1 /* 2 * OPAL API definitions. 3 * 4 * Copyright 2011-2015 IBM Corp. 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License 8 * as published by the Free Software Foundation; either version 9 * 2 of the License, or (at your option) any later version. 10 */ 11 12 #ifndef __OPAL_API_H 13 #define __OPAL_API_H 14 15 /****** OPAL APIs ******/ 16 17 /* Return codes */ 18 #define OPAL_SUCCESS 0 19 #define OPAL_PARAMETER -1 20 #define OPAL_BUSY -2 21 #define OPAL_PARTIAL -3 22 #define OPAL_CONSTRAINED -4 23 #define OPAL_CLOSED -5 24 #define OPAL_HARDWARE -6 25 #define OPAL_UNSUPPORTED -7 26 #define OPAL_PERMISSION -8 27 #define OPAL_NO_MEM -9 28 #define OPAL_RESOURCE -10 29 #define OPAL_INTERNAL_ERROR -11 30 #define OPAL_BUSY_EVENT -12 31 #define OPAL_HARDWARE_FROZEN -13 32 #define OPAL_WRONG_STATE -14 33 #define OPAL_ASYNC_COMPLETION -15 34 #define OPAL_EMPTY -16 35 #define OPAL_I2C_TIMEOUT -17 36 #define OPAL_I2C_INVALID_CMD -18 37 #define OPAL_I2C_LBUS_PARITY -19 38 #define OPAL_I2C_BKEND_OVERRUN -20 39 #define OPAL_I2C_BKEND_ACCESS -21 40 #define OPAL_I2C_ARBT_LOST -22 41 #define OPAL_I2C_NACK_RCVD -23 42 #define OPAL_I2C_STOP_ERR -24 43 44 /* API Tokens (in r0) */ 45 #define OPAL_INVALID_CALL -1 46 #define OPAL_TEST 0 47 #define OPAL_CONSOLE_WRITE 1 48 #define OPAL_CONSOLE_READ 2 49 #define OPAL_RTC_READ 3 50 #define OPAL_RTC_WRITE 4 51 #define OPAL_CEC_POWER_DOWN 5 52 #define OPAL_CEC_REBOOT 6 53 #define OPAL_READ_NVRAM 7 54 #define OPAL_WRITE_NVRAM 8 55 #define OPAL_HANDLE_INTERRUPT 9 56 #define OPAL_POLL_EVENTS 10 57 #define OPAL_PCI_SET_HUB_TCE_MEMORY 11 58 #define OPAL_PCI_SET_PHB_TCE_MEMORY 12 59 #define OPAL_PCI_CONFIG_READ_BYTE 13 60 #define OPAL_PCI_CONFIG_READ_HALF_WORD 14 61 #define OPAL_PCI_CONFIG_READ_WORD 15 62 #define OPAL_PCI_CONFIG_WRITE_BYTE 16 63 #define OPAL_PCI_CONFIG_WRITE_HALF_WORD 17 64 #define OPAL_PCI_CONFIG_WRITE_WORD 18 65 #define OPAL_SET_XIVE 19 66 #define OPAL_GET_XIVE 20 67 #define OPAL_GET_COMPLETION_TOKEN_STATUS 21 /* obsolete */ 68 #define OPAL_REGISTER_OPAL_EXCEPTION_HANDLER 22 69 #define OPAL_PCI_EEH_FREEZE_STATUS 23 70 #define OPAL_PCI_SHPC 24 71 #define OPAL_CONSOLE_WRITE_BUFFER_SPACE 25 72 #define OPAL_PCI_EEH_FREEZE_CLEAR 26 73 #define OPAL_PCI_PHB_MMIO_ENABLE 27 74 #define OPAL_PCI_SET_PHB_MEM_WINDOW 28 75 #define OPAL_PCI_MAP_PE_MMIO_WINDOW 29 76 #define OPAL_PCI_SET_PHB_TABLE_MEMORY 30 77 #define OPAL_PCI_SET_PE 31 78 #define OPAL_PCI_SET_PELTV 32 79 #define OPAL_PCI_SET_MVE 33 80 #define OPAL_PCI_SET_MVE_ENABLE 34 81 #define OPAL_PCI_GET_XIVE_REISSUE 35 82 #define OPAL_PCI_SET_XIVE_REISSUE 36 83 #define OPAL_PCI_SET_XIVE_PE 37 84 #define OPAL_GET_XIVE_SOURCE 38 85 #define OPAL_GET_MSI_32 39 86 #define OPAL_GET_MSI_64 40 87 #define OPAL_START_CPU 41 88 #define OPAL_QUERY_CPU_STATUS 42 89 #define OPAL_WRITE_OPPANEL 43 /* unimplemented */ 90 #define OPAL_PCI_MAP_PE_DMA_WINDOW 44 91 #define OPAL_PCI_MAP_PE_DMA_WINDOW_REAL 45 92 #define OPAL_PCI_RESET 49 93 #define OPAL_PCI_GET_HUB_DIAG_DATA 50 94 #define OPAL_PCI_GET_PHB_DIAG_DATA 51 95 #define OPAL_PCI_FENCE_PHB 52 96 #define OPAL_PCI_REINIT 53 97 #define OPAL_PCI_MASK_PE_ERROR 54 98 #define OPAL_SET_SLOT_LED_STATUS 55 99 #define OPAL_GET_EPOW_STATUS 