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1d506c26 | 1 | # Copyright 1999-2024 Free Software Foundation, Inc. |
5c44784c JM |
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 | |
e22f8b7c | 5 | # the Free Software Foundation; either version 3 of the License, or |
5c44784c | 6 | # (at your option) any later version. |
e22f8b7c | 7 | # |
5c44784c JM |
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. | |
e22f8b7c | 12 | # |
5c44784c | 13 | # You should have received a copy of the GNU General Public License |
e22f8b7c | 14 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
5c44784c | 15 | |
23fb630a PA |
16 | # Test only on boards that actually use the remote protocol. |
17 | if {[target_info gdb_protocol] != "remote" | |
18 | && [target_info gdb_protocol] != "extended-remote"} { | |
e0a8643d | 19 | unsupported "requires remote protocol" |
5c44784c JM |
20 | return |
21 | } | |
22 | ||
822bd149 | 23 | standard_testfile .c |
5c44784c | 24 | |
11cf8741 | 25 | set result [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] |
65a33d75 | 26 | if {$result != ""} { |
84c93cd5 | 27 | untested "failed to compile" |
b60f0898 | 28 | return -1 |
11cf8741 JM |
29 | } |
30 | ||
035522c0 PA |
31 | gdb_start |
32 | ||
33 | # Make sure we're disconnected, in case we're testing with an | |
34 | # extended-remote board, therefore already connected. | |
35 | gdb_test "disconnect" ".*" | |
11cf8741 JM |
36 | |
37 | # | |
38 | # Part ONE: Check the down load commands | |
39 | # | |
40 | ||
11cf8741 | 41 | gdb_test "show remote memory-write-packet-size" \ |
fe4c3ca0 | 42 | "The memory-write-packet-size on future remote targets is 0 \\(default\\). The actual limit will be further reduced dependent on the target\." \ |
11cf8741 JM |
43 | "write-packet default" |
44 | ||
45 | gdb_test "set remote memory-write-packet-size" \ | |
fe4c3ca0 | 46 | "Argument required .integer, \"fixed\" or \"limit\".\." \ |
11cf8741 | 47 | "set write-packet - NULL" |
5c44784c | 48 | |
fe4c3ca0 CS |
49 | gdb_test "set remote memory-write-packet-size 20" \ |
50 | "The memory-write-packet-size on future remote targets is set to \"20\"." | |
51 | ||
11cf8741 | 52 | gdb_test "show remote memory-write-packet-size" \ |
fe4c3ca0 | 53 | "The memory-write-packet-size on future remote targets is 20. The actual limit will be further reduced dependent on the target\." \ |
11cf8741 JM |
54 | "set write-packet - small" |
55 | ||
fe4c3ca0 CS |
56 | gdb_test "set remote memory-write-packet-size 1" \ |
57 | "The memory-write-packet-size on future remote targets is set to \"1\"." | |
58 | ||
11cf8741 | 59 | gdb_test "show remote memory-write-packet-size" \ |
fe4c3ca0 | 60 | "The memory-write-packet-size on future remote targets is 1. The actual limit will be further reduced dependent on the target\." \ |
11cf8741 JM |
61 | "set write-packet - very-small" |
62 | ||
fe4c3ca0 CS |
63 | gdb_test "set remote memory-write-packet-size 0" \ |
64 | "The memory-write-packet-size on future remote targets is set to \"0\"." | |
65 | ||
cc0be08f | 66 | gdb_test "show remote memory-write-packet-size" \ |
fe4c3ca0 | 67 | "The memory-write-packet-size on future remote targets is 0 \\(default\\). The actual limit will be further reduced dependent on the target\." \ |
