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IT(4)                 DragonFly Kernel Interfaces Manual                 IT(4)


it -- ITE IT8705F/12F/16F and SiS SiS950 Super I/O Hardware Monitor


device it0 at isa? port 0x290 device it1 at isa? port 0xc00 device it2 at isa? port 0xd00 device it3 at isa? port 0x228


The it driver provides support for the IT8705F, IT8712F, IT8716F and SiS950 hardware monitors. The values are exposed through the HW_SENSORS sysctl(3) interface. Most supported devices possess 15 sensors: Sensor Units Typical Use Fan0 RPM CPU Fan Fan1 RPM Fan Fan2 RPM Fan IN0 uV DC Core voltage IN1 uV DC Core voltage IN2 uV DC +3.3V IN3 uV DC +5V IN4 uV DC +12V IN5 uV DC Unknown IN6 uV DC -12V IN7 uV DC -5V IN8 uV DC VBAT Temp uK Motherboard Temperature Temp uK Motherboard Temperature Temp uK CPU Temperature For some devices, sensors' names and numbers will be different.


systat(1), sysctl(3), sensorsd(8), sysctl(8)


The it driver first appeared in OpenBSD 3.4 and was imported into DragonFly 1.11.


The it driver was written by Julien Bordet <zejames@greyhats.org>. It was ported to FreeBSD by Constantine A. Murenin <cnst@FreeBSD.org> as a part of a Google Summer of Code 2007 project.


Interrupt support is unimplemented. DragonFly 3.5 September 13, 2007 DragonFly 3.5

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