1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 * OPAL API definitions. 4 * 5 * Copyright 2011-2015 IBM Corp. 6 */ 7 8 #ifndef __OPAL_API_H 9 #define __OPAL_API_H 10 11 /****** OPAL APIs ******/ 12 13 /* Return codes */ 14 #define OPAL_SUCCESS 0 15 #define OPAL_PARAMETER -1 16 #define OPAL_BUSY -2 17 #define OPAL_PARTIAL -3 18 #define OPAL_CONSTRAINED -4 19 #define OPAL_CLOSED -5 20 #define OPAL_HARDWARE -6 21 #define OPAL_UNSUPPORTED -7 22 #define OPAL_PERMISSION -8 23 #define OPAL_NO_MEM -9 24 #define OPAL_RESOURCE -10 25 #define OPAL_INTERNAL_ERROR -11 26 #define OPAL_BUSY_EVENT -12 27 #define OPAL_HARDWARE_FROZEN -13 28 #define OPAL_WRONG_STATE -14 29 #define OPAL_ASYNC_COMPLETION -15 30 #define OPAL_EMPTY -16 31 #define OPAL_I2C_TIMEOUT -17 32 #define OPAL_I2C_INVALID_CMD -18 33 #define OPAL_I2C_LBUS_PARITY -19 34 #define OPAL_I2C_BKEND_OVERRUN -20 35 #define OPAL_I2C_BKEND_ACCESS -21 36 #define OPAL_I2C_ARBT_LOST -22 37 #define OPAL_I2C_NACK_RCVD -23 38 #define OPAL_I2C_STOP_ERR -24 39 #define OPAL_XIVE_PROVISIONING -31 40 #define OPAL_XIVE_FREE_ACTIVE -32 41 #define OPAL_TIMEOUT -33 42 43 /* API Tokens (in r0) */ 44 #define OPAL_INVALID_CALL -1 45 #define OPAL_TEST 0 46 #define OPAL_CONSOLE_WRITE 1 47 #define OPAL_CONSOLE_READ 2 48 #define OPAL_RTC_READ 3 49 #define OPAL_RTC_WRITE 4 50 #define OPAL_CEC_POWER_DOWN 5 51 #define OPAL_CEC_REBOOT 6 52 #define OPAL_READ_NVRAM 7 53 #define OPAL_WRITE_NVRAM 8 54 #define OPAL_HANDLE_INTERRUPT 9 55 #define OPAL_POLL_EVENTS 10 56 #define OPAL_PCI_SET_HUB_TCE_MEMORY 11 57 #define OPAL_PCI_SET_PHB_TCE_MEMORY 12 58 #define OPAL_PCI_CONFIG_READ_BYTE 13 59 #define OPAL_PCI_CONFIG_READ_HALF_WORD 14 60 #define OPAL_PCI_CONFIG_READ_WORD 15 61 #define OPAL_PCI_CONFIG_WRITE_BYTE 16 62 #define OPAL_PCI_CONFIG_WRITE_HALF_WORD 17 63 #define OPAL_PCI_CONFIG_WRITE_WORD 18 64 #define OPAL_SET_XIVE 19 65 #define OPAL_GET_XIVE 20 66 #define OPAL_GET_COMPLETION_TOKEN_STATUS 21 /* obsolete */ 67 #define OPAL_REGISTER_OPAL_EXCEPTION_HANDLER 22 68 #define OPAL_PCI_EEH_FREEZE_STATUS 23 69 #define OPAL_PCI_SHPC 24 70 #define OPAL_CONSOLE_WRITE_BUFFER_SPACE 25 71 #define OPAL_PCI_EEH_FREEZE_CLEAR 26 72 #define OPAL_PCI_PHB_MMIO_ENABLE 27 73 #define OPAL_PCI_SET_PHB_MEM_WINDOW 28 74 #define OPAL_PCI_MAP_PE_MMIO_WINDOW 29 75 #define OPAL_PCI_SET_PHB_TABLE_MEMORY 30 76 #define OPAL_PCI_SET_PE 31 77 #define OPAL_PCI_SET_PELTV 32 78 #define OPAL_PCI_SET_MVE 33 79 #define OPAL_PCI_SET_MVE_ENABLE 34 80 #define OPAL_PCI_GET_XIVE_REISSUE 35 81 #define OPAL_PCI_SET_XIVE_REISSUE 36 82 #define OPAL_PCI_SET_XIVE_PE 37 83 #define OPAL_GET_XIVE_SOURCE 38 84 #define OPAL_GET_MSI_32 39 85 #define OPAL_GET_MSI_64 40 86 #define OPAL_START_CPU 41 87 #define OPAL_QUERY_CPU_STATUS 42 88 #define OPAL_WRITE_OPPANEL 43 /* unimplemented */ 89 #define OPAL_PCI_MAP_PE_DMA_WINDOW 44 90 #define OPAL_PCI_MAP_PE_DMA_WINDOW_REAL 45 91 #define OPAL_PCI_RESET 49 92 #define OPAL_PCI_GET_HUB_DIAG_DATA 50 93 #define OPAL_PCI_GET_PHB_DIAG_DATA 51 94 #define OPAL_PCI_FENCE_PHB 52 95 #define OPAL_PCI_REINIT 53 96 #define OPAL_PCI_MASK_PE_ERROR 54 97 #define OPAL_SET_SLOT_LED_STATUS 55 98 #define OPAL_GET_EPOW_STATUS 56 99 #define OPAL_SET_SYSTEM_ATTENTION_LED 57 100 #define OPAL_RESERVED1 58 101 #define OPAL_RESERVED2 59 102 #define OPAL_PCI_NEXT_ERROR 60 103 #define OPAL_PCI_EEH_FREEZE_STATUS2 61 104 #define OPAL_PCI_POLL 62 105 #define OPAL_PCI_MSI_EOI 63 106 #define OPAL_PCI_GET_PHB_DIAG_DATA2 64 107 #define OPAL_XSCOM_READ 65 108 #define OPAL_XSCOM_WRITE 66 109 #define OPAL_LPC_READ 67 110 #define OPAL_LPC_WRITE 68 111 #define OPAL_RETURN_CPU 69 112 #define OPAL_REINIT_CPUS 70 113 #define OPAL_ELOG_READ 71 114 #define OPAL_ELOG_WRITE 72 115 #define OPAL_ELOG_ACK 73 116 #define OPAL_ELOG_RESEND 74 117 #define OPAL_ELOG_SIZE 75 118 #define OPAL_FLASH_VALIDATE 76 119 #define OPAL_FLASH_MANAGE 77 120 #define OPAL_FLASH_UPDATE 78 121 #define OPAL_RESYNC_TIMEBASE 79 122 #define OPAL_CHECK_TOKEN 80 123 #define OPAL_DUMP_INIT 81 124 #define OPAL_DUMP_INFO 82 125 #define OPAL_DUMP_READ 83 126 #define OPAL_DUMP_ACK 84 127 #define OPAL_GET_MSG 85 128 #define OPAL_CHECK_ASYNC_COMPLETION 86 129 #define OPAL_SYNC_HOST_REBOOT 87 130 #define OPAL_SENSOR_READ 88 131 #define OPAL_GET_PARAM 89 132 #define OPAL_SET_PARAM 90 133 #define OPAL_DUMP_RESEND 91 134 #define OPAL_ELOG_SEND 92 /* Deprecated */ 135 #define OPAL_PCI_SET_PHB_CAPI_MODE 93 136 #define OPAL_DUMP_INFO2 94 137 #define OPAL_WRITE_OPPANEL_ASYNC 95 138 #define OPAL_PCI_ERR_INJECT 96 139 #define OPAL_PCI_EEH_FREEZE_SET 97 140 #define OPAL_HANDLE_HMI 98 141 #define OPAL_CONFIG_CPU_IDLE_STATE 99 142 #define OPAL_SLW_SET_REG 100 143 #define OPAL_REGISTER_DUMP_REGION 101 144 #define OPAL_UNREGISTER_DUMP_REGION 102 145 #define OPAL_WRITE_TPO 103 146 #define OPAL_READ_TPO 104 147 #define OPAL_GET_DPO_STATUS 105 148 #define OPAL_OLD_I2C_REQUEST 106 /* Deprecated */ 149 #define OPAL_IPMI_SEND 107 150 #define OPAL_IPMI_RECV 108 151 #define OPAL_I2C_REQUEST 109 152 #define OPAL_FLASH_READ 110 153 #define OPAL_FLASH_WRITE 111 154 #define OPAL_FLASH_ERASE 112 155 #define OPAL_PRD_MSG 113 156 #define OPAL_LEDS_GET_INDICATOR 114 157 #define OPAL_LEDS_SET_INDICATOR 115 158 #define OPAL_CEC_REBOOT2 116 159 #define OPAL_CONSOLE_FLUSH 117 160 #define OPAL_GET_DEVICE_TREE 118 161 #define OPAL_PCI_GET_PRESENCE_STATE 119 162 #define OPAL_PCI_GET_POWER_STATE 120 163 #define OPAL_PCI_SET_POWER_STATE 121 164 #define OPAL_INT_GET_XIRR 122 165 #define OPAL_INT_SET_CPPR 123 166 #define OPAL_INT_EOI 124 167 #define OPAL_INT_SET_MFRR 125 168 #define OPAL_PCI_TCE_KILL 126 169 #define OPAL_NMMU_SET_PTCR 127 170 #define OPAL_XIVE_RESET 128 171 #define OPAL_XIVE_GET_IRQ_INFO 129 172 #define OPAL_XIVE_GET_IRQ_CONFIG 130 173 #define OPAL_XIVE_SET_IRQ_CONFIG 131 174 #define OPAL_XIVE_GET_QUEUE_INFO 132 175 #define OPAL_XIVE_SET_QUEUE_INFO 133 176 #define OPAL_XIVE_DONATE_PAGE 134 177 #define OPAL_XIVE_ALLOCATE_VP_BLOCK 135 178 #define OPAL_XIVE_FREE_VP_BLOCK 136 179 #define OPAL_XIVE_GET_VP_INFO 137 180 #define OPAL_XIVE_SET_VP_INFO 138 181 #define OPAL_XIVE_ALLOCATE_IRQ 139 182 #define OPAL_XIVE_FREE_IRQ 140 183 #define OPAL_XIVE_SYNC 141 184 #define OPAL_XIVE_DUMP 142 185 #define OPAL_XIVE_GET_QUEUE_STATE 143 186 #define OPAL_XIVE_SET_QUEUE_STATE 144 187 #define OPAL_SIGNAL_SYSTEM_RESET 145 188 #define OPAL_NPU_INIT_CONTEXT 146 189 #define OPAL_NPU_DESTROY_CONTEXT 147 190 #define OPAL_NPU_MAP_LPAR 148 191 #define OPAL_IMC_COUNTERS_INIT 149 192 #define OPAL_IMC_COUNTERS_START 150 193 #define OPAL_IMC_COUNTERS_STOP 151 194 #define OPAL_GET_POWERCAP 152 195 #define OPAL_SET_POWERCAP 153 196 #define OPAL_GET_POWER_SHIFT_RATIO 154 197 #define OPAL_SET_POWER_SHIFT_RATIO 155 198 #define OPAL_SENSOR_GROUP_CLEAR 156 199 #define OPAL_PCI_SET_P2P 157 200 #define OPAL_QUIESCE 158 201 #define OPAL_NPU_SPA_SETUP 159 202 #define OPAL_NPU_SPA_CLEAR_CACHE 160 203 #define OPAL_NPU_TL_SET 161 204 #define OPAL_SENSOR_READ_U64 162 205 #define OPAL_SENSOR_GROUP_ENABLE 163 206 #define OPAL_PCI_GET_PBCQ_TUNNEL_BAR 164 207 #define OPAL_PCI_SET_PBCQ_TUNNEL_BAR 165 208 #define OPAL_HANDLE_HMI2 166 209 #define OPAL_NX_COPROC_INIT 167 210 #define OPAL_XIVE_GET_VP_STATE 170 211 #define OPAL_MPIPL_UPDATE 173 212 #define OPAL_MPIPL_REGISTER_TAG 174 213 #define OPAL_MPIPL_QUERY_TAG 175 214 #define OPAL_LAST 175 215 216 #define QUIESCE_HOLD 1 /* Spin all calls at entry */ 217 #define QUIESCE_REJECT 2 /* Fail all calls with OPAL_BUSY */ 218 #define QUIESCE_LOCK_BREAK 3 /* Set to ignore locks. */ 219 #define QUIESCE_RESUME 4 /* Un-quiesce */ 220 #define QUIESCE_RESUME_FAST_REBOOT 5 /* Un-quiesce, fast reboot */ 221 222 /* Device tree flags */ 223 224 /* 225 * Flags set in power-mgmt nodes in device tree describing 226 * idle states that are supported in the platform. 227 */ 228 229 #define OPAL_PM_TIMEBASE_STOP 0x00000002 230 #define OPAL_PM_LOSE_HYP_CONTEXT 0x00002000 231 #define OPAL_PM_LOSE_FULL_CONTEXT 0x00004000 232 #define OPAL_PM_NAP_ENABLED 0x00010000 233 #define OPAL_PM_SLEEP_ENABLED 0x00020000 234 #define OPAL_PM_WINKLE_ENABLED 0x00040000 235 #define OPAL_PM_SLEEP_ENABLED_ER1 0x00080000 /* with workaround */ 236 #define OPAL_PM_STOP_INST_FAST 0x00100000 237 #define OPAL_PM_STOP_INST_DEEP 0x00200000 238 239 /* 240 * OPAL_CONFIG_CPU_IDLE_STATE parameters 241 */ 242 #define OPAL_CONFIG_IDLE_FASTSLEEP 1 243 #define OPAL_CONFIG_IDLE_UNDO 0 244 #define OPAL_CONFIG_IDLE_APPLY 1 245 246 #ifndef __ASSEMBLY__ 247 248 /* Other enums */ 249 enum OpalFreezeState { 250 OPAL_EEH_STOPPED_NOT_FROZEN = 0, 251 OPAL_EEH_STOPPED_MMIO_FREEZE = 1, 252 OPAL_EEH_STOPPED_DMA_FREEZE = 2, 253 OPAL_EEH_STOPPED_MMIO_DMA_FREEZE = 3, 254 OPAL_EEH_STOPPED_RESET = 4, 