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Subversion Repositories openrisc_2011-10-31
[/] [openrisc/] [trunk/] [gnu-src/] [boards/] [or32-linux-sim.exp] - Rev 517
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#!/bin/bash
# Copyright (C) 2010 Embecosm Limited
# Contributor Jeremy Bennett <jeremy.bennett@embecosm.com>
# Contributor Joern Rennecke <joern.rennecke@embecosm.com>
# This file is a board description for testing OpenRISC with uClibc and
# Or1ksim running Linux.
# 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 3 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, see <http://www.gnu.org/licenses/>.
# -----------------------------------------------------------------------------
# For telnet targets we need to define some functions.
# -----------------------------------------------------------------------------
# Custom proc to close a telnet session
# @param[in] boardname The board being closed.
# -----------------------------------------------------------------------------
proc telnet_close {hostname} {
# Get the connected host name, if it exists (actually, we think this can
# never be set, but it is for consistency with telnet_open
if {[board_info $hostname exists name]} {
set connhost [board_info $hostname name]
} else {
set connhost $hostname
}
# Use the standard close proc from remote.exp
standard_close $hostname
}
# -----------------------------------------------------------------------------
# Custom proc to exec programs using telnet
# We seem to only pass in the first of the arguments supplied to the command.
# We seem to set the timeout to 30, no matter what. Not sure that is right
# here.
# @param[in] hostname The board we are telnetting to
# @param[in] cmd The command to run
# @param[in] args Arguments to the command
# @return A list of the return code (-1 on failure) and any error message.
# -----------------------------------------------------------------------------
proc telnet_exec {hostname cmd args} {
global timeout
global verbose
set output "(no output)"
verbose "Executing $hostname $cmd $args"
# Get the first argument, if any.
if { [llength $args] > 0 } {
set pargs [lindex $args 0];
} else {
set pargs ""
}
# Set the shell prompt
if [board_info $hostname exists shell_prompt] {
set shell_prompt [board_info $hostname shell_prompt]
}
if ![info exists shell_prompt] { # if no prompt, then set it to
something generic
set shell_prompt ".*> "
}
# Start a new telnet session if one doesn't already exist. If sucessful
# the fileid field associated with $hostname will be set to the spawn_id
# of the new telnet process.
if ![board_info $hostname exists fileid] {
if {[telnet_open $hostname] == -1} {
return [list -1
"telnet to $hostname failed for $cmd, couldn't begin telnet session"]
}
}
# Make the telnet session the current process.
set spawn_id [board_info $hostname fileid]
set old_timeout $timeout
set timeout 30
#Hit enter to make sure you get a shell prompt
send -- "\r"
expect {
# A prompt indicates the current session is alive
-re "$shell_prompt.*$" {
verbose "Got a prompt"
}
default {
# No response try closing the connection and reopening.
telnet_close $hostname
if {[telnet_open $hostname] != -1} {
verbose "started new telnet session, spawn_id is [board_info
$hostname fileid]"
send -- "\r"
exp_continue
} else {
set timeout $old_timeout
return [list -1 "telnet to $hostname failed for $cmd, couldn't get
a shell prompt"]
}
# I don't think we can get here. Comment out the old code and
# trigger an error
# send -- "\r"
# exp_continue
set timeout $old_timeout
error "Problem reconnecting to telnet."
}
}
# Restore timeout for commands. Not sure why we only use the first of the
# arguments.
set timeout $old_timeout
send "$cmd $pargs\r"
expect {
-re "$shell_prompt.*$" {
}
timeout {
if [info exists expect_out(buffer)] {
set execute_output_string $expect_out(buffer)
}
telnet_close $hostname
return [list -1 "telnet to $hostname for $cmd $pargs failed (timeout)"]
}
}
#Remove unnecessary strings from the output string
#If the file path contains any "+" signs, it will mess things up when $cmd
#is used as a regsub pattern (2 lines down), so we replace all "+"s with "."
regsub -all "\\+" $cmd "." cmd
regsub -all $cmd "$expect_out(buffer)" {} output
regsub $shell_prompt $output {} output
regsub -all "\[\r\n\]" $output {} output
#Check the return status. Use a short timeout for this.
set timeout 30
send -- "echo \$?\r"
expect -re "$shell_prompt.*$"
#Regsub the output to get the status number
regsub -all {echo \$\?} $expect_out(buffer) {} status
regsub $shell_prompt $status {} status
regsub -all "\[\r\n \]" $status {} status
#This probably isn't neccessary..
