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# Test Framework Driver for GDB driving a ROM monitor (via monitor.c).
# Copyright 1995 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 2 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, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
load_lib gdb.exp
#
# gdb_target_monitor
# Set gdb to target the monitor
#
proc gdb_target_monitor { } {
global gdb_prompt
global exit_status
global timeout
set timeout 60
verbose "Timeout is now $timeout seconds" 2
if [target_info exists gdb_protocol] {
set targetname "[target_info gdb_protocol]"
} else {
perror "No protocol specified for [target_info name].";
return -1;
}
if [target_info exists baud] {
gdb_test "set remotebaud [target_info baud]" "" ""
}
if [target_info exists netport] {
set serialport "[target_info netport]"
} else {
set serialport "[target_info serial]"
}
for {set j 1} {$j <= 2} {incr j} {
for {set i 1} {$i <= 3} {incr i} {
send_gdb "target $targetname $serialport\n"
gdb_expect {
-re "A program is being debugged already.*ill it.*y or n. $" {
send_gdb "y\n";
exp_continue;
}
-re ".*Couldn't establish connection to remote.*$gdb_prompt" {
verbose "Connection failed"
}
-re "Remote MIPS debugging.*$gdb_prompt" {
verbose "Set target to $targetname"
return
}
-re "Remote debugging using $serialport.*$gdb_prompt" {
verbose "Set target to $targetname"
return
}
-re "Remote target $targetname connected to.*$gdb_prompt" {
verbose "Set target to $targetname"
return
}
-re "Connection refused.*$gdb_prompt" {
verbose "Connection refused by remote target. Pausing, and trying again."
sleep 30
continue
}
timeout {
send_gdb "";
break
}
}
}
if { $j == 1 && ![reboot_target] } {
break;
}
}
perror "Couldn't set target for $targetname, port is $serialport."
return -1;
}
#
# 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 timeout
if { $arg != "" } {
if [gdb_file_cmd $arg] { return -1 }
}
gdb_target_monitor
if [is_remote host] {
# FIXME:
set arg a.out;
}
verbose "Loading $arg"
send_gdb "load $arg\n"
set timeout 1000
verbose "Timeout is now $timeout seconds" 2
gdb_expect {
-re ".*$gdb_prompt $" {
verbose "Loaded $arg into $GDB\n"
return 1
}
timeout {
if { $verbose > 1 } {
perror "Timed out trying to load $arg."
}
}
}
}
proc gdb_start { } {
global timeout
global reboot
# reboot the board to get a clean start
if $reboot then {
reboot_target;
}
catch default_gdb_start;
set timeout 10
verbose "Timeout is now $timeout seconds" 2
}
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