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ITESIO(4) |
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.
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.