1#ifndef _ASM_POWERPC_HVCALL_H 2#define _ASM_POWERPC_HVCALL_H 3#ifdef __KERNEL__ 4 5#define HVSC .long 0x44000022 6 7#define H_SUCCESS 0 8#define H_BUSY 1 /* Hardware busy -- retry later */ 9#define H_CLOSED 2 /* Resource closed */ 10#define H_NOT_AVAILABLE 3 11#define H_CONSTRAINED 4 /* Resource request constrained to max allowed */ 12#define H_PARTIAL 5 13#define H_IN_PROGRESS 14 /* Kind of like busy */ 14#define H_PAGE_REGISTERED 15 15#define H_PARTIAL_STORE 16 16#define H_PENDING 17 /* returned from H_POLL_PENDING */ 17#define H_CONTINUE 18 /* Returned from H_Join on success */ 18#define H_LONG_BUSY_START_RANGE 9900 /* Start of long busy range */ 19#define H_LONG_BUSY_ORDER_1_MSEC 9900 /* Long busy, hint that 1msec \ 20 is a good time to retry */ 21#define H_LONG_BUSY_ORDER_10_MSEC 9901 /* Long busy, hint that 10msec \ 22 is a good time to retry */ 23#define H_LONG_BUSY_ORDER_100_MSEC 9902 /* Long busy, hint that 100msec \ 24 is a good time to retry */ 25#define H_LONG_BUSY_ORDER_1_SEC 9903 /* Long busy, hint that 1sec \ 26 is a good time to retry */ 27#define H_LONG_BUSY_ORDER_10_SEC 9904 /* Long busy, hint that 10sec \ 28 is a good time to retry */ 29#define H_LONG_BUSY_ORDER_100_SEC 9905 /* Long busy, hint that 100sec \ 30 is a good time to retry */ 31#define H_LONG_BUSY_END_RANGE 9905 /* End of long busy range */ 32 33/* Internal value used in book3s_hv kvm support; not returned to guests */ 34#define H_TOO_HARD 9999 35 36#define H_HARDWARE -1 /* Hardware error */ 37#define H_FUNCTION -2 /* Function not supported */ 38#define H_PRIVILEGE -3 /* Caller not privileged */ 39#define H_PARAMETER -4 /* Parameter invalid, out-of-range or conflicting */ 40#define H_BAD_MODE -5 /* Illegal msr value */ 41#define H_PTEG_FULL -6 /* PTEG is full */ 42#define H_NOT_FOUND -7 /* PTE was not found" */ 43#define H_RESERVED_DABR -8 /* DABR address is reserved by the hypervisor on this processor" */ 44#define H_NO_MEM -9 45#define H_AUTHORITY -10 46#define H_PERMISSION -11 47#define H_DROPPED -12 48#define H_SOURCE_PARM -13 49#define H_DEST_PARM -14 50#define H_REMOTE_PARM -15 51#define H_RESOURCE -16 52#define H_ADAPTER_PARM -17 53#define H_RH_PARM -18 54#define H_RCQ_PARM -19 55#define H_SCQ_PARM -20 56#define H_EQ_PARM -21 57#define H_RT_PARM -22 58#define H_ST_PARM -23 59#define H_SIGT_PARM -24 60#define H_TOKEN_PARM -25 61#define H_MLENGTH_PARM -27 62#define H_MEM_PARM -28 63#define H_MEM_ACCESS_PARM -29 64#define H_ATTR_PARM -30 65#define H_PORT_PARM -31 66#define H_MCG_PARM -32 67#define H_VL_PARM -33 68#define H_TSIZE_PARM -34 69#define H_TRACE_PARM -35 70 71#define H_MASK_PARM -37 72#define H_MCG_FULL -38 73#define H_ALIAS_EXIST -39 74#define H_P_COUNTER -40 75#define H_TABLE_FULL -41 76#define H_ALT_TABLE -42 77#define H_MR_CONDITION -43 78#define H_NOT_ENOUGH_RESOURCES -44 79#define H_R_STATE -45 80#define H_RESCINDED -46 81#define H_P2 -55 82#define H_P3 -56 83#define H_P4 -57 84#define H_P5 -58 85#define H_P6 -59 86#define H_P7 -60 87#define H_P8 -61 88#define H_P9 -62 89#define