freebsd-dev/sys/sparc64/include/db_machdep.h

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/*
* Mach Operating System
* Copyright (c) 1991,1990 Carnegie Mellon University
* All Rights Reserved.
*
* Permission to use, copy, modify and distribute this software and its
* documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie Mellon
* the rights to redistribute these changes.
*
* from: FreeBSD: src/sys/i386/include/db_machdep.h,v 1.16 1999/10/04
* $FreeBSD$
*/
#ifndef _MACHINE_DB_MACHDEP_H_
#define _MACHINE_DB_MACHDEP_H_
#include <machine/frame.h>
#include <machine/trap.h>
#define BYTE_MSF (1)
typedef vm_offset_t db_addr_t;
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typedef long db_expr_t;
typedef struct trapframe db_regs_t;
extern db_regs_t ddb_regs;
#define DDB_REGS (&ddb_regs)
#define PC_REGS(regs) ((db_addr_t)(regs)->tf_tpc)
#define BKPT_INST (0)
#define BKPT_SIZE (4)
#define BKPT_SET(inst) (BKPT_INST)
#define BKPT_SKIP do { \
ddb_regs.tf_tpc = ddb_regs.tf_tnpc + 4; \
ddb_regs.tf_tnpc += 8; \
} while (0)
#define db_clear_single_step(regs)
#define db_set_single_step(regs)
#define IS_BREAKPOINT_TRAP(type, code) (type == T_BREAKPOINT)
#define IS_WATCHPOINT_TRAP(type, code) (0)
#define inst_trap_return(ins) (0)
#define inst_return(ins) (0)
#define inst_call(ins) (0)
#define inst_load(ins) (0)
#define inst_store(ins) (0)
#define DB_SMALL_VALUE_MAX (0x7fffffff)
#define DB_SMALL_VALUE_MIN (-0x40001)
#define DB_ELFSIZE 64
#endif /* !_MACHINE_DB_MACHDEP_H_ */