itesio(4) - NetBSD Manual Pages

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ITESIO(4)               NetBSD Kernel Interfaces Manual              ITESIO(4)


NAME

     itesio -- ITE IT87xxF Super I/O driver


SYNOPSIS

     itesio0 at isa? port 0x2e
     itesio1 at isa? port 0x4e


DESCRIPTION

     The itesio driver provides support for the Environment Controller and the
     Watchdog Timer on the IT87xxF Super I/Os, and may be used to monitor
     hardware sensors or setting up a watchdog timeout value for the system.

     The itesio driver has 15 sensors:

           Sensor    Units    Typical Use
           Temp0     uK       CPU Temp
           Temp1     uK       System Temp
           Temp2     uK       Aux Temp
           VIN0      uV DC    Vcore A
           VIN1      uV DC    Vcore B
           VIN2      uV DC    +3.3V
           VIN3      uV DC    +5V
           VIN4      uV DC    +12V
           VIN5      uV DC    -12V
           VIN6      uV DC    -5V
           VIN7      uV DC    STANDBY
           VBAT      uV DC    VBAT
           Fan0      RPM      CPU Fan
           Fan1      RPM      System Fan
           Fan2      RPM      Aux Fan

     The itesio Watchdog Timer is configurable via the wdogctl(8) utility and
     has a resolution between 1 and 65535 seconds. The Watchdog Timer is not
     supported on the IT8705 Super I/O.


SEE ALSO

     envsys(4), envstat(8), wdogctl(8)


HISTORY

     The itesio driver first appeared in OpenBSD 3.4 and then it was ported to
     NetBSD 4.0.


AUTHORS

     The itesio driver was written by Julien Bordet <zejames@greyhats.org> and
     Juan Romero Pardines <xtraeme@netbsd.org>.


BUGS

     Interrupt support is unimplemented.

NetBSD 5.0                       April 2, 2008                      NetBSD 5.0