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Diffstat (limited to 'lib/xsh.exp')
| -rw-r--r-- | lib/xsh.exp | 322 |
1 files changed, 322 insertions, 0 deletions
diff --git a/lib/xsh.exp b/lib/xsh.exp new file mode 100644 index 0000000..694241d --- /dev/null +++ b/lib/xsh.exp @@ -0,0 +1,322 @@ +# Copyright (C) 92, 93, 94, 95, 96, 97, 98, 1999 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + +# Please email any bugs, comments, and/or additions to this file to: +# bug-dejagnu@prep.ai.mit.edu + +# This file was written by Rob Savoye. (rob@cygnus.com) + +# +# Connect to Spectra (VTRX) using xsh +# +proc xsh_open { hostname } { + global hex + global target_triplet + global xsh_shell_prompt + global board_info + + if [board_info $hostname exists fileid] { + unset board_info($hostname,fileid); + } + + if ![board_info $hostname exists spectra] { + perror "No spectra directory for $hostname"; + return -1; + } else { + set spectra [board_info $hostname spectra]; + } + + if ![board_info $hostname exists xsh_shell_prompt] { + set xsh_shell_prompt ".*> " + } else { + set xsh_shell_prompt [board_info $hostname shell_prompt]; + } + + set retries 0 + set result 0 + if ![board_info $hostname exists xsh_prog] { + set xsh xsh; + } else { + set xsh [board_info $hostname xsh_prog]; + } + + if {[which $xsh] != 0} { + spawn $xsh + } else { + warning "Can't find xsh in path" + return -1 + } + + set shell_id $spawn_id + + # start the shell + expect { + "*Spectra Cross-Development Shell version*$xsh_shell_prompt" { + verbose "Got prompt" + set result 0 + } + timeout { + warning "Timed out trying to connect." + set result -1 + incr retries + if { $retries <= 2 } { + exp_continue + } + } + } + + # connect to the shell + set retries 0 + send "connect $hostname\n" + expect { + "connect $hostname*$hostname connected \(non-os mode\)*\n" { + set xsh_shell_prompt "$hostname> " + verbose "Connected to $hostname" + } + "*connect: not attached*" { + warning "Couldn't attach target" + set result -1 + } + -re ".* reset on target.*$" { + send_user "Spectra was reset\n" + exp_continue + } + -re "\[0-9A-Fa-f\]+\[ 0x\]+\[0-9A-Fa-f\]+.*$" { + exp_continue + } + "$hostname> " { + #send "\n" + } + timeout { + warning "Timed out trying to connect after $expect_out(seconds) seconds." + set result -1 + incr retries + if { $retries <= 2 } { + exp_continue + } + } + } + + send "\n\n\n" + expect { + "*$hostname*$hostname" { + verbose "Cleared reset messages" 1 + } + timeout { + warning "Couldn't clear reset messages" + set result 1 + } + } + + set board_info($hostname,fileid) $spawn_id; + # load to operating system + set timeout 20 + set retries 0 + if {[xsh_download $hostname $spectra/${target_triplet}-os.o "" {-e sys_start_crt0}]!=0} { + perror "Couldn't load Spectra into target" + return -1 + } + + set timeout 10 + # start the OS running + set retries 0 + send "go\n" + expect { + -re ".*Multithreading on target darkstar.*$" { + verbose "Spectra has been started..." 1 + set result 0 + } + -re ".*reset on target.*$" { + verbose "Spectra was reset" + exp_continue + } + -re "\[0-9A-Fa-f\]+\[ 0x\]+\[0-9A-Fa-f\]+.*$" { + #send "\n" + exp_continue + } + -re "go\n" { exp_continue } + "$xsh_shell_prompt" { exp_continue } + timeout { + perror "Spectra wouldn't start" + set result -1 + incr retries + if { $retries <= 2 } { + send "go\r" + exp_continue + } + } + } + + if { $result < 0 } { + perror "Couldn't connect after $retries retries.\n" + return -1 + } else { + set board_info($hostname,fileid) $spawn_id; + return $spawn_id + } +} + +# +# Download an executable using the load command in Spectra. +# arg[0] - is a full path name to the file to download. +# arg[1] - optional arguments to the load command. +# returns 1 if a spectra error occured, +# -1 if an internal error occured, +# 0 otherwise. +# +proc xsh_download { dest file destfile args } { + global verbose + global shell_id + global decimal + global hex + global expect_out + global board_info + + set result 1 + set retries 0 + set shell_id [board_info $dest fileid]; + + if { [llength $args] > 1 } { + set opts [lindex $args 1] + } else { + set opts "" + } + + if { [llength $args] > 0 } { + set destfile [lindex $args 0] + } + + if ![file exists $file] { + perror "$file doesn't exist." + return 1 + } + + verbose "Downloading $file..." + + send -i $shell_id "load $opts $file\r" + set force 0 + expect { + -i $shell_id -re "\[0-9A-Fa-f\]+\[ 0x\]+\[0-9A-Fa-f\]+\r\n" { + set timeout 1 + send "dout\n" + while $force<2 { + expect { + "dout*undefined kernel symbol*$xsh_shell_prompt" { + verbose "Attempted to flush I/O buffers" 1 + } + timout { + incr force + flush stdout + } + } + } + set timeout 20 + exp_continue + } + -i $shell_id "load $opts $file*\r" { + verbose "Loading a.out..." + exp_continue + } + -i $shell_id "Warm reset on target*\n" { + verbose "Spectra did a warm reset" + exp_continue + } + -i $shell_id "Cold reset on target*\n" { + verbose "Spectra did a cold reset" + exp_continue + } + -i $shell_id "loading a.out*\r" { + verbose "Loading a.out..." + exp_continue + } + -i $shell_id "reading symbols*\r" { + verbose "Reading symbols..." + exp_continue + } + -i $shell_id "defining symbols*\r" { + verbose "defining symbols..." + exp_continue + } + -i $shell_id "*loading image*\r" { + verbose "Loading image..." + exp_continue + } + -i $shell_id -re ".*bytes loaded:.*$decimal.*$" { + verbose "$expect_out(buffer)" + exp_continue + } + -i $shell_id "*loading done*\r" { + verbose "Loading done..." + exp_continue + } + -i $shell_id "*setting PC*\r" { + verbose "Setting PC..." + exp_continue + } + -i $shell_id "*resolving symbols*\r" { + verbose "Resolving symbols..." + exp_continue + } + -i $shell_id -re ".*load module id = $decimal.*$" { + verbose "" + } + -i $shell_id -re ".*load: undefined symbols.*$" { + perror "undefined symbols, make sure os is loaded and running" + set result -1 + } + -i $shell_id "$xsh_shell_prompt" { + set result 0 + exp_continue + } + -i $shell_id "load: no default target" { + perror "default target isn't set" + return -1 + } + -i $shell_id timeout { + perror "Timed out trying to download after $expect_out(seconds) seconds." + incr retries + set result 1 + if { $retries <= 2 } { + exp_continue + } + } + } + + set timeout 10 + if [info exists expect_out(buffer)] { + send_log $expect_out(buffer) + } + set board_info($hostname,fileid) $shell_id + return $result +} + +# +# Exit the remote shell +# +proc xsh_close { hostname } { + global board_info + + if ![board_info $hostname exists fileid] { + return; + } + + set shell_id [board_info ${hostname} fileid]; + send -i $shell_id "exit\n" + unset board_info(${hostname},fileid); + + verbose "Exiting shell." + return 0 +} |