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6e8d31d4 UH |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
803db07a | 4 | * Copyright (C) 2015-2016 Uwe Hermann <uwe@hermann-uwe.de> |
6e8d31d4 UH |
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 2 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, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #include <config.h> | |
803db07a | 22 | #include <string.h> |
6e8d31d4 UH |
23 | #include "protocol.h" |
24 | ||
803db07a UH |
25 | #define SERIALCOMM "115200/8n1" |
26 | ||
27 | #define CMD_VERSION "version\r\n" | |
28 | #define CMD_MONITOR "monitor 200\r\n" | |
29 | ||
30 | static const uint32_t scanopts[] = { | |
31 | SR_CONF_CONN, | |
32 | SR_CONF_SERIALCOMM, | |
33 | }; | |
34 | ||
35 | static const uint32_t drvopts[] = { | |
36 | SR_CONF_ELECTRONIC_LOAD, | |
37 | }; | |
38 | ||
39 | static const uint32_t devopts[] = { | |
e91bb0a6 | 40 | SR_CONF_CONTINUOUS, |
803db07a UH |
41 | SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET, |
42 | SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET, | |
43 | }; | |
44 | ||
45 | static const uint32_t devopts_cg[] = { | |
8501448c | 46 | SR_CONF_ENABLED | SR_CONF_SET, |
803db07a UH |
47 | SR_CONF_REGULATION | SR_CONF_GET, |
48 | SR_CONF_VOLTAGE | SR_CONF_GET, | |
49 | SR_CONF_CURRENT | SR_CONF_GET, | |
50 | SR_CONF_CURRENT_LIMIT | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
51 | SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED | SR_CONF_GET, | |
52 | SR_CONF_OVER_CURRENT_PROTECTION_ENABLED | SR_CONF_GET, | |
53 | SR_CONF_OVER_TEMPERATURE_PROTECTION | SR_CONF_GET, | |
54 | SR_CONF_OVER_TEMPERATURE_PROTECTION_ACTIVE | SR_CONF_GET, | |
2217be1d UH |
55 | SR_CONF_UNDER_VOLTAGE_CONDITION | SR_CONF_GET, |
56 | SR_CONF_UNDER_VOLTAGE_CONDITION_ACTIVE | SR_CONF_GET, | |
803db07a UH |
57 | }; |
58 | ||
6e8d31d4 UH |
59 | SR_PRIV struct sr_dev_driver arachnid_labs_re_load_pro_driver_info; |
60 | ||
6e8d31d4 UH |
61 | static GSList *scan(struct sr_dev_driver *di, GSList *options) |
62 | { | |
803db07a | 63 | struct sr_dev_inst *sdi; |
6e8d31d4 | 64 | struct drv_context *drvc; |
803db07a UH |
65 | struct dev_context *devc; |
66 | struct sr_config *src; | |
67 | struct sr_serial_dev_inst *serial; | |
68 | struct sr_channel_group *cg; | |
69 | struct sr_channel *ch; | |
70 | GSList *l, *devices; | |
71 | int ret, len; | |
72 | const char *conn, *serialcomm; | |
73 | char buf[100]; | |
74 | char *bufptr; | |
8084e0fa | 75 | double version; |
6e8d31d4 UH |
76 | |
77 | devices = NULL; | |
78 | drvc = di->context; | |
79 | drvc->instances = NULL; | |
80 | ||
803db07a UH |
81 | conn = serialcomm = NULL; |
82 | for (l = options; l; l = l->next) { | |
83 | src = l->data; | |
84 | switch (src->key) { | |
85 | case SR_CONF_CONN: | |
86 | conn = g_variant_get_string(src->data, NULL); | |
87 | break; | |
88 | case SR_CONF_SERIALCOMM: | |
89 | serialcomm = g_variant_get_string(src->data, NULL); | |
90 | break; | |
91 | } | |
92 | } | |
93 | if (!conn) | |
94 | return NULL; | |
95 | if (!serialcomm) | |
96 | serialcomm = SERIALCOMM; | |
97 | ||
98 | serial = sr_serial_dev_inst_new(conn, serialcomm); | |
99 | ||
100 | if (serial_open(serial, SERIAL_RDWR) != SR_OK) | |
101 | return NULL; | |
102 | ||
103 | serial_flush(serial); | |
104 | ||
105 | if (serial_write_blocking(serial, CMD_VERSION, | |
106 | strlen(CMD_VERSION), serial_timeout(serial, | |
