ddb.h revision 97880
1139804Simp/*- 21541Srgrimes * Copyright (c) 1993, Garrett A. Wollman. 3165897Srwatson * Copyright (c) 1993, University of Vermont and State Agricultural College. 41541Srgrimes * All rights reserved. 5165897Srwatson * 6165897Srwatson * Redistribution and use in source and binary forms, with or without 7165897Srwatson * modification, are permitted provided that the following conditions 81541Srgrimes * are met: 91541Srgrimes * 1. Redistributions of source code must retain the above copyright 101541Srgrimes * notice, this list of conditions and the following disclaimer. 111541Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 121541Srgrimes * notice, this list of conditions and the following disclaimer in the 131541Srgrimes * documentation and/or other materials provided with the distribution. 141541Srgrimes * 3. Neither the name of the University nor the names of its contributors 151541Srgrimes * may be used to endorse or promote products derived from this software 161541Srgrimes * without specific prior written permission. 171541Srgrimes * 181541Srgrimes * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 191541Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 201541Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 211541Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 221541Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 231541Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 241541Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 251541Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 261541Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 271541Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 281541Srgrimes * SUCH DAMAGE. 291541Srgrimes * 301541Srgrimes * $FreeBSD: head/sys/ddb/ddb.h 97880 2002-06-05 19:00:02Z gibbs $ 311541Srgrimes */ 321541Srgrimes 331541Srgrimes/* 341541Srgrimes * Necessary declarations for the `ddb' kernel debugger. 351541Srgrimes */ 361541Srgrimes 371541Srgrimes#ifndef _DDB_DDB_H_ 381541Srgrimes#define _DDB_DDB_H_ 391541Srgrimes 401541Srgrimes#include <machine/db_machdep.h> /* type definitions */ 411541Srgrimes 421541Srgrimestypedef void db_cmdfcn_t(db_expr_t addr, boolean_t have_addr, db_expr_t count, 431541Srgrimes char *modif); 44116182Sobrien 45116182Sobrien#define DB_COMMAND(cmd_name, func_name) \ 46116182Sobrien DB_SET(cmd_name, func_name, db_cmd_set, 0, NULL) 4731778Seivind#define DB_SHOW_COMMAND(cmd_name, func_name) \ 48183982Sbz DB_SET(cmd_name, func_name, db_show_cmd_set, 0, NULL) 49183982Sbz 5031778Seivind#define DB_SET(cmd_name, func_name, set, flag, more) \ 511541Srgrimesstatic db_cmdfcn_t func_name; \ 5276166Smarkm \ 531541Srgrimesstatic const struct command __CONCAT(func_name,_cmd) = { \ 54132548Srwatson __STRING(cmd_name), \ 5541059Speter func_name, \ 5670317Sjake flag, \ 57219304Strasz more \ 5891140Stanimura}; \ 5976166SmarkmTEXT_SET(set, __CONCAT(func_name,_cmd)); \ 60150634Sjhb \ 6191140Stanimurastatic void \ 62164032Srwatsonfunc_name(addr, have_addr, count, modif) \ 631541Srgrimes db_expr_t addr; \ 6476166Smarkm boolean_t have_addr; \ 6587218Srwatson db_expr_t count; \ 6631891Ssef char *modif; 67220212Strasz 6865495Struckmanextern char *esym; 6992976Srwatsonextern db_expr_t db_maxoff; 7092976Srwatsonextern int db_active; 71160139Sjhbextern int db_indent; 7261287Srwatsonextern int db_inst_count; 731541Srgrimesextern int db_load_count; 74219028Snetchildextern int debugger_on_panic; 75219028Snetchildextern int db_store_count; 76229818Shrsextern db_expr_t db_radix; 77219028Snetchildextern db_expr_t db_max_width; 78219028Snetchildextern