 0x00010000 /* SRR0 contains subsequent addr */ 763 764 #define SPRN_HSRR0 0x13A /* Save/Restore Register 0 */ 765 #define SPRN_HSRR1 0x13B /* Save/Restore Register 1 */ 766 #define HSRR1_DENORM 0x00100000 /* Denorm exception */ 767 768 #define SPRN_TBCTL 0x35f /* PA6T Timebase control register */ 769 #define TBCTL_FREEZE 0x0000000000000000ull /* Freeze all tbs */ 770 #define TBCTL_RESTART 0x0000000100000000ull /* Restart all tbs */ 771 #define TBCTL_UPDATE_UPPER 0x0000000200000000ull /* Set upper 32 bits */ 772 #define TBCTL_UPDATE_LOWER 0x0000000300000000ull /* Set lower 32 bits */ 773 774 #ifndef SPRN_SVR 775 #define SPRN_SVR 0x11E /* System Version Register */ 776 #endif 777 #define SPRN_THRM1 0x3FC /* Thermal Management Register 1 */ 778 /* these bits were defined in inverted endian sense originally, ugh, confusing */ 779 #define THRM1_TIN (1 << 31) 780 #define THRM1_TIV (1 << 30) 781 #define THRM1_THRES(x) ((x&0x7f)<<23) 782 #define THRM3_SITV(x) ((x&0x3fff)<<1) 783 #define THRM1_TID (1<<2) 784 #define THRM1_TIE (1<<1) 785 #define THRM1_V (1<<0) 786 #define SPRN_THRM2 0x3FD /* Thermal Management Register 2 */ 787 #define SPRN_THRM3 0x3FE /* Thermal Management Register 3 */ 788 #define THRM3_E (1<<0) 789 #define SPRN_TLBMISS 0x3D4 /* 980 7450 TLB Miss Register */ 790 #define SPRN_UMMCR0 0x3A8 /* User Monitor Mode Control Register 0 */ 791 #define SPRN_UMMCR1 0x3AC /* User Monitor Mode Control Register 0 */ 792 #define SPRN_UPMC1 0x3A9 /* User Performance Counter Register 1 */ 793 #define SPRN_UPMC2 0x3AA /* User Performance Counter Register 2 */ 794 #define SPRN_UPMC3 0x3AD /* User Performance Counter Register 3 */ 795 #define SPRN_UPMC4 0x3AE /* User Performance Counter Register 4 */ 796 #define SPRN_USIA 0x3AB /* User Sampled Instruction Address Register */ 797 #define SPRN_VRSAVE 0x100 /* Vector Register Save Register */ 798 #define SPRN_XER 0x001 /* Fixed Point Exception Register */ 799 800 #define SPRN_MMCR0_GEKKO 0x3B8 /* Gekko Monitor Mode Control Register 0 */ 801 #define SPRN_MMCR1_GEKKO 0x3BC /* Gekko Monitor Mode Control Register 1 */ 802 #define SPRN_PMC1_GEKKO 0x3B9 /* Gekko Performance Monitor Control 1 */ 803 #define SPRN_PMC2_GEKKO 0x3BA /* Gekko Performance Monitor Control 2 */ 804 #define SPRN_PMC3_GEKKO 0x3BD /* Gekko Performance Monitor Control 3 */ 805 #define SPRN_PMC4_GEKKO 0x3BE /* Gekko Performance Monitor Control 4 */ 806 #define SPRN_WPAR_GEKKO 0x399 /* Gekko Write Pipe Address Register */ 807 808 #define SPRN_SCOMC 0x114 /* SCOM Access Control */ 809 #define SPRN_SCOMD 0x115 /* SCOM Access DATA */ 810 811 /* Performance monitor SPRs */ 812 #ifdef CONFIG_PPC64 813 #define SPRN_MMCR0 795 814 #define MMCR0_FC 0x80000000UL /* freeze counters */ 815 #define MMCR0_FCS 0x40000000UL /* freeze in supervisor state */ 816 #define MMCR0_KERNEL_DISABLE MMCR0_FCS 817 #define MMCR0_FCP 0x20000000UL /* freeze in problem state */ 818 #define MMCR0_PROBLEM_DISABLE MMCR0_FCP 819 #define MMCR0_FCM1 0x10000000UL /* freeze counters while MSR mark = 1 */ 820 #define MMCR0_FCM0 0x08000000UL /* freeze counters while MSR mark = 0 */ 821 #define MMCR0_PMXE ASM_CONST(0x04000000) /* perf mon exception enable */ 822 #define MMCR0_FCECE ASM_CONST(0x02000000) /* freeze ctrs on enabled cond or event */ 823 #define MMCR0_TBEE 0x00400000UL /* time base exception enable */ 824 #define MMCR0_BHRBA 0x00200000UL /* BHRB Access allowed in userspace */ 825 #define