db_print.c revision 1.23
1/* $NetBSD: db_print.c,v 1.23 2006/10/12 01:30:50 christos 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 1.23 2006/10/12 01:30:50 christos 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 __unused, int have_addr __unused, 53 db_expr_t count __unused, const char *modif) 54{ 55 const struct db_variable *regp; 56 struct db_variable vs; 57 db_expr_t value, offset; 58 const char *name; 59 60 for (regp = db_regs; regp < db_eregs; regp++) { 61 vs = *regp; 62 vs.modif = modif; 63 db_read_variable(&vs, &value); 64 db_printf("%-12s%s", vs.name, db_num_to_str(value)); 65 db_find_xtrn_sym_and_offset((db_addr_t)value, &name, &offset); 66 if (name != NULL && 67 (unsigned int) offset <= db_maxoff && offset != value) { 68 db_printf("\t%s", name); 69 if (offset != 0) { 70 char tbuf[24]; 71 72 db_format_radix(tbuf, 24, offset, TRUE); 73 db_printf("+%s", tbuf); 74 } 75 } 76 db_printf("\n"); 77 } 78 db_print_loc_and_inst(PC_REGS(DDB_REGS)); 79} 80