56 100 #define OPAL_SET_SYSTEM_ATTENTION_LED 57 101 #define OPAL_RESERVED1 58 102 #define OPAL_RESERVED2 59 103 #define OPAL_PCI_NEXT_ERROR 60 104 #define OPAL_PCI_EEH_FREEZE_STATUS2 61 105 #define OPAL_PCI_POLL 62 106 #define OPAL_PCI_MSI_EOI 63 107 #define OPAL_PCI_GET_PHB_DIAG_DATA2 64 108 #define OPAL_XSCOM_READ 65 109 #define OPAL_XSCOM_WRITE 66 110 #define OPAL_LPC_READ 67 111 #define OPAL_LPC_WRITE 68 112 #define OPAL_RETURN_CPU 69 113 #define OPAL_REINIT_CPUS 70 114 #define OPAL_ELOG_READ 71 115 #define OPAL_ELOG_WRITE 72 116 #define OPAL_ELOG_ACK 73 117 #define OPAL_ELOG_RESEND 74 118 #define OPAL_ELOG_SIZE 75 119 #define OPAL_FLASH_VALIDATE 76 120 #define OPAL_FLASH_MANAGE 77 121 #define OPAL_FLASH_UPDATE 78 122 #define OPAL_RESYNC_TIMEBASE 79 123 #define OPAL_CHECK_TOKEN 80 124 #define OPAL_DUMP_INIT 81 125 #define OPAL_DUMP_INFO 82 126 #define OPAL_DUMP_READ 83 127 #define OPAL_DUMP_ACK 84 128 #define OPAL_GET_MSG 85 129 #define OPAL_CHECK_ASYNC_COMPLETION 86 130 #define OPAL_SYNC_HOST_REBOOT 87 131 #define OPAL_SENSOR_READ 88 132 #define OPAL_GET_PARAM 89 133 #define OPAL_SET_PARAM 90 134 #define OPAL_DUMP_RESEND 91 135 #define OPAL_ELOG_SEND 92 /* Deprecated */ 136 #define OPAL_PCI_SET_PHB_CAPI_MODE 93 137 #define OPAL_DUMP_INFO2 94 138 #define OPAL_WRITE_OPPANEL_ASYNC 95 139 #define OPAL_PCI_ERR_INJECT 96 140 #define OPAL_PCI_EEH_FREEZE_SET 97 141 #define OPAL_HANDLE_HMI 98 142 #define OPAL_CONFIG_CPU_IDLE_STATE 99 143 #define OPAL_SLW_SET_REG 100 144 #define OPAL_REGISTER_DUMP_REGION 101 145 #define OPAL_UNREGISTER_DUMP_REGION 102 146 #define OPAL_WRITE_TPO 103 147 #define OPAL_READ_TPO 104 148 #define OPAL_GET_DPO_STATUS 105 149 #define OPAL_OLD_I2C_REQUEST 106 /* Deprecated */ 150 #define OPAL_IPMI_SEND 107 151 #define OPAL_IPMI_RECV 108 152 #define OPAL_I2C_REQUEST 109 153 #define OPAL_FLASH_READ 110 154 #define OPAL_FLASH_WRITE 111 155 #define OPAL_FLASH_ERASE 112 156 #define OPAL_PRD_MSG 113 157 #define OPAL_LEDS_GET_INDICATOR 114 158 #define OPAL_LEDS_SET_INDICATOR 115 159 #define OPAL_CEC_REBOOT2 116 160 #define OPAL_CONSOLE_FLUSH 117 161 #define OPAL_LAST 117 162 163 /* Device tree flags */ 164 165 /* Flags set in power-mgmt nodes in device tree if 166 * respective idle states are supported in the platform. 167 */ 168 #define OPAL_PM_NAP_ENABLED 0x00010000 169 #define OPAL_PM_SLEEP_ENABLED 0x00020000 170 #define OPAL_PM_WINKLE_ENABLED 0x00040000 171 #define OPAL_PM_SLEEP_ENABLED_ER1 0x00080000 /* with workaround */ 172 173 /* 174 * OPAL_CONFIG_CPU_IDLE_STATE parameters 175 */ 176 #define OPAL_CONFIG_IDLE_FASTSLEEP 1 177 #define OPAL_CONFIG_IDLE_UNDO 0 178 #define OPAL_CONFIG_IDLE_APPLY 1 179 180 #ifndef __ASSEMBLY__ 181 182 /* Other enums */ 183 enum OpalFreezeState { 184 OPAL_EEH_STOPPED_NOT_FROZEN = 0, 185 OPAL_EEH_STOPPED_MMIO_FREEZE = 1, 186 OPAL_EEH_STOPPED_DMA_FREEZE = 2, 187 OPAL_EEH_STOPPED_MMIO_DMA_FREEZE = 3, 188 OPAL_EEH_STOPPED_RESET = 4, 189 OPAL_EEH_STOPPED_TEMP_UNAVAIL = 5, 190 OPAL_EEH_STOPPED_PERM_UNAVAIL = 6 191 }; 192 193 enum OpalEehFreezeActionToken { 194 OPAL_EEH_ACTION_CLEAR_FREEZE_MMIO = 1, 195 OPAL_EEH_ACTION_CLEAR_FREEZE_DMA = 2, 196 OPAL_EEH_ACTION_CLEAR_FREEZE_ALL = 3, 197 198 