2 * This file is part of the libsigrok project.
4 * Copyright (C) 2013 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
23 static const uint32_t scanopts[] = {
28 static const uint32_t drvopts[] = {
32 static const uint32_t devopts[] = {
33 SR_CONF_CONTINUOUS | SR_CONF_SET,
34 SR_CONF_LIMIT_SAMPLES | SR_CONF_SET,
35 SR_CONF_LIMIT_MSEC | SR_CONF_SET,
38 static const char *channel_names[] = {
39 "T1", "T2", "T3", "T4",
43 SR_PRIV struct sr_dev_driver center_309_driver_info;
44 SR_PRIV struct sr_dev_driver voltcraft_k204_driver_info;
46 SR_PRIV const struct center_dev_info center_devs[] = {
48 "Center", "309", "9600/8n1", 4, 32000, 45,
49 center_3xx_packet_valid,
50 ¢er_309_driver_info, receive_data_CENTER_309,
53 "Voltcraft", "K204", "9600/8n1", 4, 32000, 45,
54 center_3xx_packet_valid,
55 &voltcraft_k204_driver_info, receive_data_VOLTCRAFT_K204,
59 static int dev_clear(int idx)
61 return std_dev_clear(center_devs[idx].di, NULL);
64 static int init(struct sr_context *sr_ctx, int idx)
66 return std_init(sr_ctx, center_devs[idx].di, LOG_PREFIX);
69 static GSList *center_scan(const char *conn, const char *serialcomm, int idx)
72 struct sr_dev_inst *sdi;
73 struct drv_context *drvc;
74 struct dev_context *devc;
75 struct sr_channel *ch;
76 struct sr_serial_dev_inst *serial;
79 serial = sr_serial_dev_inst_new(conn, serialcomm);
81 if (serial_open(serial, SERIAL_RDWR) != SR_OK)
84 drvc = center_devs[idx].di->priv;
88 sr_info("Found device on port %s.", conn);
90 sdi = g_malloc0(sizeof(struct sr_dev_inst));
91 sdi->status = SR_ST_INACTIVE;
92 sdi->vendor = g_strdup(center_devs[idx].vendor);
93 sdi->model = g_strdup(center_devs[idx].device);
94 devc = g_malloc0(sizeof(struct dev_context));
95 sdi->inst_type = SR_INST_SERIAL;
98 sdi->driver = center_devs[idx].di;
100 for (i = 0; i < center_devs[idx].num_channels; i++) {
101 ch = sr_channel_new(i, SR_CHANNEL_ANALOG,
102 TRUE, channel_names[i]);
103 sdi->channels = g_slist_append(sdi->channels, ch);
106 drvc->instances = g_slist_append(drvc->instances, sdi);
107 devices = g_slist_append(devices, sdi);
109 serial_close(serial);
114 static GSList *scan(GSList *options, int idx)
116 struct sr_config *src;
118 const char *conn, *serialcomm;
120 conn = serialcomm = NULL;
121 for (l = options; l; l = l->next) {
125 conn = g_variant_get_string(src->data, NULL);
127 case SR_CONF_SERIALCOMM:
128 serialcomm = g_variant_get_string(src->data, NULL);
136 /* Use the provided comm specs. */
137 devices = center_scan(conn, serialcomm, idx);
139 /* Try the default. */
140 devices = center_scan(conn, center_devs[idx].conn, idx);
146 static GSList *dev_list(int idx)
148 return ((struct drv_context *)(center_devs[idx].di->priv))->instances;
151 static int cleanup(int idx)
153 return dev_clear(idx);
156 static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
157 const struct sr_channel_group *cg)
159 struct dev_context *devc;
163 if (sdi->status != SR_ST_ACTIVE)
164 return SR_ERR_DEV_CLOSED;
169 case SR_CONF_LIMIT_SAMPLES:
170 if (g_variant_get_uint64(data) == 0)
172 devc->limit_samples = g_variant_get_uint64(data);
174 case SR_CONF_LIMIT_MSEC:
175 if (g_variant_get_uint64(data) == 0)
177 devc->limit_msec = g_variant_get_uint64(data);
186 static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
187 const struct sr_channel_group *cg)
192 case SR_CONF_SCAN_OPTIONS:
193 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
194 scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
196 case SR_CONF_DEVICE_OPTIONS:
198 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
199 drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
201 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
202 devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
211 static int dev_acquisition_start(const struct sr_dev_inst *sdi,
212 void *cb_data, int idx)
214 struct dev_context *devc;
215 struct sr_serial_dev_inst *serial;
217 if (sdi->status != SR_ST_ACTIVE)
218 return SR_ERR_DEV_CLOSED;
221 devc->cb_data = cb_data;
222 devc->num_samples = 0;
223 devc->starttime = g_get_monotonic_time();
225 /* Send header packet to the session bus. */
226 std_session_send_df_header(cb_data, LOG_PREFIX);
228 /* Poll every 500ms, or whenever some data comes in. */
230 serial_source_add(sdi->session, serial, G_IO_IN, 500,
231 center_devs[idx].receive_data, (void *)sdi);
236 static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
238 return std_serial_dev_acquisition_stop(sdi, cb_data,
239 std_serial_dev_close, sdi->conn, LOG_PREFIX);
242 /* Driver-specific API function wrappers */
244 static int init_##X(struct sr_context *sr_ctx) { return init(sr_ctx, X); }
245 #define HW_CLEANUP(X) \
246 static int cleanup_##X(void) { return cleanup(X); }
248 static GSList *scan_##X(GSList *options) { return scan(options, X); }
249 #define HW_DEV_LIST(X) \
250 static GSList *dev_list_##X(void) { return dev_list(X); }
251 #define HW_DEV_CLEAR(X) \
252 static int dev_clear_##X(void) { return dev_clear(X); }
253 #define HW_DEV_ACQUISITION_START(X) \
254 static int dev_acquisition_start_##X(const struct sr_dev_inst *sdi, \
255 void *cb_data) { return dev_acquisition_start(sdi, cb_data, X); }
257 /* Driver structs and API function wrappers */
258 #define DRV(ID, ID_UPPER, NAME, LONGNAME) \
260 HW_CLEANUP(ID_UPPER) \
262 HW_DEV_LIST(ID_UPPER) \
263 HW_DEV_CLEAR(ID_UPPER) \
264 HW_DEV_ACQUISITION_START(ID_UPPER) \
265 SR_PRIV struct sr_dev_driver ID##_driver_info = { \
267 .longname = LONGNAME, \
269 .init = init_##ID_UPPER, \
270 .cleanup = cleanup_##ID_UPPER, \
271 .scan = scan_##ID_UPPER, \
272 .dev_list = dev_list_##ID_UPPER, \
273 .dev_clear = dev_clear_##ID_UPPER, \
274 .config_get = NULL, \
275 .config_set = config_set, \
276 .config_list = config_list, \
277 .dev_open = std_serial_dev_open, \
278 .dev_close = std_serial_dev_close, \
279 .dev_acquisition_start = dev_acquisition_start_##ID_UPPER, \
280 .dev_acquisition_stop = dev_acquisition_stop, \
284 DRV(center_309, CENTER_309, "center-309", "Center 309")
285 DRV(voltcraft_k204, VOLTCRAFT_K204, "voltcraft-k204", "Voltcraft K204")