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Change sr_dev_inst_new() to take no parameters.
[libsigrok.git] / src / hardware / serial-dmm / api.c
... / ...
CommitLineData
1/*
2 * This file is part of the libsigrok project.
3 *
4 * Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
5 * Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.com>
6 * Copyright (C) 2012 Uwe Hermann <uwe@hermann-uwe.de>
7 *
8 * This program is free software: you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation, either version 3 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 */
21
22#include <sys/types.h>
23#include <sys/stat.h>
24#include <fcntl.h>
25#include <string.h>
26#include <errno.h>
27#include <glib.h>
28#include "libsigrok.h"
29#include "libsigrok-internal.h"
30#include "protocol.h"
31
32static const uint32_t scanopts[] = {
33 SR_CONF_CONN,
34 SR_CONF_SERIALCOMM,
35};
36
37static const uint32_t devopts[] = {
38 SR_CONF_MULTIMETER,
39 SR_CONF_CONTINUOUS,
40 SR_CONF_LIMIT_SAMPLES | SR_CONF_SET,
41 SR_CONF_LIMIT_MSEC | SR_CONF_SET,
42};
43
44SR_PRIV struct sr_dev_driver bbcgm_m2110_driver_info;
45SR_PRIV struct sr_dev_driver digitek_dt4000zc_driver_info;
46SR_PRIV struct sr_dev_driver tekpower_tp4000zc_driver_info;
47SR_PRIV struct sr_dev_driver metex_me31_driver_info;
48SR_PRIV struct sr_dev_driver peaktech_3410_driver_info;
49SR_PRIV struct sr_dev_driver mastech_mas345_driver_info;
50SR_PRIV struct sr_dev_driver va_va18b_driver_info;
51SR_PRIV struct sr_dev_driver va_va40b_driver_info;
52SR_PRIV struct sr_dev_driver metex_m3640d_driver_info;
53SR_PRIV struct sr_dev_driver metex_m4650cr_driver_info;
54SR_PRIV struct sr_dev_driver peaktech_4370_driver_info;
55SR_PRIV struct sr_dev_driver pce_pce_dm32_driver_info;
56SR_PRIV struct sr_dev_driver radioshack_22_168_driver_info;
57SR_PRIV struct sr_dev_driver radioshack_22_805_driver_info;
58SR_PRIV struct sr_dev_driver radioshack_22_812_driver_info;
59SR_PRIV struct sr_dev_driver tecpel_dmm_8061_ser_driver_info;
60SR_PRIV struct sr_dev_driver voltcraft_m3650cr_driver_info;
61SR_PRIV struct sr_dev_driver voltcraft_m3650d_driver_info;
62SR_PRIV struct sr_dev_driver voltcraft_m4650cr_driver_info;
63SR_PRIV struct sr_dev_driver voltcraft_me42_driver_info;
64SR_PRIV struct sr_dev_driver voltcraft_vc820_ser_driver_info;
65SR_PRIV struct sr_dev_driver voltcraft_vc830_ser_driver_info;
66SR_PRIV struct sr_dev_driver voltcraft_vc840_ser_driver_info;
67SR_PRIV struct sr_dev_driver voltcraft_vc920_ser_driver_info;
68SR_PRIV struct sr_dev_driver voltcraft_vc940_ser_driver_info;
69SR_PRIV struct sr_dev_driver voltcraft_vc960_ser_driver_info;
70SR_PRIV struct sr_dev_driver uni_t_ut60a_ser_driver_info;
71SR_PRIV struct sr_dev_driver uni_t_ut60e_ser_driver_info;
72SR_PRIV struct sr_dev_driver uni_t_ut60g_ser_driver_info;
73SR_PRIV struct sr_dev_driver uni_t_ut61b_ser_driver_info;
74SR_PRIV struct sr_dev_driver uni_t_ut61c_ser_driver_info;
75SR_PRIV struct sr_dev_driver uni_t_ut61d_ser_driver_info;