OPAL_EEH_ACTION_SET_FREEZE_MMIO = 1, 199 OPAL_EEH_ACTION_SET_FREEZE_DMA = 2, 200 OPAL_EEH_ACTION_SET_FREEZE_ALL = 3 201 }; 202 203 enum OpalPciStatusToken { 204 OPAL_EEH_NO_ERROR = 0, 205 OPAL_EEH_IOC_ERROR = 1, 206 OPAL_EEH_PHB_ERROR = 2, 207 OPAL_EEH_PE_ERROR = 3, 208 OPAL_EEH_PE_MMIO_ERROR = 4, 209 OPAL_EEH_PE_DMA_ERROR = 5 210 }; 211 212 enum OpalPciErrorSeverity { 213 OPAL_EEH_SEV_NO_ERROR = 0, 214 OPAL_EEH_SEV_IOC_DEAD = 1, 215 OPAL_EEH_SEV_PHB_DEAD = 2, 216 OPAL_EEH_SEV_PHB_FENCED = 3, 217 OPAL_EEH_SEV_PE_ER = 4, 218 OPAL_EEH_SEV_INF = 5 219 }; 220 221 enum OpalErrinjectType { 222 OPAL_ERR_INJECT_TYPE_IOA_BUS_ERR = 0, 223 OPAL_ERR_INJECT_TYPE_IOA_BUS_ERR64 = 1, 224 }; 225 226 enum OpalErrinjectFunc { 227 /* IOA bus specific errors */ 228 OPAL_ERR_INJECT_FUNC_IOA_LD_MEM_ADDR = 0, 229 OPAL_ERR_INJECT_FUNC_IOA_LD_MEM_DATA = 1, 230 OPAL_ERR_INJECT_FUNC_IOA_LD_IO_ADDR = 2, 231 OPAL_ERR_INJECT_FUNC_IOA_LD_IO_DATA = 3, 232 OPAL_ERR_INJECT_FUNC_IOA_LD_CFG_ADDR = 4, 233 OPAL_ERR_INJECT_FUNC_IOA_LD_CFG_DATA = 5, 234 OPAL_ERR_INJECT_FUNC_IOA_ST_MEM_ADDR = 6, 235 OPAL_ERR_INJECT_FUNC_IOA_ST_MEM_DATA = 7, 236 OPAL_ERR_INJECT_FUNC_IOA_ST_IO_ADDR = 8, 237 OPAL_ERR_INJECT_FUNC_IOA_ST_IO_DATA = 9, 238 OPAL_ERR_INJECT_FUNC_IOA_ST_CFG_ADDR = 10, 239 OPAL_ERR_INJECT_FUNC_IOA_ST_CFG_DATA = 11, 240 OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_ADDR = 12, 241 OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_DATA = 13, 242 OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_MASTER = 14, 243 OPAL_ERR_INJECT_FUNC_IOA_DMA_RD_TARGET = 15, 244 OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_ADDR = 16, 245 OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_DATA = 17, 246 OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_MASTER = 18, 247 OPAL_ERR_INJECT_FUNC_IOA_DMA_WR_TARGET = 19, 248 }; 249 250 enum OpalMmioWindowType { 251 OPAL_M32_WINDOW_TYPE = 1, 252 OPAL_M64_WINDOW_TYPE = 2, 253 OPAL_IO_WINDOW_TYPE = 3 254 }; 255 256 enum OpalExceptionHandler { 257 OPAL_MACHINE_CHECK_HANDLER = 1, 258 OPAL_HYPERVISOR_MAINTENANCE_HANDLER = 2, 259 OPAL_SOFTPATCH_HANDLER = 3 260 }; 261 262 enum OpalPendingState { 263 OPAL_EVENT_OPAL_INTERNAL = 0x1, 264 OPAL_EVENT_NVRAM = 0x2, 265 OPAL_EVENT_RTC = 0x4, 266 OPAL_EVENT_CONSOLE_OUTPUT = 0x8, 267 OPAL_EVENT_CONSOLE_INPUT = 0x10, 268 OPAL_EVENT_ERROR_LOG_AVAIL = 0x20, 269 OPAL_EVENT_ERROR_LOG = 0x40, 270 OPAL_EVENT_EPOW = 0x80, 271 OPAL_EVENT_LED_STATUS = 0x100, 272 OPAL_EVENT_PCI_ERROR = 0x200, 273 OPAL_EVENT_DUMP_AVAIL = 0x400, 274 OPAL_EVENT_MSG_PENDING = 0x800, 275 }; 276 277 enum OpalThreadStatus { 278 OPAL_THREAD_INACTIVE = 0x0, 279 OPAL_THREAD_STARTED = 0x1, 280 OPAL_THREAD_UNAVAILABLE = 0x2 /* opal-v3 */ 281 }; 282 283 enum OpalPciBusCompare { 284 OpalPciBusAny = 0, /* Any bus number match */ 285 OpalPciBus3Bits = 2, /* Match top 3 bits of bus number */ 286 OpalPciBus4Bits = 3, /* Match top 4 bits of bus number */ 287 OpalPciBus5Bits = 4, /* Match top 5 bits of bus number */ 288 OpalPciBus6Bits = 5, /* Match top 6 bits of bus number */ 289 OpalPciBus7Bits = 6, /* Match top 7 bits of bus number */ 290 OpalPciBusAll = 7, /* Match bus number exactly */ 291 }; 292 293 enum OpalDeviceCompare { 294 