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viaenv(4) [netbsd man page]

VIAENV(4)						   BSD Kernel Interfaces Manual 						 VIAENV(4)

viaenv -- VIA VT82C686A/VT8231 Hardware Monitor and Power Management Timer SYNOPSIS
viaenv* at pci? dev ? function ? DESCRIPTION
The viaenv is an envsys(4) compatible driver for the Hardware Monitor and the Power Management timer in the VIA VT82C686A and VT8231 South Bridges. The device has 10 sensors: Sensor Units Typical Use TSENS1 uK CPU temperature TSENS2 uK System temperature TSENS3 uK ? FAN1 RPM CPU fan FAN2 RPM System fan VSENS1 uV DC CPU core voltage (2.0V) VSENS2 uV DC North Bridge core voltage (2.5V) Vcore uV DC Internal core voltage (3.3V) VSENS3 uV DC +5V VSENS4 uV DC +12V Sensor data is updated every 1.5 seconds. SEE ALSO
envsys(4), envstat(8) HISTORY
The viaenv device appeared in NetBSD 1.5. BUGS
Interrupt support is unimplemented, as is support for setting values. BSD
January 20, 2007 BSD

Check Out this Related Man Page

UG(4)							   BSD Kernel Interfaces Manual 						     UG(4)

ug -- Abit uGuru system hardware monitor SYNOPSIS
ug* at acpi? ug0 at isa? port 0xe0 DESCRIPTION
The ug driver provides support for the Abit uGuru hardware monitor to be used with the envsys(4) interface. The ug driver has 19 sensors: Sensor Units Typical Use CPU uK CPU Temp SYS uK System Temp PWN uK PWN Temp VCORE uV DC Core voltage DDR0 uV DC DDRVdd DDR1 uV DC DDRVtt NB uV DC NBVdd SB uV DC SBVdd HTV uV DC HTVdd AGP uV DC AGPVdd V5V uV DC Vdd5V V33V uV DC Vdd3V3 V5SB uV DC Vdd5VSB V33VD uV DC Vdd3VDual CPUF RPM CPU Fan NBF RPM NB Fan SYSF RPM SYS Fan AUXF RPM AUX Fan 1 AUXF2 RPM AUX Fan 2 SEE ALSO
acpi(4), envsys(4), envstat(8) HISTORY
The ug driver first appeared in NetBSD 4.0. AUTHORS
The ug driver was written by Mihai Chelaru <>. BUGS
Interrupt support is unimplemented. BSD
May 8, 2007 BSD
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