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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[] = { | |
40 | SR_CONF_CONTINUOUS | SR_CONF_SET, | |
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, | |
55 | }; | |
56 | ||
6e8d31d4 UH |
57 | SR_PRIV struct sr_dev_driver arachnid_labs_re_load_pro_driver_info; |
58 | ||
59 | static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx) | |
60 | { | |
61 | return std_init(sr_ctx, di, LOG_PREFIX); | |
62 | } | |
63 | ||
64 | static GSList *scan(struct sr_dev_driver *di, GSList *options) | |
65 | { | |
803db07a | 66 | struct sr_dev_inst *sdi; |
6e8d31d4 | 67 | struct drv_context *drvc; |
803db07a UH |
68 | struct dev_context *devc; |
69 | struct sr_config *src; | |
70 | struct sr_serial_dev_inst *serial; | |
71 | struct sr_channel_group *cg; | |
72 | struct sr_channel *ch; | |
73 | GSList *l, *devices; | |
74 | int ret, len; | |
75 | const char *conn, *serialcomm; | |
76 | char buf[100]; | |
77 | char *bufptr; | |
8084e0fa | 78 | double version; |
6e8d31d4 UH |
79 | |
80 | devices = NULL; | |
81 | drvc = di->context; | |
82 | drvc->instances = NULL; | |
83 | ||
803db07a UH |
84 | conn = serialcomm = NULL; |
85 | for (l = options; l; l = l->next) { | |
86 | src = l->data; | |
87 | switch (src->key) { | |
88 | case SR_CONF_CONN: | |
89 | conn = g_variant_get_string(src->data, NULL); | |
90 | break; | |
91 | case SR_CONF_SERIALCOMM: | |
92 | serialcomm = g_variant_get_string(src->data, NULL); | |
93 | break; | |
94 | } | |
95 | } | |
96 | if (!conn) | |
97 | return NULL; | |
98 | if (!serialcomm) | |
99 | serialcomm = SERIALCOMM; | |
100 | ||
101 | serial = sr_serial_dev_inst_new(conn, serialcomm); | |
102 | ||
103 | if (serial_open(serial, SERIAL_RDWR) != SR_OK) | |
104 | return NULL; | |
105 | ||
106 | serial_flush(serial); | |
107 | ||
108 | if (serial_write_blocking(serial, CMD_VERSION, | |
109 | strlen(CMD_VERSION), serial_timeout(serial, | |
110 | strlen(CMD_VERSION))) < (int)strlen(CMD_VERSION)) { | |
111 | sr_dbg("Unable to write while probing for hardware."); | |
112 | serial_close(serial); | |
113 | return NULL; | |
114 | } | |
115 | ||
116 | memset(buf, 0, sizeof(buf)); | |
117 | bufptr = buf; | |
118 | len = sizeof(buf); | |
119 | ret = serial_readline(serial, &bufptr, &len, 3000); | |
120 | ||
121 | if (ret < 0 || len < 9 || strncmp((const char *)&buf, "version ", 8)) { | |
122 | sr_dbg("Unable to probe version number."); | |
123 | serial_close(serial); | |
124 | return NULL; | |
125 | } | |
126 | ||
8084e0fa UH |
127 | version = g_ascii_strtod(buf + 8, NULL); |
128 | if (version < 1.10) { | |
129 | sr_info("Firmware >= 1.10 required (got %1.2f).", version); | |
130 | serial_close(serial); | |
131 | return NULL; | |
132 | } | |
133 | ||
803db07a UH |
134 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
135 | sdi->status = SR_ST_ACTIVE; | |
136 | sdi->vendor = g_strdup("Arachnid Labs"); | |
137 | sdi->model = g_strdup("Re:load Pro"); | |
138 | sdi->version = g_strdup(buf + 8); | |
139 | sdi->driver = &arachnid_labs_re_load_pro_driver_info; | |