MMCR0_EBE 0x00100000UL /* Event based branch enable */ 826 #define MMCR0_PMCC 0x000c0000UL /* PMC control */ 827 #define MMCR0_PMCC_U6 0x00080000UL /* PMC1-6 are R/W by user (PR) */ 828 #define MMCR0_PMC1CE 0x00008000UL /* PMC1 count enable*/ 829 #define MMCR0_PMCjCE ASM_CONST(0x00004000) /* PMCj count enable*/ 830 #define MMCR0_TRIGGER 0x00002000UL /* TRIGGER enable */ 831 #define MMCR0_PMAO_SYNC ASM_CONST(0x00000800) /* PMU intr is synchronous */ 832 #define MMCR0_C56RUN ASM_CONST(0x00000100) /* PMC5/6 count when RUN=0 */ 833 /* performance monitor alert has occurred, set to 0 after handling exception */ 834 #define MMCR0_PMAO ASM_CONST(0x00000080) 835 #define MMCR0_SHRFC 0x00000040UL /* SHRre freeze conditions between threads */ 836 #define MMCR0_FC56 0x00000010UL /* freeze counters 5 and 6 */ 837 #define MMCR0_FCTI 0x00000008UL /* freeze counters in tags inactive mode */ 838 #define MMCR0_FCTA 0x00000004UL /* freeze counters in tags active mode */ 839 #define MMCR0_FCWAIT 0x00000002UL /* freeze counter in WAIT state */ 840 #define MMCR0_FCHV 0x00000001UL /* freeze conditions in hypervisor mode */ 841 #define SPRN_MMCR1 798 842 #define SPRN_MMCR2 785 843 #define SPRN_UMMCR2 769 844 #define SPRN_MMCRA 0x312 845 #define MMCRA_SDSYNC 0x80000000UL /* SDAR synced with SIAR */ 846 #define MMCRA_SDAR_DCACHE_MISS 0x40000000UL 847 #define MMCRA_SDAR_ERAT_MISS 0x20000000UL 848 #define MMCRA_SIHV 0x10000000UL /* state of MSR HV when SIAR set */ 849 #define MMCRA_SIPR 0x08000000UL /* state of MSR PR when SIAR set */ 850 #define MMCRA_SLOT 0x07000000UL /* SLOT bits (37-39) */ 851 #define MMCRA_SLOT_SHIFT 24 852 #define MMCRA_SAMPLE_ENABLE 0x00000001UL /* enable sampling */ 853 #define POWER6_MMCRA_SDSYNC 0x0000080000000000ULL /* SDAR/SIAR synced */ 854 #define POWER6_MMCRA_SIHV 0x0000040000000000ULL 855 #define POWER6_MMCRA_SIPR 0x0000020000000000ULL 856 #define POWER6_MMCRA_THRM 0x00000020UL 857 #define POWER6_MMCRA_OTHER 0x0000000EUL 858 859 #define POWER7P_MMCRA_SIAR_VALID 0x10000000 /* P7+ SIAR contents valid */ 860 #define POWER7P_MMCRA_SDAR_VALID 0x08000000 /* P7+ SDAR contents valid */ 861 862 #define SPRN_MMCRH 316 /* Hypervisor monitor mode control register */ 863 #define SPRN_MMCRS 894 /* Supervisor monitor mode control register */ 864 #define SPRN_MMCRC 851 /* Core monitor mode control register */ 865 #define SPRN_EBBHR 804 /* Event based branch handler register */ 866 #define SPRN_EBBRR 805 /* Event based branch return register */ 867 #define SPRN_BESCR 806 /* Branch event status and control register */ 868 #define BESCR_GE 0x8000000000000000ULL /* Global Enable */ 869 #define SPRN_WORT 895 /* Workload optimization register - thread */ 870 #define SPRN_WORC 863 /* Workload optimization register - core */ 871 872 #define SPRN_PMC1 787 873 #define SPRN_PMC2 788 874 #define SPRN_PMC3 789 875 #define SPRN_PMC4 790 876 #define SPRN_PMC5 791 877 #define SPRN_PMC6 792 878 #define SPRN_PMC7 793 879 #define SPRN_PMC8 794 880 #define SPRN_SIER 784 881 #define SIER_SIPR 0x2000000 /* Sampled MSR_PR */ 882 #define SIER_SIHV 0x1000000 /* Sampled MSR_HV */ 883 #define SIER_SIAR_VALID 0x0400000 /* SIAR contents valid */ 884 #define SIER_SDAR_VALID 0x0200000 /* SDAR contents valid */ 885 #define SPRN_SIAR 796 886 #define SPRN_SDAR 797 887 #define SPRN_TACR 888 888 #define SPRN_TCSCR 889 889 #define SPRN_CSIGR 890 890 #define SPRN_SPMC1 892 891 #define SPRN_SPMC2 893 892 