kvm.h (24887B)
1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 /* 3 * This program is free software; you can redistribute it and/or modify 4 * it under the terms of the GNU General Public License, version 2, as 5 * published by the Free Software Foundation. 6 * 7 * This program is distributed in the hope that it will be useful, 8 * but WITHOUT ANY WARRANTY; without even the implied warranty of 9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 10 * GNU General Public License for more details. 11 * 12 * You should have received a copy of the GNU General Public License 13 * along with this program; if not, write to the Free Software 14 * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 15 * 16 * Copyright IBM Corp. 2007 17 * 18 * Authors: Hollis Blanchard <hollisb@us.ibm.com> 19 */ 20 21 #ifndef __LINUX_KVM_POWERPC_H 22 #define __LINUX_KVM_POWERPC_H 23 24 #include <linux/types.h> 25 26 /* Select powerpc specific features in <linux/kvm.h> */ 27 #define __KVM_HAVE_SPAPR_TCE 28 #define __KVM_HAVE_PPC_SMT 29 #define __KVM_HAVE_IRQCHIP 30 #define __KVM_HAVE_IRQ_LINE 31 #define __KVM_HAVE_GUEST_DEBUG 32 33 /* Not always available, but if it is, this is the correct offset. */ 34 #define KVM_COALESCED_MMIO_PAGE_OFFSET 1 35 36 struct kvm_regs { 37 __u64 pc; 38 __u64 cr; 39 __u64 ctr; 40 __u64 lr; 41 __u64 xer; 42 __u64 msr; 43 __u64 srr0; 44 __u64 srr1; 45 __u64 pid; 46 47 __u64 sprg0; 48 __u64 sprg1; 49 __u64 sprg2; 50 __u64 sprg3; 51 __u64 sprg4; 52 __u64 sprg5; 53 __u64 sprg6; 54 __u64 sprg7; 55 56 __u64 gpr[32]; 57 }; 58 59 #define KVM_SREGS_E_IMPL_NONE 0 60 #define KVM_SREGS_E_IMPL_FSL 1 61 62 #define KVM_SREGS_E_FSL_PIDn (1 << 0) /* PID1/PID2 */ 63 64 /* flags for kvm_run.flags */ 65 #define KVM_RUN_PPC_NMI_DISP_MASK (3 << 0) 66 #define KVM_RUN_PPC_NMI_DISP_FULLY_RECOV (1 << 0) 67 #define KVM_RUN_PPC_NMI_DISP_LIMITED_RECOV (2 << 0) 68 #define KVM_RUN_PPC_NMI_DISP_NOT_RECOV (3 << 0) 69 70 /* 71 * Feature bits indicate which sections of the sregs struct are valid, 72 * both in KVM_GET_SREGS and KVM_SET_SREGS. On KVM_SET_SREGS, registers 73 * corresponding to unset feature bits will not be modified. This allows 74 * restoring a checkpoint made without that feature, while keeping the 75 * default values of the new registers. 76 * 77 * KVM_SREGS_E_BASE contains: 78 * CSRR0/1 (refers to SRR2/3 on 40x) 79 * ESR 80 * DEAR 81 * MCSR 82 * TSR 83 * TCR 84 * DEC 85 * TB 86 * VRSAVE (USPRG0) 87 */ 88 #define KVM_SREGS_E_BASE (1 << 0) 89 90 /* 91 * KVM_SREGS_E_ARCH206 contains: 92 * 93 * PIR 94 * MCSRR0/1 95 * DECAR 96 * IVPR 97 */ 98 #define KVM_SREGS_E_ARCH206 (1 << 1) 99 100 /* 101 * Contains EPCR, plus the upper half of 64-bit registers 102 * that are 32-bit on 32-bit implementations. 103 */ 104 #define KVM_SREGS_E_64 (1 << 2) 105 106 #define KVM_SREGS_E_SPRG8 (1 << 3) 107 #define KVM_SREGS_E_MCIVPR (1 << 4) 108 109 /* 110 * IVORs are used -- contains IVOR0-15, plus additional IVORs 111 * in combination with an appropriate feature bit. 112 */ 113 #define KVM_SREGS_E_IVOR (1 << 5) 114 115 /* 116 * Contains MAS0-4, MAS6-7, TLBnCFG, MMUCFG. 117 * Also TLBnPS if MMUCFG[MAVN] = 1. 