1 /* $NetBSD: db_disasm.c,v 1.4 2003/07/15 00:24:38 lukem Exp $ */ 2 3 /*- 4 * Copyright (c) 1996 Mark Brinicombe. 5 * Copyright (c) 1996 Brini. 6 * 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed by Brini. 20 * 4. The name of the company nor the name of the author may be used to 21 * endorse or promote products derived from this software without specific 22 * prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED 25 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 26 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 27 * IN NO EVENT SHALL BRINI OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 28 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 29 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 */ 36 37 #include <sys/cdefs.h> 38 __FBSDID("$FreeBSD$"); 39 #include <sys/param.h> 40 #include <machine/db_machdep.h> 41 #include <ddb/ddb.h> 42 #include <ddb/db_access.h> 43 #include <ddb/db_sym.h> 44 45 #include <machine/disassem.h> 46 47 /* Glue code to interface db_disasm to the generic ARM disassembler */ 48 49 static u_int db_disasm_read_word(u_int); 50 static void db_disasm_printaddr(u_int); 51 52 static const disasm_interface_t db_disasm_interface = { 53 db_disasm_read_word, 54 db_disasm_printaddr, 55 db_printf 56 }; 57 58 static u_int 59 db_disasm_read_word(u_int address) 60 { 61 62 return db_get_value(address, 4, 0); 63 } 64 65 static void 66 db_disasm_printaddr(u_int address) 67 { 68 69 db_printsym((db_addr_t)address, DB_STGY_ANY); 70 } 71 72 vm_offset_t 73 db_disasm(vm_offset_t loc, boolean_t altfmt) 74 { 75 76 return disasm(&db_disasm_interface, loc, altfmt); 77 } 78 79 /* End of db_disasm.c */ 80