76SR_PRIV struct sr_dev_driver uni_t_ut61e_ser_driver_info;
77SR_PRIV struct sr_dev_driver uni_t_ut71a_ser_driver_info;
78SR_PRIV struct sr_dev_driver uni_t_ut71b_ser_driver_info;
79SR_PRIV struct sr_dev_driver uni_t_ut71c_ser_driver_info;
80SR_PRIV struct sr_dev_driver uni_t_ut71d_ser_driver_info;
81SR_PRIV struct sr_dev_driver uni_t_ut71e_ser_driver_info;
82SR_PRIV struct sr_dev_driver iso_tech_idm103n_driver_info;
83SR_PRIV struct sr_dev_driver tenma_72_7745_ser_driver_info;
84SR_PRIV struct sr_dev_driver tenma_72_7750_ser_driver_info;
85SR_PRIV struct sr_dev_driver brymen_bm25x_driver_info;
86
87SR_PRIV struct dmm_info dmms[] = {
88 {
89 "BBC Goertz Metrawatt", "M2110", "1200/7n2", 1200,
90 BBCGM_M2110_PACKET_SIZE, 0, 0, NULL,
91 sr_m2110_packet_valid, sr_m2110_parse,
92 NULL,
93 &bbcgm_m2110_driver_info, receive_data_BBCGM_M2110,
94 },
95 {
96 "Digitek", "DT4000ZC", "2400/8n1/dtr=1", 2400,
97 FS9721_PACKET_SIZE, 0, 0, NULL,
98 sr_fs9721_packet_valid, sr_fs9721_parse,
99 sr_fs9721_10_temp_c,
100 &digitek_dt4000zc_driver_info, receive_data_DIGITEK_DT4000ZC,
101 },
102 {
103 "TekPower", "TP4000ZC", "2400/8n1/dtr=1", 2400,
104 FS9721_PACKET_SIZE, 0, 0, NULL,
105 sr_fs9721_packet_valid, sr_fs9721_parse,
106 sr_fs9721_10_temp_c,
107 &tekpower_tp4000zc_driver_info, receive_data_TEKPOWER_TP4000ZC,
108 },
109 {
110 "Metex", "ME-31", "600/7n2/rts=0/dtr=1", 600,
111 METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
112 sr_metex14_packet_valid, sr_metex14_parse,
113 NULL,
114 &metex_me31_driver_info, receive_data_METEX_ME31,
115 },
116 {
117 "Peaktech", "3410", "600/7n2/rts=0/dtr=1", 600,
118 METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
119 sr_metex14_packet_valid, sr_metex14_parse,
120 NULL,
121 &peaktech_3410_driver_info, receive_data_PEAKTECH_3410,
122 },
123 {
124 "MASTECH", "MAS345", "600/7n2/rts=0/dtr=1", 600,
125 METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
126 sr_metex14_packet_valid, sr_metex14_parse,
127 NULL,
128 &mastech_mas345_driver_info, receive_data_MASTECH_MAS345,
129 },
130 {
131 "V&A", "VA18B", "2400/8n1", 2400,
132 FS9721_PACKET_SIZE, 0, 0, NULL,
133 sr_fs9721_packet_valid, sr_fs9721_parse,
134 sr_fs9721_01_temp_c,
135 &va_va18b_driver_info, receive_data_VA_VA18B,
136 },
137 {
138 "V&A", "VA40B", "2400/8n1", 2400,
139 FS9721_PACKET_SIZE, 0, 0, NULL,
140 sr_fs9721_packet_valid, sr_fs9721_parse,
141 sr_fs9721_max_c_min,
142 &va_va40b_driver_info, receive_data_VA_VA40B,
143 },
144 {
145 "Metex", "M-3640D", "1200/7n2/rts=0/dtr=1", 1200,
146 METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
147 sr_metex14_packet_valid, sr_metex14_parse,
148 NULL,
149 &metex_m3640d_driver_info, receive_data_METEX_M3640D,
150 },
151 {
152 "Metex", "M-4650CR", "1200/7n2/rts=0/dtr=1", 1200,
153 METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
154 sr_metex14_packet_valid, sr_metex14_parse,
155 NULL,
156 &metex_m4650cr_driver_info, receive_data_METEX_M4650CR,
157 },
