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 "cpu.h" 30 #include "qemu/log.h" 31 #include "qemu/error-report.h" 32 #include "sysemu/sysemu.h" 33 #include "sysemu/device_tree.h" 34 #include "sysemu/cpus.h" 35 #include "sysemu/hw_accel.h" 36 #include "sysemu/runstate.h" 37 #include "kvm_ppc.h" 38 39 #include "hw/ppc/spapr.h" 40 #include "hw/ppc/spapr_vio.h" 41 #include "hw/ppc/spapr_rtas.h" 42 #include "hw/ppc/spapr_cpu_core.h" 43 #include "hw/ppc/ppc.h" 44 #include "hw/boards.h" 45 46 #include <libfdt.h> 47 #include "hw/ppc/spapr_drc.h" 48 #include "qemu/cutils.h" 49 #include "trace.h" 50 #include "hw/ppc/fdt.h" 51 #include "target/ppc/mmu-hash64.h" 52 #include "target/ppc/mmu-book3s-v3.h" 53 #include "migration/blocker.h" 54 #include "helper_regs.h" 55 56 static void rtas_display_character(PowerPCCPU *cpu, SpaprMachineState *spapr, 57 uint32_t token, uint32_t nargs, 58 target_ulong args, 59 uint32_t nret, target_ulong rets) 60 { 61 uint8_t c = rtas_ld(args, 0); 62 SpaprVioDevice *sdev = vty_lookup(spapr, 0); 63 64 if (!sdev) { 65 rtas_st(rets, 0, RTAS_OUT_HW_ERROR); 66 } else { 67 vty_putchars(sdev, &c, sizeof(c)); 68 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 69 } 70 } 71 72 static void rtas_power_off(PowerPCCPU *cpu, SpaprMachineState *spapr, 73 uint32_t token, uint32_t nargs, target_ulong args, 74 uint32_t nret, target_ulong rets) 75 { 76 if (nargs != 2 || nret != 1) { 77 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 78 return; 79 } 80 qemu_system_shutdown_request(SHUTDOWN_CAUSE_GUEST_SHUTDOWN); 81 cpu_stop_current(); 82 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 83 } 84 85 static void rtas_system_reboot(PowerPCCPU *cpu, SpaprMachineState *spapr, 86 uint32_t token, uint32_t nargs, 87 target_ulong args, 88 uint32_t nret, target_ulong rets) 89 { 90 if (nargs != 0 || nret != 1) { 91 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 92 return; 93 } 94 qemu_system_reset_request(SHUTDOWN_CAUSE_GUEST_RESET); 95 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 96 } 97 98 static void rtas_query_cpu_stopped_state(PowerPCCPU *cpu_, 99 SpaprMachineState *spapr, 100 uint32_t token, uint32_t nargs, 101 target_ulong args, 102 uint32_t nret, target_ulong rets) 103 { 104 target_ulong id; 105 PowerPCCPU *cpu; 106 107 if (nargs != 1 || nret != 2) { 108 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 109 return; 110 } 111 112 id = rtas_ld(args, 0); 113 cpu = spapr_find_cpu(id); 114 if (cpu != NULL) { 115 if (CPU(cpu)->halted) { 116 rtas_st(rets, 1, 0); 117 } else { 118 rtas_st(rets, 1, 2); 119 } 120 121 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 122 return; 123 } 124 125 /* Didn't find a matching cpu */ 126 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 127 } 128 129 static void rtas_start_cpu(PowerPCCPU *callcpu, SpaprMachineState *spapr, 130 uint32_t token, uint32_t nargs, 131 target_ulong args, 132 uint32_t nret, target_ulong rets) 133 { 134 target_ulong id, start, r3; 135 PowerPCCPU *newcpu; 136 CPUPPCState *env; 137 PowerPCCPUClass *pcc; 138 target_ulong lpcr; 139 140 if (nargs != 3 || nret != 1) { 141 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 142 return; 143 } 144 145 id = rtas_ld(args, 0); 146 start = rtas_ld(args, 1); 147 r3 = rtas_ld(args, 2); 148 149 newcpu = spapr_find_cpu(id); 150 if (!newcpu) { 151 /* Didn't find a matching cpu */ 152 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 153 return; 154 } 155 156 env = &newcpu->env; 157 pcc = POWERPC_CPU_GET_CLASS(newcpu); 158 159 if (!CPU(newcpu)->halted) { 160 rtas_st(rets, 0, RTAS_OUT_HW_ERROR); 161 return; 162 } 163 164 cpu_synchronize_state(CPU(newcpu)); 165 166 env->msr = (1ULL << MSR_SF) | (1ULL << MSR_ME); 167 hreg_compute_hflags(env); 168 169 /* Enable Power-saving mode Exit Cause exceptions for the new CPU */ 170 lpcr = env->spr[SPR_LPCR]; 171 if (!pcc->interrupts_big_endian(callcpu)) { 172 lpcr |= LPCR_ILE; 173 } 174 if (env->mmu_model == POWERPC_MMU_3_00) { 175 /* 176 * New cpus are expected to start in the same radix/hash mode 177 * as the existing CPUs 178 */ 179 if (ppc64_v3_radix(callcpu)) { 180 lpcr |= LPCR_UPRT | LPCR_GTSE | LPCR_HR; 181 } else { 182 lpcr &= ~(LPCR_UPRT | LPCR_GTSE | LPCR_HR); 183 } 184 env->spr[SPR_PSSCR] &= ~PSSCR_EC; 185 } 186 ppc_store_lpcr(newcpu, lpcr); 187 188 /* 189 * Set the timebase offset of the new CPU to that of the invoking 190 * CPU. This helps hotplugged CPU to have the correct timebase 191 * offset. 192 */ 193 newcpu->env.tb_env->tb_offset = callcpu->env.tb_env->tb_offset; 194 195 spapr_cpu_set_entry_state(newcpu, start, 0, r3, 0); 196 197 qemu_cpu_kick(CPU(newcpu)); 198 199 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 200 } 201 202 static void rtas_stop_self(PowerPCCPU *cpu, SpaprMachineState *spapr, 203 uint32_t token, uint32_t nargs, 204 target_ulong args, 205 uint32_t nret, target_ulong rets) 206 { 207 CPUState *cs = CPU(cpu); 208 CPUPPCState *env = &cpu->env; 209 PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu); 210 211 /* Disable Power-saving mode Exit Cause exceptions for the CPU. 212 * This could deliver an interrupt on a dying CPU and crash the 213 * guest. 214 * For the same reason, set PSSCR_EC. 215 */ 216 ppc_store_lpcr(cpu, env->spr[SPR_LPCR] & ~pcc->lpcr_pm); 217 env->spr[SPR_PSSCR] |= PSSCR_EC; 218 cs->halted = 1; 219 kvmppc_set_reg_ppc_online(cpu, 0); 220 qemu_cpu_kick(cs); 221 } 222 223 static void rtas_ibm_suspend_me(PowerPCCPU *cpu, SpaprMachineState *spapr, 224 uint32_t token, uint32_t nargs, 225 target_ulong args, 226 uint32_t nret, target_ulong rets) 227 { 228 CPUState *cs; 229 230 if (nargs != 0 || nret != 1) { 231 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 232 return; 233 } 234 235 CPU_FOREACH(cs) { 236 PowerPCCPU *c = POWERPC_CPU(cs); 237 CPUPPCState *e = &c->env; 238 if (c == cpu) { 239 continue; 240 } 241 242 /* See h_join */ 243 if (!cs->halted || (e->msr & (1ULL << MSR_EE))) { 244 rtas_st(rets, 0, H_MULTI_THREADS_ACTIVE); 245 return; 