| /* |
| * PowerNV OPAL definitions. |
| * |
| * Copyright 2011 IBM Corp. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * as published by the Free Software Foundation; either version |
| * 2 of the License, or (at your option) any later version. |
| */ |
| |
| #ifndef __OPAL_H |
| #define __OPAL_H |
| |
| /****** Takeover interface ********/ |
| |
| /* PAPR H-Call used to querty the HAL existence and/or instanciate |
| * it from within pHyp (tech preview only). |
| * |
| * This is exclusively used in prom_init.c |
| */ |
| |
| #ifndef __ASSEMBLY__ |
| |
| struct opal_takeover_args { |
| u64 k_image; /* r4 */ |
| u64 k_size; /* r5 */ |
| u64 k_entry; /* r6 */ |
| u64 k_entry2; /* r7 */ |
| u64 hal_addr; /* r8 */ |
| u64 rd_image; /* r9 */ |
| u64 rd_size; /* r10 */ |
| u64 rd_loc; /* r11 */ |
| }; |
| |
| /* |
| * SG entry |
| * |
| * WARNING: The current implementation requires each entry |
| * to represent a block that is 4k aligned *and* each block |
| * size except the last one in the list to be as well. |
| */ |
| struct opal_sg_entry { |
| void *data; |
| long length; |
| }; |
| |
| /* sg list */ |
| struct opal_sg_list { |
| unsigned long num_entries; |
| struct opal_sg_list *next; |
| struct opal_sg_entry entry[]; |
| }; |
| |
| /* We calculate number of sg entries based on PAGE_SIZE */ |
| #define SG_ENTRIES_PER_NODE ((PAGE_SIZE - 16) / sizeof(struct opal_sg_entry)) |
| |
| extern long opal_query_takeover(u64 *hal_size, u64 *hal_align); |
| |
| extern long opal_do_takeover(struct opal_takeover_args *args); |
| |
| struct rtas_args; |
| extern int opal_enter_rtas(struct rtas_args *args, |
| unsigned long data, |
| unsigned long entry); |
| |
| #endif /* __ASSEMBLY__ */ |
| |
| /****** OPAL APIs ******/ |
| |
| /* Return codes */ |
| #define OPAL_SUCCESS 0 |
| #define OPAL_PARAMETER -1 |
| #define OPAL_BUSY -2 |
| #define OPAL_PARTIAL -3 |
| #define OPAL_CONSTRAINED -4 |
| #define OPAL_CLOSED -5 |
| #define OPAL_HARDWARE -6 |
| #define OPAL_UNSUPPORTED -7 |
| #define OPAL_PERMISSION -8 |
| #define OPAL_NO_MEM -9 |
| #define OPAL_RESOURCE -10 |
| #define OPAL_INTERNAL_ERROR -11 |
| #define OPAL_BUSY_EVENT -12 |
| #define OPAL_HARDWARE_FROZEN -13 |
| #define OPAL_WRONG_STATE -14 |
| #define OPAL_ASYNC_COMPLETION -15 |
| |
| /* API Tokens (in r0) */ |
| #define OPAL_CONSOLE_WRITE 1 |
| #define OPAL_CONSOLE_READ 2 |
| #define OPAL_RTC_READ 3 |
| #define OPAL_RTC_WRITE 4 |
| #define OPAL_CEC_POWER_DOWN 5 |
| #define OPAL_CEC_REBOOT 6 |
| #define OPAL_READ_NVRAM 7 |
| #define OPAL_WRITE_NVRAM 8 |
| #define OPAL_HANDLE_INTERRUPT 9 |
| #define OPAL_POLL_EVENTS 10 |
| #define OPAL_PCI_SET_HUB_TCE_MEMORY 11 |
| #define OPAL_PCI_SET_PHB_TCE_MEMORY 12 |
| #define OPAL_PCI_CONFIG_READ_BYTE 13 |
| #define OPAL_PCI_CONFIG_READ_HALF_WORD 14 |
| #define OPAL_PCI_CONFIG_READ_WORD 15 |
| #define OPAL_PCI_CONFIG_WRITE_BYTE 16 |
| #define OPAL_PCI_CONFIG_WRITE_HALF_WORD 17 |
| #define OPAL_PCI_CONFIG_WRITE_WORD 18 |
| #define OPAL_SET_XIVE 19 |
| #define OPAL_GET_XIVE 20 |
| #define OPAL_GET_COMPLETION_TOKEN_STATUS 21 /* obsolete */ |
| #define OPAL_REGISTER_OPAL_EXCEPTION_HANDLER 22 |
| #define OPAL_PCI_EEH_FREEZE_STATUS 23 |
| #define OPAL_PCI_SHPC 24 |
| #define OPAL_CONSOLE_WRITE_BUFFER_SPACE 25 |
| #define OPAL_PCI_EEH_FREEZE_CLEAR 26 |
| #define OPAL_PCI_PHB_MMIO_ENABLE 27 |
| #define OPAL_PCI_SET_PHB_MEM_WINDOW 28 |
| #define OPAL_PCI_MAP_PE_MMIO_WINDOW 29 |
| #define OPAL_PCI_SET_PHB_TABLE_MEMORY 30 |
| #define OPAL_PCI_SET_PE 31 |
| #define OPAL_PCI_SET_PELTV 32 |
| #define OPAL_PCI_SET_MVE 33 |
| #define OPAL_PCI_SET_MVE_ENABLE 34 |
| #define OPAL_PCI_GET_XIVE_REISSUE 35 |
| #define OPAL_PCI_SET_XIVE_REISSUE 36 |
| #define OPAL_PCI_SET_XIVE_PE 37 |
| #define OPAL_GET_XIVE_SOURCE 38 |