H_TOO_BIG -64 90#define H_OVERLAP -68 91#define H_INTERRUPT -69 92#define H_BAD_DATA -70 93#define H_NOT_ACTIVE -71 94#define H_SG_LIST -72 95#define H_OP_MODE -73 96#define H_COP_HW -74 97#define H_STATE -75 98#define H_UNSUPPORTED_FLAG_START -256 99#define H_UNSUPPORTED_FLAG_END -511 100#define H_MULTI_THREADS_ACTIVE -9005 101#define H_OUTSTANDING_COP_OPS -9006 102 103 104/* Long Busy is a condition that can be returned by the firmware 105 * when a call cannot be completed now, but the identical call 106 * should be retried later. This prevents calls blocking in the 107 * firmware for long periods of time. Annoyingly the firmware can return 108 * a range of return codes, hinting at how long we should wait before 109 * retrying. If you don't care for the hint, the macro below is a good 110 * way to check for the long_busy return codes 111 */ 112#define H_IS_LONG_BUSY(x) ((x >= H_LONG_BUSY_START_RANGE) \ 113 && (x <= H_LONG_BUSY_END_RANGE)) 114 115/* Flags */ 116#define H_LARGE_PAGE (1UL<<(63-16)) 117#define H_EXACT (1UL<<(63-24)) /* Use exact PTE or return H_PTEG_FULL */ 118#define H_R_XLATE (1UL<<(63-25)) /* include a valid logical page num in the pte if the valid bit is set */ 119#define H_READ_4 (1UL<<(63-26)) /* Return 4 PTEs */ 120#define H_PAGE_STATE_CHANGE (1UL<<(63-28)) 121#define H_PAGE_UNUSED ((1UL<<(63-29)) | (1UL<<(63-30))) 122#define H_PAGE_SET_UNUSED (H_PAGE_STATE_CHANGE | H_PAGE_UNUSED) 123#define H_PAGE_SET_LOANED (H_PAGE_SET_UNUSED | (1UL<<(63-31))) 124#define H_PAGE_SET_ACTIVE H_PAGE_STATE_CHANGE 125#define H_AVPN (1UL<<(63-32)) /* An avpn is provided as a sanity test */ 126#define H_ANDCOND (1UL<<(63-33)) 127#define H_LOCAL (1UL<<(63-35)) 128#define H_ICACHE_INVALIDATE (1UL<<(63-40)) /* icbi, etc. (ignored for IO pages) */ 129#define H_ICACHE_SYNCHRONIZE (1UL<<(63-41)) /* dcbst, icbi, etc (ignored for IO pages */ 130#define H_COALESCE_CAND (1UL<<(63-42)) /* page is a good candidate for coalescing */ 131#define H_ZERO_PAGE (1UL<<(63-48)) /* zero the page before mapping (ignored for IO pages) */ 132#define H_COPY_PAGE (1UL<<(63-49)) 133#define H_N (1UL<<(63-61)) 134#define H_PP1 (1UL<<(63-62)) 135#define H_PP2 (1UL<<(63-63)) 136 137/* Flags for H_REGISTER_VPA subfunction field */ 138#define H_VPA_FUNC_SHIFT (63-18) /* Bit posn of subfunction code */ 139#define H_VPA_FUNC_MASK 7UL 140#define H_VPA_REG_VPA 1UL /* Register Virtual Processor Area */ 141#define H_VPA_REG_DTL 2UL /* Register Dispatch Trace Log */ 142#define H_VPA_REG_SLB 3UL /* Register SLB shadow buffer */ 143#define H_VPA_DEREG_VPA 5UL /* Deregister Virtual Processor Area */ 144#define H_VPA_DEREG_DTL 6UL /* Deregister Dispatch Trace Log */ 145#define H_VPA_DEREG_SLB 7UL /* Deregister SLB shadow buffer */ 146 147/* VASI States */ 148#define H_VASI_INVALID 0 149#define H_VASI_ENABLED 1 150#define H_VASI_ABORTED 2 151#define H_VASI_SUSPENDING 3 152#define H_VASI_SUSPENDED 4 153#define H_VASI_RESUMED 5 154#define H_VASI_COMPLETED 6 155 156/* Each control block has to be on a 4K boundary */ 