107 | strlen(CMD_VERSION))) < (int)strlen(CMD_VERSION)) { | |
108 | sr_dbg("Unable to write while probing for hardware."); | |
109 | serial_close(serial); | |
110 | return NULL; | |
111 | } | |
112 | ||
113 | memset(buf, 0, sizeof(buf)); | |
114 | bufptr = buf; | |
115 | len = sizeof(buf); | |
116 | ret = serial_readline(serial, &bufptr, &len, 3000); | |
117 | ||
118 | if (ret < 0 || len < 9 || strncmp((const char *)&buf, "version ", 8)) { | |
119 | sr_dbg("Unable to probe version number."); | |
120 | serial_close(serial); | |
121 | return NULL; | |
122 | } | |
123 | ||
8084e0fa UH |
124 | version = g_ascii_strtod(buf + 8, NULL); |
125 | if (version < 1.10) { | |
126 | sr_info("Firmware >= 1.10 required (got %1.2f).", version); | |
127 | serial_close(serial); | |
128 | return NULL; | |
129 | } | |
130 | ||
803db07a | 131 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
45884333 | 132 | sdi->status = SR_ST_INACTIVE; |
803db07a UH |
133 | sdi->vendor = g_strdup("Arachnid Labs"); |
134 | sdi->model = g_strdup("Re:load Pro"); | |
135 | sdi->version = g_strdup(buf + 8); | |
136 | sdi->driver = &arachnid_labs_re_load_pro_driver_info; | |
137 | sdi->inst_type = SR_INST_SERIAL; | |
138 | sdi->conn = serial; | |
139 | ||
140 | cg = g_malloc0(sizeof(struct sr_channel_group)); | |
141 | cg->name = g_strdup("1"); | |
142 | sdi->channel_groups = g_slist_append(sdi->channel_groups, cg); | |
143 | ||
144 | ch = sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "V"); | |
145 | cg->channels = g_slist_append(cg->channels, ch); | |
146 | ||
147 | ch = sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "I"); | |
148 | cg->channels = g_slist_append(cg->channels, ch); | |
149 | ||
150 | devc = g_malloc0(sizeof(struct dev_context)); | |
151 | sdi->priv = devc; | |
152 | drvc->instances = g_slist_append(drvc->instances, sdi); | |
153 | devices = g_slist_append(devices, sdi); | |
154 | ||
155 | serial_close(serial); | |
156 | if (!devices) | |
157 | sr_serial_dev_inst_free(serial); | |
158 | ||
6e8d31d4 UH |
159 | return devices; |
160 | } | |
161 | ||
803db07a UH |
162 | static int config_list(uint32_t key, GVariant **data, |
163 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
6e8d31d4 | 164 | { |
803db07a UH |
165 | GVariantBuilder gvb; |
166 | int ret; | |
6e8d31d4 | 167 | |
803db07a UH |
168 | /* Always available. */ |
169 | if (key == SR_CONF_SCAN_OPTIONS) { | |
170 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
171 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); | |
172 | return SR_OK; | |
173 | } | |
6e8d31d4 | 174 | |
803db07a UH |
175 | if (key == SR_CONF_DEVICE_OPTIONS && !sdi) { |
176 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
177 | drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t)); | |
178 | return SR_OK; | |
179 | } | |
6e8d31d4 | 180 | |
803db07a UH |
181 | if (!sdi) |
182 | return SR_ERR_ARG; | |
183 | ||
184 | ret = SR_OK; | |
185 | ||
186 | if (!cg) { | |
187 | /* No channel group: global options. */ | |
188 | switch (key) { | |
189 | case SR_CONF_DEVICE_OPTIONS: | |
190 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
191 | devopts, ARRAY_SIZE(devopts), sizeof(uint32_t)); | |
192 | break; | |
193 | default: | |
194 | return SR_ERR_NA; | |
195 | } | |
196 | } else { | |
197 | switch (key) { | |
198 | case SR_CONF_DEVICE_OPTIONS: | |
199 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
