2 * This file is part of the libsigrok project.
4 * Copyright (C) 2015-2016 Uwe Hermann <uwe@hermann-uwe.de>
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.
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.
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
25 #define SERIALCOMM "115200/8n1"
27 #define CMD_VERSION "version\r\n"
28 #define CMD_MONITOR "monitor 200\r\n"
30 static const uint32_t scanopts[] = {
35 static const uint32_t drvopts[] = {
36 SR_CONF_ELECTRONIC_LOAD,
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,
45 static const uint32_t devopts_cg[] = {
46 SR_CONF_ENABLED | SR_CONF_SET,
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,
57 SR_PRIV struct sr_dev_driver arachnid_labs_re_load_pro_driver_info;
59 static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx)
61 return std_init(sr_ctx, di, LOG_PREFIX);
64 static GSList *scan(struct sr_dev_driver *di, GSList *options)
66 struct sr_dev_inst *sdi;
67 struct drv_context *drvc;
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;
75 const char *conn, *serialcomm;
82 drvc->instances = NULL;
84 conn = serialcomm = NULL;
85 for (l = options; l; l = l->next) {
89 conn = g_variant_get_string(src->data, NULL);
91 case SR_CONF_SERIALCOMM:
92 serialcomm = g_variant_get_string(src->data, NULL);
99 serialcomm = SERIALCOMM;
101 serial = sr_serial_dev_inst_new(conn, serialcomm);
103 if (serial_open(serial, SERIAL_RDWR) != SR_OK)
106 serial_flush(serial);
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);
116 memset(buf, 0, sizeof(buf));
119 ret = serial_readline(serial, &bufptr, &len, 3000);
121 if (ret < 0 || len < 9 || strncmp((const char *)&buf, "version ", 8)) {
122 sr_dbg("Unable to probe version number.");
123 serial_close(serial);
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);
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;
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);
147 ch = sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "V");
148 cg->channels = g_slist_append(cg->channels, ch);
150 ch = sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "I");
151 cg->channels = g_slist_append(cg->channels, ch);
153 devc = g_malloc0(sizeof(struct dev_context));
155 drvc->instances = g_slist_append(drvc->instances, sdi);
156 devices = g_slist_append(devices, sdi);
158 serial_close(serial);
160 sr_serial_dev_inst_free(serial);
165 static GSList *dev_list(const struct sr_dev_driver *di)
167 return ((struct drv_context *)(di->context))->instances;
170 static int dev_clear(const struct sr_dev_driver *di)
172 return std_dev_clear(di, NULL);
175 static int cleanup(const struct sr_dev_driver *di)
177 return dev_clear(di);
180 static int config_list(uint32_t key, GVariant **data,
181 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
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));
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));
205 /* No channel group: global options. */
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));
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));
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);
236 static int config_get(uint32_t key, GVariant **data,
237 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
239 struct dev_context *devc;
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
253 * - SR_CONF_ENABLED (state cannot be queried, only set)
258 case SR_CONF_LIMIT_SAMPLES:
259 *data = g_variant_new_uint64(devc->limit_samples);
261 case SR_CONF_LIMIT_MSEC:
262 *data = g_variant_new_uint64(devc->limit_msec);
264 case SR_CONF_REGULATION:
265 *data = g_variant_new_string("CC"); /* Always CC mode. */
267 case SR_CONF_VOLTAGE:
268 if (reloadpro_get_voltage_current(sdi, &fvalue, NULL) < 0)
270 *data = g_variant_new_double(fvalue);
272 case SR_CONF_CURRENT:
273 if (reloadpro_get_voltage_current(sdi, NULL, &fvalue) < 0)
275 *data = g_variant_new_double(fvalue);
277 case SR_CONF_CURRENT_LIMIT:
278 if (reloadpro_get_current_limit(sdi, &fvalue) == SR_OK)
279 *data = g_variant_new_double(fvalue);
281 case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
282 *data = g_variant_new_boolean(TRUE); /* Always on. */
284 case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
285 *data = g_variant_new_boolean(TRUE); /* Always on. */
287 case SR_CONF_OVER_TEMPERATURE_PROTECTION:
288 *data = g_variant_new_boolean(TRUE); /* Always on. */
290 case SR_CONF_OVER_TEMPERATURE_PROTECTION_ACTIVE:
291 *data = g_variant_new_boolean(devc->otp_active);
300 static int config_set(uint32_t key, GVariant *data,
301 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
303 struct dev_context *devc;
308 if (sdi->status != SR_ST_ACTIVE)
309 return SR_ERR_DEV_CLOSED;
315 case SR_CONF_LIMIT_SAMPLES:
316 devc->limit_samples = g_variant_get_uint64(data);
318 case SR_CONF_LIMIT_MSEC:
319 devc->limit_msec = g_variant_get_uint64(data);
321 case SR_CONF_ENABLED:
322 ret = reloadpro_set_on_off(sdi, g_variant_get_boolean(data));
324 case SR_CONF_CURRENT_LIMIT:
325 ret = reloadpro_set_current_limit(sdi,
326 g_variant_get_double(data));
335 static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
338 struct dev_context *devc;
339 struct sr_serial_dev_inst *serial;
343 if (sdi->status != SR_ST_ACTIVE)
344 return SR_ERR_DEV_CLOSED;
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);
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);
362 std_session_send_df_header(cb_data, LOG_PREFIX);
364 memset(devc->buf, 0, RELOADPRO_BUFSIZE);
366 devc->num_samples = 0;
367 devc->starttime = g_get_monotonic_time();
372 static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
374 return std_serial_dev_acquisition_stop(sdi, cb_data,
375 std_serial_dev_close, sdi->conn, LOG_PREFIX);
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",
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,
390 .dev_open = std_serial_dev_open,
391 .dev_close = std_serial_dev_close,
392 .dev_acquisition_start = dev_acquisition_start,
393 .dev_acquisition_stop = dev_acquisition_stop,