db_print.c

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    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  * $DragonFly: src/sys/ddb/db_print.c,v 1.5 2005/12/23 21:35:44 swildner Exp $
   28  */
   29 
   30 /*
   31  *      Author: David B. Golub, Carnegie Mellon University
   32  *      Date:   7/90
   33  */
   34 
   35 /*
   36  * Miscellaneous printing.
   37  */
   38 #include <sys/param.h>
   39 
   40 #include <ddb/ddb.h>
   41 #include <ddb/db_variables.h>
   42 #include <ddb/db_sym.h>
   43 
   44 void
   45 db_show_regs(db_expr_t dummy1, boolean_t dummy2, db_expr_t dummy3, char *dummy4)
   46 {
   47         struct db_variable *regp;
   48         db_expr_t       value, offset;
   49         const char *    name;
   50 
   51         for (regp = db_regs; regp < db_eregs; regp++) {
   52             db_read_variable(regp, &value);
   53             db_printf("%-12s%#10lr", regp->name, (unsigned long)value);
   54             db_find_xtrn_sym_and_offset((db_addr_t)value, &name, &offset);
   55             if (name != NULL && offset <= (unsigned long)db_maxoff &&
   56                 offset != value) {
   57                 db_printf("\t%s", name);
   58                 if (offset != 0)
   59                     db_printf("+%+#lr", (long)offset);
   60             }
   61             db_printf("\n");
   62         }
   63         db_print_loc_and_inst(PC_REGS(DDB_REGS), DDB_REGS);
   64 }

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FreeBSD/Linux Kernel Cross Reference sys/ddb/db_print.c

FreeBSD/Linux Kernel Cross Reference
sys/ddb/db_print.c