157#define H_CB_ALIGNMENT 4096 158 159/* pSeries hypervisor opcodes */ 160#define H_REMOVE 0x04 161#define H_ENTER 0x08 162#define H_READ 0x0c 163#define H_CLEAR_MOD 0x10 164#define H_CLEAR_REF 0x14 165#define H_PROTECT 0x18 166#define H_GET_TCE 0x1c 167#define H_PUT_TCE 0x20 168#define H_SET_SPRG0 0x24 169#define H_SET_DABR 0x28 170#define H_PAGE_INIT 0x2c 171#define H_SET_ASR 0x30 172#define H_ASR_ON 0x34 173#define H_ASR_OFF 0x38 174#define H_LOGICAL_CI_LOAD 0x3c 175#define H_LOGICAL_CI_STORE 0x40 176#define H_LOGICAL_CACHE_LOAD 0x44 177#define H_LOGICAL_CACHE_STORE 0x48 178#define H_LOGICAL_ICBI 0x4c 179#define H_LOGICAL_DCBF 0x50 180#define H_GET_TERM_CHAR 0x54 181#define H_PUT_TERM_CHAR 0x58 182#define H_REAL_TO_LOGICAL 0x5c 183#define H_HYPERVISOR_DATA 0x60 184#define H_EOI 0x64 185#define H_CPPR 0x68 186#define H_IPI 0x6c 187#define H_IPOLL 0x70 188#define H_XIRR 0x74 189#define H_PERFMON 0x7c 190#define H_MIGRATE_DMA 0x78 191#define H_REGISTER_VPA 0xDC 192#define H_CEDE 0xE0 193#define H_CONFER 0xE4 194#define H_PROD 0xE8 195#define H_GET_PPP 0xEC 196#define H_SET_PPP 0xF0 197#define H_PURR 0xF4 198#define H_PIC 0xF8 199#define H_REG_CRQ 0xFC 200#define H_FREE_CRQ 0x100 201#define H_VIO_SIGNAL 0x104 202#define H_SEND_CRQ 0x108 203#define H_COPY_RDMA 0x110 204#define H_REGISTER_LOGICAL_LAN 0x114 205#define H_FREE_LOGICAL_LAN 0x118 206#define H_ADD_LOGICAL_LAN_BUFFER 0x11C 207#define H_SEND_LOGICAL_LAN 0x120 208#define H_BULK_REMOVE 0x124 209#define H_MULTICAST_CTRL 0x130 210#define H_SET_XDABR 0x134 211#define H_STUFF_TCE 0x138 212#define H_PUT_TCE_INDIRECT 0x13C 213#define H_CHANGE_LOGICAL_LAN_MAC 0x14C 214#define H_VTERM_PARTNER_INFO 0x150 215#define H_REGISTER_VTERM 0x154 216#define H_FREE_VTERM 0x158 217#define H_RESET_EVENTS 0x15C 218#define H_ALLOC_RESOURCE 0x160 219#define H_FREE_RESOURCE 0x164 220#define H_MODIFY_QP 0x168 221#define H_QUERY_QP 0x16C 222#define H_REREGISTER_PMR 0x170 223#define H_REGISTER_SMR 0x174 224#define H_QUERY_MR 0x178 225#define H_QUERY_MW 0x17C 226#define H_QUERY_HCA 0x180 227#define H_QUERY_PORT 0x184 228#define H_MODIFY_PORT 0x188 229#define H_DEFINE_AQP1 0x18C 230#define H_GET_TRACE_BUFFER 0x190 231#define H_DEFINE_AQP0 0x194 232#define H_RESIZE_MR 0x198 233#define H_ATTACH_MCQP 0x19C 234#define H_DETACH_MCQP 0x1A0 235#define H_CREATE_RPT 0x1A4 236#define H_REMOVE_RPT 0x1A8 237#define H_REGISTER_RPAGES 0x1AC 238#define H_DISABLE_AND_GETC 0x1B0 239#define H_ERROR_DATA 0x1B4 240#define H_GET_HCA_INFO 0x1B8 241#define H_GET_PERF_COUNT 0x1BC 242#define H_MANAGE_TRACE 0x1C0 243#define H_FREE_LOGICAL_LAN_BUFFER 0x1D4 244#define H_QUERY_INT_STATE 0x1E4 245#define H_POLL_PENDING 0x1D8 246#define H_ILLAN_ATTRIBUTES 0x244 247#define H_MODIFY_HEA_QP 0x250 248#define H_QUERY_HEA_QP 0x254 249#define H_QUERY_HEA 0x258 250#define H_QUERY_HEA_PORT 0x25C 251#define H_MODIFY_HEA_PORT 0x260 252#define H_REG_BCMC 0x264 253#define H_DEREG_BCMC 0x268 254#define H_REGISTER_HEA_RPAGES 0x26C 255#define H_DISABLE_AND_GET_HEA 0x270 256#define H_GET_HEA_INFO 0x274 