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 <linux/const.h> 16#include <asm/cputable.h> 17#include <asm/asm-const.h> 18#include <asm/feature-fixups.h> 19 20/* Pickup Book E specific registers. */ 21#if defined(CONFIG_BOOKE) || defined(CONFIG_40x) 22#include <asm/reg_booke.h> 23#endif /* CONFIG_BOOKE || CONFIG_40x */ 24 25#ifdef CONFIG_FSL_EMB_PERFMON 26#include <asm/reg_fsl_emb.h> 27#endif 28 29#include <asm/reg_8xx.h> 30 31#define MSR_SF_LG 63 /* Enable 64 bit mode */ 32#define MSR_ISF_LG 61 /* Interrupt 64b mode valid on 630 */ 33#define MSR_HV_LG 60 /* Hypervisor state */ 34#define MSR_TS_T_LG 34 /* Trans Mem state: Transactional */ 35#define MSR_TS_S_LG 33 /* Trans Mem state: Suspended */ 36#define MSR_TS_LG 33 /* Trans Mem state (2 bits) */ 37#define MSR_TM_LG 32 /* Trans Mem Available */ 38#define MSR_VEC_LG 25 /* Enable AltiVec */ 39#define MSR_VSX_LG 23 /* Enable VSX */ 40#define MSR_S_LG 22 /* Secure state */ 41#define MSR_POW_LG 18 /* Enable Power Management */ 42#define MSR_WE_LG 18 /* Wait State Enable */ 43#define MSR_TGPR_LG 17 /* TLB Update registers in use */ 44#define MSR_CE_LG 17 /* Critical Interrupt Enable */ 45#define MSR_ILE_LG 16 /* Interrupt Little Endian */ 46#define MSR_EE_LG 15 /* External Interrupt Enable */ 47#define MSR_PR_LG 14 /* Problem State / Privilege Level */ 48#define MSR_FP_LG 13 /* Floating Point enable */ 49#define MSR_ME_LG 12 /* Machine Check Enable */ 50#define MSR_FE0_LG 11 /* Floating Exception mode 0 */ 51#define MSR_SE_LG 10 /* Single Step */ 52#define MSR_BE_LG 9 /* Branch Trace */ 53#define MSR_DE_LG 9 /* Debug Exception Enable */ 54#define MSR_FE1_LG 8 /* Floating Exception mode 1 */ 55#define MSR_IP_LG 6 /* Exception prefix 0x000/0xFFF */ 56#define MSR_IR_LG 5 /* Instruction Relocate */ 57#define MSR_DR_LG 4 /* Data Relocate */ 58#define MSR_PE_LG 3 /* Protection Enable */ 59#define MSR_PX_LG 2 /* Protection Exclusive Mode */ 60#define MSR_PMM_LG 2 /* Performance monitor */ 61#define MSR_RI_LG 1 /* Recoverable Exception */ 62#define MSR_LE_LG 0 /* Little Endian */ 63 64#ifdef __ASSEMBLY__ 65#define __MASK(X) (1<<(X)) 66#else 67#define __MASK(X) (1UL<<(X)) 68#endif 69 70#ifdef CONFIG_PPC64 71#define MSR_SF __MASK(MSR_SF_LG) /* Enable 64 bit mode */ 72#define MSR_ISF __MASK(MSR_ISF_LG) /* Interrupt 64b mode valid on 630 */ 73#define MSR_HV __MASK(MSR_HV_LG) /* Hypervisor state */ 74#define MSR_S __MASK(MSR_S_LG) /* Secure state */ 75#else 76/* so tests for these bits fail on 32-bit */ 77#define MSR_SF 0 78#define MSR_ISF 0 79#define MSR_HV 0 80#define MSR_S 0 81#endif 82 83/* 84 * To be used in shared book E/book S, this avoids needing to worry about 85 * book S/book E in shared code 86 */ 87#ifndef MSR_SPE 88#define MSR_SPE 0 89#endif 90 91#define MSR_VEC __MASK(MSR_VEC_LG) /* Enable AltiVec */ 92#define MSR_VSX __MASK(MSR_VSX_LG) /* Enable VSX */ 93#define MSR_POW __MASK(MSR_POW_LG) /* Enable Power Management */ 94#define MSR_WE __MASK(MSR_WE_LG) /* Wait State Enable */ 95#define MSR_TGPR __MASK(MSR_TGPR_LG) /* TLB Update registers in use */ 96#define MSR_CE __MASK(MSR_CE_LG) /* Critical Interrupt Enable */ 97#define MSR_ILE __MASK(MSR_ILE_LG) /* Interrupt Little Endian */ 98#define MSR_EE __MASK(MSR_EE_LG) /* External Interrupt Enable */ 99#define MSR_PR __MASK(MSR_PR_LG) /* Problem State / Privilege Level */ 100#define MSR_FP __MASK(MSR_FP_LG) /* Floating Point enable */ 101#define MSR_ME __MASK(MSR_ME_LG) /* Machine Check Enable */ 102#define MSR_FE0 __MASK(MSR_FE0_LG) /* Floating Exception mode 0 */ 103#define MSR_SE __MASK(MSR_SE_LG) /* Single Step */ 104#define MSR_BE __MASK(MSR_BE_LG) /* Branch Trace */ 105#define MSR_DE __MASK(MSR_DE_LG) /* Debug Exception Enable */ 106#define MSR_FE1 __MASK(MSR_FE1_LG) /* Floating Exception mode 1 */ 107#define MSR_IP __MASK(MSR_IP_LG) /* Exception prefix 0x000/0xFFF */ 108#define MSR_IR __MASK(MSR_IR_LG) /* Instruction Relocate */ 109#define MSR_DR __MASK(MSR_DR_LG) /* Data Relocate */ 110#define MSR_PE __MASK(MSR_PE_LG) /* Protection Enable */ 111#define MSR_PX __MASK(MSR_PX_LG) /* Protection Exclusive Mode */ 112#ifndef MSR_PMM 113#define MSR_PMM __MASK(MSR_PMM_LG) /* Performance monitor */ 114#endif 115#define MSR_RI __MASK(MSR_RI_LG) /* Recoverable Exception */ 116#define MSR_LE __MASK(MSR_LE_LG) /* Little Endian */ 117 118#define MSR_TM __MASK(MSR_TM_LG) /* Transactional Mem Available */ 119#define MSR_TS_N 0 /* Non-transactional */ 120#define MSR_TS_S __MASK(MSR_TS_S_LG) /* Transaction Suspended */ 121#define MSR_TS_T __MASK(MSR_TS_T_LG) /* Transaction Transactional */ 122#define MSR_TS_MASK (MSR_TS_T | MSR_TS_S) /* Transaction State bits */ 123#define MSR_TM_RESV(x) (((x) & MSR_TS_MASK) == MSR_TS_MASK) /* Reserved */ 124#define MSR_TM_TRANSACTIONAL(x) (((x) & MSR_TS_MASK) == MSR_TS_T) 125#define MSR_TM_SUSPENDED(x) (((x) & MSR_TS_MASK) == MSR_TS_S) 126 127#ifdef CONFIG_PPC_TRANSACTIONAL_MEM 128#define MSR_TM_ACTIVE(x) (((x) & MSR_TS_MASK) != 0) /* Transaction active? */ 129#else 130#define MSR_TM_ACTIVE(x) 0 131#endif 132 133#if defined(CONFIG_PPC_BOOK3S_64) 134#define MSR_64BIT MSR_SF 135 136/* Server variant */ 137#define __MSR (MSR_ME | MSR_RI | MSR_IR | MSR_DR | MSR_ISF |MSR_HV) 138#ifdef __BIG_ENDIAN__ 139#define MSR_ __MSR 140#define MSR_IDLE (MSR_ME | MSR_SF | MSR_HV) 141#else 142#define MSR_ (__MSR | MSR_LE) 143#define MSR_IDLE (MSR_ME | MSR_SF | MSR_HV | MSR_LE) 144#endif 145#define MSR_KERNEL (MSR_ | MSR_64BIT) 146#define MSR_USER32 (MSR_ | MSR_PR | MSR_EE) 147#define MSR_USER64 (MSR_USER32 | MSR_64BIT) 148#elif defined(CONFIG_PPC_BOOK3S_32) || defined(CONFIG_PPC_8xx) 149/* Default MSR for kernel mode. */ 150#define MSR_KERNEL (MSR_ME|MSR_RI|MSR_IR|MSR_DR) 151#define MSR_USER (MSR_KERNEL|MSR_PR|MSR_EE) 152#endif 153 154#ifndef MSR_64BIT 155#define MSR_64BIT 0 156#endif 157 158/* Condition Register related */ 159#define CR0_SHIFT 28 160#define CR0_MASK 0xF 161#define CR0_TBEGIN_FAILURE (0x2 << 28) /* 0b0010 */ 162 163 164/* Power Management - Processor Stop Status and Control Register Fields */ 165#define PSSCR_RL_MASK 0x0000000F /* Requested Level */ 166#define PSSCR_MTL_MASK 0x000000F0 /* Maximum Transition Level */ 167#define PSSCR_TR_MASK 0x00000300 /* Transition State */ 168#define PSSCR_PSLL_MASK 0x000F0000 /* Power-Saving Level Limit */ 169#define PSSCR_EC 0x00100000 /* Exit Criterion */ 170#define PSSCR_ESL 0x00200000 /* Enable State Loss */ 171#define PSSCR_SD 0x00400000 /* Status Disable */ 172#define PSSCR_PLS 0xf000000000000000 /* Power-saving Level Status */ 173#define PSSCR_PLS_SHIFT 60 174#define PSSCR_GUEST_VIS 0xf0000000000003ffUL /* Guest-visible PSSCR fields */ 175#define PSSCR_FAKE_SUSPEND 0x00000400 /* Fake-suspend bit (P9 DD2.2) */ 176#define PSSCR_FAKE_SUSPEND_LG 10 /* Fake-suspend bit position */ 177 178/* Floating Point Status and Control Register (FPSCR) Fields */ 179#define FPSCR_FX 0x80000000 /* FPU exception summary */ 180#define FPSCR_FEX 0x40000000 /* FPU enabled exception summary */ 181#define FPSCR_VX 0x20000000 /* Invalid operation summary */ 182#define FPSCR_OX 0x10000000 /* Overflow exception summary */ 183#define FPSCR_UX 0x08000000 /* Underflow exception summary */ 184#define FPSCR_ZX 0x04000000 /* Zero-divide exception summary */ 185#define FPSCR_XX 0x02000000 /* Inexact exception summary */ 186#define FPSCR_VXSNAN 0x01000000 /* Invalid op for SNaN */ 187#define FPSCR_VXISI 0x00800000 /* Invalid op for Inv - Inv */ 188#define FPSCR_VXIDI 0x00400000 /* Invalid op for Inv / Inv */ 189#define FPSCR_VXZDZ 0x00200000 /* Invalid op for Zero / Zero */ 190#define FPSCR_VXIMZ 0x00100000 /* Invalid op for Inv * Zero */ 191#define FPSCR_VXVC 0x00080000 /* Invalid op for Compare */ 192#define FPSCR_FR 0x00040000 /* Fraction rounded */ 193#define FPSCR_FI 0x00020000 /* Fraction inexact */ 194#define FPSCR_FPRF 0x0001f000 /* FPU Result Flags */ 195#define FPSCR_FPCC 0x0000f000 /* FPU Condition Codes */ 196#define FPSCR_VXSOFT 0x00000400 /* Invalid op for software request */ 197#define FPSCR_VXSQRT 0x00000200 /* Invalid op for square root */ 198#define FPSCR_VXCVI 0x00000100 /* Invalid op for integer convert */ 199#define FPSCR_VE 0x00000080 /* Invalid op exception enable */ 200#define FPSCR_OE 0x00000040 /* IEEE overflow exception enable */ 201#define FPSCR_UE 0x00000020 /* IEEE underflow exception enable */ 202#define FPSCR_ZE 0x00000010 /* IEEE zero divide exception enable */ 203#define FPSCR_XE 0x00000008 /* FP inexact exception enable */ 204#define FPSCR_NI 0x00000004 /* FPU non IEEE-Mode */ 205#define FPSCR_RN 0x00000003 /* FPU rounding control */ 206 207/* Bit definitions for SPEFSCR. */ 