166 lines
5 KiB
Text
166 lines
5 KiB
Text
# Copyright 1999-2016 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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# test only on a remote target board
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if {! [is_remote target]} {
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return
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}
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standard_testfile .c
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gdb_start
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set result [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}]
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if {$result != "" } then {
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untested remote.exp
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return -1
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}
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#
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# Part ONE: Check the down load commands
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#
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gdb_test "show remote memory-write-packet-size" \
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"The memory-write-packet-size is 0. Packets are limited to \[0-9\]+ bytes." \
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"write-packet default"
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gdb_test "set remote memory-write-packet-size" \
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"Argument required .integer, `fixed' or `limited'.\." \
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"set write-packet - NULL"
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gdb_test_no_output "set remote memory-write-packet-size 20"
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gdb_test "show remote memory-write-packet-size" \
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"The memory-write-packet-size is 20. Packets are limited to 20 bytes." \
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"set write-packet - small"
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gdb_test_no_output "set remote memory-write-packet-size 1"
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gdb_test "show remote memory-write-packet-size" \
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"The memory-write-packet-size is 1. Packets are limited to 20 bytes." \
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"set write-packet - very-small"
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#
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# Part TWO: Check the download behavour
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#
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proc gdb_load_timed {executable class writesize} {
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global test gdb_prompt
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set test "timed download `[file tail $executable]' - $class, $writesize"
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if {$writesize != ""} then {
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gdb_test_no_output "set remote memory-write-packet-size $writesize" \
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"$test - set packet size"
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send_gdb "set remote memory-write-packet-size $class\n"
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gdb_expect 5 {
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-re ".*Change the packet size.*$" {
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send_gdb "y\n"
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gdb_expect 5 {
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-re ".*$gdb_prompt $" {
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pass "$test - set write size class"
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}
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timeout {
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fail "$test - set write size class"
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return
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}
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}
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}
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-re ".*$gdb_prompt $" { }
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timeout {
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fail "$test - set write size class"
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return
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}
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}
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}
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# Do not try to load using fixed sizes; we may overflow the remote target.
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if { $class == "fixed" } {
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return
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}
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set load_begin_time [clock clicks]
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set result [gdb_load $executable]
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set load_end_time [clock clicks]
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if { $result != 0 } then {
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fail "$test - loading executable"
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return
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}
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verbose "$test - time [expr ($load_end_time - $load_begin_time) / 1000] ms"
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pass $test
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}
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# Typically about 400-1 bytes can be downloaded
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gdb_load_timed $binfile "limit" 398
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gdb_load_timed $binfile "limit" 400
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# Absolute max is 16384
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gdb_load_timed $binfile "fixed" 0
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gdb_load_timed $binfile "fixed" 16385
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# fall back to the default
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gdb_load_timed $binfile "limit" 0
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# Get size of data uploaded
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#
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# Query GDB for the size of various types
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#
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# Get the size of random_data table (defaults to 48K).
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set sizeof_random_data [get_sizeof "random_data" 48*1024]
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#
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# Part THREE: Check the upload behavour
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#
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if ![runto_main] then {
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fail "Cannot run to main"
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}
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# Carefully check memory around each of the most common packet edge
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# conditions
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gdb_test "x/8ub random_data" \
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"<random_data>:\[ \t\]+60\[ \t\]+74\[ \t\]+216\[ \t\]+38\[ \t\]+149\[ \t\]+49\[ \t\]+207\[ \t\]+44"
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gdb_test "x/8ub random_data + 400 - 4" \
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"<random_data\\+396>:\[ \t\]+185\[ \t\]+255\[ \t\]+50\[ \t\]+140\[ \t\]+237\[ \t\]+172\[ \t\]+143\[ \t\]+93"
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if {$sizeof_random_data > 16380 } then {
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gdb_test "x/8ub random_data + 16384 - 4" \
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"<random_data\\+16380>:\[ \t\]+178\[ \t\]+180\[ \t\]+135\[ \t\]+93\[ \t\]+70\[ \t\]+62\[ \t\]+205\[ \t\]+76"
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}
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# Read a chunk just larger than the packet size (reduce the packet
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# size to make life easier)
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gdb_test_no_output "set remote memory-read-packet-size 16"
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gdb_test "show remote memory-read-packet-size" \
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"The memory-read-packet-size is 16. Packets are limited to 20 bytes."
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gdb_test "x/17ub random_data" \
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"<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"
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# Regression test for gdb/15289. Make sure -1 is accepted and handled
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# as "unlimited".
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gdb_test_no_output "set remote hardware-watchpoint-limit -1"
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gdb_test_no_output "set remote hardware-breakpoint-limit -1"
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# This is just being thorough. Assume (at least) a 32-bit host int,
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# and make sure 32-bit INT_MAX is accepted by a zinteger command.
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gdb_test_no_output "set remote hardware-watchpoint-limit 2147483647"
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gdb_test_no_output "set remote hardware-breakpoint-limit 2147483647"
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gdb_exit
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