893 /* When EBB is enabled, some of MMCR0/MMCR2/SIER are user accessible */ 894 #define MMCR0_USER_MASK (MMCR0_FC | MMCR0_PMXE | MMCR0_PMAO) 895 #define MMCR2_USER_MASK 0x4020100804020000UL /* (FC1P|FC2P|FC3P|FC4P|FC5P|FC6P) */ 896 #define SIER_USER_MASK 0x7fffffUL 897 898 #define SPRN_PA6T_MMCR0 795 899 #define PA6T_MMCR0_EN0 0x0000000000000001UL 900 #define PA6T_MMCR0_EN1 0x0000000000000002UL 901 #define PA6T_MMCR0_EN2 0x0000000000000004UL 902 #define PA6T_MMCR0_EN3 0x0000000000000008UL 903 #define PA6T_MMCR0_EN4 0x0000000000000010UL 904 #define PA6T_MMCR0_EN5 0x0000000000000020UL 905 #define PA6T_MMCR0_SUPEN 0x0000000000000040UL 906 #define PA6T_MMCR0_PREN 0x0000000000000080UL 907 #define PA6T_MMCR0_HYPEN 0x0000000000000100UL 908 #define PA6T_MMCR0_FCM0 0x0000000000000200UL 909 #define PA6T_MMCR0_FCM1 0x0000000000000400UL 910 #define PA6T_MMCR0_INTGEN 0x0000000000000800UL 911 #define PA6T_MMCR0_INTEN0 0x0000000000001000UL 912 #define PA6T_MMCR0_INTEN1 0x0000000000002000UL 913 #define PA6T_MMCR0_INTEN2 0x0000000000004000UL 914 #define PA6T_MMCR0_INTEN3 0x0000000000008000UL 915 #define PA6T_MMCR0_INTEN4 0x0000000000010000UL 916 #define PA6T_MMCR0_INTEN5 0x0000000000020000UL 917 #define PA6T_MMCR0_DISCNT 0x0000000000040000UL 918 #define PA6T_MMCR0_UOP 0x0000000000080000UL 919 #define PA6T_MMCR0_TRG 0x0000000000100000UL 920 #define PA6T_MMCR0_TRGEN 0x0000000000200000UL 921 #define PA6T_MMCR0_TRGREG 0x0000000001600000UL 922 #define PA6T_MMCR0_SIARLOG 0x0000000002000000UL 923 #define PA6T_MMCR0_SDARLOG 0x0000000004000000UL 924 #define PA6T_MMCR0_PROEN 0x0000000008000000UL 925 #define PA6T_MMCR0_PROLOG 0x0000000010000000UL 926 #define PA6T_MMCR0_DAMEN2 0x0000000020000000UL 927 #define PA6T_MMCR0_DAMEN3 0x0000000040000000UL 928 #define PA6T_MMCR0_DAMEN4 0x0000000080000000UL 929 #define PA6T_MMCR0_DAMEN5 0x0000000100000000UL 930 #define PA6T_MMCR0_DAMSEL2 0x0000000200000000UL 931 #define PA6T_MMCR0_DAMSEL3 0x0000000400000000UL 932 #define PA6T_MMCR0_DAMSEL4 0x0000000800000000UL 933 #define PA6T_MMCR0_DAMSEL5 0x0000001000000000UL 934 #define PA6T_MMCR0_HANDDIS 0x0000002000000000UL 935 #define PA6T_MMCR0_PCTEN 0x0000004000000000UL 936 #define PA6T_MMCR0_SOCEN 0x0000008000000000UL 937 #define PA6T_MMCR0_SOCMOD 0x0000010000000000UL 938 939 #define SPRN_PA6T_MMCR1 798 940 #define PA6T_MMCR1_ES2 0x00000000000000ffUL 941 #define PA6T_MMCR1_ES3 0x000000000000ff00UL 942 #define PA6T_MMCR1_ES4 0x0000000000ff0000UL 943 #define PA6T_MMCR1_ES5 0x00000000ff000000UL 944 945 #define SPRN_PA6T_UPMC0 771 /* User PerfMon Counter 0 */ 946 #define SPRN_PA6T_UPMC1 772 /* ... */ 947 #define SPRN_PA6T_UPMC2 773 948 #define SPRN_PA6T_UPMC3 774 949 #define SPRN_PA6T_UPMC4 775 950 #define SPRN_PA6T_UPMC5 776 951 #define SPRN_PA6T_UMMCR0 779 /* User Monitor Mode Control Register 0 */ 952 #define SPRN_PA6T_SIAR 780 /* Sampled Instruction Address */ 953 #define SPRN_PA6T_UMMCR1 782 /* User Monitor Mode Control Register 1 */ 954 #define SPRN_PA6T_SIER 785 /* Sampled Instruction Event Register */ 955 #define SPRN_PA6T_PMC0 787 956 #define SPRN_PA6T_PMC1 788 957 #define SPRN_PA6T_PMC2 789 958 #define SPRN_PA6T_PMC3 790 959 #define SPRN_PA6T_PMC4 791 960 #define SPRN_PA6T_PMC5 792 961 #define SPRN_PA6T_TSR0 793 /* Timestamp Register 0 */ 962 #define SPRN_PA6T_TSR1 794 /* Timestamp Register 1 */ 963 #define SPRN_PA6T_TSR2 799 /* Timestamp Register 2 */ 964 #define SPRN_PA6T_TSR3 784 /* Timestamp