246 } 247 } 248 249 qemu_system_suspend_request(); 250 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 251 } 252 253 static inline int sysparm_st(target_ulong addr, target_ulong len, 254 const void *val, uint16_t vallen) 255 { 256 hwaddr phys = ppc64_phys_to_real(addr); 257 258 if (len < 2) { 259 return RTAS_OUT_SYSPARM_PARAM_ERROR; 260 } 261 stw_be_phys(&address_space_memory, phys, vallen); 262 cpu_physical_memory_write(phys + 2, val, MIN(len - 2, vallen)); 263 return RTAS_OUT_SUCCESS; 264 } 265 266 static void rtas_ibm_get_system_parameter(PowerPCCPU *cpu, 267 SpaprMachineState *spapr, 268 uint32_t token, uint32_t nargs, 269 target_ulong args, 270 uint32_t nret, target_ulong rets) 271 { 272 PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu); 273 MachineState *ms = MACHINE(spapr); 274 target_ulong parameter = rtas_ld(args, 0); 275 target_ulong buffer = rtas_ld(args, 1); 276 target_ulong length = rtas_ld(args, 2); 277 target_ulong ret; 278 279 switch (parameter) { 280 case RTAS_SYSPARM_SPLPAR_CHARACTERISTICS: { 281 char *param_val = g_strdup_printf("MaxEntCap=%d," 282 "DesMem=%" PRIu64 "," 283 "DesProcs=%d," 284 "MaxPlatProcs=%d", 285 ms->smp.max_cpus, 286 ms->ram_size / MiB, 287 ms->smp.cpus, 288 ms->smp.max_cpus); 289 if (pcc->n_host_threads > 0) { 290 char *hostthr_val, *old = param_val; 291 292 /* 293 * Add HostThrs property. This property is not present in PAPR but 294 * is expected by some guests to communicate the number of physical 295 * host threads per core on the system so that they can scale 296 * information which varies based on the thread configuration. 297 */ 298 hostthr_val = g_strdup_printf(",HostThrs=%d", pcc->n_host_threads); 299 param_val = g_strconcat(param_val, hostthr_val, NULL); 300 g_free(hostthr_val); 301 g_free(old); 302 } 303 ret = sysparm_st(buffer, length, param_val, strlen(param_val) + 1); 304 g_free(param_val); 305 break; 306 } 307 case RTAS_SYSPARM_DIAGNOSTICS_RUN_MODE: { 308 uint8_t param_val = DIAGNOSTICS_RUN_MODE_DISABLED; 309 310 ret = sysparm_st(buffer, length, ¶m_val, sizeof(param_val)); 311 break; 312 } 313 case RTAS_SYSPARM_UUID: 314 ret = sysparm_st(buffer, length, (unsigned char *)&qemu_uuid, 315 (qemu_uuid_set ? 16 : 0)); 316 break; 317 default: 318 ret = RTAS_OUT_NOT_SUPPORTED; 319 } 320 321 rtas_st(rets, 0, ret); 322 } 323 324 static void rtas_ibm_set_system_parameter(PowerPCCPU *cpu, 325 SpaprMachineState *spapr, 326 uint32_t token, uint32_t nargs, 327 target_ulong args, 328 uint32_t nret, target_ulong rets) 329 { 330 target_ulong parameter = rtas_ld(args, 0); 331 target_ulong ret = RTAS_OUT_NOT_SUPPORTED; 332 333 switch (parameter) { 334 case RTAS_SYSPARM_SPLPAR_CHARACTERISTICS: 335 case RTAS_SYSPARM_DIAGNOSTICS_RUN_MODE: 336 case RTAS_SYSPARM_UUID: 337 ret = RTAS_OUT_NOT_AUTHORIZED; 338 break; 339 } 340 341 rtas_st(rets, 0, ret); 342 } 343 344 static void rtas_ibm_os_term(PowerPCCPU *cpu, 345 SpaprMachineState *spapr, 346 uint32_t token, uint32_t nargs, 347 target_ulong args, 