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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 | |
2ea1fdf1 | 17 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
6e8d31d4 UH |
18 | */ |
19 | ||
20 | #include <config.h> | |
803db07a | 21 | #include <string.h> |
6e8d31d4 UH |
22 | #include "protocol.h" |
23 | ||
803db07a UH |
24 | #define SERIALCOMM "115200/8n1" |
25 | ||
26 | #define CMD_VERSION "version\r\n" | |
27 | #define CMD_MONITOR "monitor 200\r\n" | |
b76a414d | 28 | #define CMD_MONITOR_STOP "monitor 0\r\n" |
803db07a UH |
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 | static GSList *scan(struct sr_dev_driver *di, GSList *options) |
60 | { | |
803db07a | 61 | struct sr_dev_inst *sdi; |
803db07a UH |
62 | struct dev_context *devc; |
63 | struct sr_config *src; | |
64 | struct sr_serial_dev_inst *serial; | |
65 | struct sr_channel_group *cg; | |
66 | struct sr_channel *ch; | |
43376f33 | 67 | GSList *l; |
803db07a UH |
68 | int ret, len; |
69 | const char *conn, *serialcomm; | |
70 | char buf[100]; | |
71 | char *bufptr; | |
8084e0fa | 72 | double version; |
6e8d31d4 | 73 | |
803db07a UH |
74 | conn = serialcomm = NULL; |
75 | for (l = options; l; l = l->next) { | |
76 | src = l->data; | |
77 | switch (src->key) { | |
78 | case SR_CONF_CONN: | |
79 | conn = g_variant_get_string(src->data, NULL); | |
80 | break; | |
81 | case SR_CONF_SERIALCOMM: | |
82 | serialcomm = g_variant_get_string(src->data, NULL); | |
83 | break; | |
84 | } | |
85 | } | |
86 | if (!conn) | |
87 | return NULL; | |
88 | if (!serialcomm) | |
89 | serialcomm = SERIALCOMM; | |
90 | ||
91 | serial = sr_serial_dev_inst_new(conn, serialcomm); | |
92 | ||
93 | if (serial_open(serial, SERIAL_RDWR) != SR_OK) | |
94 | return NULL; | |
95 | ||
96 | serial_flush(serial); | |
97 | ||
b76a414d FS |
98 | /* |
99 | * First stop potentially running monitoring and wait for 50ms before | |
100 | * next command can be sent. | |
101 | */ | |
102 | if (serial_write_blocking(serial, CMD_MONITOR_STOP, | |
103 | strlen(CMD_MONITOR_STOP), serial_timeout(serial, | |
104 | strlen(CMD_MONITOR_STOP))) < (int)strlen(CMD_MONITOR_STOP)) { | |
105 | sr_dbg("Unable to write while probing for hardware."); | |
106 | serial_close(serial); | |
107 | return NULL; | |
108 | } | |
109 | g_usleep(50 * 1000); | |
110 | ||
803db07a UH |
111 | if (serial_write_blocking(serial, CMD_VERSION, |
112 | strlen(CMD_VERSION), serial_timeout(serial, | |
113 | strlen(CMD_VERSION))) < (int)strlen(CMD_VERSION)) { | |
114 | sr_dbg("Unable to write while probing for hardware."); | |
115 | serial_close(serial); | |
116 | return NULL; | |
117 | } | |
118 | ||
119 | memset(buf, 0, sizeof(buf)); | |
120 | bufptr = buf; | |
121 | len = sizeof(buf); | |
122 | ret = serial_readline(serial, &bufptr, &len, 3000); | |
123 | ||
124 | if (ret < 0 || len < 9 || strncmp((const char *)&buf, "version ", 8)) { | |
125 | sr_dbg("Unable to probe version number."); | |
126 | serial_close(serial); | |
127 | return NULL; | |
128 | } | |
129 | ||
8084e0fa UH |
130 | version = g_ascii_strtod(buf + 8, NULL); |
131 | if (version < 1.10) { | |
132 | sr_info("Firmware >= 1.10 required (got %1.2f).", version); | |
133 | serial_close(serial); | |
134 | return NULL; | |
135 | } | |
136 | ||
803db07a | 137 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
45884333 | 138 | sdi->status = SR_ST_INACTIVE; |
803db07a UH |
139 | sdi->vendor = g_strdup("Arachnid Labs"); |
140 | sdi->model = g_strdup("Re:load Pro"); | |
141 | sdi->version = g_strdup(buf + 8); | |
803db07a UH |
142 | sdi->inst_type = SR_INST_SERIAL; |
143 | sdi->conn = serial; | |
144 | ||
145 | cg = g_malloc0(sizeof(struct sr_channel_group)); | |
146 | cg->name = g_strdup("1"); | |
