78 lines
2.3 KiB
C
78 lines
2.3 KiB
C
/* $NetBSD: SRT1.c,v 1.4 1996/01/29 23:41:03 gwr Exp $ */
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/*
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* Copyright (c) 1995 Gordon W. Ross
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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. 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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* 4. 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 Gordon Ross
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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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/* SRT1.c - Stand-alone Run-time startup code, part 1 */
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#include <stdarg.h>
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#include <sys/types.h>
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#include <machine/mon.h>
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extern int edata[], end[];
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extern int * getvbr();
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extern __dead void abort();
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extern void main();
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__dead void
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exit()
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{
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mon_exit_to_mon();
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abort();
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}
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/*
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* This is called by SRT0.S
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* to do final prep for main
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*/
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__dead void
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_start()
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{
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register int *p;
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/* Clear BSS */
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p = edata;
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do *p++ = 0;
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while (p < end);
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/* Set the vector for trap 0 used by abort. */
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p = getvbr();
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p[32] = (int)romp->abortEntry;
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main(0);
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exit();
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}
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/*
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* Boot programs in C++ ? Not likely!
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*/
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void
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__main() {}
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