OPAL_IGNORE_RID_DEVICE_NUMBER = 0, 295 OPAL_COMPARE_RID_DEVICE_NUMBER = 1 296 }; 297 298 enum OpalFuncCompare { 299 OPAL_IGNORE_RID_FUNCTION_NUMBER = 0, 300 OPAL_COMPARE_RID_FUNCTION_NUMBER = 1 301 }; 302 303 enum OpalPeAction { 304 OPAL_UNMAP_PE = 0, 305 OPAL_MAP_PE = 1 306 }; 307 308 enum OpalPeltvAction { 309 OPAL_REMOVE_PE_FROM_DOMAIN = 0, 310 OPAL_ADD_PE_TO_DOMAIN = 1 311 }; 312 313 enum OpalMveEnableAction { 314 OPAL_DISABLE_MVE = 0, 315 OPAL_ENABLE_MVE = 1 316 }; 317 318 enum OpalM64Action { 319 OPAL_DISABLE_M64 = 0, 320 OPAL_ENABLE_M64_SPLIT = 1, 321 OPAL_ENABLE_M64_NON_SPLIT = 2 322 }; 323 324 enum OpalPciResetScope { 325 OPAL_RESET_PHB_COMPLETE = 1, 326 OPAL_RESET_PCI_LINK = 2, 327 OPAL_RESET_PHB_ERROR = 3, 328 OPAL_RESET_PCI_HOT = 4, 329 OPAL_RESET_PCI_FUNDAMENTAL = 5, 330 OPAL_RESET_PCI_IODA_TABLE = 6 331 }; 332 333 enum OpalPciReinitScope { 334 /* 335 * Note: we chose values that do not overlap 336 * OpalPciResetScope as OPAL v2 used the same 337 * enum for both 338 */ 339 OPAL_REINIT_PCI_DEV = 1000 340 }; 341 342 enum OpalPciResetState { 343 OPAL_DEASSERT_RESET = 0, 344 OPAL_ASSERT_RESET = 1 345 }; 346 347 enum OpalSlotLedType { 348 OPAL_SLOT_LED_TYPE_ID = 0, /* IDENTIFY LED */ 349 OPAL_SLOT_LED_TYPE_FAULT = 1, /* FAULT LED */ 350 OPAL_SLOT_LED_TYPE_ATTN = 2, /* System Attention LED */ 351 OPAL_SLOT_LED_TYPE_MAX = 3 352 }; 353 354 enum OpalSlotLedState { 355 OPAL_SLOT_LED_STATE_OFF = 0, /* LED is OFF */ 356 OPAL_SLOT_LED_STATE_ON = 1 /* LED is ON */ 357 }; 358 359 /* 360 * Address cycle types for LPC accesses. These also correspond 361 * to the content of the first cell of the "reg" property for 362 * device nodes on the LPC bus 363 */ 364 enum OpalLPCAddressType { 365 OPAL_LPC_MEM = 0, 366 OPAL_LPC_IO = 1, 367 OPAL_LPC_FW = 2, 368 }; 369 370 enum opal_msg_type { 371 OPAL_MSG_ASYNC_COMP = 0, /* params[0] = token, params[1] = rc, 372 * additional params function-specific 373 */ 374 OPAL_MSG_MEM_ERR, 375 OPAL_MSG_EPOW, 376 OPAL_MSG_SHUTDOWN, /* params[0] = 1 reboot, 0 shutdown */ 377 OPAL_MSG_HMI_EVT, 378 OPAL_MSG_DPO, 379 OPAL_MSG_PRD, 380 OPAL_MSG_OCC, 381 OPAL_MSG_TYPE_MAX, 382 }; 383 384 struct opal_msg { 385 __be32 msg_type; 386 __be32 reserved; 387 __be64 params[8]; 388 }; 389 390 /* System parameter permission */ 391 enum OpalSysparamPerm { 392 OPAL_SYSPARAM_READ = 0x1, 393 OPAL_SYSPARAM_WRITE = 0x2, 394 OPAL_SYSPARAM_RW = (OPAL_SYSPARAM_READ | OPAL_SYSPARAM_WRITE), 395 }; 396 397 enum { 398 OPAL_IPMI_MSG_FORMAT_VERSION_1 = 1, 399 }; 400 401 struct opal_ipmi_msg { 402 uint8_t version; 403 uint8_t netfn; 404 uint8_t cmd; 405 uint8_t data[]; 406 }; 407 408 /* FSP memory errors handling */ 409 enum OpalMemErr_Version { 410 OpalMemErr_V1 = 1, 411 }; 412 413 enum OpalMemErrType { 414 OPAL_MEM_ERR_TYPE_RESILIENCE = 0, 415 OPAL_MEM_ERR_TYPE_DYN_DALLOC, 416 }; 417 418 /* Memory Reilience error type */ 419 enum OpalMemErr_ResilErrType { 420 OPAL_MEM_RESILIENCE_CE = 0, 421 OPAL_MEM_RESILIENCE_UE, 422 OPAL_MEM_RESILIENCE_UE_SCRUB, 423 }; 424 425 /* Dynamic Memory Deallocation type */ 426 enum OpalMemErr_DynErrType { 427 OPAL_MEM_DYNAMIC_DEALLOC = 0, 428 }; 429 430 struct OpalMemoryErrorData { 431 enum OpalMemErr_Version version:8; /* 