gdb/testsuite/config/monitor.exp

   1 # Test Framework Driver for GDB driving a ROM monitor (via monitor.c).
   2 #   Copyright 1995, 1997 Free Software Foundation, Inc.
   3 #
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 2 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program; if not, write to the Free Software
  16 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17
  18 load_lib gdb.exp
  19
  20 #
  21 # gdb_target_monitor
  22 # Set gdb to target the monitor
  23 #
  24 proc gdb_target_monitor { exec_file } {
  25     global gdb_prompt
  26     global exit_status
  27     global timeout
  28
  29     if [target_info exists gdb_protocol] {
  30         set targetname "[target_info gdb_protocol]"
  31     } else {
  32         perror "No protocol specified for [target_info name].";
  33         return -1;
  34     }
  35     if [target_info exists baud] {
  36         gdb_test "set remotebaud [target_info baud]" "" ""
  37     }
  38     if [target_info exists gdb_serial] {
  39        set serialport "[target_info gdb_serial]";
  40     } elseif [target_info exists netport] {
  41         set serialport "[target_info netport]"
  42     } else {
  43         set serialport "[target_info serial]"
  44     }
  45
  46     for {set j 1} {$j <= 2} {incr j} {
  47         if [gdb_file_cmd $exec_file] { return -1; }
  48
  49         for {set i 1} {$i <= 3} {incr i} {
  50             send_gdb "target $targetname $serialport\n"
  51             gdb_expect 60 {
  52                 -re "A program is being debugged already.*ill it.*y or n. $" {
  53                     send_gdb "y\n";
  54                     exp_continue;
  55                 }
  56                 -re "Couldn't establish connection to remote.*$gdb_prompt" {
  57                     verbose "Connection failed";
  58                 }
  59                 -re "Remote MIPS debugging.*$gdb_prompt" {
  60                     verbose "Set target to $targetname";
  61                     return 0;
  62                 }
  63                 -re "Remote debugging using .*$serialport.*$gdb_prompt" {
  64                     verbose "Set target to $targetname";
  65                     return 0;
  66                 }
  67                 -re "Remote target $targetname connected to.*$gdb_prompt" {
  68                     verbose "Set target to $targetname";
  69                     return 0;
  70                 }
  71                 -re "Connected to.*$gdb_prompt" {
  72                     verbose "Set target to $targetname";
  73                     return 0;
  74                 }
  75                 -re "Ending remote.*$gdb_prompt" { }
  76                 -re "Connection refused.*$gdb_prompt" {
  77                     verbose "Connection refused by remote target.  Pausing, and trying again."
  78                     sleep 30
  79                     continue
  80                 }
  81                 -re "Timeout reading from remote system.*$gdb_prompt" {
  82                     verbose "Got timeout error from gdb.";
  83                 }
  84                 timeout {
  85                     send_gdb "\ 3";
  86                     break
  87                 }
  88             }
  89         }
  90
  91         gdb_target_exec;
  92
  93         if { $j == 1 && ![reboot_target] } {
  94             break;
  95         }
  96     }
  97
  98     perror "Couldn't set target for $targetname, port is $serialport.";
  99     return -1;
 100 }
 101
 102 proc gdb_target_exec { } {
 103     gdb_test "target exec" "No executable file now." "" ".*Kill it.*y or n.*" "y"
 104
 105 }
 106 #
 107 # gdb_load -- load a file into the debugger.
 108 #             return a -1 if anything goes wrong.
