16cee4066SMitsuru IWASAKI.\" Copyright (c) 2001 Tamotsu HATTORI <athlete@kta.att.ne.jp> 26cee4066SMitsuru IWASAKI.\" Copyright (c) 2001 Mitsuru IWASAKI <iwasaki@FreeBSD.org> 36cee4066SMitsuru IWASAKI.\" All rights reserved. 46cee4066SMitsuru IWASAKI.\" 56cee4066SMitsuru IWASAKI.\" Redistribution and use in source and binary forms, with or without 66cee4066SMitsuru IWASAKI.\" modification, are permitted provided that the following conditions 76cee4066SMitsuru IWASAKI.\" are met: 86cee4066SMitsuru IWASAKI.\" 1. Redistributions of source code must retain the above copyright 96cee4066SMitsuru IWASAKI.\" notice, this list of conditions and the following disclaimer. 106cee4066SMitsuru IWASAKI.\" 2. Redistributions in binary form must reproduce the above copyright 116cee4066SMitsuru IWASAKI.\" notice, this list of conditions and the following disclaimer in the 126cee4066SMitsuru IWASAKI.\" documentation and/or other materials provided with the distribution. 136cee4066SMitsuru IWASAKI.\" 146cee4066SMitsuru IWASAKI.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 156cee4066SMitsuru IWASAKI.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 166cee4066SMitsuru IWASAKI.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 176cee4066SMitsuru IWASAKI.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 186cee4066SMitsuru IWASAKI.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 196cee4066SMitsuru IWASAKI.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 206cee4066SMitsuru IWASAKI.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 216cee4066SMitsuru IWASAKI.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 226cee4066SMitsuru IWASAKI.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 236cee4066SMitsuru IWASAKI.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 246cee4066SMitsuru IWASAKI.\" SUCH DAMAGE. 256cee4066SMitsuru IWASAKI.\" 266cee4066SMitsuru IWASAKI.\" $FreeBSD$ 276cee4066SMitsuru IWASAKI.Dd Jun 30, 2001 286cee4066SMitsuru IWASAKI.Dt LONGRUN 4 i386 296cee4066SMitsuru IWASAKI.Os 306cee4066SMitsuru IWASAKI.Sh NAME 316cee4066SMitsuru IWASAKI.Nm longrun 326cee4066SMitsuru IWASAKI.Nd Transmeta(TM) Crusoe(TM) LongRun(TM) support 336cee4066SMitsuru IWASAKI.Sh SYNOPSIS 346cee4066SMitsuru IWASAKILongRun support is a collection of power saving modes for the 356cee4066SMitsuru IWASAKITransmeta Crusoe chips, similar in scope to Intel's SpeedStep. 366cee4066SMitsuru IWASAKIThe following 376cee4066SMitsuru IWASAKI.Xr sysctl 8 386cee4066SMitsuru IWASAKIMIBs control the different CPU modes: 396cee4066SMitsuru IWASAKI.Bl -tag -width "hw.crusoe.percentage integer no " -compact 406cee4066SMitsuru IWASAKI.It Sy "Name Type Changeable Description 416cee4066SMitsuru IWASAKI.It "hw.crusoe.longrun integer yes LongRun mode. 426cee4066SMitsuru IWASAKI.Bl -tag -width "0: minimum frequency mode" -compact 436cee4066SMitsuru IWASAKI.It "0: minimum frequency mode 446cee4066SMitsuru IWASAKI.It "1: power-saving mode 456cee4066SMitsuru IWASAKI.It "2: performance mode 466cee4066SMitsuru IWASAKI.It "3: maximum frequency mode 476cee4066SMitsuru IWASAKI.El 486cee4066SMitsuru IWASAKI.It "hw.crusoe.frequency integer no Current frequency (MHz). 496cee4066SMitsuru IWASAKI.It "hw.crusoe.voltage integer no Current voltage (mV). 506cee4066SMitsuru IWASAKI.It "hw.crusoe.percentage integer no Processing performance (%). 516cee4066SMitsuru IWASAKI.El 526cee4066SMitsuru IWASAKI.Pp 536cee4066SMitsuru IWASAKI.Sh EXAMPLES 546cee4066SMitsuru IWASAKIPrint the current status: 556cee4066SMitsuru IWASAKI.Bd -literal -offset indent 566cee4066SMitsuru IWASAKI% sysctl hw.crusoe 576cee4066SMitsuru IWASAKI.Ed 586cee4066SMitsuru IWASAKI.Pp 596cee4066SMitsuru IWASAKITo set LongRun mode to performance oriented variable frequency mode 606cee4066SMitsuru IWASAKI(less power savings): 616cee4066SMitsuru IWASAKI.Bd -literal -offset indent 626cee4066SMitsuru IWASAKI# sysctl -w hw.crusoe.longrun=2 636cee4066SMitsuru IWASAKI.Ed 646cee4066SMitsuru IWASAKI.Pp 656cee4066SMitsuru IWASAKI.Sh AUTHORS 666cee4066SMitsuru IWASAKI.An -nosplit 676cee4066SMitsuru IWASAKILongRun support and this manual page were written by 686cee4066SMitsuru IWASAKI.An Tamotsu HATTORI Aq athlete@kta.att.ne.jp 696cee4066SMitsuru IWASAKIand 706cee4066SMitsuru IWASAKI.An Mitsuru IWASAKI Aq iwasaki@FreeBSD.org . 716cee4066SMitsuru IWASAKI.Sh HISTORY 726cee4066SMitsuru IWASAKIThe Transmeta(TM) Crusoe(TM) LongRun(TM) support first appeared in 736cee4066SMitsuru IWASAKI.Fx 5.0 . 74