gnu/dist/gdb6/gdb/testsuite/gdb.base/remote.exp

   1 # Copyright 1999, 2001, 2004 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 2 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, write to the Free Software
  15 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  16
  17 # Please email any bugs, comments, and/or additions to this file to:
  18 # bug-gdb@prep.ai.mit.edu
  19
  20 if $tracelevel then {
  21     strace $tracelevel
  22 }
  23
  24 set prms_id 0
  25 set bug_id 0
  26
  27
  28 # test only on a remote target board
  29 if {! [is_remote target]} {
  30     return
  31 }
  32
  33 set testfile "remote"
  34 set srcfile ${testfile}.c
  35 set binfile ${objdir}/${subdir}/${testfile}
  36
  37 gdb_start
  38
  39 set result [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}]
  40 if {$result != "" } then {
  41     gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
  42 }
  43
  44
  45 #
  46 # Part ONE: Check the down load commands
  47 #
  48
  49 gdb_test "show download-write-size" \
  50         "The write size used when downloading a program is 512." \
  51         "download limit default"
  52
  53 gdb_test "set download-write-size" "Argument required.*"
  54
  55 gdb_test "set download-write-size 0" ""
  56 gdb_test "show download-write-size" \
  57         "The write size used when downloading a program is unlimited." \
  58         "set download limit - unlimited"
  59
  60 gdb_test "show remote memory-write-packet-size" \
  61         "The memory-write-packet-size is 0. Packets are limited to \[0-9\]+ bytes." \
  62         "write-packet default"
  63
  64 gdb_test "set remote memory-write-packet-size" \
  65         "Argument required .integer, `fixed' or `limited'.\." \
  66         "set write-packet - NULL"
  67
  68 gdb_test "set remote memory-write-packet-size 16" ""
  69 gdb_test "show remote memory-write-packet-size" \
  70         "The memory-write-packet-size is 16. Packets are limited to 16 bytes." \
  71         "set write-packet - small"
  72
  73 gdb_test "set remote memory-write-packet-size 1" ""
  74 gdb_test "show remote memory-write-packet-size" \
  75         "The memory-write-packet-size is 1. Packets are limited to 16 bytes." \
  76         "set write-packet - very-small"
  77
  78 #
  79 # Part TWO: Check the download behavour
  80 #
  81
  82 proc gdb_load_timed {executable downloadsize class writesize} {
  83     global test gdb_prompt
  84     set test "timed download `[file tail $executable]' - $downloadsize, $class, $writesize"
  85
  86     if {$writesize != ""} then {
  87         gdb_test "set remote memory-write-packet-size $writesize" \
  88                 "" "$test - set packet size"
  89     }
  90
  91     if {$downloadsize != ""} then {
  92         gdb_test "set download-write-size $downloadsize" \
  93                 "" "$test - set download size"
  94     }
  95
  96     if {$downloadsize != ""} then {
  97         send_gdb "set remote memory-write-packet-size $class\n"
  98         gdb_expect 5 {
  99             -re ".*Change the packet size.*$" {
 100                 send_gdb "y\n"
 101                 gdb_expect 5 {
 102                     -re ".*$gdb_prompt $" {
 103                         pass "$test - set write size class"
 104                     }
 105                     timeout {
 106                         fail "$test - set write size class"
 107                         return
 108                     }
 109                 }
 110             }
 111             -re ".*$gdb_prompt $" { }
 112             timeout {
 113                 fail "$test - set write size class"
 114                 return
 115             }
 116         }
 117     }
 118
 119     set load_begin_time [clock clicks]
 120     set result [gdb_load $executable]
 121     set load_end_time [clock clicks]
 122     if { $result != 0 } then {
 123         fail "$test - loading executable"
 124         return
 125     }
 126     verbose "$test - time [expr ($load_end_time - $load_begin_time) / 1000] ms"
 127     pass $test
 128 }
 129
 130 gdb_load_timed $binfile {} "" {}
 131
 132 # Typically about 400-1 bytes can be downloaded
 133 gdb_load_timed $binfile 0 "limit" 398
 134 gdb_load_timed $binfile 0 "limit" 400
 135
 136 # Absolute max is 16384
 137 gdb_load_timed $binfile 0 "fixed" 0
 138 gdb_load_timed $binfile 0 "fixed" 16385
 139
 140 # fall back to the default
 141 gdb_load_timed $binfile 0 "limit" 0
 142
 143 # Get size of data uploaded
 144
 145 #
 146 # Query GDB for the size of various types
 147 #
 148
 149 proc get_sizeof { type default } {
 150     global gdb_prompt
 151     send_gdb "print/d sizeof (${type})\n"
 152     gdb_expect {
 153         -re "\\$\[0-9\]* = (\[0-9\]*).*$gdb_prompt $" {
 154             set size $expect_out(1,string)
 155             pass "get sizeof ${type} ($size)"
 156         }
 157         timeout {
 158             set size ${default}
 159             fail "get sizeof ${type} (timeout)"
 160         }
 161     }
 162     return ${size}
 163 }
 164
 165 # Get the size of random_data table (defaults to 48K).
 166 set sizeof_random_data [get_sizeof "random_data" 48*1024]
 167
 168 #
 169 # Part THREE: Check the upload behavour
 170 #
 171 if ![runto_main] then {
 172     fail "Cannot run to main"
 173 }
 174
 175 # Carefully check memory around each of the most common packet edge
 176 # conditions
 177
 178 gdb_test "x/8ub random_data" \
 179         "<random_data>:\[ \t\]+60\[ \t\]+74\[ \t\]+216\[ \t\]+38\[ \t\]+149\[ \t\]+49\[ \t\]+207\[ \t\]+44"
 180
 181 gdb_test "x/8ub random_data + 400 - 4" \
 182         "<random_data\\+396>:\[ \t\]+185\[ \t\]+255\[ \t\]+50\[ \t\]+140\[ \t\]+237\[ \t\]+172\[ \t\]+143\[ \t\]+93"
 183
 184 if {$sizeof_random_data > 16380 } then {
 185     gdb_test "x/8ub random_data + 16384 - 4" \
 186         "<random_data\\+16380>:\[ \t\]+178\[ \t\]+180\[ \t\]+135\[ \t\]+93\[ \t\]+70\[ \t\]+62\[ \t\]+205\[ \t\]+76"
 187 }
 188
 189 # Read a chunk just larger than the packet size (reduce the packet
 190 # size to make life easier)
 191 gdb_test "set remote memory-read-packet-size 16" \
 192         ""
 193 gdb_test "show remote memory-read-packet-size" \
 194         "The memory-read-packet-size is 16. Packets are limited to 16 bytes."
 195 gdb_test "x/17ub random_data" \
 196         "<random_data>:\[ \t\]+60\[ \t\]+74\[ \t\]+216\[ \t\]+38\[ \t\]+149\[ \t\]+49\[ \t\]+207\[ \t\]+44.*<random_data\\+8>:\[ \t\]+124\[ \t\]+38\[ \t\]+93\[ \t\]+125\[ \t\]+232\[ \t\]+67\[ \t\]+228\[ \t\]+56.*<random_data\\+16>:\[ \t\]+161"
 197
 198 gdb_exit