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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 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 AT shidahara1 DOT planet DOT sci DOT kobe-u DOT ac DOT 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.

BSD January 8, 1999 BSD

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