NAME¶
intpm —
Intel PIIX4 Power Management controller driver
SYNOPSIS¶
device smbus
device smb
device intpm
DESCRIPTION¶
This driver provides access to Intel PIIX4 PCI Controller function 3, Power
management controller. Currently, only smbus controller function is
implemented. But it also have bus idle monitoring function. It will display
mapped I/O address for bus monitoring function when attaching.
SEE ALSO¶
smb(4),
smbus(4)
HISTORY¶
The
intpm driver first appeared in
FreeBSD 3.4.
AUTHORS¶
This manual page was written by
Takanori
Watanabe ⟨takawata@shidahara1.planet.sci.kobe-u.ac.jp⟩.
BUGS¶
This device requires IRQ 9 exclusively. To use this, you should enable ACPI
function in BIOS configuration, or PnP mechanism assigns conflicted IRQ for
PnP ISA card. And do not use IRQ 9 for Non-PnP ISA cards.
