1 /*
2 * Mach Operating System
3 * Copyright (c) 1991,1990 Carnegie Mellon University
4 * All Rights Reserved.
5 *
6 * Permission to use, copy, modify and distribute this software and its
7 * documentation is hereby granted, provided that both the copyright
8 * notice and this permission notice appear in all copies of the
9 * software, derivative works or modified versions, and any portions
10 * thereof, and that both notices appear in supporting documentation.
11 *
12 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
13 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
14 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
15 *
16 * Carnegie Mellon requests users of this software to return to
17 *
18 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
19 * School of Computer Science
20 * Carnegie Mellon University
21 * Pittsburgh PA 15213-3890
22 *
23 * any improvements or extensions that they make and grant Carnegie the
24 * rights to redistribute these changes.
25 *
26 * $FreeBSD: src/sys/ddb/db_print.c,v 1.26 1999/08/28 00:41:09 peter Exp $
27 */
28
29 /*
30 * Author: David B. Golub, Carnegie Mellon University
31 * Date: 7/90
32 */
33
34 /*
35 * Miscellaneous printing.
36 */
37 #include <sys/param.h>
38
39 #include <ddb/ddb.h>
40 #include <ddb/db_lex.h>
41 #include <ddb/db_output.h>
42 #include <ddb/db_variables.h>
43 #include <ddb/db_sym.h>
44
45 void
db_show_regs(db_expr_t dummy1,boolean_t dummy2,db_expr_t dummy3,char * dummy4)46 db_show_regs(db_expr_t dummy1, boolean_t dummy2, db_expr_t dummy3, char *dummy4)
47 {
48 struct db_variable *regp;
49 db_expr_t value, offset;
50 const char * name;
51
52 for (regp = db_regs; regp < db_eregs; regp++) {
53 db_read_variable(regp, &value);
54 db_printf("%-12s%s", regp->name, db_num_to_str(value));
55 db_find_xtrn_sym_and_offset((db_addr_t)value, &name, &offset);
56 if (name != NULL && offset <= (unsigned long)db_maxoff &&
57 offset != value) {
58 db_printf("\t%s", name);
59 if (offset != 0) {
60 char tbuf[24];
61
62 db_format_radix(tbuf, 24, offset, TRUE);
63 db_printf("+%s", tbuf);
64 }
65 }
66 db_printf("\n");
67 }
68 db_print_loc_and_inst(PC_REGS(DDB_REGS), DDB_REGS);
69 }
70