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.\"
.\" $FreeBSD$
.\"
-.Dd January 8, 1999
+.Dd July 20, 2016
.Dt INTPM 4
.Os
.Sh NAME
.Nm intpm
.Nd Intel PIIX4 Power Management controller driver
.Sh SYNOPSIS
+.Cd device pci
.Cd device smbus
.Cd device smb
.Cd device intpm
.Sh DESCRIPTION
-This driver provides access to
-.Tn 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.
+The
+.Nm
+driver provides access to
+.Tn Intel PIIX4
+compatible Power Management controllers.
+Currently, only
+.Xr smbus 4
+controller function is implemented.
+.Sh HARDWARE
+The
+.Nm
+driver supports the following chipsets:
+.Pp
+.Bl -bullet -compact
+.It
+Intel 82371AB/82443MX
+.It
+ATI IXP400
+.It
+AMD SB600/7x0/8x0/9x0 southbridges
+.It
+AMD Axx/Hudson/Bolton FCHs
+.It
+AMD FCH integrated into Family 16h Models 00h-0Fh Processors
+.El
.Sh SEE ALSO
+.Xr amdpm 4 ,
+.Xr amdsmb 4 ,
+.Xr ichsmb 4 ,
.Xr smb 4 ,
.Xr smbus 4
.Sh HISTORY
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