1 /* 2 * QEMU PowerPC pSeries Logical Partition (aka sPAPR) hardware System Emulator 3 * 4 * Hypercall based emulated RTAS 5 * 6 * Copyright (c) 2010-2011 David Gibson, IBM Corporation. 7 * 8 * Permission is hereby granted, free of charge, to any person obtaining a copy 9 * of this software and associated documentation files (the "Software"), to deal 10 * in the Software without restriction, including without limitation the rights 11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 * copies of the Software, and to permit persons to whom the Software is 13 * furnished to do so, subject to the following conditions: 14 * 15 * The above copyright notice and this permission notice shall be included in 16 * all copies or substantial portions of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 21 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 24 * THE SOFTWARE. 25 * 26 */ 27 28 #include "qemu/osdep.h" 29 #include "qemu/log.h" 30 #include "qemu/error-report.h" 31 #include "sysemu/sysemu.h" 32 #include "sysemu/device_tree.h" 33 #include "sysemu/cpus.h" 34 #include "sysemu/hw_accel.h" 35 #include "sysemu/runstate.h" 36 #include "kvm_ppc.h" 37 38 #include "hw/ppc/spapr.h" 39 #include "hw/ppc/spapr_vio.h" 40 #include "hw/ppc/spapr_rtas.h" 41 #include "hw/ppc/spapr_cpu_core.h" 42 #include "hw/ppc/ppc.h" 43 44 #include <libfdt.h> 45 #include "hw/ppc/spapr_drc.h" 46 #include "qemu/cutils.h" 47 #include "trace.h" 48 #include "hw/ppc/fdt.h" 49 #include "target/ppc/mmu-hash64.h" 50 #include "target/ppc/mmu-book3s-v3.h" 51 #include "migration/blocker.h" 52 #include "helper_regs.h" 53 54 static void rtas_display_character(PowerPCCPU *cpu, SpaprMachineState *spapr, 55 uint32_t token, uint32_t nargs, 56 target_ulong args, 57 uint32_t nret, target_ulong rets) 58 { 59 uint8_t c = rtas_ld(args, 0); 60 SpaprVioDevice *sdev = vty_lookup(spapr, 0); 61 62 if (!sdev) { 63 rtas_st(rets, 0, RTAS_OUT_HW_ERROR); 64 } else { 65 vty_putchars(sdev, &c, sizeof(c)); 66 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 67 } 68 } 69 70 static void rtas_power_off(PowerPCCPU *cpu, SpaprMachineState *spapr, 71 uint32_t token, uint32_t nargs, target_ulong args, 72 uint32_t nret, target_ulong rets) 73 { 74 if (nargs != 2 || nret != 1) { 75 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 76 return; 77 } 78 qemu_system_shutdown_request(SHUTDOWN_CAUSE_GUEST_SHUTDOWN); 79 cpu_stop_current(); 80 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 81 } 82 83 static void rtas_system_reboot(PowerPCCPU *cpu, SpaprMachineState *spapr, 84 uint32_t token, uint32_t nargs, 85 target_ulong args, 86 uint32_t nret, target_ulong rets) 87 { 88 if (nargs != 0 || nret != 1) { 89 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 90 return; 91 } 92 qemu_system_reset_request(SHUTDOWN_CAUSE_GUEST_RESET); 93 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 94 } 95 96 static void rtas_query_cpu_stopped_state(PowerPCCPU *cpu_, 97 SpaprMachineState *spapr, 98 uint32_t token, uint32_t nargs, 99 target_ulong args, 100 uint32_t nret, target_ulong rets) 101 { 102 target_ulong id; 103 PowerPCCPU *cpu; 104 105 if (nargs != 1 || nret != 2) { 106 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 107 return; 108 } 109 110 id = rtas_ld(args, 0); 111 cpu = spapr_find_cpu(id); 112 if (cpu != NULL) { 113 if (CPU(cpu)->halted) { 114 rtas_st(rets, 1, 0); 115 } else { 116 rtas_st(rets, 1, 2); 117 } 118 119 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 120 return; 121 } 122 123 /* Didn't find a matching cpu */ 124 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 125 } 126 127 static void rtas_start_cpu(PowerPCCPU *callcpu, SpaprMachineState *spapr, 128 uint32_t token, uint32_t nargs, 129 target_ulong args, 130 uint32_t nret, target_ulong rets) 131 { 132 target_ulong id, start, r3; 133 PowerPCCPU *newcpu; 134 CPUPPCState *env; 135 PowerPCCPUClass *pcc; 136 target_ulong lpcr; 137 138 if (nargs != 3 || nret != 1) { 139 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 140 return; 141 } 142 143 id = rtas_ld(args, 0); 144 start = rtas_ld(args, 1); 145 r3 = rtas_ld(args, 2); 146 147 newcpu = spapr_find_cpu(id); 148 if (!newcpu) { 149 /* Didn't find a matching cpu */ 150 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 151 return; 152 } 153 154 env = &newcpu->env; 155 pcc = POWERPC_CPU_GET_CLASS(newcpu); 156 157 if (!CPU(newcpu)->halted) { 158 rtas_st(rets, 0, RTAS_OUT_HW_ERROR); 159 return; 160 } 161 162 cpu_synchronize_state(CPU(newcpu)); 163 164 env->msr = (1ULL << MSR_SF) | (1ULL << MSR_ME); 165 hreg_compute_hflags(env); 166 167 /* Enable Power-saving mode Exit Cause exceptions for the new CPU */ 168 lpcr = env->spr[SPR_LPCR]; 169 if (!pcc->interrupts_big_endian(callcpu)) { 170 lpcr |= LPCR_ILE; 171 } 172 if (env->mmu_model == POWERPC_MMU_3_00) { 173 /* 174 * New cpus are expected to start in the same radix/hash mode 175 * as the existing CPUs 176 */ 177 if (ppc64_v3_radix(callcpu)) { 178 lpcr |= LPCR_UPRT | LPCR_GTSE | LPCR_HR; 179 } else { 180 lpcr &= ~(LPCR_UPRT | LPCR_GTSE | LPCR_HR); 181 } 182 env->spr[SPR_PSSCR] &= ~PSSCR_EC; 183 } 184 ppc_store_lpcr(newcpu, lpcr); 185 186 /* 187 * Set the timebase offset of the new CPU to that of the invoking 188 * CPU. This helps hotplugged CPU to have the correct timebase 189 * offset. 190 */ 191 newcpu->env.tb_env->tb_offset = callcpu->env.tb_env->tb_offset; 192 193 spapr_cpu_set_entry_state(newcpu, start, 0, r3, 0); 194 195 qemu_cpu_kick(CPU(newcpu)); 196 197 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 198 } 199 200 static void rtas_stop_self(PowerPCCPU *cpu, SpaprMachineState *spapr, 201 uint32_t token, uint32_t nargs, 202 target_ulong args, 203 uint32_t nret, target_ulong rets) 204 { 205 CPUState *cs = CPU(cpu); 206 CPUPPCState *env = &cpu->env; 207 PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu); 208 209 /* Disable Power-saving mode Exit Cause exceptions for the CPU. 210 * This could deliver an interrupt on a dying CPU and crash the 211 * guest. 