0x00 */ 432 enum OpalMemErrType type:8; /* 0x01 */ 433 __be16 flags; /* 0x02 */ 434 uint8_t reserved_1[4]; /* 0x04 */ 435 436 union { 437 /* Memory Resilience corrected/uncorrected error info */ 438 struct { 439 enum OpalMemErr_ResilErrType resil_err_type:8; 440 uint8_t reserved_1[7]; 441 __be64 physical_address_start; 442 __be64 physical_address_end; 443 } resilience; 444 /* Dynamic memory deallocation error info */ 445 struct { 446 enum OpalMemErr_DynErrType dyn_err_type:8; 447 uint8_t reserved_1[7]; 448 __be64 physical_address_start; 449 __be64 physical_address_end; 450 } dyn_dealloc; 451 } u; 452 }; 453 454 /* HMI interrupt event */ 455 enum OpalHMI_Version { 456 OpalHMIEvt_V1 = 1, 457 OpalHMIEvt_V2 = 2, 458 }; 459 460 enum OpalHMI_Severity { 461 OpalHMI_SEV_NO_ERROR = 0, 462 OpalHMI_SEV_WARNING = 1, 463 OpalHMI_SEV_ERROR_SYNC = 2, 464 OpalHMI_SEV_FATAL = 3, 465 }; 466 467 enum OpalHMI_Disposition { 468 OpalHMI_DISPOSITION_RECOVERED = 0, 469 OpalHMI_DISPOSITION_NOT_RECOVERED = 1, 470 }; 471 472 enum OpalHMI_ErrType { 473 OpalHMI_ERROR_MALFUNC_ALERT = 0, 474 OpalHMI_ERROR_PROC_RECOV_DONE, 475 OpalHMI_ERROR_PROC_RECOV_DONE_AGAIN, 476 OpalHMI_ERROR_PROC_RECOV_MASKED, 477 OpalHMI_ERROR_TFAC, 478 OpalHMI_ERROR_TFMR_PARITY, 479 OpalHMI_ERROR_HA_OVERFLOW_WARN, 480 OpalHMI_ERROR_XSCOM_FAIL, 481 OpalHMI_ERROR_XSCOM_DONE, 482 OpalHMI_ERROR_SCOM_FIR, 483 OpalHMI_ERROR_DEBUG_TRIG_FIR, 484 OpalHMI_ERROR_HYP_RESOURCE, 485 OpalHMI_ERROR_CAPP_RECOVERY, 486 }; 487 488 enum OpalHMI_XstopType { 489 CHECKSTOP_TYPE_UNKNOWN = 0, 490 CHECKSTOP_TYPE_CORE = 1, 491 CHECKSTOP_TYPE_NX = 2, 492 }; 493 494 enum OpalHMI_CoreXstopReason { 495 CORE_CHECKSTOP_IFU_REGFILE = 0x00000001, 496 CORE_CHECKSTOP_IFU_LOGIC = 0x00000002, 497 CORE_CHECKSTOP_PC_DURING_RECOV = 0x00000004, 498 CORE_CHECKSTOP_ISU_REGFILE = 0x00000008, 499 CORE_CHECKSTOP_ISU_LOGIC = 0x00000010, 500 CORE_CHECKSTOP_FXU_LOGIC = 0x00000020, 501 CORE_CHECKSTOP_VSU_LOGIC = 0x00000040, 502 CORE_CHECKSTOP_PC_RECOV_IN_MAINT_MODE = 0x00000080, 503 CORE_CHECKSTOP_LSU_REGFILE = 0x00000100, 504 CORE_CHECKSTOP_PC_FWD_PROGRESS = 0x00000200, 505 CORE_CHECKSTOP_LSU_LOGIC = 0x00000400, 506 CORE_CHECKSTOP_PC_LOGIC = 0x00000800, 507 CORE_CHECKSTOP_PC_HYP_RESOURCE = 0x00001000, 508 CORE_CHECKSTOP_PC_HANG_RECOV_FAILED = 0x00002000, 509 CORE_CHECKSTOP_PC_AMBI_HANG_DETECTED = 0x00004000, 510 CORE_CHECKSTOP_PC_DEBUG_TRIG_ERR_INJ = 0x00008000, 511 CORE_CHECKSTOP_PC_SPRD_HYP_ERR_INJ = 0x00010000, 512 }; 513 514 enum OpalHMI_NestAccelXstopReason { 515 NX_CHECKSTOP_SHM_INVAL_STATE_ERR = 0x00000001, 516 NX_CHECKSTOP_DMA_INVAL_STATE_ERR_1 = 0x00000002, 517 NX_CHECKSTOP_DMA_INVAL_STATE_ERR_2 = 0x00000004, 518 NX_CHECKSTOP_DMA_CH0_INVAL_STATE_ERR = 0x00000008, 519 NX_CHECKSTOP_DMA_CH1_INVAL_STATE_ERR = 0x00000010, 520 NX_CHECKSTOP_DMA_CH2_INVAL_STATE_ERR = 0x00000020, 521 NX_CHECKSTOP_DMA_CH3_INVAL_STATE_ERR = 0x00000040, 522 NX_CHECKSTOP_DMA_CH4_INVAL_STATE_ERR = 0x00000080, 523 NX_CHECKSTOP_DMA_CH5_INVAL_STATE_ERR = 0x00000100, 524 NX_CHECKSTOP_DMA_CH6_INVAL_STATE_ERR = 0x00000200, 525 NX_CHECKSTOP_DMA_CH7_INVAL_STATE_ERR = 0x00000400, 526 NX_CHECKSTOP_DMA_CRB_UE = 0x00000800, 527 NX_CHECKSTOP_DMA_CRB_SUE = 0x00001000, 528 NX_CHECKSTOP_PBI_ISN_UE = 0x00002000, 529 }; 530 531 struct OpalHMIEvent { 532 uint8_t version; /* 0x00 */ 533 uint8_t severity; /* 0x01 */ 534 uint8_t type; /* 0x02 */ 535 uint8_t disposition; /* 0x03 */ 536 uint8_t reserved_1[4]; /* 0x04 */ 537 538 __be64 hmer; 539 /* TFMR register. Valid only for TFAC and TFMR_PARITY error type. */ 540 __be64 tfmr; 541 542 /* version 2 and later */ 543 union { 544 /* 545 * checkstop info (Core/NX). 