200 | devopts_cg, ARRAY_SIZE(devopts_cg), sizeof(uint32_t)); | |
201 | break; | |
202 | case SR_CONF_CURRENT_LIMIT: | |
203 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
204 | /* Min, max, step. */ | |
205 | g_variant_builder_add_value(&gvb, g_variant_new_double(0.0)); | |
206 | g_variant_builder_add_value(&gvb, g_variant_new_double(6.0)); | |
207 | g_variant_builder_add_value(&gvb, g_variant_new_double(0.001)); /* 1mA steps */ | |
208 | *data = g_variant_builder_end(&gvb); | |
209 | break; | |
210 | default: | |
211 | return SR_ERR_NA; | |
212 | } | |
213 | } | |
214 | ||
215 | return ret; | |
6e8d31d4 UH |
216 | } |
217 | ||
218 | static int config_get(uint32_t key, GVariant **data, | |
219 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
220 | { | |
803db07a | 221 | struct dev_context *devc; |
6e8d31d4 | 222 | int ret; |
803db07a | 223 | float fvalue; |
6e8d31d4 | 224 | |
6e8d31d4 UH |
225 | (void)cg; |
226 | ||
803db07a UH |
227 | devc = sdi->priv; |
228 | ||
229 | /* | |
230 | * These features/keys are not supported by the hardware: | |
231 | * - SR_CONF_OVER_VOLTAGE_PROTECTION_ACTIVE | |
232 | * - SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD | |
233 | * - SR_CONF_OVER_CURRENT_PROTECTION_ACTIVE | |
234 | * - SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD | |
8501448c | 235 | * - SR_CONF_ENABLED (state cannot be queried, only set) |
803db07a UH |
236 | */ |
237 | ||
6e8d31d4 UH |
238 | ret = SR_OK; |
239 | switch (key) { | |
803db07a UH |
240 | case SR_CONF_LIMIT_SAMPLES: |
241 | *data = g_variant_new_uint64(devc->limit_samples); | |
242 | break; | |
243 | case SR_CONF_LIMIT_MSEC: | |
244 | *data = g_variant_new_uint64(devc->limit_msec); | |
245 | break; | |
803db07a UH |
246 | case SR_CONF_REGULATION: |
247 | *data = g_variant_new_string("CC"); /* Always CC mode. */ | |
248 | break; | |
249 | case SR_CONF_VOLTAGE: | |
250 | if (reloadpro_get_voltage_current(sdi, &fvalue, NULL) < 0) | |
251 | return SR_ERR; | |
252 | *data = g_variant_new_double(fvalue); | |
253 | break; | |
254 | case SR_CONF_CURRENT: | |
255 | if (reloadpro_get_voltage_current(sdi, NULL, &fvalue) < 0) | |
256 | return SR_ERR; | |
257 | *data = g_variant_new_double(fvalue); | |
258 | break; | |
259 | case SR_CONF_CURRENT_LIMIT: | |
260 | if (reloadpro_get_current_limit(sdi, &fvalue) == SR_OK) | |
261 | *data = g_variant_new_double(fvalue); | |
262 | break; | |
263 | case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED: | |
264 | *data = g_variant_new_boolean(TRUE); /* Always on. */ | |
265 | break; | |
266 | case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED: | |
267 | *data = g_variant_new_boolean(TRUE); /* Always on. */ | |
268 | break; | |
269 | case SR_CONF_OVER_TEMPERATURE_PROTECTION: | |
270 | *data = g_variant_new_boolean(TRUE); /* Always on. */ | |
271 | break; | |
272 | case SR_CONF_OVER_TEMPERATURE_PROTECTION_ACTIVE: | |
273 | *data = g_variant_new_boolean(devc->otp_active); | |
274 | break; | |
2217be1d UH |
275 | case SR_CONF_UNDER_VOLTAGE_CONDITION: |
276 | *data = g_variant_new_boolean(TRUE); /* Always on. */ | |
277 | break; | |
278 | case SR_CONF_UNDER_VOLTAGE_CONDITION_ACTIVE: | |
279 | *data = g_variant_new_boolean(devc->uvc_active); | |
280 | break; | |
6e8d31d4 UH |
281 | default: |
282 | return SR_ERR_NA; | |
283 | } | |
284 | ||
285 | return ret; | |
286 | } | |
287 | ||
