1.\" $NetBSD: ichsmb.4,v 1.6 2017/03/16 05:18:14 snj Exp $ 2.\" $OpenBSD: ichiic.4,v 1.10 2007/05/31 19:19:50 jmc Exp $ 3.\" 4.\" Copyright (c) 2005 Alexander Yurchenko <grange@openbsd.org> 5.\" 6.\" Permission to use, copy, modify, and distribute this software for any 7.\" purpose with or without fee is hereby granted, provided that the above 8.\" copyright notice and this permission notice appear in all copies. 9.\" 10.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17.\" 18.Dd March 16, 2017 19.Dt ICHSMB 4 20.Os 21.Sh NAME 22.Nm ichsmb 23.Nd Intel Chipset internal SMBus controller 24.Sh SYNOPSIS 25.Cd "ichsmb* at pci?" 26.Cd "iic* at ichsmb?" 27.Sh DESCRIPTION 28The 29.Nm 30driver provides support for the Intel chipset internal SMBus host interface to 31be used with the 32.Xr iic 4 33framework. 34.Pp 35Supported chipsets: 36.Pp 37.Bl -bullet -compact -offset indent 38.It 39ICH series. 40.It 41PCH series. 42.It 4363xxESB series. 44.It 45C6xx series. 46.El 47.Sh SEE ALSO 48.Xr iic 4 , 49.Xr intro 4 , 50.Xr pci 4 51.Sh HISTORY 52The 53.Nm 54driver first appeared in 55.Nx 5.0 . 56It is based off of the 57.Ox 3.9 58.Dq ichiic 59driver. 60.Sh AUTHORS 61.An -nosplit 62The 63.Nm 64driver was written by 65.An Alexander Yurchenko Aq Mt grange@openbsd.org . 66.Sh BUGS 67The driver doesn't support I2C commands with a data buffer size of more 68than 2 bytes. 69