| #define OPAL_GET_MSI_32 39 |
| #define OPAL_GET_MSI_64 40 |
| #define OPAL_START_CPU 41 |
| #define OPAL_QUERY_CPU_STATUS 42 |
| #define OPAL_WRITE_OPPANEL 43 |
| #define OPAL_PCI_MAP_PE_DMA_WINDOW 44 |
| #define OPAL_PCI_MAP_PE_DMA_WINDOW_REAL 45 |
| #define OPAL_PCI_RESET 49 |
| #define OPAL_PCI_GET_HUB_DIAG_DATA 50 |
| #define OPAL_PCI_GET_PHB_DIAG_DATA 51 |
| #define OPAL_PCI_FENCE_PHB 52 |
| #define OPAL_PCI_REINIT 53 |
| #define OPAL_PCI_MASK_PE_ERROR 54 |
| #define OPAL_SET_SLOT_LED_STATUS 55 |
| #define OPAL_GET_EPOW_STATUS 56 |
| #define OPAL_SET_SYSTEM_ATTENTION_LED 57 |
| #define OPAL_RESERVED1 58 |
| #define OPAL_RESERVED2 59 |
| #define OPAL_PCI_NEXT_ERROR 60 |
| #define OPAL_PCI_EEH_FREEZE_STATUS2 61 |
| #define OPAL_PCI_POLL 62 |
| #define OPAL_PCI_MSI_EOI 63 |
| #define OPAL_PCI_GET_PHB_DIAG_DATA2 64 |
| #define OPAL_XSCOM_READ 65 |
| #define OPAL_XSCOM_WRITE 66 |
| #define OPAL_LPC_READ 67 |
| #define OPAL_LPC_WRITE 68 |
| #define OPAL_RETURN_CPU 69 |
| #define OPAL_ELOG_READ 71 |
| #define OPAL_ELOG_WRITE 72 |
| #define OPAL_ELOG_ACK 73 |
| #define OPAL_ELOG_RESEND 74 |
| #define OPAL_ELOG_SIZE 75 |
| #define OPAL_FLASH_VALIDATE 76 |
| #define OPAL_FLASH_MANAGE 77 |
| #define OPAL_FLASH_UPDATE 78 |
| #define OPAL_RESYNC_TIMEBASE 79 |
| #define OPAL_DUMP_INIT 81 |
| #define OPAL_DUMP_INFO 82 |
| #define OPAL_DUMP_READ 83 |
| #define OPAL_DUMP_ACK 84 |
| #define OPAL_GET_MSG 85 |
| #define OPAL_CHECK_ASYNC_COMPLETION 86 |
| #define OPAL_SYNC_HOST_REBOOT 87 |
| #define OPAL_SENSOR_READ 88 |
| #define OPAL_GET_PARAM 89 |
| #define OPAL_SET_PARAM 90 |
| #define OPAL_DUMP_RESEND 91 |
| #define OPAL_DUMP_INFO2 94 |
| |
| #ifndef __ASSEMBLY__ |
| |
| /* Other enums */ |
| enum OpalVendorApiTokens { |
| OPAL_START_VENDOR_API_RANGE = 1000, OPAL_END_VENDOR_API_RANGE = 1999 |
| }; |
| |
| enum OpalFreezeState { |
| OPAL_EEH_STOPPED_NOT_FROZEN = 0, |
| OPAL_EEH_STOPPED_MMIO_FREEZE = 1, |
| OPAL_EEH_STOPPED_DMA_FREEZE = 2, |
| OPAL_EEH_STOPPED_MMIO_DMA_FREEZE = 3, |
| OPAL_EEH_STOPPED_RESET = 4, |
| OPAL_EEH_STOPPED_TEMP_UNAVAIL = 5, |
| OPAL_EEH_STOPPED_PERM_UNAVAIL = 6 |
| }; |
| |
| enum OpalEehFreezeActionToken { |
| OPAL_EEH_ACTION_CLEAR_FREEZE_MMIO = 1, |
| OPAL_EEH_ACTION_CLEAR_FREEZE_DMA = 2, |
| OPAL_EEH_ACTION_CLEAR_FREEZE_ALL = 3 |
| }; |
| |
| enum OpalPciStatusToken { |
| OPAL_EEH_NO_ERROR = 0, |
| OPAL_EEH_IOC_ERROR = 1, |
| OPAL_EEH_PHB_ERROR = 2, |
| OPAL_EEH_PE_ERROR = 3, |
| OPAL_EEH_PE_MMIO_ERROR = 4, |
| OPAL_EEH_PE_DMA_ERROR = 5 |
| }; |
| |
| enum OpalPciErrorSeverity { |
| OPAL_EEH_SEV_NO_ERROR = 0, |
| OPAL_EEH_SEV_IOC_DEAD = 1, |
| OPAL_EEH_SEV_PHB_DEAD = 2, |
| OPAL_EEH_SEV_PHB_FENCED = 3, |
| OPAL_EEH_SEV_PE_ER = 4, |
| OPAL_EEH_SEV_INF = 5 |
| }; |
| |
| enum OpalShpcAction { |
| OPAL_SHPC_GET_LINK_STATE = 0, |
| OPAL_SHPC_GET_SLOT_STATE = 1 |
| }; |
| |
| enum OpalShpcLinkState { |
| OPAL_SHPC_LINK_DOWN = 0, |
| OPAL_SHPC_LINK_UP = 1 |
| }; |
| |
| enum OpalMmioWindowType { |
| OPAL_M32_WINDOW_TYPE = 1, |
| OPAL_M64_WINDOW_TYPE = 2, |
| OPAL_IO_WINDOW_TYPE = 3 |
| }; |
| |
| enum OpalShpcSlotState { |
| OPAL_SHPC_DEV_NOT_PRESENT = 0, |
| OPAL_SHPC_DEV_PRESENT = 1 |
| }; |
| |
| enum OpalExceptionHandler { |
| OPAL_MACHINE_CHECK_HANDLER = 1, |
| OPAL_HYPERVISOR_MAINTENANCE_HANDLER = 2, |
| OPAL_SOFTPATCH_HANDLER = 3 |
| }; |
| |
| enum OpalPendingState { |
| OPAL_EVENT_OPAL_INTERNAL = 0x1, |
| OPAL_EVENT_NVRAM = 0x2, |
| OPAL_EVENT_RTC = 0x4, |
| OPAL_EVENT_CONSOLE_OUTPUT = 0x8, |
| OPAL_EVENT_CONSOLE_INPUT = 0x10, |
| OPAL_EVENT_ERROR_LOG_AVAIL = 0x20, |
| OPAL_EVENT_ERROR_LOG = 0x40, |
| OPAL_EVENT_EPOW = 0x80, |
| OPAL_EVENT_LED_STATUS = 0x100, |
| OPAL_EVENT_PCI_ERROR = 0x200, |
| OPAL_EVENT_DUMP_AVAIL = 0x400, |
| OPAL_EVENT_MSG_PENDING = 0x800, |
