7446b0888d
The remote protocol allows for implementations to report more specific reasons for the break in execution back to the client [1]. This is entirely optional, so it is only implemented for amd64, arm64, and i386 at the moment. [1] https://sourceware.org/gdb/current/onlinedocs/gdb/Stop-Reply-Packets.html Reviewed by: jhb MFC after: 3 weeks Sponsored by: NetApp, Inc. Sponsored by: Klara, Inc. NetApp PR: 51 Differential Revision: https://reviews.freebsd.org/D29174
78 lines
2.4 KiB
C
78 lines
2.4 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 2004 Marcel Moolenaar
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _MACHINE_GDB_MACHDEP_H_
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#define _MACHINE_GDB_MACHDEP_H_
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#define GDB_BUFSZ 4096
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#define GDB_NREGS 56
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#define GDB_REG_RAX 0
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#define GDB_REG_RBX 1
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#define GDB_REG_RCX 2
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#define GDB_REG_RDX 3
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#define GDB_REG_RSI 4
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#define GDB_REG_RDI 5
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#define GDB_REG_RBP 6
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#define GDB_REG_RSP 7
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#define GDB_REG_R8 8
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#define GDB_REG_R9 9
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#define GDB_REG_R10 10
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#define GDB_REG_R11 11
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#define GDB_REG_R12 12
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#define GDB_REG_R13 13
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#define GDB_REG_R14 14
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#define GDB_REG_R15 15
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#define GDB_REG_PC 16
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#define GDB_REG_RFLAGS 17
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#define GDB_REG_CS 18
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#define GDB_REG_SS 19
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_Static_assert(GDB_BUFSZ >= (GDB_NREGS * 16), "buffer fits 'g' regs");
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static __inline size_t
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gdb_cpu_regsz(int regnum)
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{
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return ((regnum > 16 && regnum < 24) ? 4 : 8);
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}
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static __inline int
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gdb_cpu_query(void)
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{
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return (0);
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}
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void *gdb_begin_write(void);
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void *gdb_cpu_getreg(int, size_t *);
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void gdb_cpu_setreg(int, void *);
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int gdb_cpu_signal(int, int);
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void gdb_end_write(void *);
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void gdb_cpu_stop_reason(int, int);
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#endif /* !_MACHINE_GDB_MACHDEP_H_ */
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