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| 1 # Copyright 2011-2012 Free Software Foundation, Inc. |
| 2 |
| 3 # This program is free software; you can redistribute it and/or modify |
| 4 # it under the terms of the GNU General Public License as published by |
| 5 # the Free Software Foundation; either version 3 of the License, or |
| 6 # (at your option) any later version. |
| 7 # |
| 8 # This program is distributed in the hope that it will be useful, |
| 9 # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 # GNU General Public License for more details. |
| 12 # |
| 13 # You should have received a copy of the GNU General Public License |
| 14 # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 15 |
| 16 # This file is a dejagnu "board file" and is used to run the testsuite |
| 17 # natively with gdbserver using stdio for comms. |
| 18 # |
| 19 # To use this file: |
| 20 # bash$ touch ${my_dejagnu_dir}/my-dejagnu.exp |
| 21 # bash$ export DEJAGNU=${my_dejagnu_dir}/my-dejagnu.exp |
| 22 # bash$ mkdir ${my_dejagnu_dir}/boards |
| 23 # bash$ cp ${src_dir}/gdb/testsuite/boards/native-stdio-gdbserver.exp \ |
| 24 # ${my_dejagnu_dir}/boards |
| 25 # bash$ cd ${build_dir}/gdb |
| 26 # bash$ make check RUNTESTFLAGS="--target_board=native-stdio-gdbserver" |
| 27 |
| 28 load_generic_config "gdbserver" |
| 29 process_multilib_options "" |
| 30 |
| 31 # The default compiler for this target. |
| 32 set_board_info compiler "[find_gcc]" |
| 33 |
| 34 # This gdbserver can only run a process once per session. |
| 35 set_board_info gdb,do_reload_on_run 1 |
| 36 |
| 37 # There's no support for argument-passing (yet). |
| 38 set_board_info noargs 1 |
| 39 |
| 40 # Can't do input (or output) in the current gdbserver. |
| 41 set_board_info gdb,noinferiorio 1 |
| 42 |
| 43 # gdbserver does not intercept target file operations and perform them |
| 44 # on the host. |
| 45 set_board_info gdb,nofileio 1 |
| 46 |
| 47 # Hack into sockethost to pass our peculiar remote connection string. |
| 48 set_board_info sockethost "stdio" |
| 49 set_board_info gdb,socketport "" |
| 50 set_board_info gdb,get_remote_address ${board}_get_remote_address |
| 51 set_board_info use_gdb_stub 1 |
| 52 |
| 53 # We will be using the standard GDB remote protocol. |
| 54 set_board_info gdb_protocol "remote" |
| 55 # Test the copy of gdbserver in the build directory. |
| 56 set_board_info gdb_server_prog "../gdbserver/gdbserver" |
| 57 |
| 58 # The argument to pass to "target remote". |
| 59 # We build this once we know how the testsuite will start gdbserver. |
| 60 set stdio_gdbserver_template "| @GDBSERVER_PROG@ @ARGS@ stdio @PROG_AND_ARGS@" |
| 61 |
| 62 # Used to pass a value between ${board}_spawn and ${board}_get_remote_address. |
| 63 set stdio_gdbserver_command "--unset--" |
| 64 |
| 65 proc ${board}_get_remote_address { host port } { |
| 66 global stdio_gdbserver_command |
| 67 return $stdio_gdbserver_command |
| 68 } |
| 69 |
| 70 proc ${board}_build_remote_cmd { cmd } { |
| 71 global stdio_gdbserver_template |
| 72 |
| 73 # First parse $cmd, picking out the various pieces. |
| 74 set gdbserver_prog [lindex $cmd 0] |
| 75 set args "" |
| 76 set len [llength $cmd] |
| 77 |
| 78 for { set i 1 } { $i < $len } { incr i } { |
| 79 set elm [lindex $cmd $i] |
| 80 switch $elm { |
| 81 --multi { |
| 82 set args "$args $elm" |
| 83 } |
| 84 --once { |
| 85 set args "$args $elm" |
| 86 } |
| 87 default { |
| 88 break |
| 89 } |
| 90 } |
| 91 } |
| 92 |
| 93 set prog_and_args [lrange $cmd $i end] |
| 94 |
| 95 set buf $stdio_gdbserver_template |
| 96 |
| 97 regsub {@GDBSERVER_PROG@} $buf $gdbserver_prog buf |
| 98 regsub {@ARGS@} $buf $args buf |
| 99 regsub {@PROG_AND_ARGS@} $buf $prog_and_args buf |
| 100 |
| 101 return $buf |
| 102 } |
| 103 |
| 104 proc ${board}_spawn { board cmd } { |
| 105 global board_info |
| 106 |
| 107 verbose -log "${board}_spawn: $board $cmd" |
| 108 |
| 109 # Convert the command to start gdbserver to something to pass to |
| 110 # "target remote | ..." and save it for later retrieval by |
| 111 # ${board}_get_remote_address. |
| 112 global stdio_gdbserver_command |
| 113 set stdio_gdbserver_command [${board}_build_remote_cmd $cmd] |
| 114 verbose -log "gdbserver_command: $stdio_gdbserver_command" |
| 115 |
| 116 set baseboard [lindex [split $board "/"] 0] |
| 117 |
| 118 # We don't spawn gdbserver here, that is done by the subsequent |
| 119 # "target remote | ..." command. |
| 120 set board_info($baseboard,isremote) 0 |
| 121 # Pretend as if we've started gdbserver, provide the test harness |
| 122 # with what it's waiting for. |
| 123 set result [remote_spawn $board "echo Listening on stdio"] |
| 124 set board_info($baseboard,isremote) 1 |
| 125 |
| 126 return $result |
| 127 } |
| 128 |
| 129 proc ${board}_exec { hostname program args } { |
| 130 global board_info |
| 131 |
| 132 set baseboard [lindex [split $hostname "/"] 0] |
| 133 |
| 134 set board_info($baseboard,isremote) 0 |
| 135 set result [remote_exec $hostname $program $args] |
| 136 set board_info($baseboard,isremote) 1 |
| 137 |
| 138 return $result |
| 139 } |
| 140 |
| 141 proc ${board}_download { board host dest } { |
| 142 return $host |
| 143 } |
| 144 |
| 145 proc ${board}_file { dest op args } { |
| 146 if { $op == "delete" } { |
| 147 return 0 |
| 148 } |
| 149 return [eval [list standard_file $dest $op] $args] |
| 150 } |
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