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 con

troller function
is implemented. But it also have bus idle monitoring func

tion. 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 as

signs conflicted
IRQ for PnP ISA card. And do not use IRQ 9 for Non-PnP ISA

cards.

BSD January 8, 1999

BSD