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db_print.c revision 1.24 
      1 /*	$NetBSD: db_print.c,v 1.24 2006/11/16 01:32:44 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 (at) 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 1.24 2006/11/16 01:32:44 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*/
     51 void
     52 db_show_regs(db_expr_t addr, int have_addr,
     53     db_expr_t count, 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