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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.
                      4: .\" All rights reserved.
                      5: .\"
                      6: .\" This code is derived from software contributed to The NetBSD Foundation
                      7: .\" by Bill Squier.
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                     10: .\" modification, are permitted provided that the following conditions
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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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