118 */ 119 #define KVM_SREGS_E_ARCH206_MMU (1 << 6) 120 121 /* DBSR, DBCR, IAC, DAC, DVC */ 122 #define KVM_SREGS_E_DEBUG (1 << 7) 123 124 /* Enhanced debug -- DSRR0/1, SPRG9 */ 125 #define KVM_SREGS_E_ED (1 << 8) 126 127 /* Embedded Floating Point (SPE) -- IVOR32-34 if KVM_SREGS_E_IVOR */ 128 #define KVM_SREGS_E_SPE (1 << 9) 129 130 /* 131 * DEPRECATED! USE ONE_REG FOR THIS ONE! 132 * External Proxy (EXP) -- EPR 133 */ 134 #define KVM_SREGS_EXP (1 << 10) 135 136 /* External PID (E.PD) -- EPSC/EPLC */ 137 #define KVM_SREGS_E_PD (1 << 11) 138 139 /* Processor Control (E.PC) -- IVOR36-37 if KVM_SREGS_E_IVOR */ 140 #define KVM_SREGS_E_PC (1 << 12) 141 142 /* Page table (E.PT) -- EPTCFG */ 143 #define KVM_SREGS_E_PT (1 << 13) 144 145 /* Embedded Performance Monitor (E.PM) -- IVOR35 if KVM_SREGS_E_IVOR */ 146 #define KVM_SREGS_E_PM (1 << 14) 147 148 /* 149 * Special updates: 150 * 151 * Some registers may change even while a vcpu is not running. 152 * To avoid losing these changes, by default these registers are 153 * not updated by KVM_SET_SREGS. To force an update, set the bit 154 * in u.e.update_special corresponding to the register to be updated. 155 * 156 * The update_special field is zero on return from KVM_GET_SREGS. 157 * 158 * When restoring a checkpoint, the caller can set update_special 159 * to 0xffffffff to ensure that everything is restored, even new features 160 * that the caller doesn't know about. 161 */ 162 #define KVM_SREGS_E_UPDATE_MCSR (1 << 0) 163 #define KVM_SREGS_E_UPDATE_TSR (1 << 1) 164 #define KVM_SREGS_E_UPDATE_DEC (1 << 2) 165 #define KVM_SREGS_E_UPDATE_DBSR (1 << 3) 166 167 /* 168 * In KVM_SET_SREGS, reserved/pad fields must be left untouched from a 169 * previous KVM_GET_REGS. 170 * 171 * Unless otherwise indicated, setting any register with KVM_SET_SREGS 172 * directly sets its value. It does not trigger any special semantics such 173 * as write-one-to-clear. Calling KVM_SET_SREGS on an unmodified struct 174 * just received from KVM_GET_SREGS is always a no-op. 175 */ 176 struct kvm_sregs { 177 __u32 pvr; 178 union { 179 struct { 180 __u64 sdr1; 181 struct { 182 struct { 183 __u64 slbe; 184 __u64 slbv; 185 } slb[64]; 186 } ppc64; 187 struct { 188 __u32 sr[16]; 189 __u64 ibat[8]; 190 __u64 dbat[8]; 191 } ppc32; 192 } s; 193 struct { 194 union { 195 struct { /* KVM_SREGS_E_IMPL_FSL */ 196 __u32 features; /* KVM_SREGS_E_FSL_ */ 197 __u32 svr; 198 __u64 mcar; 199 __u32 hid0; 200 201 /* KVM_SREGS_E_FSL_PIDn */ 202 __u32 pid1, pid2; 203 } fsl; 204 __u8 pad[256]; 205 } impl; 206 207 __u32 features; /* KVM_SREGS_E_ */ 208 __u32 impl_id; /* KVM_SREGS_E_IMPL_ */ 209 __u32 update_special; /* KVM_SREGS_E_UPDATE_ */ 210 __u32 pir; /* read-only */ 211 __u64 sprg8; 212 __u64 sprg9; /* E.ED */ 213 __u64 csrr0; 214 __u64 dsrr0; /* E.ED */ 215 __u64 mcsrr0; 216 __u32 csrr1; 217 __u32 dsrr1; /* E.ED */ 218 __u32 mcsrr1; 219 __u32 esr; 220 __u64 dear; 221 __u64 ivpr; 222 __u64 mcivpr; 223 __u64 mcsr; /* KVM_SREGS_E_UPDATE_MCSR */ 224 225 __u32 tsr; /* KVM_SREGS_E_UPDATE_TSR */ 226 __u32 tcr; 227 __u32 decar; 228 __u32 dec; /* KVM_SREGS_E_UPDATE_DEC */ 229 230 /* 231 * Userspace can read TB directly, but the 232 * value reported here is consistent with "dec". 233 * 234 * Read-only. 235 */ 236 __u64 tb; 237 238 __u32 dbsr; /* KVM_SREGS_E_UPDATE_DBSR */ 239 __u32 dbcr[3]; 240 /* 241 * iac/dac registers are 64bit wide, while this API 242 * interface provides only lower 32 bits on 64 bit 243 * processors. ONE_REG interface is added for 64bit 244 * iac/dac registers. 245 */ 246 __u32 iac[4]; 247 __u32 dac[2]; 248 __u32 dvc[2]; 249 __u8 num_iac; /* read-only */ 250 __u8 num_dac; /* read-only */ 251 __u8 num_dvc; /* read-only */ 252 __u8 pad; 253 254 __u32 epr; /* EXP */ 255 __u32 vrsave; /* a.k.a. USPRG0 */ 256 __u32 epcr; /* KVM_SREGS_E_64 */ 257 258 __u32 mas0; 259 __u32 mas1; 260 __u64 mas2; 261 __u64 mas7_3; 262 __u32 mas4; 263 __u32 mas6; 264 265 __u32 ivor_low[16]; /* IVOR0-15 */ 266 __u32 ivor_high[18]; /* IVOR32+, plus room to expand */ 267 268 __u32 mmucfg; /* read-only */ 269 __u32 eptcfg; /* E.PT, read-only */ 270 __u32 tlbcfg[4];/* read-only */ 271 __u32 tlbps[4]; /* read-only */ 272 273 __u32 eplc, epsc; /* E.PD */ 274 } e; 275 __u8 pad[1020]; 276 } u; 277 }; 278 279 struct kvm_fpu { 280 __u64 fpr[32]; 281 }; 282 283 /* 284 * Defines for h/w breakpoint, watchpoint (read, write or both) and 285 * software breakpoint. 