1 /* $NetBSD: bootoptions,v 1.5 2001/02/20 22:58:34 reinoud Exp $ */
4 * Copyright (c) 1996 Mark Brinicombe.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 * must display the following acknowledgement:
17 * This product includes software developed by Mark Brinicombe.
18 * 4. The name of the company nor the name of the author may be used to
19 * endorse or promote products derived from this software without specific
20 * prior written permission.
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
23 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
24 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25 * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
26 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
27 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
28 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * RiscBSD kernel project
38 * Description of all available boot options
44 This file describes all the boot options available.
48 Options for all kernels
50 nocache Disable all processor caches
51 nowritebuf Disable processor write buffer
52 fpaclk2 Clock FPA at half processor clock speed
53 single Single user mode
55 maxproc= Specify the maximum in-core processes (L1 page tables)
56 ramdisc= Specify ramdisc size in KB
57 nbuf= Specify the number of buffers
58 nowdreset Skip the wd driver drive reset command
59 ascpoll Use polling mode rather than interrupt mode for the asc
61 nbuf= Specify the number of buffers to use.
63 Options for StrongARM kernels
65 icache Enable instruction cache
66 dcache Enable data cache
68 Special debugging options not for normal use
70 pmapdebug= Specify pmap debug level
71 termdebug Enable console debugging
72 notermcls Console debugging option
77 -a Prompt for root device