root/lm-sensors/trunk/doc/busses/i2c-ipmi

Revision 1614, 1.7 kB (checked in by mds, 6 years ago)

add ipmi driver docs

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  • Property svn:keywords set to Author Date Id Revision
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1 Kernel driver `i2c-ipmi.o'
2
3 Status: Alpha
4
5 Supported adapters:
6   * IPMI BMC
7
8 Author: Mark D. Studebaker <mdsxyz123@yahoo.com>
9
10
11 Module Parameters
12 -----------------
13 (none)
14
15
16 Description
17 -----------
18 This is a "dummy" adapter which provides access to the
19 BMC (Baseboard Management Controller) via IPMI (Intelligent Platform
20 Management Interface). It is used by the bmcsensors module.
21
22 Together with the bmcsensors module, this provides high-level
23 access to sensors known by the BMC. For low-level access to
24 IPMB (I2C/SMBus) busses behind the BMC, use the i2c-ipmb module.
25
26 This module REQUIRES the IPMI kernel patch by Corey Minyard,
27 v13 or higher, available at http://openipmi.sourceforge.net .
28 Other IPMI drivers are not supported.
29
30 See http://www.intel.com/design/servers/ipmi/ for
31 IPMI standards information.
32
33 You must configure the following features in your kernel
34 (under Character Devices):
35         IPMI top-level message handler
36         IPMI KCS handler
37 The IPMI device interface and IPMI watchdog handler are not required.
38
39 If the KCS handler (ipmi_kcs_drv) is configured as a module,
40 you must modprobe it separately, it will not load automatically
41 when you modprobe i2c-ipmi or ipmi_msghandler (unless you set up
42 /etc/modules.conf to load ipmi_kcs_drv when ipmi_msghandler is loaded).
43
44 Issues
45 ------
46 Only one BMC is supported - shouldn't be a problem.
47
48 Only one client is supported - to be fixed.
49
50 Libsensors was hacked to support this dummy driver; only
51 the ISA dummy driver was supported previously.
52 The library needs further enhancements for full
53 dummy driver support.
54
55 Alpha!
56
57
58
59 **********************
60 The lm_sensors project gratefully acknowledges the support of
61 Hewlett Packard (Ft. Collins) in the development of this driver.
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