xref: /netbsd-src/lib/libkvm/kvm_powerpc.c (revision dc306354b0b29af51801a7632f1e95265a68cd81)
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/param.h>
39 
40 #include <vm/vm.h>
41 
42 #include <db.h>
43 #include <limits.h>
44 #include <kvm.h>
45 #include <stdlib.h>
46 
47 #include "kvm_private.h"
48 
49 void
50 _kvm_freevtop(kd)
51 	kvm_t *kd;
52 {
53 	if (kd->vmst != 0)
54 		free(kd->vmst);
55 }
56 
57 int
58 _kvm_initvtop(kd)
59 	kvm_t *kd;
60 {
61 	return 0;
62 }
63 
64 int
65 _kvm_kvatop(kd, va, pa)
66 	kvm_t *kd;
67 	u_long va;
68 	u_long *pa;
69 {
70 	_kvm_err(kd, 0, "vatop not yet implemented!");
71 	return 0;
72 }
73 
74 off_t
75 _kvm_pa2off(kd, pa)
76 	kvm_t *kd;
77 	u_long pa;
78 {
79 	_kvm_err(kd, 0, "pa2off not yet implemented!");
80 	return 0;
81 }
82 
83 /*
84  * Machine-dependent initialization for ALL open kvm descriptors,
85  * not just those for a kernel crash dump.  Some architectures
86  * have to deal with these NOT being constants!  (i.e. m68k)
87  */
88 int
89 _kvm_mdopen(kd)
90 	kvm_t	*kd;
91 {
92 
93 	kd->usrstack = USRSTACK;
94 	kd->min_uva = VM_MIN_ADDRESS;
95 	kd->max_uva = VM_MAXUSER_ADDRESS;
96 
97 	return (0);
98 }
99