ITESIO(4)						   BSD 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 moni-
     tor 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 was then 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.

BSD
								   April 2, 2008							       BSD