1 # Copyright 1999, 2001, 2004, 2007, 2008 Free Software Foundation, Inc.
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 3 of the License, or
6 # (at your option) any later version.
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.
13 # You should have received a copy of the GNU General Public License
14 # along with this program. If not, see <http://www.gnu.org/licenses/>.
16 # Please email any bugs, comments, and/or additions to this file to:
17 # bug-gdb@prep.ai.mit.edu
27 # test only on a remote target board
28 if {! [is_remote target]} {
33 set srcfile ${testfile}.c
34 set binfile ${objdir}/${subdir}/${testfile}
38 set result [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}]
39 if {$result != "" } then {
46 # Part ONE: Check the down load commands
49 gdb_test "show remote memory-write-packet-size" \
50 "The memory-write-packet-size is 0. Packets are limited to \[0-9\]+ bytes." \
51 "write-packet default"
53 gdb_test "set remote memory-write-packet-size" \
54 "Argument required .integer, `fixed' or `limited'.\." \
55 "set write-packet - NULL"
57 gdb_test "set remote memory-write-packet-size 20" ""
58 gdb_test "show remote memory-write-packet-size" \
59 "The memory-write-packet-size is 20. Packets are limited to 20 bytes." \
60 "set write-packet - small"
62 gdb_test "set remote memory-write-packet-size 1" ""
63 gdb_test "show remote memory-write-packet-size" \
64 "The memory-write-packet-size is 1. Packets are limited to 20 bytes." \
65 "set write-packet - very-small"
68 # Part TWO: Check the download behavour
71 proc gdb_load_timed {executable class writesize} {
72 global test gdb_prompt
73 set test "timed download `[file tail $executable]' - $class, $writesize"
75 if {$writesize != ""} then {
76 gdb_test "set remote memory-write-packet-size $writesize" \
77 "" "$test - set packet size"
79 send_gdb "set remote memory-write-packet-size $class\n"
81 -re ".*Change the packet size.*$" {
84 -re ".*$gdb_prompt $" {
85 pass "$test - set write size class"
88 fail "$test - set write size class"
93 -re ".*$gdb_prompt $" { }
95 fail "$test - set write size class"
101 set load_begin_time [clock clicks]
102 set result [gdb_load $executable]
103 set load_end_time [clock clicks]
104 if { $result != 0 } then {
105 fail "$test - loading executable"
108 verbose "$test - time [expr ($load_end_time - $load_begin_time) / 1000] ms"
112 gdb_load_timed $binfile "" {}
114 # Typically about 400-1 bytes can be downloaded
115 gdb_load_timed $binfile "limit" 398
116 gdb_load_timed $binfile "limit" 400
118 # Absolute max is 16384
119 gdb_load_timed $binfile "fixed" 0
120 gdb_load_timed $binfile "fixed" 16385
122 # fall back to the default
123 gdb_load_timed $binfile "limit" 0
125 # Get size of data uploaded
128 # Query GDB for the size of various types
131 proc get_sizeof { type default } {
133 send_gdb "print/d sizeof (${type})\n"
135 -re "\\$\[0-9\]* = (\[0-9\]*).*$gdb_prompt $" {
136 set size $expect_out(1,string)
137 pass "get sizeof ${type} ($size)"
141 fail "get sizeof ${type} (timeout)"
147 # Get the size of random_data table (defaults to 48K).
148 set sizeof_random_data [get_sizeof "random_data" 48*1024]
151 # Part THREE: Check the upload behavour
153 if ![runto_main] then {
154 fail "Cannot run to main"
157 # Carefully check memory around each of the most common packet edge
160 gdb_test "x/8ub random_data" \
161 "<random_data>:\[ \t\]+60\[ \t\]+74\[ \t\]+216\[ \t\]+38\[ \t\]+149\[ \t\]+49\[ \t\]+207\[ \t\]+44"
163 gdb_test "x/8ub random_data + 400 - 4" \
164 "<random_data\\+396>:\[ \t\]+185\[ \t\]+255\[ \t\]+50\[ \t\]+140\[ \t\]+237\[ \t\]+172\[ \t\]+143\[ \t\]+93"
166 if {$sizeof_random_data > 16380 } then {
167 gdb_test "x/8ub random_data + 16384 - 4" \
168 "<random_data\\+16380>:\[ \t\]+178\[ \t\]+180\[ \t\]+135\[ \t\]+93\[ \t\]+70\[ \t\]+62\[ \t\]+205\[ \t\]+76"
171 # Read a chunk just larger than the packet size (reduce the packet
172 # size to make life easier)
173 gdb_test "set remote memory-read-packet-size 16" \
175 gdb_test "show remote memory-read-packet-size" \
176 "The memory-read-packet-size is 16. Packets are limited to 20 bytes."
177 gdb_test "x/17ub random_data" \
178 "<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"