140 | sdi->inst_type = SR_INST_SERIAL; | |
141 | sdi->conn = serial; | |
142 | ||
143 | cg = g_malloc0(sizeof(struct sr_channel_group)); | |
144 | cg->name = g_strdup("1"); | |
145 | sdi->channel_groups = g_slist_append(sdi->channel_groups, cg); | |
146 | ||
147 | ch = sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "V"); | |
148 | cg->channels = g_slist_append(cg->channels, ch); | |
149 | ||
150 | ch = sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "I"); | |
151 | cg->channels = g_slist_append(cg->channels, ch); | |
152 | ||
153 | devc = g_malloc0(sizeof(struct dev_context)); | |
154 | sdi->priv = devc; | |
155 | drvc->instances = g_slist_append(drvc->instances, sdi); | |
156 | devices = g_slist_append(devices, sdi); | |
157 | ||
158 | serial_close(serial); | |
159 | if (!devices) | |
160 | sr_serial_dev_inst_free(serial); | |
161 | ||
6e8d31d4 UH |
162 | return devices; |
163 | } | |
164 | ||
165 | static GSList *dev_list(const struct sr_dev_driver *di) | |
166 | { | |
167 | return ((struct drv_context *)(di->context))->instances; | |
168 | } | |
169 | ||
170 | static int dev_clear(const struct sr_dev_driver *di) | |
171 | { | |
172 | return std_dev_clear(di, NULL); | |
173 | } | |
174 | ||
803db07a | 175 | static int cleanup(const struct sr_dev_driver *di) |
6e8d31d4 | 176 | { |
803db07a | 177 | return dev_clear(di); |
6e8d31d4 UH |
178 | } |
179 | ||
803db07a UH |
180 | static int config_list(uint32_t key, GVariant **data, |
181 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
6e8d31d4 | 182 | { |
803db07a UH |
183 | GVariantBuilder gvb; |
184 | int ret; | |
6e8d31d4 | 185 | |
803db07a UH |
186 | /* Always available. */ |
187 | if (key == SR_CONF_SCAN_OPTIONS) { | |
188 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
189 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); | |
190 | return SR_OK; | |
191 | } | |
6e8d31d4 | 192 | |
803db07a UH |
193 | if (key == SR_CONF_DEVICE_OPTIONS && !sdi) { |
194 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
195 | drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t)); | |
196 | return SR_OK; | |
197 | } | |
6e8d31d4 | 198 | |
803db07a UH |
199 | if (!sdi) |
200 | return SR_ERR_ARG; | |
201 | ||
202 | ret = SR_OK; | |
203 | ||
204 | if (!cg) { | |
205 | /* No channel group: global options. */ | |
206 | switch (key) { | |
207 | case SR_CONF_DEVICE_OPTIONS: | |
208 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
209 | devopts, ARRAY_SIZE(devopts), sizeof(uint32_t)); | |
210 | break; | |
211 | default: | |
212 | return SR_ERR_NA; | |
213 | } | |
214 | } else { | |
215 | switch (key) { | |
216 | case SR_CONF_DEVICE_OPTIONS: | |
217 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
218 | devopts_cg, ARRAY_SIZE(devopts_cg), sizeof(uint32_t)); | |
219 | break; | |
220 | case SR_CONF_CURRENT_LIMIT: | |
221 | g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY); | |
222 | /* Min, max, step. */ | |
223 | g_variant_builder_add_value(&gvb, g_variant_new_double(0.0)); | |
224 | g_variant_builder_add_value(&gvb, g_variant_new_double(6.0)); | |