286 * These are used as "type" in KVM_SET_GUEST_DEBUG ioctl and "status" 287 * for KVM_DEBUG_EXIT. 288 */ 289 #define KVMPPC_DEBUG_NONE 0x0 290 #define KVMPPC_DEBUG_BREAKPOINT (1UL << 1) 291 #define KVMPPC_DEBUG_WATCH_WRITE (1UL << 2) 292 #define KVMPPC_DEBUG_WATCH_READ (1UL << 3) 293 struct kvm_debug_exit_arch { 294 __u64 address; 295 /* 296 * exiting to userspace because of h/w breakpoint, watchpoint 297 * (read, write or both) and software breakpoint. 298 */ 299 __u32 status; 300 __u32 reserved; 301 }; 302 303 /* for KVM_SET_GUEST_DEBUG */ 304 struct kvm_guest_debug_arch { 305 struct { 306 /* H/W breakpoint/watchpoint address */ 307 __u64 addr; 308 /* 309 * Type denotes h/w breakpoint, read watchpoint, write 310 * watchpoint or watchpoint (both read and write). 311 */ 312 __u32 type; 313 __u32 reserved; 314 } bp[16]; 315 }; 316 317 /* Debug related defines */ 318 /* 319 * kvm_guest_debug->control is a 32 bit field. The lower 16 bits are generic 320 * and upper 16 bits are architecture specific. Architecture specific defines 321 * that ioctl is for setting hardware breakpoint or software breakpoint. 322 */ 323 #define KVM_GUESTDBG_USE_SW_BP 0x00010000 324 #define KVM_GUESTDBG_USE_HW_BP 0x00020000 325 326 /* definition of registers in kvm_run */ 327 struct kvm_sync_regs { 328 }; 329 330 #define KVM_INTERRUPT_SET -1U 331 #define KVM_INTERRUPT_UNSET -2U 332 #define KVM_INTERRUPT_SET_LEVEL -3U 333 334 #define KVM_CPU_440 1 335 #define KVM_CPU_E500V2 2 336 #define KVM_CPU_3S_32 3 337 #define KVM_CPU_3S_64 4 338 #define KVM_CPU_E500MC 5 339 340 /* for KVM_CAP_SPAPR_TCE */ 341 struct kvm_create_spapr_tce { 342 __u64 liobn; 343 __u32 window_size; 344 }; 345 346 /* for KVM_CAP_SPAPR_TCE_64 */ 347 struct kvm_create_spapr_tce_64 { 348 __u64 liobn; 349 __u32 page_shift; 350 __u32 flags; 351 __u64 offset; /* in pages */ 352 __u64 size; /* in pages */ 353 }; 354 355 /* for KVM_ALLOCATE_RMA */ 356 struct kvm_allocate_rma { 357 __u64 rma_size; 358 }; 359 360 /* for KVM_CAP_PPC_RTAS */ 361 struct kvm_rtas_token_args { 362 char name[120]; 363 __u64 token; /* Use a token of 0 to undefine a mapping */ 364 }; 365 366 struct kvm_book3e_206_tlb_entry { 367 __u32 mas8; 368 __u32 mas1; 369 __u64 mas2; 370 __u64 mas7_3; 371 }; 372 373 struct kvm_book3e_206_tlb_params { 374 /* 375 * For mmu types KVM_MMU_FSL_BOOKE_NOHV and KVM_MMU_FSL_BOOKE_HV: 376 * 377 * - The number of ways of TLB0 must be a power of two between 2 and 378 * 16. 379 * - TLB1 must be fully associative. 380 * - The size of TLB0 must be a multiple of the number of ways, and 381 * the number of sets must be a power of two. 382 * - The size of TLB1 may not exceed 64 entries. 383 * - TLB0 supports 4 KiB pages. 384 * - The page sizes supported by TLB1 are as indicated by 385 * TLB1CFG (if MMUCFG[MAVN] = 0) or TLB1PS (if MMUCFG[MAVN] = 1) 386 * as returned by KVM_GET_SREGS. 387 * - TLB2 and TLB3 are reserved, and their entries in tlb_sizes[] 388 * and tlb_ways[] must be zero. 389 * 390 * tlb_ways[n] = tlb_sizes[n] means the array is fully associative. 