1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
|
#!/bin/sh
#
# test types can be passed on the command line:
#
# - control: any device can do this
# - out, in: out needs 'bulk sink' firmware, in needs 'bulk src'
# - iso-out, iso-in: out needs 'iso sink' firmware, in needs 'iso src'
# - halt: needs bulk sink+src, tests halt set/clear from host
# - unlink: needs bulk sink and/or src, test HCD unlink processing
# - loop: needs firmware that will buffer N transfers
#
# run it for hours, days, weeks.
#
#
# this default provides a steady test load for a bulk device
#
TYPES='control out in'
#TYPES='control out in halt'
#
# to test HCD code
#
# - include unlink tests
# - add some ${RANDOM}ness
# - connect several devices concurrently (same HC)
# - keep HC's IRQ lines busy with unrelated traffic (IDE, net, ...)
# - add other concurrent system loads
#
declare -i COUNT BUFLEN
COUNT=50000
BUFLEN=2048
# NOTE: the 'in' and 'out' cases are usually bulk, but can be
# set up to use interrupt transfers by 'usbtest' module options
if [ "$DEVICE" = "" ]; then
echo "testing ALL recognized usbtest devices"
echo ""
TEST_ARGS="-a"
else
TEST_ARGS=""
fi
do_test ()
{
if ! ./testusb $TEST_ARGS -s $BUFLEN -c $COUNT $* 2>/dev/null
then
echo "FAIL"
exit 1
fi
}
ARGS="$*"
if [ "$ARGS" = "" ];
then
ARGS="$TYPES"
fi
# FIXME use /sys/bus/usb/device/$THIS/bConfigurationValue to
# check and change configs
CONFIG=''
check_config ()
{
if [ "$CONFIG" = "" ]; then
CONFIG=$1
echo "assuming $CONFIG configuration"
return
fi
if [ "$CONFIG" = $1 ]; then
return
fi
echo "** device must be in $1 config, but it's $CONFIG instead"
exit 1
}
echo "TESTING: $ARGS"
while : true
do
echo $(date)
for TYPE in $ARGS
do
# restore defaults
COUNT=5000
BUFLEN=2048
# FIXME automatically multiply COUNT by 10 when
# /sys/bus/usb/device/$THIS/speed == "480"
# COUNT=50000
case $TYPE in
control)
# any device, in any configuration, can use this.
echo '** Control test cases:'
echo "test 9: ch9 postconfig"
do_test -t 9 -c 5000
echo "test 10: control queueing"
do_test -t 10 -c 5000
# this relies on some vendor-specific commands
echo "test 14: control writes"
do_test -t 14 -c 15000 -s 256 -v 1
;;
out)
check_config sink-src
echo '** Host Write (OUT) test cases:'
echo "test 1: $COUNT transfers, same size"
do_test -t 1
echo "test 3: $COUNT transfers, variable/short size"
do_test -t 3 -v 421
COUNT=2000
echo "test 5: $COUNT scatterlists, same size entries"
do_test -t 5
# try to trigger short OUT processing bugs
echo "test 7a: $COUNT scatterlists, variable size/short entries"
do_test -t 7 -v 579
BUFLEN=4096
echo "test 7b: $COUNT scatterlists, variable size/bigger entries"
do_test -t 7 -v 41
BUFLEN=64
echo "test 7c: $COUNT scatterlists, variable size/micro entries"
do_test -t 7 -v 63
;;
iso-out)
check_config sink-src
echo '** Host ISOCHRONOUS Write (OUT) test cases:'
# at peak iso transfer rates:
# - usb 2.0 high bandwidth, this is one frame.
# - usb 1.1, it's twenty-four frames.
BUFLEN=24500
COUNT=1000
# COUNT=10000
echo "test 15: $COUNT transfers, same size"
# do_test -t 15 -g 3 -v 0
BUFLEN=32768
do_test -t 15 -g 8 -v 0
# FIXME it'd make sense to have an iso OUT test issuing
# short writes on more packets than the last one
;;
in)
check_config sink-src
echo '** Host Read (IN) test cases:'
# NOTE: these "variable size" reads are just multiples
# of 512 bytes, no EOVERFLOW testing is done yet
echo "test 2: $COUNT transfers, same size"
do_test -t 2
echo "test 4: $COUNT transfers, variable size"
do_test -t 4
COUNT=2000
echo "test 6: $COUNT scatterlists, same size entries"
do_test -t 6
echo "test 8: $COUNT scatterlists, variable size entries"
do_test -t 8
;;
iso-in)
check_config sink-src
echo '** Host ISOCHRONOUS Read (IN) test cases:'
# at peak iso transfer rates:
# - usb 2.0 high bandwidth, this is one frame.
# - usb 1.1, it's twenty-four frames.
BUFLEN=24500
COUNT=1000
# COUNT=10000
echo "test 16: $COUNT transfers, same size"
# do_test -t 16 -g 3 -v 0
BUFLEN=32768
do_test -t 16 -g 8 -v 0
# FIXME since iso expects faults, it'd make sense
# to have an iso IN test issuing short reads ...
;;
halt)
# NOTE: sometimes hardware doesn't cooperate well with halting
# endpoints from the host side. so long as mass-storage class
# firmware can halt them from the device, don't worry much if
# you can't make this test work on your device.
COUNT=2000
echo "test 13: $COUNT halt set/clear"
do_test -t 13
;;
unlink)
COUNT=2000
echo "test 11: $COUNT read unlinks"
do_test -t 11
echo "test 12: $COUNT write unlinks"
do_test -t 12
;;
loop)
# defaults need too much buffering for ez-usb devices
BUFLEN=2048
COUNT=32
# modprobe g_zero qlen=$COUNT buflen=$BUFLEN loopdefault
check_config loopback
# FIXME someone needs to write and merge a version of this
echo "write $COUNT buffers of $BUFLEN bytes, read them back"
echo "write $COUNT variable size buffers, read them back"
;;
*)
echo "Don't understand test type $TYPE"
exit 1;
esac
echo ''
done
done
# vim: sw=4
|
