PIIXPM(4) FreeBSD Kernel Interfaces Manual PIIXPM(4)
NAME
piixpm - Intel PIIX and compatible Power Management controller
SYNOPSIS
piixpm* at pci? dev ? function ?
iic* at piixpm?
DESCRIPTION
The piixpm driver provides support for the Intel PIIX and compatible
Power Management controller. Only the SMBus host interface is supported
and can be used with the iic(4) framework.
Supported chipsets:
o ATI SB200, SB300, SB400, SB600, SB700, SB800
o Intel 82371AB (PIIX4), 82440MX
o Serverworks OSB4, OSB5, OSB6, HT1000SB
o AMD FCHs (HUDSON, BOLTON and KERNCZ)
SEE ALSO
iic(4), intro(4), pci(4)
HISTORY
The piixpm driver first appeared in OpenBSD 3.9 and then in NetBSD 4.0.
AUTHORS
The current piixpm driver was written by Alexander Yurchenko
<
[email protected]>. It was ported to NetBSD by Jared D. McNeill
<
[email protected]>.
BUGS
The driver doesn't support I2C commands with a data buffer size of more
than 2 bytes.
FreeBSD 14.1-RELEASE-p8 January 14, 2020 FreeBSD 14.1-RELEASE-p8