255 OPAL_EEH_STOPPED_TEMP_UNAVAIL = 5, 256 OPAL_EEH_STOPPED_PERM_UNAVAIL = 6 257 }; 258 259 enum OpalEehFreezeActionToken { 260 OPAL_EEH_ACTION_CLEAR_FREEZE_MMIO = 1, 261 OPAL_EEH_ACTION_CLEAR_FREEZE_DMA = 2, 262 OPAL_EEH_ACTION_CLEAR_FREEZE_ALL = 3, 263 264 OPAL_EEH_ACTION_SET_FREEZE_MMIO = 1, 265 OPAL_EEH_ACTION_SET_FREEZE_DMA = 2, 266 OPAL_EEH_ACTION_SET_FREEZE_ALL = 3 267 }; 268 269 enum OpalPciStatusToken { 270 OPAL_EEH_NO_ERROR = 0, 271 OPAL_EEH_IOC_ERROR = 1, 272 OPAL_EEH_PHB_ERROR = 2, 273 OPAL_EEH_PE_ERROR = 3, 274 OPAL_EEH_PE_MMIO_ERROR = 4, 275 OPAL_EEH_PE_DMA_ERROR = 5 276 }; 277 278 enum OpalPciErrorSeverity { 279 OPAL_EEH_SEV_NO_ERROR = 0, 280 OPAL_EEH_SEV_IOC_DEAD = 1, 281 OPAL_EEH_SEV_PHB_DEAD = 2, 282 OPAL_EEH_SEV_PHB_FENCED = 3, 283 OPAL_EEH_SEV_PE_ER = 4, 284 OPAL_EEH_SEV_INF = 5 285 }; 286 287 enum OpalErrinjectType { 288 OPAL_ERR_INJECT_TYPE_IOA_BUS_ERR = 0, 289 OPAL_ERR_INJECT_TYPE_IOA_BUS_ERR64 = 1, 290 }; 291 292 enum OpalErrinjectFunc { 293 /* IOA bus specific errors */ 294 OPAL_ERR_INJECT_FUNC_IOA_LD_MEM_ADDR = 0, 295 OPAL_ERR_INJECT_FUNC_IOA_LD_MEM_DATA = 1, 296 OPAL_ERR_INJECT_FUNC_IOA_LD_IO_ADDR = 2, 297 OPAL_ERR_INJECT_FUNC_IOA_LD_IO_DATA = 3, 298 OPAL_ERR_INJECT_FUNC_IOA_LD_CFG_ADDR = 4, 299 OPAL_ERR_INJECT_FUNC_IOA_LD_CFG_DATA = 5, 300 OPAL_ERR_INJECT_FUNC_IOA_ST_MEM_ADDR = 6, 301 OPAL_ERR_INJECT_FUNC_IOA_ST_MEM_DATA = 7, 302 OPAL_ERR_INJECT_FUNC_IOA_ST_IO_ADDR = 8, 303 OPAL_ERR_INJECT_FUNC_IOA_ST_IO_DATA = 9, 304 OPAL_ERR_INJECT_FUNC_IOA_ST_CFG_ADDR = 10, 305 OPAL_ERR_INJECT_FUNC_IOA_ST_CFG_DATA = 11, 306 OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_ADDR = 12, 307 OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_DATA = 13, 308 OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_MASTER = 14, 309 OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_TARGET = 15, 310 OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_ADDR = 16, 311 OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_DATA = 17, 312 OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_MASTER = 18, 313 OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_TARGET = 19, 314 }; 315 316 enum OpalMmioWindowType { 317 OPAL_M32_WINDOW_TYPE = 1, 318 OPAL_M64_WINDOW_TYPE = 2, 319 OPAL_IO_WINDOW_TYPE = 3 320 }; 321 322 enum OpalExceptionHandler { 323 OPAL_MACHINE_CHECK_HANDLER = 1, 324 OPAL_HYPERVISOR_MAINTENANCE_HANDLER = 2, 325 OPAL_SOFTPATCH_HANDLER = 3 326 }; 327 328 enum OpalPendingState { 329 OPAL_EVENT_OPAL_INTERNAL = 0x1, 330 OPAL_EVENT_NVRAM = 0x2, 331 OPAL_EVENT_RTC = 0x4, 332 OPAL_EVENT_CONSOLE_OUTPUT = 0x8, 333 OPAL_EVENT_CONSOLE_INPUT = 0x10, 334 OPAL_EVENT_ERROR_LOG_AVAIL = 0x20, 335 OPAL_EVENT_ERROR_LOG = 0x40, 336 OPAL_EVENT_EPOW = 0x80, 337 OPAL_EVENT_LED_STATUS = 0x100, 338 OPAL_EVENT_PCI_ERROR = 0x200, 339 OPAL_EVENT_DUMP_AVAIL = 0x400, 340 OPAL_EVENT_MSG_PENDING = 0x800, 341 }; 342 343 enum OpalThreadStatus { 344 OPAL_THREAD_INACTIVE = 0x0, 345 OPAL_THREAD_STARTED = 0x1, 346 OPAL_THREAD_UNAVAILABLE = 0x2 /* opal-v3 */ 347 }; 348 349 enum OpalPciBusCompare { 350 OpalPciBusAny = 0, /* Any bus number match */ 351 OpalPciBus3Bits = 2, /* Match top 3 bits of bus number */ 352 OpalPciBus4Bits = 3, /* Match top 4 bits of bus number */ 353 OpalPciBus5Bits = 4, /* Match top 5 bits of bus number */ 354 OpalPciBus6Bits = 5, /* Match top 6 bits of bus number */ 355 OpalPciBus7Bits = 6, /* Match top 7 bits of bus number */ 356 OpalPciBusAll = 7, /* Match bus number exactly */ 357 }; 358 359 enum OpalDeviceCompare { 360 OPAL_IGNORE_RID_DEVICE_NUMBER = 0, 361 OPAL_COMPARE_RID_DEVICE_NUMBER = 1 362 }; 363 364 enum OpalFuncCompare { 365 OPAL_IGNORE_RID_FUNCTION_NUMBER = 0, 366 OPAL_COMPARE_RID_FUNCTION_NUMBER = 1 367 }; 368 369 enum OpalPeAction { 370 OPAL_UNMAP_PE = 0, 371 OPAL_MAP_PE = 1 372 }; 373 374 enum OpalPeltvAction { 375 OPAL_REMOVE_PE_FROM_DOMAIN = 0, 376 OPAL_ADD_PE_TO_DOMAIN = 1 377 }; 378 379 enum OpalMveEnableAction { 380 OPAL_DISABLE_MVE = 0, 381 OPAL_ENABLE_MVE = 1 382 }; 383 384 enum OpalM64Action { 385 OPAL_DISABLE_M64 = 0, 386 OPAL_ENABLE_M64_SPLIT = 1, 387 OPAL_ENABLE_M64_NON_SPLIT = 2 388 }; 389 390 enum OpalPciResetScope { 391 OPAL_RESET_PHB_COMPLETE = 1, 392 OPAL_RESET_PCI_LINK = 2, 393 OPAL_RESET_PHB_ERROR = 3, 394 OPAL_RESET_PCI_HOT = 4, 395 OPAL_RESET_PCI_FUNDAMENTAL = 5, 396 OPAL_RESET_PCI_IODA_TABLE = 6 397 }; 398 