158 {
159 "PeakTech", "4370", "1200/7n2/rts=0/dtr=1", 1200,
160 METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
161 sr_metex14_packet_valid, sr_metex14_parse,
162 NULL,
163 &peaktech_4370_driver_info, receive_data_PEAKTECH_4370,
164 },
165 {
166 "PCE", "PCE-DM32", "2400/8n1", 2400,
167 FS9721_PACKET_SIZE, 0, 0, NULL,
168 sr_fs9721_packet_valid, sr_fs9721_parse,
169 sr_fs9721_01_10_temp_f_c,
170 &pce_pce_dm32_driver_info, receive_data_PCE_PCE_DM32,
171 },
172 {
173 "RadioShack", "22-168", "1200/7n2/rts=0/dtr=1", 1200,
174 METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
175 sr_metex14_packet_valid, sr_metex14_parse,
176 NULL,
177 &radioshack_22_168_driver_info, receive_data_RADIOSHACK_22_168,
178 },
179 {
180 "RadioShack", "22-805", "600/7n2/rts=0/dtr=1", 600,
181 METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
182 sr_metex14_packet_valid, sr_metex14_parse,
183 NULL,
184 &radioshack_22_805_driver_info, receive_data_RADIOSHACK_22_805,
185 },
186 {
187 "RadioShack", "22-812", "4800/8n1/rts=0/dtr=1", 4800,
188 RS9LCD_PACKET_SIZE, 0, 0, NULL,
189 sr_rs9lcd_packet_valid, sr_rs9lcd_parse,
190 NULL,
191 &radioshack_22_812_driver_info, receive_data_RADIOSHACK_22_812,
192 },
193 {
194 "Tecpel", "DMM-8061 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
195 2400, FS9721_PACKET_SIZE, 0, 0, NULL,
196 sr_fs9721_packet_valid, sr_fs9721_parse,
197 sr_fs9721_00_temp_c,
198 &tecpel_dmm_8061_ser_driver_info,
199 receive_data_TECPEL_DMM_8061_SER,
200 },
201 {
202 "Voltcraft", "M-3650CR", "1200/7n2/rts=0/dtr=1", 1200,
203 METEX14_PACKET_SIZE, 150, 20, sr_metex14_packet_request,
204 sr_metex14_packet_valid, sr_metex14_parse,
205 NULL,
206 &voltcraft_m3650cr_driver_info, receive_data_VOLTCRAFT_M3650CR,
207 },
208 {
209 "Voltcraft", "M-3650D", "1200/7n2/rts=0/dtr=1", 1200,
210 METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
211 sr_metex14_packet_valid, sr_metex14_parse,
212 NULL,
213 &voltcraft_m3650d_driver_info, receive_data_VOLTCRAFT_M3650D,
214 },
215 {
216 "Voltcraft", "M-4650CR", "1200/7n2/rts=0/dtr=1", 1200,
217 METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
218 sr_metex14_packet_valid, sr_metex14_parse,
219 NULL,
220 &voltcraft_m4650cr_driver_info, receive_data_VOLTCRAFT_M4650CR,
221 },
222 {
223 "Voltcraft", "ME-42", "600/7n2/rts=0/dtr=1", 600,
224 METEX14_PACKET_SIZE, 250, 60, sr_metex14_packet_request,
225 sr_metex14_packet_valid, sr_metex14_parse,
226 NULL,
227 &voltcraft_me42_driver_info, receive_data_VOLTCRAFT_ME42,
228 },
229 {
230 "Voltcraft", "VC-820 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
231 2400, FS9721_PACKET_SIZE, 0, 0, NULL,
232 sr_fs9721_packet_valid, sr_fs9721_parse,
233 NULL,
234 &voltcraft_vc820_ser_driver_info,
235 receive_data_VOLTCRAFT_VC820_SER,
236 },
237 {
238 /*
239 * Note: The VC830 doesn't set the 'volt' and 'diode' bits of
240 * the FS9922 protocol. Instead, it only sets the user-defined
241 * bit "z1" to indicate "diode mode" and "voltage".
