INTPM(4) BSD Kernel Interfaces Manual INTPM(4)
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 attach-
ing.
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 con-
flicted IRQ for PnP ISA card. And do not use IRQ 9 for Non-PnP ISA cards.
BSD
January 8, 1999 BSD