Register 3 */ 965 966 #define SPRN_PA6T_IER 981 /* Icache Error Register */ 967 #define SPRN_PA6T_DER 982 /* Dcache Error Register */ 968 #define SPRN_PA6T_BER 862 /* BIU Error Address Register */ 969 #define SPRN_PA6T_MER 849 /* MMU Error Register */ 970 971 #define SPRN_PA6T_IMA0 880 /* Instruction Match Array 0 */ 972 #define SPRN_PA6T_IMA1 881 /* ... */ 973 #define SPRN_PA6T_IMA2 882 974 #define SPRN_PA6T_IMA3 883 975 #define SPRN_PA6T_IMA4 884 976 #define SPRN_PA6T_IMA5 885 977 #define SPRN_PA6T_IMA6 886 978 #define SPRN_PA6T_IMA7 887 979 #define SPRN_PA6T_IMA8 888 980 #define SPRN_PA6T_IMA9 889 981 #define SPRN_PA6T_BTCR 978 /* Breakpoint and Tagging Control Register */ 982 #define SPRN_PA6T_IMAAT 979 /* Instruction Match Array Action Table */ 983 #define SPRN_PA6T_PCCR 1019 /* Power Counter Control Register */ 984 #define SPRN_BKMK 1020 /* Cell Bookmark Register */ 985 #define SPRN_PA6T_RPCCR 1021 /* Retire PC Trace Control Register */ 986 987 988 #else /* 32-bit */ 989 #define SPRN_MMCR0 952 /* Monitor Mode Control Register 0 */ 990 #define MMCR0_FC 0x80000000UL /* freeze counters */ 991 #define MMCR0_FCS 0x40000000UL /* freeze in supervisor state */ 992 #define MMCR0_FCP 0x20000000UL /* freeze in problem state */ 993 #define MMCR0_FCM1 0x10000000UL /* freeze counters while MSR mark = 1 */ 994 #define MMCR0_FCM0 0x08000000UL /* freeze counters while MSR mark = 0 */ 995 #define MMCR0_PMXE 0x04000000UL /* performance monitor exception enable */ 996 #define MMCR0_FCECE 0x02000000UL /* freeze ctrs on enabled cond or event */ 997 #define MMCR0_TBEE 0x00400000UL /* time base exception enable */ 998 #define MMCR0_PMC1CE 0x00008000UL /* PMC1 count enable*/ 999 #define MMCR0_PMCnCE 0x00004000UL /* count enable for all but PMC 1*/ 1000 #define MMCR0_TRIGGER 0x00002000UL /* TRIGGER enable */ 1001 #define MMCR0_PMC1SEL 0x00001fc0UL /* PMC 1 Event */ 1002 #define MMCR0_PMC2SEL 0x0000003fUL /* PMC 2 Event */ 1003 1004 #define SPRN_MMCR1 956 1005 #define MMCR1_PMC3SEL 0xf8000000UL /* PMC 3 Event */ 1006 #define MMCR1_PMC4SEL 0x07c00000UL /* PMC 4 Event */ 1007 #define MMCR1_PMC5SEL 0x003e0000UL /* PMC 5 Event */ 1008 #define MMCR1_PMC6SEL 0x0001f800UL /* PMC 6 Event */ 1009 #define SPRN_MMCR2 944 1010 #define SPRN_PMC1 953 /* Performance Counter Register 1 */ 1011 #define SPRN_PMC2 954 /* Performance Counter Register 2 */ 1012 #define SPRN_PMC3 957 /* Performance Counter Register 3 */ 1013 #define SPRN_PMC4 958 /* Performance Counter Register 4 */ 1014 #define SPRN_PMC5 945 /* Performance Counter Register 5 */ 1015 #define SPRN_PMC6 946 /* Performance Counter Register 6 */ 1016 1017 #define SPRN_SIAR 955 /* Sampled Instruction Address Register */ 1018 1019 /* Bit definitions for MMCR0 and PMC1 / PMC2. */ 1020 #define MMCR0_PMC1_CYCLES (1 << 7) 1021 #define MMCR0_PMC1_ICACHEMISS (5 << 7) 1022 #define MMCR0_PMC1_DTLB (6 << 7) 1023 #define MMCR0_PMC2_DCACHEMISS 0x6 1024 #define MMCR0_PMC2_CYCLES 0x1 1025 #define MMCR0_PMC2_ITLB 0x7 1026 #define MMCR0_PMC2_LOADMISSTIME 0x5 1027 #endif 1028 1029 /* 1030 * SPRG usage: 1031 * 1032 * All 64-bit: 1033 * - SPRG1 stores PACA pointer except 64-bit server in 1034 * HV mode in which case it is HSPRG0 1035 * 1036 * 64-bit server: 1037 * - SPRG0 scratch for TM recheckpoint/reclaim (reserved for HV on Power4) 1038 * - SPRG2 scratch for exception vectors 1039 * - SPRG3 CPU and NUMA node for VDSO getcpu (user visible) 1040 * - HSPRG0 stores PACA in HV mode 1041 * - HSPRG1 scratch for "HV" exceptions 1042 * 1043 * 64-bit embedded 1044 * - SPRG0 generic exception scratch 1045 * - SPRG2 TLB exception stack 1046 * - SPRG3 critical exception scratch (user visible, sorry!) 