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[PATCH] w83781d: Document the alarm and beep bits 

Document the individual alarm and beep bits of the w83781d driver.
Ideally we would offer a chip-independant interface for them, but
until it's done, it's only fair that we document the current
interface.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Jean Delvare 2006-02-05 23:25:25 +01:00 committed by Greg Kroah-Hartman
parent 412fec8216
commit 41fc49337d
1 changed files with 19 additions and 0 deletions
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Documentation/hwmon/w83781d
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@ -123,6 +123,25 @@ When an alarm goes off, you can be warned by a beeping signal through
your computer speaker. It is possible to enable all beeping globally,
or only the beeping for some alarms.
Individual alarm and beep bits:
0x000001: in0
0x000002: in1
0x000004: in2
0x000008: in3
0x000010: temp1
0x000020: temp2 (+temp3 on W83781D)
0x000040: fan1
0x000080: fan2
0x000100: in4
0x000200: in5
0x000400: in6
0x000800: fan3
0x001000: chassis
0x002000: temp3 (W83782D and W83627HF only)
0x010000: in7 (W83782D and W83627HF only)
0x020000: in8 (W83782D and W83627HF only)
If an alarm triggers, it will remain triggered until the hardware register
is read at least once. This means that the cause for the alarm may
already have disappeared! Note that in the current implementation, all