1 /* Copyright (C) 2020 Free Software Foundation, Inc.
3 This file is part of GDB.
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 3 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>. */
18 #ifndef GDBSERVER_NETBSD_LOW_H
19 #define GDBSERVER_NETBSD_LOW_H
24 /* Some information relative to a given register set. */
26 struct netbsd_regset_info
28 /* The ptrace request needed to get/set registers of this set. */
29 int get_request
, set_request
;
30 /* The size of the register set. */
32 /* Fill the buffer BUF from the contents of the given REGCACHE. */
33 void (*fill_function
) (struct regcache
*regcache
, char *buf
);
34 /* Store the register value in BUF in the given REGCACHE. */
35 void (*store_function
) (struct regcache
*regcache
, const char *buf
);
38 /* A list of regsets for the target being debugged, terminated by an entry
39 where the size is negative.
41 This list should be created by the target-specific code. */
43 extern struct netbsd_regset_info netbsd_target_regsets
[];
45 /* The target-specific operations for NetBSD support. */
47 struct netbsd_target_ops
49 /* Architecture-specific setup. */
50 void (*arch_setup
) ();
53 /* Target ops definitions for a NetBSD target. */
55 class netbsd_process_target
: public process_stratum_target
59 int create_inferior (const char *program
,
60 const std::vector
<char *> &program_args
) override
;
62 void post_create_inferior () override
;
64 int attach (unsigned long pid
) override
;
66 int kill (process_info
*proc
) override
;
68 int detach (process_info
*proc
) override
;
70 void mourn (process_info
*proc
) override
;
72 void join (int pid
) override
;
74 bool thread_alive (ptid_t pid
) override
;
76 void resume (thread_resume
*resume_info
, size_t n
) override
;
78 ptid_t
wait (ptid_t ptid
, target_waitstatus
*status
,
79 int options
) override
;
81 void fetch_registers (regcache
*regcache
, int regno
) override
;
83 void store_registers (regcache
*regcache
, int regno
) override
;
85 int read_memory (CORE_ADDR memaddr
, unsigned char *myaddr
,
88 int write_memory (CORE_ADDR memaddr
, const unsigned char *myaddr
,
91 void request_interrupt () override
;
93 bool supports_read_auxv () override
;
95 int read_auxv (CORE_ADDR offset
, unsigned char *myaddr
,
96 unsigned int len
) override
;
98 bool supports_hardware_single_step () override
;
100 const gdb_byte
*sw_breakpoint_from_kind (int kind
, int *size
) override
;
102 bool supports_z_point_type (char z_type
) override
;
104 int insert_point (enum raw_bkpt_type type
, CORE_ADDR addr
,
105 int size
, struct raw_breakpoint
*bp
) override
;
107 int remove_point (enum raw_bkpt_type type
, CORE_ADDR addr
,
108 int size
, struct raw_breakpoint
*bp
) override
;
110 bool stopped_by_sw_breakpoint () override
;
112 bool supports_qxfer_siginfo () override
;
114 int qxfer_siginfo (const char *annex
, unsigned char *readbuf
,
115 unsigned const char *writebuf
, CORE_ADDR offset
,
118 bool supports_stopped_by_sw_breakpoint () override
;
120 bool supports_non_stop () override
;
122 bool supports_multi_process () override
;
124 bool supports_fork_events () override
;
126 bool supports_vfork_events () override
;
128 bool supports_exec_events () override
;
130 bool supports_disable_randomization () override
;
132 bool supports_qxfer_libraries_svr4 () override
;
134 int qxfer_libraries_svr4 (const char*, unsigned char*, const unsigned char*,
135 CORE_ADDR
, int) override
;
137 bool supports_pid_to_exec_file () override
;
139 char *pid_to_exec_file (int pid
) override
;
141 const char *thread_name (ptid_t thread
) override
;
143 bool supports_catch_syscall () override
;
146 /* The inferior's target description. This is a global because the
147 NetBSD ports support neither bi-arch nor multi-process. */
149 extern struct netbsd_target_ops the_low_target
;
152 extern const struct target_desc
*netbsd_tdesc
;
154 #endif /* GDBSERVER_NETBSD_LOW_H */