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 */ 339 long 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 4 352 long 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 */ 366 long 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 9 377 long plpar_hcall9(unsigned long opcode, unsigned long *retbuf, ...); 378 long plpar_hcall9_raw(unsigned long opcode, unsigned long *retbuf, ...); 379 380 /* For hcall instrumentation. One structure per-hcall, per-CPU */ 381 struct 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) 389 390 struct 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 }; 402 403 int h_get_mpp(struct hvcall_mpp_data *); 404 405 struct 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 }; 412 413 int h_get_mpp_x(struct hvcall_mpp_x_data *mpp_x_data); 414 415 static 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