257#define H_ALLOC_HEA_RESOURCE 0x278 258#define H_ADD_CONN 0x284 259#define H_DEL_CONN 0x288 260#define H_JOIN 0x298 261#define H_VASI_STATE 0x2A4 262#define H_VIOCTL 0x2A8 263#define H_ENABLE_CRQ 0x2B0 264#define H_GET_EM_PARMS 0x2B8 265#define H_SET_MPP 0x2D0 266#define H_GET_MPP 0x2D4 267#define H_REG_SUB_CRQ 0x2DC 268#define H_HOME_NODE_ASSOCIATIVITY 0x2EC 269#define H_FREE_SUB_CRQ 0x2E0 270#define H_SEND_SUB_CRQ 0x2E4 271#define H_SEND_SUB_CRQ_INDIRECT 0x2E8 272#define H_BEST_ENERGY 0x2F4 273#define H_XIRR_X 0x2FC 274#define H_RANDOM 0x300 275#define H_COP 0x304 276#define H_GET_MPP_X 0x314 277#define H_SET_MODE 0x31C 278#define H_CLEAR_HPT 0x358 279#define H_RESIZE_HPT_PREPARE 0x36C 280#define H_RESIZE_HPT_COMMIT 0x370 281#define H_REGISTER_PROC_TBL 0x37C 282#define H_SIGNAL_SYS_RESET 0x380 283#define MAX_HCALL_OPCODE H_SIGNAL_SYS_RESET 284 285/* H_VIOCTL functions */ 286#define H_GET_VIOA_DUMP_SIZE 0x01 287#define H_GET_VIOA_DUMP 0x02 288#define H_GET_ILLAN_NUM_VLAN_IDS 0x03 289#define H_GET_ILLAN_VLAN_ID_LIST 0x04 290#define H_GET_ILLAN_SWITCH_ID 0x05 291#define H_DISABLE_MIGRATION 0x06 292#define H_ENABLE_MIGRATION 0x07 293#define H_GET_PARTNER_INFO 0x08 294#define H_GET_PARTNER_WWPN_LIST 0x09 295#define H_DISABLE_ALL_VIO_INTS 0x0A 296#define H_DISABLE_VIO_INTERRUPT 0x0B 297#define H_ENABLE_VIO_INTERRUPT 0x0C 298 299 300/* Platform specific hcalls, used by KVM */ 301#define H_RTAS 0xf000 302 303/* "Platform specific hcalls", provided by PHYP */ 304#define H_GET_24X7_CATALOG_PAGE 0xF078 305#define H_GET_24X7_DATA 0xF07C 306#define H_GET_PERF_COUNTER_INFO 0xF080 307 308/* Values for 2nd argument to H_SET_MODE */ 309#define H_SET_MODE_RESOURCE_SET_CIABR 1 310#define H_SET_MODE_RESOURCE_SET_DAWR 2 311#define H_SET_MODE_RESOURCE_ADDR_TRANS_MODE 3 312#define H_SET_MODE_RESOURCE_LE 4 313 314/* Values for argument to H_SIGNAL_SYS_RESET */ 315#define H_SIGNAL_SYS_RESET_ALL -1 316#define H_SIGNAL_SYS_RESET_ALL_OTHERS -2 317/* >= 0 values are CPU number */ 318 319/* Flag values used in H_REGISTER_PROC_TBL hcall */ 320#define PROC_TABLE_OP_MASK 0x18 321#define PROC_TABLE_DEREG 0x10 322#define PROC_TABLE_NEW 0x18 323#define PROC_TABLE_TYPE_MASK 0x06 324#define PROC_TABLE_HPT_SLB 0x00 325#define PROC_TABLE_HPT_PT 0x02 326#define PROC_TABLE_RADIX 0x04 327#define PROC_TABLE_GTSE 0x01 328 329#ifndef __ASSEMBLY__ 330 331/** 332 * plpar_hcall_norets: - Make a pseries hypervisor call with no return arguments 333 * @opcode: The hypervisor call to make. 334 * 335 * This call supports up to 7 arguments and only returns the status of 336 * the hcall. Use this version where possible, its slightly faster than 337 * the other plpar_hcalls. 338 */ 339long plpar_hcall_norets(unsigned long opcode, ...); 340 341/** 342 * plpar_hcall: - Make a pseries hypervisor call 343 * @opcode: The hypervisor call to make. 344 * @retbuf: Buffer to store up to 4 return arguments in. 345 * 346 * This call supports up to 6 arguments and 4 return arguments. Use 347 * PLPAR_HCALL_BUFSIZE to size the return argument buffer. 