399 enum OpalPciReinitScope { 400 /* 401 * Note: we chose values that do not overlap 402 * OpalPciResetScope as OPAL v2 used the same 403 * enum for both 404 */ 405 OPAL_REINIT_PCI_DEV = 1000 406 }; 407 408 enum OpalPciResetState { 409 OPAL_DEASSERT_RESET = 0, 410 OPAL_ASSERT_RESET = 1 411 }; 412 413 enum OpalPciSlotPresence { 414 OPAL_PCI_SLOT_EMPTY = 0, 415 OPAL_PCI_SLOT_PRESENT = 1 416 }; 417 418 enum OpalPciSlotPower { 419 OPAL_PCI_SLOT_POWER_OFF = 0, 420 OPAL_PCI_SLOT_POWER_ON = 1, 421 OPAL_PCI_SLOT_OFFLINE = 2, 422 OPAL_PCI_SLOT_ONLINE = 3 423 }; 424 425 enum OpalSlotLedType { 426 OPAL_SLOT_LED_TYPE_ID = 0, /* IDENTIFY LED */ 427 OPAL_SLOT_LED_TYPE_FAULT = 1, /* FAULT LED */ 428 OPAL_SLOT_LED_TYPE_ATTN = 2, /* System Attention LED */ 429 OPAL_SLOT_LED_TYPE_MAX = 3 430 }; 431 432 enum OpalSlotLedState { 433 OPAL_SLOT_LED_STATE_OFF = 0, /* LED is OFF */ 434 OPAL_SLOT_LED_STATE_ON = 1 /* LED is ON */ 435 }; 436 437 /* 438 * Address cycle types for LPC accesses. These also correspond 439 * to the content of the first cell of the "reg" property for 440 * device nodes on the LPC bus 441 */ 442 enum OpalLPCAddressType { 443 OPAL_LPC_MEM = 0, 444 OPAL_LPC_IO = 1, 445 OPAL_LPC_FW = 2, 446 }; 447 448 enum opal_msg_type { 449 OPAL_MSG_ASYNC_COMP = 0, /* params[0] = token, params[1] = rc, 450 * additional params function-specific 451 */ 452 OPAL_MSG_MEM_ERR = 1, 453 OPAL_MSG_EPOW = 2, 454 OPAL_MSG_SHUTDOWN = 3, /* params[0] = 1 reboot, 0 shutdown */ 455 OPAL_MSG_HMI_EVT = 4, 456 OPAL_MSG_DPO = 5, 457 OPAL_MSG_PRD = 6, 458 OPAL_MSG_OCC = 7, 459 OPAL_MSG_PRD2 = 8, 460 OPAL_MSG_TYPE_MAX, 461 }; 462 463 struct opal_msg { 464 __be32 msg_type; 465 __be32 reserved; 466 __be64 params[8]; 467 }; 468 469 /* System parameter permission */ 470 enum OpalSysparamPerm { 471 OPAL_SYSPARAM_READ = 0x1, 472 OPAL_SYSPARAM_WRITE = 0x2, 473 OPAL_SYSPARAM_RW = (OPAL_SYSPARAM_READ | OPAL_SYSPARAM_WRITE), 474 }; 475 476 enum { 477 OPAL_IPMI_MSG_FORMAT_VERSION_1 = 1, 478 }; 479 480 struct opal_ipmi_msg { 481 uint8_t version; 482 uint8_t netfn; 483 uint8_t cmd; 484 uint8_t data[]; 485 }; 486 487 /* FSP memory errors handling */ 488 enum OpalMemErr_Version { 489 OpalMemErr_V1 = 1, 490 }; 491 492 enum OpalMemErrType { 493 OPAL_MEM_ERR_TYPE_RESILIENCE = 0, 494 OPAL_MEM_ERR_TYPE_DYN_DALLOC, 495 }; 496 497 /* Memory Reilience error type */ 498 enum OpalMemErr_ResilErrType { 499 OPAL_MEM_RESILIENCE_CE = 0, 500 OPAL_MEM_RESILIENCE_UE, 501 OPAL_MEM_RESILIENCE_UE_SCRUB, 502 }; 503 504 /* Dynamic Memory Deallocation type */ 505 enum OpalMemErr_DynErrType { 506 OPAL_MEM_DYNAMIC_DEALLOC = 0, 507 }; 508 509 struct OpalMemoryErrorData { 510 enum OpalMemErr_Version version:8; /* 0x00 */ 511 enum OpalMemErrType type:8; /* 0x01 */ 512 __be16 flags; /* 0x02 */ 513 uint8_t reserved_1[4]; /* 0x04 */ 514 515 union { 516 /* Memory Resilience corrected/uncorrected error info */ 517 struct { 518 enum OpalMemErr_ResilErrType resil_err_type:8; 519 uint8_t reserved_1[7]; 520 __be64 physical_address_start; 521 __be64 physical_address_end; 522 } resilience; 523 /* Dynamic memory deallocation error info */ 524 struct { 525 enum OpalMemErr_DynErrType dyn_err_type:8; 526 uint8_t reserved_1[7]; 527 __be64 physical_address_start; 528 __be64 physical_address_end; 529 } dyn_dealloc; 530 } u; 531 }; 532 533 /* HMI interrupt event */ 534 enum OpalHMI_Version { 535 OpalHMIEvt_V1 = 1, 536 OpalHMIEvt_V2 = 2, 537 }; 538 539 enum OpalHMI_Severity { 540 OpalHMI_SEV_NO_ERROR = 0, 541 OpalHMI_SEV_WARNING = 1, 542 OpalHMI_SEV_ERROR_SYNC = 2, 543 OpalHMI_SEV_FATAL = 3, 544 }; 545 546 enum OpalHMI_Disposition { 547 OpalHMI_DISPOSITION_RECOVERED = 0, 548 OpalHMI_DISPOSITION_NOT_RECOVERED = 1, 549 }; 550 551 enum OpalHMI_ErrType { 552 OpalHMI_ERROR_MALFUNC_ALERT = 0, 553 OpalHMI_ERROR_PROC_RECOV_DONE, 554 OpalHMI_ERROR_PROC_RECOV_DONE_AGAIN, 555 OpalHMI_ERROR_PROC_RECOV_MASKED, 556 OpalHMI_ERROR_TFAC, 557 OpalHMI_ERROR_TFMR_PARITY, 558 OpalHMI_ERROR_HA_OVERFLOW_WARN, 559 OpalHMI_ERROR_XSCOM_FAIL, 560 OpalHMI_ERROR_XSCOM_DONE, 561 OpalHMI_ERROR_SCOM_FIR, 562 OpalHMI_ERROR_DEBUG_TRIG_FIR, 563 OpalHMI_ERROR_HYP_RESOURCE, 564 OpalHMI_ERROR_CAPP_RECOVERY, 565 }; 566 567 enum OpalHMI_XstopType { 568 CHECKSTOP_TYPE_UNKNOWN = 0, 569 CHECKSTOP_TYPE_CORE = 1, 570 CHECKSTOP_TYPE_NX = 2, 571 CHECKSTOP_TYPE_NPU = 3 572 }; 573 574 enum OpalHMI_CoreXstopReason { 575 CORE_CHECKSTOP_IFU_REGFILE = 0x00000001, 576 CORE_CHECKSTOP_IFU_LOGIC = 0x00000002, 577 CORE_CHECKSTOP_PC_DURING_RECOV = 0x00000004, 578 CORE_CHECKSTOP_ISU_REGFILE = 0x00000008, 579 CORE_CHECKSTOP_ISU_LOGIC = 0x00000010, 580 CORE_CHECKSTOP_FXU_LOGIC = 0x00000020, 581 CORE_CHECKSTOP_VSU_LOGIC = 0x00000040, 582 CORE_CHECKSTOP_PC_RECOV_IN_MAINT_MODE = 0x00000080, 583 CORE_CHECKSTOP_LSU_REGFILE = 0x00000100, 584 CORE_CHECKSTOP_PC_FWD_PROGRESS = 0x00000200, 585 CORE_CHECKSTOP_LSU_LOGIC = 0x00000400, 586 CORE_CHECKSTOP_PC_LOGIC = 0x00000800, 587 CORE_CHECKSTOP_PC_HYP_RESOURCE = 0x00001000, 588 CORE_CHECKSTOP_PC_HANG_RECOV_FAILED = 0x00002000, 589 CORE_CHECKSTOP_PC_AMBI_HANG_DETECTED = 0x00004000, 590 CORE_CHECKSTOP_PC_DEBUG_TRIG_ERR_INJ = 0x00008000, 591 CORE_CHECKSTOP_PC_SPRD_HYP_ERR_INJ = 0x00010000, 592 }; 593 594 enum OpalHMI_NestAccelXstopReason { 595 NX_CHECKSTOP_SHM_INVAL_STATE_ERR = 0x00000001, 596 NX_CHECKSTOP_DMA_INVAL_STATE_ERR_1 = 0x00000002, 597 NX_CHECKSTOP_DMA_INVAL_STATE_ERR_2 = 0x00000004, 598 NX_CHECKSTOP_DMA_CH0_INVAL_STATE_ERR = 0x00000008, 599 NX_CHECKSTOP_DMA_CH1_INVAL_STATE_ERR = 0x00000010, 600 NX_CHECKSTOP_DMA_CH2_INVAL_STATE_ERR = 0x00000020, 601 NX_CHECKSTOP_DMA_CH3_INVAL_STATE_ERR = 0x00000040, 602 NX_CHECKSTOP_DMA_CH4_INVAL_STATE_ERR = 0x00000080, 603 NX_CHECKSTOP_DMA_CH5_INVAL_STATE_ERR = 0x00000100, 604 NX_CHECKSTOP_DMA_CH6_INVAL_STATE_ERR = 0x00000200, 605 NX_CHECKSTOP_DMA_CH7_INVAL_STATE_ERR = 0x00000400, 606 NX_CHECKSTOP_DMA_CRB_UE = 0x00000800, 607 NX_CHECKSTOP_DMA_CRB_SUE = 0x00001000, 608 NX_CHECKSTOP_PBI_ISN_UE = 0x00002000, 609 }; 610 611 struct OpalHMIEvent { 612 uint8_t version; /* 0x00 */ 613 uint8_t severity; /* 0x01 */ 614 uint8_t type; /* 0x02 */ 615 uint8_t disposition; /* 0x03 */ 616 uint8_t reserved_1[4]; /* 0x04 */ 617 618 __be64 hmer; 619 /* TFMR register. Valid only for TFAC and TFMR_PARITY error type. */ 620 __be64 tfmr; 621 622 /* version 2 and later */ 623 union { 624 /* 625 * checkstop info (Core/NX). 626 * Valid for OpalHMI_ERROR_MALFUNC_ALERT. 627 */ 628 struct { 629 uint8_t xstop_type; /* enum OpalHMI_XstopType */ 630 uint8_t reserved_1[3]; 631 __be32 xstop_reason; 632 union { 633 __be32 pir; /* for CHECKSTOP_TYPE_CORE */ 634 __be32 chip_id; /* for CHECKSTOP_TYPE_NX */ 635 } u; 636 } xstop_error; 637 } u; 638 }; 639 640 /* OPAL_HANDLE_HMI2 out_flags */ 641 enum { 642 OPAL_HMI_FLAGS_TB_RESYNC = (1ull << 0), /* Timebase has been resynced */ 643 OPAL_HMI_FLAGS_DEC_LOST = (1ull << 1), /* DEC lost, needs to be reprogrammed */ 644 OPAL_HMI_FLAGS_HDEC_LOST = (1ull << 2), /* HDEC lost, needs to be reprogrammed */ 645 OPAL_HMI_FLAGS_TOD_TB_FAIL = (1ull << 3), /* TOD/TB recovery failed. */ 646 OPAL_HMI_FLAGS_NEW_EVENT = (1ull << 63), /* An event has been created */ 647 }; 648 649 enum { 650 OPAL_P7IOC_DIAG_TYPE_NONE = 0, 651 OPAL_P7IOC_DIAG_TYPE_RGC = 1, 652 OPAL_P7IOC_DIAG_TYPE_BI = 2, 653 OPAL_P7IOC_DIAG_TYPE_CI = 3, 654 OPAL_P7IOC_DIAG_TYPE_MISC = 4, 655 OPAL_P7IOC_DIAG_TYPE_I2C = 5, 656 OPAL_P7IOC_DIAG_TYPE_LAST = 6 657 }; 658 659 struct OpalIoP7IOCErrorData { 660 __be16 type; 661 662 /* GEM */ 663 __be64 gemXfir; 664 __be64 gemRfir; 665 __be64 gemRirqfir; 666 __be64 gemMask; 667 __be64 gemRwof; 668 669 /* LEM */ 670 __be64 lemFir; 671 __be64 lemErrMask; 672 __be64 lemAction0; 673 __be64 lemAction1; 674 __be64 lemWof; 675 676 union { 677 struct OpalIoP7IOCRgcErrorData { 678 __be64 rgcStatus; /* 3E1C10 */ 679 __be64 rgcLdcp; /* 3E1C18 */ 680 }rgc; 681 struct OpalIoP7IOCBiErrorData { 682 __be64 biLdcp0; /* 3C0100, 3C0118 */ 683 __be64 biLdcp1; /* 3C0108, 3C0120 */ 684 __be64 biLdcp2; /* 3C0110, 3C0128 */ 685 __be64 biFenceStatus; /* 3C0130, 3C0130 */ 686 687 uint8_t biDownbound; /* BI Downbound or Upbound */ 688 }bi; 689 struct OpalIoP7IOCCiErrorData { 690 __be64 ciPortStatus; /* 3Dn008 */ 691 __be64 ciPortLdcp; /* 3Dn010 */ 692 693 uint8_t ciPort; /* Index of CI port: 0/1 */ 694 }ci; 695 }; 696 }; 697 698 /** 699 * This structure defines the overlay which will be used to store PHB error 700 * data upon request. 