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5e7a8e57 AJ |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2013 Aurelien Jacobs <aurel@gnuage.org> | |
5 | * | |
6 | * This program is free software: you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation, either version 3 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
81a9ab72 | 20 | #include <string.h> |
5e7a8e57 AJ |
21 | #include "protocol.h" |
22 | ||
a0e0bb41 | 23 | static const uint32_t scanopts[] = { |
81a9ab72 AJ |
24 | SR_CONF_CONN, |
25 | SR_CONF_SERIALCOMM, | |
26 | }; | |
27 | ||
42a47a9a | 28 | static const uint32_t drvopts[] = { |
81a9ab72 | 29 | SR_CONF_THERMOMETER, |
42a47a9a BV |
30 | }; |
31 | ||
32 | static const uint32_t devopts[] = { | |
33 | SR_CONF_CONTINUOUS | SR_CONF_SET, | |
5827f61b BV |
34 | SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET, |
35 | SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET, | |
36 | SR_CONF_DATA_SOURCE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
81a9ab72 AJ |
37 | }; |
38 | ||
39 | static const char *data_sources[] = { | |
40 | "Live", | |
41 | "Memory", | |
42 | }; | |
43 | ||
5e7a8e57 AJ |
44 | SR_PRIV struct sr_dev_driver appa_55ii_driver_info; |
45 | static struct sr_dev_driver *di = &appa_55ii_driver_info; | |
46 | ||
47 | static int init(struct sr_context *sr_ctx) | |
48 | { | |
49 | return std_init(sr_ctx, di, LOG_PREFIX); | |
50 | } | |
51 | ||
52 | static GSList *scan(GSList *options) | |
53 | { | |
54 | struct drv_context *drvc; | |
81a9ab72 AJ |
55 | struct dev_context *devc; |
56 | struct sr_serial_dev_inst *serial; | |
57 | struct sr_dev_inst *sdi; | |
ba7dd8bb | 58 | struct sr_channel *ch; |
7574e58c BV |
59 | struct sr_config *src; |
60 | GSList *devices, *l; | |
61 | const char *conn, *serialcomm; | |
81a9ab72 | 62 | uint8_t buf[50]; |
7574e58c | 63 | size_t len; |
81a9ab72 | 64 | |
7574e58c BV |
65 | len = sizeof(buf); |
66 | devices = NULL; | |
67 | conn = serialcomm = NULL; | |
81a9ab72 | 68 | for (l = options; l; l = l->next) { |
7574e58c | 69 | src = l->data; |
81a9ab72 AJ |
70 | switch (src->key) { |
71 | case SR_CONF_CONN: | |
72 | conn = g_variant_get_string(src->data, NULL); | |
73 | break; | |
74 | case SR_CONF_SERIALCOMM: | |
75 | serialcomm = g_variant_get_string(src->data, NULL); | |
76 | break; | |
77 | } | |
78 | } | |
79 | if (!conn) | |
80 | return NULL; | |
81 | if (!serialcomm) | |
82 | serialcomm = "9600/8n1"; | |
83 | ||
84 | if (!(serial = sr_serial_dev_inst_new(conn, serialcomm))) | |
85 | return NULL; | |
25dd0831 | 86 | if (serial_open(serial, SERIAL_RDONLY) != SR_OK) |
81a9ab72 | 87 | return NULL; |
5e7a8e57 | 88 | |
81a9ab72 | 89 | sr_info("Probing serial port %s.", conn); |
5e7a8e57 | 90 | |
5e7a8e57 AJ |
91 | drvc = di->priv; |
92 | drvc->instances = NULL; | |
81a9ab72 AJ |
93 | serial_flush(serial); |
94 | ||
95 | /* Let's get a bit of data and see if we can find a packet. */ | |
96 | if (serial_stream_detect(serial, buf, &len, 25, | |
7574e58c | 97 | appa_55ii_packet_valid, 500, 9600) != SR_OK) |
81a9ab72 AJ |
98 | goto scan_cleanup; |
99 | ||
100 | sr_info("Found device on port %s.", conn); | |
101 | ||
aac29cc1 | 102 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
0af636be UH |
103 | sdi->status = SR_ST_INACTIVE; |
104 | sdi->vendor = g_strdup("APPA"); | |
105 | sdi->model = g_strdup("55II"); | |
81a9ab72 AJ |
106 | |
107 | if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) { | |
108 | sr_err("Device context malloc failed."); | |