242 */
243 "Voltcraft", "VC-830 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
244 2400, FS9922_PACKET_SIZE, 0, 0, NULL,
245 sr_fs9922_packet_valid, sr_fs9922_parse,
246 &sr_fs9922_z1_diode,
247 &voltcraft_vc830_ser_driver_info,
248 receive_data_VOLTCRAFT_VC830_SER,
249 },
250 {
251 "Voltcraft", "VC-840 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
252 2400, FS9721_PACKET_SIZE, 0, 0, NULL,
253 sr_fs9721_packet_valid, sr_fs9721_parse,
254 sr_fs9721_00_temp_c,
255 &voltcraft_vc840_ser_driver_info,
256 receive_data_VOLTCRAFT_VC840_SER,
257 },
258 {
259 "Voltcraft", "VC-920 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
260 2400, UT71X_PACKET_SIZE, 0, 0, NULL,
261 sr_ut71x_packet_valid, sr_ut71x_parse, NULL,
262 &voltcraft_vc920_ser_driver_info,
263 receive_data_VOLTCRAFT_VC920_SER,
264 },
265 {
266 "Voltcraft", "VC-940 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
267 2400, UT71X_PACKET_SIZE, 0, 0, NULL,
268 sr_ut71x_packet_valid, sr_ut71x_parse, NULL,
269 &voltcraft_vc940_ser_driver_info,
270 receive_data_VOLTCRAFT_VC940_SER,
271 },
272 {
273 "Voltcraft", "VC-960 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
274 2400, UT71X_PACKET_SIZE, 0, 0, NULL,
275 sr_ut71x_packet_valid, sr_ut71x_parse, NULL,
276 &voltcraft_vc960_ser_driver_info,
277 receive_data_VOLTCRAFT_VC960_SER,
278 },
279 {
280 "UNI-T", "UT60A (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
281 2400, FS9721_PACKET_SIZE, 0, 0, NULL,
282 sr_fs9721_packet_valid, sr_fs9721_parse,
283 NULL,
284 &uni_t_ut60a_ser_driver_info,
285 receive_data_UNI_T_UT60A_SER,
286 },
287 {
288 "UNI-T", "UT60E (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
289 2400, FS9721_PACKET_SIZE, 0, 0, NULL,
290 sr_fs9721_packet_valid, sr_fs9721_parse,
291 sr_fs9721_00_temp_c,
292 &uni_t_ut60e_ser_driver_info,
293 receive_data_UNI_T_UT60E_SER,
294 },
295 {
296 /* Note: ES51986 baudrate is actually 19230! */
297 "UNI-T", "UT60G (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
298 19200, ES519XX_11B_PACKET_SIZE, 0, 0, NULL,
299 sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
300 NULL,
301 &uni_t_ut60g_ser_driver_info, receive_data_UNI_T_UT60G_SER,
302 },
303 {
304 "UNI-T", "UT61B (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
305 2400, FS9922_PACKET_SIZE, 0, 0, NULL,
306 sr_fs9922_packet_valid, sr_fs9922_parse, NULL,
307 &uni_t_ut61b_ser_driver_info, receive_data_UNI_T_UT61B_SER,
308 },
309 {
310 "UNI-T", "UT61C (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
311 2400, FS9922_PACKET_SIZE, 0, 0, NULL,
312 sr_fs9922_packet_valid, sr_fs9922_parse, NULL,
313 &uni_t_ut61c_ser_driver_info, receive_data_UNI_T_UT61C_SER,
314 },
315 {
316 "UNI-T", "UT61D (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
317 2400, FS9922_PACKET_SIZE, 0, 0, NULL,
318 sr_fs9922_packet_valid, sr_fs9922_parse, NULL,
319 &uni_t_ut61d_ser_driver_info, receive_data_UNI_T_UT61D_SER,
320 },
321 {
322 /* Note: ES51922 baudrate is actually 19230! */
323 "UNI-T", "UT61E (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
324 19200, ES519XX_14B_PACKET_SIZE, 0, 0, NULL,
325 sr_es519xx_19200_14b_packet_valid, sr_es519xx_19200_14b_parse,
326 NULL,
327 &uni_t_ut61e_ser_driver_info, receive_data_UNI_T_UT61E_SER,
328 },
329 {
330 "UNI-T", "UT71A (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
331 2400, UT71X_PACKET_SIZE, 0, 0, NULL,
332 sr_ut71x_packet_valid, sr_ut71x_parse, NULL,
333 &uni_t_ut71a_ser_driver_info, receive_data_UNI_T_UT71A_SER,
334 },
335 {
336 "UNI-T", "UT71B (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
337 2400, UT71X_PACKET_SIZE, 0, 0, NULL,
338 sr_ut71x_packet_valid, sr_ut71x_parse, NULL,
339 &uni_t_ut71b_ser_driver_info, receive_data_UNI_T_UT71B_SER,