| }; |
| |
| enum OpalMessageType { |
| OPAL_MSG_ASYNC_COMP = 0, /* params[0] = token, params[1] = rc, |
| * additional params function-specific |
| */ |
| OPAL_MSG_MEM_ERR, |
| OPAL_MSG_EPOW, |
| OPAL_MSG_SHUTDOWN, |
| OPAL_MSG_TYPE_MAX, |
| }; |
| |
| /* Machine check related definitions */ |
| enum OpalMCE_Version { |
| OpalMCE_V1 = 1, |
| }; |
| |
| enum OpalMCE_Severity { |
| OpalMCE_SEV_NO_ERROR = 0, |
| OpalMCE_SEV_WARNING = 1, |
| OpalMCE_SEV_ERROR_SYNC = 2, |
| OpalMCE_SEV_FATAL = 3, |
| }; |
| |
| enum OpalMCE_Disposition { |
| OpalMCE_DISPOSITION_RECOVERED = 0, |
| OpalMCE_DISPOSITION_NOT_RECOVERED = 1, |
| }; |
| |
| enum OpalMCE_Initiator { |
| OpalMCE_INITIATOR_UNKNOWN = 0, |
| OpalMCE_INITIATOR_CPU = 1, |
| }; |
| |
| enum OpalMCE_ErrorType { |
| OpalMCE_ERROR_TYPE_UNKNOWN = 0, |
| OpalMCE_ERROR_TYPE_UE = 1, |
| OpalMCE_ERROR_TYPE_SLB = 2, |
| OpalMCE_ERROR_TYPE_ERAT = 3, |
| OpalMCE_ERROR_TYPE_TLB = 4, |
| }; |
| |
| enum OpalMCE_UeErrorType { |
| OpalMCE_UE_ERROR_INDETERMINATE = 0, |
| OpalMCE_UE_ERROR_IFETCH = 1, |
| OpalMCE_UE_ERROR_PAGE_TABLE_WALK_IFETCH = 2, |
| OpalMCE_UE_ERROR_LOAD_STORE = 3, |
| OpalMCE_UE_ERROR_PAGE_TABLE_WALK_LOAD_STORE = 4, |
| }; |
| |
| enum OpalMCE_SlbErrorType { |
| OpalMCE_SLB_ERROR_INDETERMINATE = 0, |
| OpalMCE_SLB_ERROR_PARITY = 1, |
| OpalMCE_SLB_ERROR_MULTIHIT = 2, |
| }; |
| |
| enum OpalMCE_EratErrorType { |
| OpalMCE_ERAT_ERROR_INDETERMINATE = 0, |
| OpalMCE_ERAT_ERROR_PARITY = 1, |
| OpalMCE_ERAT_ERROR_MULTIHIT = 2, |
| }; |
| |
| enum OpalMCE_TlbErrorType { |
| OpalMCE_TLB_ERROR_INDETERMINATE = 0, |
| OpalMCE_TLB_ERROR_PARITY = 1, |
| OpalMCE_TLB_ERROR_MULTIHIT = 2, |
| }; |
| |
| enum OpalThreadStatus { |
| OPAL_THREAD_INACTIVE = 0x0, |
| OPAL_THREAD_STARTED = 0x1, |
| OPAL_THREAD_UNAVAILABLE = 0x2 /* opal-v3 */ |
| }; |
| |
| enum OpalPciBusCompare { |
| OpalPciBusAny = 0, /* Any bus number match */ |
| OpalPciBus3Bits = 2, /* Match top 3 bits of bus number */ |
| OpalPciBus4Bits = 3, /* Match top 4 bits of bus number */ |
| OpalPciBus5Bits = 4, /* Match top 5 bits of bus number */ |
| OpalPciBus6Bits = 5, /* Match top 6 bits of bus number */ |
| OpalPciBus7Bits = 6, /* Match top 7 bits of bus number */ |
| OpalPciBusAll = 7, /* Match bus number exactly */ |
| }; |
| |
| enum OpalDeviceCompare { |
| OPAL_IGNORE_RID_DEVICE_NUMBER = 0, |
| OPAL_COMPARE_RID_DEVICE_NUMBER = 1 |
| }; |
| |
| enum OpalFuncCompare { |
| OPAL_IGNORE_RID_FUNCTION_NUMBER = 0, |
| OPAL_COMPARE_RID_FUNCTION_NUMBER = 1 |
| }; |
| |
| enum OpalPeAction { |
| OPAL_UNMAP_PE = 0, |
| OPAL_MAP_PE = 1 |
| }; |
| |
| enum OpalPeltvAction { |
| OPAL_REMOVE_PE_FROM_DOMAIN = 0, |
| OPAL_ADD_PE_TO_DOMAIN = 1 |
| }; |
| |
| enum OpalMveEnableAction { |
| OPAL_DISABLE_MVE = 0, |
| OPAL_ENABLE_MVE = 1 |
| }; |
| |
| enum OpalPciResetScope { |
| OPAL_PHB_COMPLETE = 1, OPAL_PCI_LINK = 2, OPAL_PHB_ERROR = 3, |
| OPAL_PCI_HOT_RESET = 4, OPAL_PCI_FUNDAMENTAL_RESET = 5, |
| OPAL_PCI_IODA_TABLE_RESET = 6, |
| }; |
| |
| enum OpalPciReinitScope { |
| OPAL_REINIT_PCI_DEV = 1000 |
| }; |
| |
| enum OpalPciResetState { |
| OPAL_DEASSERT_RESET = 0, |
| OPAL_ASSERT_RESET = 1 |
| }; |
| |
| enum OpalPciMaskAction { |
| OPAL_UNMASK_ERROR_TYPE = 0, |
| OPAL_MASK_ERROR_TYPE = 1 |
| }; |
| |
| enum OpalSlotLedType { |
| OPAL_SLOT_LED_ID_TYPE = 0, |
| OPAL_SLOT_LED_FAULT_TYPE = 1 |
| }; |
| |
| enum OpalLedAction { |
| OPAL_TURN_OFF_LED = 0, |
| OPAL_TURN_ON_LED = 1, |
| OPAL_QUERY_LED_STATE_AFTER_BUSY = 2 |
| }; |
| |
| enum OpalEpowStatus { |
| OPAL_EPOW_NONE = 0, |
| OPAL_EPOW_UPS = 1, |
| OPAL_EPOW_OVER_AMBIENT_TEMP = 2, |
| OPAL_EPOW_OVER_INTERNAL_TEMP = 3 |
| }; |
| |
| /* |
| * Address cycle types for LPC accesses. These also correspond |