208#define SPEFSCR_SOVH 0x80000000 /* Summary integer overflow high */ 209#define SPEFSCR_OVH 0x40000000 /* Integer overflow high */ 210#define SPEFSCR_FGH 0x20000000 /* Embedded FP guard bit high */ 211#define SPEFSCR_FXH 0x10000000 /* Embedded FP sticky bit high */ 212#define SPEFSCR_FINVH 0x08000000 /* Embedded FP invalid operation high */ 213#define SPEFSCR_FDBZH 0x04000000 /* Embedded FP div by zero high */ 214#define SPEFSCR_FUNFH 0x02000000 /* Embedded FP underflow high */ 215#define SPEFSCR_FOVFH 0x01000000 /* Embedded FP overflow high */ 216#define SPEFSCR_FINXS 0x00200000 /* Embedded FP inexact sticky */ 217#define SPEFSCR_FINVS 0x00100000 /* Embedded FP invalid op. sticky */ 218#define SPEFSCR_FDBZS 0x00080000 /* Embedded FP div by zero sticky */ 219#define SPEFSCR_FUNFS 0x00040000 /* Embedded FP underflow sticky */ 220#define SPEFSCR_FOVFS 0x00020000 /* Embedded FP overflow sticky */ 221#define SPEFSCR_MODE 0x00010000 /* Embedded FP mode */ 222#define SPEFSCR_SOV 0x00008000 /* Integer summary overflow */ 223#define SPEFSCR_OV 0x00004000 /* Integer overflow */ 224#define SPEFSCR_FG 0x00002000 /* Embedded FP guard bit */ 225#define SPEFSCR_FX 0x00001000 /* Embedded FP sticky bit */ 226#define SPEFSCR_FINV 0x00000800 /* Embedded FP invalid operation */ 227#define SPEFSCR_FDBZ 0x00000400 /* Embedded FP div by zero */ 228#define SPEFSCR_FUNF 0x00000200 /* Embedded FP underflow */ 229#define SPEFSCR_FOVF 0x00000100 /* Embedded FP overflow */ 230#define SPEFSCR_FINXE 0x00000040 /* Embedded FP inexact enable */ 231#define SPEFSCR_FINVE 0x00000020 /* Embedded FP invalid op. enable */ 232#define SPEFSCR_FDBZE 0x00000010 /* Embedded FP div by zero enable */ 233#define SPEFSCR_FUNFE 0x00000008 /* Embedded FP underflow enable */ 234#define SPEFSCR_FOVFE 0x00000004 /* Embedded FP overflow enable */ 235#define SPEFSCR_FRMC 0x00000003 /* Embedded FP rounding mode control */ 236 237/* Special Purpose Registers (SPRNs)*/ 238 239#ifdef CONFIG_40x 240#define SPRN_PID 0x3B1 /* Process ID */ 241#else 242#define SPRN_PID 0x030 /* Process ID */ 243#ifdef CONFIG_BOOKE 244#define SPRN_PID0 SPRN_PID/* Process ID Register 0 */ 245#endif 246#endif 247 248#define SPRN_CTR 0x009 /* Count Register */ 249#define SPRN_DSCR 0x11 250#define SPRN_CFAR 0x1c /* Come From Address Register */ 251#define SPRN_AMR 0x1d /* Authority Mask Register */ 252#define SPRN_UAMOR 0x9d /* User Authority Mask Override Register */ 253#define SPRN_AMOR 0x15d /* Authority Mask Override Register */ 254#define SPRN_ACOP 0x1F /* Available Coprocessor Register */ 255#define SPRN_TFIAR 0x81 /* Transaction Failure Inst Addr */ 256#define SPRN_TEXASR 0x82 /* Transaction EXception & Summary */ 257#define SPRN_TEXASRU 0x83 /* '' '' '' Upper 32 */ 258 259#define TEXASR_FC_LG (63 - 7) /* Failure Code */ 260#define TEXASR_AB_LG (63 - 31) /* Abort */ 261#define TEXASR_SU_LG (63 - 32) /* Suspend */ 262#define TEXASR_HV_LG (63 - 34) /* Hypervisor state*/ 263#define TEXASR_PR_LG (63 - 35) /* Privilege level */ 264#define TEXASR_FS_LG (63 - 36) /* failure summary */ 265#define TEXASR_EX_LG (63 - 37) /* TFIAR exact bit */ 266#define TEXASR_ROT_LG (63 - 38) /* ROT bit */ 267 268#define TEXASR_ABORT __MASK(TEXASR_AB_LG) /* terminated by tabort or treclaim */ 269#define TEXASR_SUSP __MASK(TEXASR_SU_LG) /* tx failed in suspended state */ 270#define TEXASR_HV __MASK(TEXASR_HV_LG) /* MSR[HV] when failure occurred */ 271#define TEXASR_PR __MASK(TEXASR_PR_LG) /* MSR[PR] when failure occurred */ 272#define TEXASR_FS __MASK(TEXASR_FS_LG) /* TEXASR Failure Summary */ 273#define TEXASR_EXACT __MASK(TEXASR_EX_LG) /* TFIAR value is exact */ 274#define TEXASR_ROT __MASK(TEXASR_ROT_LG) 275#define TEXASR_FC (ASM_CONST(0xFF) << TEXASR_FC_LG) 276 277#define SPRN_TFHAR 0x80 /* Transaction Failure Handler Addr */ 278 279#define SPRN_TIDR 144 /* Thread ID register */ 280#define SPRN_CTRLF 0x088 281#define SPRN_CTRLT 0x098 282#define CTRL_CT 0xc0000000 /* current thread */ 283#define CTRL_CT0 0x80000000 /* thread 0 */ 284#define CTRL_CT1 0x40000000 /* thread 1 */ 285#define CTRL_TE 0x00c00000 /* thread enable */ 286#define CTRL_RUNLATCH 0x1 287#define SPRN_DAWR0 0xB4 288#define SPRN_DAWR1 0xB5 289#define SPRN_RPR 0xBA /* Relative Priority Register */ 290#define SPRN_CIABR 0xBB 291#define CIABR_PRIV 0x3 292#define CIABR_PRIV_USER 1 293#define CIABR_PRIV_SUPER 2 294#define CIABR_PRIV_HYPER 3 295#define SPRN_DAWRX0 0xBC 296#define SPRN_DAWRX1 0xBD 297#define DAWRX_USER __MASK(0) 298#define DAWRX_KERNEL __MASK(1) 299#define DAWRX_HYP __MASK(2) 300#define DAWRX_WTI __MASK(3) 301#define DAWRX_WT __MASK(4) 302#define DAWRX_DR __MASK(5) 303#define DAWRX_DW __MASK(6) 304#define SPRN_DABR 0x3F5 /* Data Address Breakpoint Register */ 305#define SPRN_DABR2 0x13D /* e300 */ 306#define SPRN_DABRX 0x3F7 /* Data Address Breakpoint Register Extension */ 307#define DABRX_USER __MASK(0) 308#define DABRX_KERNEL __MASK(1) 309#define DABRX_HYP __MASK(2) 310#define DABRX_BTI __MASK(3) 311#define DABRX_ALL (DABRX_BTI | DABRX_HYP | DABRX_KERNEL | DABRX_USER) 312#define SPRN_DAR 0x013 /* Data Address Register */ 313#define SPRN_DBCR 0x136 /* e300 Data Breakpoint Control Reg */ 314#define SPRN_DSISR 0x012 /* Data Storage Interrupt Status Register */ 315#define DSISR_BAD_DIRECT_ST 0x80000000 /* Obsolete: Direct store error */ 316#define DSISR_NOHPTE 0x40000000 /* no translation found */ 317#define DSISR_ATTR_CONFLICT 0x20000000 /* P9: Process vs. Partition attr */ 318#define DSISR_NOEXEC_OR_G 0x10000000 /* Alias of SRR1 bit, see below */ 319#define DSISR_PROTFAULT 0x08000000 /* protection fault */ 320#define DSISR_BADACCESS 0x04000000 /* bad access to CI or G */ 321#define DSISR_ISSTORE 0x02000000 /* access was a store */ 322#define DSISR_DABRMATCH 0x00400000 /* hit data breakpoint */ 323#define DSISR_NOSEGMENT 0x00200000 /* STAB miss (unsupported) */ 324#define DSISR_KEYFAULT 0x00200000 /* Storage Key fault */ 325#define DSISR_BAD_EXT_CTRL 0x00100000 /* Obsolete: External ctrl error */ 326#define DSISR_UNSUPP_MMU 0x00080000 /* P9: Unsupported MMU config */ 327#define DSISR_SET_RC 0x00040000 /* P9: Failed setting of R/C bits */ 328#define DSISR_PRTABLE_FAULT 0x00020000 /* P9: Fault on process table */ 329#define DSISR_ICSWX_NO_CT 0x00004000 /* P7: icswx unavailable cp type */ 330#define DSISR_BAD_COPYPASTE 0x00000008 /* P9: Copy/Paste on wrong memtype */ 331#define DSISR_BAD_AMO 0x00000004 /* P9: Incorrect AMO opcode */ 332#define DSISR_BAD_CI_LDST 0x00000002 /* P8: Bad HV CI load/store */ 333 334/* 335 * DSISR_NOEXEC_OR_G doesn't actually exist. This bit is always 336 * 0 on DSIs. However, on ISIs, the corresponding bit in SRR1 337 * indicates an attempt at executing from a no-execute PTE 338 * or segment or from a guarded page. 339 * 340 * We add a definition here for completeness as we alias 341 * DSISR and SRR1 in do_page_fault. 342 */ 343 344/* 345 * DSISR bits that are treated as a fault. Any bit set 346 * here will skip hash_page, and cause do_page_fault to 347 * trigger a SIGBUS or SIGSEGV: 348 */ 349#define DSISR_BAD_FAULT_32S (DSISR_BAD_DIRECT_ST | \ 350 DSISR_BADACCESS | \ 351 DSISR_BAD_EXT_CTRL) 352#define DSISR_BAD_FAULT_64S (DSISR_BAD_FAULT_32S | \ 353 DSISR_ATTR_CONFLICT | \ 354 DSISR_UNSUPP_MMU | \ 355 DSISR_PRTABLE_FAULT | \ 356 DSISR_ICSWX_NO_CT | \ 357 DSISR_BAD_COPYPASTE | \ 358 DSISR_BAD_AMO | \ 359 DSISR_BAD_CI_LDST) 360/* 361 * These bits are equivalent in SRR1 and DSISR for 0x400 362 * instruction access interrupts on Book3S 363 */ 364#define DSISR_SRR1_MATCH_32S (DSISR_NOHPTE | \ 365 DSISR_NOEXEC_OR_G | \ 366 DSISR_PROTFAULT) 367#define DSISR_SRR1_MATCH_64S (DSISR_SRR1_MATCH_32S | \ 368 DSISR_KEYFAULT | \ 369 DSISR_UNSUPP_MMU | \ 370 DSISR_SET_RC | \ 371 DSISR_PRTABLE_FAULT) 372 373#define SPRN_TBRL 0x10C /* Time Base Read Lower Register (user, R/O) */ 374#define SPRN_TBRU 0x10D /* Time Base Read Upper Register (user, R/O) */ 375#define SPRN_CIR 0x11B /* Chip Information Register (hyper, R/0) */ 376#define SPRN_TBWL 0x11C /* Time Base Lower Register (super, R/W) */ 377#define SPRN_TBWU 0x11D /* Time Base Upper Register (super, R/W) */ 378#define SPRN_TBU40 0x11E /* Timebase upper 40 bits (hyper, R/W) */ 379#define SPRN_SPURR 0x134 /* Scaled PURR */ 380#define SPRN_HSPRG0 0x130 /* Hypervisor Scratch 0 */ 381#define SPRN_HSPRG1 0x131 /* Hypervisor Scratch 1 */ 382#define SPRN_HDSISR 0x132 383#define SPRN_HDAR 0x133 384#define SPRN_HDEC 0x136 /* Hypervisor Decrementer */ 385#define SPRN_HIOR 0x137 /* 970 Hypervisor interrupt offset */ 386#define SPRN_RMOR 0x138 /* Real mode offset register */ 387#define SPRN_HRMOR 0x139 /* Real mode offset register */ 388#define SPRN_HSRR0 0x13A /* Hypervisor Save/Restore 0 */ 389#define SPRN_HSRR1 0x13B /* Hypervisor Save/Restore 1 */ 390#define SPRN_ASDR 0x330 /* Access segment descriptor register */ 391#define SPRN_IC 0x350 /* Virtual Instruction Count */ 392#define SPRN_VTB 0x351 /* Virtual Time Base */ 393#define SPRN_LDBAR 0x352 /* LD Base Address Register */ 394#define SPRN_PMICR 0x354 /* Power Management Idle Control Reg */ 395#define SPRN_PMSR 0x355 /* Power Management Status Reg */ 396#define SPRN_PMMAR 0x356 /* Power Management Memory Activity Register */ 397#define SPRN_PSSCR 0x357 /* Processor Stop Status and Control Register (ISA 3.0) */ 398#define SPRN_PSSCR_PR 0x337 /* PSSCR ISA 3.0, privileged mode access */ 399#define SPRN_PMCR 0x374 /* Power Management Control Register */ 400#define SPRN_RWMR 0x375 /* Region-Weighting Mode Register */ 401 402/* HFSCR and FSCR bit numbers are the same */ 403#define FSCR_PREFIX_LG 13 /* Enable Prefix Instructions */ 404#define FSCR_SCV_LG 12 /* Enable System Call Vectored */ 405#define FSCR_MSGP_LG 10 /* Enable MSGP */ 406#define FSCR_TAR_LG 8 /* Enable Target Address Register */ 407#define FSCR_EBB_LG 7 /* Enable Event Based Branching */ 408#define FSCR_TM_LG 5 /* Enable Transactional Memory */ 409#define FSCR_BHRB_LG 4 /* Enable Branch History Rolling Buffer*/ 410#define FSCR_PM_LG 3 /* Enable prob/priv access to PMU SPRs */ 411#define FSCR_DSCR_LG 2 /* Enable Data Stream Control Register */ 412#define FSCR_VECVSX_LG 1 /* Enable VMX/VSX */ 413#define FSCR_FP_LG 0 /* Enable Floating Point */ 414#define SPRN_FSCR 0x099 /* Facility Status & Control Register */ 415#define FSCR_PREFIX __MASK(FSCR_PREFIX_LG) 416#define FSCR_SCV __MASK(FSCR_SCV_LG) 417#define FSCR_TAR __MASK(FSCR_TAR_LG) 418#define FSCR_EBB __MASK(FSCR_EBB_LG) 419#define FSCR_DSCR __MASK(FSCR_DSCR_LG) 420#define SPRN_HFSCR 0xbe /* HV=1 Facility Status & Control Register */ 421#define HFSCR_PREFIX __MASK(FSCR_PREFIX_LG) 422#define HFSCR_MSGP __MASK(FSCR_MSGP_LG) 423#define HFSCR_TAR __MASK(FSCR_TAR_LG) 424#define HFSCR_EBB __MASK(FSCR_EBB_LG) 425#define HFSCR_TM __MASK(FSCR_TM_LG) 426#define HFSCR_PM __MASK(FSCR_PM_LG) 427#define HFSCR_BHRB __MASK(FSCR_BHRB_LG) 428#define HFSCR_DSCR __MASK(FSCR_DSCR_LG) 429#define HFSCR_VECVSX __MASK(FSCR_VECVSX_LG) 430#define HFSCR_FP __MASK(FSCR_FP_LG) 431#define HFSCR_INTR_CAUSE (ASM_CONST(0xFF) << 56) /* interrupt cause */ 432#define SPRN_TAR 0x32f /* Target Address Register */ 433#define SPRN_LPCR 0x13E /* LPAR Control Register */ 434#define LPCR_VPM0 ASM_CONST(0x8000000000000000) 435#define LPCR_VPM1 ASM_CONST(0x4000000000000000) 436#define LPCR_ISL ASM_CONST(0x2000000000000000) 437#define LPCR_VC_SH 61 438#define LPCR_DPFD_SH 52 439#define LPCR_DPFD (ASM_CONST(7) << LPCR_DPFD_SH) 440#define LPCR_VRMASD_SH 47 441#define LPCR_VRMASD (ASM_CONST(0x1f) << LPCR_VRMASD_SH) 442#define LPCR_VRMA_L ASM_CONST(0x0008000000000000) 443#define LPCR_VRMA_LP0 ASM_CONST(0x0001000000000000) 444#define LPCR_VRMA_LP1 ASM_CONST(0x0000800000000000) 445#define LPCR_RMLS 0x1C000000 /* Implementation dependent RMO limit sel */ 446#define LPCR_RMLS_SH 26 447#define LPCR_HAIL ASM_CONST(0x0000000004000000) /* HV AIL (ISAv3.1) */ 448#define LPCR_ILE ASM_CONST(0x0000000002000000) /* !HV irqs set MSR:LE */ 449#define LPCR_AIL ASM_CONST(0x0000000001800000) /* Alternate interrupt location */ 450#define LPCR_AIL_0 ASM_CONST(0x0000000000000000) /* MMU off exception offset 0x0 */ 451#define LPCR_AIL_3 ASM_CONST(0x0000000001800000) /* MMU on exception offset 0xc00...4xxx */ 452#define LPCR_ONL ASM_CONST(0x0000000000040000) /* online - PURR/SPURR count */ 453#define LPCR_LD ASM_CONST(0x0000000000020000) /* large decremeter */ 454#define LPCR_PECE ASM_CONST(0x000000000001f000) /* powersave exit cause enable */ 455#define LPCR_PECEDP ASM_CONST(0x0000000000010000) /* directed priv dbells cause exit */ 456#define LPCR_PECEDH ASM_CONST(0x0000000000008000) /* directed hyp dbells cause exit */ 457#define LPCR_PECE0 ASM_CONST(0x0000000000004000) /* ext. exceptions can cause exit */ 458#define LPCR_PECE1 ASM_CONST(0x0000000000002000) /* decrementer can cause exit */ 459#define LPCR_PECE2 ASM_CONST(0x0000000000001000) /* machine check etc can cause exit */ 460#define LPCR_PECE_HVEE ASM_CONST(0x0000400000000000) /* P9 Wakeup on HV interrupts */ 461#define LPCR_MER ASM_CONST(0x0000000000000800) /* Mediated External Exception */ 462#define LPCR_MER_SH 11 463#define LPCR_GTSE ASM_CONST(0x0000000000000400) /* Guest Translation Shootdown Enable */ 464#define LPCR_TC ASM_CONST(0x0000000000000200) /* Translation control */ 465#define LPCR_HEIC ASM_CONST(0x0000000000000010) /* Hypervisor External Interrupt Control */ 466#define LPCR_LPES 0x0000000c 467#define LPCR_LPES0 ASM_CONST(0x0000000000000008) /* LPAR Env selector 0 */ 468#define LPCR_LPES1 ASM_CONST(0x0000000000000004) /* LPAR Env selector 1 */ 469#define LPCR_LPES_SH 2 470#define LPCR_RMI ASM_CONST(0x0000000000000002) /* real mode is cache inhibit */ 471#define LPCR_HVICE ASM_CONST(0x0000000000000002) /* P9: HV interrupt enable */ 472#define LPCR_HDICE ASM_CONST(0x0000000000000001) /* Hyp Decr enable (HV,PR,EE) */ 473#define LPCR_UPRT ASM_CONST(0x0000000000400000) /* Use Process Table (ISA 3) */ 474#define LPCR_HR ASM_CONST(0x0000000000100000) 475#ifndef SPRN_LPID 476#define SPRN_LPID 0x13F /* Logical Partition Identifier */ 477#endif 478#define LPID_RSVD_POWER7 0x3ff /* Reserved LPID for partn switching */ 479#define LPID_RSVD 0xfff /* Reserved LPID for partn switching */ 480#define SPRN_HMER 0x150 /* Hypervisor maintenance exception reg */ 481#define HMER_DEBUG_TRIG (1ul << (63 - 17)) /* Debug trigger */ 482#define SPRN_HMEER 0x151 /* Hyp maintenance exception enable reg */ 483#define SPRN_PCR 0x152 /* Processor compatibility register */ 484#define PCR_VEC_DIS (__MASK(63-0)) /* Vec. disable (bit NA since POWER8) */ 485#define PCR_VSX_DIS (__MASK(63-1)) /* VSX disable (bit NA since POWER8) */ 486#define PCR_TM_DIS (__MASK(63-2)) /* Trans. memory disable (POWER8) */ 487#define PCR_MMA_DIS (__MASK(63-3)) /* Matrix-Multiply Accelerator */ 488#define PCR_HIGH_BITS (PCR_MMA_DIS | PCR_VEC_DIS | PCR_VSX_DIS | PCR_TM_DIS) 489/* 490 * These bits are used in the function kvmppc_set_arch_compat() to specify and 491 * determine both the compatibility level which we want to emulate and the 492 * compatibility level which the host is capable of emulating. 493 */ 494#define PCR_ARCH_300 0x10 /* Architecture 3.00 */ 495#define PCR_ARCH_207 0x8 /* Architecture 2.07 */ 496#define PCR_ARCH_206 0x4 /* Architecture 2.06 */ 497#define PCR_ARCH_205 0x2 /* Architecture 2.05 */ 498#define PCR_LOW_BITS (PCR_ARCH_207 | PCR_ARCH_206 | PCR_ARCH_205 | PCR_ARCH_300) 499#define PCR_MASK ~(PCR_HIGH_BITS | PCR_LOW_BITS) /* PCR Reserved Bits */ 500#define SPRN_HEIR 0x153 /* Hypervisor Emulated Instruction Register */ 501#define SPRN_TLBINDEXR 0x154 /* P7 TLB control register */ 502#define SPRN_TLBVPNR 0x155 /* P7 TLB control register */ 503#define SPRN_TLBRPNR 0x156 /* P7 TLB control register */ 504#define SPRN_TLBLPIDR 0x157 /* P7 TLB control register */ 505#define SPRN_DBAT0L 0x219 /* Data BAT 0 Lower Register */ 506#define SPRN_DBAT0U 0x218 /* Data BAT 0 Upper Register */ 507#define SPRN_DBAT1L 0x21B /* Data BAT 1 Lower Register */ 508#define SPRN_DBAT1U 0x21A /* Data BAT 1 Upper Register */ 509#define SPRN_DBAT2L 0x21D /* Data BAT 2 Lower Register */ 510#define SPRN_DBAT2U 0x21C /* Data BAT 2 Upper Register */ 511#define SPRN_DBAT3L 0x21F /* Data BAT 3 Lower Register */ 512#define SPRN_DBAT3U 0x21E /* Data BAT 3 Upper Register */ 513#define SPRN_DBAT4L 0x239 /* Data BAT 4 Lower Register */ 514#define SPRN_DBAT4U 0x238 /* Data BAT 4 Upper Register */ 515#define SPRN_DBAT5L 0x23B /* Data BAT 5 Lower Register */ 516#define SPRN_DBAT5U 0x23A /* Data BAT 5 Upper Register */ 517#define SPRN_DBAT6L 0x23D /* Data BAT 6 Lower Register */ 518#define SPRN_DBAT6U 0x23C /* Data BAT 6 Upper Register */ 519#define SPRN_DBAT7L 0x23F /* Data BAT 7 Lower Register */ 520#define SPRN_DBAT7U 0x23E /* Data BAT 7 Upper Register */ 521#define SPRN_PPR 0x380 /* SMT Thread status Register */ 522#define SPRN_TSCR 0x399 /* Thread Switch Control Register */ 523 524#define SPRN_DEC 0x016 /* Decrement Register */ 525#define SPRN_PIT 0x3DB /* Programmable Interval Timer (40x/BOOKE) */ 526 527#define SPRN_DER 0x095 /* Debug Enable Register */ 528#define DER_RSTE 0x40000000 /* Reset Interrupt */ 529#define DER_CHSTPE 0x20000000 /* Check Stop */ 530#define DER_MCIE 0x10000000 /* Machine Check Interrupt */ 531#define DER_EXTIE 