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db_machdep.c revision 1.8 
      1 /*	$NetBSD: db_machdep.c,v 1.8 2003/07/15 00:24:41 lukem Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1996 Mark Brinicombe
      5  *
      6  * Mach Operating System
      7  * Copyright (c) 1991,1990 Carnegie Mellon University
      8  * All Rights Reserved.
      9  *
     10  * Permission to use, copy, modify and distribute this software and its
     11  * documentation is hereby granted, provided that both the copyright
     12  * notice and this permission notice appear in all copies of the
     13  * software, derivative works or modified versions, and any portions
     14  * thereof, and that both notices appear in supporting documentation.
     15  *
     16  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
     17  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
     18  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
     19  *
     20  * Carnegie Mellon requests users of this software to return to
     21  *
     22  *  Software Distribution Coordinator  or  Software.Distribution (at) CS.CMU.EDU
     23  *  School of Computer Science
     24  *  Carnegie Mellon University
     25  *  Pittsburgh PA 15213-3890
     26  *
     27  * any improvements or extensions that they make and grant Carnegie the
     28  * rights to redistribute these changes.
     29  */
     30 
     31 #include <sys/cdefs.h>
     32 __KERNEL_RCSID(0, "$NetBSD: db_machdep.c,v 1.8 2003/07/15 00:24:41 lukem Exp $");
     33 
     34 #include <sys/param.h>
     35 #include <sys/proc.h>
     36 #include <sys/vnode.h>
     37 #include <sys/systm.h>
     38 
     39 #include <arm/arm32/db_machdep.h>
     40 
     41 #include <ddb/db_access.h>
     42 #include <ddb/db_sym.h>
     43 #include <ddb/db_output.h>
     44 
     45 
     46 void
     47 db_show_panic_cmd(addr, have_addr, count, modif)
     48 	db_expr_t       addr;
     49 	int             have_addr;
     50 	db_expr_t       count;
     51 	char            *modif;
     52 {
     53 	int s;
     54 
     55 	s = splhigh();
     56 
     57 	db_printf("Panic string: %s\n", panicstr);
     58 
     59 	(void)splx(s);
     60 }
     61 
     62 
     63 void
     64 db_show_frame_cmd(addr, have_addr, count, modif)
     65 	db_expr_t       addr;
     66 	int             have_addr;
     67 	db_expr_t       count;
     68 	char            *modif;
     69 {
     70 	struct trapframe *frame;
     71 
     72 	if (!have_addr) {
     73 		db_printf("frame address must be specified\n");
     74 		return;
     75 	}
     76 
     77 	frame = (struct trapframe *)addr;
     78 
     79 	db_printf("frame address = %08x  ", (u_int)frame);
     80 	db_printf("spsr=%08x\n", frame->tf_spsr);
     81 	db_printf("r0 =%08x r1 =%08x r2 =%08x r3 =%08x\n",
     82 	    frame->tf_r0, frame->tf_r1, frame->tf_r2, frame->tf_r3);
     83 	db_printf("r4 =%08x r5 =%08x r6 =%08x r7 =%08x\n",
     84 	    frame->tf_r4, frame->tf_r5, frame->tf_r6, frame->tf_r7);
     85 	db_printf("r8 =%08x r9 =%08x r10=%08x r11=%08x\n",
     86 	    frame->tf_r8, frame->tf_r9, frame->tf_r10, frame->tf_r11);
     87 	db_printf("r12=%08x r13=%08x r14=%08x r15=%08x\n",
     88 	    frame->tf_r12, frame->tf_usr_sp, frame->tf_usr_lr, frame->tf_pc);
     89 	db_printf("slr=%08x\n", frame->tf_svc_lr);
     90 }
     91