| * to the content of the first cell of the "reg" property for |
| * device nodes on the LPC bus |
| */ |
| enum OpalLPCAddressType { |
| OPAL_LPC_MEM = 0, |
| OPAL_LPC_IO = 1, |
| OPAL_LPC_FW = 2, |
| }; |
| |
| /* System parameter permission */ |
| enum OpalSysparamPerm { |
| OPAL_SYSPARAM_READ = 0x1, |
| OPAL_SYSPARAM_WRITE = 0x2, |
| OPAL_SYSPARAM_RW = (OPAL_SYSPARAM_READ | OPAL_SYSPARAM_WRITE), |
| }; |
| |
| struct opal_msg { |
| __be32 msg_type; |
| __be32 reserved; |
| __be64 params[8]; |
| }; |
| |
| struct opal_machine_check_event { |
| enum OpalMCE_Version version:8; /* 0x00 */ |
| uint8_t in_use; /* 0x01 */ |
| enum OpalMCE_Severity severity:8; /* 0x02 */ |
| enum OpalMCE_Initiator initiator:8; /* 0x03 */ |
| enum OpalMCE_ErrorType error_type:8; /* 0x04 */ |
| enum OpalMCE_Disposition disposition:8; /* 0x05 */ |
| uint8_t reserved_1[2]; /* 0x06 */ |
| uint64_t gpr3; /* 0x08 */ |
| uint64_t srr0; /* 0x10 */ |
| uint64_t srr1; /* 0x18 */ |
| union { /* 0x20 */ |
| struct { |
| enum OpalMCE_UeErrorType ue_error_type:8; |
| uint8_t effective_address_provided; |
| uint8_t physical_address_provided; |
| uint8_t reserved_1[5]; |
| uint64_t effective_address; |
| uint64_t physical_address; |
| uint8_t reserved_2[8]; |
| } ue_error; |
| |
| struct { |
| enum OpalMCE_SlbErrorType slb_error_type:8; |
| uint8_t effective_address_provided; |
| uint8_t reserved_1[6]; |
| uint64_t effective_address; |
| uint8_t reserved_2[16]; |
| } slb_error; |
| |
| struct { |
| enum OpalMCE_EratErrorType erat_error_type:8; |
| uint8_t effective_address_provided; |
| uint8_t reserved_1[6]; |
| uint64_t effective_address; |
| uint8_t reserved_2[16]; |
| } erat_error; |
| |
| struct { |
| enum OpalMCE_TlbErrorType tlb_error_type:8; |
| uint8_t effective_address_provided; |
| uint8_t reserved_1[6]; |
| uint64_t effective_address; |
| uint8_t reserved_2[16]; |
| } tlb_error; |
| } u; |
| }; |
| |
| /* FSP memory errors handling */ |
| enum OpalMemErr_Version { |
| OpalMemErr_V1 = 1, |
| }; |
| |
| enum OpalMemErrType { |
| OPAL_MEM_ERR_TYPE_RESILIENCE = 0, |
| OPAL_MEM_ERR_TYPE_DYN_DALLOC, |
| OPAL_MEM_ERR_TYPE_SCRUB, |
| }; |
| |
| /* Memory Reilience error type */ |
| enum OpalMemErr_ResilErrType { |
| OPAL_MEM_RESILIENCE_CE = 0, |
| OPAL_MEM_RESILIENCE_UE, |
| OPAL_MEM_RESILIENCE_UE_SCRUB, |
| }; |
| |
| /* Dynamic Memory Deallocation type */ |
| enum OpalMemErr_DynErrType { |
| OPAL_MEM_DYNAMIC_DEALLOC = 0, |
| }; |
| |
| /* OpalMemoryErrorData->flags */ |
| #define OPAL_MEM_CORRECTED_ERROR 0x0001 |
| #define OPAL_MEM_THRESHOLD_EXCEEDED 0x0002 |
| #define OPAL_MEM_ACK_REQUIRED 0x8000 |
| |
| struct OpalMemoryErrorData { |
| enum OpalMemErr_Version version:8; /* 0x00 */ |
| enum OpalMemErrType type:8; /* 0x01 */ |
| uint16_t flags; /* 0x02 */ |
| uint8_t reserved_1[4]; /* 0x04 */ |
| |
| union { |
| /* Memory Resilience corrected/uncorrected error info */ |
| struct { |
| enum OpalMemErr_ResilErrType resil_err_type:8; |
| uint8_t reserved_1[7]; |
| uint64_t physical_address_start; |
| uint64_t physical_address_end; |
| } resilience; |
| /* Dynamic memory deallocation error info */ |
| struct { |
| enum OpalMemErr_DynErrType dyn_err_type:8; |
| uint8_t reserved_1[7]; |
| uint64_t physical_address_start; |
| uint64_t physical_address_end; |
| } dyn_dealloc; |
| } u; |
| }; |
| |
| enum { |
| OPAL_P7IOC_DIAG_TYPE_NONE = 0, |
| OPAL_P7IOC_DIAG_TYPE_RGC = 1, |
| OPAL_P7IOC_DIAG_TYPE_BI = 2, |
| OPAL_P7IOC_DIAG_TYPE_CI = 3, |
| OPAL_P7IOC_DIAG_TYPE_MISC = 4, |
| OPAL_P7IOC_DIAG_TYPE_I2C = 5, |
| OPAL_P7IOC_DIAG_TYPE_LAST = 6 |
| }; |
| |
| struct OpalIoP7IOCErrorData { |
| uint16_t type; |
| |
| /* GEM */ |
| uint64_t gemXfir; |
| uint64_t gemRfir; |
| uint64_t gemRirqfir; |
| uint64_t gemMask; |
| uint64_t gemRwof; |
| |