0x02000000 /* External Interrupt */ 532#define DER_ALIE 0x01000000 /* Alignment Interrupt */ 533#define DER_PRIE 0x00800000 /* Program Interrupt */ 534#define DER_FPUVIE 0x00400000 /* FP Unavailable Interrupt */ 535#define DER_DECIE 0x00200000 /* Decrementer Interrupt */ 536#define DER_SYSIE 0x00040000 /* System Call Interrupt */ 537#define DER_TRE 0x00020000 /* Trace Interrupt */ 538#define DER_SEIE 0x00004000 /* FP SW Emulation Interrupt */ 539#define DER_ITLBMSE 0x00002000 /* Imp. Spec. Instruction TLB Miss */ 540#define DER_ITLBERE 0x00001000 /* Imp. Spec. Instruction TLB Error */ 541#define DER_DTLBMSE 0x00000800 /* Imp. Spec. Data TLB Miss */ 542#define DER_DTLBERE 0x00000400 /* Imp. Spec. Data TLB Error */ 543#define DER_LBRKE 0x00000008 /* Load/Store Breakpoint Interrupt */ 544#define DER_IBRKE 0x00000004 /* Instruction Breakpoint Interrupt */ 545#define DER_EBRKE 0x00000002 /* External Breakpoint Interrupt */ 546#define DER_DPIE 0x00000001 /* Dev. Port Nonmaskable Request */ 547#define SPRN_DMISS 0x3D0 /* Data TLB Miss Register */ 548#define SPRN_DHDES 0x0B1 /* Directed Hyp. Doorbell Exc. State */ 549#define SPRN_DPDES 0x0B0 /* Directed Priv. Doorbell Exc. State */ 550#define SPRN_EAR 0x11A /* External Address Register */ 551#define SPRN_HASH1 0x3D2 /* Primary Hash Address Register */ 552#define SPRN_HASH2 0x3D3 /* Secondary Hash Address Register */ 553#define SPRN_HID0 0x3F0 /* Hardware Implementation Register 0 */ 554#define HID0_HDICE_SH (63 - 23) /* 970 HDEC interrupt enable */ 555#define HID0_EMCP (1<<31) /* Enable Machine Check pin */ 556#define HID0_EBA (1<<29) /* Enable Bus Address Parity */ 557#define HID0_EBD (1<<28) /* Enable Bus Data Parity */ 558#define HID0_SBCLK (1<<27) 559#define HID0_EICE (1<<26) 560#define HID0_TBEN (1<<26) /* Timebase enable - 745x */ 561#define HID0_ECLK (1<<25) 562#define HID0_PAR (1<<24) 563#define HID0_STEN (1<<24) /* Software table search enable - 745x */ 564#define HID0_HIGH_BAT (1<<23) /* Enable high BATs - 7455 */ 565#define HID0_DOZE (1<<23) 566#define HID0_NAP (1<<22) 567#define HID0_SLEEP (1<<21) 568#define HID0_DPM (1<<20) 569#define HID0_BHTCLR (1<<18) /* Clear branch history table - 7450 */ 570#define HID0_XAEN (1<<17) /* Extended addressing enable - 7450 */ 571#define HID0_NHR (1<<16) /* Not hard reset (software bit-7450)*/ 572#define HID0_ICE (1<<15) /* Instruction Cache Enable */ 573#define HID0_DCE (1<<14) /* Data Cache Enable */ 574#define HID0_ILOCK (1<<13) /* Instruction Cache Lock */ 575#define HID0_DLOCK (1<<12) /* Data Cache Lock */ 576#define HID0_ICFI (1<<11) /* Instr. Cache Flash Invalidate */ 577#define HID0_DCI (1<<10) /* Data Cache Invalidate */ 578#define HID0_SPD (1<<9) /* Speculative disable */ 579#define HID0_DAPUEN (1<<8) /* Debug APU enable */ 580#define HID0_SGE (1<<7) /* Store Gathering Enable */ 581#define HID0_SIED (1<<7) /* Serial Instr. Execution [Disable] */ 582#define HID0_DCFA (1<<6) /* Data Cache Flush Assist */ 583#define HID0_LRSTK (1<<4) /* Link register stack - 745x */ 584#define HID0_BTIC (1<<5) /* Branch Target Instr Cache Enable */ 585#define HID0_ABE (1<<3) /* Address Broadcast Enable */ 586#define HID0_FOLD (1<<3) /* Branch Folding enable - 745x */ 587#define HID0_BHTE (1<<2) /* Branch History Table Enable */ 588#define HID0_BTCD (1<<1) /* Branch target cache disable */ 589#define HID0_NOPDST (1<<1) /* No-op dst, dstt, etc. instr. */ 590#define HID0_NOPTI (1<<0) /* No-op dcbt and dcbst instr. */ 591/* POWER8 HID0 bits */ 592#define HID0_POWER8_4LPARMODE __MASK(61) 593#define HID0_POWER8_2LPARMODE __MASK(57) 594#define HID0_POWER8_1TO2LPAR __MASK(52) 595#define HID0_POWER8_1TO4LPAR __MASK(51) 596#define HID0_POWER8_DYNLPARDIS __MASK(48) 597 598/* POWER9 HID0 bits */ 599#define HID0_POWER9_RADIX __MASK(63 - 8) 600 601#define SPRN_HID1 0x3F1 /* Hardware Implementation Register 1 */ 602#ifdef CONFIG_PPC_BOOK3S_32 603#define HID1_EMCP (1<<31) /* 7450 Machine Check Pin Enable */ 604#define HID1_DFS (1<<22) /* 7447A Dynamic Frequency Scaling */ 605#define HID1_PC0 (1<<16) /* 7450 PLL_CFG[0] */ 606#define HID1_PC1 (1<<15) /* 7450 PLL_CFG[1] */ 607#define HID1_PC2 (1<<14) /* 7450 PLL_CFG[2] */ 608#define HID1_PC3 (1<<13) /* 7450 PLL_CFG[3] */ 609#define HID1_SYNCBE (1<<11) /* 7450 ABE for sync, eieio */ 610#define HID1_ABE (1<<10) /* 7450 Address Broadcast Enable */ 611#define HID1_PS (1<<16) /* 750FX PLL selection */ 612#endif 613#define SPRN_HID2 0x3F8 /* Hardware Implementation Register 2 */ 614#define SPRN_HID2_GEKKO 0x398 /* Gekko HID2 Register */ 615#define SPRN_IABR 0x3F2 /* Instruction Address Breakpoint Register */ 616#define SPRN_IABR2 0x3FA /* 83xx */ 617#define SPRN_IBCR 0x135 /* 83xx Insn Breakpoint Control Reg */ 618#define SPRN_IAMR 0x03D /* Instr. Authority Mask Reg */ 619#define SPRN_HID4 0x3F4 /* 970 HID4 */ 620#define HID4_LPES0 (1ul << (63-0)) /* LPAR env. sel. bit 0 */ 621#define HID4_RMLS2_SH (63 - 2) /* Real mode limit bottom 2 bits */ 622#define HID4_LPID5_SH (63 - 6) /* partition ID bottom 4 bits */ 623#define HID4_RMOR_SH (63 - 22) /* real mode offset (16 bits) */ 624#define HID4_RMOR (0xFFFFul << HID4_RMOR_SH) 625#define HID4_LPES1 (1 << (63-57)) /* LPAR env. sel. bit 1 */ 626#define HID4_RMLS0_SH (63 - 58) /* Real mode limit top bit */ 627#define HID4_LPID1_SH 0 /* partition ID top 2 bits */ 628#define SPRN_HID4_GEKKO 0x3F3 /* Gekko HID4 */ 629#define SPRN_HID5 0x3F6 /* 970 HID5 */ 630#define SPRN_HID6 0x3F9 /* BE HID 6 */ 631#define HID6_LB (0x0F<<12) /* Concurrent Large Page Modes */ 632#define HID6_DLP (1<<20) /* Disable all large page modes (4K only) */ 633#define SPRN_TSC_CELL 0x399 /* Thread switch control on Cell */ 634#define TSC_CELL_DEC_ENABLE_0 0x400000 /* Decrementer Interrupt */ 635#define TSC_CELL_DEC_ENABLE_1 0x200000 /* Decrementer Interrupt */ 636#define TSC_CELL_EE_ENABLE 0x100000 /* External Interrupt */ 637#define TSC_CELL_EE_BOOST 0x080000 /* External Interrupt Boost */ 638#define SPRN_TSC 0x3FD /* Thread switch control on others */ 639#define SPRN_TST 0x3FC /* Thread switch timeout on others */ 640#if !defined(SPRN_IAC1) && !defined(SPRN_IAC2) 641#define SPRN_IAC1 0x3F4 /* Instruction Address Compare 1 */ 642#define SPRN_IAC2 0x3F5 /* Instruction Address Compare 2 */ 643#endif 644#define SPRN_IBAT0L 0x211 /* Instruction BAT 0 Lower Register */ 645#define SPRN_IBAT0U 0x210 /* Instruction BAT 0 Upper Register */ 646#define SPRN_IBAT1L 0x213 /* Instruction BAT 1 Lower Register */ 647#define SPRN_IBAT1U 0x212 /* Instruction BAT 1 Upper Register */ 648#define SPRN_IBAT2L 0x215 /* Instruction BAT 2 Lower Register */ 649#define SPRN_IBAT2U 0x214 /* Instruction BAT 2 Upper Register */ 650#define SPRN_IBAT3L 0x217 /* Instruction BAT 3 Lower Register */ 651#define SPRN_IBAT3U 0x216 /* Instruction BAT 3 Upper Register */ 652#define SPRN_IBAT4L 0x231 /* Instruction BAT 4 Lower Register */ 653#define SPRN_IBAT4U 0x230 /* Instruction BAT 4 Upper Register */ 654#define SPRN_IBAT5L 0x233 /* Instruction BAT 5 Lower Register */ 655#define SPRN_IBAT5U 0x232 /* Instruction BAT 5 Upper Register */ 656#define SPRN_IBAT6L 0x235 /* Instruction BAT 6 Lower Register */ 657#define SPRN_IBAT6U 0x234 /* Instruction BAT 6 Upper Register */ 658#define SPRN_IBAT7L 0x237 /* Instruction BAT 7 Lower Register */ 659#define SPRN_IBAT7U 0x236 /* Instruction BAT 7 Upper Register */ 660#define SPRN_ICMP 0x3D5 /* Instruction TLB Compare Register */ 661#define SPRN_ICTC 0x3FB /* Instruction Cache Throttling Control Reg */ 662#ifndef SPRN_ICTRL 663#define SPRN_ICTRL 0x3F3 /* 1011 7450 icache and interrupt ctrl */ 664#endif 665#define ICTRL_EICE 0x08000000 /* enable icache parity errs */ 666#define ICTRL_EDC 0x04000000 /* enable dcache parity errs */ 667#define ICTRL_EICP 0x00000100 /* enable icache par. check */ 668#define SPRN_IMISS 0x3D4 /* Instruction TLB Miss Register */ 669#define SPRN_IMMR 0x27E /* Internal Memory Map Register */ 670#define SPRN_L2CR 0x3F9 /* Level 2 Cache Control Register */ 671#define SPRN_L2CR2 0x3f8 672#define L2CR_L2E 0x80000000 /* L2 enable */ 673#define L2CR_L2PE 0x40000000 /* L2 parity enable */ 674#define L2CR_L2SIZ_MASK 0x30000000 /* L2 size mask */ 675#define L2CR_L2SIZ_256KB 0x10000000 /* L2 size 256KB */ 676#define L2CR_L2SIZ_512KB 0x20000000 /* L2 size 512KB */ 677#define L2CR_L2SIZ_1MB 0x30000000 /* L2 size 1MB */ 678#define L2CR_L2CLK_MASK 0x0e000000 /* L2 clock mask */ 679#define L2CR_L2CLK_DISABLED 0x00000000 /* L2 clock disabled */ 680#define L2CR_L2CLK_DIV1 0x02000000 /* L2 clock / 1 */ 681#define L2CR_L2CLK_DIV1_5 0x04000000 /* L2 clock / 1.5 */ 682#define L2CR_L2CLK_DIV2 0x08000000 /* L2 clock / 2 */ 683#define L2CR_L2CLK_DIV2_5 0x0a000000 /* L2 clock / 2.5 */ 684#define L2CR_L2CLK_DIV3 0x0c000000 /* L2 clock / 3 */ 685#define L2CR_L2RAM_MASK 0x01800000 /* L2 RAM type mask */ 686#define L2CR_L2RAM_FLOW 0x00000000 /* L2 RAM flow through */ 687#define L2CR_L2RAM_PIPE 0x01000000 /* L2 RAM pipelined */ 688#define L2CR_L2RAM_PIPE_LW 0x01800000 /* L2 RAM pipelined latewr */ 689#define L2CR_L2DO 0x00400000 /* L2 data only */ 690#define L2CR_L2I 0x00200000 /* L2 global invalidate */ 691#define L2CR_L2CTL 0x00100000 /* L2 RAM control */ 692#define L2CR_L2WT 0x00080000 /* L2 write-through */ 693#define L2CR_L2TS 0x00040000 /* L2 test support */ 694#define L2CR_L2OH_MASK 0x00030000 /* L2 output hold mask */ 695#define L2CR_L2OH_0_5 0x00000000 /* L2 output hold 0.5 ns */ 696#define L2CR_L2OH_1_0 0x00010000 /* L2 output hold 1.0 ns */ 697#define L2CR_L2SL 0x00008000 /* L2 DLL slow */ 698#define L2CR_L2DF 0x00004000 /* L2 differential clock */ 699#define L2CR_L2BYP 0x00002000 /* L2 DLL bypass */ 700#define L2CR_L2IP 0x00000001 /* L2 GI in progress */ 701#define L2CR_L2IO_745x 0x00100000 /* L2 instr. only (745x) */ 702#define L2CR_L2DO_745x 0x00010000 /* L2 data only (745x) */ 703#define L2CR_L2REP_745x 0x00001000 /* L2 repl. algorithm (745x) */ 704#define L2CR_L2HWF_745x 0x00000800 /* L2 hardware flush (745x) */ 705#define SPRN_L3CR 0x3FA /* Level 3 Cache Control Register */ 706#define L3CR_L3E 0x80000000 /* L3 enable */ 707#define L3CR_L3PE 0x40000000 /* L3 data parity enable */ 708#define L3CR_L3APE 0x20000000 /* L3 addr parity enable */ 709#define L3CR_L3SIZ 0x10000000 /* L3 size */ 710#define L3CR_L3CLKEN 0x08000000 /* L3 clock enable */ 711#define L3CR_L3RES 0x04000000 /* L3 special reserved bit */ 712#define L3CR_L3CLKDIV 0x03800000 /* L3 clock divisor */ 713#define L3CR_L3IO 0x00400000 /* L3 instruction only */ 714#define L3CR_L3SPO 0x00040000 /* L3 sample point override */ 715#define L3CR_L3CKSP 0x00030000 /* L3 clock sample point */ 716#define L3CR_L3PSP 0x0000e000 /* L3 P-clock sample point */ 717#define L3CR_L3REP 0x00001000 /* L3 replacement algorithm */ 718#define L3CR_L3HWF 0x00000800 /* L3 hardware flush */ 719#define L3CR_L3I 0x00000400 /* L3 global invalidate */ 720#define L3CR_L3RT 0x00000300 /* L3 SRAM type */ 721#define L3CR_L3NIRCA 0x00000080 /* L3 non-integer ratio clock adj. */ 722#define L3CR_L3DO 0x00000040 /* L3 data only mode */ 723#define L3CR_PMEN 0x00000004 /* L3 private memory enable */ 724#define L3CR_PMSIZ 0x00000001 /* L3 private memory size */ 725 726#define SPRN_MSSCR0 0x3f6 /* Memory Subsystem Control Register 0 */ 727#define SPRN_MSSSR0 0x3f7 /* Memory Subsystem Status Register 1 */ 728#define SPRN_LDSTCR 0x3f8 /* Load/Store control register */ 729#define SPRN_LDSTDB 0x3f4 /* */ 730#define SPRN_LR 0x008 /* Link Register */ 731#ifndef SPRN_PIR 732#define SPRN_PIR 0x3FF /* Processor Identification Register */ 733#endif 734#define SPRN_TIR 0x1BE /* Thread Identification Register */ 735#define SPRN_PTCR 0x1D0 /* Partition table control Register */ 736#define SPRN_PSPB 0x09F /* Problem State Priority Boost reg */ 737#define SPRN_PTEHI 0x3D5 /* 981 7450 PTE HI word (S/W TLB load) */ 738#define SPRN_PTELO 0x3D6 /* 982 7450 PTE LO word (S/W TLB load) */ 739#define SPRN_PURR 0x135 /* Processor Utilization of Resources Reg */ 740#define SPRN_PVR 0x11F /* Processor Version Register */ 741#define SPRN_RPA 0x3D6 /* Required Physical Address Register */ 742#define SPRN_SDA 0x3BF /* Sampled Data Address Register */ 743#define SPRN_SDR1 0x019 /* MMU Hash Base Register */ 744#define SPRN_ASR 0x118 /* Address Space Register */ 745#define SPRN_SIA 0x3BB /* Sampled Instruction Address Register */ 746#define SPRN_SPRG0 0x110 /* Special Purpose Register General 0 */ 747#define SPRN_SPRG1 0x111 /* Special Purpose Register General 1 */ 748#define SPRN_SPRG2 0x112 /* Special Purpose Register General 2 */ 749#define SPRN_SPRG3 0x113 /* Special Purpose Register General 3 */ 750#define SPRN_USPRG3 0x103 /* SPRG3 userspace read */ 751#define SPRN_SPRG4 0x114 /* Special Purpose Register General 4 */ 752#define SPRN_USPRG4 0x104 /* SPRG4 userspace read */ 753#define SPRN_SPRG5 0x115 /* Special Purpose Register General 5 */ 754#define SPRN_USPRG5 0x105 /* SPRG5 userspace read */ 755#define SPRN_SPRG6 0x116 /* Special Purpose Register General 6 */ 756#define SPRN_USPRG6 0x106 /* SPRG6 userspace read */ 757#define SPRN_SPRG7 0x117 /* Special Purpose Register General 7 */ 758#define SPRN_USPRG7 0x107 /* SPRG7 userspace read */ 759#define SPRN_SRR0 0x01A /* Save/Restore Register 0 */ 760#define SPRN_SRR1 0x01B /* Save/Restore Register 1 */ 761 762#ifdef CONFIG_PPC_BOOK3S 763/* 764 * Bits loaded from MSR upon interrupt. 765 * PPC (64-bit) bits 33-36,42-47 are interrupt dependent, the others are 766 * loaded from MSR. The exception is that SRESET and MCE do not always load 767 * bit 62 (RI) from MSR. Don't use PPC_BITMASK for this because 32-bit uses 768 * it. 769 */ 770#define SRR1_MSR_BITS (~0x783f0000UL) 771#endif 772 773#define SRR1_ISI_NOPT 0x40000000 /* ISI: Not found in hash */ 774#define SRR1_ISI_N_G_OR_CIP 0x10000000 /* ISI: Access is no-exec or G or CI for a prefixed instruction */ 775#define SRR1_ISI_PROT 0x08000000 /* ISI: Other protection fault */ 776#define SRR1_WAKEMASK 0x00380000 /* reason for wakeup */ 777#define SRR1_WAKEMASK_P8 0x003c0000 /* reason for wakeup on POWER8 and 9 */ 778#define SRR1_WAKEMCE_RESVD 0x003c0000 /* Unused/reserved value used by MCE wakeup to indicate cause to idle wakeup handler */ 779#define SRR1_WAKESYSERR 0x00300000 /* System error */ 780#define SRR1_WAKEEE 0x00200000 /* External interrupt */ 781#define SRR1_WAKEHVI 0x00240000 /* Hypervisor Virtualization Interrupt (P9) */ 782#define SRR1_WAKEMT 0x00280000 /* mtctrl */ 783#define SRR1_WAKEHMI 0x00280000 /* Hypervisor maintenance */ 784#define SRR1_WAKEDEC 0x00180000 /* Decrementer interrupt */ 785#define SRR1_WAKEDBELL 0x00140000 /* Privileged doorbell on P8 */ 786#define SRR1_WAKETHERM 0x00100000 /* Thermal management interrupt */ 787#define SRR1_WAKERESET 0x00100000 /* System reset */ 788#define SRR1_WAKEHDBELL 0x000c0000 /* Hypervisor doorbell on P8 */ 789#define SRR1_WAKESTATE 0x00030000 /* Powersave exit mask [46:47] */ 790#define SRR1_WS_HVLOSS 0x00030000 /* HV resources not maintained */ 791#define SRR1_WS_GPRLOSS 0x00020000 /* GPRs not maintained */ 792#define SRR1_WS_NOLOSS 0x00010000 /* All resources maintained */ 793#define SRR1_PROGTM 0x00200000 /* TM Bad Thing */ 794#define SRR1_PROGFPE 0x00100000 /* Floating Point Enabled */ 795#define SRR1_PROGILL 0x00080000 /* Illegal instruction */ 796#define SRR1_PROGPRIV 0x00040000 /* Privileged instruction */ 797#define SRR1_PROGTRAP 0x00020000 /* Trap */ 798#define SRR1_PROGADDR 0x00010000 /* SRR0 contains subsequent addr */ 799 800#define SRR1_MCE_MCP 0x00080000 /* Machine check signal caused interrupt */ 801#define SRR1_BOUNDARY 0x10000000 /* Prefixed instruction crosses 64-byte boundary */ 802#define SRR1_PREFIXED 0x20000000 /* Exception caused by prefixed instruction */ 803 804#define SPRN_HSRR0 0x13A /* Save/Restore Register 0 */ 805#define SPRN_HSRR1 0x13B /* Save/Restore Register 1 */ 806#define HSRR1_DENORM 0x00100000 /* Denorm exception */ 807#define HSRR1_HISI_WRITE 0x00010000 /* HISI bcs couldn't update mem */ 808 809#define SPRN_TBCTL 0x35f /* PA6T Timebase control register */ 810#define TBCTL_FREEZE 0x0000000000000000ull /* Freeze all tbs */ 811#define TBCTL_RESTART 0x0000000100000000ull /* Restart all tbs */ 812#define TBCTL_UPDATE_UPPER 0x0000000200000000ull /* Set upper 32 bits */ 813#define TBCTL_UPDATE_LOWER 0x0000000300000000ull /* Set lower 32 bits */ 814 815#ifndef SPRN_SVR 816#define SPRN_SVR 0x11E /* System Version Register */ 817#endif 818#define SPRN_THRM1 0x3FC /* Thermal Management Register 1 */ 819/* these bits were defined in inverted endian sense originally, ugh, confusing */ 820#define THRM1_TIN (1 << 31) 821#define THRM1_TIV (1 << 30) 822#define THRM1_THRES(x) ((x&0x7f)<<23) 823#define THRM3_SITV(x) ((x & 0x1fff) << 1) 824#define THRM1_TID (1<<2) 825#define THRM1_TIE (1<<1) 826#define THRM1_V (1<<0) 827#define SPRN_THRM2 0x3FD /* Thermal Management Register 2 */ 828#define SPRN_THRM3 0x3FE /* Thermal Management Register 3 */ 829#define THRM3_E (1<<0) 830#define SPRN_TLBMISS 0x3D4 /* 980 7450 TLB Miss Register */ 831#define SPRN_UMMCR0 0x3A8 /* User Monitor Mode Control Register 0 */ 832#define SPRN_UMMCR1 0x3AC /* User Monitor Mode Control Register 0 */ 833#define SPRN_UPMC1 0x3A9 /* User Performance Counter Register 1 */ 834#define SPRN_UPMC2 0x3AA /* User Performance