2 * This file is part of the libsigrok project.
4 * Copyright (C) 2013 Aurelien Jacobs <aurel@gnuage.org>
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 3 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/>.
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_GET | SR_CONF_SET,
36 SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET,
37 SR_CONF_DATA_SOURCE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
40 static const char *data_sources[] = {
45 static GSList *scan(struct sr_dev_driver *di, GSList *options)
47 struct dev_context *devc;
48 struct sr_serial_dev_inst *serial;
49 struct sr_dev_inst *sdi;
50 struct sr_config *src;
52 const char *conn, *serialcomm;
58 conn = serialcomm = NULL;
59 for (l = options; l; l = l->next) {
63 conn = g_variant_get_string(src->data, NULL);
65 case SR_CONF_SERIALCOMM:
66 serialcomm = g_variant_get_string(src->data, NULL);
73 serialcomm = "9600/8n1";
75 serial = sr_serial_dev_inst_new(conn, serialcomm);
77 if (serial_open(serial, SERIAL_RDONLY) != SR_OK)
80 sr_info("Probing serial port %s.", conn);
84 /* Let's get a bit of data and see if we can find a packet. */
85 if (serial_stream_detect(serial, buf, &len, 25,
86 appa_55ii_packet_valid, 500, 9600) != SR_OK)
89 sr_info("Found device on port %s.", conn);
91 sdi = g_malloc0(sizeof(struct sr_dev_inst));
92 sdi->status = SR_ST_INACTIVE;
93 sdi->vendor = g_strdup("APPA");
94 sdi->model = g_strdup("55II");
95 devc = g_malloc0(sizeof(struct dev_context));
96 devc->data_source = DEFAULT_DATA_SOURCE;
97 sdi->inst_type = SR_INST_SERIAL;
101 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "T1");
102 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "T2");
104 devices = g_slist_append(devices, sdi);
107 serial_close(serial);
109 return std_scan_complete(di, devices);
112 static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
113 const struct sr_channel_group *cg)
115 struct dev_context *devc = sdi->priv;
120 case SR_CONF_LIMIT_SAMPLES:
121 case SR_CONF_LIMIT_MSEC:
122 return sr_sw_limits_config_get(&devc->limits, key, data);
123 case SR_CONF_DATA_SOURCE:
124 *data = g_variant_new_string(data_sources[devc->data_source]);
133 static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
134 const struct sr_channel_group *cg)
136 struct dev_context *devc;
142 if (sdi->status != SR_ST_ACTIVE)
143 return SR_ERR_DEV_CLOSED;
148 case SR_CONF_LIMIT_SAMPLES:
149 return sr_sw_limits_config_set(&devc->limits, key, data);
150 case SR_CONF_DATA_SOURCE: {
151 tmp_str = g_variant_get_string(data, NULL);
152 for (i = 0; i < ARRAY_SIZE(data_sources); i++)
153 if (!strcmp(tmp_str, data_sources[i])) {
154 devc->data_source = i;
157 if (i == ARRAY_SIZE(data_sources))
168 static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
169 const struct sr_channel_group *cg)
174 case SR_CONF_SCAN_OPTIONS:
175 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
176 scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
178 case SR_CONF_DEVICE_OPTIONS:
180 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
181 drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
183 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
184 devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
186 case SR_CONF_DATA_SOURCE:
187 *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources));
196 static int dev_acquisition_start(const struct sr_dev_inst *sdi)
198 struct sr_serial_dev_inst *serial;
199 struct dev_context *devc;
202 if (sdi->status != SR_ST_ACTIVE)
203 return SR_ERR_DEV_CLOSED;
207 sr_sw_limits_acquisition_start(&devc->limits);
209 std_session_send_df_header(sdi);
211 /* Poll every 50ms, or whenever some data comes in. */
212 serial_source_add(sdi->session, serial, G_IO_IN, 50,
213 appa_55ii_receive_data, (void *)sdi);
218 static struct sr_dev_driver appa_55ii_driver_info = {
220 .longname = "APPA 55II",
223 .cleanup = std_cleanup,
225 .dev_list = std_dev_list,
227 .config_get = config_get,
228 .config_set = config_set,
229 .config_list = config_list,
230 .dev_open = std_serial_dev_open,
231 .dev_close = std_serial_dev_close,
232 .dev_acquisition_start = dev_acquisition_start,
233 .dev_acquisition_stop = std_serial_dev_acquisition_stop,
236 SR_REGISTER_DEV_DRIVER(appa_55ii_driver_info);