1 What: /sys/kernel/debug/<cros-ec-dev
2 Date: September 2017
3 KernelVersion: 4.13
4 Description:
5 If the EC supports the CONSOLE
6 can be used to grab the EC log
7 and keeps its own buffer but u
8 write it out to some logs.
9
10 What: /sys/kernel/debug/<cros-ec-dev
11 Date: September 2017
12 KernelVersion: 4.13
13 Description:
14 This file dumps the EC panic i
15 reboot. This file will only ex
16 type is supported by the EC.
17
18 What: /sys/kernel/debug/<cros-ec-dev
19 Date: June 2018
20 KernelVersion: 4.17
21 Description:
22 This file provides the port ro
23 information for all the USB PD
24 the are no ports available, th
25 file.
26
27 What: /sys/kernel/debug/<cros-ec-dev
28 Date: June 2019
29 KernelVersion: 5.3
30 Description:
31 A u32 providing the time since
32 is used for synchronizing the
33 log. An error is returned if t
34 by the EC or there is a commun
35
36 What: /sys/kernel/debug/<cros-ec-dev
37 Date: June 2019
38 KernelVersion: 5.3
39 Description:
40 Some ECs have a feature where
41 the (Intel) processor's SLP_S0
42 where a system failed to go in
43 an EC with this feature will r
44 transitions that occurred. The
45 the most recent response from
46
47 The bottom 31 bits contain a c
48 transitions that occurred sinc
49 received. Bit 31 is set if the
50 system due to a timeout when w
51 Callers can use this to detect
52 S0ix timeouts. The result will
53 transitions have been attempte
54 this feature.
55
56 Output will be in the format:
57
58 What: /sys/kernel/debug/<cros-ec-dev
59 Date: August 2022
60 KernelVersion: 6.1
61 Description:
62 Some ECs have a feature where
63 a hardware-controlled sleep li
64 in order to detect cases where
65 sleep states. The suspend_time
66 time in milliseconds the EC wi
67 timeout event and attempting t
68
69 Supply 0 to use the default va
70 65535 (EC_HOST_SLEEP_TIMEOUT_I
71 failure detection mechanism. V
72 indicate the number of millise
73 sleep transition before declar
74 the duration after a sleep com
75 hardware line changed, as well
76 hardware line changed and the
77
78 Output will be in the format:
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