58aa66a652
a compressed RAM disk root file system on the boot floppy. So a single floppy can include vi, ppp, slip, ......
51 lines
2.2 KiB
C
51 lines
2.2 KiB
C
/*
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* Copyright (c) 1995 Matthias Pfaller.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Matthias Pfaller.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $Id: go.c,v 1.1 1995/09/26 21:25:06 phil Exp $
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*/
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#include <sys/reboot.h>
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register r6 asm("r6");
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/*
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* In order to install netbsd on 4mb machines, netbsd must survive an overflow
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* of the real kernel into the netbsd image. So the compressed kernel image
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* has to be linked in front of the uncompressing code. This code fragment
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* sets the default root disk to rd0 and then jumps behind the compressed
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* kernel image.
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*/
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go()
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{
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extern begin() asm("begin");
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/* One more place that knows that rd is at major 3 ... */
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r6 = MAKEBOOTDEV(3, 0, 0, 0, 0);
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begin();
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}
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