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
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
|
/* Copyright 2014 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "console.h"
#include "ec_commands.h"
#include "lightbar.h"
#include "host_command.h"
#include "test_util.h"
#include "timer.h"
#include "util.h"
static int get_seq(void)
{
int rv;
struct ec_params_lightbar params;
struct ec_response_lightbar resp;
/* Get the state */
memset(&resp, 0, sizeof(resp));
params.cmd = LIGHTBAR_CMD_GET_SEQ;
rv = test_send_host_command(EC_CMD_LIGHTBAR_CMD, 0,
¶ms, sizeof(params),
&resp, sizeof(resp));
if (rv != EC_RES_SUCCESS) {
ccprintf("%s:%s(): rv = %d\n", __FILE__, __func__, rv);
return -1;
}
return resp.get_seq.num;
}
static int set_seq(int s)
{
int rv;
struct ec_params_lightbar params;
struct ec_response_lightbar resp;
/* Get the state */
memset(&resp, 0, sizeof(resp));
params.cmd = LIGHTBAR_CMD_SEQ;
params.seq.num = s;
rv = test_send_host_command(EC_CMD_LIGHTBAR_CMD, 0,
¶ms, sizeof(params),
&resp, sizeof(resp));
if (rv != EC_RES_SUCCESS) {
ccprintf("%s:%s(): rv = %d\n", __FILE__, __func__, rv);
return -1;
}
return EC_RES_SUCCESS;
}
static int test_double_oneshots(void)
{
/* Start in S0 */
TEST_ASSERT(set_seq(LIGHTBAR_S0) == EC_RES_SUCCESS);
usleep(SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_S0);
/* Invoke the oneshot */
TEST_ASSERT(set_seq(LIGHTBAR_TAP) == EC_RES_SUCCESS);
usleep(SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_TAP);
/* Switch to a different oneshot while that one's running */
TEST_ASSERT(set_seq(LIGHTBAR_KONAMI) == EC_RES_SUCCESS);
usleep(SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_KONAMI);
/* Afterwards, it should go back to the original normal state */
usleep(30 * SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_S0);
/* Same test, but with a bunch more oneshots. */
TEST_ASSERT(set_seq(LIGHTBAR_S0) == EC_RES_SUCCESS);
usleep(SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_S0);
TEST_ASSERT(set_seq(LIGHTBAR_TAP) == EC_RES_SUCCESS);
usleep(SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_TAP);
TEST_ASSERT(set_seq(LIGHTBAR_KONAMI) == EC_RES_SUCCESS);
usleep(SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_KONAMI);
TEST_ASSERT(set_seq(LIGHTBAR_TAP) == EC_RES_SUCCESS);
usleep(SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_TAP);
TEST_ASSERT(set_seq(LIGHTBAR_KONAMI) == EC_RES_SUCCESS);
usleep(SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_KONAMI);
TEST_ASSERT(set_seq(LIGHTBAR_TAP) == EC_RES_SUCCESS);
usleep(SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_TAP);
/* It should still go back to the original normal state */
usleep(30 * SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_S0);
/* But if the interruption is a normal state, that should stick. */
TEST_ASSERT(set_seq(LIGHTBAR_S0) == EC_RES_SUCCESS);
usleep(SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_S0);
TEST_ASSERT(set_seq(LIGHTBAR_TAP) == EC_RES_SUCCESS);
usleep(SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_TAP);
TEST_ASSERT(set_seq(LIGHTBAR_KONAMI) == EC_RES_SUCCESS);
usleep(SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_KONAMI);
/* Here's a normal sequence */
TEST_ASSERT(set_seq(LIGHTBAR_S3) == EC_RES_SUCCESS);
usleep(SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_S3);
/* And another one-shot */
TEST_ASSERT(set_seq(LIGHTBAR_TAP) == EC_RES_SUCCESS);
usleep(SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_TAP);
TEST_ASSERT(set_seq(LIGHTBAR_KONAMI) == EC_RES_SUCCESS);
usleep(SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_KONAMI);
TEST_ASSERT(set_seq(LIGHTBAR_TAP) == EC_RES_SUCCESS);
usleep(SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_TAP);
/* It should go back to the new normal sequence */
usleep(30 * SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_S3);