1047 * - SPRG4 unused (user visible) 1048 * - SPRG6 TLB miss scratch (user visible, sorry !) 1049 * - SPRG7 CPU and NUMA node for VDSO getcpu (user visible) 1050 * - SPRG8 machine check exception scratch 1051 * - SPRG9 debug exception scratch 1052 * 1053 * All 32-bit: 1054 * - SPRG3 current thread_info pointer 1055 * (virtual on BookE, physical on others) 1056 * 1057 * 32-bit classic: 1058 * - SPRG0 scratch for exception vectors 1059 * - SPRG1 scratch for exception vectors 1060 * - SPRG2 indicator that we are in RTAS 1061 * - SPRG4 (603 only) pseudo TLB LRU data 1062 * 1063 * 32-bit 40x: 1064 * - SPRG0 scratch for exception vectors 1065 * - SPRG1 scratch for exception vectors 1066 * - SPRG2 scratch for exception vectors 1067 * - SPRG4 scratch for exception vectors (not 403) 1068 * - SPRG5 scratch for exception vectors (not 403) 1069 * - SPRG6 scratch for exception vectors (not 403) 1070 * - SPRG7 scratch for exception vectors (not 403) 1071 * 1072 * 32-bit 440 and FSL BookE: 1073 * - SPRG0 scratch for exception vectors 1074 * - SPRG1 scratch for exception vectors (*) 1075 * - SPRG2 scratch for crit interrupts handler 1076 * - SPRG4 scratch for exception vectors 1077 * - SPRG5 scratch for exception vectors 1078 * - SPRG6 scratch for machine check handler 1079 * - SPRG7 scratch for exception vectors 1080 * - SPRG9 scratch for debug vectors (e500 only) 1081 * 1082 * Additionally, BookE separates "read" and "write" 1083 * of those registers. That allows to use the userspace 1084 * readable variant for reads, which can avoid a fault 1085 * with KVM type virtualization. 1086 * 1087 * 32-bit 8xx: 1088 * - SPRG0 scratch for exception vectors 1089 * - SPRG1 scratch for exception vectors 1090 * - SPRG2 scratch for exception vectors 1091 * 1092 */ 1093 #ifdef CONFIG_PPC64 1094 #define SPRN_SPRG_PACA SPRN_SPRG1 1095 #else 1096 #define SPRN_SPRG_THREAD SPRN_SPRG3 1097 #endif 1098 1099 #ifdef CONFIG_PPC_BOOK3S_64 1100 #define SPRN_SPRG_SCRATCH0 SPRN_SPRG2 1101 #define SPRN_SPRG_HPACA SPRN_HSPRG0 1102 #define SPRN_SPRG_HSCRATCH0 SPRN_HSPRG1 1103 #define SPRN_SPRG_VDSO_READ SPRN_USPRG3 1104 #define SPRN_SPRG_VDSO_WRITE SPRN_SPRG3 1105 1106 #define GET_PACA(rX) \ 1107 BEGIN_FTR_SECTION_NESTED(66); \ 1108 mfspr rX,SPRN_SPRG_PACA; \ 1109 FTR_SECTION_ELSE_NESTED(66); \ 1110 mfspr rX,SPRN_SPRG_HPACA; \ 1111 ALT_FTR_SECTION_END_NESTED_IFCLR(CPU_FTR_HVMODE, 66) 1112 1113 #define SET_PACA(rX) \ 1114 BEGIN_FTR_SECTION_NESTED(66); \ 1115 mtspr SPRN_SPRG_PACA,rX; \ 1116 FTR_SECTION_ELSE_NESTED(66); \ 1117 mtspr SPRN_SPRG_HPACA,rX; \ 1118 ALT_FTR_SECTION_END_NESTED_IFCLR(CPU_FTR_HVMODE, 66) 1119 1120 #define GET_SCRATCH0(rX) \ 1121 BEGIN_FTR_SECTION_NESTED(66); \ 1122 mfspr rX,SPRN_SPRG_SCRATCH0; \ 1123 FTR_SECTION_ELSE_NESTED(66); \ 1124 mfspr rX,SPRN_SPRG_HSCRATCH0; \ 1125 ALT_FTR_SECTION_END_NESTED_IFCLR(CPU_FTR_HVMODE, 66) 1126 1127 #define SET_SCRATCH0(rX) \ 1128 BEGIN_FTR_SECTION_NESTED(66); \ 1129 mtspr SPRN_SPRG_SCRATCH0,rX; \ 1130 FTR_SECTION_ELSE_NESTED(66); \ 1131 mtspr SPRN_SPRG_HSCRATCH0,rX; \ 1132 ALT_FTR_SECTION_END_NESTED_IFCLR(CPU_FTR_HVMODE, 66) 1133 1134 #else /* CONFIG_PPC_BOOK3S_64 */ 1135 #define GET_SCRATCH0(rX) mfspr