Counter Register 2 */ 835#define SPRN_UPMC3 0x3AD /* User Performance Counter Register 3 */ 836#define SPRN_UPMC4 0x3AE /* User Performance Counter Register 4 */ 837#define SPRN_USIA 0x3AB /* User Sampled Instruction Address Register */ 838#define SPRN_VRSAVE 0x100 /* Vector Register Save Register */ 839#define SPRN_XER 0x001 /* Fixed Point Exception Register */ 840 841#define SPRN_MMCR0_GEKKO 0x3B8 /* Gekko Monitor Mode Control Register 0 */ 842#define SPRN_MMCR1_GEKKO 0x3BC /* Gekko Monitor Mode Control Register 1 */ 843#define SPRN_PMC1_GEKKO 0x3B9 /* Gekko Performance Monitor Control 1 */ 844#define SPRN_PMC2_GEKKO 0x3BA /* Gekko Performance Monitor Control 2 */ 845#define SPRN_PMC3_GEKKO 0x3BD /* Gekko Performance Monitor Control 3 */ 846#define SPRN_PMC4_GEKKO 0x3BE /* Gekko Performance Monitor Control 4 */ 847#define SPRN_WPAR_GEKKO 0x399 /* Gekko Write Pipe Address Register */ 848 849#define SPRN_SCOMC 0x114 /* SCOM Access Control */ 850#define SPRN_SCOMD 0x115 /* SCOM Access DATA */ 851 852/* Performance monitor SPRs */ 853#ifdef CONFIG_PPC64 854#define SPRN_MMCR0 795 855#define MMCR0_FC 0x80000000UL /* freeze counters */ 856#define MMCR0_FCS 0x40000000UL /* freeze in supervisor state */ 857#define MMCR0_KERNEL_DISABLE MMCR0_FCS 858#define MMCR0_FCP 0x20000000UL /* freeze in problem state */ 859#define MMCR0_PROBLEM_DISABLE MMCR0_FCP 860#define MMCR0_FCM1 0x10000000UL /* freeze counters while MSR mark = 1 */ 861#define MMCR0_FCM0 0x08000000UL /* freeze counters while MSR mark = 0 */ 862#define MMCR0_PMXE ASM_CONST(0x04000000) /* perf mon exception enable */ 863#define MMCR0_FCECE ASM_CONST(0x02000000) /* freeze ctrs on enabled cond or event */ 864#define MMCR0_TBEE 0x00400000UL /* time base exception enable */ 865#define MMCR0_BHRBA 0x00200000UL /* BHRB Access allowed in userspace */ 866#define MMCR0_EBE 0x00100000UL /* Event based branch enable */ 867#define MMCR0_PMCC 0x000c0000UL /* PMC control */ 868#define MMCR0_PMCCEXT ASM_CONST(0x00000200) /* PMCCEXT control */ 869#define MMCR0_PMCC_U6 0x00080000UL /* PMC1-6 are R/W by user (PR) */ 870#define MMCR0_PMC1CE 0x00008000UL /* PMC1 count enable*/ 871#define MMCR0_PMCjCE ASM_CONST(0x00004000) /* PMCj count enable*/ 872#define MMCR0_TRIGGER 0x00002000UL /* TRIGGER enable */ 873#define MMCR0_PMAO_SYNC ASM_CONST(0x00000800) /* PMU intr is synchronous */ 874#define MMCR0_C56RUN ASM_CONST(0x00000100) /* PMC5/6 count when RUN=0 */ 875/* performance monitor alert has occurred, set to 0 after handling exception */ 876#define MMCR0_PMAO ASM_CONST(0x00000080) 877#define MMCR0_SHRFC 0x00000040UL /* SHRre freeze conditions between threads */ 878#define MMCR0_FC56 0x00000010UL /* freeze counters 5 and 6 */ 879#define MMCR0_FCTI 0x00000008UL /* freeze counters in tags inactive mode */ 880#define MMCR0_FCTA 0x00000004UL /* freeze counters in tags active mode */ 881#define MMCR0_FCWAIT 0x00000002UL /* freeze counter in WAIT state */ 882#define MMCR0_FCHV 0x00000001UL /* freeze conditions in hypervisor mode */ 883#define SPRN_MMCR1 798 884#define SPRN_MMCR2 785 885#define SPRN_MMCR3 754 886#define SPRN_UMMCR2 769 887#define SPRN_UMMCR3 738 888#define SPRN_MMCRA 0x312 889#define MMCRA_SDSYNC 0x80000000UL /* SDAR synced with SIAR */ 890#define MMCRA_SDAR_DCACHE_MISS 0x40000000UL 891#define MMCRA_SDAR_ERAT_MISS 0x20000000UL 892#define MMCRA_SIHV 0x10000000UL /* state of MSR HV when SIAR set */ 893#define MMCRA_SIPR 0x08000000UL /* state of MSR PR when SIAR set */ 894#define MMCRA_SLOT 0x07000000UL /* SLOT bits (37-39) */ 895#define MMCRA_SLOT_SHIFT 24 896#define MMCRA_SAMPLE_ENABLE 0x00000001UL /* enable sampling */ 897#define MMCRA_BHRB_DISABLE _UL(0x2000000000) // BHRB disable bit for ISA v3.1 898#define POWER6_MMCRA_SDSYNC 0x0000080000000000ULL /* SDAR/SIAR synced */ 899#define POWER6_MMCRA_SIHV 0x0000040000000000ULL 900#define POWER6_MMCRA_SIPR 0x0000020000000000ULL 901#define POWER6_MMCRA_THRM 0x00000020UL 902#define POWER6_MMCRA_OTHER 0x0000000EUL 903 904#define POWER7P_MMCRA_SIAR_VALID 0x10000000 /* P7+ SIAR contents valid */ 905#define POWER7P_MMCRA_SDAR_VALID 0x08000000 /* P7+ SDAR contents valid */ 906 907#define SPRN_MMCRH 316 /* Hypervisor monitor mode control register */ 908#define SPRN_MMCRS 894 /* Supervisor monitor mode control register */ 909#define SPRN_MMCRC 851 /* Core monitor mode control register */ 910#define SPRN_EBBHR 804 /* Event based branch handler register */ 911#define SPRN_EBBRR 805 /* Event based branch return register */ 912#define SPRN_BESCR 806 /* Branch event status and control register */ 913#define BESCR_GE 0x8000000000000000ULL /* Global Enable */ 914#define SPRN_WORT 895 /* Workload optimization register - thread */ 915#define SPRN_WORC 863 /* Workload optimization register - core */ 916 917#define SPRN_PMC1 787 918#define SPRN_PMC2 788 919#define SPRN_PMC3 789 920#define SPRN_PMC4 790 921#define SPRN_PMC5 791 922#define SPRN_PMC6 792 923#define SPRN_PMC7 793 924#define SPRN_PMC8 794 925#define SPRN_SIER 784 926#define SIER_SIPR 0x2000000 /* Sampled MSR_PR */ 927#define SIER_SIHV 0x1000000 /* Sampled MSR_HV */ 928#define SIER_SIAR_VALID 0x0400000 /* SIAR contents valid */ 929#define SIER_SDAR_VALID 0x0200000 /* SDAR contents valid */ 930#define SPRN_SIER2 752 931#define SPRN_SIER3 753 932#define SPRN_USIER2 736 933#define SPRN_USIER3 737 934#define SPRN_SIAR 796 935#define SPRN_SDAR 797 936#define SPRN_TACR 888 937#define SPRN_TCSCR 889 938#define SPRN_CSIGR 890 939#define SPRN_SPMC1 892 940#define SPRN_SPMC2 893 941 942/* When EBB is enabled, some of MMCR0/MMCR2/SIER are user accessible */ 943#define MMCR0_USER_MASK (MMCR0_FC | MMCR0_PMXE | MMCR0_PMAO) 944#define MMCR2_USER_MASK 0x4020100804020000UL /* (FC1P|FC2P|FC3P|FC4P|FC5P|FC6P) */ 945#define SIER_USER_MASK 0x7fffffUL 946 947#define SPRN_PA6T_MMCR0 795 948#define PA6T_MMCR0_EN0 0x0000000000000001UL 949#define PA6T_MMCR0_EN1 0x0000000000000002UL 950#define PA6T_MMCR0_EN2 0x0000000000000004UL 951#define PA6T_MMCR0_EN3 0x0000000000000008UL 952#define PA6T_MMCR0_EN4 0x0000000000000010UL 953#define PA6T_MMCR0_EN5 0x0000000000000020UL 954#define PA6T_MMCR0_SUPEN 0x0000000000000040UL 955#define PA6T_MMCR0_PREN 0x0000000000000080UL 956#define PA6T_MMCR0_HYPEN 0x0000000000000100UL 957#define PA6T_MMCR0_FCM0 0x0000000000000200UL 958#define PA6T_MMCR0_FCM1 0x0000000000000400UL 959#define PA6T_MMCR0_INTGEN 0x0000000000000800UL 960#define PA6T_MMCR0_INTEN0 0x0000000000001000UL 961#define PA6T_MMCR0_INTEN1 0x0000000000002000UL 962#define PA6T_MMCR0_INTEN2 0x0000000000004000UL 963#define PA6T_MMCR0_INTEN3 0x0000000000008000UL 964#define PA6T_MMCR0_INTEN4 0x0000000000010000UL 965#define PA6T_MMCR0_INTEN5 0x0000000000020000UL 966#define PA6T_MMCR0_DISCNT 0x0000000000040000UL 967#define PA6T_MMCR0_UOP 0x0000000000080000UL 968#define PA6T_MMCR0_TRG 0x0000000000100000UL 969#define PA6T_MMCR0_TRGEN 0x0000000000200000UL 970#define PA6T_MMCR0_TRGREG 0x0000000001600000UL 971#define PA6T_MMCR0_SIARLOG 0x0000000002000000UL 972#define PA6T_MMCR0_SDARLOG 0x0000000004000000UL 973#define PA6T_MMCR0_PROEN 0x0000000008000000UL 974#define PA6T_MMCR0_PROLOG 0x0000000010000000UL 975#define PA6T_MMCR0_DAMEN2 0x0000000020000000UL 976#define PA6T_MMCR0_DAMEN3 0x0000000040000000UL 977#define PA6T_MMCR0_DAMEN4 0x0000000080000000UL 978#define PA6T_MMCR0_DAMEN5 0x0000000100000000UL 979#define PA6T_MMCR0_DAMSEL2 0x0000000200000000UL 980#define PA6T_MMCR0_DAMSEL3 0x0000000400000000UL 981#define PA6T_MMCR0_DAMSEL4 0x0000000800000000UL 982#define PA6T_MMCR0_DAMSEL5 0x0000001000000000UL 983#define PA6T_MMCR0_HANDDIS 0x0000002000000000UL 984#define PA6T_MMCR0_PCTEN 0x0000004000000000UL 985#define PA6T_MMCR0_SOCEN 0x0000008000000000UL 986#define PA6T_MMCR0_SOCMOD 0x0000010000000000UL 987 988#define SPRN_PA6T_MMCR1 798 989#define PA6T_MMCR1_ES2 0x00000000000000ffUL 990#define PA6T_MMCR1_ES3 0x000000000000ff00UL 991#define PA6T_MMCR1_ES4 0x0000000000ff0000UL 992#define PA6T_MMCR1_ES5 0x00000000ff000000UL 993 994#define SPRN_PA6T_UPMC0 771 /* User PerfMon Counter 0 */ 995#define SPRN_PA6T_UPMC1 772 /* ... */ 996#define SPRN_PA6T_UPMC2 773 997#define SPRN_PA6T_UPMC3 774 998#define SPRN_PA6T_UPMC4 775 999#define SPRN_PA6T_UPMC5 776 1000#define SPRN_PA6T_UMMCR0 779 /* User Monitor Mode Control Register 0 */ 1001#define SPRN_PA6T_SIAR 780 /* Sampled Instruction Address */ 1002#define SPRN_PA6T_UMMCR1 782 /* User Monitor Mode Control Register 1 */ 1003#define SPRN_PA6T_SIER 785 /* Sampled Instruction Event Register */ 1004#define SPRN_PA6T_PMC0 787 1005#define SPRN_PA6T_PMC1 788 1006#define SPRN_PA6T_PMC2 789 1007#define SPRN_PA6T_PMC3 790 1008#define