 109 #
 110 proc gdb_load { arg } {
 111     global verbose
 112     global loadpath
 113     global loadfile
 114     global GDB
 115     global gdb_prompt
 116     global timeout
 117     global last_gdb_file;
 118
 119     if { $arg == "" } {
 120         if [info exists last_gdb_file] {
 121             set arg $last_gdb_file;
 122         } else {
 123             send_gdb "info files\n";
 124             gdb_expect 30 {
 125                 -re "Symbols from \"(\[^\"\]+)\"" {
 126                     set arg $expect_out(1,string);
 127                     exp_continue;
 128                 }
 129                 -re "Local exec file:\[\r\n\]+\[ \t\]*`(\[^'\]+)'," {
 130                     set arg $expect_out(1,string);
 131                     exp_continue;
 132                 }
 133                 -re "$gdb_prompt $" { }
 134             }
 135         }
 136     }
 137
 138     set last_gdb_file $arg;
 139
 140     for { set j 1; } { $j <= 2 } {incr j; } {
 141         if [target_info exists gdb,use_standard_load] {
 142             gdb_target_exec;
 143             if ![target_info exists gdb,no_push_conn] {
 144                 remote_push_conn host;
 145             }
 146             set state [remote_ld target $arg];
 147             if ![target_info exists gdb,no_push_conn] {
 148                 remote_close target;
 149                 remote_pop_conn host;
 150             }
 151             if { $state == "pass" } {
 152                 if [gdb_target_monitor $arg] { return -1; }
 153                 gdb_test "list main" ".*" ""
 154                 verbose "Loaded $arg into $GDB\n";
 155                 return 0;
 156             }
 157         } else {
 158
 159             if [gdb_target_monitor $arg] { return -1 }
 160
 161             if [is_remote host] {
 162                 # FIXME: Multiple downloads. bleah.
 163                 set farg [remote_download host $arg];
 164             } else {
 165                 set farg $arg;
 166             }
 167
 168             if { $arg != "" && [target_info exists gdb_sect_offset] } {
 169                 set textoff [target_info gdb_sect_offset];
 170                 send_gdb "sect .text $textoff\n";
 171                 gdb_expect 30 {
 172                     -re "(0x\[0-9a-z]+) - 0x\[0-9a-z\]+ is \\.data" {
 173                         set dataoff $expect_out(1,string);
 174                         exp_continue;
 175                     }
 176                     -re "(0x\[0-9a-z\]+) - 0x\[0-9a-z\]+ is \\.bss" {
 177                         set bssoff $expect_out(1,string);
 178                         exp_continue;
 179                     }
 180                     -re "$gdb_prompt" { }
 181                 }
 182                 set dataoff [format 0x%x [expr $dataoff + $textoff]];
 183                 set bssoff [format 0x%x [expr $bssoff + $textoff]];
 184                 send_gdb "sect .data $dataoff\n";
 185                 gdb_expect 30 {
 186                     -re "$gdb_prompt" { }
 187                 }
 188                 send_gdb "sect .bss $bssoff\n";
 189                 gdb_expect 30 {
 190                     -re "$gdb_prompt" { }
 191                 }
 192             }
 193
 194             verbose "Loading $farg"
 195             if [target_info exists gdb_load_offset] {
 196                 set command "load $farg [target_info gdb_load_offset]\n";
 197             } else {
 198                 set command "load $farg\n";
 199             }
 200             send_gdb $command;
 201             gdb_expect 1600 {
 202                 -re "\[Ff\]ailed.*$gdb_prompt $" {
 203                     verbose "load failed";
 204                 }
 205                 -re "Timeout reading from remote.*$gdb_prompt" {
 206                 }
 207                 -re "$gdb_prompt $" {
 208                     verbose "Loaded $farg into $GDB\n"
 209                     return 0;
 210                 }
 211                 timeout {
 212                     if { $verbose > 1 } {
 213                         perror "Timed out trying to load $farg."
 214                     }
 215                 }
 216             }
 217         }
 218
 219         # Make sure we don't have an open connection to the target.
 220         gdb_target_exec;
 221
 222         if { $j == 1 } {
 223             if { ![reboot_target] } {
 224                 break;
 225             }
 226         }
 227     }
 228     perror "Couldn't load file into GDB.";
 229     return -1;
 230 }