340 },
341 {
342 "UNI-T", "UT71C (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
343 2400, UT71X_PACKET_SIZE, 0, 0, NULL,
344 sr_ut71x_packet_valid, sr_ut71x_parse, NULL,
345 &uni_t_ut71c_ser_driver_info, receive_data_UNI_T_UT71C_SER,
346 },
347 {
348 "UNI-T", "UT71D (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
349 2400, UT71X_PACKET_SIZE, 0, 0, NULL,
350 sr_ut71x_packet_valid, sr_ut71x_parse, NULL,
351 &uni_t_ut71d_ser_driver_info, receive_data_UNI_T_UT71D_SER,
352 },
353 {
354 "UNI-T", "UT71E (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
355 2400, UT71X_PACKET_SIZE, 0, 0, NULL,
356 sr_ut71x_packet_valid, sr_ut71x_parse, NULL,
357 &uni_t_ut71e_ser_driver_info, receive_data_UNI_T_UT71E_SER,
358 },
359 {
360 "ISO-TECH", "IDM103N", "2400/7o1/rts=0/dtr=1",
361 2400, ES519XX_11B_PACKET_SIZE, 0, 0, NULL,
362 sr_es519xx_2400_11b_packet_valid, sr_es519xx_2400_11b_parse,
363 NULL,
364 &iso_tech_idm103n_driver_info, receive_data_ISO_TECH_IDM103N,
365 },
366 {
367 "Tenma", "72-7745 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
368 2400, FS9721_PACKET_SIZE, 0, 0, NULL,
369 sr_fs9721_packet_valid, sr_fs9721_parse,
370 sr_fs9721_00_temp_c,
371 &tenma_72_7745_ser_driver_info, receive_data_TENMA_72_7745_SER,
372 },
373 {
374 /* Note: ES51986 baudrate is actually 19230! */
375 "Tenma", "72-7750 (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
376 19200, ES519XX_11B_PACKET_SIZE, 0, 0, NULL,
377 sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
378 NULL,
379 &tenma_72_7750_ser_driver_info, receive_data_TENMA_72_7750_SER,
380 },
381 {
382 "Brymen", "BM25x", "9600/8n1/rts=1/dtr=1",
383 9600, BRYMEN_BM25X_PACKET_SIZE, 0, 0, NULL,
384 sr_brymen_bm25x_packet_valid, sr_brymen_bm25x_parse,
385 NULL,
386 &brymen_bm25x_driver_info, receive_data_BRYMEN_BM25X,
387 },
388};
389
390static int dev_clear(int dmm)
391{
392 return std_dev_clear(dmms[dmm].di, NULL);
393}
394
395static int init(struct sr_context *sr_ctx, int dmm)
396{
397 return std_init(sr_ctx, dmms[dmm].di, LOG_PREFIX);
398}
399
400static GSList *sdmm_scan(const char *conn, const char *serialcomm, int dmm)
401{
402 struct sr_dev_inst *sdi;
403 struct drv_context *drvc;
404 struct dev_context *devc;
405 struct sr_channel *ch;
406 struct sr_serial_dev_inst *serial;
407 GSList *devices;
408 int dropped, ret;
409 size_t len;
410 uint8_t buf[128];
411
412 if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
413 return NULL;
414
415 if (serial_open(serial, SERIAL_RDWR) != SR_OK)
416 return NULL;
417
418 sr_info("Probing serial port %s.", conn);
419
420 drvc = dmms[dmm].di->priv;
421 devices = NULL;
422 serial_flush(serial);
423
424 /* Request a packet if the DMM requires this. */
425 if (dmms[dmm].packet_request) {
426 if ((ret = dmms[dmm].packet_request(serial)) < 0) {
427 sr_err("Failed to request packet: %d.", ret);
428 return FALSE;
429 }
430 }
431
432 /*
433 * There's no way to get an ID from the multimeter. It just sends data
434 * periodically (or upon request), so the best we can do is check if
435 * the packets match the expected format.
436 */
437
438 /* Let's get a bit of data and see if we can find a packet. */
439 len = sizeof(buf);
440 ret = serial_stream_detect(serial, buf, &len, dmms[dmm].packet_size,
441 dmms[dmm].packet_valid, 3000,
442 dmms[dmm].baudrate);
443 if (ret != SR_OK)
444 goto scan_cleanup;
445
446 /*
447 * If we dropped more than two packets worth of data, something is
448 * wrong. We shouldn't quit however, since the dropped bytes might be
449 * just zeroes at the beginning of the stream. Those can occur as a
450 * combination of the nonstandard cable that ships with some devices
451 * and the serial port or USB to serial adapter.
