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 # puts "***** DID USE MONITOR ******"
  20
  21 #
  22 # gdb_target_cmd
  23 # Send gdb the "target" command
  24 #
  25 proc gdb_target_cmd { targetname serialport } {
  26     global gdb_prompt
  27
  28     for {set i 1} {$i <= 3} {incr i} {
  29         send_gdb "target $targetname $serialport\n"
  30         gdb_expect 60 {
  31             -re "A program is being debugged already.*ill it.*y or n. $" {
  32                 send_gdb "y\n";
  33                 exp_continue;
  34             }
  35             -re "Couldn't establish connection to remote.*$gdb_prompt" {
  36                 verbose "Connection failed";
  37             }
  38             -re "Remote MIPS debugging.*$gdb_prompt" {
  39                 verbose "Set target to $targetname";
  40                 return 0;
  41             }
  42             -re "Remote debugging using .*$serialport.*$gdb_prompt" {
  43                 verbose "Set target to $targetname";
  44                 return 0;
  45             }
  46             -re "Remote target $targetname connected to.*$gdb_prompt" {
  47                 verbose "Set target to $targetname";
  48                 return 0;
  49             }
  50             -re "Connected to.*$gdb_prompt" {
  51                 verbose "Set target to $targetname";
  52                 return 0;
  53             }
  54             -re "Ending remote.*$gdb_prompt" { }
  55             -re "Connection refused.*$gdb_prompt" {
  56                 verbose "Connection refused by remote target.  Pausing, and trying again."
  57                 sleep 30
  58                 continue
  59             }
  60             -re "Timeout reading from remote system.*$gdb_prompt" {
  61                 verbose "Got timeout error from gdb.";
  62             }
  63             timeout {
  64                 send_gdb "\ 3";
  65                 break
  66             }
  67         }
  68     }
  69 }
  70
  71
  72
  73 #
  74 # gdb_target_monitor
  75 # Set gdb to target the monitor
  76 #
  77 proc gdb_target_monitor { exec_file } {
  78     global gdb_prompt
  79     global exit_status
  80     global timeout
  81
  82     if [target_info exists gdb_protocol] {
  83         set targetname "[target_info gdb_protocol]"
  84     } else {
  85         perror "No protocol specified for [target_info name].";
  86         return -1;
  87     }
  88     if [target_info exists baud] {
  89         gdb_test "set remotebaud [target_info baud]" "" ""
  90     }
  91     if [target_info exists binarydownload] {
  92         gdb_test "set remotebinarydownload [target_info binarydownload]" "" ""
  93     }
  94     if { [ target_info exists disable_x_packet ] } {
  95         gdb_test "set remote X-packet disable" ""
  96     }
  97     if { [ target_info exists disable_z_packet ] } {
  98         gdb_test "set remote Z-packet disable" ""
  99     }
 100     if [target_info exists gdb_serial] {
 101        set serialport "[target_info gdb_serial]";
 102     } elseif [target_info exists netport] {
 103         set serialport "[target_info netport]"
 104     } else {
 105         set serialport "[target_info serial]"
 106     }
 107
 108     for {set j 1} {$j <= 2} {incr j} {
 109         if [gdb_file_cmd $exec_file] { return -1; }
 110
 111         gdb_target_cmd $targetname $serialport;
 112
 113         gdb_target_exec;
 114
 115         if { $j == 1 && ![reboot_target] } {
 116             break;
 117         }
 118     }
 119
 120     perror "Couldn't set target for $targetname, port is $serialport.";
 121     return -1;
 122 }
 123
 124 proc gdb_target_exec { } {
 125     gdb_test "target exec" "No executable file now." "" ".*Kill it.*y or n.*" "y"
 126
 127 }
 128 #
 129 # gdb_load -- load a file into the debugger.
 130 #             return a -1 if anything goes wrong.
