2 * This file is part of the libsigrok project.
4 * Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.com>
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/>.
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 GSList *brymen_scan(struct sr_dev_driver *di, const char *conn,
39 const char *serialcomm)
41 struct sr_dev_inst *sdi;
42 struct dev_context *devc;
43 struct sr_serial_dev_inst *serial;
49 serial = sr_serial_dev_inst_new(conn, serialcomm);
51 if (serial_open(serial, SERIAL_RDWR) != SR_OK)
54 sr_info("Probing port %s.", conn);
59 if ((ret = brymen_packet_request(serial)) < 0) {
60 sr_err("Unable to send command: %d.", ret);
65 ret = brymen_stream_detect(serial, buf, &len, brymen_packet_length,
66 brymen_packet_is_valid, 1000, 9600);
70 sr_info("Found device on port %s.", conn);
72 sdi = g_malloc0(sizeof(struct sr_dev_inst));
73 sdi->status = SR_ST_INACTIVE;
74 sdi->vendor = g_strdup("Brymen");
75 sdi->model = g_strdup("BM85x");
76 devc = g_malloc0(sizeof(struct dev_context));
77 sr_sw_limits_init(&devc->sw_limits);
78 sdi->inst_type = SR_INST_SERIAL;
81 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P1");
82 devices = g_slist_append(devices, sdi);
87 return std_scan_complete(di, devices);
90 static GSList *scan(struct sr_dev_driver *di, GSList *options)
92 struct sr_config *src;
94 const char *conn, *serialcomm;
98 conn = serialcomm = NULL;
99 for (l = options; l; l = l->next) {
103 conn = g_variant_get_string(src->data, NULL);
105 case SR_CONF_SERIALCOMM:
106 serialcomm = g_variant_get_string(src->data, NULL);
114 devices = brymen_scan(di, conn, serialcomm);
116 devices = brymen_scan(di, conn, "9600/8n1/dtr=1/rts=1");
121 static int config_set(uint32_t key, GVariant *data,
122 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
124 struct dev_context *devc;
130 return sr_sw_limits_config_set(&devc->sw_limits, key, data);
133 static int config_list(uint32_t key, GVariant **data,
134 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
136 return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
139 static int dev_acquisition_start(const struct sr_dev_inst *sdi)
141 struct dev_context *devc;
142 struct sr_serial_dev_inst *serial;
146 sr_sw_limits_acquisition_start(&devc->sw_limits);
147 std_session_send_df_header(sdi);
150 serial_source_add(sdi->session, serial, G_IO_IN, 50,
151 brymen_dmm_receive_data, (void *)sdi);
156 static struct sr_dev_driver brymen_bm857_driver_info = {
157 .name = "brymen-bm857",
158 .longname = "Brymen BM857",
161 .cleanup = std_cleanup,
163 .dev_list = std_dev_list,
164 .dev_clear = std_dev_clear,
166 .config_set = config_set,
167 .config_list = config_list,
168 .dev_open = std_serial_dev_open,
169 .dev_close = std_serial_dev_close,
170 .dev_acquisition_start = dev_acquisition_start,
171 .dev_acquisition_stop = std_serial_dev_acquisition_stop,
174 SR_REGISTER_DEV_DRIVER(brymen_bm857_driver_info);