1*492b11d1Sreinoud/* $NetBSD: bootoptions,v 1.1 2001/10/18 00:05:01 reinoud Exp $ */ 2*492b11d1Sreinoud 3*492b11d1Sreinoud/* 4*492b11d1Sreinoud * Copyright (c) 1996 Mark Brinicombe. 5*492b11d1Sreinoud * All rights reserved. 6*492b11d1Sreinoud * 7*492b11d1Sreinoud * Redistribution and use in source and binary forms, with or without 8*492b11d1Sreinoud * modification, are permitted provided that the following conditions 9*492b11d1Sreinoud * are met: 10*492b11d1Sreinoud * 1. Redistributions of source code must retain the above copyright 11*492b11d1Sreinoud * notice, this list of conditions and the following disclaimer. 12*492b11d1Sreinoud * 2. Redistributions in binary form must reproduce the above copyright 13*492b11d1Sreinoud * notice, this list of conditions and the following disclaimer in the 14*492b11d1Sreinoud * documentation and/or other materials provided with the distribution. 15*492b11d1Sreinoud * 3. All advertising materials mentioning features or use of this software 16*492b11d1Sreinoud * must display the following acknowledgement: 17*492b11d1Sreinoud * This product includes software developed by Mark Brinicombe. 18*492b11d1Sreinoud * 4. The name of the company nor the name of the author may be used to 19*492b11d1Sreinoud * endorse or promote products derived from this software without specific 20*492b11d1Sreinoud * prior written permission. 21*492b11d1Sreinoud * 22*492b11d1Sreinoud * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 23*492b11d1Sreinoud * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 24*492b11d1Sreinoud * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 25*492b11d1Sreinoud * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 26*492b11d1Sreinoud * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 27*492b11d1Sreinoud * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 28*492b11d1Sreinoud * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29*492b11d1Sreinoud * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30*492b11d1Sreinoud * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31*492b11d1Sreinoud * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32*492b11d1Sreinoud * SUCH DAMAGE. 33*492b11d1Sreinoud * 34*492b11d1Sreinoud * RiscBSD kernel project 35*492b11d1Sreinoud * 36*492b11d1Sreinoud * bootoptions 37*492b11d1Sreinoud * 38*492b11d1Sreinoud * Description of all available boot options 39*492b11d1Sreinoud * 40*492b11d1Sreinoud * Created : 02/10/96 41*492b11d1Sreinoud * Updated : 20/02/01 42*492b11d1Sreinoud */ 43*492b11d1Sreinoud 44*492b11d1SreinoudThis file describes all the boot options available. 45*492b11d1Sreinoud 46*492b11d1SreinoudRiscPC Boot options 47*492b11d1Sreinoud 48*492b11d1Sreinoud Options for all kernels 49*492b11d1Sreinoud 50*492b11d1Sreinoud nocache Disable all processor caches 51*492b11d1Sreinoud nowritebuf Disable processor write buffer 52*492b11d1Sreinoud fpaclk2 Clock FPA at half processor clock speed 53*492b11d1Sreinoud single Single user mode 54*492b11d1Sreinoud kdb KDB 55*492b11d1Sreinoud maxproc= Specify the maximum in-core processes (L1 page tables) 56*492b11d1Sreinoud ramdisc= Specify ramdisc size in KB 57*492b11d1Sreinoud nbuf= Specify the number of buffers 58*492b11d1Sreinoud nowdreset Skip the wd driver drive reset command 59*492b11d1Sreinoud ascpoll Use polling mode rather than interrupt mode for the asc 60*492b11d1Sreinoud driver 61*492b11d1Sreinoud nbuf= Specify the number of buffers to use. 62*492b11d1Sreinoud 63*492b11d1Sreinoud Options for StrongARM kernels 64*492b11d1Sreinoud 65*492b11d1Sreinoud icache Enable instruction cache 66*492b11d1Sreinoud dcache Enable data cache 67*492b11d1Sreinoud 68*492b11d1Sreinoud Special debugging options not for normal use 69*492b11d1Sreinoud 70*492b11d1Sreinoud pmapdebug= Specify pmap debug level 71*492b11d1Sreinoud termdebug Enable console debugging 72*492b11d1Sreinoud notermcls Console debugging option 73*492b11d1Sreinoud 74*492b11d1SreinoudRC7500 Boot options 75*492b11d1Sreinoud 76*492b11d1Sreinoud -s Single user mode 77*492b11d1Sreinoud -a Prompt for root device 78*492b11d1Sreinoud -k KDB 79*492b11d1Sreinoud -m video memory size 80*492b11d1Sreinoud 81