OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-old/] [gdb-6.8/] [gdb/] [testsuite/] [config/] [sid.exp] - Blame information for rev 157

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 24 jeremybenn
# Test Framework Driver for GDB driving an external simulator
2
#   Copyright 1999, 2001, 2007, 2008 Free Software Foundation, Inc.
3
#
4
# This program is free software; you can redistribute it and/or modify
5
# it under the terms of the GNU General Public License as published by
6
# the Free Software Foundation; either version 3 of the License, or
7
# (at your option) any later version.
8
#
9
# This program is distributed in the hope that it will be useful,
10
# but WITHOUT ANY WARRANTY; without even the implied warranty of
11
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12
# GNU General Public License for more details.
13
#
14
# You should have received a copy of the GNU General Public License
15
# along with this program.  If not, see .
16
 
17
load_lib gdb.exp
18
 
19
proc sid_start {} {
20
    global verbose
21
 
22
    set port [lindex [split [target_info netport] ":"] 1]
23
 
24
    # Set a default endianness
25
    case [target_info multilib_flags] in {
26
        { *big-endian* *-EB* *-meb* } { set sidendian "-EB" }
27
        { *little-endian* *-EL* *-mel* } { set sidendian "-EL" }
28
        default {
29
            if {[target_info exists sim,defaultendian]} then {
30
                set sidendian [target_info sim,defaultendian]
31
            } else {
32
                # rely on endianness settings in sid configuration defaults
33
                set sidendian ""
34
            }
35
        }
36
    }
37
    case $sidendian in {
38
        { -EB } { set sidendian2 {-e "set cpu endian big"} }
39
        { -EL } { set sidendian2 {-e "set cpu endian little"} }
40
        default { set sidendian2 {} }
41
    }
42
 
43
    # test to see whether to use use sid in build or install tree
44
    set use_build_tree [file exists ../../sid]
45
 
46
    if {$use_build_tree} then {
47
        set pre_spawn {
48
            global env
49
            set env(SID_LIBRARY_PATH) [join [glob "../../sid/component/*"] ":"]
50
            set env(SID) "../../sid/main/dynamic/sid"
51
            if {! [file exists $env(SID)]} then { error "Cannot find sid in build tree" }
52
        }
53
        if { [board_info target sim,protocol] == "sid" } {
54
            set spawncmd "[target_info sim] [target_info sim,options] $sidendian2 -e \"set cpu-gdb-socket sockaddr-local 0.0.0.0:$port\""
55
        } elseif { [board_info target sim,protocol] == "rawsid" } {
56
            set spawncmd "[target_info sim] [target_info sim,options] -$sidendian --gdb=$port"
57
        } else {
58
            set spawncmd "../../sid/bsp/[target_info sim] $sidendian --gdb=$port [target_info sim,options]"
59
        }
60
        set post_spawn {
61
            global env
62
            unset env(SID_LIBRARY_PATH)
63
            unset env(SID)
64
        }
65
    } else {
66
        set pre_spawn {}
67
        if { [board_info target sim,protocol] == "sid" } {
68
            # FIXME: sim,options may be from the build tree, should find
69
            # it in the install tree.
70
            set spawncmd "sid [target_info sim,options] $sidendian2 -e \"set cpu-gdb-socket sockaddr-local 0.0.0.0:$port\""
71
        } elseif { [board_info target sim,protocol] == "rawsid" } {
72
            set spawncmd "[target_info sim] [target_info sim,options] -$sidendian --gdb=$port"
73
        } else {
74
            set spawncmd "[target_info sim] $sidendian --gdb=$port [target_info sim,options]"
75
        }
76
        set post_spawn {}
77
    }
78
 
79
    eval $pre_spawn
80
    if {[catch [list remote_spawn host $spawncmd] msg]} {
81
        perror $msg
82
        exit 1
83
    }
84
    eval $post_spawn
85
 
86
    # Don't do the following any more; it breaks with "runtest ... < /dev/null"
87
#    expect_background {
88
#       -re \[^\n\]*\n {
89
#           regsub "\n" $expect_out(buffer) {} msg
90
#           verbose "SID: $msg" 2
91
#       }
92
#    }
93
 
94
    # There should be no need to sleep to give SID time to start;
95
    # GDB would wait for a fair while for the stub to respond.
96
    sleep 4
97
 
98
    if ![target_info exists gdb,no_push_conn] {
99
        remote_push_conn host;
100
    }
101
}
102
 
103
#
104
# Handle GDB talking to SID
105
#
106
 
107
proc gdb_start {} {
108
    sid_start
109
    return [default_gdb_start]
110
}
111
 
112
proc sid_exit {} {
113
    if ![target_info exists gdb,no_push_conn] {
114
        remote_close host;
115
        remote_pop_conn host;
116
    }
117
}
118
 
119
proc gdb_exit {} {
120
    set result [default_gdb_exit]
121
    sid_exit
122
    return $result
123
}
124
 
125
#
126
# gdb_target_sid
127
# Set gdb to target the simulator
128
#
129
proc send_target_sid { } {
130
    # wait a little while, giving sid time to shut down & restart its
131
    # gdb socket
132
    sleep 4
133
    send_gdb "target [target_info gdb_protocol] [target_info netport]\n"
134
}
135
 
136
proc gdb_target_sid { } {
137
    global gdb_prompt
138
    global exit_status
139
 
140
    send_target_sid
141
 
142
    global timeout
143
    set prev_timeout $timeout
144
    set timeout 60
145
    verbose "Timeout is now $timeout seconds" 2
146
    gdb_expect {
147
        -re ".*\[Ee\]rror.*$gdb_prompt $" {
148
            perror "Couldn't set target for remote simulator."
149
            cleanup
150
            gdb_exit
151
        }
152
        -re "Remote debugging using.*$gdb_prompt"       {
153
            verbose "Set target to sid"
154
        }
155
        timeout {
156
            perror "Couldn't set target for remote simulator."
157
            cleanup
158
            gdb_exit
159
        }
160
    }
161
    set timeout $prev_timeout
162
    verbose "Timeout is now $timeout seconds" 2
163
}
164
 
165
#
166
# gdb_load -- load a file into the debugger.
167
#             return a -1 if anything goes wrong.
168
#
169
proc gdb_load { arg } {
170
    global verbose
171
    global loadpath
172
    global loadfile
173
    global GDB
174
    global gdb_prompt
175
    global retval
176
 
177
    if { $arg != "" } {
178
        if [gdb_file_cmd $arg] then { return -1 }
179
    }
180
 
181
    gdb_target_sid
182
 
183
    send_gdb "load\n"
184
    global timeout
185
    set prev_timeout $timeout
186
    set timeout 2400
187
    verbose "Timeout is now $timeout seconds" 2
188
    gdb_expect {
189
        -re ".*\[Ee\]rror.*$gdb_prompt $" {
190
            if $verbose>1 then {
191
                perror "Error during download."
192
            }
193
            set retval -1;
194
        }
195
        -re ".*$gdb_prompt $" {
196
            if $verbose>1 then {
197
                send_user "Loaded $arg into $GDB\n"
198
            }
199
            set retval 0;
200
        }
201
        -re "$gdb_prompt $"     {
202
            if $verbose>1 then {
203
                perror "GDB couldn't load."
204
            }
205
            set retval -1;
206
        }
207
        timeout {
208
            if $verbose>1 then {
209
                perror "Timed out trying to load $arg."
210
            }
211
            set retval -1;
212
        }
213
    }
214
    set timeout $prev_timeout
215
    verbose "Timeout is now $timeout seconds" 2
216
    return $retval;
217
}

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.