SPRN_PA6T_PMC4 791 1009#define SPRN_PA6T_PMC5 792 1010#define SPRN_PA6T_TSR0 793 /* Timestamp Register 0 */ 1011#define SPRN_PA6T_TSR1 794 /* Timestamp Register 1 */ 1012#define SPRN_PA6T_TSR2 799 /* Timestamp Register 2 */ 1013#define SPRN_PA6T_TSR3 784 /* Timestamp Register 3 */ 1014 1015#define SPRN_PA6T_IER 981 /* Icache Error Register */ 1016#define SPRN_PA6T_DER 982 /* Dcache Error Register */ 1017#define SPRN_PA6T_BER 862 /* BIU Error Address Register */ 1018#define SPRN_PA6T_MER 849 /* MMU Error Register */ 1019 1020#define SPRN_PA6T_IMA0 880 /* Instruction Match Array 0 */ 1021#define SPRN_PA6T_IMA1 881 /* ... */ 1022#define SPRN_PA6T_IMA2 882 1023#define SPRN_PA6T_IMA3 883 1024#define SPRN_PA6T_IMA4 884 1025#define SPRN_PA6T_IMA5 885 1026#define SPRN_PA6T_IMA6 886 1027#define SPRN_PA6T_IMA7 887 1028#define SPRN_PA6T_IMA8 888 1029#define SPRN_PA6T_IMA9 889 1030#define SPRN_PA6T_BTCR 978 /* Breakpoint and Tagging Control Register */ 1031#define SPRN_PA6T_IMAAT 979 /* Instruction Match Array Action Table */ 1032#define SPRN_PA6T_PCCR 1019 /* Power Counter Control Register */ 1033#define SPRN_BKMK 1020 /* Cell Bookmark Register */ 1034#define SPRN_PA6T_RPCCR 1021 /* Retire PC Trace Control Register */ 1035 1036 1037#else /* 32-bit */ 1038#define SPRN_MMCR0 952 /* Monitor Mode Control Register 0 */ 1039#define MMCR0_FC 0x80000000UL /* freeze counters */ 1040#define MMCR0_FCS 0x40000000UL /* freeze in supervisor state */ 1041#define MMCR0_FCP 0x20000000UL /* freeze in problem state */ 1042#define MMCR0_FCM1 0x10000000UL /* freeze counters while MSR mark = 1 */ 1043#define MMCR0_FCM0 0x08000000UL /* freeze counters while MSR mark = 0 */ 1044#define MMCR0_PMXE 0x04000000UL /* performance monitor exception enable */ 1045#define MMCR0_FCECE 0x02000000UL /* freeze ctrs on enabled cond or event */ 1046#define MMCR0_TBEE 0x00400000UL /* time base exception enable */ 1047#define MMCR0_PMC1CE 0x00008000UL /* PMC1 count enable*/ 1048#define MMCR0_PMCnCE 0x00004000UL /* count enable for all but PMC 1*/ 1049#define MMCR0_TRIGGER 0x00002000UL /* TRIGGER enable */ 1050#define MMCR0_PMC1SEL 0x00001fc0UL /* PMC 1 Event */ 1051#define MMCR0_PMC2SEL 0x0000003fUL /* PMC 2 Event */ 1052 1053#define SPRN_MMCR1 956 1054#define MMCR1_PMC3SEL 0xf8000000UL /* PMC 3 Event */ 1055#define MMCR1_PMC4SEL 0x07c00000UL /* PMC 4 Event */ 1056#define MMCR1_PMC5SEL 0x003e0000UL /* PMC 5 Event */ 1057#define MMCR1_PMC6SEL 0x0001f800UL /* PMC 6 Event */ 1058#define SPRN_MMCR2 944 1059#define SPRN_PMC1 953 /* Performance Counter Register 1 */ 1060#define SPRN_PMC2 954 /* Performance Counter Register 2 */ 1061#define SPRN_PMC3 957 /* Performance Counter Register 3 */ 1062#define SPRN_PMC4 958 /* Performance Counter Register 4 */ 1063#define SPRN_PMC5 945 /* Performance Counter Register 5 */ 1064#define SPRN_PMC6 946 /* Performance Counter Register 6 */ 1065 1066#define SPRN_SIAR 955 /* Sampled Instruction Address Register */ 1067 1068/* Bit definitions for MMCR0 and PMC1 / PMC2. */ 1069#define MMCR0_PMC1_CYCLES (1 << 7) 1070#define MMCR0_PMC1_ICACHEMISS (5 << 7) 1071#define MMCR0_PMC1_DTLB (6 << 7) 1072#define MMCR0_PMC2_DCACHEMISS 0x6 1073#define MMCR0_PMC2_CYCLES 0x1 1074#define MMCR0_PMC2_ITLB 0x7 1075#define MMCR0_PMC2_LOADMISSTIME 0x5 1076#endif 1077 1078/* 1079 * SPRG usage: 1080 * 1081 * All 64-bit: 1082 * - SPRG1 stores PACA pointer except 64-bit server in 1083 * HV mode in which case it is HSPRG0 1084 * 1085 * 64-bit server: 1086 * - SPRG0 scratch for TM recheckpoint/reclaim (reserved for HV on Power4) 1087 * - SPRG2 scratch for exception vectors 1088 * - SPRG3 CPU and NUMA node for VDSO getcpu (user visible) 1089 * - HSPRG0 stores PACA in HV mode 1090 * - HSPRG1 scratch for "HV" exceptions 1091 * 1092 * 64-bit embedded 1093 * - SPRG0 generic exception scratch 1094 * - SPRG2 TLB exception stack 1095 * - SPRG3 critical exception scratch (user visible, sorry!) 1096 * - SPRG4 unused (user visible) 1097 * - SPRG6 TLB miss scratch (user visible, sorry !) 1098 * - SPRG7 CPU and NUMA node for VDSO getcpu (user visible) 1099 * - SPRG8 machine check exception scratch 1100 * - SPRG9 debug exception scratch 1101 * 1102 * All 32-bit: 1103 * - SPRG3 current thread_struct physical addr pointer 1104 * (virtual on BookE, physical on others) 1105 * 1106 * 32-bit classic: 1107 * - SPRG0 scratch for exception vectors 1108 * - SPRG1 scratch for exception vectors 1109 * - SPRG2 indicator that we are in RTAS 1110 * - SPRG4 (603 only) pseudo TLB LRU data 1111 * 1112 * 32-bit 40x: 1113 * - SPRG0 scratch for exception vectors 1114 * - SPRG1 scratch for exception vectors 1115 * - SPRG2 scratch for exception vectors 1116 * - SPRG4 scratch for exception vectors (not 403) 1117 * - SPRG5 scratch for exception vectors (not 403) 1118 * - SPRG6 scratch for exception vectors (not 403) 1119 * - SPRG7 scratch for exception vectors (not 403) 1120 * 1121 * 32-bit 440 and FSL BookE: 1122 * - SPRG0 scratch for exception vectors 1123 * - SPRG1 scratch for exception vectors (*) 1124 * - SPRG2 scratch for crit interrupts handler 1125 * - SPRG4 scratch for exception vectors 1126 * - SPRG5 scratch for exception vectors 1127 * - SPRG6 scratch for machine check handler 1128 * - SPRG7 scratch for exception vectors 1129 * - SPRG9 scratch for debug vectors (e500 only) 1130 * 1131 * Additionally, BookE separates "read" and "write" 1132 * of those registers. That allows to use the userspace 1133 * readable variant for reads, which can avoid a fault 1134 * with KVM type virtualization. 1135 * 1136 * 32-bit 8xx: 1137 * - SPRG0 scratch for exception vectors 1138 * - SPRG1 scratch for exception vectors 1139 * - SPRG2 scratch for exception vectors 1140 * 1141 */ 1142#ifdef CONFIG_PPC64 1143#define SPRN_SPRG_PACA SPRN_SPRG1 1144#else 1145#define SPRN_SPRG_THREAD SPRN_SPRG3 1146#endif 1147 1148#ifdef CONFIG_PPC_BOOK3S_64 1149#define SPRN_SPRG_SCRATCH0 SPRN_SPRG2 1150#define SPRN_SPRG_HPACA SPRN_HSPRG0 1151#define SPRN_SPRG_HSCRATCH0 SPRN_HSPRG1 1152#define SPRN_SPRG_VDSO_READ SPRN_USPRG3 1153#define SPRN_SPRG_VDSO_WRITE SPRN_SPRG3 1154 1155#define GET_PACA(rX) \ 1156 BEGIN_FTR_SECTION_NESTED(66); \ 1157 mfspr rX,SPRN_SPRG_PACA; \ 1158 FTR_SECTION_ELSE_NESTED(66); \ 1159 mfspr rX,SPRN_SPRG_HPACA; \ 1160 ALT_FTR_SECTION_END_NESTED_IFCLR(CPU_FTR_HVMODE, 66) 1161 1162#define SET_PACA(rX) \ 1163 BEGIN_FTR_SECTION_NESTED(66); \ 1164 mtspr SPRN_SPRG_PACA,rX; \ 1165 FTR_SECTION_ELSE_NESTED(66); \ 1166 mtspr SPRN_SPRG_HPACA,rX; \ 1167 ALT_FTR_SECTION_END_NESTED_IFCLR(CPU_FTR_HVMODE, 66) 1168 1169#define GET_SCRATCH0(rX) \ 1170 BEGIN_FTR_SECTION_NESTED(66); \ 1171 mfspr rX,SPRN_SPRG_SCRATCH0; \ 1172 FTR_SECTION_ELSE_NESTED(66); \ 1173 mfspr rX,SPRN_SPRG_HSCRATCH0; \ 1174 ALT_FTR_SECTION_END_NESTED_IFCLR(CPU_FTR_HVMODE, 66) 1175 1176#define SET_SCRATCH0(rX) \ 1177 BEGIN_FTR_SECTION_NESTED(66); \ 1178 mtspr SPRN_SPRG_SCRATCH0,rX; \ 1179 FTR_SECTION_ELSE_NESTED(66); \ 1180 mtspr SPRN_SPRG_HSCRATCH0,rX; \ 1181 ALT_FTR_SECTION_END_NESTED_IFCLR(CPU_FTR_HVMODE, 66) 1182 1183#else /* CONFIG_PPC_BOOK3S_64 */ 1184#define GET_SCRATCH0(rX) mfspr rX,SPRN_SPRG_SCRATCH0 1185#define SET_SCRATCH0(rX) mtspr SPRN_SPRG_SCRATCH0,rX 1186 1187#endif 1188 1189#ifdef CONFIG_PPC_BOOK3E_64 1190#define SPRN_SPRG_MC_SCRATCH SPRN_SPRG8 1191#define SPRN_SPRG_CRIT_SCRATCH SPRN_SPRG3 1192#define SPRN_SPRG_DBG_SCRATCH SPRN_SPRG9 1193#define SPRN_SPRG_TLB_EXFRAME SPRN_SPRG2 1194#define SPRN_SPRG_TLB_SCRATCH SPRN_SPRG6 1195#define SPRN_SPRG_GEN_SCRATCH SPRN_SPRG0 1196#define SPRN_SPRG_GDBELL_SCRATCH SPRN_SPRG_GEN_SCRATCH 1197#define SPRN_SPRG_VDSO_READ SPRN_USPRG7 1198#define SPRN_SPRG_VDSO_WRITE SPRN_SPRG7 1199 1200#define SET_PACA(rX) mtspr SPRN_SPRG_PACA,rX 1201#define GET_PACA(rX) mfspr rX,SPRN_SPRG_PACA 1202 1203#endif 1204 1205#ifdef CONFIG_PPC_BOOK3S_32 1206#define SPRN_SPRG_SCRATCH0 SPRN_SPRG0 1207#define SPRN_SPRG_SCRATCH1 SPRN_SPRG1 1208#define SPRN_SPRG_PGDIR SPRN_SPRG2 1209#define SPRN_SPRG_603_LRU SPRN_SPRG4 1210#endif 1211 1212#ifdef CONFIG_40x 1213#define SPRN_SPRG_SCRATCH0 SPRN_SPRG0 1214#define SPRN_SPRG_SCRATCH1 SPRN_SPRG1 1215#define SPRN_SPRG_SCRATCH2 SPRN_SPRG2 1216#define SPRN_SPRG_SCRATCH3 SPRN_SPRG4 1217#define SPRN_SPRG_SCRATCH4 SPRN_SPRG5 1218#define SPRN_SPRG_SCRATCH5 SPRN_SPRG6 1219#define SPRN_SPRG_SCRATCH6 SPRN_SPRG7 1220#endif 1221 1222#ifdef CONFIG_BOOKE 1223#define SPRN_SPRG_RSCRATCH0 SPRN_SPRG0 1224#define SPRN_SPRG_WSCRATCH0 SPRN_SPRG0 1225#define SPRN_SPRG_RSCRATCH1 SPRN_SPRG1 1226#define SPRN_SPRG_WSCRATCH1 SPRN_SPRG1 1227#define SPRN_SPRG_RSCRATCH_CRIT SPRN_SPRG2 1228#define SPRN_SPRG_WSCRATCH_CRIT SPRN_SPRG2 1229#define SPRN_SPRG_RSCRATCH2 SPRN_SPRG4R 1230#define SPRN_SPRG_WSCRATCH2 SPRN_SPRG4W 1231#define SPRN_SPRG_RSCRATCH3 SPRN_SPRG5R 1232#define SPRN_SPRG_WSCRATCH3 SPRN_SPRG5W 1233#define SPRN_SPRG_RSCRATCH_MC SPRN_SPRG1 1234#define SPRN_SPRG_WSCRATCH_MC SPRN_SPRG1 1235#define SPRN_SPRG_RSCRATCH4 SPRN_SPRG7R 1236#define SPRN_SPRG_WSCRATCH4 SPRN_SPRG7W 1237#ifdef CONFIG_E200 1238#define SPRN_SPRG_RSCRATCH_DBG SPRN_SPRG6R 1239#define SPRN_SPRG_WSCRATCH_DBG SPRN_SPRG6W 1240#else 1241#define SPRN_SPRG_RSCRATCH_DBG SPRN_SPRG9 1242#define SPRN_SPRG_WSCRATCH_DBG SPRN_SPRG9 1243#endif 1244#endif 1245 1246#ifdef CONFIG_PPC_8xx 1247#define SPRN_SPRG_SCRATCH0 SPRN_SPRG0 1248#define SPRN_SPRG_SCRATCH1 SPRN_SPRG1 1249#define SPRN_SPRG_SCRATCH2 SPRN_SPRG2 1250#endif 1251 1252 1253 1254/* 1255 * An mtfsf instruction with the L bit set. On CPUs that support this a 1256 * full 64bits of FPSCR is restored and on other CPUs the L bit is ignored. 