65 lines
1.9 KiB
C
65 lines
1.9 KiB
C
/*-
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* Mach Operating System
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* Copyright (c) 1991,1990 Carnegie Mellon University
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* All Rights Reserved.
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*
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* Permission to use, copy, modify and distribute this software and its
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* documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
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* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie Mellon
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* the rights to redistribute these changes.
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*
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* from: FreeBSD: src/sys/i386/include/db_machdep.h,v 1.16 1999/10/04
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* $FreeBSD$
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*/
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#ifndef _MACHINE_DB_MACHDEP_H_
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#define _MACHINE_DB_MACHDEP_H_
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#include <machine/frame.h>
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#include <machine/trap.h>
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typedef vm_offset_t db_addr_t;
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typedef long db_expr_t;
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#define PC_REGS() ((db_addr_t)kdb_thrctx->pcb_pc)
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#define BKPT_INST (0x91d03001)
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#define BKPT_SIZE (4)
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#define BKPT_SET(inst) (BKPT_INST)
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#define BKPT_SKIP do { \
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kdb_frame->tf_tpc = kdb_frame->tf_tnpc + 4; \
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kdb_frame->tf_tnpc += 8; \
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} while (0)
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#define db_clear_single_step kdb_cpu_clear_singlestep
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#define db_set_single_step kdb_cpu_set_singlestep
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#define IS_BREAKPOINT_TRAP(type, code) (type == T_BREAKPOINT)
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#define IS_WATCHPOINT_TRAP(type, code) (0)
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#define inst_trap_return(ins) (0)
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#define inst_return(ins) (0)
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#define inst_call(ins) (0)
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#define inst_load(ins) (0)
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#define inst_store(ins) (0)
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#define DB_ELFSIZE 64
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#endif /* !_MACHINE_DB_MACHDEP_H_ */
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