151 lines
5.4 KiB
ReStructuredText
151 lines
5.4 KiB
ReStructuredText
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.. SPDX-License-Identifier: GPL-2.0
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==================
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APEI output format
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==================
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APEI uses printk as hardware error reporting interface, the output
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format is as follow::
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<error record> :=
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APEI generic hardware error status
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severity: <integer>, <severity string>
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section: <integer>, severity: <integer>, <severity string>
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flags: <integer>
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<section flags strings>
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fru_id: <uuid string>
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fru_text: <string>
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section_type: <section type string>
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<section data>
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<severity string>* := recoverable | fatal | corrected | info
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<section flags strings># :=
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[primary][, containment warning][, reset][, threshold exceeded]\
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[, resource not accessible][, latent error]
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<section type string> := generic processor error | memory error | \
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PCIe error | unknown, <uuid string>
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<section data> :=
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<generic processor section data> | <memory section data> | \
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<pcie section data> | <null>
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<generic processor section data> :=
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[processor_type: <integer>, <proc type string>]
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[processor_isa: <integer>, <proc isa string>]
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[error_type: <integer>
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<proc error type strings>]
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[operation: <integer>, <proc operation string>]
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[flags: <integer>
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<proc flags strings>]
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[level: <integer>]
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[version_info: <integer>]
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[processor_id: <integer>]
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[target_address: <integer>]
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[requestor_id: <integer>]
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[responder_id: <integer>]
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[IP: <integer>]
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<proc type string>* := IA32/X64 | IA64
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<proc isa string>* := IA32 | IA64 | X64
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<processor error type strings># :=
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[cache error][, TLB error][, bus error][, micro-architectural error]
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<proc operation string>* := unknown or generic | data read | data write | \
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instruction execution
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<proc flags strings># :=
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[restartable][, precise IP][, overflow][, corrected]
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<memory section data> :=
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[error_status: <integer>]
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[physical_address: <integer>]
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[physical_address_mask: <integer>]
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[node: <integer>]
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[card: <integer>]
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[module: <integer>]
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[bank: <integer>]
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[device: <integer>]
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[row: <integer>]
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[column: <integer>]
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[bit_position: <integer>]
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[requestor_id: <integer>]
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[responder_id: <integer>]
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[target_id: <integer>]
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[error_type: <integer>, <mem error type string>]
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<mem error type string>* :=
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unknown | no error | single-bit ECC | multi-bit ECC | \
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single-symbol chipkill ECC | multi-symbol chipkill ECC | master abort | \
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target abort | parity error | watchdog timeout | invalid address | \
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mirror Broken | memory sparing | scrub corrected error | \
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scrub uncorrected error
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<pcie section data> :=
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[port_type: <integer>, <pcie port type string>]
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[version: <integer>.<integer>]
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[command: <integer>, status: <integer>]
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[device_id: <integer>:<integer>:<integer>.<integer>
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slot: <integer>
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secondary_bus: <integer>
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vendor_id: <integer>, device_id: <integer>
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class_code: <integer>]
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[serial number: <integer>, <integer>]
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[bridge: secondary_status: <integer>, control: <integer>]
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[aer_status: <integer>, aer_mask: <integer>
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<aer status string>
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[aer_uncor_severity: <integer>]
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aer_layer=<aer layer string>, aer_agent=<aer agent string>
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aer_tlp_header: <integer> <integer> <integer> <integer>]
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<pcie port type string>* := PCIe end point | legacy PCI end point | \
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unknown | unknown | root port | upstream switch port | \
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downstream switch port | PCIe to PCI/PCI-X bridge | \
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PCI/PCI-X to PCIe bridge | root complex integrated endpoint device | \
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root complex event collector
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if section severity is fatal or recoverable
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<aer status string># :=
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unknown | unknown | unknown | unknown | Data Link Protocol | \
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unknown | unknown | unknown | unknown | unknown | unknown | unknown | \
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Poisoned TLP | Flow Control Protocol | Completion Timeout | \
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Completer Abort | Unexpected Completion | Receiver Overflow | \
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Malformed TLP | ECRC | Unsupported Request
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else
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<aer status string># :=
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Receiver Error | unknown | unknown | unknown | unknown | unknown | \
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Bad TLP | Bad DLLP | RELAY_NUM Rollover | unknown | unknown | unknown | \
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Replay Timer Timeout | Advisory Non-Fatal
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fi
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<aer layer string> :=
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Physical Layer | Data Link Layer | Transaction Layer
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<aer agent string> :=
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Receiver ID | Requester ID | Completer ID | Transmitter ID
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Where, [] designate corresponding content is optional
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All <field string> description with * has the following format::
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field: <integer>, <field string>
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Where value of <integer> should be the position of "string" in <field
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string> description. Otherwise, <field string> will be "unknown".
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All <field strings> description with # has the following format::
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field: <integer>
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<field strings>
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Where each string in <fields strings> corresponding to one set bit of
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<integer>. The bit position is the position of "string" in <field
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strings> description.
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For more detailed explanation of every field, please refer to UEFI
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specification version 2.3 or later, section Appendix N: Common
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Platform Error Record.
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