rX,SPRN_SPRG_SCRATCH0 1136 #define SET_SCRATCH0(rX) mtspr SPRN_SPRG_SCRATCH0,rX 1137 1138 #endif 1139 1140 #ifdef CONFIG_PPC_BOOK3E_64 1141 #define SPRN_SPRG_MC_SCRATCH SPRN_SPRG8 1142 #define SPRN_SPRG_CRIT_SCRATCH SPRN_SPRG3 1143 #define SPRN_SPRG_DBG_SCRATCH SPRN_SPRG9 1144 #define SPRN_SPRG_TLB_EXFRAME SPRN_SPRG2 1145 #define SPRN_SPRG_TLB_SCRATCH SPRN_SPRG6 1146 #define SPRN_SPRG_GEN_SCRATCH SPRN_SPRG0 1147 #define SPRN_SPRG_GDBELL_SCRATCH SPRN_SPRG_GEN_SCRATCH 1148 #define SPRN_SPRG_VDSO_READ SPRN_USPRG7 1149 #define SPRN_SPRG_VDSO_WRITE SPRN_SPRG7 1150 1151 #define SET_PACA(rX) mtspr SPRN_SPRG_PACA,rX 1152 #define GET_PACA(rX) mfspr rX,SPRN_SPRG_PACA 1153 1154 #endif 1155 1156 #ifdef CONFIG_PPC_BOOK3S_32 1157 #define SPRN_SPRG_SCRATCH0 SPRN_SPRG0 1158 #define SPRN_SPRG_SCRATCH1 SPRN_SPRG1 1159 #define SPRN_SPRG_RTAS SPRN_SPRG2 1160 #define SPRN_SPRG_603_LRU SPRN_SPRG4 1161 #endif 1162 1163 #ifdef CONFIG_40x 1164 #define SPRN_SPRG_SCRATCH0 SPRN_SPRG0 1165 #define SPRN_SPRG_SCRATCH1 SPRN_SPRG1 1166 #define SPRN_SPRG_SCRATCH2 SPRN_SPRG2 1167 #define SPRN_SPRG_SCRATCH3 SPRN_SPRG4 1168 #define SPRN_SPRG_SCRATCH4 SPRN_SPRG5 1169 #define SPRN_SPRG_SCRATCH5 SPRN_SPRG6 1170 #define SPRN_SPRG_SCRATCH6 SPRN_SPRG7 1171 #endif 1172 1173 #ifdef CONFIG_BOOKE 1174 #define SPRN_SPRG_RSCRATCH0 SPRN_SPRG0 1175 #define SPRN_SPRG_WSCRATCH0 SPRN_SPRG0 1176 #define SPRN_SPRG_RSCRATCH1 SPRN_SPRG1 1177 #define SPRN_SPRG_WSCRATCH1 SPRN_SPRG1 1178 #define SPRN_SPRG_RSCRATCH_CRIT SPRN_SPRG2 1179 #define SPRN_SPRG_WSCRATCH_CRIT SPRN_SPRG2 1180 #define SPRN_SPRG_RSCRATCH2 SPRN_SPRG4R 1181 #define SPRN_SPRG_WSCRATCH2 SPRN_SPRG4W 1182 #define SPRN_SPRG_RSCRATCH3 SPRN_SPRG5R 1183 #define SPRN_SPRG_WSCRATCH3 SPRN_SPRG5W 1184 #define SPRN_SPRG_RSCRATCH_MC SPRN_SPRG1 1185 #define SPRN_SPRG_WSCRATCH_MC SPRN_SPRG1 1186 #define SPRN_SPRG_RSCRATCH4 SPRN_SPRG7R 1187 #define SPRN_SPRG_WSCRATCH4 SPRN_SPRG7W 1188 #ifdef CONFIG_E200 1189 #define SPRN_SPRG_RSCRATCH_DBG SPRN_SPRG6R 1190 #define SPRN_SPRG_WSCRATCH_DBG SPRN_SPRG6W 1191 #else 1192 #define SPRN_SPRG_RSCRATCH_DBG SPRN_SPRG9 1193 #define SPRN_SPRG_WSCRATCH_DBG SPRN_SPRG9 1194 #endif 1195 #endif 1196 1197 #ifdef CONFIG_PPC_8xx 1198 #define SPRN_SPRG_SCRATCH0 SPRN_SPRG0 1199 #define SPRN_SPRG_SCRATCH1 SPRN_SPRG1 1200 #define SPRN_SPRG_SCRATCH2 SPRN_SPRG2 1201 #endif 1202 1203 1204 1205 /* 1206 * An mtfsf instruction with the L bit set. On CPUs that support this a 1207 * full 64bits of FPSCR is restored and on other CPUs the L bit is ignored. 1208 * 1209 * Until binutils gets the new form of mtfsf, hardwire the instruction. 1210 */ 1211 #ifdef CONFIG_PPC64 1212 #define MTFSF_L(REG) \ 1213 .long (0xfc00058e | ((0xff) << 17) | ((REG) << 11) | (1 << 25)) 1214 #else 1215 #define MTFSF_L(REG) mtfsf 0xff, (REG) 1216 #endif 1217 1218 /* Processor Version Register (PVR) field extraction */ 1219 1220 #define PVR_VER(pvr) (((pvr) >> 16) & 0xFFFF) /* Version field */ 1221 #define PVR_REV(pvr) (((pvr) >> 0) & 0xFFFF) /* Revison field */ 1222 1223 #define pvr_version_is(pvr) (PVR_VER(mfspr(SPRN_PVR)) == (pvr)) 1224 1225 /* 1226 * IBM has further subdivided the standard PowerPC 16-bit version and 1227 * revision subfields of the PVR for the PowerPC 403s into the following: 1228 */ 1229 1230 #define PVR_FAM(pvr) (((pvr) >> 20) & 0xFFF) /* Family field */ 1231 #define PVR_MEM(pvr) (((pvr) >> 16) & 0xF) /* Member field */ 1232 #define PVR_CORE(pvr) (((pvr) >> 12) & 