391 * 392 * KVM will adjust TLBnCFG based on the sizes configured here, 393 * though arrays greater than 2048 entries will have TLBnCFG[NENTRY] 394 * set to zero. 395 */ 396 __u32 tlb_sizes[4]; 397 __u32 tlb_ways[4]; 398 __u32 reserved[8]; 399 }; 400 401 /* For KVM_PPC_GET_HTAB_FD */ 402 struct kvm_get_htab_fd { 403 __u64 flags; 404 __u64 start_index; 405 __u64 reserved[2]; 406 }; 407 408 /* Values for kvm_get_htab_fd.flags */ 409 #define KVM_GET_HTAB_BOLTED_ONLY ((__u64)0x1) 410 #define KVM_GET_HTAB_WRITE ((__u64)0x2) 411 412 /* 413 * Data read on the file descriptor is formatted as a series of 414 * records, each consisting of a header followed by a series of 415 * `n_valid' HPTEs (16 bytes each), which are all valid. Following 416 * those valid HPTEs there are `n_invalid' invalid HPTEs, which 417 * are not represented explicitly in the stream. The same format 418 * is used for writing. 419 */ 420 struct kvm_get_htab_header { 421 __u32 index; 422 __u16 n_valid; 423 __u16 n_invalid; 424 }; 425 426 /* For KVM_PPC_CONFIGURE_V3_MMU */ 427 struct kvm_ppc_mmuv3_cfg { 428 __u64 flags; 429 __u64 process_table; /* second doubleword of partition table entry */ 430 }; 431 432 /* Flag values for KVM_PPC_CONFIGURE_V3_MMU */ 433 #define KVM_PPC_MMUV3_RADIX 1 /* 1 = radix mode, 0 = HPT */ 434 #define KVM_PPC_MMUV3_GTSE 2 /* global translation shootdown enb. */ 435 436 /* For KVM_PPC_GET_RMMU_INFO */ 437 struct kvm_ppc_rmmu_info { 438 struct kvm_ppc_radix_geom { 439 __u8 page_shift; 440 __u8 level_bits[4]; 441 __u8 pad[3]; 442 } geometries[8]; 443 __u32 ap_encodings[8]; 444 }; 445 446 /* For KVM_PPC_GET_CPU_CHAR */ 447 struct kvm_ppc_cpu_char { 448 __u64 character; /* characteristics of the CPU */ 449 __u64 behaviour; /* recommended software behaviour */ 450 __u64 character_mask; /* valid bits in character */ 451 __u64 behaviour_mask; /* valid bits in behaviour */ 452 }; 453 454 /* 455 * Values for character and character_mask. 456 * These are identical to the values used by H_GET_CPU_CHARACTERISTICS. 457 */ 458 #define KVM_PPC_CPU_CHAR_SPEC_BAR_ORI31 (1ULL << 63) 459 #define KVM_PPC_CPU_CHAR_BCCTRL_SERIALISED (1ULL << 62) 460 #define KVM_PPC_CPU_CHAR_L1D_FLUSH_ORI30 (1ULL << 61) 461 #define KVM_PPC_CPU_CHAR_L1D_FLUSH_TRIG2 (1ULL << 60) 462 #define KVM_PPC_CPU_CHAR_L1D_THREAD_PRIV (1ULL << 59) 463 #define KVM_PPC_CPU_CHAR_BR_HINT_HONOURED (1ULL << 58) 464 #define KVM_PPC_CPU_CHAR_MTTRIG_THR_RECONF (1ULL << 57) 465 #define KVM_PPC_CPU_CHAR_COUNT_CACHE_DIS (1ULL << 56) 466 #define KVM_PPC_CPU_CHAR_BCCTR_FLUSH_ASSIST (1ull << 54) 467 468 #define KVM_PPC_CPU_BEHAV_FAVOUR_SECURITY (1ULL << 63) 469 #define KVM_PPC_CPU_BEHAV_L1D_FLUSH_PR (1ULL << 62) 470 #define KVM_PPC_CPU_BEHAV_BNDS_CHK_SPEC_BAR (1ULL << 61) 471 #define KVM_PPC_CPU_BEHAV_FLUSH_COUNT_CACHE (1ull << 58) 472 473 /* Per-vcpu XICS interrupt controller state */ 474 #define KVM_REG_PPC_ICP_STATE (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x8c) 475 476 #define KVM_REG_PPC_ICP_CPPR_SHIFT 56 /* current proc priority */ 477 #define KVM_REG_PPC_ICP_CPPR_MASK 0xff 478 #define KVM_REG_PPC_ICP_XISR_SHIFT 32 /* interrupt status field */ 479 #define KVM_REG_PPC_ICP_XISR_MASK 0xffffff 480 #define KVM_REG_PPC_ICP_MFRR_SHIFT 24 /* pending IPI priority */ 481 #define KVM_REG_PPC_ICP_MFRR_MASK 0xff 482 #define KVM_REG_PPC_ICP_PPRI_SHIFT 16 /* pending irq priority */ 483 #define KVM_REG_PPC_ICP_PPRI_MASK 0xff 484 485 #define KVM_REG_PPC_VP_STATE (KVM_REG_PPC | KVM_REG_SIZE_U128 | 0x8d) 486 487 /* Device control API: PPC-specific devices */ 488 #define KVM_DEV_MPIC_GRP_MISC 1 489 #define KVM_DEV_MPIC_BASE_ADDR 0 /* 64-bit */ 490 491 #define KVM_DEV_MPIC_GRP_REGISTER 2 /* 32-bit */ 492 #define KVM_DEV_MPIC_GRP_IRQ_ACTIVE 3 /* 32-bit */ 493 494 /* One-Reg API: PPC-specific registers */ 495 #define