452 */
453 dropped = len - dmms[dmm].packet_size;
454 if (dropped > 2 * dmms[dmm].packet_size)
455 sr_warn("Had to drop too much data.");
456
457 sr_info("Found device on port %s.", conn);
458
459 sdi = sr_dev_inst_new();
460 sdi->status = SR_ST_INACTIVE;
461 sdi->vendor = g_strdup(dmms[dmm].vendor);
462 sdi->model = g_strdup(dmms[dmm].device);
463
464 if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
465 sr_err("Device context malloc failed.");
466 goto scan_cleanup;
467 }
468
469 sdi->inst_type = SR_INST_SERIAL;
470 sdi->conn = serial;
471
472 sdi->priv = devc;
473 sdi->driver = dmms[dmm].di;
474 if (!(ch = sr_channel_new(0, SR_CHANNEL_ANALOG, TRUE, "P1")))
475 goto scan_cleanup;
476 sdi->channels = g_slist_append(sdi->channels, ch);
477 drvc->instances = g_slist_append(drvc->instances, sdi);
478 devices = g_slist_append(devices, sdi);
479
480scan_cleanup:
481 serial_close(serial);
482
483 return devices;
484}
485
486static GSList *scan(GSList *options, int dmm)
487{
488 struct sr_config *src;
489 GSList *l, *devices;
490 const char *conn, *serialcomm;
491
492 conn = serialcomm = NULL;
493 for (l = options; l; l = l->next) {
494 src = l->data;
495 switch (src->key) {
496 case SR_CONF_CONN:
497 conn = g_variant_get_string(src->data, NULL);
498 break;
499 case SR_CONF_SERIALCOMM:
500 serialcomm = g_variant_get_string(src->data, NULL);
501 break;
502 }
503 }
504 if (!conn)
505 return NULL;
506
507 if (serialcomm) {
508 /* Use the provided comm specs. */
509 devices = sdmm_scan(conn, serialcomm, dmm);
510 } else {
511 /* Try the default. */
512 devices = sdmm_scan(conn, dmms[dmm].conn, dmm);
513 }
514
515 return devices;
516}
517
518static GSList *dev_list(int dmm)
519{
520 return ((struct drv_context *)(dmms[dmm].di->priv))->instances;
521}
522
523static int cleanup(int dmm)
524{
525 return dev_clear(dmm);
526}
527
528static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
529 const struct sr_channel_group *cg)
530{
531 struct dev_context *devc;
532
533 (void)cg;
534
535 if (sdi->status != SR_ST_ACTIVE)
536 return SR_ERR_DEV_CLOSED;
537
538 if (!(devc = sdi->priv)) {
539 sr_err("sdi->priv was NULL.");
540 return SR_ERR_BUG;
541 }
542
543 switch (key) {
544 case SR_CONF_LIMIT_SAMPLES:
545 devc->limit_samples = g_variant_get_uint64(data);
546 sr_dbg("Setting sample limit to %" PRIu64 ".",
547 devc->limit_samples);
548 break;
549 case SR_CONF_LIMIT_MSEC:
550 devc->limit_msec = g_variant_get_uint64(data);
551 sr_dbg("Setting time limit to %" PRIu64 "ms.",
552 devc->limit_msec);
553 break;
554 default:
555 return SR_ERR_NA;
556 }
557
558 return SR_OK;
559}
560
561static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
562 const struct sr_channel_group *cg)
563{
564 (void)sdi;
565 (void)cg;
566
567 switch (key) {
568 case SR_CONF_SCAN_OPTIONS:
569 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
570 scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
571 break;
572 case SR_CONF_DEVICE_OPTIONS:
573 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
574 devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
575 break;
576 default:
577 return SR_ERR_NA;
578 }
579
580 return SR_OK;
581}
582
583static int dev_acquisition_start(const struct sr_dev_inst *sdi,
584 void *cb_data, int dmm)
585{
586 struct dev_context *devc;
587 struct sr_serial_dev_inst *serial;
588
589 if (sdi->status != SR_ST_ACTIVE)
590 return SR_ERR_DEV_CLOSED;
591
592 if (!(devc = sdi->priv)) {
593 sr_err("sdi->priv was NULL.");
594 return SR_ERR_BUG;
595 }
596
597 devc->cb_data = cb_data;
598
599 /*
600 * Reset the number of samples to take. If we've already collected our
601 * quota, but we start a new session, and don't reset this, we'll just
602 * quit without acquiring any new samples.