147 | sdi->channel_groups = g_slist_append(sdi->channel_groups, cg); | |
148 | ||
149 | ch = sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "V"); | |
150 | cg->channels = g_slist_append(cg->channels, ch); | |
151 | ||
152 | ch = sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "I"); | |
153 | cg->channels = g_slist_append(cg->channels, ch); | |
154 | ||
155 | devc = g_malloc0(sizeof(struct dev_context)); | |
014c7f93 | 156 | sr_sw_limits_init(&devc->limits); |
803db07a | 157 | sdi->priv = devc; |
803db07a UH |
158 | |
159 | serial_close(serial); | |
803db07a | 160 | |
43376f33 | 161 | return std_scan_complete(di, g_slist_append(NULL, sdi)); |
6e8d31d4 UH |
162 | } |
163 | ||
803db07a UH |
164 | static int config_list(uint32_t key, GVariant **data, |
165 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
6e8d31d4 | 166 | { |
803db07a | 167 | if (!cg) { |
e66d1892 | 168 | return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts); |
803db07a UH |
169 | } else { |
170 | switch (key) { | |
171 | case SR_CONF_DEVICE_OPTIONS: | |
53012da6 | 172 | *data = std_gvar_array_u32(ARRAY_AND_SIZE(devopts_cg)); |
803db07a UH |
173 | break; |
174 | case SR_CONF_CURRENT_LIMIT: | |
54d471f4 | 175 | *data = std_gvar_min_max_step(0.0, 6.0, 0.001); |
803db07a UH |
176 | break; |
177 | default: | |
178 | return SR_ERR_NA; | |
179 | } | |
180 | } | |
181 | ||
a9010323 | 182 | return SR_OK; |
6e8d31d4 UH |
183 | } |
184 | ||
185 | static int config_get(uint32_t key, GVariant **data, | |
186 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
187 | { | |
803db07a | 188 | struct dev_context *devc; |
803db07a | 189 | float fvalue; |
6e8d31d4 | 190 | |
6e8d31d4 UH |
191 | (void)cg; |
192 | ||
803db07a UH |
193 | devc = sdi->priv; |
194 | ||
195 | /* | |
196 | * These features/keys are not supported by the hardware: | |
197 | * - SR_CONF_OVER_VOLTAGE_PROTECTION_ACTIVE | |
198 | * - SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD | |
199 | * - SR_CONF_OVER_CURRENT_PROTECTION_ACTIVE | |
200 | * - SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD | |
8501448c | 201 | * - SR_CONF_ENABLED (state cannot be queried, only set) |
803db07a UH |
202 | */ |
203 | ||
6e8d31d4 | 204 | switch (key) { |
803db07a | 205 | case SR_CONF_LIMIT_SAMPLES: |
803db07a | 206 | case SR_CONF_LIMIT_MSEC: |
014c7f93 | 207 | return sr_sw_limits_config_get(&devc->limits, key, data); |
803db07a UH |
208 | case SR_CONF_REGULATION: |
209 | *data = g_variant_new_string("CC"); /* Always CC mode. */ | |
210 | break; | |
211 | case SR_CONF_VOLTAGE: | |
212 | if (reloadpro_get_voltage_current(sdi, &fvalue, NULL) < 0) | |
213 | return SR_ERR; | |
214 | *data = g_variant_new_double(fvalue); | |
215 | break; | |
216 | case SR_CONF_CURRENT: | |
217 | if (reloadpro_get_voltage_current(sdi, NULL, &fvalue) < 0) | |
218 | return SR_ERR; | |
219 | *data = g_variant_new_double(fvalue); | |
220 | break; | |
221 | case SR_CONF_CURRENT_LIMIT: | |
222 | if (reloadpro_get_current_limit(sdi, &fvalue) == SR_OK) | |
223 | *data = g_variant_new_double(fvalue); | |
224 | break; | |
225 | case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED: | |
226 | *data = g_variant_new_boolean(TRUE); /* Always on. */ | |
227 | break; | |
228 | case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED: | |
229 | *data = g_variant_new_boolean(TRUE); /* Always on. */ | |
230 | break; | |
231 | case SR_CONF_OVER_TEMPERATURE_PROTECTION: | |
232 | *data = g_variant_new_boolean(TRUE); /* Always on. */ | |
233 | break; | |
234 | case SR_CONF_OVER_TEMPERATURE_PROTECTION_ACTIVE: | |
235 | *data = g_variant_new_boolean(devc->otp_active); | |
236 | break; | |
2217be1d UH |
237 | case SR_CONF_UNDER_VOLTAGE_CONDITION: |