if {[regexp {[0123456789]+} $status] != 1} {
warning "status not a number, it is <$status>, setting it to 1"
set status 1
}
# Restore timeout
set timeout $old_timeout
if {$status == 0} {
return [list "0" "$output"]
} else {
return [list "1" "$output"]
}
}
# -----------------------------------------------------------------------------
# For FTP we need to redefine some existing functions to add additional
# features.
# -----------------------------------------------------------------------------
# Download LOCALFILE to HOST as REMOTEFILE by FTP
#
# This version takes a user specified timeout, which we need for our slow
# simulated connection.
# @param[in] host The host we are connected to.
# @param[in] localfile The local file to send
# @param[in] remotefile Name of file at remote end.
# -----------------------------------------------------------------------------
proc ftp_download {host localfile remotefile} {
set prompt "ftp>"
verbose "putting $localfile $remotefile"
if [board_info $host exists hostname] {
set remotehost [board_info $host hostname]
} else {
set remotehost $host
}
set spawn_id [ftp_open $host]
if {$spawn_id < 0} {
return ""
}
set loop 1
# JPB to set custom timeout (not marked global, so we don't need to save
# and restore)
if [board_info $host exists ftp_download_timeout] {
set timeout [board_info $host ftp_download_timeout]
verbose "FTP download timeout set to $timeout"
}
while {$loop} {
send -i $spawn_id "put $localfile $remotefile\n"
expect {
-i $spawn_id -re ".*Too many open files.*$prompt" {
ftp_close $host
}
-i $spawn_id -re ".*No such file or directory.*$prompt" {
set loop 0
set remotefile ""
}
-re "(^|\[\r\n\])150.*connection for (.*) \[(\]\[0-9.,\]+\\)\[\r\n\]" {
set remotefile $expect_out(2,string)
exp_continue
}
-i $spawn_id -re "(^|\[\r\n\])226.*$prompt" {
set loop 0
}
-i $spawn_id -re "Timeout.*$prompt" {
ftp_close $host
}
-i $spawn_id -re "(^|\[\r\n\])\[0-9\]\[0-9\]\[0-9\].*$prompt" {
set loop 0
set remotefile ""
}
-i $spawn_id default {
ftp_close $host
}
}
if {$loop} {
set spawn_id [ftp_open $host]
if {$spawn_id < 0} {
return ""
}
}
}
return $remotefile
}
# This is a list of toolchains that are supported on this board.
set_board_info target_install {or32-linux}
# No multilib options needed by default.
process_multilib_options ""
# Load the generic configuration for this board. This will define a basic set
# of routines needed by the tool to communicate with the board.
load_generic_config "unix"
# Set up remote target info. We select the IP address using an external
# program which knows about all available Linuxes.
set linux_hostname [exec [file dirname $env(DEJAGNU)]/get-ip.sh]
set_board_info hostname $linux_hostname
send_user "OR32 target hostname is $linux_hostname"
set_board_info username root
# Use the installed compilers to ensure we get search paths that will find
# uClibc.
send_user "set_board_info compiler /opt/or32-new/bin/or32-linux-gcc\n"
global GCC_UNDER_TEST
set GCC_UNDER_TEST "/opt/or32-new/bin/or32-linux-gcc"
global GXX_UNDER_TEST
set GXX_UNDER_TEST "/opt/or32-new/bin/or32-linux-g++"
set_board_info compiler /opt/or32-new/bin/or32-linux-gcc
set_board_info c++compiler /opt/or32-new/bin/or32-linux-g++
set target_alias "or32-linux"
set_board_info connect telnet
set_board_info shell_prompt "# "
set_board_info telnet_username "root"
set_board_info telnet_password ""
set_board_info file_transfer ftp
set_board_info ftp_username root
set_board_info ftp_password ""
set_board_info ftp_download_timeout 120
# Options for the simulator
# set cfg_file [lookfor_file ${srcdir} libgloss/or32/sim.cfg]
#set_board_info sim,options "-a \"-f ${cfg_file}\""
# We only support uClibc on this target. We assume that all multilib options
# have been specified before we get here.
#set_board_info compiler "[find_gcc]"
# We need to define the right flags if pthreads is to work.
# set_board_info cflags "-D_XOPEN_SOURCE=600"
# set_board_info cxxflags "-D_XOPEN_SOURCE=600"
# No linker script needed.
set_board_info ldscript ""
# This simulator isn't slow.
set_board_info slow_simulator 0
# Can't pass arguments to programs on this target..
set_board_info noargs 1
# Used by a few gcc.c-torture testcases to delimit how large the stack can
# be.
set_board_info gcc,stack_size 65536
# GDB options
# We can't do input in GDB (yet! HA!). It *will* do output, hurrah.
set_board_info gdb,noinferiorio 1
# Or pass arguments.
set_board_info gdb,noargs 1
set_board_info noargs 1
# And there's no support for signals.
set_board_info gdb,nosignals 1
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