| /* LEM */ |
| uint64_t lemFir; |
| uint64_t lemErrMask; |
| uint64_t lemAction0; |
| uint64_t lemAction1; |
| uint64_t lemWof; |
| |
| union { |
| struct OpalIoP7IOCRgcErrorData { |
| uint64_t rgcStatus; /* 3E1C10 */ |
| uint64_t rgcLdcp; /* 3E1C18 */ |
| }rgc; |
| struct OpalIoP7IOCBiErrorData { |
| uint64_t biLdcp0; /* 3C0100, 3C0118 */ |
| uint64_t biLdcp1; /* 3C0108, 3C0120 */ |
| uint64_t biLdcp2; /* 3C0110, 3C0128 */ |
| uint64_t biFenceStatus; /* 3C0130, 3C0130 */ |
| |
| uint8_t biDownbound; /* BI Downbound or Upbound */ |
| }bi; |
| struct OpalIoP7IOCCiErrorData { |
| uint64_t ciPortStatus; /* 3Dn008 */ |
| uint64_t ciPortLdcp; /* 3Dn010 */ |
| |
| uint8_t ciPort; /* Index of CI port: 0/1 */ |
| }ci; |
| }; |
| }; |
| |
| /** |
| * This structure defines the overlay which will be used to store PHB error |
| * data upon request. |
| */ |
| enum { |
| OPAL_PHB_ERROR_DATA_VERSION_1 = 1, |
| }; |
| |
| enum { |
| OPAL_PHB_ERROR_DATA_TYPE_P7IOC = 1, |
| OPAL_PHB_ERROR_DATA_TYPE_PHB3 = 2 |
| }; |
| |
| enum { |
| OPAL_P7IOC_NUM_PEST_REGS = 128, |
| OPAL_PHB3_NUM_PEST_REGS = 256 |
| }; |
| |
| struct OpalIoPhbErrorCommon { |
| uint32_t version; |
| uint32_t ioType; |
| uint32_t len; |
| }; |
| |
| struct OpalIoP7IOCPhbErrorData { |
| struct OpalIoPhbErrorCommon common; |
| |
| uint32_t brdgCtl; |
| |
| // P7IOC utl regs |
| uint32_t portStatusReg; |
| uint32_t rootCmplxStatus; |
| uint32_t busAgentStatus; |
| |
| // P7IOC cfg regs |
| uint32_t deviceStatus; |
| uint32_t slotStatus; |
| uint32_t linkStatus; |
| uint32_t devCmdStatus; |
| uint32_t devSecStatus; |
| |
| // cfg AER regs |
| uint32_t rootErrorStatus; |
| uint32_t uncorrErrorStatus; |
| uint32_t corrErrorStatus; |
| uint32_t tlpHdr1; |
| uint32_t tlpHdr2; |
| uint32_t tlpHdr3; |
| uint32_t tlpHdr4; |
| uint32_t sourceId; |
| |
| uint32_t rsv3; |
| |
| // Record data about the call to allocate a buffer. |
| uint64_t errorClass; |
| uint64_t correlator; |
| |
| //P7IOC MMIO Error Regs |
| uint64_t p7iocPlssr; // n120 |
| uint64_t p7iocCsr; // n110 |
| uint64_t lemFir; // nC00 |
| uint64_t lemErrorMask; // nC18 |
| uint64_t lemWOF; // nC40 |
| uint64_t phbErrorStatus; // nC80 |
| uint64_t phbFirstErrorStatus; // nC88 |
| uint64_t phbErrorLog0; // nCC0 |
| uint64_t phbErrorLog1; // nCC8 |
| uint64_t mmioErrorStatus; // nD00 |
| uint64_t mmioFirstErrorStatus; // nD08 |
| uint64_t mmioErrorLog0; // nD40 |
| uint64_t mmioErrorLog1; // nD48 |
| uint64_t dma0ErrorStatus; // nD80 |
| uint64_t dma0FirstErrorStatus; // nD88 |
| uint64_t dma0ErrorLog0; // nDC0 |
| uint64_t dma0ErrorLog1; // nDC8 |
| uint64_t dma1ErrorStatus; // nE00 |
| uint64_t dma1FirstErrorStatus; // nE08 |
| uint64_t dma1ErrorLog0; // nE40 |
| uint64_t dma1ErrorLog1; // nE48 |
| uint64_t pestA[OPAL_P7IOC_NUM_PEST_REGS]; |
| uint64_t pestB[OPAL_P7IOC_NUM_PEST_REGS]; |
| }; |
| |
| struct OpalIoPhb3ErrorData { |
| struct OpalIoPhbErrorCommon common; |
| |
| uint32_t brdgCtl; |
| |
| /* PHB3 UTL regs */ |
| uint32_t portStatusReg; |
| uint32_t rootCmplxStatus; |
| uint32_t busAgentStatus; |
| |
| /* PHB3 cfg regs */ |
| uint32_t deviceStatus; |
| uint32_t slotStatus; |
| uint32_t linkStatus; |
| uint32_t devCmdStatus; |
| uint32_t devSecStatus; |
| |
| /* cfg AER regs */ |
| uint32_t rootErrorStatus; |
| uint32_t uncorrErrorStatus; |
| uint32_t corrErrorStatus; |
| uint32_t tlpHdr1; |
| uint32_t tlpHdr2; |
| uint32_t tlpHdr3; |
| uint32_t tlpHdr4; |
| uint32_t sourceId; |
| |
| uint32_t rsv3; |
| |
| /* Record data about the call to allocate a buffer */ |
| uint64_t errorClass; |
| uint64_t correlator; |
| |
| uint64_t nFir; /* 000 */ |
| uint64_t nFirMask; /* 003 */ |
| uint64_t nFirWOF; /* 008 */ |
| |
| /* PHB3 MMIO Error Regs */ |
| uint64_t phbPlssr; /* 120 */ |
