1 What: /sys/devices/system/machineche
2 Contact: Andi Kleen <ak@linux.intel.com>
3 Date: Feb, 2007
4 Description:
5 (X = CPU number)
6
7 Machine checks report internal
8 detected by the CPU. Uncorrect
9 machine check (often with pani
10 machine check log entry.
11
12 For more details about the x86
13 see the Intel and AMD architec
14 developer websites.
15
16 For more details about the arc
17 see http://one.firstfloor.org/
18
19 Each CPU has its own directory
20
21 What: /sys/devices/system/machineche
22 Contact: Andi Kleen <ak@linux.intel.com>
23 Date: Feb, 2007
24 Description:
25 (Y bank number)
26
27 64bit Hex bitmask enabling/dis
28 bank Y.
29
30 When a bit in the bitmask is z
31 subevent will not be reported.
32
33 By default all events are enab
34
35 Note that BIOS maintain anothe
36 per bank. This is not visible
37
38 What: /sys/devices/system/machineche
39 Contact: Andi Kleen <ak@linux.intel.com>
40 Date: Feb, 2007
41 Description:
42 The entries appear for each CP
43 between all CPUs.
44
45 How often to poll for correcte
46 seconds (Note output is hexade
47 When the poller finds MCEs it
48 (poll more often) on the polli
49 stops finding MCEs, it trigger
50 (poll less often) on the polli
51 variable is both the initial a
52 0 means no polling for correct
53 (but some corrected errors mig
54 in other ways)
55
56 What: /sys/devices/system/machineche
57 Contact: Andi Kleen <ak@linux.intel.com>
58 Date: Feb, 2007
59 Description:
60 The entries appear for each CP
61 between all CPUs.
62
63 Program to run when a machine
64 This is an alternative to runn
65 and allows to detect events fa
66
67 What: /sys/devices/system/machineche
68 Contact: Andi Kleen <ak@linux.intel.com>
69 Date: Feb, 2007
70 Description:
71 How long to wait for the other
72 exception. 0 to disable waitin
73
74 Unit: us
75
76 What: /sys/devices/system/machineche
77 Contact: Hidetoshi Seto <seto.hidetoshi@
78 Date: Jun 2009
79 Description:
80 Disables polling and CMCI for
81 All corrected events are not c
82
83 What: /sys/devices/system/machineche
84 Contact: Hidetoshi Seto <seto.hidetoshi@
85 Date: Jun 2009
86 Description:
87 Disables logging for corrected
88 All reported corrected errors
89
90 This option will be useful if
91 errors.
92
93 What: /sys/devices/system/machineche
94 Contact: Hidetoshi Seto <seto.hidetoshi@
95 Date: Jun 2009
96 Description:
97 Disables the CMCI feature.
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