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author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2014-07-02 15:36:20 +1000 |
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committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2014-07-02 15:36:20 +1000 |
commit | 1d880992fd8c8457a2d990ac6622cfd58fb1b261 (patch) | |
tree | c4c843b12e96b5612c315db5a23c5da1a900618c /include/opal.h | |
download | skiboot-1d880992fd8c8457a2d990ac6622cfd58fb1b261.zip skiboot-1d880992fd8c8457a2d990ac6622cfd58fb1b261.tar.gz skiboot-1d880992fd8c8457a2d990ac6622cfd58fb1b261.tar.bz2 |
Initial commit of Open Source release
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'include/opal.h')
-rw-r--r-- | include/opal.h | 912 |
1 files changed, 912 insertions, 0 deletions
diff --git a/include/opal.h b/include/opal.h new file mode 100644 index 0000000..0b80bb4 --- /dev/null +++ b/include/opal.h @@ -0,0 +1,912 @@ +/* Copyright 2013-2014 IBM Corp. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or + * implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef __OPAL_H +#define __OPAL_H + +/****** 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_TEST 0 +#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 /* unimplemented */ +#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_REINIT_CPUS 70 +#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_CHECK_TOKEN 80 +#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_ELOG_SEND 92 +#define OPAL_PCI_SET_PHB_CAPI_MODE 93 +#define OPAL_DUMP_INFO2 94 +#define OPAL_WRITE_OPPANEL_ASYNC 95 +#define OPAL_LAST 95 + +#ifndef __ASSEMBLY__ + +#include <compiler.h> +#include <stdint.h> + +/* 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_x1 = 1, + OPAL_SHPC_LINK_UP_x2 = 2, + OPAL_SHPC_LINK_UP_x4 = 4, + OPAL_SHPC_LINK_UP_x8 = 8, + OPAL_SHPC_LINK_UP_x16 = 16, + OPAL_SHPC_LINK_UP_x32 = 32 +}; +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 OpalShpcPowerState { + OPAL_SHPC_POWER_OFF = 0, + OPAL_SHPC_POWER_ON = 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, +}; + +/* Classification of error/events type reported on OPAL */ +/* Platform Events/Errors: Report Machine Check Interrupt */ +#define OPAL_PLATFORM_ERR_EVT 0x01 +/* INPUT_OUTPUT: Report all I/O related events/errors */ +#define OPAL_INPUT_OUTPUT_ERR_EVT 0x02 +/* RESOURCE_DEALLOC: Hotplug events and errors */ +#define OPAL_RESOURCE_DEALLOC_ERR_EVT 0x03 +/* MISC: Miscellanous error */ +#define OPAL_MISC_ERR_EVT 0x04 + +/* OPAL Subsystem IDs listed for reporting events/errors */ +#define OPAL_PROCESSOR_SUBSYSTEM 0x10 +#define OPAL_MEMORY_SUBSYSTEM 0x20 +#define OPAL_IO_SUBSYSTEM 0x30 +#define OPAL_IO_DEVICES 0x40 +#define OPAL_CEC_HARDWARE 0x50 +#define OPAL_POWER_COOLING 0x60 +#define OPAL_MISC_SUBSYSTEM 0x70 +#define OPAL_SURVEILLANCE_ERR 0x7A +#define OPAL_PLATFORM_FIRMWARE 0x80 +#define OPAL_SOFTWARE 0x90 +#define OPAL_EXTERNAL_ENV 0xA0 + +/* + * During reporting an event/error the following represents + * how serious the logged event/error is. (Severity) + */ +#define OPAL_INFO 0x00 +#define OPAL_RECOVERED_ERR_GENERAL 0x10 + +/* 0x2X series is to denote set of Predictive Error */ +/* 0x20 Generic predictive error */ +#define