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/>.
22 #include <sys/types.h>
26 #include <libsigrok/libsigrok.h>
27 #include "libsigrok-internal.h"
30 /* The Colead SL-5868P uses this. */
31 #define SERIALCOMM "2400/8n1"
33 static const uint32_t scanopts[] = {
38 static const uint32_t devopts[] = {
39 SR_CONF_SOUNDLEVELMETER,
41 SR_CONF_LIMIT_SAMPLES | SR_CONF_SET,
42 SR_CONF_LIMIT_MSEC | SR_CONF_SET,
45 SR_PRIV struct sr_dev_driver colead_slm_driver_info;
47 static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx)
49 return std_init(sr_ctx, di, LOG_PREFIX);
52 static GSList *scan(struct sr_dev_driver *di, GSList *options)
54 struct drv_context *drvc;
55 struct dev_context *devc;
56 struct sr_dev_inst *sdi;
57 struct sr_config *src;
59 const char *conn, *serialcomm;
62 drvc->instances = NULL;
66 conn = serialcomm = NULL;
67 for (l = options; l; l = l->next) {
71 conn = g_variant_get_string(src->data, NULL);
73 case SR_CONF_SERIALCOMM:
74 serialcomm = g_variant_get_string(src->data, NULL);
81 serialcomm = SERIALCOMM;
83 sdi = g_malloc0(sizeof(struct sr_dev_inst));
84 sdi->status = SR_ST_INACTIVE;
85 sdi->vendor = g_strdup("Colead");
86 sdi->model = g_strdup("SL-5868P");
87 devc = g_malloc0(sizeof(struct dev_context));
88 sdi->conn = sr_serial_dev_inst_new(conn, serialcomm);
89 sdi->inst_type = SR_INST_SERIAL;
92 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P1");
93 drvc->instances = g_slist_append(drvc->instances, sdi);
94 devices = g_slist_append(devices, sdi);
99 static GSList *dev_list(const struct sr_dev_driver *di)
101 return ((struct drv_context *)(di->context))->instances;
104 static int dev_open(struct sr_dev_inst *sdi)
106 struct sr_serial_dev_inst *serial;
109 if (serial_open(serial, SERIAL_RDWR) != SR_OK)
112 sdi->status = SR_ST_ACTIVE;
117 static int cleanup(const struct sr_dev_driver *di)
119 return std_dev_clear(di, NULL);
122 static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
123 const struct sr_channel_group *cg)
125 struct dev_context *devc;
129 if (sdi->status != SR_ST_ACTIVE)
130 return SR_ERR_DEV_CLOSED;
132 if (!(devc = sdi->priv)) {
133 sr_err("sdi->priv was NULL.");
138 case SR_CONF_LIMIT_MSEC:
139 /* TODO: not yet implemented */
140 devc->limit_msec = g_variant_get_uint64(data);;
142 case SR_CONF_LIMIT_SAMPLES:
143 devc->limit_samples = g_variant_get_uint64(data);
152 static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
153 const struct sr_channel_group *cg)
159 case SR_CONF_SCAN_OPTIONS:
160 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
161 scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
163 case SR_CONF_DEVICE_OPTIONS:
164 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
165 devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
174 static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
176 struct dev_context *devc;
177 struct sr_serial_dev_inst *serial;
179 if (sdi->status != SR_ST_ACTIVE)
180 return SR_ERR_DEV_CLOSED;
182 if (!(devc = sdi->priv)) {
183 sr_err("sdi->priv was NULL.");
187 devc->cb_data = cb_data;
189 /* Send header packet to the session bus. */
190 std_session_send_df_header(cb_data, LOG_PREFIX);
192 /* Poll every 150ms, or whenever some data comes in. */
194 serial_source_add(sdi->session, serial, G_IO_IN, 150,
195 colead_slm_receive_data, (void *)sdi);
200 static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
202 return std_serial_dev_acquisition_stop(sdi, cb_data, std_serial_dev_close,
203 sdi->conn, LOG_PREFIX);
206 SR_PRIV struct sr_dev_driver colead_slm_driver_info = {
207 .name = "colead-slm",
208 .longname = "Colead SLM",
213 .dev_list = dev_list,
216 .config_set = config_set,
217 .config_list = config_list,
218 .dev_open = dev_open,
219 .dev_close = std_serial_dev_close,
220 .dev_acquisition_start = dev_acquisition_start,
221 .dev_acquisition_stop = dev_acquisition_stop,