| uint64_t phbCsr; /* 110 */ |
| uint64_t lemFir; /* C00 */ |
| uint64_t lemErrorMask; /* C18 */ |
| uint64_t lemWOF; /* C40 */ |
| uint64_t phbErrorStatus; /* C80 */ |
| uint64_t phbFirstErrorStatus; /* C88 */ |
| uint64_t phbErrorLog0; /* CC0 */ |
| uint64_t phbErrorLog1; /* CC8 */ |
| uint64_t mmioErrorStatus; /* D00 */ |
| uint64_t mmioFirstErrorStatus; /* D08 */ |
| uint64_t mmioErrorLog0; /* D40 */ |
| uint64_t mmioErrorLog1; /* D48 */ |
| uint64_t dma0ErrorStatus; /* D80 */ |
| uint64_t dma0FirstErrorStatus; /* D88 */ |
| uint64_t dma0ErrorLog0; /* DC0 */ |
| uint64_t dma0ErrorLog1; /* DC8 */ |
| uint64_t dma1ErrorStatus; /* E00 */ |
| uint64_t dma1FirstErrorStatus; /* E08 */ |
| uint64_t dma1ErrorLog0; /* E40 */ |
| uint64_t dma1ErrorLog1; /* E48 */ |
| uint64_t pestA[OPAL_PHB3_NUM_PEST_REGS]; |
| uint64_t pestB[OPAL_PHB3_NUM_PEST_REGS]; |
| }; |
| |
| typedef struct oppanel_line { |
| const char * line; |
| uint64_t line_len; |
| } oppanel_line_t; |
| |
| /* /sys/firmware/opal */ |
| extern struct kobject *opal_kobj; |
| |
| /* /ibm,opal */ |
| extern struct device_node *opal_node; |
| |
| /* API functions */ |
| int64_t opal_console_write(int64_t term_number, __be64 *length, |
| const uint8_t *buffer); |
| int64_t opal_console_read(int64_t term_number, __be64 *length, |
| uint8_t *buffer); |
| int64_t opal_console_write_buffer_space(int64_t term_number, |
| __be64 *length); |
| int64_t opal_rtc_read(__be32 *year_month_day, |
| __be64 *hour_minute_second_millisecond); |
| int64_t opal_rtc_write(uint32_t year_month_day, |
| uint64_t hour_minute_second_millisecond); |
| int64_t opal_cec_power_down(uint64_t request); |
| int64_t opal_cec_reboot(void); |
| int64_t opal_read_nvram(uint64_t buffer, uint64_t size, uint64_t offset); |
| int64_t opal_write_nvram(uint64_t buffer, uint64_t size, uint64_t offset); |
| int64_t opal_handle_interrupt(uint64_t isn, __be64 *outstanding_event_mask); |
| int64_t opal_poll_events(__be64 *outstanding_event_mask); |
| int64_t opal_pci_set_hub_tce_memory(uint64_t hub_id, uint64_t tce_mem_addr, |
| uint64_t tce_mem_size); |
| int64_t opal_pci_set_phb_tce_memory(uint64_t phb_id, uint64_t tce_mem_addr, |
| uint64_t tce_mem_size); |
| int64_t opal_pci_config_read_byte(uint64_t phb_id, uint64_t bus_dev_func, |
| uint64_t offset, uint8_t *data); |
| int64_t opal_pci_config_read_half_word(uint64_t phb_id, uint64_t bus_dev_func, |
| uint64_t offset, __be16 *data); |
| int64_t opal_pci_config_read_word(uint64_t phb_id, uint64_t bus_dev_func, |
| uint64_t offset, __be32 *data); |
| int64_t opal_pci_config_write_byte(uint64_t phb_id, uint64_t bus_dev_func, |
| uint64_t offset, uint8_t data); |
| int64_t opal_pci_config_write_half_word(uint64_t phb_id, uint64_t bus_dev_func, |
| uint64_t offset, uint16_t data); |
| int64_t opal_pci_config_write_word(uint64_t phb_id, uint64_t bus_dev_func, |
| uint64_t offset, uint32_t data); |
| int64_t opal_set_xive(uint32_t isn, uint16_t server, uint8_t priority); |
| int64_t opal_get_xive(uint32_t isn, __be16 *server, uint8_t *priority); |
| int64_t opal_register_exception_handler(uint64_t opal_exception, |
| uint64_t handler_address, |
| uint64_t glue_cache_line); |
| int64_t opal_pci_eeh_freeze_status(uint64_t phb_id, uint64_t pe_number, |
| uint8_t *freeze_state, |
| __be16 *pci_error_type, |
| __be64 *phb_status); |
| int64_t opal_pci_eeh_freeze_clear(uint64_t phb_id, uint64_t pe_number, |
| uint64_t eeh_action_token); |
| int64_t opal_pci_shpc(uint64_t phb_id, uint64_t shpc_action, uint8_t *state); |
| |
| |
| |
| int64_t opal_pci_phb_mmio_enable(uint64_t phb_id, uint16_t window_type, |
| uint16_t window_num, uint16_t enable); |
| int64_t opal_pci_set_phb_mem_window(uint64_t phb_id, uint16_t window_type, |