348 * 349 * Used for all but the craziest of phyp interfaces (see plpar_hcall9) 350 */ 351#define PLPAR_HCALL_BUFSIZE 4 352long plpar_hcall(unsigned long opcode, unsigned long *retbuf, ...); 353 354/** 355 * plpar_hcall_raw: - Make a hypervisor call without calculating hcall stats 356 * @opcode: The hypervisor call to make. 357 * @retbuf: Buffer to store up to 4 return arguments in. 358 * 359 * This call supports up to 6 arguments and 4 return arguments. Use 360 * PLPAR_HCALL_BUFSIZE to size the return argument buffer. 361 * 362 * Used when phyp interface needs to be called in real mode. Similar to 363 * plpar_hcall, but plpar_hcall_raw works in real mode and does not 364 * calculate hypervisor call statistics. 365 */ 366long plpar_hcall_raw(unsigned long opcode, unsigned long *retbuf, ...); 367 368/** 369 * plpar_hcall9: - Make a pseries hypervisor call with up to 9 return arguments 370 * @opcode: The hypervisor call to make. 371 * @retbuf: Buffer to store up to 9 return arguments in. 372 * 373 * This call supports up to 9 arguments and 9 return arguments. Use 374 * PLPAR_HCALL9_BUFSIZE to size the return argument buffer. 375 */ 376#define PLPAR_HCALL9_BUFSIZE 9 377long plpar_hcall9(unsigned long opcode, unsigned long *retbuf, ...); 378long plpar_hcall9_raw(unsigned long opcode, unsigned long *retbuf, ...); 379 380/* For hcall instrumentation. One structure per-hcall, per-CPU */ 381struct hcall_stats { 382 unsigned long num_calls; /* number of calls (on this CPU) */ 383 unsigned long tb_total; /* total wall time (mftb) of calls. */ 384 unsigned long purr_total; /* total cpu time (PURR) of calls. */ 385 unsigned long tb_start; 386 unsigned long purr_start; 387}; 388#define HCALL_STAT_ARRAY_SIZE ((MAX_HCALL_OPCODE >> 2) + 1) 389 390struct hvcall_mpp_data { 391 unsigned long entitled_mem; 392 unsigned long mapped_mem; 393 unsigned short group_num; 394 unsigned short pool_num; 395 unsigned char mem_weight; 396 unsigned char unallocated_mem_weight; 397 unsigned long unallocated_entitlement; /* value in bytes */ 398 unsigned long pool_size; 399 signed long loan_request; 400 unsigned long backing_mem; 401}; 402 403int h_get_mpp(struct hvcall_mpp_data *); 404 405struct hvcall_mpp_x_data { 406 unsigned long coalesced_bytes; 407 unsigned long pool_coalesced_bytes; 408 unsigned long pool_purr_cycles; 409 unsigned long pool_spurr_cycles; 410 unsigned long reserved[3]; 411}; 412 413int h_get_mpp_x(struct hvcall_mpp_x_data *mpp_x_data); 414 415static inline unsigned int get_longbusy_msecs(int longbusy_rc) 416{ 417 switch (longbusy_rc) { 418 case H_LONG_BUSY_ORDER_1_MSEC: 419 return 1; 420 case H_LONG_BUSY_ORDER_10_MSEC: 421 return 10; 422 case H_LONG_BUSY_ORDER_100_MSEC: 423 return 100; 424 case H_LONG_BUSY_ORDER_1_SEC: 425 return 1000; 426 case H_LONG_BUSY_ORDER_10_SEC: 427 return 10000; 428 case H_LONG_BUSY_ORDER_100_SEC: 429 return 100000; 430 default: 431 return 1; 432 } 433} 434 435#endif /* __ASSEMBLY__ */ 436#endif /* __KERNEL__ */ 437#endif /* _ASM_POWERPC_HVCALL_H */ 438