 131 #
 132 proc gdb_load { arg } {
 133     global verbose
 134     global loadpath
 135     global loadfile
 136     global GDB
 137     global gdb_prompt
 138     global timeout
 139     global last_gdb_file;
 140
 141     if { $arg == "" } {
 142         if [info exists last_gdb_file] {
 143             set arg $last_gdb_file;
 144         } else {
 145             send_gdb "info files\n";
 146             gdb_expect 30 {
 147                 -re "Symbols from \"(\[^\"\]+)\"" {
 148                     set arg $expect_out(1,string);
 149                     exp_continue;
 150                 }
 151                 -re "Local exec file:\[\r\n\]+\[ \t\]*`(\[^'\]+)'," {
 152                     set arg $expect_out(1,string);
 153                     exp_continue;
 154                 }
 155                 -re "$gdb_prompt $" { }
 156             }
 157         }
 158     }
 159
 160     set last_gdb_file $arg;
 161
 162     for { set j 1; } { $j <= 2 } {incr j; } {
 163         if [target_info exists gdb,use_standard_load] {
 164             gdb_target_exec;
 165             if ![target_info exists gdb,no_push_conn] {
 166                 remote_push_conn host;
 167             }
 168             set state [remote_ld target $arg];
 169             if ![target_info exists gdb,no_push_conn] {
 170                 remote_close target;
 171                 remote_pop_conn host;
 172             }
 173             if { $state == "pass" } {
 174                 if [gdb_target_monitor $arg] { return -1; }
 175                 gdb_test "list main" ".*" ""
 176                 verbose "Loaded $arg into $GDB\n";
 177                 return 0;
 178             }
 179         } else {
 180
 181             if [gdb_target_monitor $arg] { return -1 }
 182
 183             if [is_remote host] {
 184                 # FIXME: Multiple downloads. bleah.
 185                 set farg [remote_download host $arg];
 186             } else {
 187                 set farg $arg;
 188             }
 189
 190             if { $arg != "" && [target_info exists gdb_sect_offset] } {
 191                 set textoff [target_info gdb_sect_offset];
 192                 send_gdb "sect .text $textoff\n";
 193                 gdb_expect 30 {
 194                     -re "(0x\[0-9a-z]+) - 0x\[0-9a-z\]+ is \\.data" {
 195                         set dataoff $expect_out(1,string);
 196                         exp_continue;
 197                     }
 198                     -re "(0x\[0-9a-z\]+) - 0x\[0-9a-z\]+ is \\.bss" {
 199                         set bssoff $expect_out(1,string);
 200                         exp_continue;
 201                     }
 202                     -re "$gdb_prompt" { }
 203                 }
 204                 set dataoff [format 0x%x [expr $dataoff + $textoff]];
 205                 set bssoff [format 0x%x [expr $bssoff + $textoff]];
 206                 send_gdb "sect .data $dataoff\n";
 207                 gdb_expect 30 {
 208                     -re "$gdb_prompt" { }
 209                 }
 210                 send_gdb "sect .bss $bssoff\n";
 211                 gdb_expect 30 {
 212                     -re "$gdb_prompt" { }
 213                 }
 214             }
 215
 216             verbose "Loading $farg"
 217             if [target_info exists gdb_load_offset] {
 218                 set command "load $farg [target_info gdb_load_offset]\n";
 219             } else {
 220                 set command "load $farg\n";
 221             }
 222             send_gdb $command;
 223             gdb_expect 1600 {
 224                 -re "\[Ff\]ailed.*$gdb_prompt $" {
 225                     verbose "load failed";
 226                 }
 227                 -re "Timeout reading from remote.*$gdb_prompt" {
 228                 }
 229                 -re "$gdb_prompt $" {
 230                     verbose "Loaded $farg into $GDB\n"
 231                     return 0;
 232                 }
 233                 timeout {
 234                     if { $verbose > 1 } {
 235                         perror "Timed out trying to load $farg."
 236                     }
 237                 }
 238             }
 239         }
 240
 241         # Make sure we don't have an open connection to the target.
 242         gdb_target_exec;
 243
 244         if { $j == 1 } {
 245             if { ![reboot_target] } {
 246                 break;
 247             }
 248         }
 249     }
 250     perror "Couldn't load file into GDB.";
 251     return -1;
 252 }