db_print.c revision 1.21 
1/*	$NetBSD: db_print.c,v 1.21 2005/06/01 12:25:27 drochner Exp $	*/
2
3/*
4 * Mach Operating System
5 * Copyright (c) 1991,1990 Carnegie Mellon University
6 * All Rights Reserved.
7 *
8 * Permission to use, copy, modify and distribute this software and its
9 * documentation is hereby granted, provided that both the copyright
10 * notice and this permission notice appear in all copies of the
11 * software, derivative works or modified versions, and any portions
12 * thereof, and that both notices appear in supporting documentation.
13 *
14 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
15 * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
16 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
17 *
18 * Carnegie Mellon requests users of this software to return to
19 *
20 *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
21 *  School of Computer Science
22 *  Carnegie Mellon University
23 *  Pittsburgh PA 15213-3890
24 *
25 * any improvements or extensions that they make and grant Carnegie the
26 * rights to redistribute these changes.
27 *
28 * 	Author: David B. Golub, Carnegie Mellon University
29 *	Date:	7/90
30 */
31
32/*
33 * Miscellaneous printing.
34 */
35
36#include <sys/cdefs.h>
37__KERNEL_RCSID(0, "$NetBSD: db_print.c,v 1.21 2005/06/01 12:25:27 drochner Exp $");
38
39#include <sys/param.h>
40#include <sys/proc.h>
41
42#include <machine/db_machdep.h>
43
44#include <ddb/db_lex.h>
45#include <ddb/db_variables.h>
46#include <ddb/db_sym.h>
47#include <ddb/db_output.h>
48#include <ddb/db_extern.h>
49
50/*ARGSUSED*/
51void
52db_show_regs(db_expr_t addr, int have_addr, db_expr_t count, const char *modif)
53{
54	const struct db_variable *regp;
55	struct db_variable vs;
56	db_expr_t value, offset;
57	const char *name;
58
59	for (regp = db_regs; regp < db_eregs; regp++) {
60		vs = *regp;
61		vs.modif = modif;
62		db_read_variable(&vs, &value);
63		db_printf("%-12s%s", vs.name, db_num_to_str(value));
64		db_find_xtrn_sym_and_offset((db_addr_t)value, &name, &offset);
65		if (name != NULL &&
66		    (unsigned int) offset <= db_maxoff && offset != value) {
67			db_printf("\t%s", name);
68			if (offset != 0) {
69				char tbuf[24];
70
71				db_format_radix(tbuf, 24, offset, TRUE);
72				db_printf("+%s", tbuf);
73			}
74		}
75		db_printf("\n");
76	}
77	db_print_loc_and_inst(PC_REGS(DDB_REGS));
78}
79