cc0be08f PA |
68 | "write-packet default again" |
69 | ||
70 | set test "set remote memory-write-packet-size fixed" | |
71 | gdb_test_multiple $test $test { | |
fe4c3ca0 | 72 | -re "Change the packet size for future remote targets. .y or n. " { |
cc0be08f PA |
73 | gdb_test_multiple "y" $test { |
74 | -re "$gdb_prompt $" { | |
75 | pass $test | |
76 | } | |
77 | } | |
78 | } | |
79 | } | |
fe4c3ca0 | 80 | |
cc0be08f | 81 | gdb_test "show remote memory-write-packet-size" \ |
fe4c3ca0 | 82 | "The memory-write-packet-size on future remote targets is 0 \\(default\\). Packets are fixed at 16384 bytes\." \ |
cc0be08f PA |
83 | "write-packet default fixed" |
84 | ||
fe4c3ca0 CS |
85 | gdb_test "set remote memory-write-packet-size limit" \ |
86 | "The memory-write-packet-size on future remote targets is set to \"limit\"." | |
87 | ||
cc0be08f | 88 | gdb_test "show remote memory-write-packet-size" \ |
fe4c3ca0 | 89 | "The memory-write-packet-size on future remote targets is 0 \\(default\\). The actual limit will be further reduced dependent on the target\." \ |
cc0be08f PA |
90 | "write-packet default limit again" |
91 | ||
11cf8741 | 92 | # |
cc77b1dc | 93 | # Part TWO: Check the download behavior. |
11cf8741 JM |
94 | # |
95 | ||
3d00d119 | 96 | proc gdb_load_timed {executable class writesize} { |
5c44784c | 97 | global test gdb_prompt |
3d00d119 | 98 | set test "timed download `[file tail $executable]' - $class, $writesize" |
5c44784c | 99 | |
65a33d75 | 100 | if {$writesize != ""} { |
fe4c3ca0 CS |
101 | gdb_test "set remote memory-write-packet-size $writesize" \ |
102 | "The memory-write-packet-size on future remote targets is set to \"$writesize\"." \ | |
27d3a1a2 | 103 | "$test - set packet size" |
11cf8741 | 104 | |
11cf8741 | 105 | send_gdb "set remote memory-write-packet-size $class\n" |
5c44784c | 106 | gdb_expect 5 { |
11cf8741 JM |
107 | -re ".*Change the packet size.*$" { |
108 | send_gdb "y\n" | |
109 | gdb_expect 5 { | |
110 | -re ".*$gdb_prompt $" { | |
111 | pass "$test - set write size class" | |
112 | } | |
113 | timeout { | |
114 | fail "$test - set write size class" | |
115 | return | |
116 | } | |
117 | } | |
118 | } | |
5c44784c | 119 | -re ".*$gdb_prompt $" { } |
11cf8741 JM |
120 | timeout { |
121 | fail "$test - set write size class" | |
122 | return | |
123 | } | |
5c44784c JM |
124 | } |
125 | } | |
126 | ||
4ac4dd3f DJ |
127 | # Do not try to load using fixed sizes; we may overflow the remote target. |
128 | if { $class == "fixed" } { | |
129 | return | |
130 | } | |
131 | ||
5c44784c JM |
132 | set load_begin_time [clock clicks] |
133 | set result [gdb_load $executable] | |
134 | set load_end_time [clock clicks] | |
65a33d75 | 135 | if {$result != 0} { |
3e3ffd2b MC |
136 | fail "$test - loading executable" |
137 | return | |
138 | } | |
5c44784c JM |
139 | verbose "$test - time [expr ($load_end_time - $load_begin_time) / 1000] ms" |
140 | pass $test | |
141 | } | |
142 | ||
23fb630a PA |
143 | # These download tests won't actually download anything on !is_remote |
144 | # target boards, but we run them anyway because it's simpler, and | |
145 | # harmless. | |
146 | ||
c2d11a7d | 147 | # Typically about 400-1 bytes can be downloaded |