212 * For the same reason, set PSSCR_EC. 213 */ 214 ppc_store_lpcr(cpu, env->spr[SPR_LPCR] & ~pcc->lpcr_pm); 215 env->spr[SPR_PSSCR] |= PSSCR_EC; 216 cs->halted = 1; 217 kvmppc_set_reg_ppc_online(cpu, 0); 218 qemu_cpu_kick(cs); 219 } 220 221 static void rtas_ibm_suspend_me(PowerPCCPU *cpu, SpaprMachineState *spapr, 222 uint32_t token, uint32_t nargs, 223 target_ulong args, 224 uint32_t nret, target_ulong rets) 225 { 226 CPUState *cs; 227 228 if (nargs != 0 || nret != 1) { 229 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 230 return; 231 } 232 233 CPU_FOREACH(cs) { 234 PowerPCCPU *c = POWERPC_CPU(cs); 235 CPUPPCState *e = &c->env; 236 if (c == cpu) { 237 continue; 238 } 239 240 /* See h_join */ 241 if (!cs->halted || (e->msr & (1ULL << MSR_EE))) { 242 rtas_st(rets, 0, H_MULTI_THREADS_ACTIVE); 243 return; 244 } 245 } 246 247 qemu_system_suspend_request(); 248 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 249 } 250 251 static inline int sysparm_st(target_ulong addr, target_ulong len, 252 const void *val, uint16_t vallen) 253 { 254 hwaddr phys = ppc64_phys_to_real(addr); 255 256 if (len < 2) { 257 return RTAS_OUT_SYSPARM_PARAM_ERROR; 258 } 259 stw_be_phys(&address_space_memory, phys, vallen); 260 cpu_physical_memory_write(phys + 2, val, MIN(len - 2, vallen)); 261 return RTAS_OUT_SUCCESS; 262 } 263 264 static void rtas_ibm_get_system_parameter(PowerPCCPU *cpu, 265 SpaprMachineState *spapr, 266 uint32_t token, uint32_t nargs, 267 target_ulong args, 268 uint32_t nret, target_ulong rets) 269 { 270 PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu); 271 MachineState *ms = MACHINE(spapr); 272 target_ulong parameter = rtas_ld(args, 0); 273 target_ulong buffer = rtas_ld(args, 1); 274 target_ulong length = rtas_ld(args, 2); 275 target_ulong ret; 276 277 switch (parameter) { 278 case RTAS_SYSPARM_SPLPAR_CHARACTERISTICS: { 279 char *param_val = g_strdup_printf("MaxEntCap=%d," 280 "DesMem=%" PRIu64 "," 281 "DesProcs=%d," 282 "MaxPlatProcs=%d", 283 ms->smp.max_cpus, 284 ms->ram_size / MiB, 285 ms->smp.cpus, 286 ms->smp.max_cpus); 287 if (pcc->n_host_threads > 0) { 288 char *hostthr_val, *old = param_val; 289 290 /* 291 * Add HostThrs property. This property is not present in PAPR but 292 * is expected by some guests to communicate the number of physical 293 * host threads per core on the system so that they can scale 294 * information which varies based on the thread configuration. 295 */ 296 hostthr_val = g_strdup_printf(",HostThrs=%d", pcc->n_host_threads); 297 param_val = g_strconcat(param_val, hostthr_val, NULL); 298 g_free(hostthr_val); 299 g_free(old); 300 } 301 ret = sysparm_st(buffer, length, param_val, strlen(param_val) + 1); 302 g_free(param_val); 303 break; 304 } 305 case RTAS_SYSPARM_DIAGNOSTICS_RUN_MODE: { 306 uint8_t param_val = DIAGNOSTICS_RUN_MODE_DISABLED; 307 308 ret = sysparm_st(buffer, length, ¶m_val, sizeof(param_val)); 309 break; 310 } 311 case RTAS_SYSPARM_UUID: 312 ret = sysparm_st(buffer, length, (unsigned char *)&qemu_uuid, 313 (qemu_uuid_set ? 