0xF) /* Core field */ 1233 #define PVR_CFG(pvr) (((pvr) >> 8) & 0xF) /* Configuration field */ 1234 #define PVR_MAJ(pvr) (((pvr) >> 4) & 0xF) /* Major revision field */ 1235 #define PVR_MIN(pvr) (((pvr) >> 0) & 0xF) /* Minor revision field */ 1236 1237 /* Processor Version Numbers */ 1238 1239 #define PVR_403GA 0x00200000 1240 #define PVR_403GB 0x00200100 1241 #define PVR_403GC 0x00200200 1242 #define PVR_403GCX 0x00201400 1243 #define PVR_405GP 0x40110000 1244 #define PVR_476 0x11a52000 1245 #define PVR_476FPE 0x7ff50000 1246 #define PVR_STB03XXX 0x40310000 1247 #define PVR_NP405H 0x41410000 1248 #define PVR_NP405L 0x41610000 1249 #define PVR_601 0x00010000 1250 #define PVR_602 0x00050000 1251 #define PVR_603 0x00030000 1252 #define PVR_603e 0x00060000 1253 #define PVR_603ev 0x00070000 1254 #define PVR_603r 0x00071000 1255 #define PVR_604 0x00040000 1256 #define PVR_604e 0x00090000 1257 #define PVR_604r 0x000A0000 1258 #define PVR_620 0x00140000 1259 #define PVR_740 0x00080000 1260 #define PVR_750 PVR_740 1261 #define PVR_740P 0x10080000 1262 #define PVR_750P PVR_740P 1263 #define PVR_7400 0x000C0000 1264 #define PVR_7410 0x800C0000 1265 #define PVR_7450 0x80000000 1266 #define PVR_8540 0x80200000 1267 #define PVR_8560 0x80200000 1268 #define PVR_VER_E500V1 0x8020 1269 #define PVR_VER_E500V2 0x8021 1270 #define PVR_VER_E500MC 0x8023 1271 #define PVR_VER_E5500 0x8024 1272 #define PVR_VER_E6500 0x8040 1273 1274 /* 1275 * For the 8xx processors, all of them report the same PVR family for 1276 * the PowerPC core. The various versions of these processors must be 1277 * differentiated by the version number in the Communication Processor 1278 * Module (CPM). 1279 */ 1280 #define PVR_8xx 0x00500000 1281 1282 #define PVR_8240 0x00810100 1283 #define PVR_8245 0x80811014 1284 #define PVR_8260 PVR_8240 1285 1286 /* 476 Simulator seems to currently have the PVR of the 602... */ 1287 #define PVR_476_ISS 0x00052000 1288 1289 /* 64-bit processors */ 1290 #define PVR_NORTHSTAR 0x0033 1291 #define PVR_PULSAR 0x0034 1292 #define PVR_POWER4 0x0035 1293 #define PVR_ICESTAR 0x0036 1294 #define PVR_SSTAR 0x0037 1295 #define PVR_POWER4p 0x0038 1296 #define PVR_970 0x0039 1297 #define PVR_POWER5 0x003A 1298 #define PVR_POWER5p 0x003B 1299 #define PVR_970FX 0x003C 1300 #define PVR_POWER6 0x003E 1301 #define PVR_POWER7 0x003F 1302 #define PVR_630 0x0040 1303 #define PVR_630p 0x0041 1304 #define PVR_970MP 0x0044 1305 #define PVR_970GX 0x0045 1306 #define PVR_POWER7p 0x004A 1307 #define PVR_POWER8E 0x004B 1308 #define PVR_POWER8NVL 0x004C 1309 #define PVR_POWER8 0x004D 1310 #define PVR_POWER9 0x004E 1311 #define PVR_BE 0x0070 1312 #define PVR_PA6T 0x0090 1313 1314 /* "Logical" PVR values defined in PAPR, representing architecture levels */ 1315 #define PVR_ARCH_204 0x0f000001 1316 #define PVR_ARCH_205 0x0f000002 1317 #define PVR_ARCH_206 0x0f000003 1318 #define PVR_ARCH_206p 0x0f100003 1319 #define PVR_ARCH_207 0x0f000004 1320 #define PVR_ARCH_300 0x0f000005 1321 1322 /* Macros for setting and retrieving special purpose registers */ 1323 #ifndef __ASSEMBLY__ 1324 #define mfmsr() ({unsigned long rval; \ 1325 asm volatile("mfmsr %0" : "=r" (rval) : \ 1326 : "memory"); rval;}) 1327 #ifdef CONFIG_PPC_BOOK3S_64 1328 #define __mtmsrd(v, l) asm volatile("mtmsrd %0," __stringify(l) \ 1329 : : "r" (v) : "memory") 1330 #define mtmsr(v) __mtmsrd((v), 0) 1331 #define __MTMSR "mtmsrd" 1332 #else 