238 | *data = g_variant_new_boolean(TRUE); /* Always on. */ | |
239 | break; | |
240 | case SR_CONF_UNDER_VOLTAGE_CONDITION_ACTIVE: | |
241 | *data = g_variant_new_boolean(devc->uvc_active); | |
242 | break; | |
6e8d31d4 UH |
243 | default: |
244 | return SR_ERR_NA; | |
245 | } | |
246 | ||
a9010323 | 247 | return SR_OK; |
6e8d31d4 UH |
248 | } |
249 | ||
250 | static int config_set(uint32_t key, GVariant *data, | |
251 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
252 | { | |
803db07a | 253 | struct dev_context *devc; |
6e8d31d4 | 254 | |
6e8d31d4 UH |
255 | (void)cg; |
256 | ||
803db07a UH |
257 | devc = sdi->priv; |
258 | ||
6e8d31d4 | 259 | switch (key) { |
803db07a | 260 | case SR_CONF_LIMIT_SAMPLES: |
cd04f641 | 261 | case SR_CONF_LIMIT_MSEC: |
014c7f93 | 262 | return sr_sw_limits_config_set(&devc->limits, key, data); |
8501448c | 263 | case SR_CONF_ENABLED: |
758906aa | 264 | return reloadpro_set_on_off(sdi, g_variant_get_boolean(data)); |
803db07a | 265 | case SR_CONF_CURRENT_LIMIT: |
758906aa | 266 | return reloadpro_set_current_limit(sdi, g_variant_get_double(data)); |
6e8d31d4 | 267 | default: |
758906aa | 268 | return SR_ERR_NA; |
6e8d31d4 UH |
269 | } |
270 | ||
758906aa | 271 | return SR_OK; |
6e8d31d4 UH |
272 | } |
273 | ||
b76a414d FS |
274 | static int dev_close(struct sr_dev_inst *sdi) |
275 | { | |
276 | if (serial_write_blocking(sdi->conn, CMD_MONITOR_STOP, | |
277 | strlen(CMD_MONITOR_STOP), serial_timeout(sdi->conn, | |
278 | strlen(CMD_MONITOR_STOP))) < (int)strlen(CMD_MONITOR_STOP)) { | |
279 | sr_dbg("Unable to stop monitoring."); | |
280 | } | |
281 | ||
282 | return std_serial_dev_close(sdi); | |
283 | } | |
284 | ||
695dc859 | 285 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) |
6e8d31d4 UH |
286 | { |
287 | int ret; | |
803db07a UH |
288 | struct dev_context *devc; |
289 | struct sr_serial_dev_inst *serial; | |
6e8d31d4 | 290 | |
803db07a | 291 | devc = sdi->priv; |
803db07a UH |
292 | serial = sdi->conn; |
293 | ||
294 | /* Send the 'monitor <ms>' command (doesn't have a reply). */ | |
295 | if ((ret = serial_write_blocking(serial, CMD_MONITOR, | |
296 | strlen(CMD_MONITOR), serial_timeout(serial, | |
297 | strlen(CMD_MONITOR)))) < (int)strlen(CMD_MONITOR)) { | |
298 | sr_err("Unable to send 'monitor' command: %d.", ret); | |
299 | return SR_ERR; | |
6e8d31d4 UH |
300 | } |
301 | ||
803db07a UH |
302 | serial_source_add(sdi->session, serial, G_IO_IN, 100, |
303 | reloadpro_receive_data, (void *)sdi); | |
6e8d31d4 | 304 | |
014c7f93 | 305 | sr_sw_limits_acquisition_start(&devc->limits); |
bee2b016 | 306 | std_session_send_df_header(sdi); |
6e8d31d4 | 307 | |
803db07a UH |
308 | memset(devc->buf, 0, RELOADPRO_BUFSIZE); |
309 | devc->buflen = 0; | |
6e8d31d4 UH |
310 | |
311 | return SR_OK; | |
312 | } | |
313 | ||
dd5c48a6 | 314 | static struct sr_dev_driver arachnid_labs_re_load_pro_driver_info = { |
6e8d31d4 UH |
315 | .name = "arachnid-labs-re-load-pro", |
316 | .longname = "Arachnid Labs Re:load Pro", | |
317 | .api_version = 1, | |
c2fdcc25 | 318 | .init = std_init, |
700d6b64 | 319 | .cleanup = std_cleanup, |
6e8d31d4 | 320 | .scan = scan, |
c01bf34c | 321 | .dev_list = std_dev_list, |
f778bf02 | 322 | .dev_clear = std_dev_clear, |
6e8d31d4 UH |
323 | .config_get = config_get, |
324 | .config_set = config_set, | |
325 | .config_list = config_list, | |
803db07a | 326 | .dev_open = std_serial_dev_open, |
b76a414d | 327 | .dev_close = dev_close, |
6e8d31d4 | 328 | .dev_acquisition_start = dev_acquisition_start, |
4b1a9d5d | 329 | .dev_acquisition_stop = std_serial_dev_acquisition_stop, |
6e8d31d4 UH |
330 | .context = NULL, |
331 | }; | |
dd5c48a6 | 332 | SR_REGISTER_DEV_DRIVER(arachnid_labs_re_load_pro_driver_info); |