16 : 0)); 314 break; 315 default: 316 ret = RTAS_OUT_NOT_SUPPORTED; 317 } 318 319 rtas_st(rets, 0, ret); 320 } 321 322 static void rtas_ibm_set_system_parameter(PowerPCCPU *cpu, 323 SpaprMachineState *spapr, 324 uint32_t token, uint32_t nargs, 325 target_ulong args, 326 uint32_t nret, target_ulong rets) 327 { 328 target_ulong parameter = rtas_ld(args, 0); 329 target_ulong ret = RTAS_OUT_NOT_SUPPORTED; 330 331 switch (parameter) { 332 case RTAS_SYSPARM_SPLPAR_CHARACTERISTICS: 333 case RTAS_SYSPARM_DIAGNOSTICS_RUN_MODE: 334 case RTAS_SYSPARM_UUID: 335 ret = RTAS_OUT_NOT_AUTHORIZED; 336 break; 337 } 338 339 rtas_st(rets, 0, ret); 340 } 341 342 static void rtas_ibm_os_term(PowerPCCPU *cpu, 343 SpaprMachineState *spapr, 344 uint32_t token, uint32_t nargs, 345 target_ulong args, 346 uint32_t nret, target_ulong rets) 347 { 348 target_ulong msgaddr = rtas_ld(args, 0); 349 char msg[512]; 350 351 cpu_physical_memory_read(msgaddr, msg, sizeof(msg) - 1); 352 msg[sizeof(msg) - 1] = 0; 353 354 error_report("OS terminated: %s", msg); 355 qemu_system_guest_panicked(NULL); 356 357 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 358 } 359 360 static void rtas_set_power_level(PowerPCCPU *cpu, SpaprMachineState *spapr, 361 uint32_t token, uint32_t nargs, 362 target_ulong args, uint32_t nret, 363 target_ulong rets) 364 { 365 int32_t power_domain; 366 367 if (nargs != 2 || nret != 2) { 368 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 369 return; 370 } 371 372 /* we currently only use a single, "live insert" powerdomain for 373 * hotplugged/dlpar'd resources, so the power is always live/full (100) 374 */ 375 power_domain = rtas_ld(args, 0); 376 if (power_domain != -1) { 377 rtas_st(rets, 0, RTAS_OUT_NOT_SUPPORTED); 378 return; 379 } 380 381 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 382 rtas_st(rets, 1, 100); 383 } 384 385 static void rtas_get_power_level(PowerPCCPU *cpu, SpaprMachineState *spapr, 386 uint32_t token, uint32_t nargs, 387 target_ulong args, uint32_t nret, 388 target_ulong rets) 389 { 390 int32_t power_domain; 391 392 if (nargs != 1 || nret != 2) { 393 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 394 return; 395 } 396 397 /* we currently only use a single, "live insert" powerdomain for 398 * hotplugged/dlpar'd resources, so the power is always live/full (100) 399 */ 400 power_domain = rtas_ld(args, 0); 401 if (power_domain != -1) { 402 rtas_st(rets, 0, RTAS_OUT_NOT_SUPPORTED); 403 return; 404 } 405 406 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 407 rtas_st(rets, 1, 100); 408 } 409 410 static void rtas_ibm_nmi_register(PowerPCCPU *cpu, 411 SpaprMachineState *spapr, 412 uint32_t token, uint32_t nargs, 413 target_ulong args, 414 uint32_t nret, target_ulong rets) 415 { 416 hwaddr rtas_addr; 417 target_ulong sreset_addr, mce_addr; 418 419 if (spapr_get_cap(spapr, SPAPR_CAP_FWNMI) == SPAPR_CAP_OFF) { 420 rtas_st(rets, 0, RTAS_OUT_NOT_SUPPORTED); 421 return; 422 } 423 424 rtas_addr = spapr_get_rtas_addr(); 425 if (!rtas_addr) { 426 rtas_st(rets, 0, RTAS_OUT_NOT_SUPPORTED); 427 return; 428 } 429 430 sreset_addr = rtas_ld(args, 0); 431 mce_addr = rtas_ld(args, 1); 432 433 /* PAPR requires these are in the first 32M of memory and within RMA */ 434 if (sreset_addr >= 32 * MiB || sreset_addr >= spapr->rma_size || 435 mce_addr >= 32 * MiB || mce_addr >= spapr->rma_size) { 436 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 437 return; 438 } 439 440 if (kvm_enabled()) { 441 if (kvmppc_set_fwnmi(cpu) < 0) { 442 