1257 * 1258 * Until binutils gets the new form of mtfsf, hardwire the instruction. 1259 */ 1260#ifdef CONFIG_PPC64 1261#define MTFSF_L(REG) \ 1262 .long (0xfc00058e | ((0xff) << 17) | ((REG) << 11) | (1 << 25)) 1263#else 1264#define MTFSF_L(REG) mtfsf 0xff, (REG) 1265#endif 1266 1267/* Processor Version Register (PVR) field extraction */ 1268 1269#define PVR_VER(pvr) (((pvr) >> 16) & 0xFFFF) /* Version field */ 1270#define PVR_REV(pvr) (((pvr) >> 0) & 0xFFFF) /* Revison field */ 1271 1272#define pvr_version_is(pvr) (PVR_VER(mfspr(SPRN_PVR)) == (pvr)) 1273 1274/* 1275 * IBM has further subdivided the standard PowerPC 16-bit version and 1276 * revision subfields of the PVR for the PowerPC 403s into the following: 1277 */ 1278 1279#define PVR_FAM(pvr) (((pvr) >> 20) & 0xFFF) /* Family field */ 1280#define PVR_MEM(pvr) (((pvr) >> 16) & 0xF) /* Member field */ 1281#define PVR_CORE(pvr) (((pvr) >> 12) & 0xF) /* Core field */ 1282#define PVR_CFG(pvr) (((pvr) >> 8) & 0xF) /* Configuration field */ 1283#define PVR_MAJ(pvr) (((pvr) >> 4) & 0xF) /* Major revision field */ 1284#define PVR_MIN(pvr) (((pvr) >> 0) & 0xF) /* Minor revision field */ 1285 1286/* Processor Version Numbers */ 1287 1288#define PVR_403GA 0x00200000 1289#define PVR_403GB 0x00200100 1290#define PVR_403GC 0x00200200 1291#define PVR_403GCX 0x00201400 1292#define PVR_405GP 0x40110000 1293#define PVR_476 0x11a52000 1294#define PVR_476FPE 0x7ff50000 1295#define PVR_STB03XXX 0x40310000 1296#define PVR_NP405H 0x41410000 1297#define PVR_NP405L 0x41610000 1298#define PVR_601 0x00010000 1299#define PVR_602 0x00050000 1300#define PVR_603 0x00030000 1301#define PVR_603e 0x00060000 1302#define PVR_603ev 0x00070000 1303#define PVR_603r 0x00071000 1304#define PVR_604 0x00040000 1305#define PVR_604e 0x00090000 1306#define PVR_604r 0x000A0000 1307#define PVR_620 0x00140000 1308#define PVR_740 0x00080000 1309#define PVR_750 PVR_740 1310#define PVR_740P 0x10080000 1311#define PVR_750P PVR_740P 1312#define PVR_7400 0x000C0000 1313#define PVR_7410 0x800C0000 1314#define PVR_7450 0x80000000 1315#define PVR_8540 0x80200000 1316#define PVR_8560 0x80200000 1317#define PVR_VER_E500V1 0x8020 1318#define PVR_VER_E500V2 0x8021 1319#define PVR_VER_E500MC 0x8023 1320#define PVR_VER_E5500 0x8024 1321#define PVR_VER_E6500 0x8040 1322 1323/* 1324 * For the 8xx processors, all of them report the same PVR family for 1325 * the PowerPC core. The various versions of these processors must be 1326 * differentiated by the version number in the Communication Processor 1327 * Module (CPM). 1328 */ 1329#define PVR_8xx 0x00500000 1330 1331#define PVR_8240 0x00810100 1332#define PVR_8245 0x80811014 1333#define PVR_8260 PVR_8240 1334 1335/* 476 Simulator seems to currently have the PVR of the 602... */ 1336#define PVR_476_ISS 0x00052000 1337 1338/* 64-bit processors */ 1339#define PVR_NORTHSTAR 0x0033 1340#define PVR_PULSAR 0x0034 1341#define PVR_POWER4 0x0035 1342#define PVR_ICESTAR 0x0036 1343#define PVR_SSTAR 0x0037 1344#define PVR_POWER4p 0x0038 1345#define PVR_970 0x0039 1346#define PVR_POWER5 0x003A 1347#define PVR_POWER5p 0x003B 1348#define PVR_970FX 0x003C 1349#define PVR_POWER6 0x003E 1350#define PVR_POWER7 0x003F 1351#define PVR_630 0x0040 1352#define PVR_630p 0x0041 1353#define PVR_970MP 0x0044 1354#define PVR_970GX 0x0045 1355#define PVR_POWER7p 0x004A 1356#define PVR_POWER8E 0x004B 1357#define PVR_POWER8NVL 0x004C 1358#define PVR_POWER8 0x004D 1359#define PVR_POWER9 0x004E 1360#define PVR_POWER10 0x0080 1361#define PVR_BE 0x0070 1362#define PVR_PA6T 0x0090 1363 1364/* "Logical" PVR values defined in PAPR, representing architecture levels */ 1365#define PVR_ARCH_204 0x0f000001 1366#define PVR_ARCH_205 0x0f000002 1367#define PVR_ARCH_206 0x0f000003 1368#define PVR_ARCH_206p 0x0f100003 1369#define PVR_ARCH_207 0x0f000004 1370#define PVR_ARCH_300 0x0f000005 1371#define PVR_ARCH_31 0x0f000006 1372 1373/* Macros for setting and retrieving special purpose registers */ 1374#ifndef __ASSEMBLY__ 1375#define mfmsr() ({unsigned long rval; \ 1376 asm volatile("mfmsr %0" : "=r" (rval) : \ 1377 : "memory"); rval;}) 1378#ifdef CONFIG_PPC_BOOK3S_64 1379#define __mtmsrd(v, l) asm volatile("mtmsrd %0," __stringify(l) \ 1380 : : "r" (v) : "memory") 1381#define mtmsr(v) __mtmsrd((v), 0) 1382#define __MTMSR "mtmsrd" 1383#else 1384#define mtmsr(v) asm volatile("mtmsr %0" : \ 1385 : "r" ((unsigned long)(v)) \ 1386 : "memory") 1387#define __MTMSR "mtmsr" 1388#endif 1389 1390static inline void mtmsr_isync(unsigned long val) 1391{ 1392 asm volatile(__MTMSR " %0; " ASM_FTR_IFCLR("isync", "nop", %1) : : 1393 "r" (val), "i" (CPU_FTR_ARCH_206) : "memory"); 1394} 1395 1396#define mfspr(rn) ({unsigned long rval; \ 1397 asm volatile("mfspr %0," __stringify(rn) \ 1398 : "=r" (rval)); rval;}) 1399#ifndef mtspr 1400#define mtspr(rn, v) asm volatile("mtspr " __stringify(rn) ",%0" : \ 1401 : "r" ((unsigned long)(v)) \ 1402 : "memory") 1403#endif 1404#define wrtspr(rn) asm volatile("mtspr " __stringify(rn) ",0" : \ 1405 : : "memory") 1406 1407static inline void wrtee(unsigned long val) 1408{ 1409 if (__builtin_constant_p(val)) 1410 asm volatile("wrteei %0" : : "i" ((val & MSR_EE) ? 1 : 0) : "memory"); 1411 else 1412 asm volatile("wrtee %0" : : "r" (val) : "memory"); 1413} 1414 1415extern unsigned long msr_check_and_set(unsigned long bits); 1416extern bool strict_msr_control; 1417extern void __msr_check_and_clear(unsigned long bits); 1418static inline void msr_check_and_clear(unsigned long bits) 1419{ 1420 if (strict_msr_control) 1421 __msr_check_and_clear(bits); 1422} 1423 1424#if defined(CONFIG_PPC_CELL) || defined(CONFIG_E500) 1425#define mftb() ({unsigned long rval; \ 1426 asm volatile( \ 1427 "90: mfspr %0, %2;\n" \ 1428 ASM_FTR_IFSET( \ 1429 "97: cmpwi %0,0;\n" \ 1430 " beq- 90b;\n", "", %1) \ 1431 : "=r" (rval) \ 1432 : "i" (CPU_FTR_CELL_TB_BUG), "i" (SPRN_TBRL) : "cr0"); \ 1433 rval;}) 1434#elif defined(CONFIG_PPC_8xx) 1435#define mftb() ({unsigned long rval; \ 1436 asm volatile("mftbl %0" : "=r" (rval)); rval;}) 1437#else 1438#define mftb() ({unsigned long rval; \ 1439 asm volatile("mfspr %0, %1" : \ 1440 "=r" (rval) : "i" (SPRN_TBRL)); rval;}) 1441#endif /* !CONFIG_PPC_CELL */ 1442 1443#if defined(CONFIG_PPC_8xx) 1444#define mftbu() ({unsigned long rval; \ 1445 asm volatile("mftbu %0" : "=r" (rval)); rval;}) 1446#else 1447#define mftbu() ({unsigned long rval; \ 1448 asm volatile("mfspr %0, %1" : "=r" (rval) : \ 1449 "i" (SPRN_TBRU)); rval;}) 1450#endif 1451 1452#define mttbl(v) asm volatile("mttbl %0":: "r"(v)) 1453#define mttbu(v) asm volatile("mttbu %0":: "r"(v)) 1454 1455#ifdef CONFIG_PPC32 1456#define mfsrin(v) ({unsigned int rval; \ 1457 asm volatile("mfsrin %0,%1" : "=r" (rval) : "r" (v)); \ 1458 rval;}) 1459 1460static inline void mtsrin(u32 val, u32 idx) 1461{ 1462 asm volatile("mtsrin %0, %1" : : "r" (val), "r" (idx)); 1463} 1464#endif 1465 1466#define proc_trap() asm volatile("trap") 1467 1468extern unsigned long current_stack_frame(void); 1469 1470register unsigned long current_stack_pointer asm("r1"); 1471 1472extern unsigned long scom970_read(unsigned int address); 1473extern void scom970_write(unsigned int address, unsigned long value); 1474 1475struct pt_regs; 1476 1477extern void ppc_save_regs(struct pt_regs *regs); 1478 1479static inline void update_power8_hid0(unsigned long hid0) 1480{ 1481 /* 1482 * The HID0 update on Power8 should at the very least be 1483 * preceded by a SYNC instruction followed by an ISYNC 1484 * instruction 1485 */ 1486 asm volatile("sync; mtspr %0,%1; isync":: "i"(SPRN_HID0), "r"(hid0)); 1487} 1488#endif /* __ASSEMBLY__ */ 1489#endif /* __KERNEL__ */ 1490#endif /* _ASM_POWERPC_REG_H */ 1491