OPAL_PREDICTIVE_ERR_GENERAL 0x20 +/* 0x21 Predictive error, degraded performance */ +#define OPAL_PREDICTIVE_ERR_DEGRADED_PERF 0x21 +/* 0x22 Predictive error, fault may be corrected after reboot */ +#define OPAL_PREDICTIVE_ERR_FAULT_RECTIFY_REBOOT 0x22 +/* + * 0x23 Predictive error, fault may be corrected after reboot, + * degraded performance + */ +#define OPAL_PREDICTIVE_ERR_FAULT_RECTIFY_BOOT_DEGRADE_PERF 0x23 +/* 0x24 Predictive error, loss of redundancy */ +#define OPAL_PREDICTIVE_ERR_LOSS_OF_REDUNDANCY 0x24 + +/* 0x4X series for Unrecoverable Error */ +/* 0x40 Generic Unrecoverable error */ +#define OPAL_UNRECOVERABLE_ERR_GENERAL 0x40 +/* 0x41 Unrecoverable error bypassed with degraded performance */ +#define OPAL_UNRECOVERABLE_ERR_DEGRADE_PERF 0x41 +/* 0x44 Unrecoverable error bypassed with loss of redundancy */ +#define OPAL_UNRECOVERABLE_ERR_LOSS_REDUNDANCY 0x44 +/* 0x45 Unrecoverable error bypassed with loss of redundancy and performance */ +#define OPAL_UNRECOVERABLE_ERR_LOSS_REDUNDANCY_PERF 0x45 +/* 0x48 Unrecoverable error bypassed with loss of function */ +#define OPAL_UNRECOVERABLE_ERR_LOSS_OF_FUNCTION 0x48 +/* 0x50 In case of PANIC */ +#define OPAL_ERROR_PANIC 0x50 + +/* + * OPAL Event Sub-type + * This field provides additional information on the non-error + * event type + */ +#define OPAL_NA 0x00 +#define OPAL_MISCELLANEOUS_INFO_ONLY 0x01 +#define OPAL_PREV_REPORTED_ERR_RECTIFIED 0x10 +#define OPAL_SYS_RESOURCES_DECONFIG_BY_USER 0x20 +#define OPAL_SYS_RESOURCE_DECONFIG_PRIOR_ERR 0x21 +#define OPAL_RESOURCE_DEALLOC_EVENT_NOTIFY 0x22 +#define OPAL_CONCURRENT_MAINTENANCE_EVENT 0x40 +#define OPAL_CAPACITY_UPGRADE_EVENT 0x60 +#define OPAL_RESOURCE_SPARING_EVENT 0x70 +#define OPAL_DYNAMIC_RECONFIG_EVENT 0x80 +#define OPAL_NORMAL_SYS_PLATFORM_SHUTDOWN 0xD0 +#define OPAL_ABNORMAL_POWER_OFF 0xE0 + +/* Max user dump size is 14K */ +#define OPAL_LOG_MAX_DUMP 14336 + +/* Multiple user data sections */ +struct __attribute__((__packed__))opal_user_data_section { + uint32_t tag; + uint16_t size; + uint16_t component_id; + char data_dump[1]; +}; + +/* 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 +}; + +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 OpalM64Action { + OPAL_DISABLE_M64 = 0, + OPAL_ENABLE_M64_SPLIT = 1, + OPAL_ENABLE_M64_NON_SPLIT = 2 +}; + +enum OpalPciResetScope { + OPAL_RESET_PHB_COMPLETE = 1, + OPAL_RESET_PCI_LINK = 2, + OPAL_RESET_PHB_ERROR = 3, + OPAL_RESET_PCI_HOT = 4, + OPAL_RESET_PCI_FUNDAMENTAL = 5, + OPAL_RESET_PCI_IODA_TABLE = 6 +}; + +enum OpalPciReinitScope { + /* + * Note: we chose values that do not overlap + * OpalPciResetScope as OPAL v2 used the same + * enum for both + */ + 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 +}; + +enum OpalCheckTokenStatus { + OPAL_TOKEN_ABSENT = 0, + OPAL_TOKEN_PRESENT = 1 +}; + +/* + * 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, +}; + +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, +}; + +struct opal_msg { + uint32_t msg_type; + uint32_t reserved; + uint64_t params[8]; +}; + +/* System parameter permission */ +enum OpalSysparamPerm { + OPAL_SYSPARAM_READ = 0x1, + OPAL_SYSPARAM_WRITE = 0x2, + OPAL_SYSPARAM_RW = (OPAL_SYSPARAM_READ | OPAL_SYSPARAM_WRITE), +}; + +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, +}; + +/* 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; + + /* PHB3 MMIO Error Regs */ + uint64_t nFir; /* 000 */ + uint64_t nFirMask; /* 003 */ + uint64_t nFirWOF; /* 008 */ + 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]; +}; + +enum { + OPAL_REINIT_CPUS_HILE_BE = (1 << 0), + OPAL_REINIT_CPUS_HILE_LE = (1 << 1), +}; + +typedef struct oppanel_line { + const char * line; + uint64_t line_len; +} oppanel_line_t; + +/* + * SG entries used for code update + * + * 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; +}; + +/* + * Candiate image SG list. + * + * length = VER | length + */ +struct opal_sg_list { + unsigned long length; + struct opal_sg_list *next; + struct opal_sg_entry entry[]; +}; + + +/****** Internal **********/ +#include <skiboot.h> + + +/* + * All the information regarding an error/event to be reported + * needs to populate this structure using pre-defined interfaces + * only + */ +struct __attribute__((__packed__)) opal_errorlog { + + uint16_t component_id; + uint8_t error_event_type; + uint8_t subsystem_id; + + uint8_t event_severity; + uint8_t event_subtype; + uint8_t user_section_count; + uint8_t elog_origin; + + uint32_t user_section_size; + uint32_t reason_code; + uint32_t additional_info[4]; + + char user_data_dump[OPAL_LOG_MAX_DUMP]; + struct list_node link; +}; + +/* An opal table entry */ +struct opal_table_entry { + void *func; + uint32_t token; + uint32_t nargs; +}; + +#define opal_call(__tok, __func, __nargs) \ +static struct opal_table_entry __e_##__func __used __section(".opal_table") = \ +{ .func = __func, .token = __tok, \ + .nargs = __nargs + 0 * sizeof(__func( __test_args##__nargs )) } + +/* Make sure function takes args they claim. Look away now... */ +#define __test_args0 +#define __test_args1 0 +#define __test_args2 0,0 +#define __test_args3 0,0,0 +#define __test_args4 0,0,0,0 +#define __test_args5 0,0,0,0,0 +#define __test_args6 0,0,0,0,0,0 +#define __test_args7 0,0,0,0,0,0,0 + +extern struct opal_table_entry __opal_table_start[]; +extern struct opal_table_entry __opal_table_end[]; + +extern uint64_t opal_pending_events; + +extern struct dt_node *opal_node; + +extern void opal_table_init(void); +extern void opal_update_pending_evt(uint64_t evt_mask, uint64_t evt_values); +extern void add_opal_node(void); + +#define opal_register(token, func, nargs) \ + __opal_register((token) + 0*sizeof(func(__test_args##nargs)), \ + (func), (nargs)) +extern void __opal_register(uint64_t token, void *func, unsigned num_args); + +/* Warning: no locking at the moment, do at init time only + * + * XXX TODO: Add the big RCU-ish "opal API lock" to protect us here + * which will also be used for other things such as runtime updates + */ +extern void opal_add_poller(void (*poller)(void *data), void *data); +extern void opal_del_poller(void (*poller)(void *data)); + + +/* + * Warning: no locking, only call that from the init processor + */ +extern void opal_add_host_sync_notifier(bool (*notify)(void *data), void *data); +extern void opal_del_host_sync_notifier(bool (*notify)(void *data)); + +#endif /* __ASSEMBLY__ */ +#endif /* __OPAL_H */ |