3d00d119 DJ |
148 | gdb_load_timed $binfile "limit" 398 |
149 | gdb_load_timed $binfile "limit" 400 | |
5c44784c | 150 | |
11cf8741 | 151 | # Absolute max is 16384 |
3d00d119 DJ |
152 | gdb_load_timed $binfile "fixed" 0 |
153 | gdb_load_timed $binfile "fixed" 16385 | |
5c44784c | 154 | |
c2d11a7d | 155 | # fall back to the default |
3d00d119 | 156 | gdb_load_timed $binfile "limit" 0 |
c2d11a7d | 157 | |
de58f10f SC |
158 | # Get size of data uploaded |
159 | ||
160 | # | |
161 | # Query GDB for the size of various types | |
162 | # | |
163 | ||
de58f10f SC |
164 | # Get the size of random_data table (defaults to 48K). |
165 | set sizeof_random_data [get_sizeof "random_data" 48*1024] | |
c2d11a7d | 166 | |
fe4c3ca0 CS |
167 | clean_restart $binfile |
168 | ||
c2d11a7d JM |
169 | # |
170 | # Part THREE: Check the upload behavour | |
171 | # | |
65a33d75 | 172 | if {![runto_main]} { |
cc77b1dc | 173 | return |
de58f10f | 174 | } |
c2d11a7d JM |
175 | |
176 | # Carefully check memory around each of the most common packet edge | |
177 | # conditions | |
178 | ||
179 | gdb_test "x/8ub random_data" \ | |
180 | "<random_data>:\[ \t\]+60\[ \t\]+74\[ \t\]+216\[ \t\]+38\[ \t\]+149\[ \t\]+49\[ \t\]+207\[ \t\]+44" | |
181 | ||
182 | gdb_test "x/8ub random_data + 400 - 4" \ | |
183 | "<random_data\\+396>:\[ \t\]+185\[ \t\]+255\[ \t\]+50\[ \t\]+140\[ \t\]+237\[ \t\]+172\[ \t\]+143\[ \t\]+93" | |
184 | ||
65a33d75 | 185 | if {$sizeof_random_data > 16380} { |
de58f10f | 186 | gdb_test "x/8ub random_data + 16384 - 4" \ |
c2d11a7d | 187 | "<random_data\\+16380>:\[ \t\]+178\[ \t\]+180\[ \t\]+135\[ \t\]+93\[ \t\]+70\[ \t\]+62\[ \t\]+205\[ \t\]+76" |
de58f10f | 188 | } |
c2d11a7d JM |
189 | |
190 | # Read a chunk just larger than the packet size (reduce the packet | |
191 | # size to make life easier) | |
fe4c3ca0 CS |
192 | gdb_test "set remote memory-read-packet-size 16" \ |
193 | "The memory-read-packet-size on the current remote target is set to \"16\"." | |
27d3a1a2 | 194 | |
c2d11a7d | 195 | gdb_test "show remote memory-read-packet-size" \ |
fe4c3ca0 | 196 | "The memory-read-packet-size on the current remote target is 16. Packets are limited to 20 bytes." |
c2d11a7d JM |
197 | gdb_test "x/17ub random_data" \ |
198 | "<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" | |
199 | ||
ef0026f0 PA |
200 | # Regression test for gdb/15289. Make sure -1 is accepted and handled |
201 | # as "unlimited". | |
202 | gdb_test_no_output "set remote hardware-watchpoint-limit -1" | |
203 | gdb_test_no_output "set remote hardware-breakpoint-limit -1" | |
204 | ||
205 | # This is just being thorough. Assume (at least) a 32-bit host int, | |
206 | # and make sure 32-bit INT_MAX is accepted by a zinteger command. | |
207 | gdb_test_no_output "set remote hardware-watchpoint-limit 2147483647" | |
208 | gdb_test_no_output "set remote hardware-breakpoint-limit 2147483647" | |
209 | ||
5f21c7aa AB |
210 | # Check the X/P/p alias commands display the correct packet names. |
211 | foreach pkt {X P p} { | |
ff52c073 | 212 | gdb_test "show remote ${pkt}-packet" "Support for the '${pkt}' packet on the current remote target is .*" |
5f21c7aa AB |
213 | } |
214 | ||
5c44784c | 215 | gdb_exit |