| uint16_t window_num, |
| uint64_t starting_real_address, |
| uint64_t starting_pci_address, |
| uint16_t segment_size); |
| int64_t opal_pci_map_pe_mmio_window(uint64_t phb_id, uint16_t pe_number, |
| uint16_t window_type, uint16_t window_num, |
| uint16_t segment_num); |
| int64_t opal_pci_set_phb_table_memory(uint64_t phb_id, uint64_t rtt_addr, |
| uint64_t ivt_addr, uint64_t ivt_len, |
| uint64_t reject_array_addr, |
| uint64_t peltv_addr); |
| int64_t opal_pci_set_pe(uint64_t phb_id, uint64_t pe_number, uint64_t bus_dev_func, |
| uint8_t bus_compare, uint8_t dev_compare, uint8_t func_compare, |
| uint8_t pe_action); |
| int64_t opal_pci_set_peltv(uint64_t phb_id, uint32_t parent_pe, uint32_t child_pe, |
| uint8_t state); |
| int64_t opal_pci_set_mve(uint64_t phb_id, uint32_t mve_number, uint32_t pe_number); |
| int64_t opal_pci_set_mve_enable(uint64_t phb_id, uint32_t mve_number, |
| uint32_t state); |
| int64_t opal_pci_get_xive_reissue(uint64_t phb_id, uint32_t xive_number, |
| uint8_t *p_bit, uint8_t *q_bit); |
| int64_t opal_pci_set_xive_reissue(uint64_t phb_id, uint32_t xive_number, |
| uint8_t p_bit, uint8_t q_bit); |
| int64_t opal_pci_msi_eoi(uint64_t phb_id, uint32_t hw_irq); |
| int64_t opal_pci_set_xive_pe(uint64_t phb_id, uint32_t pe_number, |
| uint32_t xive_num); |
| int64_t opal_get_xive_source(uint64_t phb_id, uint32_t xive_num, |
| __be32 *interrupt_source_number); |
| int64_t opal_get_msi_32(uint64_t phb_id, uint32_t mve_number, uint32_t xive_num, |
| uint8_t msi_range, __be32 *msi_address, |
| __be32 *message_data); |
| int64_t opal_get_msi_64(uint64_t phb_id, uint32_t mve_number, |
| uint32_t xive_num, uint8_t msi_range, |
| __be64 *msi_address, __be32 *message_data); |
| int64_t opal_start_cpu(uint64_t thread_number, uint64_t start_address); |
| int64_t opal_query_cpu_status(uint64_t thread_number, uint8_t *thread_status); |
| int64_t opal_write_oppanel(oppanel_line_t *lines, uint64_t num_lines); |
| int64_t opal_pci_map_pe_dma_window(uint64_t phb_id, uint16_t pe_number, uint16_t window_id, |
| uint16_t tce_levels, uint64_t tce_table_addr, |
| uint64_t tce_table_size, uint64_t tce_page_size); |
| int64_t opal_pci_map_pe_dma_window_real(uint64_t phb_id, uint16_t pe_number, |
| uint16_t dma_window_number, uint64_t pci_start_addr, |
| uint64_t pci_mem_size); |
| int64_t opal_pci_reset(uint64_t phb_id, uint8_t reset_scope, uint8_t assert_state); |
| |
| int64_t opal_pci_get_hub_diag_data(uint64_t hub_id, void *diag_buffer, |
| uint64_t diag_buffer_len); |
| int64_t opal_pci_get_phb_diag_data(uint64_t phb_id, void *diag_buffer, |
| uint64_t diag_buffer_len); |
| int64_t opal_pci_get_phb_diag_data2(uint64_t phb_id, void *diag_buffer, |
| uint64_t diag_buffer_len); |
| int64_t opal_pci_fence_phb(uint64_t phb_id); |
| int64_t opal_pci_reinit(uint64_t phb_id, uint64_t reinit_scope, uint64_t data); |
| int64_t opal_pci_mask_pe_error(uint64_t phb_id, uint16_t pe_number, uint8_t error_type, uint8_t mask_action); |
| int64_t opal_set_slot_led_status(uint64_t phb_id, uint64_t slot_id, uint8_t led_type, uint8_t led_action); |
| int64_t opal_get_epow_status(__be64 *status); |
| int64_t opal_set_system_attention_led(uint8_t led_action); |
| int64_t opal_pci_next_error(uint64_t phb_id, uint64_t *first_frozen_pe, |
| uint16_t *pci_error_type, uint16_t *severity); |
| int64_t opal_pci_poll(uint64_t phb_id); |
| int64_t opal_return_cpu(void); |
| |
| int64_t opal_xscom_read(uint32_t gcid, uint64_t pcb_addr, __be64 *val); |
| int64_t opal_xscom_write(uint32_t gcid, uint64_t pcb_addr, uint64_t val); |
| |
| int64_t opal_lpc_write(uint32_t chip_id, enum OpalLPCAddressType addr_type, |
| uint32_t addr, uint32_t data, uint32_t sz); |
| int64_t opal_lpc_read(uint32_t chip_id, enum OpalLPCAddressType addr_type, |
