4 APEI uses printk as hardware error reporting interface, the output
8 APEI generic hardware error status
9 severity: <integer>, <severity string>
10 section: <integer>, severity: <integer>, <severity string>
12 <section flags strings>
15 section_type: <section type string>
18 <severity string>* := recoverable | fatal | corrected | info
20 <section flags strings># :=
21 [primary][, containment warning][, reset][, threshold exceeded]\
22 [, resource not accessible][, latent error]
24 <section type string> := generic processor error | memory error | \
25 PCIe error | unknown, <uuid string>
28 <generic processor section data> | <memory section data> | \
29 <pcie section data> | <null>
31 <generic processor section data> :=
32 [processor_type: <integer>, <proc type string>]
33 [processor_isa: <integer>, <proc isa string>]
34 [error_type: <integer>
35 <proc error type strings>]
36 [operation: <integer>, <proc operation string>]
40 [version_info: <integer>]
41 [processor_id: <integer>]
42 [target_address: <integer>]
43 [requestor_id: <integer>]
44 [responder_id: <integer>]
47 <proc type string>* := IA32/X64 | IA64
49 <proc isa string>* := IA32 | IA64 | X64
51 <processor error type strings># :=
52 [cache error][, TLB error][, bus error][, micro-architectural error]
54 <proc operation string>* := unknown or generic | data read | data write | \
57 <proc flags strings># :=
58 [restartable][, precise IP][, overflow][, corrected]
60 <memory section data> :=
61 [error_status: <integer>]
62 [physical_address: <integer>]
63 [physical_address_mask: <integer>]
71 [bit_position: <integer>]
72 [requestor_id: <integer>]
73 [responder_id: <integer>]
74 [target_id: <integer>]
75 [error_type: <integer>, <mem error type string>]
77 <mem error type string>* :=
78 unknown | no error | single-bit ECC | multi-bit ECC | \
79 single-symbol chipkill ECC | multi-symbol chipkill ECC | master abort | \
80 target abort | parity error | watchdog timeout | invalid address | \
81 mirror Broken | memory sparing | scrub corrected error | \
82 scrub uncorrected error
84 <pcie section data> :=
85 [port_type: <integer>, <pcie port type string>]
86 [version: <integer>.<integer>]
87 [command: <integer>, status: <integer>]
88 [device_id: <integer>:<integer>:<integer>.<integer>
90 secondary_bus: <integer>
91 vendor_id: <integer>, device_id: <integer>
92 class_code: <integer>]
93 [serial number: <integer>, <integer>]
94 [bridge: secondary_status: <integer>, control: <integer>]
95 [aer_status: <integer>, aer_mask: <integer>
97 [aer_uncor_severity: <integer>]
98 aer_layer=<aer layer string>, aer_agent=<aer agent string>
99 aer_tlp_header: <integer> <integer> <integer> <integer>]
101 <pcie port type string>* := PCIe end point | legacy PCI end point | \
102 unknown | unknown | root port | upstream switch port | \
103 downstream switch port | PCIe to PCI/PCI-X bridge | \
104 PCI/PCI-X to PCIe bridge | root complex integrated endpoint device | \
105 root complex event collector
107 if section severity is fatal or recoverable
108 <aer status string># :=
109 unknown | unknown | unknown | unknown | Data Link Protocol | \
110 unknown | unknown | unknown | unknown | unknown | unknown | unknown | \
111 Poisoned TLP | Flow Control Protocol | Completion Timeout | \
112 Completer Abort | Unexpected Completion | Receiver Overflow | \
113 Malformed TLP | ECRC | Unsupported Request
115 <aer status string># :=
116 Receiver Error | unknown | unknown | unknown | unknown | unknown | \
117 Bad TLP | Bad DLLP | RELAY_NUM Rollover | unknown | unknown | unknown | \
118 Replay Timer Timeout | Advisory Non-Fatal
121 <aer layer string> :=
122 Physical Layer | Data Link Layer | Transaction Layer
124 <aer agent string> :=
125 Receiver ID | Requester ID | Completer ID | Transmitter ID
127 Where, [] designate corresponding content is optional
129 All <field string> description with * has the following format:
131 field: <integer>, <field string>
133 Where value of <integer> should be the position of "string" in <field
134 string> description. Otherwise, <field string> will be "unknown".
136 All <field strings> description with # has the following format:
141 Where each string in <fields strings> corresponding to one set bit of
142 <integer>. The bit position is the position of "string" in <field
143 strings> description.
145 For more detailed explanation of every field, please refer to UEFI
146 specification version 2.3 or later, section Appendix N: Common
147 Platform Error Record.