KVM_REG_PPC_HIOR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x1) 496 #define KVM_REG_PPC_IAC1 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x2) 497 #define KVM_REG_PPC_IAC2 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x3) 498 #define KVM_REG_PPC_IAC3 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x4) 499 #define KVM_REG_PPC_IAC4 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x5) 500 #define KVM_REG_PPC_DAC1 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x6) 501 #define KVM_REG_PPC_DAC2 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x7) 502 #define KVM_REG_PPC_DABR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x8) 503 #define KVM_REG_PPC_DSCR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x9) 504 #define KVM_REG_PPC_PURR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xa) 505 #define KVM_REG_PPC_SPURR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xb) 506 #define KVM_REG_PPC_DAR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xc) 507 #define KVM_REG_PPC_DSISR (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xd) 508 #define KVM_REG_PPC_AMR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xe) 509 #define KVM_REG_PPC_UAMOR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xf) 510 511 #define KVM_REG_PPC_MMCR0 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x10) 512 #define KVM_REG_PPC_MMCR1 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x11) 513 #define KVM_REG_PPC_MMCRA (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x12) 514 #define KVM_REG_PPC_MMCR2 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x13) 515 #define KVM_REG_PPC_MMCRS (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x14) 516 #define KVM_REG_PPC_SIAR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x15) 517 #define KVM_REG_PPC_SDAR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x16) 518 #define KVM_REG_PPC_SIER (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x17) 519 520 #define KVM_REG_PPC_PMC1 (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x18) 521 #define KVM_REG_PPC_PMC2 (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x19) 522 #define KVM_REG_PPC_PMC3 (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x1a) 523 #define KVM_REG_PPC_PMC4 (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x1b) 524 #define KVM_REG_PPC_PMC5 (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x1c) 525 #define KVM_REG_PPC_PMC6 (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x1d) 526 #define KVM_REG_PPC_PMC7 (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x1e) 527 #define KVM_REG_PPC_PMC8 (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x1f) 528 529 /* 32 floating-point registers */ 530 #define KVM_REG_PPC_FPR0 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x20) 531 #define KVM_REG_PPC_FPR(n) (KVM_REG_PPC_FPR0 + (n)) 532 #define KVM_REG_PPC_FPR31 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x3f) 533 534 /* 32 VMX/Altivec vector registers */ 535 #define KVM_REG_PPC_VR0 (KVM_REG_PPC | KVM_REG_SIZE_U128 | 0x40) 536 #define KVM_REG_PPC_VR(n) (KVM_REG_PPC_VR0 + (n)) 537 #define KVM_REG_PPC_VR31 (KVM_REG_PPC | KVM_REG_SIZE_U128 | 0x5f) 538 539 /* 32 double-width FP registers for VSX */ 540 /* High-order halves overlap with FP regs */ 541 #define KVM_REG_PPC_VSR0 (KVM_REG_PPC | KVM_REG_SIZE_U128 | 0x60) 542 #define KVM_REG_PPC_VSR(n) (KVM_REG_PPC_VSR0 + (n)) 543 #define KVM_REG_PPC_VSR31 (KVM_REG_PPC | KVM_REG_SIZE_U128 | 0x7f) 544 545 /* FP and vector status/control registers */ 546 #define KVM_REG_PPC_FPSCR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x80) 547 /* 548 * VSCR register is documented as a 32-bit register in the ISA, but it can 549 * only be accesses via a vector register. Expose VSCR as a 32-bit register 550 * even though the kernel represents it as a 128-bit vector. 