701 */ 702 enum { 703 OPAL_PHB_ERROR_DATA_VERSION_1 = 1, 704 }; 705 706 enum { 707 OPAL_PHB_ERROR_DATA_TYPE_P7IOC = 1, 708 OPAL_PHB_ERROR_DATA_TYPE_PHB3 = 2, 709 OPAL_PHB_ERROR_DATA_TYPE_PHB4 = 3 710 }; 711 712 enum { 713 OPAL_P7IOC_NUM_PEST_REGS = 128, 714 OPAL_PHB3_NUM_PEST_REGS = 256, 715 OPAL_PHB4_NUM_PEST_REGS = 512 716 }; 717 718 struct OpalIoPhbErrorCommon { 719 __be32 version; 720 __be32 ioType; 721 __be32 len; 722 }; 723 724 struct OpalIoP7IOCPhbErrorData { 725 struct OpalIoPhbErrorCommon common; 726 727 __be32 brdgCtl; 728 729 // P7IOC utl regs 730 __be32 portStatusReg; 731 __be32 rootCmplxStatus; 732 __be32 busAgentStatus; 733 734 // P7IOC cfg regs 735 __be32 deviceStatus; 736 __be32 slotStatus; 737 __be32 linkStatus; 738 __be32 devCmdStatus; 739 __be32 devSecStatus; 740 741 // cfg AER regs 742 __be32 rootErrorStatus; 743 __be32 uncorrErrorStatus; 744 __be32 corrErrorStatus; 745 __be32 tlpHdr1; 746 __be32 tlpHdr2; 747 __be32 tlpHdr3; 748 __be32 tlpHdr4; 749 __be32 sourceId; 750 751 __be32 rsv3; 752 753 // Record data about the call to allocate a buffer. 754 __be64 errorClass; 755 __be64 correlator; 756 757 //P7IOC MMIO Error Regs 758 __be64 p7iocPlssr; // n120 759 __be64 p7iocCsr; // n110 760 __be64 lemFir; // nC00 761 __be64 lemErrorMask; // nC18 762 __be64 lemWOF; // nC40 763 __be64 phbErrorStatus; // nC80 764 __be64 phbFirstErrorStatus; // nC88 765 __be64 phbErrorLog0; // nCC0 766 __be64 phbErrorLog1; // nCC8 767 __be64 mmioErrorStatus; // nD00 768 __be64 mmioFirstErrorStatus; // nD08 769 __be64 mmioErrorLog0; // nD40 770 __be64 mmioErrorLog1; // nD48 771 __be64 dma0ErrorStatus; // nD80 772 __be64 dma0FirstErrorStatus; // nD88 773 __be64 dma0ErrorLog0; // nDC0 774 __be64 dma0ErrorLog1; // nDC8 775 __be64 dma1ErrorStatus; // nE00 776 __be64 dma1FirstErrorStatus; // nE08 777 __be64 dma1ErrorLog0; // nE40 778 __be64 dma1ErrorLog1; // nE48 779 __be64 pestA[OPAL_P7IOC_NUM_PEST_REGS]; 780 __be64 pestB[OPAL_P7IOC_NUM_PEST_REGS]; 781 }; 782 783 struct OpalIoPhb3ErrorData { 784 struct OpalIoPhbErrorCommon common; 785 786 __be32 brdgCtl; 787 788 /* PHB3 UTL regs */ 789 __be32 portStatusReg; 790 __be32 rootCmplxStatus; 791 __be32 busAgentStatus; 792 793 /* PHB3 cfg regs */ 794 __be32 deviceStatus; 795 __be32 slotStatus; 796 __be32 linkStatus; 797 __be32 devCmdStatus; 798 __be32 devSecStatus; 799 800 /* cfg AER regs */ 801 __be32 rootErrorStatus; 802 __be32 uncorrErrorStatus; 803 __be32 corrErrorStatus; 804 __be32 tlpHdr1; 805 __be32 tlpHdr2; 806 __be32 tlpHdr3; 807 __be32 tlpHdr4; 808 __be32 sourceId; 809 810 __be32 rsv3; 811 812 /* Record data about the call to allocate a buffer */ 813 __be64 errorClass; 814 __be64 correlator; 815 816 /* PHB3 MMIO Error Regs */ 817 __be64 nFir; /* 000 */ 818 __be64 nFirMask; /* 003 */ 819 __be64 nFirWOF; /* 008 */ 820 __be64 phbPlssr; /* 120 */ 821 __be64 phbCsr; /* 110 */ 822 __be64 lemFir; /* C00 */ 823 __be64 lemErrorMask; /* C18 */ 824 __be64 lemWOF; /* C40 */ 825 __be64 phbErrorStatus; /* C80 */ 826 __be64 phbFirstErrorStatus; /* C88 */ 827 __be64 phbErrorLog0; /* CC0 */ 828 __be64 phbErrorLog1; /* CC8 */ 829 __be64 mmioErrorStatus; /* D00 */ 830 __be64 mmioFirstErrorStatus; /* D08 */ 831 __be64 mmioErrorLog0; /* D40 */ 832 __be64 mmioErrorLog1; /* D48 */ 833 __be64 dma0ErrorStatus; /* D80 */ 834 __be64 dma0FirstErrorStatus; /* D88 */ 835 __be64 dma0ErrorLog0; /* DC0 */ 836 __be64 dma0ErrorLog1; /* DC8 */ 837 __be64 dma1ErrorStatus; /* E00 */ 838 __be64 dma1FirstErrorStatus; /* E08 */ 839 __be64 dma1ErrorLog0; /* E40 */ 840 __be64 dma1ErrorLog1; /* E48 */ 841 __be64 pestA[OPAL_PHB3_NUM_PEST_REGS]; 842 __be64 pestB[OPAL_PHB3_NUM_PEST_REGS]; 843 }; 844 845 struct OpalIoPhb4ErrorData { 846 struct OpalIoPhbErrorCommon common; 847 848 __be32 brdgCtl; 849 850 /* PHB4 cfg regs */ 851 __be32 deviceStatus; 852 __be32 slotStatus; 853 __be32 linkStatus; 854 __be32 devCmdStatus; 855 __be32 devSecStatus; 856 857 /* cfg AER regs */ 858 __be32 rootErrorStatus; 859 __be32 uncorrErrorStatus; 860 __be32 corrErrorStatus; 861 __be32 tlpHdr1; 862 __be32 tlpHdr2; 863 __be32 tlpHdr3; 864 __be32 tlpHdr4; 865 __be32 sourceId; 866 867 /* PHB4 ETU Error Regs */ 868 __be64 nFir; /* 000 */ 869 __be64 nFirMask; /* 003 */ 870 __be64 nFirWOF; /* 008 */ 871 __be64 phbPlssr; /* 120 */ 872 __be64 phbCsr; /* 110 */ 873 __be64 lemFir; /* C00 */ 874 __be64 lemErrorMask; /* C18 */ 875 __be64 lemWOF; /* C40 */ 876 __be64 phbErrorStatus; /* C80 */ 877 __be64 phbFirstErrorStatus; /* C88 */ 878 __be64 phbErrorLog0; /* CC0 */ 879 __be64 phbErrorLog1; /* CC8 */ 880 __be64 phbTxeErrorStatus; /* D00 */ 881 __be64 phbTxeFirstErrorStatus; /* D08 */ 882 __be64 phbTxeErrorLog0; /* D40 */ 883 __be64 phbTxeErrorLog1; /* D48 */ 884 __be64 phbRxeArbErrorStatus; /* D80 */ 885 __be64 phbRxeArbFirstErrorStatus; /* D88 */ 886 __be64 phbRxeArbErrorLog0; /* DC0 */ 887 __be64 phbRxeArbErrorLog1; /* DC8 */ 888 __be64 phbRxeMrgErrorStatus; /* E00 */ 889 __be64 phbRxeMrgFirstErrorStatus; /* E08 */ 890 __be64 phbRxeMrgErrorLog0; /* E40 */ 891 __be64 phbRxeMrgErrorLog1; /* E48 */ 892 __be64 phbRxeTceErrorStatus; /* E80 */ 893 __be64 phbRxeTceFirstErrorStatus; /* E88 */ 894 __be64 phbRxeTceErrorLog0; /* EC0 */ 895 __be64 phbRxeTceErrorLog1; /* EC8 */ 896 897 /* PHB4 REGB Error Regs */ 898 __be64 phbPblErrorStatus; /* 1900 */ 899 __be64 phbPblFirstErrorStatus; /* 1908 */ 900 __be64 phbPblErrorLog0; /* 1940 */ 901 __be64 phbPblErrorLog1; /* 1948 */ 902 __be64 phbPcieDlpErrorLog1; /* 1AA0 */ 903 __be64 phbPcieDlpErrorLog2; /* 1AA8 */ 904 __be64 phbPcieDlpErrorStatus; /* 1AB0 */ 905 __be64 phbRegbErrorStatus; /* 1C00 */ 906 __be64 phbRegbFirstErrorStatus; /* 1C08 */ 907 __be64 phbRegbErrorLog0; /* 1C40 */ 908 __be64 phbRegbErrorLog1; /* 1C48 */ 909 910 __be64 pestA[OPAL_PHB4_NUM_PEST_REGS]; 911 __be64 pestB[OPAL_PHB4_NUM_PEST_REGS]; 912 }; 913 914 enum { 915 OPAL_REINIT_CPUS_HILE_BE = (1 << 0), 916 OPAL_REINIT_CPUS_HILE_LE = (1 << 1), 917 918 /* These two define the base MMU mode of the host on P9 919 * 920 * On P9 Nimbus DD2.0 and Cumlus (and later), KVM can still 921 * create hash guests in "radix" mode with care (full core 922 * switch only). 923 */ 924 OPAL_REINIT_CPUS_MMU_HASH = (1 << 2), 925 OPAL_REINIT_CPUS_MMU_RADIX = (1 << 3), 926 927 OPAL_REINIT_CPUS_TM_SUSPEND_DISABLED = (1 << 4), 928 }; 929 930 typedef struct oppanel_line { 931 __be64 line; 932 __be64 line_len; 933 } oppanel_line_t; 934 935 enum opal_prd_msg_type { 936 OPAL_PRD_MSG_TYPE_INIT = 0, /* HBRT --> OPAL */ 937 OPAL_PRD_MSG_TYPE_FINI, /* HBRT/kernel --> OPAL */ 938 OPAL_PRD_MSG_TYPE_ATTN, /* HBRT <-- OPAL */ 939 OPAL_PRD_MSG_TYPE_ATTN_ACK, /* HBRT --> OPAL */ 940 OPAL_PRD_MSG_TYPE_OCC_ERROR, /* HBRT <-- OPAL */ 941 OPAL_PRD_MSG_TYPE_OCC_RESET, /* HBRT <-- OPAL */ 942 }; 943 944 struct opal_prd_msg_header { 945 uint8_t type; 946 uint8_t pad[1]; 947 __be16 size; 948 }; 949 950 struct opal_prd_msg; 951 952 #define OCC_RESET 0 953 #define OCC_LOAD 1 954 #define OCC_THROTTLE 2 955 #define OCC_MAX_THROTTLE_STATUS 5 956 957 struct opal_occ_msg { 958 __be64 type; 959 __be64 chip; 960 __be64 throttle_status; 961 }; 962 963 /* 964 * SG entries 965 * 966 * WARNING: The current implementation requires each entry 967 * to represent a block that is 4k aligned *and* each block 968 * size except the last one in the list to be as well. 969 */ 970 struct opal_sg_entry { 971 __be64 data; 972 __be64 length; 973 }; 974 975 /* 976 * Candidate image SG list. 977 * 978 * length = VER | length 979 */ 980 struct opal_sg_list { 981 __be64 length; 982 __be64 next; 983 struct opal_sg_entry entry[]; 984 }; 985 986 /* 987 * Dump region ID range usable by the OS 988 */ 989 #define OPAL_DUMP_REGION_HOST_START 0x80 990 #define OPAL_DUMP_REGION_LOG_BUF 0x80 991 #define OPAL_DUMP_REGION_HOST_END 0xFF 992 993 /* CAPI modes for PHB */ 994 enum { 995 OPAL_PHB_CAPI_MODE_PCIE = 0, 996 OPAL_PHB_CAPI_MODE_CAPI = 1, 997 OPAL_PHB_CAPI_MODE_SNOOP_OFF = 2, 998 OPAL_PHB_CAPI_MODE_SNOOP_ON = 3, 999 OPAL_PHB_CAPI_MODE_DMA = 4, 1000 OPAL_PHB_CAPI_MODE_DMA_TVT1 = 5, 1001 }; 1002 1003 /* OPAL I2C request */ 1004 struct opal_i2c_request { 1005 uint8_t type; 1006 #define OPAL_I2C_RAW_READ 0 1007 #define OPAL_I2C_RAW_WRITE 1 1008 #define OPAL_I2C_SM_READ 2 1009 #define OPAL_I2C_SM_WRITE 3 1010 uint8_t flags; 1011 #define OPAL_I2C_ADDR_10 0x01 /* Not supported yet */ 1012 uint8_t subaddr_sz; /* Max 4 */ 1013 uint8_t reserved; 1014 __be16 addr; /* 7 or 10 bit address */ 1015 __be16 reserved2; 1016 __be32 subaddr; /* Sub-address if any */ 1017 __be32 size; /* Data size */ 1018 __be64 buffer_ra; /* Buffer real address */ 1019 }; 1020 1021 /* 1022 * EPOW status sharing (OPAL and the host) 1023 * 1024 * The host will pass on OPAL, a buffer of length OPAL_SYSEPOW_MAX 1025 * with individual elements being 16 bits wide to fetch the system 1026 * wide EPOW status. Each element in the buffer will contain the 1027 * EPOW status in it's bit representation for a particular EPOW sub 1028 * class as defined here. So multiple detailed EPOW status bits 1029 * specific for any sub class can be represented in a single buffer 1030 * element as it's bit representation. 