NetBSD/lib/libkvm/kvm_sh3.c

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/* $NetBSD: kvm_sh3.c,v 1.3 2000/06/29 06:34:26 mrg Exp $ */
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/*-
* Copyright (c) 1989, 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software developed by the Computer Systems
* Engineering group at Lawrence Berkeley Laboratory under DARPA contract
* BG 91-66 and contributed to Berkeley.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
#if 0
static char sccsid[] = "@(#)kvm_hp300.c 8.1 (Berkeley) 6/4/93";
#else
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__RCSID("$NetBSD: kvm_sh3.c,v 1.3 2000/06/29 06:34:26 mrg Exp $");
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#endif
#endif /* LIBC_SCCS and not lint */
/*
* i386 machine dependent routines for kvm.
*/
#include <sys/param.h>
#include <sys/user.h>
#include <sys/proc.h>
#include <sys/stat.h>
#include <sys/kcore.h>
#include <stdlib.h>
#include <unistd.h>
#include <nlist.h>
#include <kvm.h>
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#include <uvm/uvm_extern.h>
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#include <limits.h>
#include <db.h>
#include "kvm_private.h"
#include <machine/pte.h>
#ifndef btop
#define btop(x) (((unsigned)(x)) >> PGSHIFT) /* XXX */
#define ptob(x) ((caddr_t)((x) << PGSHIFT)) /* XXX */
#endif
void
_kvm_freevtop(kd)
kvm_t *kd;
{
/* Not actually used for anything right now, but safe. */
if (kd->vmst != 0)
free(kd->vmst);
}
/*ARGSUSED*/
int
_kvm_initvtop(kd)
kvm_t *kd;
{
return (0);
}
/*
* Translate a kernel virtual address to a physical address.
*/
int
_kvm_kvatop(kd, va, pa)
kvm_t *kd;
u_long va;
u_long *pa;
{
_kvm_err(kd, 0, "vatop not yet implemented!");
return 0;
}
/*
* Translate a physical address to a file-offset in the crash dump.
*/
off_t
_kvm_pa2off(kd, pa)
kvm_t *kd;
u_long pa;
{
_kvm_err(kd, 0, "pa2off not yet implemented!");
return 0;
}
/*
* Machine-dependent initialization for ALL open kvm descriptors,
* not just those for a kernel crash dump. Some architectures
* have to deal with these NOT being constants! (i.e. m68k)
*/
int
_kvm_mdopen(kd)
kvm_t *kd;
{
kd->usrstack = USRSTACK;
kd->min_uva = VM_MIN_ADDRESS;
kd->max_uva = VM_MAXUSER_ADDRESS;
return (0);
}