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
24 static const uint32_t scanopts[] = {
29 static const uint32_t drvopts[] = {
33 static const uint32_t devopts[] = {
35 SR_CONF_LIMIT_SAMPLES | SR_CONF_SET,
36 SR_CONF_LIMIT_MSEC | SR_CONF_SET,
39 static const char *channel_names[] = {
40 "T1", "T2", "T3", "T4",
43 static struct sr_dev_driver center_309_driver_info;
44 static 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 GSList *center_scan(const char *conn, const char *serialcomm, int idx)
62 struct sr_dev_inst *sdi;
63 struct dev_context *devc;
64 struct sr_serial_dev_inst *serial;
67 serial = sr_serial_dev_inst_new(conn, serialcomm);
69 if (serial_open(serial, SERIAL_RDWR) != SR_OK)
75 sr_info("Found device on port %s.", conn);
77 sdi = g_malloc0(sizeof(struct sr_dev_inst));
78 sdi->status = SR_ST_INACTIVE;
79 sdi->vendor = g_strdup(center_devs[idx].vendor);
80 sdi->model = g_strdup(center_devs[idx].device);
81 devc = g_malloc0(sizeof(struct dev_context));
82 sdi->inst_type = SR_INST_SERIAL;
86 for (i = 0; i < center_devs[idx].num_channels; i++)
87 sr_channel_new(sdi, i, SR_CHANNEL_ANALOG, TRUE, channel_names[i]);
89 devices = g_slist_append(devices, sdi);
96 static GSList *scan(GSList *options, int idx)
98 struct sr_config *src;
100 const char *conn, *serialcomm;
102 conn = serialcomm = NULL;
103 for (l = options; l; l = l->next) {
107 conn = g_variant_get_string(src->data, NULL);
109 case SR_CONF_SERIALCOMM:
110 serialcomm = g_variant_get_string(src->data, NULL);
118 /* Use the provided comm specs. */
119 devices = center_scan(conn, serialcomm, idx);
121 /* Try the default. */
122 devices = center_scan(conn, center_devs[idx].conn, idx);
125 return std_scan_complete(center_devs[idx].di, devices);
128 static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
129 const struct sr_channel_group *cg)
131 struct dev_context *devc;
135 if (sdi->status != SR_ST_ACTIVE)
136 return SR_ERR_DEV_CLOSED;
140 return sr_sw_limits_config_set(&devc->sw_limits, key, data);
143 static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
144 const struct sr_channel_group *cg)
149 case SR_CONF_SCAN_OPTIONS:
150 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
151 scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
153 case SR_CONF_DEVICE_OPTIONS:
155 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
156 drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
158 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
159 devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
168 static int dev_acquisition_start(const struct sr_dev_inst *sdi, int idx)
170 struct dev_context *devc;
171 struct sr_serial_dev_inst *serial;
173 if (sdi->status != SR_ST_ACTIVE)
174 return SR_ERR_DEV_CLOSED;
178 sr_sw_limits_acquisition_start(&devc->sw_limits);
180 std_session_send_df_header(sdi, LOG_PREFIX);
182 /* Poll every 500ms, or whenever some data comes in. */
184 serial_source_add(sdi->session, serial, G_IO_IN, 500,
185 center_devs[idx].receive_data, (void *)sdi);
190 static int dev_acquisition_stop(struct sr_dev_inst *sdi)
192 return std_serial_dev_acquisition_stop(sdi,
193 std_serial_dev_close, sdi->conn, LOG_PREFIX);
196 /* Driver-specific API function wrappers */
198 static GSList *scan_##X(struct sr_dev_driver *d, GSList *options) { \
199 (void)d; return scan(options, X); }
200 #define HW_DEV_ACQUISITION_START(X) \
201 static int dev_acquisition_start_##X(const struct sr_dev_inst *sdi \
202 ) { return dev_acquisition_start(sdi, X); }
204 /* Driver structs and API function wrappers */
205 #define DRV(ID, ID_UPPER, NAME, LONGNAME) \
207 HW_DEV_ACQUISITION_START(ID_UPPER) \
208 static struct sr_dev_driver ID##_driver_info = { \
210 .longname = LONGNAME, \
213 .cleanup = std_cleanup, \
214 .scan = scan_##ID_UPPER, \
215 .dev_list = std_dev_list, \
216 .config_get = NULL, \
217 .config_set = config_set, \
218 .config_list = config_list, \
219 .dev_open = std_serial_dev_open, \
220 .dev_close = std_serial_dev_close, \
221 .dev_acquisition_start = dev_acquisition_start_##ID_UPPER, \
222 .dev_acquisition_stop = dev_acquisition_stop, \
225 SR_REGISTER_DEV_DRIVER(ID##_driver_info);
227 DRV(center_309, CENTER_309, "center-309", "Center 309")
228 DRV(voltcraft_k204, VOLTCRAFT_K204, "voltcraft-k204", "Voltcraft K204")