| uint32_t addr, __be32 *data, uint32_t sz); |
| |
| int64_t opal_read_elog(uint64_t buffer, size_t size, uint64_t log_id); |
| int64_t opal_get_elog_size(uint64_t *log_id, size_t *size, uint64_t *elog_type); |
| int64_t opal_write_elog(uint64_t buffer, uint64_t size, uint64_t offset); |
| int64_t opal_send_ack_elog(uint64_t log_id); |
| void opal_resend_pending_logs(void); |
| |
| int64_t opal_validate_flash(uint64_t buffer, uint32_t *size, uint32_t *result); |
| int64_t opal_manage_flash(uint8_t op); |
| int64_t opal_update_flash(uint64_t blk_list); |
| int64_t opal_dump_init(uint8_t dump_type); |
| int64_t opal_dump_info(uint32_t *dump_id, uint32_t *dump_size); |
| int64_t opal_dump_info2(uint32_t *dump_id, uint32_t *dump_size, uint32_t *dump_type); |
| int64_t opal_dump_read(uint32_t dump_id, uint64_t buffer); |
| int64_t opal_dump_ack(uint32_t dump_id); |
| int64_t opal_dump_resend_notification(void); |
| |
| int64_t opal_get_msg(uint64_t buffer, size_t size); |
| int64_t opal_check_completion(uint64_t buffer, size_t size, uint64_t token); |
| int64_t opal_sync_host_reboot(void); |
| int64_t opal_get_param(uint64_t token, uint32_t param_id, uint64_t buffer, |
| size_t length); |
| int64_t opal_set_param(uint64_t token, uint32_t param_id, uint64_t buffer, |
| size_t length); |
| int64_t opal_sensor_read(uint32_t sensor_hndl, int token, __be32 *sensor_data); |
| |
| /* Internal functions */ |
| extern int early_init_dt_scan_opal(unsigned long node, const char *uname, int depth, void *data); |
| extern int early_init_dt_scan_recoverable_ranges(unsigned long node, |
| const char *uname, int depth, void *data); |
| |
| extern int opal_get_chars(uint32_t vtermno, char *buf, int count); |
| extern int opal_put_chars(uint32_t vtermno, const char *buf, int total_len); |
| |
| extern void hvc_opal_init_early(void); |
| |
| /* Internal functions */ |
| extern int early_init_dt_scan_opal(unsigned long node, const char *uname, |
| int depth, void *data); |
| |
| extern int opal_notifier_register(struct notifier_block *nb); |
| extern int opal_notifier_unregister(struct notifier_block *nb); |
| |
| extern int opal_message_notifier_register(enum OpalMessageType msg_type, |
| struct notifier_block *nb); |
| extern void opal_notifier_enable(void); |
| extern void opal_notifier_disable(void); |
| extern void opal_notifier_update_evt(uint64_t evt_mask, uint64_t evt_val); |
| |
| extern int opal_get_chars(uint32_t vtermno, char *buf, int count); |
| extern int opal_put_chars(uint32_t vtermno, const char *buf, int total_len); |
| |
| extern int __opal_async_get_token(void); |
| extern int opal_async_get_token_interruptible(void); |
| extern int __opal_async_release_token(int token); |
| extern int opal_async_release_token(int token); |
| extern int opal_async_wait_response(uint64_t token, struct opal_msg *msg); |
| extern int opal_get_sensor_data(u32 sensor_hndl, u32 *sensor_data); |
| |
| extern void hvc_opal_init_early(void); |
| |
| struct rtc_time; |
| extern int opal_set_rtc_time(struct rtc_time *tm); |
| extern void opal_get_rtc_time(struct rtc_time *tm); |
| extern unsigned long opal_get_boot_time(void); |
| extern void opal_nvram_init(void); |
| extern void opal_flash_init(void); |
| extern int opal_elog_init(void); |
| extern void opal_platform_dump_init(void); |
| extern void opal_sys_param_init(void); |
| extern void opal_msglog_init(void); |
| |
| extern int opal_machine_check(struct pt_regs *regs); |
| extern bool opal_mce_check_early_recovery(struct pt_regs *regs); |
| |
| extern void opal_shutdown(void); |
| extern int opal_resync_timebase(void); |
| |
| extern void opal_lpc_init(void); |
| |
| #endif /* __ASSEMBLY__ */ |
| |
| #endif /* __OPAL_H */ |