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[/] [or1k/] [trunk/] [gdb-5.0/] [gdb/] [testsuite/] [config/] [monitor.exp] - Blame information for rev 1774

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1 106 markom 
# Test Framework Driver for GDB driving a ROM monitor (via monitor.c).
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#   Copyright 1995, 1997 Free Software Foundation, Inc.
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#
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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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# 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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#
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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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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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# GNU General Public License for more details.
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#
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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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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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load_lib gdb.exp
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puts "***** DID USE MONITOR ******"
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#
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# gdb_target_monitor
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# Set gdb to target the monitor
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#
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proc gdb_target_monitor { exec_file } {
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    global gdb_prompt
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    global exit_status
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    global timeout
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    if [target_info exists gdb_protocol] {
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        set targetname "[target_info gdb_protocol]"
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    } else {
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        perror "No protocol specified for [target_info name].";
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        return -1;
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    }
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    if [target_info exists baud] {
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        gdb_test "set remotebaud [target_info baud]" "" ""
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    }
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    if [target_info exists binarydownload] {
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        gdb_test "set remotebinarydownload [target_info binarydownload]" "" ""
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    }
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    if { [ target_info exists disable_x_packet ] } {
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        gdb_test "set remote X-packet disable" ""
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    }
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    if { [ target_info exists disable_z_packet ] } {
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        gdb_test "set remote Z-packet disable" ""
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    }
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    if [target_info exists gdb_serial] {
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       set serialport "[target_info gdb_serial]";
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    } elseif [target_info exists netport] {
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        set serialport "[target_info netport]"
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    } else {
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        set serialport "[target_info serial]"
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    }
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    for {set j 1} {$j <= 2} {incr j} {
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        if [gdb_file_cmd $exec_file] { return -1; }
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        for {set i 1} {$i <= 3} {incr i} {
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            send_gdb "target $targetname $serialport\n"
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            gdb_expect 60 {
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                -re "A program is being debugged already.*ill it.*y or n. $" {
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                    send_gdb "y\n";
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                    exp_continue;
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                }
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                -re "Couldn't establish connection to remote.*$gdb_prompt" {
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                    verbose "Connection failed";
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                }
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                -re "Remote MIPS debugging.*$gdb_prompt" {
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                    verbose "Set target to $targetname";
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                    return 0;
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                }
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                -re "Remote debugging using .*$serialport.*$gdb_prompt" {
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                    verbose "Set target to $targetname";
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                    return 0;
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                }
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                -re "Remote target $targetname connected to.*$gdb_prompt" {
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                    verbose "Set target to $targetname";
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                    return 0;
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                }
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                -re "Connected to.*$gdb_prompt" {
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                    verbose "Set target to $targetname";
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                    return 0;
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                }
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                -re "Ending remote.*$gdb_prompt" { }
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                -re "Connection refused.*$gdb_prompt" {
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                    verbose "Connection refused by remote target.  Pausing, and trying again."
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                    sleep 30
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                    continue
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                }
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                -re "Timeout reading from remote system.*$gdb_prompt" {
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                    verbose "Got timeout error from gdb.";
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                }
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                timeout {
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                    send_gdb "";
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                    break
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                }
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            }
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        }
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        gdb_target_exec;
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        if { $j == 1 && ![reboot_target] } {
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            break;
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        }
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    }
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    perror "Couldn't set target for $targetname, port is $serialport.";
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    return -1;
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}
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proc gdb_target_exec { } {
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    gdb_test "target exec" "No executable file now." "" ".*Kill it.*y or n.*" "y"
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}
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#
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# gdb_load -- load a file into the debugger.
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#             return a -1 if anything goes wrong.
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#
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proc gdb_load { arg } {
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    global verbose
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    global loadpath
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    global loadfile
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    global GDB
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    global gdb_prompt
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    global timeout
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    global last_gdb_file;
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    if { $arg == "" } {
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        if [info exists last_gdb_file] {
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            set arg $last_gdb_file;
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        } else {
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            send_gdb "info files\n";
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            gdb_expect 30 {
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                -re "Symbols from \"(\[^\"\]+)\"" {
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                    set arg $expect_out(1,string);
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                    exp_continue;
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                }
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                -re "Local exec file:\[\r\n\]+\[ \t\]*`(\[^'\]+)'," {
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                    set arg $expect_out(1,string);
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                    exp_continue;
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                }
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                -re "$gdb_prompt $" { }
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            }
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        }
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    }
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    set last_gdb_file $arg;
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    for { set j 1; } { $j <= 2 } {incr j; } {
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        if [target_info exists gdb,use_standard_load] {
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            gdb_target_exec;
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            if ![target_info exists gdb,no_push_conn] {
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                remote_push_conn host;
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            }
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            set state [remote_ld target $arg];
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            if ![target_info exists gdb,no_push_conn] {
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                remote_close target;
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                remote_pop_conn host;
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            }
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            if { $state == "pass" } {
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                if [gdb_target_monitor $arg] { return -1; }
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                gdb_test "list main" ".*" ""
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                verbose "Loaded $arg into $GDB\n";
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                return 0;
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            }
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        } else {
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            if [gdb_target_monitor $arg] { return -1 }
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            if [is_remote host] {
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                # FIXME: Multiple downloads. bleah.
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                set farg [remote_download host $arg];
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            } else {
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                set farg $arg;
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            }
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            if { $arg != "" && [target_info exists gdb_sect_offset] } {
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                set textoff [target_info gdb_sect_offset];
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                send_gdb "sect .text $textoff\n";
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                gdb_expect 30 {
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                    -re "(0x\[0-9a-z]+) - 0x\[0-9a-z\]+ is \\.data" {
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                        set dataoff $expect_out(1,string);
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                        exp_continue;
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                    }
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                    -re "(0x\[0-9a-z\]+) - 0x\[0-9a-z\]+ is \\.bss" {
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                        set bssoff $expect_out(1,string);
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                        exp_continue;
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                    }
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                    -re "$gdb_prompt" { }
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                }
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                set dataoff [format 0x%x [expr $dataoff + $textoff]];
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                set bssoff [format 0x%x [expr $bssoff + $textoff]];
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                send_gdb "sect .data $dataoff\n";
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                gdb_expect 30 {
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                    -re "$gdb_prompt" { }
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                }
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                send_gdb "sect .bss $bssoff\n";
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                gdb_expect 30 {
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                    -re "$gdb_prompt" { }
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                }
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            }
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            verbose "Loading $farg"
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            if [target_info exists gdb_load_offset] {
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                set command "load $farg [target_info gdb_load_offset]\n";
206 
            } else {
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                set command "load $farg\n";
208 
            }
209 
            send_gdb $command;
210 
            gdb_expect 1600 {
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                -re "\[Ff\]ailed.*$gdb_prompt $" {
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                    verbose "load failed";
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                }
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                -re "Timeout reading from remote.*$gdb_prompt" {
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                }
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                -re "$gdb_prompt $" {
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                    verbose "Loaded $farg into $GDB\n"
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                    return 0;
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                }
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                timeout {
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                    if { $verbose > 1 } {
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                        perror "Timed out trying to load $farg."
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                    }
224 
                }
225 
            }
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        }
227 
 
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        # Make sure we don't have an open connection to the target.
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        gdb_target_exec;
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231 
        if { $j == 1 } {
232 
            if { ![reboot_target] } {
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                break;
234 
            }
235 
        }
236 
    }
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    perror "Couldn't load file into GDB.";
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    return -1;
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}

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