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 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.