546 * Valid for OpalHMI_ERROR_MALFUNC_ALERT. 547 */ 548 struct { 549 uint8_t xstop_type; /* enum OpalHMI_XstopType */ 550 uint8_t reserved_1[3]; 551 __be32 xstop_reason; 552 union { 553 __be32 pir; /* for CHECKSTOP_TYPE_CORE */ 554 __be32 chip_id; /* for CHECKSTOP_TYPE_NX */ 555 } u; 556 } xstop_error; 557 } u; 558 }; 559 560 enum { 561 OPAL_P7IOC_DIAG_TYPE_NONE = 0, 562 OPAL_P7IOC_DIAG_TYPE_RGC = 1, 563 OPAL_P7IOC_DIAG_TYPE_BI = 2, 564 OPAL_P7IOC_DIAG_TYPE_CI = 3, 565 OPAL_P7IOC_DIAG_TYPE_MISC = 4, 566 OPAL_P7IOC_DIAG_TYPE_I2C = 5, 567 OPAL_P7IOC_DIAG_TYPE_LAST = 6 568 }; 569 570 struct OpalIoP7IOCErrorData { 571 __be16 type; 572 573 /* GEM */ 574 __be64 gemXfir; 575 __be64 gemRfir; 576 __be64 gemRirqfir; 577 __be64 gemMask; 578 __be64 gemRwof; 579 580 /* LEM */ 581 __be64 lemFir; 582 __be64 lemErrMask; 583 __be64 lemAction0; 584 __be64 lemAction1; 585 __be64 lemWof; 586 587 union { 588 struct OpalIoP7IOCRgcErrorData { 589 __be64 rgcStatus; /* 3E1C10 */ 590 __be64 rgcLdcp; /* 3E1C18 */ 591 }rgc; 592 struct OpalIoP7IOCBiErrorData { 593 __be64 biLdcp0; /* 3C0100, 3C0118 */ 594 __be64 biLdcp1; /* 3C0108, 3C0120 */ 595 __be64 biLdcp2; /* 3C0110, 3C0128 */ 596 __be64 biFenceStatus; /* 3C0130, 3C0130 */ 597 598 uint8_t biDownbound; /* BI Downbound or Upbound */ 599 }bi; 600 struct OpalIoP7IOCCiErrorData { 601 __be64 ciPortStatus; /* 3Dn008 */ 602 __be64 ciPortLdcp; /* 3Dn010 */ 603 604 uint8_t ciPort; /* Index of CI port: 0/1 */ 605 }ci; 606 }; 607 }; 608 609 /** 610 * This structure defines the overlay which will be used to store PHB error 611 * data upon request. 612 */ 613 enum { 614 OPAL_PHB_ERROR_DATA_VERSION_1 = 1, 615 }; 616 617 enum { 618 OPAL_PHB_ERROR_DATA_TYPE_P7IOC = 1, 619 OPAL_PHB_ERROR_DATA_TYPE_PHB3 = 2 620 }; 621 622 enum { 623 OPAL_P7IOC_NUM_PEST_REGS = 128, 624 OPAL_PHB3_NUM_PEST_REGS = 256 625 }; 626 627 struct OpalIoPhbErrorCommon { 628 __be32 version; 629 __be32 ioType; 630 __be32 len; 631 }; 632 633 struct OpalIoP7IOCPhbErrorData { 634 struct OpalIoPhbErrorCommon common; 635 636 __be32 brdgCtl; 637 638 // P7IOC utl regs 639 __be32 portStatusReg; 640 __be32 rootCmplxStatus; 641 __be32 busAgentStatus; 642 643 // P7IOC cfg regs 644 __be32 deviceStatus; 645 __be32 slotStatus; 646 __be32 linkStatus; 647 __be32 devCmdStatus; 648 __be32 devSecStatus; 649 650 // cfg AER regs 651 __be32 rootErrorStatus; 652 __be32 uncorrErrorStatus; 653 __be32 corrErrorStatus; 654 __be32 tlpHdr1; 655 __be32 tlpHdr2; 656 __be32 tlpHdr3; 657 __be32 tlpHdr4; 658 __be32 sourceId; 659 660 __be32 rsv3; 661 662 // Record data about the call to allocate a buffer. 