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34 Ultra Enterprise 450 environmental monitoring
36 .Cd "envctrl* at ebus?"
40 driver provides thermal monitoring of processors and power supplies, as well as
41 automatic fan regulation. The driver attaches to the SUNW,envctrl subsystem
42 found on Ultra Enterprise 450 systems.
44 The following sensors can be queried with
46 .Bl -column "xxxxxxxxxxxxx" "Unit" "Description" -offset indent
47 .It Sy "Sensor" Ta Sy "Units" Ta Sy "Description"
48 .It Li "CPU0" Ta "degC" Ta "Processor 0 temperature"
49 .It Li "CPU1" Ta "degC" Ta "Processor 1 temperature"
50 .It Li "CPU2" Ta "degC" Ta "Processor 2 temperature"
51 .It Li "CPU3" Ta "degC" Ta "Processor 3 temperature"
52 .It Li "PS0" Ta "degC" Ta "Power supply 0 temperature"
53 .It Li "PS1" Ta "degC" Ta "Power supply 1 temperature"
54 .It Li "PS2" Ta "degC" Ta "Power supply 2 temperature"
55 .It Li "ambient" Ta "degC" Ta "Ambient temperature"
56 .It Li "cpufan voltage" Ta "V" Ta "Voltage used to drive processor fans"
57 .It Li "psfan voltage" Ta "V" Ta "Voltage used to drive power supply fans"
58 .It Li "ps failed" Ta "count" Ta "number of failed power supplies"
59 .It Li "fans failed" Ta "count" Ta "number of failed fans"
67 driver first appeared in
70 .An Tobias Nygren Aq tnn@NetBSD.org
72 The driver doesn't support SUNW,envctrltwo found on the Ultra Enterprise 250.
74 Environmental interrupts are not supported.