348 uint32_t nret, target_ulong rets) 349 { 350 target_ulong msgaddr = rtas_ld(args, 0); 351 char msg[512]; 352 353 cpu_physical_memory_read(msgaddr, msg, sizeof(msg) - 1); 354 msg[sizeof(msg) - 1] = 0; 355 356 error_report("OS terminated: %s", msg); 357 qemu_system_guest_panicked(NULL); 358 359 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 360 } 361 362 static void rtas_set_power_level(PowerPCCPU *cpu, SpaprMachineState *spapr, 363 uint32_t token, uint32_t nargs, 364 target_ulong args, uint32_t nret, 365 target_ulong rets) 366 { 367 int32_t power_domain; 368 369 if (nargs != 2 || nret != 2) { 370 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 371 return; 372 } 373 374 /* we currently only use a single, "live insert" powerdomain for 375 * hotplugged/dlpar'd resources, so the power is always live/full (100) 376 */ 377 power_domain = rtas_ld(args, 0); 378 if (power_domain != -1) { 379 rtas_st(rets, 0, RTAS_OUT_NOT_SUPPORTED); 380 return; 381 } 382 383 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 384 rtas_st(rets, 1, 100); 385 } 386 387 static void rtas_get_power_level(PowerPCCPU *cpu, SpaprMachineState *spapr, 388 uint32_t token, uint32_t nargs, 389 target_ulong args, uint32_t nret, 390 target_ulong rets) 391 { 392 int32_t power_domain; 393 394 if (nargs != 1 || nret != 2) { 395 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 396 return; 397 } 398 399 /* we currently only use a single, "live insert" powerdomain for 400 * hotplugged/dlpar'd resources, so the power is always live/full (100) 401 */ 402 power_domain = rtas_ld(args, 0); 403 if (power_domain != -1) { 404 rtas_st(rets, 0, RTAS_OUT_NOT_SUPPORTED); 405 return; 406 } 407 408 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 409 rtas_st(rets, 1, 100); 410 } 411 412 static void rtas_ibm_nmi_register(PowerPCCPU *cpu, 413 SpaprMachineState *spapr, 414 uint32_t token, uint32_t nargs, 415 target_ulong args, 416 uint32_t nret, target_ulong rets) 417 { 418 hwaddr rtas_addr; 419 target_ulong sreset_addr, mce_addr; 420 421 if (spapr_get_cap(spapr, SPAPR_CAP_FWNMI) == SPAPR_CAP_OFF) { 422 rtas_st(rets, 0, RTAS_OUT_NOT_SUPPORTED); 423 return; 424 } 425 426 rtas_addr = spapr_get_rtas_addr(); 427 if (!rtas_addr) { 428 rtas_st(rets, 0, RTAS_OUT_NOT_SUPPORTED); 429 return; 430 } 431 432 sreset_addr = rtas_ld(args, 0); 433 mce_addr = rtas_ld(args, 1); 434 435 /* PAPR requires these are in the first 32M of memory and within RMA */ 436 if (sreset_addr >= 32 * MiB || sreset_addr >= spapr->rma_size || 437 mce_addr >= 32 * MiB || mce_addr >= spapr->rma_size) { 438 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 439 return; 440 } 441 442 if (kvm_enabled()) { 443 if (kvmppc_set_fwnmi(cpu) < 0) { 444 rtas_st(rets, 0, RTAS_OUT_NOT_SUPPORTED); 445 return; 446 } 447 } 448 449 spapr->fwnmi_system_reset_addr = sreset_addr; 450 spapr->fwnmi_machine_check_addr = mce_addr; 451 452 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 453 } 454 455 static void rtas_ibm_nmi_interlock(PowerPCCPU *cpu, 456 SpaprMachineState *spapr, 457 uint32_t token, uint32_t nargs, 458 target_ulong args, 459 uint32_t nret, target_ulong rets) 460 { 461 if (spapr_get_cap(spapr, SPAPR_CAP_FWNMI) == SPAPR_CAP_OFF) { 462 rtas_st(rets, 0, RTAS_OUT_NOT_SUPPORTED); 463 return; 464 } 465 466 if (spapr->fwnmi_machine_check_addr == -1) { 467 qemu_log_mask(LOG_GUEST_ERROR, 468 "FWNMI: ibm,nmi-interlock RTAS called with FWNMI not registered.