1333 #define mtmsr(v) asm volatile("mtmsr %0" : \ 1334 : "r" ((unsigned long)(v)) \ 1335 : "memory") 1336 #define __MTMSR "mtmsr" 1337 #endif 1338 1339 static inline void mtmsr_isync(unsigned long val) 1340 { 1341 asm volatile(__MTMSR " %0; " ASM_FTR_IFCLR("isync", "nop", %1) : : 1342 "r" (val), "i" (CPU_FTR_ARCH_206) : "memory"); 1343 } 1344 1345 #define mfspr(rn) ({unsigned long rval; \ 1346 asm volatile("mfspr %0," __stringify(rn) \ 1347 : "=r" (rval)); rval;}) 1348 #ifndef mtspr 1349 #define mtspr(rn, v) asm volatile("mtspr " __stringify(rn) ",%0" : \ 1350 : "r" ((unsigned long)(v)) \ 1351 : "memory") 1352 #endif 1353 #define wrtspr(rn) asm volatile("mtspr " __stringify(rn) ",0" : \ 1354 : : "memory") 1355 1356 extern unsigned long msr_check_and_set(unsigned long bits); 1357 extern bool strict_msr_control; 1358 extern void __msr_check_and_clear(unsigned long bits); 1359 static inline void msr_check_and_clear(unsigned long bits) 1360 { 1361 if (strict_msr_control) 1362 __msr_check_and_clear(bits); 1363 } 1364 1365 #ifdef __powerpc64__ 1366 #if defined(CONFIG_PPC_CELL) || defined(CONFIG_PPC_FSL_BOOK3E) 1367 #define mftb() ({unsigned long rval; \ 1368 asm volatile( \ 1369 "90: mfspr %0, %2;\n" \ 1370 "97: cmpwi %0,0;\n" \ 1371 " beq- 90b;\n" \ 1372 "99:\n" \ 1373 ".section __ftr_fixup,\"a\"\n" \ 1374 ".align 3\n" \ 1375 "98:\n" \ 1376 " .8byte %1\n" \ 1377 " .8byte %1\n" \ 1378 " .8byte 97b-98b\n" \ 1379 " .8byte 99b-98b\n" \ 1380 " .8byte 0\n" \ 1381 " .8byte 0\n" \ 1382 ".previous" \ 1383 : "=r" (rval) \ 1384 : "i" (CPU_FTR_CELL_TB_BUG), "i" (SPRN_TBRL) : "cr0"); \ 1385 rval;}) 1386 #else 1387 #define mftb() ({unsigned long rval; \ 1388 asm volatile("mfspr %0, %1" : \ 1389 "=r" (rval) : "i" (SPRN_TBRL)); rval;}) 1390 #endif /* !CONFIG_PPC_CELL */ 1391 1392 #else /* __powerpc64__ */ 1393 1394 #if defined(CONFIG_PPC_8xx) 1395 #define mftbl() ({unsigned long rval; \ 1396 asm volatile("mftbl %0" : "=r" (rval)); rval;}) 1397 #define mftbu() ({unsigned long rval; \ 1398 asm volatile("mftbu %0" : "=r" (rval)); rval;}) 1399 #else 1400 #define mftbl() ({unsigned long rval; \ 1401 asm volatile("mfspr %0, %1" : "=r" (rval) : \ 1402 "i" (SPRN_TBRL)); rval;}) 1403 #define mftbu() ({unsigned long rval; \ 1404 asm volatile("mfspr %0, %1" : "=r" (rval) : \ 1405 "i" (SPRN_TBRU)); rval;}) 1406 #endif 1407 #define mftb() mftbl() 1408 #endif /* !__powerpc64__ */ 1409 1410 #define mttbl(v) asm volatile("mttbl %0":: "r"(v)) 1411 #define mttbu(v) asm volatile("mttbu %0":: "r"(v)) 1412 1413 #ifdef CONFIG_PPC32 1414 #define mfsrin(v) ({unsigned int rval; \ 1415 asm volatile("mfsrin %0,%1" : "=r" (rval) : "r" (v)); \ 1416 rval;}) 1417 #endif 1418 1419 #define proc_trap() asm volatile("trap") 1420 1421 extern unsigned long current_stack_pointer(void); 1422 1423 extern unsigned long scom970_read(unsigned int address); 1424 extern void scom970_write(unsigned int address, unsigned long value); 1425 1426 struct pt_regs; 1427 1428 extern void ppc_save_regs(struct pt_regs *regs); 1429 1430 static inline void update_power8_hid0(unsigned long hid0) 1431 { 1432 /* 1433 * The HID0 update on Power8 should at the very least be 1434 * preceded by a a SYNC instruction followed by an ISYNC 1435 * instruction 1436 */ 1437 asm volatile("sync; mtspr %0,%1; isync":: "i"(SPRN_HID0), "r"(hid0)); 1438 } 1439 #endif /* __ASSEMBLY__ */ 1440 #endif /* __KERNEL__ */ 1441 #endif /* _ASM_POWERPC_REG_H */ 1442