109 | goto scan_cleanup; | |
110 | } | |
111 | ||
112 | devc->data_source = DEFAULT_DATA_SOURCE; | |
113 | ||
114 | sdi->inst_type = SR_INST_SERIAL; | |
115 | sdi->conn = serial; | |
116 | sdi->priv = devc; | |
117 | sdi->driver = di; | |
5e7a8e57 | 118 | |
3f239f08 | 119 | if (!(ch = sr_channel_new(0, SR_CHANNEL_ANALOG, TRUE, "T1"))) |
81a9ab72 | 120 | goto scan_cleanup; |
ba7dd8bb | 121 | sdi->channels = g_slist_append(sdi->channels, ch); |
3f239f08 | 122 | if (!(ch = sr_channel_new(0, SR_CHANNEL_ANALOG, TRUE, "T2"))) |
81a9ab72 | 123 | goto scan_cleanup; |
ba7dd8bb | 124 | sdi->channels = g_slist_append(sdi->channels, ch); |
81a9ab72 AJ |
125 | |
126 | drvc->instances = g_slist_append(drvc->instances, sdi); | |
127 | devices = g_slist_append(devices, sdi); | |
128 | ||
129 | scan_cleanup: | |
130 | serial_close(serial); | |
5e7a8e57 AJ |
131 | |
132 | return devices; | |
133 | } | |
134 | ||
135 | static GSList *dev_list(void) | |
136 | { | |
137 | return ((struct drv_context *)(di->priv))->instances; | |
138 | } | |
139 | ||
5e7a8e57 AJ |
140 | static int cleanup(void) |
141 | { | |
a6630742 | 142 | return std_dev_clear(di, NULL); |
5e7a8e57 AJ |
143 | } |
144 | ||
584560f1 | 145 | static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 146 | const struct sr_channel_group *cg) |
5e7a8e57 | 147 | { |
81a9ab72 | 148 | struct dev_context *devc = sdi->priv; |
5e7a8e57 | 149 | |
53b4680f | 150 | (void)cg; |
5e7a8e57 | 151 | |
5e7a8e57 | 152 | switch (key) { |
81a9ab72 AJ |
153 | case SR_CONF_LIMIT_SAMPLES: |
154 | *data = g_variant_new_uint64(devc->limit_samples); | |
155 | break; | |
156 | case SR_CONF_LIMIT_MSEC: | |
157 | *data = g_variant_new_uint64(devc->limit_msec); | |
158 | break; | |
159 | case SR_CONF_DATA_SOURCE: | |
160 | *data = g_variant_new_string(data_sources[devc->data_source]); | |
161 | break; | |
5e7a8e57 AJ |
162 | default: |
163 | return SR_ERR_NA; | |
164 | } | |
165 | ||
81a9ab72 | 166 | return SR_OK; |
5e7a8e57 AJ |
167 | } |
168 | ||
584560f1 | 169 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 170 | const struct sr_channel_group *cg) |
5e7a8e57 | 171 | { |
81a9ab72 | 172 | struct dev_context *devc; |
7574e58c BV |
173 | const char *tmp_str; |
174 | unsigned int i; | |
5e7a8e57 | 175 | |
53b4680f | 176 | (void)cg; |
5e7a8e57 AJ |
177 | |
178 | if (sdi->status != SR_ST_ACTIVE) | |
179 | return SR_ERR_DEV_CLOSED; | |
180 | ||
81a9ab72 AJ |
181 | if (!(devc = sdi->priv)) { |
182 | sr_err("sdi->priv was NULL."); | |
183 | return SR_ERR_BUG; | |
184 | } | |
185 | ||
5e7a8e57 | 186 | switch (key) { |
81a9ab72 AJ |
187 | case SR_CONF_LIMIT_SAMPLES: |
188 | devc->limit_samples = g_variant_get_uint64(data); | |
189 | sr_dbg("Setting sample limit to %" PRIu64 ".", devc->limit_samples); | |
190 | break; | |
191 | case SR_CONF_LIMIT_MSEC: | |
192 | devc->limit_msec = g_variant_get_uint64(data); | |
193 | sr_dbg("Setting time limit to %" PRIu64 "ms.", devc->limit_msec); | |
194 | break; | |
195 | case SR_CONF_DATA_SOURCE: { | |
7574e58c BV |
196 | tmp_str = g_variant_get_string(data, NULL); |
197 | for (i = 0; i < ARRAY_SIZE(data_sources); i++) | |
81a9ab72 AJ |
198 | if (!strcmp(tmp_str, data_sources[i])) { |
199 | devc->data_source = i; | |
200 | break; | |
201 | } | |
202 | if (i == ARRAY_SIZE(data_sources)) | |
203 | return SR_ERR; | |
204 | break; | |
205 | } | |
5e7a8e57 | 206 | default: |
81a9ab72 | 207 | return SR_ERR_NA; |
5e7a8e57 AJ |
208 | } |
209 | ||