225 | g_variant_builder_add_value(&gvb, g_variant_new_double(0.001)); /* 1mA steps */ | |
226 | *data = g_variant_builder_end(&gvb); | |
227 | break; | |
228 | default: | |
229 | return SR_ERR_NA; | |
230 | } | |
231 | } | |
232 | ||
233 | return ret; | |
6e8d31d4 UH |
234 | } |
235 | ||
236 | static int config_get(uint32_t key, GVariant **data, | |
237 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
238 | { | |
803db07a | 239 | struct dev_context *devc; |
6e8d31d4 | 240 | int ret; |
803db07a | 241 | float fvalue; |
6e8d31d4 | 242 | |
6e8d31d4 UH |
243 | (void)cg; |
244 | ||
803db07a UH |
245 | devc = sdi->priv; |
246 | ||
247 | /* | |
248 | * These features/keys are not supported by the hardware: | |
249 | * - SR_CONF_OVER_VOLTAGE_PROTECTION_ACTIVE | |
250 | * - SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD | |
251 | * - SR_CONF_OVER_CURRENT_PROTECTION_ACTIVE | |
252 | * - SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD | |
8501448c | 253 | * - SR_CONF_ENABLED (state cannot be queried, only set) |
803db07a UH |
254 | */ |
255 | ||
6e8d31d4 UH |
256 | ret = SR_OK; |
257 | switch (key) { | |
803db07a UH |
258 | case SR_CONF_LIMIT_SAMPLES: |
259 | *data = g_variant_new_uint64(devc->limit_samples); | |
260 | break; | |
261 | case SR_CONF_LIMIT_MSEC: | |
262 | *data = g_variant_new_uint64(devc->limit_msec); | |
263 | break; | |
803db07a UH |
264 | case SR_CONF_REGULATION: |
265 | *data = g_variant_new_string("CC"); /* Always CC mode. */ | |
266 | break; | |
267 | case SR_CONF_VOLTAGE: | |
268 | if (reloadpro_get_voltage_current(sdi, &fvalue, NULL) < 0) | |
269 | return SR_ERR; | |
270 | *data = g_variant_new_double(fvalue); | |
271 | break; | |
272 | case SR_CONF_CURRENT: | |
273 | if (reloadpro_get_voltage_current(sdi, NULL, &fvalue) < 0) | |
274 | return SR_ERR; | |
275 | *data = g_variant_new_double(fvalue); | |
276 | break; | |
277 | case SR_CONF_CURRENT_LIMIT: | |
278 | if (reloadpro_get_current_limit(sdi, &fvalue) == SR_OK) | |
279 | *data = g_variant_new_double(fvalue); | |
280 | break; | |
281 | case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED: | |
282 | *data = g_variant_new_boolean(TRUE); /* Always on. */ | |
283 | break; | |
284 | case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED: | |
285 | *data = g_variant_new_boolean(TRUE); /* Always on. */ | |
286 | break; | |
287 | case SR_CONF_OVER_TEMPERATURE_PROTECTION: | |
288 | *data = g_variant_new_boolean(TRUE); /* Always on. */ | |
289 | break; | |
290 | case SR_CONF_OVER_TEMPERATURE_PROTECTION_ACTIVE: | |
291 | *data = g_variant_new_boolean(devc->otp_active); | |
292 | break; | |
6e8d31d4 UH |
293 | default: |
294 | return SR_ERR_NA; | |
295 | } | |
296 | ||
297 | return ret; | |
298 | } | |
299 | ||
300 | static int config_set(uint32_t key, GVariant *data, | |
301 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
302 | { | |
803db07a | 303 | struct dev_context *devc; |
6e8d31d4 UH |
304 | int ret; |
305 | ||
6e8d31d4 UH |
306 | (void)cg; |
307 | ||
308 | if (sdi->status != SR_ST_ACTIVE) | |
309 | return SR_ERR_DEV_CLOSED; | |
310 | ||
