# Copyright (C) 1993, 1997, 1998 Free Software Foundation, Inc.
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# Copyright (C) 1993, 1997, 1998 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# (at your option) any later version.
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#
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#
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# This program is distributed in the hope that it will be useful,
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# GNU General Public License for more details.
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#
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#
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# You should have received a copy of the GNU General Public License
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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# Please email any bugs, comments, and/or additions to this file to:
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# Please email any bugs, comments, and/or additions to this file to:
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# DejaGnu@cygnus.com
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# DejaGnu@cygnus.com
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# This file was written by Ian Lance Taylor .
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# This file was written by Ian Lance Taylor .
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# GDB support routines for a board using the MIPS remote debugging
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# GDB support routines for a board using the MIPS remote debugging
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# protocol. These are actually pretty generic.
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# protocol. These are actually pretty generic.
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# DejaGnu currently assumes that debugging is being done over the main
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# DejaGnu currently assumes that debugging is being done over the main
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# console port. It would probably be more convenient for people using
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# console port. It would probably be more convenient for people using
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# IDT boards to permit the debugging port and the connected port to be
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# IDT boards to permit the debugging port and the connected port to be
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# different, since an IDT board has two ports. This would require
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# different, since an IDT board has two ports. This would require
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# extending some of the tests in a fashion similar to that done for
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# extending some of the tests in a fashion similar to that done for
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# VxWorks, because the test output would appear on the other port,
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# VxWorks, because the test output would appear on the other port,
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# rather than being displayed by gdb.
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# rather than being displayed by gdb.
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load_lib remote.exp
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load_lib remote.exp
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load_lib gdb.exp
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load_lib gdb.exp
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set gdb_prompt "\\(gdb\\)"
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set gdb_prompt "\\(gdb\\)"
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#
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#
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# gdb_load -- load a file into the GDB.
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# gdb_load -- load a file into the GDB.
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# Returns a 0 if there was an error,
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# Returns a 0 if there was an error,
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# 1 if it load successfully.
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# 1 if it load successfully.
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#
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#
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proc gdb_load { arg } {
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proc gdb_load { arg } {
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global verbose
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global verbose
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global loadpath
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global loadpath
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global loadfile
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global loadfile
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global gdb_prompt
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global gdb_prompt
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global GDB
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global GDB
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global expect_out
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global expect_out
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set loadfile [file tail $arg]
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set loadfile [file tail $arg]
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set loadpath [file dirname $arg]
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set loadpath [file dirname $arg]
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gdb_file_cmd $arg
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gdb_file_cmd $arg
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if [target_info exists gdb_protocol] {
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if [target_info exists gdb_protocol] {
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set protocol [target_info gdb_protocol];
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set protocol [target_info gdb_protocol];
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} else {
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} else {
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set protocol "sparclite"
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set protocol "sparclite"
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}
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}
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if [target_info exists serial] {
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if [target_info exists serial] {
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set targetname [target_info serial];
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set targetname [target_info serial];
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set command "target $protocol [target_info serial]\n";
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set command "target $protocol [target_info serial]\n";
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} else {
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} else {
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if ![target_info exists netport] {
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if ![target_info exists netport] {
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perror "Need either netport or gdb_serial entry for [target_info name].";
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perror "Need either netport or gdb_serial entry for [target_info name].";
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return -1;
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return -1;
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}
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}
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set targetname [target_info netport];
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set targetname [target_info netport];
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set command "target $protocol udp [target_info netport]\n";
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set command "target $protocol udp [target_info netport]\n";
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}
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}
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set timeout 60
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set timeout 60
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verbose "Timeout is now $timeout seconds" 2
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verbose "Timeout is now $timeout seconds" 2
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set try_count 0;
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set try_count 0;
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send_gdb $command;
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send_gdb $command;
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gdb_expect {
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gdb_expect {
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-re "Unknown response.*resetting the board.|remote timeout" {
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-re "Unknown response.*resetting the board.|remote timeout" {
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incr try_count;
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incr try_count;
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if { $try_count > 3 } {
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if { $try_count > 3 } {
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set try_count 0;
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set try_count 0;
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reboot_target;
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reboot_target;
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sleep 5;
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sleep 5;
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}
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}
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sleep 1;
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sleep 1;
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send_gdb $command;
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send_gdb $command;
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exp_continue;
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exp_continue;
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}
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}
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-re "Remote target.*$gdb_prompt $" { }
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-re "Remote target.*$gdb_prompt $" { }
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-re ".*SPARClite appears to be alive.*$gdb_prompt $" {
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-re ".*SPARClite appears to be alive.*$gdb_prompt $" {
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if $verbose>1 then {
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if $verbose>1 then {
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send_user "Set target to $targetname\n"
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send_user "Set target to $targetname\n"
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}
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}
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}
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}
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timeout {
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timeout {
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perror "Couldn't set SLITE target."
