1227730Sraj/*- 2227730Sraj * Mach Operating System 3227730Sraj * Copyright (c) 1991,1990 Carnegie Mellon University 4227730Sraj * All Rights Reserved. 5227730Sraj * 6227730Sraj * Permission to use, copy, modify and distribute this software and its 7227730Sraj * documentation is hereby granted, provided that both the copyright 8227730Sraj * notice and this permission notice appear in all copies of the 9227730Sraj * software, derivative works or modified versions, and any portions 10227730Sraj * thereof, and that both notices appear in supporting documentation. 11227730Sraj * 12227730Sraj * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 13227730Sraj * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR 14227730Sraj * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 15227730Sraj * 16227730Sraj * Carnegie Mellon requests users of this software to return to 17227730Sraj * 18227730Sraj * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 19227730Sraj * School of Computer Science 20227730Sraj * Carnegie Mellon University 21227730Sraj * Pittsburgh PA 15213-3890 22227730Sraj * 23227730Sraj * any improvements or extensions that they make and grant Carnegie Mellon 24227730Sraj * the rights to redistribute these changes. 25227730Sraj * 26227730Sraj * from: FreeBSD: src/sys/i386/include/db_machdep.h,v 1.16 1999/10/04 27227730Sraj * $FreeBSD: releng/10.3/sys/sparc64/include/db_machdep.h 139825 2005-01-07 02:29:27Z imp $ 28227730Sraj */ 29227730Sraj 30227730Sraj#ifndef _MACHINE_DB_MACHDEP_H_ 31227730Sraj#define _MACHINE_DB_MACHDEP_H_ 32227730Sraj 33227730Sraj#include <machine/frame.h> 34227730Sraj#include <machine/trap.h> 35227730Sraj 36227730Sraj#define BYTE_MSF (1) 37227730Sraj 38227730Srajtypedef vm_offset_t db_addr_t; 39227730Srajtypedef long db_expr_t; 40227730Sraj 41227730Sraj#define PC_REGS() ((db_addr_t)kdb_thrctx->pcb_pc) 42227730Sraj 43227730Sraj#define BKPT_INST (0x91d03001) 44227730Sraj#define BKPT_SIZE (4) 45227730Sraj#define BKPT_SET(inst) (BKPT_INST) 46227730Sraj 47227730Sraj#define BKPT_SKIP do { \ 48227730Sraj kdb_frame->tf_tpc = kdb_frame->tf_tnpc + 4; \ 49227730Sraj kdb_frame->tf_tnpc += 8; \ 50227730Sraj} while (0) 51227730Sraj 52227730Sraj#define db_clear_single_step kdb_cpu_clear_singlestep 53227730Sraj#define db_set_single_step kdb_cpu_set_singlestep 54227730Sraj 55227730Sraj#define IS_BREAKPOINT_TRAP(type, code) (type == T_BREAKPOINT) 56227730Sraj#define IS_WATCHPOINT_TRAP(type, code) (0) 57227730Sraj 58227730Sraj#define inst_trap_return(ins) (0) 59227730Sraj#define inst_return(ins) (0) 60227730Sraj#define inst_call(ins) (0) 61227730Sraj#define inst_load(ins) (0) 62227730Sraj#define inst_store(ins) (0) 63227730Sraj 64227730Sraj#define DB_SMALL_VALUE_MAX (0x7fffffff) 65227730Sraj#define DB_SMALL_VALUE_MIN (-0x40001) 66227730Sraj 67227730Sraj#define DB_ELFSIZE 64 68227730Sraj 69227730Sraj#endif /* !_MACHINE_DB_MACHDEP_H_ */ 70227730Sraj