1edd30e9cSPhilip Paeps.\" $OpenBSD: glxsb.4,v 1.5 2007/05/31 19:19:54 jmc Exp $ 2edd30e9cSPhilip Paeps.\" 3edd30e9cSPhilip Paeps.\"Copyright (c) 2006 Tom Cosgrove <tom@openbsd.org> 4edd30e9cSPhilip Paeps.\" 5edd30e9cSPhilip Paeps.\"Permission to use, copy, modify, and distribute this software for any 6edd30e9cSPhilip Paeps.\"purpose with or without fee is hereby granted, provided that the above 7edd30e9cSPhilip Paeps.\"copyright notice and this permission notice appear in all copies. 8edd30e9cSPhilip Paeps.\" 9edd30e9cSPhilip Paeps.\"THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10edd30e9cSPhilip Paeps.\"WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11edd30e9cSPhilip Paeps.\"MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12edd30e9cSPhilip Paeps.\"ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13edd30e9cSPhilip Paeps.\"WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14edd30e9cSPhilip Paeps.\"ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15edd30e9cSPhilip Paeps.\"OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16edd30e9cSPhilip Paeps.\" 17edd30e9cSPhilip Paeps.\" $FreeBSD$ 18edd30e9cSPhilip Paeps.\" 19edd30e9cSPhilip Paeps.Dd June 8, 2008 20edd30e9cSPhilip Paeps.Dt GLXSB 4 i386 21edd30e9cSPhilip Paeps.Os 22edd30e9cSPhilip Paeps.Sh NAME 23edd30e9cSPhilip Paeps.Nm glxsb 24edd30e9cSPhilip Paeps.Nd Geode LX Security Block crypto accelerator 25edd30e9cSPhilip Paeps.Sh SYNOPSIS 26edd30e9cSPhilip PaepsTo compile this driver into the kernel, 27edd30e9cSPhilip Paepsplace the following lines in your 28edd30e9cSPhilip Paepskernel configuration file: 29edd30e9cSPhilip Paeps.Bd -ragged -offset indent 30edd30e9cSPhilip Paeps.Cd "device crypto" 31edd30e9cSPhilip Paeps.Cd "device glxsb" 32edd30e9cSPhilip Paeps.Ed 33edd30e9cSPhilip Paeps.Pp 34edd30e9cSPhilip PaepsAlternatively, to load the driver as a 35edd30e9cSPhilip Paepsmodule at boot time, place the following line in 36edd30e9cSPhilip Paeps.Xr loader.conf 5 : 37edd30e9cSPhilip Paeps.Bd -literal -offset indent 38edd30e9cSPhilip Paepsglxsb_load="YES" 39edd30e9cSPhilip Paeps.Ed 40edd30e9cSPhilip Paeps.Sh DESCRIPTION 41edd30e9cSPhilip PaepsThe 42edd30e9cSPhilip Paeps.Nm 43edd30e9cSPhilip Paepsdriver supports the security block of the Geode LX series processors. 44edd30e9cSPhilip PaepsThe Geode LX is a member of the AMD Geode family 45edd30e9cSPhilip Paepsof integrated x86 system chips. 46edd30e9cSPhilip Paeps.Pp 47edd30e9cSPhilip PaepsDriven by periodic checks for available data from the generator, 48edd30e9cSPhilip Paeps.Nm 49edd30e9cSPhilip Paepssupplies entropy to the 50edd30e9cSPhilip Paeps.Xr random 4 51edd30e9cSPhilip Paepsdriver for common usage. 52edd30e9cSPhilip Paeps.Pp 53edd30e9cSPhilip Paeps.Nm 54edd30e9cSPhilip Paepsalso supports acceleration of AES-128-CBC operations for 55edd30e9cSPhilip Paeps.Xr crypto 4 . 562c97c274SChristian BruefferIt also registers itself to accelerate other HMAC algorithms, although 57edd30e9cSPhilip Paepsthere is no hardware acceleration for those algorithms. 58edd30e9cSPhilip PaepsThis is only needed so 59edd30e9cSPhilip Paeps.Nm 60edd30e9cSPhilip Paepscan work with 61edd30e9cSPhilip Paeps.Xr ipsec 4 . 62edd30e9cSPhilip Paeps.Sh CAVEAT 63edd30e9cSPhilip PaepsThe 64edd30e9cSPhilip Paeps.Xr crypto 9 65edd30e9cSPhilip Paepsframework will fail to open the crypto session on the device if the AES 662c97c274SChristian Bruefferkey's length is != 128 bits. 672c97c274SChristian BruefferThis prevents the use of the 68edd30e9cSPhilip Paeps.Nm 692c97c274SChristian Bruefferdevice driver with AES keys of length != 128 bits. 70edd30e9cSPhilip Paeps.Sh SEE ALSO 71edd30e9cSPhilip Paeps.Xr crypto 4 , 72edd30e9cSPhilip Paeps.Xr intro 4 , 73edd30e9cSPhilip Paeps.Xr pci 4 , 74edd30e9cSPhilip Paeps.Xr ipsec 4 , 75edd30e9cSPhilip Paeps.Xr random 4 , 76edd30e9cSPhilip Paeps.Xr crypto 9 77edd30e9cSPhilip Paeps.Sh HISTORY 78edd30e9cSPhilip PaepsThe 79edd30e9cSPhilip Paeps.Nm 80edd30e9cSPhilip Paepsdevice driver first appeared in 81edd30e9cSPhilip Paeps.Ox 4.1 . 82edd30e9cSPhilip PaepsThe 83edd30e9cSPhilip Paeps.Nm 842c97c274SChristian Bruefferdevice driver was imported into 852a72feb4SChristian Brueffer.Fx 7.1 . 86edd30e9cSPhilip Paeps.Sh AUTHORS 87edd30e9cSPhilip Paeps.An -nosplit 88edd30e9cSPhilip PaepsThe 89edd30e9cSPhilip Paeps.Nm 90edd30e9cSPhilip Paepsdevice driver was written for 91edd30e9cSPhilip Paeps.Ox 92edd30e9cSPhilip Paepsby 93edd30e9cSPhilip Paeps.An Tom Cosgrove . 94edd30e9cSPhilip PaepsIt was ported to 95edd30e9cSPhilip Paeps.Fx 96edd30e9cSPhilip Paepsby 97edd30e9cSPhilip Paeps.An Patrick Lamaiziere Aq patfbsd@davenulle.org 98