NAME¶
viapm
—
VIA chipsets Power Management controller driver
SYNOPSIS¶
device iicbb
device iicbus
device iicsmb
device smbus
device smb
device viapm
DESCRIPTION¶
This driver provides access to the VIA chipset Power Management Unit family.
They are VT82C586B, VT82C596A, VT82C596B, VT82C686A and VT8233.
The embedded controller of the VIA chipset may give you access to the monitoring
facilities of your mainboard.
The 586B support is made by software whereas other controllers support the SMBus
protocol by hardware. See
smb(4) for writing user
code to fetch voltages, temperature and so on from the monitoring chip of your
mainboard.
SEE ALSO¶
iicbb(4),
iicbus(4),
iicsmb(4),
smb(4),
smbus(4)
HISTORY¶
The
viapm
manual page first appeared in
FreeBSD 4.5.
AUTHORS¶
This manual page was written by
Nicolas
Souchu ⟨nsouch@FreeBSD.org⟩.
BUGS¶
Only polling mode is supported.