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Annotation of sys/ddb/db_print.c, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: db_print.c,v 1.10 2006/03/13 06:23:20 jsg Exp $       */
                      2: /*     $NetBSD: db_print.c,v 1.5 1996/02/05 01:57:11 christos Exp $    */
                      3:
                      4: /*
                      5:  * Mach Operating System
                      6:  * Copyright (c) 1993,1992,1991,1990 Carnegie Mellon University
                      7:  * All Rights Reserved.
                      8:  *
                      9:  * Permission to use, copy, modify and distribute this software and its
                     10:  * documentation is hereby granted, provided that both the copyright
                     11:  * notice and this permission notice appear in all copies of the
                     12:  * software, derivative works or modified versions, and any portions
                     13:  * thereof, and that both notices appear in supporting documentation.
                     14:  *
                     15:  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
                     16:  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
                     17:  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
                     18:  *
                     19:  * Carnegie Mellon requests users of this software to return to
                     20:  *
                     21:  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
                     22:  *  School of Computer Science
                     23:  *  Carnegie Mellon University
                     24:  *  Pittsburgh PA 15213-3890
                     25:  *
                     26:  * any improvements or extensions that they make and grant Carnegie Mellon
                     27:  * the rights to redistribute these changes.
                     28:  *
                     29:  *     Author: David B. Golub, Carnegie Mellon University
                     30:  *     Date:   7/90
                     31:  */
                     32:
                     33: /*
                     34:  * Miscellaneous printing.
                     35:  */
                     36: #include <sys/param.h>
                     37: #include <sys/proc.h>
                     38:
                     39: #include <uvm/uvm_extern.h>
                     40:
                     41: #include <machine/db_machdep.h>
                     42:
                     43: #include <ddb/db_lex.h>
                     44: #include <ddb/db_variables.h>
                     45: #include <ddb/db_sym.h>
                     46: #include <ddb/db_output.h>
                     47: #include <ddb/db_extern.h>
                     48:
                     49: /*ARGSUSED*/
                     50: void
                     51: db_show_regs(db_expr_t addr, int have_addr, db_expr_t count, char *modif)
                     52: {
                     53:        struct db_variable *regp;
                     54:        db_expr_t       value, offset;
                     55:        char *          name;
                     56:
                     57:        for (regp = db_regs; regp < db_eregs; regp++) {
                     58:            db_read_variable(regp, &value);
                     59:            db_printf("%-12s%#*ln", regp->name, sizeof(long) * 3, (long)value);
                     60:            db_find_xtrn_sym_and_offset((db_addr_t)value, &name, &offset);
                     61:            if (name != 0 && offset <= db_maxoff && offset != value) {
                     62:                db_printf("\t%s", name);
                     63:                if (offset != 0)
                     64:                    db_printf("+%#lr", (long)offset);
                     65:            }
                     66:            db_printf("\n");
                     67:        }
                     68:        db_print_loc_and_inst(PC_REGS(DDB_REGS));
                     69: }