Annotation of src/share/man/man4/lm.4, Revision 1.9
1.9 ! msaitoh 1: .\" $NetBSD: lm.4,v 1.8 2000/08/03 09:29:55 bouyer Exp $
1.1 groo 2: .\"
3: .\" Copyright (c) 2000 The NetBSD Foundation, Inc.
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6: .\" This code is derived from software contributed to The NetBSD Foundation
7: .\" by Bill Squier.
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37: .Dd February 26, 2000
38: .Dt LM 4
39: .Os
40: .Sh NAME
41: .Nm lm
42: .Nd National Semiconductor LM78, LM79 and compatible hardware monitors
43: .Sh SYNOPSIS
44: .Cd "lm0 at isa? port 0x290"
1.2 groo 45: .\" .Cd "lm0 at pnpbios0 index ?"
1.1 groo 46: .Sh DESCRIPTION
47: The
48: .Nm
49: driver provides support for the
50: .Tn National Semiconductor
51: LM series hardware monitors and register compatible chips to be used with
52: the
53: .Xr envsys 4
54: API.
55: .Pp
1.6 bouyer 56: Most supported devices possess 11 sensors:
1.1 groo 57: .Bl -column "Sensor" "Units" "Typical" -offset indent
58: .It Sy "Sensor" Ta Sy "Units" Ta Sy "Typical Use"
59: .It Li "IN0" Ta "uV DC" Ta "Core voltage"
60: .It Li "IN1" Ta "uV DC" Ta "unknown"
61: .It Li "IN2" Ta "uV DC" Ta "+3.3V"
62: .It Li "IN3" Ta "uV DC" Ta "+5V"
63: .It Li "IN4" Ta "uV DC" Ta "+12V"
64: .It Li "IN5" Ta "uV DC" Ta "-12V"
65: .It Li "IN6" Ta "uV DC" Ta "-5V"
66: .It Li "Temp" Ta "uK" Ta "Motherboard Temperature"
67: .It Li "Fan0" Ta "RPM" Ta "Fan"
68: .It Li "Fan1" Ta "RPM" Ta "Chassis Fan"
69: .It Li "Fan2" Ta "RPM" Ta "Fan"
70: .El
1.7 bouyer 71: for some devices (most Winbond devices) sensors names and numbers will be
1.6 bouyer 72: different.
1.1 groo 73: .Pp
74: Sensor names as well as nominal RPMs for fans 0 and 1 may be changed
75: through the
76: .Dv ENVSYS_STREINFO
77: .Xr ioctl 2 .
1.3 groo 78: .Pp
79: Due to hardware limitations, fresh sensor data is only available every
80: 1.5 seconds.
1.1 groo 81: .Sh HARDWARE
82: Chips supported by the
83: .Nm
84: driver include:
85: .Pp
86: .Bl -item -offset indent
87: .It
88: .Tn National Semiconductor
1.7 bouyer 89: .Em LM78
90: and
91: .Em LM78-J
1.1 groo 92: .It
93: .Tn National Semiconductor
1.7 bouyer 94: .Em LM79
1.1 groo 95: .It
96: .Tn Winbond
1.8 bouyer 97: .Em W83697HF
1.7 bouyer 98: (untested)
1.6 bouyer 99: .It
100: .Tn Winbond
1.7 bouyer 101: .Em W83627HF ,
1.8 bouyer 102: .Em W83781D
1.7 bouyer 103: and
104: .Em W83782D
1.9 ! msaitoh 105: .El
1.1 groo 106: .Sh SEE ALSO
1.5 enami 107: .Xr envsys 4 ,
108: .Xr envstat 8
1.1 groo 109: .Sh BUGS
110: Interrupt support is unimplemented.
1.2 groo 111: .Pp
112: There are currently no known pnpbios IDs assigned to LM chips.
1.1 groo 113: .Sh HISTORY
114: The
115: .Nm
116: device appeared in
117: .Nx 1.5 .
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