root/lm-sensors/trunk/doc/chips/smartbatt @ 3007

Revision 3007, 1.6 KB (checked in by khali, 9 years ago)

Backport the cleanups and corrections Rudolf Marek and I did when
porting the chips documentation to Linux 2.6.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
Line 
1Kernel driver `smartbatt.o'
2==========================
3
4Status: Alpha
5
6Supported chips:
7  * Smart batteries
8    Prefix: 'smartbatt'
9        Address scanned: 0x0b
10        Datasheet: Smart Battery Data Specification Revision 1.1
11        http://www.sbs-forum.org/
12
13Author: M. Studebaker <mdsxyz123@yahoo.com>
14
15License: GPL
16
17
18Module Parameters
19-----------------
20
21* force: short array (min = 1, max = 48)
22  List of adapter,address pairs to boldly assume to be present
23* force_smartbatt: short array (min = 1, max = 48)
24  List of adapter,address pairs which are unquestionably assumed to contain
25  a `smartbatt' chip
26* probe: short array (min = 1, max = 48)
27  List of adapter,address pairs to scan additionally
28* probe_range: short array (min = 1, max = 48)
29  List of adapter,start-addr,end-addr triples to scan additionally
30* ignore: short array (min = 1, max = 48)
31  List of adapter,address pairs not to scan
32* ignore_range: short array (min = 1, max = 48)
33  List of adapter,start-addr,end-addr triples not to scan
34
35
36Detection
37---------
38
39Very poor. Just looks for the presence of some registers.
40
41
42Uses
43----
44
45Provides read-only access to battery voltage, current, temperature,
46charge status, time remaining, and alarms.
47
48
49/proc entries
50-------------
51
52Average readings are one minute rolling averages.
53
54  alarms        bitmask
55  charge        relative charge, absolute charge (%)
56  i             average current, instantaneous current (A)
57  temp          temperature (deg. C)
58  time          avg. time to empty, avg. time to full,
59                instantaneous time to full (min)
60  v             max voltage, current voltage (V)
61
62
63To do
64-----
65
66More features.
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