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# Copyright 2015-2024 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# This file is a dejagnu "board file" and is used to run the testsuite
# with remote gdbserver on localhost.
#
# To use this file:
# bash$ cd ${build_dir}/gdb
# bash$ make check RUNTESTFLAGS="--target_board=remote-gdbserver-on-localhost
# [ REMOTE_TARGET_USERNAME=<remote_target_username> ]"
load_generic_config "gdbserver"
load_board_description "gdbserver-base"
# The sshd should be running on localhost and ssh key should be
# correctly set up that you ssh to localhost without having to type
# password.
set_board_info rcp_prog "/usr/bin/scp"
set_board_info rsh_prog "/usr/bin/ssh"
set_board_info protocol standard
if { [info exists REMOTE_TARGET_USERNAME] } {
set_board_info username $REMOTE_TARGET_USERNAME
} else {
set_board_info username $env(USER)
}
set_board_info hostname localhost
save_vars {rsh_cmd res} {
set rsh_cmd \
[join \
[list \
[board_info $board rsh_prog] \
-l [board_info $board username] \
[board_info $board hostname]]]
# Handle separate test account.
if { [board_info $board username] != $env(USER) } {
# We're pretending that some local user account is remote target.
# Make things a bit more realistic by restricting file permissions.
# Make sure remote target can't see files on build.
set res [remote_exec build "chmod go-rx $objdir"]
if { [lindex $res 0] != 0 } {
error "Couldn't remove permissions for $objdir on build"
}
# Make sure build can't see files on remote target.
set res [remote_exec build $rsh_cmd "chmod go-rx ."]
if { [lindex $res 0] != 0 } {
error "Couldn't remove permissions for . on target"
}
}
# Set remotedir by default, to force remote_download target to give an
# absolute file name.
set res [remote_exec build $rsh_cmd pwd]
if { [lindex $res 0] != 0 } {
error "Couldn't set remotedir using pwd"
}
set_board_info remotedir [string trim [lindex $res 1]]
}
proc ${board}_file { dest op args } {
global board_info
set username [board_info $dest username]
if { $op == "absolute" } {
set file [lindex $args 0]
if { [file pathtype $file] == "relative" } {
# Make sure we get an absolute file name relative to home
# dir of $username, not $env(USER).
set pwd [regsub $::env(USER) $::env(HOME) $username]
set file [remote_file build join $pwd $file]
}
return [remote_file build $op $file]
}
# Fall back to standard_file.
return [standard_file $dest $op {*}$args]
}
proc ${board}_spawn { board cmd } {
global board_info
set remote [board_info $board hostname]
set username [board_info $board username]
set RSH [board_info $board rsh_prog]
spawn $RSH -t -l $username $remote $cmd
set board_info($board,fileid) $spawn_id
return $spawn_id
}
# We will be using the standard GDB remote protocol
set_board_info gdb_protocol "remote"
# Use techniques appropriate to a stub
set_board_info use_gdb_stub 1
# This gdbserver can only run a process once per session.
set_board_info gdb,do_reload_on_run 1
# There's no support for argument-passing (yet).
set_board_info noargs 1
set_board_info exit_is_reliable 1
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