551 */ 552 #define KVM_REG_PPC_VSCR (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x81) 553 554 /* Virtual processor areas */ 555 /* For SLB & DTL, address in high (first) half, length in low half */ 556 #define KVM_REG_PPC_VPA_ADDR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x82) 557 #define KVM_REG_PPC_VPA_SLB (KVM_REG_PPC | KVM_REG_SIZE_U128 | 0x83) 558 #define KVM_REG_PPC_VPA_DTL (KVM_REG_PPC | KVM_REG_SIZE_U128 | 0x84) 559 560 #define KVM_REG_PPC_EPCR (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x85) 561 #define KVM_REG_PPC_EPR (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x86) 562 563 /* Timer Status Register OR/CLEAR interface */ 564 #define KVM_REG_PPC_OR_TSR (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x87) 565 #define KVM_REG_PPC_CLEAR_TSR (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x88) 566 #define KVM_REG_PPC_TCR (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x89) 567 #define KVM_REG_PPC_TSR (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x8a) 568 569 /* Debugging: Special instruction for software breakpoint */ 570 #define KVM_REG_PPC_DEBUG_INST (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x8b) 571 572 /* MMU registers */ 573 #define KVM_REG_PPC_MAS0 (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x8c) 574 #define KVM_REG_PPC_MAS1 (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x8d) 575 #define KVM_REG_PPC_MAS2 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x8e) 576 #define KVM_REG_PPC_MAS7_3 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x8f) 577 #define KVM_REG_PPC_MAS4 (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x90) 578 #define KVM_REG_PPC_MAS6 (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x91) 579 #define KVM_REG_PPC_MMUCFG (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x92) 580 /* 581 * TLBnCFG fields TLBnCFG_N_ENTRY and TLBnCFG_ASSOC can be changed only using 582 * KVM_CAP_SW_TLB ioctl 583 */ 584 #define KVM_REG_PPC_TLB0CFG (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x93) 585 #define KVM_REG_PPC_TLB1CFG (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x94) 586 #define KVM_REG_PPC_TLB2CFG (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x95) 587 #define KVM_REG_PPC_TLB3CFG (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x96) 588 #define KVM_REG_PPC_TLB0PS (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x97) 589 #define KVM_REG_PPC_TLB1PS (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x98) 590 #define KVM_REG_PPC_TLB2PS (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x99) 591 #define KVM_REG_PPC_TLB3PS (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x9a) 592 #define KVM_REG_PPC_EPTCFG (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x9b) 593 594 /* Timebase offset */ 595 #define KVM_REG_PPC_TB_OFFSET (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x9c) 596 597 /* POWER8 registers */ 598 #define KVM_REG_PPC_SPMC1 (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x9d) 599 #define KVM_REG_PPC_SPMC2 (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x9e) 600 #define KVM_REG_PPC_IAMR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x9f) 601 #define KVM_REG_PPC_TFHAR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xa0) 602 #define KVM_REG_PPC_TFIAR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xa1) 