127 lines
3.2 KiB
Text
127 lines
3.2 KiB
Text
# Copyright 1988, 1990, 1991, 1992, 1995, 1997, 2007, 2008
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# Free Software Foundation, Inc.
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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 3 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, see <http://www.gnu.org/licenses/>.
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# This file was written by Rob Savoye. (rob@cygnus.com)
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#
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# load support libraries
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#
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load_lib remote.exp
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load_lib gdb.exp
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set shell_prompt "->"
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set gdb_prompt "\\(vxgdb\\)"
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#
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# gdb_version -- extract and print the version number of gcc
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#
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proc gdb_version {} {
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default_gdb_version
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}
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#
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# gdb_load -- load a file into the debugger.
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# We have to stop and start gdb each time we do this, because when
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# vxgdb loads two files in a row, the symbols in the first file loaded
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# take precedence. Returns -1 on error, else 0.
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#
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proc gdb_load { arg } {
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set result 0
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if { [remote_ld target $arg] != 0 } {
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perror "Couldn't load $arg"
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return -1
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}
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return [gdb_file_cmd $arg]
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}
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#
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# gdb_start -- start gdb running
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#
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proc gdb_start { } {
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global gdb_prompt
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global verbose
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global connectmode
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global reboot
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# get a connection to the board
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for { set x 0; } { $x < 3 } { incr x } {
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set shell_id [remote_open target]
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if { $shell_id > 0 } {
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verbose "Spawn id for remote shell is $shell_id"
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set timeout 10
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verbose "Timeout is now $timeout seconds" 2
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set state [spawn_vxgdb];
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if { $state == "pass" } {
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return 0;
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}
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if { $state == "fail" } {
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return -1;
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}
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}
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remote_reboot target;
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}
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}
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proc spawn_vxgdb { } {
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global gdb_prompt
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default_gdb_start
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# set the default arguments to "main", so that "run" with no
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# arguments will work correctly.
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send_gdb "set args main\n"
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gdb_expect -re ".*$gdb_prompt $" {}
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verbose "Setting up target, Please wait..."
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# set targets hostname
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send_gdb "target vxworks [target_info hostname]\n"
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set timeout 60
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verbose "Timeout is now $timeout seconds" 2
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gdb_expect {
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-re "Done\..*$gdb_prompt $" {
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verbose "Set target to [target_info hostname]" 1
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set timeout 10;
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return "pass";
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}
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-re "net_connect: RPC: (Program not registered|.*Timed out).*$" {
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warning "Couldn't set GDB to target [target_info netport]."
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}
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timeout {
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warning "Couldn't set target for vxworks."
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}
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}
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return "retry";
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}
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proc gdb_exit { } {
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remote_close target;
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catch default_gdb_exit
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}
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#expect_after {
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# "<return>" { send "\n"; perror "Window too small." }
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# -re "\(y or n\) " { send "n\n"; perror "Got interactive prompt." }
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# buffer_full { perror "internal buffer is full." }
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# eof { perror "eof -- pty is hosed." }
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# timeout { perror "timeout." }
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# "virtual memory exhausted" { perror "virtual memory exhausted." }
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# "Undefined command" { perror "send string probably wrong." }
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#}
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