81a9ab72 | 210 | return SR_OK; |
5e7a8e57 AJ |
211 | } |
212 | ||
584560f1 | 213 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 214 | const struct sr_channel_group *cg) |
5e7a8e57 | 215 | { |
5e7a8e57 | 216 | (void)sdi; |
53b4680f | 217 | (void)cg; |
5e7a8e57 | 218 | |
5e7a8e57 | 219 | switch (key) { |
81a9ab72 | 220 | case SR_CONF_SCAN_OPTIONS: |
584560f1 | 221 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
a0e0bb41 | 222 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); |
81a9ab72 AJ |
223 | break; |
224 | case SR_CONF_DEVICE_OPTIONS: | |
42a47a9a BV |
225 | if (!sdi) |
226 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
227 | drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t)); | |
228 | else | |
229 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
230 | devopts, ARRAY_SIZE(devopts), sizeof(uint32_t)); | |
81a9ab72 AJ |
231 | break; |
232 | case SR_CONF_DATA_SOURCE: | |
233 | *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources)); | |
234 | break; | |
5e7a8e57 AJ |
235 | default: |
236 | return SR_ERR_NA; | |
237 | } | |
238 | ||
81a9ab72 | 239 | return SR_OK; |
5e7a8e57 AJ |
240 | } |
241 | ||
242 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, | |
7574e58c | 243 | void *cb_data) |
5e7a8e57 | 244 | { |
7574e58c | 245 | struct sr_serial_dev_inst *serial; |
81a9ab72 | 246 | struct dev_context *devc; |
5e7a8e57 | 247 | |
7574e58c | 248 | serial = sdi->conn; |
5e7a8e57 AJ |
249 | if (sdi->status != SR_ST_ACTIVE) |
250 | return SR_ERR_DEV_CLOSED; | |
251 | ||
81a9ab72 AJ |
252 | if (!(devc = sdi->priv)) { |
253 | sr_err("sdi->priv was NULL."); | |
254 | return SR_ERR_BUG; | |
255 | } | |
5e7a8e57 | 256 | |
81a9ab72 | 257 | devc->session_cb_data = cb_data; |
5e7a8e57 | 258 | |
81a9ab72 AJ |
259 | /* |
260 | * Reset the number of samples to take. If we've already collected our | |
261 | * quota, but we start a new session, and don't reset this, we'll just | |
262 | * quit without acquiring any new samples. | |
263 | */ | |
264 | devc->num_samples = 0; | |
265 | devc->start_time = g_get_monotonic_time(); | |
5e7a8e57 | 266 | |
81a9ab72 AJ |
267 | /* Send header packet to the session bus. */ |
268 | std_session_send_df_header(cb_data, LOG_PREFIX); | |
5e7a8e57 | 269 | |
81a9ab72 | 270 | /* Poll every 50ms, or whenever some data comes in. */ |
102f1239 BV |
271 | serial_source_add(sdi->session, serial, G_IO_IN, 50, |
272 | appa_55ii_receive_data, (void *)sdi); | |
5e7a8e57 AJ |
273 | |
274 | return SR_OK; | |
275 | } | |
276 | ||
81a9ab72 AJ |
277 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) |
278 | { | |
76b4d4f4 UH |
279 | return std_serial_dev_acquisition_stop(sdi, cb_data, |
280 | std_serial_dev_close, sdi->conn, LOG_PREFIX); | |
81a9ab72 AJ |
281 | } |
282 | ||
5e7a8e57 AJ |
283 | SR_PRIV struct sr_dev_driver appa_55ii_driver_info = { |
284 | .name = "appa-55ii", | |
285 | .longname = "APPA 55II", | |
286 | .api_version = 1, | |
287 | .init = init, | |
288 | .cleanup = cleanup, | |
289 | .scan = scan, | |
290 | .dev_list = dev_list, | |
a6630742 | 291 | .dev_clear = NULL, |
5e7a8e57 AJ |
292 | .config_get = config_get, |
293 | .config_set = config_set, | |
294 | .config_list = config_list, | |
81a9ab72 AJ |
295 | .dev_open = std_serial_dev_open, |
296 | .dev_close = std_serial_dev_close, | |
5e7a8e57 AJ |
297 | .dev_acquisition_start = dev_acquisition_start, |
298 | .dev_acquisition_stop = dev_acquisition_stop, | |
76b4d4f4 | 299 | .priv = NULL, |
5e7a8e57 | 300 | }; |