603 */
604 devc->num_samples = 0;
605 devc->starttime = g_get_monotonic_time();
606
607 /* Send header packet to the session bus. */
608 std_session_send_df_header(cb_data, LOG_PREFIX);
609
610 /* Poll every 50ms, or whenever some data comes in. */
611 serial = sdi->conn;
612 serial_source_add(sdi->session, serial, G_IO_IN, 50,
613 dmms[dmm].receive_data, (void *)sdi);
614
615 return SR_OK;
616}
617
618static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
619{
620 return std_serial_dev_acquisition_stop(sdi, cb_data, std_serial_dev_close,
621 sdi->conn, LOG_PREFIX);
622}
623
624/* Driver-specific API function wrappers */
625#define HW_INIT(X) \
626static int init_##X(struct sr_context *sr_ctx) { return init(sr_ctx, X); }
627#define HW_CLEANUP(X) \
628static int cleanup_##X(void) { return cleanup(X); }
629#define HW_SCAN(X) \
630static GSList *scan_##X(GSList *options) { return scan(options, X); }
631#define HW_DEV_LIST(X) \
632static GSList *dev_list_##X(void) { return dev_list(X); }
633#define HW_DEV_CLEAR(X) \
634static int dev_clear_##X(void) { return dev_clear(X); }
635#define HW_DEV_ACQUISITION_START(X) \
636static int dev_acquisition_start_##X(const struct sr_dev_inst *sdi, \
637void *cb_data) { return dev_acquisition_start(sdi, cb_data, X); }
638
639/* Driver structs and API function wrappers */
640#define DRV(ID, ID_UPPER, NAME, LONGNAME) \
641HW_INIT(ID_UPPER) \
642HW_CLEANUP(ID_UPPER) \
643HW_SCAN(ID_UPPER) \
644HW_DEV_LIST(ID_UPPER) \
645HW_DEV_CLEAR(ID_UPPER) \
646HW_DEV_ACQUISITION_START(ID_UPPER) \
647SR_PRIV struct sr_dev_driver ID##_driver_info = { \
648 .name = NAME, \
649 .longname = LONGNAME, \
650 .api_version = 1, \
651 .init = init_##ID_UPPER, \
652 .cleanup = cleanup_##ID_UPPER, \
653 .scan = scan_##ID_UPPER, \
654 .dev_list = dev_list_##ID_UPPER, \
655 .dev_clear = dev_clear_##ID_UPPER, \
656 .config_get = NULL, \
657 .config_set = config_set, \
658 .config_list = config_list, \
659 .dev_open = std_serial_dev_open, \
660 .dev_close = std_serial_dev_close, \
661 .dev_acquisition_start = dev_acquisition_start_##ID_UPPER, \
662 .dev_acquisition_stop = dev_acquisition_stop, \
663 .priv = NULL, \
664};
665
666DRV(bbcgm_m2110, BBCGM_M2110, "bbcgm-m2110", "BBC Goertz Metrawatt M2110")
667DRV(digitek_dt4000zc, DIGITEK_DT4000ZC, "digitek-dt4000zc", "Digitek DT4000ZC")
668DRV(tekpower_tp4000zc, TEKPOWER_TP4000ZC, "tekpower-tp4000zc", "TekPower TP4000ZC")
669DRV(metex_me31, METEX_ME31, "metex-me31", "Metex ME-31")
670DRV(peaktech_3410, PEAKTECH_3410, "peaktech-3410", "PeakTech 3410")
671DRV(mastech_mas345, MASTECH_MAS345, "mastech-mas345", "MASTECH MAS345")
672DRV(va_va18b, VA_VA18B, "va-va18b", "V&A VA18B")
673DRV(va_va40b, VA_VA40B, "va-va40b", "V&A VA40B")
674DRV(metex_m3640d, METEX_M3640D, "metex-m3640d", "Metex M-3640D")
675DRV(metex_m4650cr, METEX_M4650CR, "metex-m4650cr", "Metex M-4650CR")
676DRV(peaktech_4370, PEAKTECH_4370, "peaktech-4370", "PeakTech 4370")
