|
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.
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.