gdb/testsuite/config/monitor.exp

   1 # Test Framework Driver for GDB driving a ROM monitor (via monitor.c).
   2 #   Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2007, 2008
   3 #   Free Software Foundation, Inc.
   4 #
   5 # This program is free software; you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation; either version 3 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  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     return 1
  70 }
  71
  72
  73
  74 #
  75 # gdb_target_monitor
  76 # Set gdb to target the monitor
  77 #
  78 proc gdb_target_monitor { exec_file } {
  79     global gdb_prompt
  80     global exit_status
  81     global timeout
  82
  83     if [target_info exists gdb_protocol] {
  84         set targetname "[target_info gdb_protocol]"
  85     } else {
  86         perror "No protocol specified for [target_info name].";
  87         return -1;
  88     }
  89     if [target_info exists baud] {
  90         gdb_test "set remotebaud [target_info baud]" "" ""
  91     }
  92     if [target_info exists binarydownload] {
  93         gdb_test "set remotebinarydownload [target_info binarydownload]" "" ""
  94     }
  95     if { [ target_info exists disable_x_packet ] } {
  96         gdb_test "set remote X-packet disable" ""
  97     }
  98     if { [ target_info exists disable_z_packet ] } {
  99         gdb_test "set remote Z-packet disable" ""
 100     }
 101     if [target_info exists gdb_serial] {
 102        set serialport "[target_info gdb_serial]";
 103     } elseif [target_info exists netport] {
 104         set serialport "[target_info netport]"
 105     } else {
 106         set serialport "[target_info serial]"
 107     }
 108
 109     for {set j 1} {$j <= 2} {incr j} {
 110         if [gdb_file_cmd $exec_file] { return -1; }
 111
 112         if ![gdb_target_cmd $targetname $serialport] { return 0; }
 113
 114         gdb_target_exec;
 115
 116         if { $j == 1 && ![reboot_target] } {
 117             break;
 118         }
 119     }
 120
 121     perror "Couldn't set target for $targetname, port is $serialport.";
 122     return -1;
 123 }
 124
 125 proc gdb_target_exec { } {
 126     gdb_test "target exec" "No executable file now." "" ".*Kill it.*y or n.*" "y"
 127
 128 }
 129 #
 130 # gdb_load -- load a file into the debugger.
 131 #             return a -1 if anything goes wrong.
 132 #
 133 proc gdb_load { arg } {
 134     global verbose
 135     global loadpath
 136     global loadfile
 137     global GDB
 138     global gdb_prompt
 139     global timeout
 140     global last_gdb_file;
 141
 142     if { $arg == "" } {
 143         if [info exists last_gdb_file] {
 144             set arg $last_gdb_file;
 145         } else {
 146             send_gdb "info files\n";
 147             gdb_expect 30 {
 148                 -re "Symbols from \"(\[^\"\]+)\"" {
 149                     set arg $expect_out(1,string);
 150                     exp_continue;
 151                 }
 152                 -re "Local exec file:\[\r\n\]+\[ \t\]*`(\[^'\]+)'," {
 153                     set arg $expect_out(1,string);
 154                     exp_continue;
 155                 }
 156                 -re "$gdb_prompt $" { }
 157             }
 158         }
 159     }
 160
 161     set last_gdb_file $arg;
 162
 163     for { set j 1; } { $j <= 2 } {incr j; } {
 164         if [target_info exists gdb,use_standard_load] {
 165             gdb_target_exec;
 166             if ![target_info exists gdb,no_push_conn] {
 167                 remote_push_conn host;
 168             }
 169             set state [remote_ld target $arg];
 170             if ![target_info exists gdb,no_push_conn] {
 171                 remote_close target;
 172                 remote_pop_conn host;
 173             }
 174             if { $state == "pass" } {
 175                 if [gdb_target_monitor $arg] { return -1; }
 176                 gdb_test "list main" ".*" ""
 177                 verbose "Loaded $arg into $GDB\n";
 178                 return 0;
 179             }
 180         } else {
 181
 182             if [gdb_target_monitor $arg] { return -1 }
 183
 184             if [is_remote host] {
 185                 # FIXME: Multiple downloads. bleah.
 186                 set farg [remote_download host $arg];
 187             } else {
 188                 set farg $arg;
 189             }
 190
 191             if { $arg != "" && [target_info exists gdb_sect_offset] } {
 192                 set textoff [target_info gdb_sect_offset];
 193                 send_gdb "sect .text $textoff\n";
 194                 gdb_expect 30 {
 195                     -re "(0x\[0-9a-z]+) - 0x\[0-9a-z\]+ is \\.data" {
 196                         set dataoff $expect_out(1,string);
 197                         exp_continue;
 198                     }
 199                     -re "(0x\[0-9a-z\]+) - 0x\[0-9a-z\]+ is \\.bss" {
 200                         set bssoff $expect_out(1,string);
 201                         exp_continue;
 202                     }
 203                     -re "$gdb_prompt" { }
 204                 }
 205                 set dataoff [format 0x%x [expr $dataoff + $textoff]];
 206                 set bssoff [format 0x%x [expr $bssoff + $textoff]];
 207                 send_gdb "sect .data $dataoff\n";
 208                 gdb_expect 30 {
 209                     -re "$gdb_prompt" { }
 210                 }
 211                 send_gdb "sect .bss $bssoff\n";
 212                 gdb_expect 30 {
 213                     -re "$gdb_prompt" { }
 214                 }
 215             }
 216
 217             verbose "Loading $farg"
 218             if [target_info exists gdb_load_offset] {
 219                 set command "load $farg [target_info gdb_load_offset]\n";
 220             } else {
 221                 set command "load $farg\n";
 222             }
 223             if [target_info exists gdb_load_timeout] {
 224                 set loadtimeout [target_info gdb_load_timeout]
 225             } else {
 226                 set loadtimeout 1600
 227             }
 228
 229             send_gdb $command;
 230             gdb_expect $loadtimeout {
 231                 -re "\[Ff\]ailed.*$gdb_prompt $" {
 232                     verbose "load failed";
 233                 }
 234                 -re "Timeout reading from remote.*$gdb_prompt" {
 235                 }
 236                 -re "$gdb_prompt $" {
 237                     verbose "Loaded $farg into $GDB\n"
 238                     return 0;
 239                 }
 240                 timeout {
 241                     if { $verbose > 1 } {
 242                         perror "Timed out trying to load $farg."
 243                     }
 244                 }
 245             }
 246         }
 247
 248         # Make sure we don't have an open connection to the target.
 249         gdb_target_exec;
 250
 251         if { $j == 1 } {
 252             if { ![reboot_target] } {
 253                 break;
 254             }
 255         }
 256     }
 257     perror "Couldn't load file into GDB.";
 258     return -1;
 259 }