603 #define KVM_REG_PPC_TEXASR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xa2) 604 #define KVM_REG_PPC_FSCR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xa3) 605 #define KVM_REG_PPC_PSPB (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xa4) 606 #define KVM_REG_PPC_EBBHR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xa5) 607 #define KVM_REG_PPC_EBBRR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xa6) 608 #define KVM_REG_PPC_BESCR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xa7) 609 #define KVM_REG_PPC_TAR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xa8) 610 #define KVM_REG_PPC_DPDES (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xa9) 611 #define KVM_REG_PPC_DAWR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xaa) 612 #define KVM_REG_PPC_DAWRX (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xab) 613 #define KVM_REG_PPC_CIABR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xac) 614 #define KVM_REG_PPC_IC (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xad) 615 #define KVM_REG_PPC_VTB (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xae) 616 #define KVM_REG_PPC_CSIGR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xaf) 617 #define KVM_REG_PPC_TACR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xb0) 618 #define KVM_REG_PPC_TCSCR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xb1) 619 #define KVM_REG_PPC_PID (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xb2) 620 #define KVM_REG_PPC_ACOP (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xb3) 621 622 #define KVM_REG_PPC_VRSAVE (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xb4) 623 #define KVM_REG_PPC_LPCR (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xb5) 624 #define KVM_REG_PPC_LPCR_64 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xb5) 625 #define KVM_REG_PPC_PPR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xb6) 626 627 /* Architecture compatibility level */ 628 #define KVM_REG_PPC_ARCH_COMPAT (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xb7) 629 630 #define KVM_REG_PPC_DABRX (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xb8) 631 #define KVM_REG_PPC_WORT (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xb9) 632 #define KVM_REG_PPC_SPRG9 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xba) 633 #define KVM_REG_PPC_DBSR (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xbb) 634 635 /* POWER9 registers */ 636 #define KVM_REG_PPC_TIDR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xbc) 637 #define KVM_REG_PPC_PSSCR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xbd) 638 639 #define KVM_REG_PPC_DEC_EXPIRY (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xbe) 640 #define KVM_REG_PPC_ONLINE (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xbf) 641 #define KVM_REG_PPC_PTCR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xc0) 642 643 /* POWER10 registers */ 644 #define KVM_REG_PPC_MMCR3 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xc1) 645 #define KVM_REG_PPC_SIER2 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xc2) 646 #define KVM_REG_PPC_SIER3 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xc3) 647 #define KVM_REG_PPC_DAWR1 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xc4) 648 #define KVM_REG_PPC_DAWRX1 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xc5) 649 650 /* Transactional Memory checkpointed state: 651 * This is all GPRs, all VSX regs and a subset of SPRs 652 */ 653 #define KVM_REG_PPC_TM (KVM_REG_PPC | 0x80000000) 654 /* TM GPRs */ 655 #define KVM_REG_PPC_TM_GPR0 (KVM_REG_PPC_TM | KVM_REG_SIZE_U64 | 0) 656 #define KVM_REG_PPC_TM_GPR(n) (KVM_REG_PPC_TM_GPR0 + (n)) 657 #define KVM_REG_PPC_TM_GPR31 (KVM_REG_PPC_TM | KVM_REG_SIZE_U64 | 0x1f) 658 /* TM VSX */ 659 #define KVM_REG_PPC_TM_VSR0 (KVM_REG_PPC_TM | KVM_REG_SIZE_U128 | 0x20) 660 #define KVM_REG_PPC_TM_VSR(n) (KVM_REG_PPC_TM_VSR0 + (n)) 661 #define KVM_REG_PPC_TM_VSR63 (KVM_REG_PPC_TM | KVM_REG_SIZE_U128 | 0x5f) 662 /* TM SPRS */ 663 #define KVM_REG_PPC_TM_CR (KVM_REG_PPC_TM | KVM_REG_SIZE_U64 | 0x60) 664 #define KVM_REG_PPC_TM_LR (KVM_REG_PPC_TM | KVM_REG_SIZE_U64 | 0x61) 665 #define KVM_REG_PPC_TM_CTR (KVM_REG_PPC_TM | KVM_REG_SIZE_U64 | 0x62) 666 #define KVM_REG_PPC_TM_FPSCR (KVM_REG_PPC_TM | KVM_REG_SIZE_U64 | 0x63) 667 #define KVM_REG_PPC_TM_AMR (KVM_REG_PPC_TM | KVM_REG_SIZE_U64 | 0x64) 668 #define KVM_REG_PPC_TM_PPR (KVM_REG_PPC_TM | KVM_REG_SIZE_U64 | 0x65) 669 #define KVM_REG_PPC_TM_VRSAVE (KVM_REG_PPC_TM | KVM_REG_SIZE_U64 | 0x66) 670 #define KVM_REG_PPC_TM_VSCR (KVM_REG_PPC_TM | KVM_REG_SIZE_U32 | 0x67) 671 #define KVM_REG_PPC_TM_DSCR (KVM_REG_PPC_TM | KVM_REG_SIZE_U64 | 0x68) 672 #define KVM_REG_PPC_TM_TAR (KVM_REG_PPC_TM | KVM_REG_SIZE_U64 | 0x69) 673 #define KVM_REG_PPC_TM_XER (KVM_REG_PPC_TM | KVM_REG_SIZE_U64 | 0x6a) 674 675 /* PPC64 eXternal Interrupt Controller Specification */ 676 #define KVM_DEV_XICS_GRP_SOURCES 1 /* 64-bit source attributes */ 677 #define KVM_DEV_XICS_GRP_CTRL 2 678 #define KVM_DEV_XICS_NR_SERVERS 1 679 680 /* Layout of 64-bit source attribute values */ 681 #define KVM_XICS_DESTINATION_SHIFT 0 682 #define KVM_XICS_DESTINATION_MASK 0xffffffffULL 683 #define KVM_XICS_PRIORITY_SHIFT 32 684 #define KVM_XICS_PRIORITY_MASK 0xff 685 #define KVM_XICS_LEVEL_SENSITIVE (1ULL << 40) 686 #define KVM_XICS_MASKED (1ULL << 41) 687 #define KVM_XICS_PENDING (1ULL << 42) 688 #define KVM_XICS_PRESENTED (1ULL << 43) 689 #define KVM_XICS_QUEUED (1ULL << 44) 690 691 /* POWER9 XIVE Native Interrupt Controller */ 692 #define KVM_DEV_XIVE_GRP_CTRL 1 693 #define KVM_DEV_XIVE_RESET 1 694 #define KVM_DEV_XIVE_EQ_SYNC 2 695 #define KVM_DEV_XIVE_NR_SERVERS 3 696 #define KVM_DEV_XIVE_GRP_SOURCE 2 /* 64-bit source identifier */ 697 #define KVM_DEV_XIVE_GRP_SOURCE_CONFIG 3 /* 64-bit source identifier */ 698 #define KVM_DEV_XIVE_GRP_EQ_CONFIG 4 /* 64-bit EQ identifier */ 699 #define KVM_DEV_XIVE_GRP_SOURCE_SYNC 5 /* 64-bit source identifier */ 700 701 /* Layout of 64-bit XIVE source attribute values */ 702 #define KVM_XIVE_LEVEL_SENSITIVE (1ULL << 0) 703 #define KVM_XIVE_LEVEL_ASSERTED (1ULL << 1) 704 705 /* Layout of 64-bit XIVE source configuration attribute values */ 706 #define KVM_XIVE_SOURCE_PRIORITY_SHIFT 0 707 #define KVM_XIVE_SOURCE_PRIORITY_MASK 0x7 708 #define KVM_XIVE_SOURCE_SERVER_SHIFT 3 709 #define KVM_XIVE_SOURCE_SERVER_MASK 0xfffffff8ULL 710 #define KVM_XIVE_SOURCE_MASKED_SHIFT 32 711 #define KVM_XIVE_SOURCE_MASKED_MASK 0x100000000ULL 712 #define KVM_XIVE_SOURCE_EISN_SHIFT 33 713 #define KVM_XIVE_SOURCE_EISN_MASK 0xfffffffe00000000ULL 714 715 /* Layout of 64-bit EQ identifier */ 716 #define KVM_XIVE_EQ_PRIORITY_SHIFT 0 717 #define KVM_XIVE_EQ_PRIORITY_MASK 0x7 718 #define KVM_XIVE_EQ_SERVER_SHIFT 3 719 #define KVM_XIVE_EQ_SERVER_MASK 0xfffffff8ULL 720 721 /* Layout of EQ configuration values (64 bytes) */ 722 struct kvm_ppc_xive_eq { 723 __u32 flags; 724 __u32 qshift; 725 __u64 qaddr; 726 __u32 qtoggle; 727 __u32 qindex; 728 __u8 pad[40]; 729 }; 730 731 #define KVM_XIVE_EQ_ALWAYS_NOTIFY 0x00000001 732 733 #define KVM_XIVE_TIMA_PAGE_OFFSET 0 734 #define KVM_XIVE_ESB_PAGE_OFFSET 4 735 736 #endif /* __LINUX_KVM_POWERPC_H */