\n"); 469 470 /* NMI register not called */ 471 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 472 return; 473 } 474 475 if (spapr->fwnmi_machine_check_interlock != cpu->vcpu_id) { 476 /* 477 * The vCPU that hit the NMI should invoke "ibm,nmi-interlock" 478 * This should be PARAM_ERROR, but Linux calls "ibm,nmi-interlock" 479 * for system reset interrupts, despite them not being interlocked. 480 * PowerVM silently ignores this and returns success here. Returning 481 * failure causes Linux to print the error "FWNMI: nmi-interlock 482 * failed: -3", although no other apparent ill effects, this is a 483 * regression for the user when enabling FWNMI. So for now, match 484 * PowerVM. When most Linux clients are fixed, this could be 485 * changed. 486 */ 487 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 488 return; 489 } 490 491 /* 492 * vCPU issuing "ibm,nmi-interlock" is done with NMI handling, 493 * hence unset fwnmi_machine_check_interlock. 494 */ 495 spapr->fwnmi_machine_check_interlock = -1; 496 qemu_cond_signal(&spapr->fwnmi_machine_check_interlock_cond); 497 rtas_st(rets, 0, RTAS_OUT_SUCCESS); 498 migrate_del_blocker(spapr->fwnmi_migration_blocker); 499 } 500 501 static struct rtas_call { 502 const char *name; 503 spapr_rtas_fn fn; 504 } rtas_table[RTAS_TOKEN_MAX - RTAS_TOKEN_BASE]; 505 506 target_ulong spapr_rtas_call(PowerPCCPU *cpu, SpaprMachineState *spapr, 507 uint32_t token, uint32_t nargs, target_ulong args, 508 uint32_t nret, target_ulong rets) 509 { 510 if ((token >= RTAS_TOKEN_BASE) && (token < RTAS_TOKEN_MAX)) { 511 struct rtas_call *call = rtas_table + (token - RTAS_TOKEN_BASE); 512 513 if (call->fn) { 514 call->fn(cpu, spapr, token, nargs, args, nret, rets); 515 return H_SUCCESS; 516 } 517 } 518 519 /* HACK: Some Linux early debug code uses RTAS display-character, 520 * but assumes the token value is 0xa (which it is on some real 521 * machines) without looking it up in the device tree. This 522 * special case makes this work */ 523 if (token == 0xa) { 524 rtas_display_character(cpu, spapr, 0xa, nargs, args, nret, rets); 525 return H_SUCCESS; 526 } 527 528 hcall_dprintf("Unknown RTAS token 0x%x\n", token); 529 rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); 530 return H_PARAMETER; 531 } 532 533 uint64_t qtest_rtas_call(char *cmd, uint32_t nargs, uint64_t args, 534 uint32_t nret, uint64_t rets) 535 { 536 int token; 537 538 for (token = 0; token < RTAS_TOKEN_MAX - RTAS_TOKEN_BASE; token++) { 539 if (strcmp(cmd, rtas_table[token].name) == 0) { 540 SpaprMachineState *spapr = SPAPR_MACHINE(qdev_get_machine()); 541 PowerPCCPU *cpu = POWERPC_CPU(first_cpu); 542 543 rtas_table[token].fn(cpu, spapr, token + RTAS_TOKEN_BASE, 544 nargs, args, nret, rets); 545 return H_SUCCESS; 546 } 547 } 548 return H_PARAMETER; 549 } 550 551 void spapr_rtas_register(int token, const char *name, spapr_rtas_fn fn) 552 { 553 assert((token >= RTAS_TOKEN_BASE) && (token < RTAS_TOKEN_MAX)); 554 555 token -= RTAS_TOKEN_BASE; 556 557 assert(!name || !rtas_table[token].name); 558 559 rtas_table[token].name = name; 560 rtas_table[token].fn = fn; 561 } 562 563 void spapr_dt_rtas_tokens(void *fdt, int rtas) 564 { 565 int i; 566 567 for (i = 0; i < RTAS_TOKEN_MAX - RTAS_TOKEN_BASE; i++) { 568 struct rtas_call *call = &rtas_table[i]; 569 570 if (!call->name) { 571 continue; 572 } 573 574 _FDT(fdt_setprop_cell(fdt, rtas, call->name, i + RTAS_TOKEN_BASE)); 575 } 576 } 577 578 hwaddr spapr_get_rtas_addr(void) 579 { 580 SpaprMachineState *spapr = SPAPR_MACHINE(qdev_get_machine()); 581 int rtas_node; 582 const fdt32_t *rtas_data; 583 void *fdt = spapr->fdt_blob; 584 585 /* fetch rtas addr from fdt */ 586 rtas_node = fdt_path_offset(fdt, "/rtas"); 587 if (rtas_node < 0) { 588 return 0; 589 } 590 591 rtas_data = fdt_getprop(fdt, rtas_node, "linux,rtas-base", NULL); 592 if (!rtas_data) { 593 return 0; 594 } 595 596 /* 597 * We assume that the OS called RTAS instantiate-rtas, but some other 598 * OS might call RTAS instantiate-rtas-64 instead. This fine as of now 599 * as SLOF only supports 32-bit variant. 600 */ 601 return (hwaddr)fdt32_to_cpu(*rtas_data); 602 } 603 604 static void core_rtas_register_types(void) 605 { 606 spapr_rtas_register(RTAS_DISPLAY_CHARACTER, "display-character", 607 rtas_display_character); 608 spapr_rtas_register(RTAS_POWER_OFF, "power-off", rtas_power_off); 609 spapr_rtas_register(RTAS_SYSTEM_REBOOT, "system-reboot", 610 rtas_system_reboot); 611 spapr_rtas_register(RTAS_QUERY_CPU_STOPPED_STATE, "query-cpu-stopped-state", 612 rtas_query_cpu_stopped_state); 613 spapr_rtas_register(RTAS_START_CPU, "start-cpu", rtas_start_cpu); 614 spapr_rtas_register(RTAS_STOP_SELF, "stop-self", rtas_stop_self); 615 spapr_rtas_register(RTAS_IBM_SUSPEND_ME, "ibm,suspend-me", 616 rtas_ibm_suspend_me); 617 spapr_rtas_register(RTAS_IBM_GET_SYSTEM_PARAMETER, 618 "ibm,get-system-parameter", 619 rtas_ibm_get_system_parameter); 620 spapr_rtas_register(RTAS_IBM_SET_SYSTEM_PARAMETER, 621 "ibm,set-system-parameter", 622 rtas_ibm_set_system_parameter); 623 spapr_rtas_register(RTAS_IBM_OS_TERM, "ibm,os-term", 624 rtas_ibm_os_term); 625 spapr_rtas_register(RTAS_SET_POWER_LEVEL, "set-power-level", 626 rtas_set_power_level); 627 spapr_rtas_register(RTAS_GET_POWER_LEVEL, "get-power-level", 628 rtas_get_power_level); 629 spapr_rtas_register(RTAS_IBM_NMI_REGISTER, "ibm,nmi-register", 630 rtas_ibm_nmi_register); 631 spapr_rtas_register(RTAS_IBM_NMI_INTERLOCK, "ibm,nmi-interlock", 632 rtas_ibm_nmi_interlock); 633 } 634 635 type_init(core_rtas_register_types) 636