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, see <http://www.gnu.org/licenses/>.
23 static const uint32_t scanopts[] = {
28 static const uint32_t drvopts[] = {
32 static const uint32_t devopts[] = {
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",
42 static struct sr_dev_driver center_309_driver_info;
43 static struct sr_dev_driver voltcraft_k204_driver_info;
45 SR_PRIV const struct center_dev_info center_devs[] = {
47 "Center", "309", "9600/8n1", 4, 32000, 45,
48 center_3xx_packet_valid,
49 ¢er_309_driver_info, receive_data_CENTER_309,
52 "Voltcraft", "K204", "9600/8n1", 4, 32000, 45,
53 center_3xx_packet_valid,
54 &voltcraft_k204_driver_info, receive_data_VOLTCRAFT_K204,
58 static GSList *center_scan(const char *conn, const char *serialcomm, int idx)
61 struct sr_dev_inst *sdi;
62 struct dev_context *devc;
63 struct sr_serial_dev_inst *serial;
65 serial = sr_serial_dev_inst_new(conn, serialcomm);
67 if (serial_open(serial, SERIAL_RDWR) != SR_OK)
72 sr_info("Found device on port %s.", conn);
74 sdi = g_malloc0(sizeof(struct sr_dev_inst));
75 sdi->status = SR_ST_INACTIVE;
76 sdi->vendor = g_strdup(center_devs[idx].vendor);
77 sdi->model = g_strdup(center_devs[idx].device);
78 devc = g_malloc0(sizeof(struct dev_context));
79 sdi->inst_type = SR_INST_SERIAL;
83 for (i = 0; i < center_devs[idx].num_channels; i++)
84 sr_channel_new(sdi, i, SR_CHANNEL_ANALOG, TRUE, channel_names[i]);
88 return g_slist_append(NULL, sdi);
91 static GSList *scan(GSList *options, int idx)
93 struct sr_config *src;
95 const char *conn, *serialcomm;
97 conn = serialcomm = NULL;
98 for (l = options; l; l = l->next) {
102 conn = g_variant_get_string(src->data, NULL);
104 case SR_CONF_SERIALCOMM:
105 serialcomm = g_variant_get_string(src->data, NULL);
113 /* Use the provided comm specs. */
114 devices = center_scan(conn, serialcomm, idx);
116 /* Try the default. */
117 devices = center_scan(conn, center_devs[idx].conn, idx);
120 return std_scan_complete(center_devs[idx].di, devices);
123 static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
124 const struct sr_channel_group *cg)
126 struct dev_context *devc;
130 if (sdi->status != SR_ST_ACTIVE)
131 return SR_ERR_DEV_CLOSED;
135 return sr_sw_limits_config_set(&devc->sw_limits, key, data);
138 static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
139 const struct sr_channel_group *cg)
144 case SR_CONF_SCAN_OPTIONS:
145 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
146 scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
148 case SR_CONF_DEVICE_OPTIONS:
150 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
151 drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
153 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
154 devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
163 static int dev_acquisition_start(const struct sr_dev_inst *sdi, int idx)
165 struct dev_context *devc;
166 struct sr_serial_dev_inst *serial;
168 if (sdi->status != SR_ST_ACTIVE)
169 return SR_ERR_DEV_CLOSED;
173 sr_sw_limits_acquisition_start(&devc->sw_limits);
175 std_session_send_df_header(sdi);
177 /* Poll every 500ms, or whenever some data comes in. */
179 serial_source_add(sdi->session, serial, G_IO_IN, 500,
180 center_devs[idx].receive_data, (void *)sdi);
185 /* Driver-specific API function wrappers */
187 static GSList *scan_##X(struct sr_dev_driver *d, GSList *options) { \
188 (void)d; return scan(options, X); }
189 #define HW_DEV_ACQUISITION_START(X) \
190 static int dev_acquisition_start_##X(const struct sr_dev_inst *sdi \
191 ) { return dev_acquisition_start(sdi, X); }
193 /* Driver structs and API function wrappers */
194 #define DRV(ID, ID_UPPER, NAME, LONGNAME) \
196 HW_DEV_ACQUISITION_START(ID_UPPER) \
197 static struct sr_dev_driver ID##_driver_info = { \
199 .longname = LONGNAME, \
202 .cleanup = std_cleanup, \
203 .scan = scan_##ID_UPPER, \
204 .dev_list = std_dev_list, \
205 .config_get = NULL, \
206 .config_set = config_set, \
207 .config_list = config_list, \
208 .dev_open = std_serial_dev_open, \
209 .dev_close = std_serial_dev_close, \
210 .dev_acquisition_start = dev_acquisition_start_##ID_UPPER, \
211 .dev_acquisition_stop = std_serial_dev_acquisition_stop, \
214 SR_REGISTER_DEV_DRIVER(ID##_driver_info);
216 DRV(center_309, CENTER_309, "center-309", "Center 309")
217 DRV(voltcraft_k204, VOLTCRAFT_K204, "voltcraft-k204", "Voltcraft K204")