677DRV(pce_pce_dm32, PCE_PCE_DM32, "pce-pce-dm32", "PCE PCE-DM32")
678DRV(radioshack_22_168, RADIOSHACK_22_168, "radioshack-22-168", "RadioShack 22-168")
679DRV(radioshack_22_805, RADIOSHACK_22_805, "radioshack-22-805", "RadioShack 22-805")
680DRV(radioshack_22_812, RADIOSHACK_22_812, "radioshack-22-812", "RadioShack 22-812")
681DRV(tecpel_dmm_8061_ser, TECPEL_DMM_8061_SER, "tecpel-dmm-8061-ser", "Tecpel DMM-8061 (UT-D02 cable)")
682DRV(voltcraft_m3650cr, VOLTCRAFT_M3650CR, "voltcraft-m3650cr", "Voltcraft M-3650CR")
683DRV(voltcraft_m3650d, VOLTCRAFT_M3650D, "voltcraft-m3650d", "Voltcraft M-3650D")
684DRV(voltcraft_m4650cr, VOLTCRAFT_M4650CR, "voltcraft-m4650cr", "Voltcraft M-4650CR")
685DRV(voltcraft_me42, VOLTCRAFT_ME42, "voltcraft-me42", "Voltcraft ME-42")
686DRV(voltcraft_vc820_ser, VOLTCRAFT_VC820_SER, "voltcraft-vc820-ser", "Voltcraft VC-820 (UT-D02 cable)")
687DRV(voltcraft_vc830_ser, VOLTCRAFT_VC830_SER, "voltcraft-vc830-ser", "Voltcraft VC-830 (UT-D02 cable)")
688DRV(voltcraft_vc840_ser, VOLTCRAFT_VC840_SER, "voltcraft-vc840-ser", "Voltcraft VC-840 (UT-D02 cable)")
689DRV(voltcraft_vc920_ser, VOLTCRAFT_VC920_SER, "voltcraft-vc920-ser", "Voltcraft VC-920 (UT-D02 cable)")
690DRV(voltcraft_vc940_ser, VOLTCRAFT_VC940_SER, "voltcraft-vc940-ser", "Voltcraft VC-940 (UT-D02 cable)")
691DRV(voltcraft_vc960_ser, VOLTCRAFT_VC960_SER, "voltcraft-vc960-ser", "Voltcraft VC-960 (UT-D02 cable)")
692DRV(uni_t_ut60a_ser, UNI_T_UT60A_SER, "uni-t-ut60a-ser", "UNI-T UT60A (UT-D02 cable)")
693DRV(uni_t_ut60e_ser, UNI_T_UT60E_SER, "uni-t-ut60e-ser", "UNI-T UT60E (UT-D02 cable)")
694DRV(uni_t_ut60g_ser, UNI_T_UT60G_SER, "uni-t-ut60g-ser", "UNI-T UT60G (UT-D02 cable)")
695DRV(uni_t_ut61b_ser, UNI_T_UT61B_SER, "uni-t-ut61b-ser", "UNI-T UT61B (UT-D02 cable)")
696DRV(uni_t_ut61c_ser, UNI_T_UT61C_SER, "uni-t-ut61c-ser", "UNI-T UT61C (UT-D02 cable)")
697DRV(uni_t_ut61d_ser, UNI_T_UT61D_SER, "uni-t-ut61d-ser", "UNI-T UT61D (UT-D02 cable)")
698DRV(uni_t_ut61e_ser, UNI_T_UT61E_SER, "uni-t-ut61e-ser", "UNI-T UT61E (UT-D02 cable)")
699DRV(uni_t_ut71a_ser, UNI_T_UT71A_SER, "uni-t-ut71a-ser", "UNI-T UT71A (UT-D02 cable)")
700DRV(uni_t_ut71b_ser, UNI_T_UT71B_SER, "uni-t-ut71b-ser", "UNI-T UT71B (UT-D02 cable)")
701DRV(uni_t_ut71c_ser, UNI_T_UT71C_SER, "uni-t-ut71c-ser", "UNI-T UT71C (UT-D02 cable)")
702DRV(uni_t_ut71d_ser, UNI_T_UT71D_SER, "uni-t-ut71d-ser", "UNI-T UT71D (UT-D02 cable)")
703DRV(uni_t_ut71e_ser, UNI_T_UT71E_SER, "uni-t-ut71e-ser", "UNI-T UT71E (UT-D02 cable)")
704DRV(iso_tech_idm103n, ISO_TECH_IDM103N, "iso-tech-idm103n", "ISO-TECH IDM103N")
705DRV(tenma_72_7745_ser, TENMA_72_7745_SER, "tenma-72-7745-ser", "Tenma 72-7745 (UT-D02 cable)")
706DRV(tenma_72_7750_ser, TENMA_72_7750_SER, "tenma-72-7750-ser", "Tenma 72-7750 (UT-D02 cable)")
707DRV(brymen_bm25x, BRYMEN_BM25X, "brymen-bm25x", "Brymen BM25x")
Hardware access and backend lib