1031 */ 1032 1033 /* System EPOW type */ 1034 enum OpalSysEpow { 1035 OPAL_SYSEPOW_POWER = 0, /* Power EPOW */ 1036 OPAL_SYSEPOW_TEMP = 1, /* Temperature EPOW */ 1037 OPAL_SYSEPOW_COOLING = 2, /* Cooling EPOW */ 1038 OPAL_SYSEPOW_MAX = 3, /* Max EPOW categories */ 1039 }; 1040 1041 /* Power EPOW */ 1042 enum OpalSysPower { 1043 OPAL_SYSPOWER_UPS = 0x0001, /* System on UPS power */ 1044 OPAL_SYSPOWER_CHNG = 0x0002, /* System power config change */ 1045 OPAL_SYSPOWER_FAIL = 0x0004, /* System impending power failure */ 1046 OPAL_SYSPOWER_INCL = 0x0008, /* System incomplete power */ 1047 }; 1048 1049 /* Temperature EPOW */ 1050 enum OpalSysTemp { 1051 OPAL_SYSTEMP_AMB = 0x0001, /* System over ambient temperature */ 1052 OPAL_SYSTEMP_INT = 0x0002, /* System over internal temperature */ 1053 OPAL_SYSTEMP_HMD = 0x0004, /* System over ambient humidity */ 1054 }; 1055 1056 /* Cooling EPOW */ 1057 enum OpalSysCooling { 1058 OPAL_SYSCOOL_INSF = 0x0001, /* System insufficient cooling */ 1059 }; 1060 1061 /* Argument to OPAL_CEC_REBOOT2() */ 1062 enum { 1063 OPAL_REBOOT_NORMAL = 0, 1064 OPAL_REBOOT_PLATFORM_ERROR = 1, 1065 OPAL_REBOOT_FULL_IPL = 2, 1066 OPAL_REBOOT_MPIPL = 3, 1067 }; 1068 1069 /* Argument to OPAL_PCI_TCE_KILL */ 1070 enum { 1071 OPAL_PCI_TCE_KILL_PAGES, 1072 OPAL_PCI_TCE_KILL_PE, 1073 OPAL_PCI_TCE_KILL_ALL, 1074 }; 1075 1076 /* The xive operation mode indicates the active "API" and 1077 * corresponds to the "mode" parameter of the opal_xive_reset() 1078 * call 1079 */ 1080 enum { 1081 OPAL_XIVE_MODE_EMU = 0, 1082 OPAL_XIVE_MODE_EXPL = 1, 1083 }; 1084 1085 /* Flags for OPAL_XIVE_GET_IRQ_INFO */ 1086 enum { 1087 OPAL_XIVE_IRQ_TRIGGER_PAGE = 0x00000001, 1088 OPAL_XIVE_IRQ_STORE_EOI = 0x00000002, 1089 OPAL_XIVE_IRQ_LSI = 0x00000004, 1090 OPAL_XIVE_IRQ_SHIFT_BUG = 0x00000008, 1091 OPAL_XIVE_IRQ_MASK_VIA_FW = 0x00000010, 1092 OPAL_XIVE_IRQ_EOI_VIA_FW = 0x00000020, 1093 }; 1094 1095 /* Flags for OPAL_XIVE_GET/SET_QUEUE_INFO */ 1096 enum { 1097 OPAL_XIVE_EQ_ENABLED = 0x00000001, 1098 OPAL_XIVE_EQ_ALWAYS_NOTIFY = 0x00000002, 1099 OPAL_XIVE_EQ_ESCALATE = 0x00000004, 1100 }; 1101 1102 /* Flags for OPAL_XIVE_GET/SET_VP_INFO */ 1103 enum { 1104 OPAL_XIVE_VP_ENABLED = 0x00000001, 1105 OPAL_XIVE_VP_SINGLE_ESCALATION = 0x00000002, 1106 }; 1107 1108 /* "Any chip" replacement for chip ID for allocation functions */ 1109 enum { 1110 OPAL_XIVE_ANY_CHIP = 0xffffffff, 1111 }; 1112 1113 /* Xive sync options */ 1114 enum { 1115 /* This bits are cumulative, arg is a girq */ 1116 XIVE_SYNC_EAS = 0x00000001, /* Sync irq source */ 1117 XIVE_SYNC_QUEUE = 0x00000002, /* Sync irq target */ 1118 }; 1119 1120 /* Dump options */ 1121 enum { 1122 XIVE_DUMP_TM_HYP = 0, 1123 XIVE_DUMP_TM_POOL = 1, 1124 XIVE_DUMP_TM_OS = 2, 1125 XIVE_DUMP_TM_USER = 3, 1126 XIVE_DUMP_VP = 4, 1127 XIVE_DUMP_EMU_STATE = 5, 1128 }; 1129 1130 /* "type" argument options for OPAL_IMC_COUNTERS_* calls */ 1131 enum { 1132 OPAL_IMC_COUNTERS_NEST = 1, 1133 OPAL_IMC_COUNTERS_CORE = 2, 1134 OPAL_IMC_COUNTERS_TRACE = 3, 1135 }; 1136 1137 1138 /* PCI p2p descriptor */ 1139 #define OPAL_PCI_P2P_ENABLE 0x1 1140 #define OPAL_PCI_P2P_LOAD 0x2 1141 #define OPAL_PCI_P2P_STORE 0x4 1142 1143 /* MPIPL update operations */ 1144 enum opal_mpipl_ops { 1145 OPAL_MPIPL_ADD_RANGE = 0, 1146 OPAL_MPIPL_REMOVE_RANGE = 1, 1147 OPAL_MPIPL_REMOVE_ALL = 2, 1148 OPAL_MPIPL_FREE_PRESERVED_MEMORY = 3, 1149 }; 1150 1151 /* Tag will point to various metadata area. Kernel will 1152 * use tag to get metadata value. 1153 */ 1154 enum opal_mpipl_tags { 1155 OPAL_MPIPL_TAG_CPU = 0, 1156 OPAL_MPIPL_TAG_OPAL = 1, 1157 OPAL_MPIPL_TAG_KERNEL = 2, 1158 OPAL_MPIPL_TAG_BOOT_MEM = 3, 1159 }; 1160 1161 /* Preserved memory details */ 1162 struct opal_mpipl_region { 1163 __be64 src; 1164 __be64 dest; 1165 __be64 size; 1166 }; 1167 1168 /* Structure version */ 1169 #define OPAL_MPIPL_VERSION 0x01 1170 1171 struct opal_mpipl_fadump { 1172 u8 version; 1173 u8 reserved[7]; 1174 __be32 crashing_pir; /* OPAL crashing CPU PIR */ 1175 __be32 cpu_data_version; 1176 __be32 cpu_data_size; 1177 __be32 region_cnt; 1178 struct opal_mpipl_region region[]; 1179 } __packed; 1180 1181 #endif /* __ASSEMBLY__ */ 1182 1183 #endif /* __OPAL_API_H */ 1184