663 __be64 errorClass; 664 __be64 correlator; 665 666 //P7IOC MMIO Error Regs 667 __be64 p7iocPlssr; // n120 668 __be64 p7iocCsr; // n110 669 __be64 lemFir; // nC00 670 __be64 lemErrorMask; // nC18 671 __be64 lemWOF; // nC40 672 __be64 phbErrorStatus; // nC80 673 __be64 phbFirstErrorStatus; // nC88 674 __be64 phbErrorLog0; // nCC0 675 __be64 phbErrorLog1; // nCC8 676 __be64 mmioErrorStatus; // nD00 677 __be64 mmioFirstErrorStatus; // nD08 678 __be64 mmioErrorLog0; // nD40 679 __be64 mmioErrorLog1; // nD48 680 __be64 dma0ErrorStatus; // nD80 681 __be64 dma0FirstErrorStatus; // nD88 682 __be64 dma0ErrorLog0; // nDC0 683 __be64 dma0ErrorLog1; // nDC8 684 __be64 dma1ErrorStatus; // nE00 685 __be64 dma1FirstErrorStatus; // nE08 686 __be64 dma1ErrorLog0; // nE40 687 __be64 dma1ErrorLog1; // nE48 688 __be64 pestA[OPAL_P7IOC_NUM_PEST_REGS]; 689 __be64 pestB[OPAL_P7IOC_NUM_PEST_REGS]; 690 }; 691 692 struct OpalIoPhb3ErrorData { 693 struct OpalIoPhbErrorCommon common; 694 695 __be32 brdgCtl; 696 697 /* PHB3 UTL regs */ 698 __be32 portStatusReg; 699 __be32 rootCmplxStatus; 700 __be32 busAgentStatus; 701 702 /* PHB3 cfg regs */ 703 __be32 deviceStatus; 704 __be32 slotStatus; 705 __be32 linkStatus; 706 __be32 devCmdStatus; 707 __be32 devSecStatus; 708 709 /* cfg AER regs */ 710 __be32 rootErrorStatus; 711 __be32 uncorrErrorStatus; 712 __be32 corrErrorStatus; 713 __be32 tlpHdr1; 714 __be32 tlpHdr2; 715 __be32 tlpHdr3; 716 __be32 tlpHdr4; 717 __be32 sourceId; 718 719 __be32 rsv3; 720 721 /* Record data about the call to allocate a buffer */ 722 __be64 errorClass; 723 __be64 correlator; 724 725 /* PHB3 MMIO Error Regs */ 726 __be64 nFir; /* 000 */ 727 __be64 nFirMask; /* 003 */ 728 __be64 nFirWOF; /* 008 */ 729 __be64 phbPlssr; /* 120 */ 730 __be64 phbCsr; /* 110 */ 731 __be64 lemFir; /* C00 */ 732 __be64 lemErrorMask; /* C18 */ 733 __be64 lemWOF; /* C40 */ 734 __be64 phbErrorStatus; /* C80 */ 735 __be64 phbFirstErrorStatus; /* C88 */ 736 __be64 phbErrorLog0; /* CC0 */ 737 __be64 phbErrorLog1; /* CC8 */ 738 __be64 mmioErrorStatus; /* D00 */ 739 __be64 mmioFirstErrorStatus; /* D08 */ 740 __be64 mmioErrorLog0; /* D40 */ 741 __be64 mmioErrorLog1; /* D48 */ 742 __be64 dma0ErrorStatus; /* D80 */ 743 __be64 dma0FirstErrorStatus; /* D88 */ 744 __be64 dma0ErrorLog0; /* DC0 */ 745 __be64 dma0ErrorLog1; /* DC8 */ 746 __be64 dma1ErrorStatus; /* E00 */ 747 __be64 dma1FirstErrorStatus; /* E08 */ 748 __be64 dma1ErrorLog0; /* E40 */ 749 __be64 dma1ErrorLog1; /* E48 */ 750 __be64 pestA[OPAL_PHB3_NUM_PEST_REGS]; 751 __be64 pestB[OPAL_PHB3_NUM_PEST_REGS]; 752 }; 753 754 enum { 755 OPAL_REINIT_CPUS_HILE_BE = (1 << 0), 756 OPAL_REINIT_CPUS_HILE_LE = (1 << 1), 757 }; 758 759 typedef struct oppanel_line { 760 __be64 line; 761 __be64 line_len; 762 } oppanel_line_t; 763 764 enum opal_prd_msg_type { 765 OPAL_PRD_MSG_TYPE_INIT = 0, /* HBRT --> OPAL */ 766 OPAL_PRD_MSG_TYPE_FINI, /* HBRT/kernel --> OPAL */ 767 OPAL_PRD_MSG_TYPE_ATTN, /* HBRT <-- OPAL */ 768 OPAL_PRD_MSG_TYPE_ATTN_ACK, /* HBRT --> OPAL */ 769 OPAL_PRD_MSG_TYPE_OCC_ERROR, /* HBRT <-- OPAL */ 770 OPAL_PRD_MSG_TYPE_OCC_RESET, /* HBRT <-- OPAL */ 771 }; 772 773 struct opal_prd_msg_header { 774 uint8_t type; 775 uint8_t pad[1]; 776 __be16 size; 777 }; 778 779 struct opal_prd_msg; 780 781 #define OCC_RESET 0 782 #define OCC_LOAD 1 783 #define OCC_THROTTLE 2 784 #define OCC_MAX_THROTTLE_STATUS 