return EC_SUCCESS;
}
static int test_oneshots_norm_msg(void)
{
/* Revert to the next state when interrupted with a normal message. */
enum lightbar_sequence seqs[] = {
LIGHTBAR_KONAMI,
LIGHTBAR_TAP,
};
int i;
for (i = 0; i < ARRAY_SIZE(seqs); i++) {
/* Start in S0 */
TEST_ASSERT(set_seq(LIGHTBAR_S0) == EC_RES_SUCCESS);
usleep(SECOND);
/* Invoke the oneshot */
TEST_ASSERT(set_seq(seqs[i]) == EC_RES_SUCCESS);
usleep(SECOND);
/* Interrupt with S0S3 */
TEST_ASSERT(set_seq(LIGHTBAR_S0S3) == EC_RES_SUCCESS);
usleep(SECOND);
/* It should be back right away */
TEST_ASSERT(get_seq() == LIGHTBAR_S0S3);
/* And transition on to the correct value */
usleep(30 * SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_S3);
}
return EC_SUCCESS;
}
static int test_stop_timeout(void)
{
int i;
for (i = 0; i < LIGHTBAR_NUM_SEQUENCES; i++) {
/* Start in S0 */
TEST_ASSERT(set_seq(LIGHTBAR_S0) == EC_RES_SUCCESS);
usleep(SECOND);
/* Tell it to stop */
TEST_ASSERT(set_seq(LIGHTBAR_STOP) == EC_RES_SUCCESS);
usleep(SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_STOP);
/* Try to interrupt it */
TEST_ASSERT(set_seq(i) == EC_RES_SUCCESS);
usleep(SECOND);
/* What happened? */
if (i == LIGHTBAR_RUN ||
i == LIGHTBAR_S0S3 || i == LIGHTBAR_S3 ||
i == LIGHTBAR_S3S5 || i == LIGHTBAR_S5)
/* RUN or shutdown sequences should stop it */
TEST_ASSERT(get_seq() == LIGHTBAR_S0);
else
/* All other sequences should be ignored */
TEST_ASSERT(get_seq() == LIGHTBAR_STOP);
/* Let it RUN again for the next iteration */
TEST_ASSERT(set_seq(LIGHTBAR_RUN) == EC_RES_SUCCESS);
usleep(SECOND);
}
TEST_ASSERT(set_seq(LIGHTBAR_S0) == EC_RES_SUCCESS);
return EC_SUCCESS;
}
static int test_oneshots_timeout(void)
{
/* These should revert to the previous state after running */
enum lightbar_sequence seqs[] = {
LIGHTBAR_RUN,
LIGHTBAR_KONAMI,
LIGHTBAR_TAP,
};
int i;
for (i = 0; i < ARRAY_SIZE(seqs); i++) {
TEST_ASSERT(set_seq(LIGHTBAR_S0) == EC_RES_SUCCESS);
usleep(SECOND);
TEST_ASSERT(set_seq(seqs[i]) == EC_RES_SUCCESS);
/* Assume the oneshot sequence takes at least a second (except
* for LIGHTBAR_RUN, which returns immediately) */
if (seqs[i] != LIGHTBAR_RUN) {
usleep(SECOND);
TEST_ASSERT(get_seq() == seqs[i]);
}
usleep(30 * SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_S0);
}
return EC_SUCCESS;
}
static int test_transition_states(void)
{
/* S5S3 */
TEST_ASSERT(set_seq(LIGHTBAR_S5S3) == EC_RES_SUCCESS);
usleep(10 * SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_S3);
/* S3S0 */
TEST_ASSERT(set_seq(LIGHTBAR_S3S0) == EC_RES_SUCCESS);
usleep(10 * SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_S0);
/* S0S3 */
TEST_ASSERT(set_seq(LIGHTBAR_S0S3) == EC_RES_SUCCESS);
usleep(10 * SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_S3);
/* S3S5 */
TEST_ASSERT(set_seq(LIGHTBAR_S3S5) == EC_RES_SUCCESS);
usleep(10 * SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_S5);
return EC_SUCCESS;
}
static int test_stable_states(void)
{
int i;
/* Wait for the lightbar task to initialize */
msleep(500);
/* It should come up in S5 */
TEST_ASSERT(get_seq() == LIGHTBAR_S5);
/* It should stay there */
for (i = 0; i < 30; i++) {
usleep(SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_S5);
}
/* S3 is sticky, too */
TEST_ASSERT(set_seq(LIGHTBAR_S3) == EC_RES_SUCCESS);
for (i = 0; i < 30; i++) {
usleep(SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_S3);
}
/* And S0 */
TEST_ASSERT(set_seq(LIGHTBAR_S0) == EC_RES_SUCCESS);
for (i = 0; i < 30; i++) {
usleep(SECOND);
TEST_ASSERT(get_seq() == LIGHTBAR_S0);
}
return EC_SUCCESS;
}
void run_test(void)
{
RUN_TEST(test_stable_states);
RUN_TEST(test_transition_states);
RUN_TEST(test_oneshots_timeout);
RUN_TEST(test_stop_timeout);
RUN_TEST(test_oneshots_norm_msg);
RUN_TEST(test_double_oneshots);
test_print_result();
}
|
