67 lines
2.1 KiB
C
67 lines
2.1 KiB
C
/* $NetBSD: powerpc.c,v 1.1 2023/04/12 17:53:32 riastradh Exp $ */
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/*-
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* Copyright (c) 2023 The NetBSD Foundation, Inc.
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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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__RCSID("$NetBSD: powerpc.c,v 1.1 2023/04/12 17:53:32 riastradh Exp $");
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#include <err.h>
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#include <kvm.h>
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#include <stdlib.h>
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#include "extern.h"
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enum {
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N_TRAPEXIT,
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N_SCTRAPEXIT,
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N_INTRCALL,
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N
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};
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void *trapexit;
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void *sctrapexit;
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void *intrcall;
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static struct nlist nl[] = {
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[N_TRAPEXIT] = { .n_name = "trapexit" },
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[N_SCTRAPEXIT] = { .n_name = "sctrapexit" },
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[N_INTRCALL] = { .n_name = "intrcall" },
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[N] = { .n_name = NULL },
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};
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void
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db_mach_init(kvm_t *kd)
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{
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if (kvm_nlist(kd, nl) == -1)
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errx(EXIT_FAILURE, "kvm_nlist: %s", kvm_geterr(kd));
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trapexit = (void *)nl[N_TRAPEXIT].n_value;
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sctrapexit = (void *)nl[N_SCTRAPEXIT].n_value;
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intrcall = (void *)nl[N_INTRCALL].n_value;
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}
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