db_expr_t db_tab_stop_width; 79183982Sbz 80183982Sbzstruct vm_map; 81183982Sbz 82183982Sbzvoid db_check_interrupt(void); 83183982Sbzvoid db_clear_watchpoints(void); 84155370Swsalamondb_addr_t db_disasm(db_addr_t loc, boolean_t altfmt); 85163606Srwatson /* instruction disassembler */ 86155370Swsalamonvoid db_error(char *s); 8730354Sphkint db_expression(db_expr_t *valuep); 8830354Sphkint db_get_variable(db_expr_t *valuep); 89162383Srwatsonvoid db_iprintf(const char *,...) __printflike(1, 2); 9087138Srwatsonstruct vm_map *db_map_addr(vm_offset_t); 91194498Sbrooksboolean_t db_map_current(struct vm_map *); 92194498Sbrooksboolean_t db_map_equal(struct vm_map *, struct vm_map *); 93194498Sbrooksvoid db_print_loc_and_inst(db_addr_t loc); 9412221Sbdevoid db_printf(const char *fmt, ...) __printflike(1, 2); 9511332Sswallacevoid db_read_bytes(vm_offset_t addr, size_t size, char *data); 961541Srgrimes /* machine-dependent */ 971541Srgrimesint db_readline(char *lstart, int lsize); 9812221Sbdevoid db_restart_at_pc(boolean_t watchpt); 991541Srgrimesvoid db_set_watchpoints(void); 1001549Srgrimesvoid db_skip_to_eol(void); 101225617Skmacyboolean_t db_stop_at_pc(boolean_t *is_breakpoint); 1021541Srgrimes#define db_strcpy strcpy 10383366Sjulianvoid db_trap(int type, int code); 1041541Srgrimesint db_value_of_name(const char *name, db_expr_t *valuep); 10583366Sjulianvoid db_write_bytes(vm_offset_t addr, size_t size, char *data); 106130344Sphk /* machine-dependent */ 10774728Sjhbvoid kdb_init(void); 10883366Sjulian 10974728Sjhbdb_cmdfcn_t db_breakpoint_cmd; 1101541Srgrimesdb_cmdfcn_t db_continue_cmd; 1111541Srgrimesdb_cmdfcn_t db_delete_cmd; 1121541Srgrimesdb_cmdfcn_t db_deletehwatch_cmd; 1131541Srgrimesdb_cmdfcn_t db_deletewatch_cmd; 11412221Sbdedb_cmdfcn_t db_examine_cmd; 11511332Sswallacedb_cmdfcn_t db_hwatchpoint_cmd; 11611332Sswallacedb_cmdfcn_t db_listbreak_cmd; 11711332Sswallacedb_cmdfcn_t db_print_cmd; 11812221Sbdedb_cmdfcn_t db_ps; 1191541Srgrimesdb_cmdfcn_t db_search_cmd; 1201549Srgrimesdb_cmdfcn_t db_set_cmd; 121225617Skmacydb_cmdfcn_t db_show_regs; 1221541Srgrimesdb_cmdfcn_t db_single_step_cmd; 12383366Sjuliandb_cmdfcn_t db_stack_trace_cmd; 1241541Srgrimesdb_cmdfcn_t db_trace_until_call_cmd; 12574728Sjhbdb_cmdfcn_t db_trace_until_matching_cmd; 12683366Sjuliandb_cmdfcn_t db_watchpoint_cmd; 12774728Sjhbdb_cmdfcn_t db_write_cmd; 1281541Srgrimes 1291541Srgrimes#if 0 1301541Srgrimesdb_cmdfcn_t db_help_cmd; 13187466Srwatsondb_cmdfcn_t db_show_all_threads; 13287218Srwatsondb_cmdfcn_t db_show_one_thread; 13358717Sdillondb_cmdfcn_t ipc_port_print; 13412221Sbdedb_cmdfcn_t vm_page_print; 13511332Sswallace#endif 13611332Sswallace 13711332Sswallace/* 13812221Sbde * Command table. 1391549Srgrimes */ 140225617Skmacystruct command { 1411541Srgrimes char * name; /* command name */ 14283366Sjulian db_cmdfcn_t *fcn; /* function to call */ 1431541Srgrimes int flag; /* extra info: */ 14491140Stanimura#define CS_OWN 0x1 /* non-standard syntax */ 14583366Sjulian#define CS_MORE 0x2 /* standard syntax, but may have other words 14691140Stanimura * at end */ 1471541Srgrimes#define CS_SET_DOT 0x100 /* set dot after command */ 1481541Srgrimes struct command *more; /* another level of command */ 1491541Srgrimes}; 15028401Speter 15112221Sbde/* XXX: UGLY hack */ 15228401Speter#ifdef CN_DEAD 15328401Speter/* 15428401Speter * Routines to support GDB on an sio port. 15528401Speter */ 15628401Speterextern dev_t gdbdev; 157225617Skmacyextern cn_getc_t *gdb_getc; 15828401Speterextern cn_putc_t *gdb_putc; 159114031Sjhb#endif 16092985Sjhb 16141726Struckman#endif /* !_DDB_DDB_H_ */ 16291140Stanimura