xref: /freebsd/lib/libkvm/kvm_powerpc.c (revision 3a52718aadc0e47c857fadc2e1e9681dbb886669)
1 /*	$NetBSD: kvm_powerpc.c,v 1.4 1998/02/03 06:50:07 mycroft Exp $	*/
2 
3 /*-
4  * Copyright (C) 1996 Wolfgang Solfrank.
5  * Copyright (C) 1996 TooLs GmbH.
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. All advertising materials mentioning features or use of this software
17  *    must display the following acknowledgement:
18  *	This product includes software developed by TooLs GmbH.
19  * 4. The name of TooLs GmbH may not be used to endorse or promote products
20  *    derived from this software without specific prior written permission.
21  *
22  * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25  * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
27  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
28  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
29  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
30  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
31  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  */
33 
34 /*
35  * PowerPC machine dependent routines for kvm.
36  */
37 
38 #include <sys/cdefs.h>
39 __FBSDID("$FreeBSD$");
40 
41 #include <sys/param.h>
42 
43 #include <vm/vm.h>
44 
45 #include <db.h>
46 #include <limits.h>
47 #include <kvm.h>
48 #include <stdlib.h>
49 
50 #include "kvm_private.h"
51 
52 void
53 _kvm_freevtop(kd)
54 	kvm_t *kd;
55 {
56 	if (kd->vmst != 0)
57 		free(kd->vmst);
58 }
59 
60 int
61 _kvm_initvtop(kd)
62 	kvm_t *kd;
63 {
64 	return 0;
65 }
66 
67 int
68 _kvm_kvatop(kd, va, pa)
69 	kvm_t *kd;
70 	u_long va;
71 	u_long *pa;
72 {
73 	_kvm_err(kd, 0, "vatop not yet implemented!");
74 	return 0;
75 }
76 
77 off_t
78 _kvm_pa2off(kd, pa)
79 	kvm_t *kd;
80 	u_long pa;
81 {
82 	_kvm_err(kd, 0, "pa2off not yet implemented!");
83 	return 0;
84 }
85 
86 /*
87  * Machine-dependent initialization for ALL open kvm descriptors,
88  * not just those for a kernel crash dump.  Some architectures
89  * have to deal with these NOT being constants!  (i.e. m68k)
90  */
91 int
92 _kvm_mdopen(kd)
93 	kvm_t	*kd;
94 {
95 
96 	kd->usrstack = USRSTACK;
97 	kd->min_uva = VM_MIN_ADDRESS;
98 	kd->max_uva = VM_MAXUSER_ADDRESS;
99 
100 	return (0);
101 }
102