mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-27 04:52:05 +08:00
32d0add0a6
gdb/ChangeLog: Update year range in copyright notice of all files.
218 lines
5.6 KiB
Plaintext
218 lines
5.6 KiB
Plaintext
# Test Framework Driver for GDB driving an external simulator
|
|
# Copyright 1999-2015 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/>.
|
|
|
|
load_lib gdb.exp
|
|
|
|
proc sid_start {} {
|
|
global verbose
|
|
|
|
set port [lindex [split [target_info netport] ":"] 1]
|
|
|
|
# Set a default endianness
|
|
case [target_info multilib_flags] in {
|
|
{ *big-endian* *-EB* *-meb* } { set sidendian "-EB" }
|
|
{ *little-endian* *-EL* *-mel* } { set sidendian "-EL" }
|
|
default {
|
|
if {[target_info exists sim,defaultendian]} then {
|
|
set sidendian [target_info sim,defaultendian]
|
|
} else {
|
|
# rely on endianness settings in sid configuration defaults
|
|
set sidendian ""
|
|
}
|
|
}
|
|
}
|
|
case $sidendian in {
|
|
{ -EB } { set sidendian2 {-e "set cpu endian big"} }
|
|
{ -EL } { set sidendian2 {-e "set cpu endian little"} }
|
|
default { set sidendian2 {} }
|
|
}
|
|
|
|
# test to see whether to use use sid in build or install tree
|
|
set use_build_tree [file exists ../../sid]
|
|
|
|
if {$use_build_tree} then {
|
|
set pre_spawn {
|
|
global env
|
|
set env(SID_LIBRARY_PATH) [join [glob "../../sid/component/*"] ":"]
|
|
set env(SID) "../../sid/main/dynamic/sid"
|
|
if {! [file exists $env(SID)]} then { error "Cannot find sid in build tree" }
|
|
}
|
|
if { [board_info target sim,protocol] == "sid" } {
|
|
set spawncmd "[target_info sim] [target_info sim,options] $sidendian2 -e \"set cpu-gdb-socket sockaddr-local 0.0.0.0:$port\""
|
|
} elseif { [board_info target sim,protocol] == "rawsid" } {
|
|
set spawncmd "[target_info sim] [target_info sim,options] -$sidendian --gdb=$port"
|
|
} else {
|
|
set spawncmd "../../sid/bsp/[target_info sim] $sidendian --gdb=$port [target_info sim,options]"
|
|
}
|
|
set post_spawn {
|
|
global env
|
|
unset env(SID_LIBRARY_PATH)
|
|
unset env(SID)
|
|
}
|
|
} else {
|
|
set pre_spawn {}
|
|
if { [board_info target sim,protocol] == "sid" } {
|
|
# FIXME: sim,options may be from the build tree, should find
|
|
# it in the install tree.
|
|
set spawncmd "sid [target_info sim,options] $sidendian2 -e \"set cpu-gdb-socket sockaddr-local 0.0.0.0:$port\""
|
|
} elseif { [board_info target sim,protocol] == "rawsid" } {
|
|
set spawncmd "[target_info sim] [target_info sim,options] -$sidendian --gdb=$port"
|
|
} else {
|
|
set spawncmd "[target_info sim] $sidendian --gdb=$port [target_info sim,options]"
|
|
}
|
|
set post_spawn {}
|
|
}
|
|
|
|
eval $pre_spawn
|
|
if {[catch [list remote_spawn host $spawncmd] msg]} {
|
|
perror $msg
|
|
exit 1
|
|
}
|
|
eval $post_spawn
|
|
|
|
# Don't do the following any more; it breaks with "runtest ... < /dev/null"
|
|
# expect_background {
|
|
# -re \[^\n\]*\n {
|
|
# regsub "\n" $expect_out(buffer) {} msg
|
|
# verbose "SID: $msg" 2
|
|
# }
|
|
# }
|
|
|
|
# There should be no need to sleep to give SID time to start;
|
|
# GDB would wait for a fair while for the stub to respond.
|
|
sleep 4
|
|
|
|
if ![target_info exists gdb,no_push_conn] {
|
|
remote_push_conn host
|
|
}
|
|
}
|
|
|
|
#
|
|
# Handle GDB talking to SID
|
|
#
|
|
|
|
proc gdb_start {} {
|
|
sid_start
|
|
return [default_gdb_start]
|
|
}
|
|
|
|
proc sid_exit {} {
|
|
if ![target_info exists gdb,no_push_conn] {
|
|
remote_close host
|
|
remote_pop_conn host
|
|
}
|
|
}
|
|
|
|
proc gdb_exit {} {
|
|
set result [default_gdb_exit]
|
|
sid_exit
|
|
return $result
|
|
}
|
|
|
|
#
|
|
# gdb_target_sid
|
|
# Set gdb to target the simulator
|
|
#
|
|
proc send_target_sid { } {
|
|
# wait a little while, giving sid time to shut down & restart its
|
|
# gdb socket
|
|
sleep 4
|
|
send_gdb "target [target_info gdb_protocol] [target_info netport]\n"
|
|
}
|
|
|
|
proc gdb_target_sid { } {
|
|
global gdb_prompt
|
|
global exit_status
|
|
|
|
send_target_sid
|
|
|
|
global timeout
|
|
set prev_timeout $timeout
|
|
set timeout 60
|
|
verbose "Timeout is now $timeout seconds" 2
|
|
gdb_expect {
|
|
-re ".*\[Ee\]rror.*$gdb_prompt $" {
|
|
perror "Couldn't set target for remote simulator."
|
|
cleanup
|
|
gdb_exit
|
|
}
|
|
-re "Remote debugging using.*$gdb_prompt" {
|
|
verbose "Set target to sid"
|
|
}
|
|
timeout {
|
|
perror "Couldn't set target for remote simulator."
|
|
cleanup
|
|
gdb_exit
|
|
}
|
|
}
|
|
set timeout $prev_timeout
|
|
verbose "Timeout is now $timeout seconds" 2
|
|
}
|
|
|
|
#
|
|
# gdb_load -- load a file into the debugger.
|
|
# return a -1 if anything goes wrong.
|
|
#
|
|
proc gdb_load { arg } {
|
|
global verbose
|
|
global loadpath
|
|
global loadfile
|
|
global GDB
|
|
global gdb_prompt
|
|
global retval
|
|
|
|
if { $arg != "" } {
|
|
if [gdb_file_cmd $arg] then { return -1 }
|
|
}
|
|
|
|
gdb_target_sid
|
|
|
|
send_gdb "load\n"
|
|
global timeout
|
|
set prev_timeout $timeout
|
|
set timeout 2400
|
|
verbose "Timeout is now $timeout seconds" 2
|
|
gdb_expect {
|
|
-re ".*\[Ee\]rror.*$gdb_prompt $" {
|
|
if $verbose>1 then {
|
|
perror "Error during download."
|
|
}
|
|
set retval -1
|
|
}
|
|
-re ".*$gdb_prompt $" {
|
|
if $verbose>1 then {
|
|
send_user "Loaded $arg into $GDB\n"
|
|
}
|
|
set retval 0
|
|
}
|
|
-re "$gdb_prompt $" {
|
|
if $verbose>1 then {
|
|
perror "GDB couldn't load."
|
|
}
|
|
set retval -1
|
|
}
|
|
timeout {
|
|
if $verbose>1 then {
|
|
perror "Timed out trying to load $arg."
|
|
}
|
|
set retval -1
|
|
}
|
|
}
|
|
set timeout $prev_timeout
|
|
verbose "Timeout is now $timeout seconds" 2
|
|
return $retval
|
|
}
|