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perror "Couldn't set SLITE target."
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set timeout 10
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set timeout 10
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verbose "Timeout is now $timeout seconds" 2
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verbose "Timeout is now $timeout seconds" 2
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return -1
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return -1
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}
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}
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}
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}
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if [target_info exists gdb_load_offset] {
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if [target_info exists gdb_load_offset] {
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set offset "[target_info gdb_load_offset]";
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set offset "[target_info gdb_load_offset]";
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} else {
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} else {
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set offset "";
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set offset "";
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}
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}
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if { 1 } {
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if { 1 } {
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if [is_remote host] {
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if [is_remote host] {
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set arg [remote_download host $arg];
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set arg [remote_download host $arg];
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if { $arg == "" } {
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if { $arg == "" } {
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error "download failed"
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error "download failed"
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return -1;
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return -1;
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}
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}
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}
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}
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send_gdb "load $arg $offset\n"
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send_gdb "load $arg $offset\n"
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verbose "Loading $arg into $GDB" 2
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verbose "Loading $arg into $GDB" 2
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set timeout 2400
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set timeout 2400
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verbose "Timeout is now $timeout seconds" 2
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verbose "Timeout is now $timeout seconds" 2
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gdb_expect {
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gdb_expect {
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-re "Loading.*$gdb_prompt $" {
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-re "Loading.*$gdb_prompt $" {
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verbose "Loaded $arg into $GDB" 1
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verbose "Loaded $arg into $GDB" 1
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set timeout 30
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set timeout 30
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verbose "Timeout is now $timeout seconds" 2
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verbose "Timeout is now $timeout seconds" 2
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}
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}
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-re "$gdb_prompt $" {
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-re "$gdb_prompt $" {
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if $verbose>1 then {
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if $verbose>1 then {
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perror "GDB couldn't load."
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perror "GDB couldn't load."
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}
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}
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}
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}
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timeout {
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timeout {
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if $verbose>1 then {
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if $verbose>1 then {
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perror "Timed out trying to load $arg."
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perror "Timed out trying to load $arg."
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}
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}
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}
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}
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}
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}
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}
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}
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# Some SPARClite boards automagically do a run after the program is
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# Some SPARClite boards automagically do a run after the program is
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# loaded.
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# loaded.
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if [target_info exists need_monitor_run] {
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if [target_info exists need_monitor_run] {
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set timeout 10
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set timeout 10
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verbose "Timeout is now $timeout seconds, doing monitor run" 2
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verbose "Timeout is now $timeout seconds, doing monitor run" 2
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send_gdb "monitor run\n";
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send_gdb "monitor run\n";
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sleep 2;
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sleep 2;
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send_gdb "";
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send_gdb "";
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gdb_expect {
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gdb_expect {
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-re ".*$gdb_prompt $" { verbose "Run command succeded" }
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-re ".*$gdb_prompt $" { verbose "Run command succeded" }
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default {
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default {
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perror "error sending monitor run command";
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perror "error sending monitor run command";
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}
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}
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}
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}
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} else {
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} else {
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sleep 2;
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sleep 2;
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}
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}
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if [target_info exists gdb_serial] {
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if [target_info exists gdb_serial] {
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set serial [target_info gdb_serial];
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set serial [target_info gdb_serial];
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} else {
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} else {
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set serial [target_info serial];
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set serial [target_info serial];
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}
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}
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send_gdb "target remote $serial\n"
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send_gdb "target remote $serial\n"
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set timeout 60
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set timeout 60
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verbose "Timeout is now $timeout seconds" 2
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verbose "Timeout is now $timeout seconds" 2
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gdb_expect {
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gdb_expect {
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-re ".*Kill it?.*y or n.*" {
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-re ".*Kill it?.*y or n.*" {
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send_gdb "y\n";
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send_gdb "y\n";
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exp_continue
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exp_continue
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}
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}
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-re ".*$gdb_prompt $" {
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-re ".*$gdb_prompt $" {
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verbose "Set remote target to [target_info serial]" 2
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verbose "Set remote target to [target_info serial]" 2
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}
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}
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timeout {
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timeout {
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perror "Couldn't set remote target."
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perror "Couldn't set remote target."
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set timeout 10
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set timeout 10
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verbose "Timeout is now $timeout seconds" 2
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verbose "Timeout is now $timeout seconds" 2
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return -1
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return -1
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}
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}
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}
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}
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if [info exists expect_out(buffer)] then {
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if [info exists expect_out(buffer)] then {
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send_log $expect_out(buffer)
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send_log $expect_out(buffer)
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}
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}
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return 0
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return 0
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}
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}
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