1 /* $NetBSD: db_machdep.c,v 1.12 2009/03/14 15:36:01 dsl 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@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 1.12 2009/03/14 15:36:01 dsl 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(db_expr_t addr, bool have_addr, db_expr_t count, const char *modif) 48 { 49 int s; 50 51 s = splhigh(); 52 53 db_printf("Panic string: %s\n", panicstr); 54 55 (void)splx(s); 56 } 57 58 59 void 60 db_show_frame_cmd(db_expr_t addr, bool have_addr, db_expr_t count, const char *modif) 61 { 62 struct trapframe *frame; 63 64 if (!have_addr) { 65 db_printf("frame address must be specified\n"); 66 return; 67 } 68 69 frame = (struct trapframe *)addr; 70 71 db_printf("frame address = %08x ", (u_int)frame); 72 db_printf("spsr=%08x\n", frame->tf_spsr); 73 db_printf("r0 =%08x r1 =%08x r2 =%08x r3 =%08x\n", 74 frame->tf_r0, frame->tf_r1, frame->tf_r2, frame->tf_r3); 75 db_printf("r4 =%08x r5 =%08x r6 =%08x r7 =%08x\n", 76 frame->tf_r4, frame->tf_r5, frame->tf_r6, frame->tf_r7); 77 db_printf("r8 =%08x r9 =%08x r10=%08x r11=%08x\n", 78 frame->tf_r8, frame->tf_r9, frame->tf_r10, frame->tf_r11); 79 db_printf("r12=%08x r13=%08x r14=%08x r15=%08x\n", 80 frame->tf_r12, frame->tf_usr_sp, frame->tf_usr_lr, frame->tf_pc); 81 db_printf("slr=%08x\n", frame->tf_svc_lr); 82 } 83