2 * This file is part of the libsigrok project.
4 * Copyright (C) 2012 Bert Vermeulen <bert@biot.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/>.
21 #include <sys/types.h>
25 #include "libsigrok.h"
26 #include "libsigrok-internal.h"
29 /* The Colead SL-5868P uses this. */
30 #define SERIALCOMM "2400/8n1"
32 static const uint32_t scanopts[] = {
37 static const uint32_t devopts[] = {
38 SR_CONF_SOUNDLEVELMETER,
40 SR_CONF_LIMIT_SAMPLES | SR_CONF_SET,
41 SR_CONF_LIMIT_MSEC | SR_CONF_SET,
44 SR_PRIV struct sr_dev_driver colead_slm_driver_info;
46 static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx)
48 return std_init(sr_ctx, di, LOG_PREFIX);
51 static GSList *scan(struct sr_dev_driver *di, GSList *options)
53 struct drv_context *drvc;
54 struct dev_context *devc;
55 struct sr_dev_inst *sdi;
56 struct sr_config *src;
58 const char *conn, *serialcomm;
61 drvc->instances = NULL;
65 conn = serialcomm = NULL;
66 for (l = options; l; l = l->next) {
70 conn = g_variant_get_string(src->data, NULL);
72 case SR_CONF_SERIALCOMM:
73 serialcomm = g_variant_get_string(src->data, NULL);
80 serialcomm = SERIALCOMM;
82 sdi = g_malloc0(sizeof(struct sr_dev_inst));
83 sdi->status = SR_ST_INACTIVE;
84 sdi->vendor = g_strdup("Colead");
85 sdi->model = g_strdup("SL-5868P");
86 devc = g_malloc0(sizeof(struct dev_context));
87 sdi->conn = sr_serial_dev_inst_new(conn, serialcomm);
88 sdi->inst_type = SR_INST_SERIAL;
91 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P1");
92 drvc->instances = g_slist_append(drvc->instances, sdi);
93 devices = g_slist_append(devices, sdi);
98 static GSList *dev_list(const struct sr_dev_driver *di)
100 return ((struct drv_context *)(di->context))->instances;
103 static int dev_open(struct sr_dev_inst *sdi)
105 struct sr_serial_dev_inst *serial;
108 if (serial_open(serial, SERIAL_RDWR) != SR_OK)
111 sdi->status = SR_ST_ACTIVE;
116 static int cleanup(const struct sr_dev_driver *di)
118 return std_dev_clear(di, NULL);
121 static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
122 const struct sr_channel_group *cg)
124 struct dev_context *devc;
128 if (sdi->status != SR_ST_ACTIVE)
129 return SR_ERR_DEV_CLOSED;
131 if (!(devc = sdi->priv)) {
132 sr_err("sdi->priv was NULL.");
137 case SR_CONF_LIMIT_MSEC:
138 /* TODO: not yet implemented */
139 devc->limit_msec = g_variant_get_uint64(data);;
141 case SR_CONF_LIMIT_SAMPLES:
142 devc->limit_samples = g_variant_get_uint64(data);
151 static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
152 const struct sr_channel_group *cg)
158 case SR_CONF_SCAN_OPTIONS:
159 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
160 scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
162 case SR_CONF_DEVICE_OPTIONS:
163 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
164 devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
173 static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
175 struct dev_context *devc;
176 struct sr_serial_dev_inst *serial;
178 if (sdi->status != SR_ST_ACTIVE)
179 return SR_ERR_DEV_CLOSED;
181 if (!(devc = sdi->priv)) {
182 sr_err("sdi->priv was NULL.");
186 devc->cb_data = cb_data;
188 /* Send header packet to the session bus. */
189 std_session_send_df_header(cb_data, LOG_PREFIX);
191 /* Poll every 150ms, or whenever some data comes in. */
193 serial_source_add(sdi->session, serial, G_IO_IN, 150,
194 colead_slm_receive_data, (void *)sdi);
199 static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
201 return std_serial_dev_acquisition_stop(sdi, cb_data, std_serial_dev_close,
202 sdi->conn, LOG_PREFIX);
205 SR_PRIV struct sr_dev_driver colead_slm_driver_info = {
206 .name = "colead-slm",
207 .longname = "Colead SLM",
212 .dev_list = dev_list,
215 .config_set = config_set,
216 .config_list = config_list,
217 .dev_open = dev_open,
218 .dev_close = std_serial_dev_close,
219 .dev_acquisition_start = dev_acquisition_start,
220 .dev_acquisition_stop = dev_acquisition_stop,