288 | static int config_set(uint32_t key, GVariant *data, | |
289 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
290 | { | |
803db07a | 291 | struct dev_context *devc; |
6e8d31d4 UH |
292 | int ret; |
293 | ||
6e8d31d4 UH |
294 | (void)cg; |
295 | ||
296 | if (sdi->status != SR_ST_ACTIVE) | |
297 | return SR_ERR_DEV_CLOSED; | |
298 | ||
803db07a UH |
299 | devc = sdi->priv; |
300 | ||
6e8d31d4 UH |
301 | ret = SR_OK; |
302 | switch (key) { | |
803db07a UH |
303 | case SR_CONF_LIMIT_SAMPLES: |
304 | devc->limit_samples = g_variant_get_uint64(data); | |
305 | break; | |
306 | case SR_CONF_LIMIT_MSEC: | |
307 | devc->limit_msec = g_variant_get_uint64(data); | |
308 | break; | |
8501448c UH |
309 | case SR_CONF_ENABLED: |
310 | ret = reloadpro_set_on_off(sdi, g_variant_get_boolean(data)); | |
311 | break; | |
803db07a UH |
312 | case SR_CONF_CURRENT_LIMIT: |
313 | ret = reloadpro_set_current_limit(sdi, | |
314 | g_variant_get_double(data)); | |
315 | break; | |
6e8d31d4 UH |
316 | default: |
317 | ret = SR_ERR_NA; | |
318 | } | |
319 | ||
320 | return ret; | |
321 | } | |
322 | ||
695dc859 | 323 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) |
6e8d31d4 UH |
324 | { |
325 | int ret; | |
803db07a UH |
326 | struct dev_context *devc; |
327 | struct sr_serial_dev_inst *serial; | |
6e8d31d4 | 328 | |
803db07a UH |
329 | if (sdi->status != SR_ST_ACTIVE) |
330 | return SR_ERR_DEV_CLOSED; | |
331 | ||
332 | devc = sdi->priv; | |
803db07a UH |
333 | serial = sdi->conn; |
334 | ||
335 | /* Send the 'monitor <ms>' command (doesn't have a reply). */ | |
336 | if ((ret = serial_write_blocking(serial, CMD_MONITOR, | |
337 | strlen(CMD_MONITOR), serial_timeout(serial, | |
338 | strlen(CMD_MONITOR)))) < (int)strlen(CMD_MONITOR)) { | |
339 | sr_err("Unable to send 'monitor' command: %d.", ret); | |
340 | return SR_ERR; | |
6e8d31d4 UH |
341 | } |
342 | ||
803db07a UH |
343 | /* Poll every 100ms, or whenever some data comes in. */ |
344 | serial_source_add(sdi->session, serial, G_IO_IN, 100, | |
345 | reloadpro_receive_data, (void *)sdi); | |
6e8d31d4 | 346 | |
695dc859 | 347 | std_session_send_df_header(sdi, LOG_PREFIX); |
6e8d31d4 | 348 | |
803db07a UH |
349 | memset(devc->buf, 0, RELOADPRO_BUFSIZE); |
350 | devc->buflen = 0; | |
351 | devc->num_samples = 0; | |
352 | devc->starttime = g_get_monotonic_time(); | |
6e8d31d4 UH |
353 | |
354 | return SR_OK; | |
355 | } | |
356 | ||
695dc859 | 357 | static int dev_acquisition_stop(struct sr_dev_inst *sdi) |
6e8d31d4 | 358 | { |
6525d819 | 359 | return std_serial_dev_acquisition_stop(sdi, |
803db07a | 360 | std_serial_dev_close, sdi->conn, LOG_PREFIX); |
6e8d31d4 UH |
361 | } |
362 | ||
363 | SR_PRIV struct sr_dev_driver arachnid_labs_re_load_pro_driver_info = { | |
364 | .name = "arachnid-labs-re-load-pro", | |
365 | .longname = "Arachnid Labs Re:load Pro", | |
366 | .api_version = 1, | |
c2fdcc25 | 367 | .init = std_init, |
700d6b64 | 368 | .cleanup = std_cleanup, |
6e8d31d4 | 369 | .scan = scan, |
c01bf34c | 370 | .dev_list = std_dev_list, |
6e8d31d4 UH |
371 | .config_get = config_get, |
372 | .config_set = config_set, | |
373 | .config_list = config_list, | |
803db07a UH |
374 | .dev_open = std_serial_dev_open, |
375 | .dev_close = std_serial_dev_close, | |
6e8d31d4 UH |
376 | .dev_acquisition_start = dev_acquisition_start, |
377 | .dev_acquisition_stop = dev_acquisition_stop, | |
378 | .context = NULL, | |
379 | }; |