1 What: /sys/bus/acpi/devices/.../path
2 Date: December 2006
3 Contact: Rafael J. Wysocki <rjw@rjwysock
4 Description:
5 This attribute indicates the f
6 object associated with the dev
7 \_SB_.PCI0.
8
9 This file is not present for d
10 fixed ACPI hardware features (
11 buttons).
12
13 What: /sys/bus/acpi/devices/.../moda
14 Date: July 2007
15 Contact: Rafael J. Wysocki <rjw@rjwysock
16 Description:
17 This attribute indicates the P
18 That is acpi:HHHHHHHH:[CCCCCCC
19 CCCCCCCC contains device objec
20
21 What: /sys/bus/acpi/devices/.../hid
22 Date: April 2005
23 Contact: Rafael J. Wysocki <rjw@rjwysock
24 Description:
25 This attribute indicates the h
26 device object. For example, P
27 This file is present for devic
28 control method.
29
30 What: /sys/bus/acpi/devices/.../desc
31 Date: October 2012
32 Contact: Rafael J. Wysocki <rjw@rjwysock
33 Description:
34 This attribute contains the ou
35 _STR control method, if presen
36
37 What: /sys/bus/acpi/devices/.../adr
38 Date: October 2012
39 Contact: Rafael J. Wysocki <rjw@rjwysock
40 Description:
41 This attribute contains the ou
42 _ADR control method, which is
43 objects representing devices h
44 algorithms, such as PCI.
45
46 What: /sys/bus/acpi/devices/.../uid
47 Date: October 2012
48 Contact: Rafael J. Wysocki <rjw@rjwysock
49 Description:
50 This attribute contains the ou
51 _UID control method, if presen
52
53 What: /sys/bus/acpi/devices/.../ejec
54 Date: December 2006
55 Contact: Rafael J. Wysocki <rjw@rjwysock
56 Description:
57 Writing 1 to this attribute wi
58 this device object. This file
59 object that has _EJ0 method.
60
61 What: /sys/bus/acpi/devices/.../stat
62 Date: Jan, 2014
63 Contact: Rafael J. Wysocki <rjw@rjwysock
64 Description:
65 (RO) Returns the ACPI device s
66 functioning or present, if the
67
68 The return value is a decimal
69 status bitmap:
70
71 =========== =================
72 Bit [0] Set if the device
73 Bit [1] Set if the device
74 resources.
75 Bit [2] Set if the device
76 Bit [3] Set if the device
77 if device failed
78 Bit [4] Set if the batter
79 Bits [31:5] Reserved (must be
80 =========== =================
81
82 If bit [0] is clear, then bit
83 that is not present cannot be
84
85 Bit 0 can be clear (not presen
86 functional). This case is use
87 which no device driver should
88
89 More special cases are covered
90
91 What: /sys/bus/acpi/devices/.../hrv
92 Date: Apr, 2016
93 Contact: Rafael J. Wysocki <rjw@rjwysock
94 Description:
95 (RO) Allows users to read the
96 hardware, if the _HRV control
97 useful for non-PCI devices bec
98 version for PCI devices.
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