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3a19b480c8
This loader is quite functional and can load and run kernels. The kernels don't quite work right after loading but that should be easily fixable.
60 lines
1.9 KiB
C
60 lines
1.9 KiB
C
/*-
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* Copyright (c) 1998 Michael Smith <msmith@freebsd.org>
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef lint
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static const char rcsid[] =
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"$FreeBSD$";
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#endif /* not lint */
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/*
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* MD primitives supporting placement of module data
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*
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* XXX should check load address/size against memory top.
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*/
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#include <stand.h>
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#include <machine/ia64_cpu.h>
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int
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ski_copyin(void *src, vm_offset_t dest, size_t len)
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{
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bcopy(src, (void*) IA64_RR_MASK(dest), len);
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return (len);
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}
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int
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ski_copyout(vm_offset_t src, void *dest, size_t len)
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{
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bcopy((void*) IA64_RR_MASK(src), dest, len);
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return (len);
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}
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int
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ski_readin(int fd, vm_offset_t dest, size_t len)
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{
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return (read(fd, (void*) IA64_RR_MASK(dest), len));
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}
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