803db07a UH |
311 | devc = sdi->priv; |
312 | ||
6e8d31d4 UH |
313 | ret = SR_OK; |
314 | switch (key) { | |
803db07a UH |
315 | case SR_CONF_LIMIT_SAMPLES: |
316 | devc->limit_samples = g_variant_get_uint64(data); | |
317 | break; | |
318 | case SR_CONF_LIMIT_MSEC: | |
319 | devc->limit_msec = g_variant_get_uint64(data); | |
320 | break; | |
8501448c UH |
321 | case SR_CONF_ENABLED: |
322 | ret = reloadpro_set_on_off(sdi, g_variant_get_boolean(data)); | |
323 | break; | |
803db07a UH |
324 | case SR_CONF_CURRENT_LIMIT: |
325 | ret = reloadpro_set_current_limit(sdi, | |
326 | g_variant_get_double(data)); | |
327 | break; | |
6e8d31d4 UH |
328 | default: |
329 | ret = SR_ERR_NA; | |
330 | } | |
331 | ||
332 | return ret; | |
333 | } | |
334 | ||
803db07a | 335 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) |
6e8d31d4 UH |
336 | { |
337 | int ret; | |
803db07a UH |
338 | struct dev_context *devc; |
339 | struct sr_serial_dev_inst *serial; | |
6e8d31d4 | 340 | |
803db07a | 341 | (void)cb_data; |
6e8d31d4 | 342 | |
803db07a UH |
343 | if (sdi->status != SR_ST_ACTIVE) |
344 | return SR_ERR_DEV_CLOSED; | |
345 | ||
346 | devc = sdi->priv; | |
347 | ||
348 | serial = sdi->conn; | |
349 | ||
350 | /* Send the 'monitor <ms>' command (doesn't have a reply). */ | |
351 | if ((ret = serial_write_blocking(serial, CMD_MONITOR, | |
352 | strlen(CMD_MONITOR), serial_timeout(serial, | |
353 | strlen(CMD_MONITOR)))) < (int)strlen(CMD_MONITOR)) { | |
354 | sr_err("Unable to send 'monitor' command: %d.", ret); | |
355 | return SR_ERR; | |
6e8d31d4 UH |
356 | } |
357 | ||
803db07a UH |
358 | /* Poll every 100ms, or whenever some data comes in. */ |
359 | serial_source_add(sdi->session, serial, G_IO_IN, 100, | |
360 | reloadpro_receive_data, (void *)sdi); | |
6e8d31d4 | 361 | |
803db07a | 362 | std_session_send_df_header(cb_data, LOG_PREFIX); |
6e8d31d4 | 363 | |
803db07a UH |
364 | memset(devc->buf, 0, RELOADPRO_BUFSIZE); |
365 | devc->buflen = 0; | |
366 | devc->num_samples = 0; | |
367 | devc->starttime = g_get_monotonic_time(); | |
6e8d31d4 UH |
368 | |
369 | return SR_OK; | |
370 | } | |
371 | ||
372 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) | |
373 | { | |
803db07a UH |
374 | return std_serial_dev_acquisition_stop(sdi, cb_data, |
375 | std_serial_dev_close, sdi->conn, LOG_PREFIX); | |
6e8d31d4 UH |
376 | } |
377 | ||
378 | SR_PRIV struct sr_dev_driver arachnid_labs_re_load_pro_driver_info = { | |
379 | .name = "arachnid-labs-re-load-pro", | |
380 | .longname = "Arachnid Labs Re:load Pro", | |
381 | .api_version = 1, | |
382 | .init = init, | |
383 | .cleanup = cleanup, | |
384 | .scan = scan, | |
385 | .dev_list = dev_list, | |
386 | .dev_clear = dev_clear, | |
387 | .config_get = config_get, | |
388 | .config_set = config_set, | |
389 | .config_list = config_list, | |
803db07a UH |
390 | .dev_open = std_serial_dev_open, |
391 | .dev_close = std_serial_dev_close, | |
6e8d31d4 UH |
392 | .dev_acquisition_start = dev_acquisition_start, |
393 | .dev_acquisition_stop = dev_acquisition_stop, | |
394 | .context = NULL, | |
395 | }; |