5 785 786 struct opal_occ_msg { 787 __be64 type; 788 __be64 chip; 789 __be64 throttle_status; 790 }; 791 792 /* 793 * SG entries 794 * 795 * WARNING: The current implementation requires each entry 796 * to represent a block that is 4k aligned *and* each block 797 * size except the last one in the list to be as well. 798 */ 799 struct opal_sg_entry { 800 __be64 data; 801 __be64 length; 802 }; 803 804 /* 805 * Candiate image SG list. 806 * 807 * length = VER | length 808 */ 809 struct opal_sg_list { 810 __be64 length; 811 __be64 next; 812 struct opal_sg_entry entry[]; 813 }; 814 815 /* 816 * Dump region ID range usable by the OS 817 */ 818 #define OPAL_DUMP_REGION_HOST_START 0x80 819 #define OPAL_DUMP_REGION_LOG_BUF 0x80 820 #define OPAL_DUMP_REGION_HOST_END 0xFF 821 822 /* CAPI modes for PHB */ 823 enum { 824 OPAL_PHB_CAPI_MODE_PCIE = 0, 825 OPAL_PHB_CAPI_MODE_CAPI = 1, 826 OPAL_PHB_CAPI_MODE_SNOOP_OFF = 2, 827 OPAL_PHB_CAPI_MODE_SNOOP_ON = 3, 828 }; 829 830 /* OPAL I2C request */ 831 struct opal_i2c_request { 832 uint8_t type; 833 #define OPAL_I2C_RAW_READ 0 834 #define OPAL_I2C_RAW_WRITE 1 835 #define OPAL_I2C_SM_READ 2 836 #define OPAL_I2C_SM_WRITE 3 837 uint8_t flags; 838 #define OPAL_I2C_ADDR_10 0x01 /* Not supported yet */ 839 uint8_t subaddr_sz; /* Max 4 */ 840 uint8_t reserved; 841 __be16 addr; /* 7 or 10 bit address */ 842 __be16 reserved2; 843 __be32 subaddr; /* Sub-address if any */ 844 __be32 size; /* Data size */ 845 __be64 buffer_ra; /* Buffer real address */ 846 }; 847 848 /* 849 * EPOW status sharing (OPAL and the host) 850 * 851 * The host will pass on OPAL, a buffer of length OPAL_SYSEPOW_MAX 852 * with individual elements being 16 bits wide to fetch the system 853 * wide EPOW status. Each element in the buffer will contain the 854 * EPOW status in it's bit representation for a particular EPOW sub 855 * class as defiend here. So multiple detailed EPOW status bits 856 * specific for any sub class can be represented in a single buffer 857 * element as it's bit representation. 858 */ 859 860 /* System EPOW type */ 861 enum OpalSysEpow { 862 OPAL_SYSEPOW_POWER = 0, /* Power EPOW */ 863 OPAL_SYSEPOW_TEMP = 1, /* Temperature EPOW */ 864 OPAL_SYSEPOW_COOLING = 2, /* Cooling EPOW */ 865 OPAL_SYSEPOW_MAX = 3, /* Max EPOW categories */ 866 }; 867 868 /* Power EPOW */ 869 enum OpalSysPower { 870 OPAL_SYSPOWER_UPS = 0x0001, /* System on UPS power */ 871 OPAL_SYSPOWER_CHNG = 0x0002, /* System power config change */ 872 OPAL_SYSPOWER_FAIL = 0x0004, /* System impending power failure */ 873 OPAL_SYSPOWER_INCL = 0x0008, /* System incomplete power */ 874 }; 875 876 /* Temperature EPOW */ 877 enum OpalSysTemp { 878 OPAL_SYSTEMP_AMB = 0x0001, /* System over ambient temperature */ 879 OPAL_SYSTEMP_INT = 0x0002, /* System over internal temperature */ 880 OPAL_SYSTEMP_HMD = 0x0004, /* System over ambient humidity */ 881 }; 882 883 /* Cooling EPOW */ 884 enum OpalSysCooling { 885 OPAL_SYSCOOL_INSF = 0x0001, /* System insufficient cooling */ 886 }; 887 888 /* Argument to OPAL_CEC_REBOOT2() */ 889 enum { 890 OPAL_REBOOT_NORMAL = 0, 891 OPAL_REBOOT_PLATFORM_ERROR = 1, 892 }; 893 894 #endif /* __ASSEMBLY__ */ 895 896 #endif /* __OPAL_API_H */ 897