rtas_st(rets, 0, RTAS_OUT_NOT_SUPPORTED); 443 return; 444 } 445 } 446 447 spapr->fwnmi_system_reset_addr = sreset_addr; 448 spapr->fwnmi_machine_check_addr = mce_addr; 449 450 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 451 } 452 453 static void rtas_ibm_nmi_interlock(PowerPCCPU *cpu, 454 SpaprMachineState *spapr, 455 uint32_t token, uint32_t nargs, 456 target_ulong args, 457 uint32_t nret, target_ulong rets) 458 { 459 if (spapr_get_cap(spapr, SPAPR_CAP_FWNMI) == SPAPR_CAP_OFF) { 460 rtas_st(rets, 0, RTAS_OUT_NOT_SUPPORTED); 461 return; 462 } 463 464 if (spapr->fwnmi_machine_check_addr == -1) { 465 qemu_log_mask(LOG_GUEST_ERROR, 466 "FWNMI: ibm,nmi-interlock RTAS called with FWNMI not registered.\n"); 467 468 /* NMI register not called */ 469 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 470 return; 471 } 472 473 if (spapr->fwnmi_machine_check_interlock != cpu->vcpu_id) { 474 /* 475 * The vCPU that hit the NMI should invoke "ibm,nmi-interlock" 476 * This should be PARAM_ERROR, but Linux calls "ibm,nmi-interlock" 477 * for system reset interrupts, despite them not being interlocked. 478 * PowerVM silently ignores this and returns success here. Returning 479 * failure causes Linux to print the error "FWNMI: nmi-interlock 480 * failed: -3", although no other apparent ill effects, this is a 481 * regression for the user when enabling FWNMI. So for now, match 482 * PowerVM. When most Linux clients are fixed, this could be 483 * changed. 484 */ 485 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 486 return; 487 } 488 489 /* 490 * vCPU issuing "ibm,nmi-interlock" is done with NMI handling, 491 * hence unset fwnmi_machine_check_interlock. 492 */ 493 spapr->fwnmi_machine_check_interlock = -1; 494 qemu_cond_signal(&spapr->fwnmi_machine_check_interlock_cond); 495 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 496 migrate_del_blocker(spapr->fwnmi_migration_blocker); 497 } 498 499 static struct rtas_call { 500 const char *name; 501 spapr_rtas_fn fn; 502 } rtas_table[RTAS_TOKEN_MAX - RTAS_TOKEN_BASE]; 503 504 target_ulong spapr_rtas_call(PowerPCCPU *cpu, SpaprMachineState *spapr, 505 uint32_t token, uint32_t nargs, target_ulong args, 506 uint32_t nret, target_ulong rets) 507 { 508 if ((token >= RTAS_TOKEN_BASE) && (token < RTAS_TOKEN_MAX)) { 509 struct rtas_call *call = rtas_table + (token - RTAS_TOKEN_BASE); 510 511 if (call->fn) { 512 call->fn(cpu, spapr, token, nargs, args, nret, rets); 513 return H_SUCCESS; 514 } 515 } 516 517 /* HACK: Some Linux early debug code uses RTAS display-character, 518 * but assumes the token value is 0xa (which it is on some real 519 * machines) without looking it up in the device tree. This 520 * special case makes this work */ 521 if (token == 0xa) { 522 rtas_display_character(cpu, spapr, 0xa, nargs, args, nret, rets); 523 return H_SUCCESS; 524 } 525 526 hcall_dprintf("Unknown RTAS token 0x%x\n", token); 527 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 528 return H_PARAMETER; 529 } 530 531 uint64_t qtest_rtas_call(char *cmd, uint32_t nargs, uint64_t args, 532 uint32_t nret, uint64_t rets) 533 { 534 int token; 535 536 for (token = 0; token < RTAS_TOKEN_MAX - RTAS_TOKEN_BASE; token++) { 537 if (strcmp(cmd, rtas_table[token].name) == 0) { 538 SpaprMachineState *spapr = SPAPR_MACHINE(qdev_get_machine()); 539 PowerPCCPU *cpu = POWERPC_CPU(first_cpu); 540 541 rtas_table[token].fn(cpu, spapr, token + RTAS_TOKEN_BASE, 542 nargs, args, nret, rets); 543 return H_SUCCESS; 544 } 545 } 546 return H_PARAMETER; 547 } 548 549 void spapr_rtas_register(int token, const char *name, spapr_rtas_fn fn) 550 { 551 assert((token >= RTAS_TOKEN_BASE) && (token < RTAS_TOKEN_MAX)); 552 553 token -= RTAS_TOKEN_BASE; 554 555 assert(!name || !rtas_table[token].name); 556 557 rtas_table[token].name = name; 558 rtas_table[token].fn = fn; 559 } 560 561 void spapr_dt_rtas_tokens(void *fdt, int rtas) 562 { 563 int i; 564 565 for (i = 0; i < RTAS_TOKEN_MAX - RTAS_TOKEN_BASE; i++) { 566 struct rtas_call *call = &rtas_table[i]; 567 568 if (!call->name) { 569 continue; 570 } 571 572 _FDT(fdt_setprop_cell(fdt, rtas, call->name, i + RTAS_TOKEN_BASE)); 573 } 574 } 575 576 hwaddr spapr_get_rtas_addr(void) 577 { 578 SpaprMachineState *spapr = SPAPR_MACHINE(qdev_get_machine()); 579 int rtas_node; 580 const fdt32_t *rtas_data; 581 void *fdt = spapr->fdt_blob; 582 583 /* fetch rtas addr from fdt */ 584 rtas_node = fdt_path_offset(fdt, "/rtas"); 585 if (rtas_node < 0) { 586 return 0; 587 } 588 589 rtas_data = fdt_getprop(fdt, rtas_node, "linux,rtas-base", NULL); 590 if (!rtas_data) { 591 return 0; 592 } 593 594 /* 595 * We assume that the OS called RTAS instantiate-rtas, but some other 596 * OS might call RTAS instantiate-rtas-64 instead. This fine as of now 597 * as SLOF only supports 32-bit variant. 598 */ 599 return (hwaddr)fdt32_to_cpu(*rtas_data); 600 } 601 602 static void core_rtas_register_types(void) 603 { 604 spapr_rtas_register(RTAS_DISPLAY_CHARACTER, "display-character", 605 rtas_display_character); 606 spapr_rtas_register(RTAS_POWER_OFF, "power-off", rtas_power_off); 607 spapr_rtas_register(RTAS_SYSTEM_REBOOT, "system-reboot", 608 rtas_system_reboot); 609 spapr_rtas_register(RTAS_QUERY_CPU_STOPPED_STATE, "query-cpu-stopped-state", 610 rtas_query_cpu_stopped_state); 611 spapr_rtas_register(RTAS_START_CPU, "start-cpu", rtas_start_cpu); 612 spapr_rtas_register(RTAS_STOP_SELF, "stop-self", rtas_stop_self); 613 spapr_rtas_register(RTAS_IBM_SUSPEND_ME, "ibm,suspend-me", 614 rtas_ibm_suspend_me); 615 spapr_rtas_register(RTAS_IBM_GET_SYSTEM_PARAMETER, 616 "ibm,get-system-parameter", 617 rtas_ibm_get_system_parameter); 618 spapr_rtas_register(RTAS_IBM_SET_SYSTEM_PARAMETER, 619 "ibm,set-system-parameter", 620 rtas_ibm_set_system_parameter); 621 spapr_rtas_register(RTAS_IBM_OS_TERM, "ibm,os-term", 622 rtas_ibm_os_term); 623 spapr_rtas_register(RTAS_SET_POWER_LEVEL, "set-power-level", 624 rtas_set_power_level); 625 spapr_rtas_register(RTAS_GET_POWER_LEVEL, "get-power-level", 626 rtas_get_power_level); 627 spapr_rtas_register(RTAS_IBM_NMI_REGISTER, "ibm,nmi-register", 628 rtas_ibm_nmi_register); 629 spapr_rtas_register(RTAS_IBM_NMI_INTERLOCK, "ibm,nmi-interlock", 630 rtas_ibm_nmi_interlock); 631 } 632 633 type_init(core_rtas_register_types) 634