151 lines · plain
1.. SPDX-License-Identifier: GPL-2.02 3==================4APEI output format5==================6 7APEI uses printk as hardware error reporting interface, the output8format is as follow::9 10 <error record> :=11 APEI generic hardware error status12 severity: <integer>, <severity string>13 section: <integer>, severity: <integer>, <severity string>14 flags: <integer>15 <section flags strings>16 fru_id: <uuid string>17 fru_text: <string>18 section_type: <section type string>19 <section data>20 21 <severity string>* := recoverable | fatal | corrected | info22 23 <section flags strings># :=24 [primary][, containment warning][, reset][, threshold exceeded]\25 [, resource not accessible][, latent error]26 27 <section type string> := generic processor error | memory error | \28 PCIe error | unknown, <uuid string>29 30 <section data> :=31 <generic processor section data> | <memory section data> | \32 <pcie section data> | <null>33 34 <generic processor section data> :=35 [processor_type: <integer>, <proc type string>]36 [processor_isa: <integer>, <proc isa string>]37 [error_type: <integer>38 <proc error type strings>]39 [operation: <integer>, <proc operation string>]40 [flags: <integer>41 <proc flags strings>]42 [level: <integer>]43 [version_info: <integer>]44 [processor_id: <integer>]45 [target_address: <integer>]46 [requestor_id: <integer>]47 [responder_id: <integer>]48 [IP: <integer>]49 50 <proc type string>* := IA32/X64 | IA6451 52 <proc isa string>* := IA32 | IA64 | X6453 54 <processor error type strings># :=55 [cache error][, TLB error][, bus error][, micro-architectural error]56 57 <proc operation string>* := unknown or generic | data read | data write | \58 instruction execution59 60 <proc flags strings># :=61 [restartable][, precise IP][, overflow][, corrected]62 63 <memory section data> :=64 [error_status: <integer>]65 [physical_address: <integer>]66 [physical_address_mask: <integer>]67 [node: <integer>]68 [card: <integer>]69 [module: <integer>]70 [bank: <integer>]71 [device: <integer>]72 [row: <integer>]73 [column: <integer>]74 [bit_position: <integer>]75 [requestor_id: <integer>]76 [responder_id: <integer>]77 [target_id: <integer>]78 [error_type: <integer>, <mem error type string>]79 80 <mem error type string>* :=81 unknown | no error | single-bit ECC | multi-bit ECC | \82 single-symbol chipkill ECC | multi-symbol chipkill ECC | master abort | \83 target abort | parity error | watchdog timeout | invalid address | \84 mirror Broken | memory sparing | scrub corrected error | \85 scrub uncorrected error86 87 <pcie section data> :=88 [port_type: <integer>, <pcie port type string>]89 [version: <integer>.<integer>]90 [command: <integer>, status: <integer>]91 [device_id: <integer>:<integer>:<integer>.<integer>92 slot: <integer>93 secondary_bus: <integer>94 vendor_id: <integer>, device_id: <integer>95 class_code: <integer>]96 [serial number: <integer>, <integer>]97 [bridge: secondary_status: <integer>, control: <integer>]98 [aer_status: <integer>, aer_mask: <integer>99 <aer status string>100 [aer_uncor_severity: <integer>]101 aer_layer=<aer layer string>, aer_agent=<aer agent string>102 aer_tlp_header: <integer> <integer> <integer> <integer>]103 104 <pcie port type string>* := PCIe end point | legacy PCI end point | \105 unknown | unknown | root port | upstream switch port | \106 downstream switch port | PCIe to PCI/PCI-X bridge | \107 PCI/PCI-X to PCIe bridge | root complex integrated endpoint device | \108 root complex event collector109 110 if section severity is fatal or recoverable111 <aer status string># :=112 unknown | unknown | unknown | unknown | Data Link Protocol | \113 unknown | unknown | unknown | unknown | unknown | unknown | unknown | \114 Poisoned TLP | Flow Control Protocol | Completion Timeout | \115 Completer Abort | Unexpected Completion | Receiver Overflow | \116 Malformed TLP | ECRC | Unsupported Request117 else118 <aer status string># :=119 Receiver Error | unknown | unknown | unknown | unknown | unknown | \120 Bad TLP | Bad DLLP | RELAY_NUM Rollover | unknown | unknown | unknown | \121 Replay Timer Timeout | Advisory Non-Fatal122 fi123 124 <aer layer string> :=125 Physical Layer | Data Link Layer | Transaction Layer126 127 <aer agent string> :=128 Receiver ID | Requester ID | Completer ID | Transmitter ID129 130Where, [] designate corresponding content is optional131 132All <field string> description with * has the following format::133 134 field: <integer>, <field string>135 136Where value of <integer> should be the position of "string" in <field137string> description. Otherwise, <field string> will be "unknown".138 139All <field strings> description with # has the following format::140 141 field: <integer>142 <field strings>143 144Where each string in <fields strings> corresponding to one set bit of145<integer>. The bit position is the position of "string" in <field146strings> description.147 148For more detailed explanation of every field, please refer to UEFI149specification version 2.3 or later, section Appendix N: Common150Platform Error Record.151