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
23 static const uint32_t scanopts[] = {
28 static const uint32_t drvopts_temp[] = {
32 static const uint32_t drvopts_temp_hum[] = {
37 static const uint32_t devopts[] = {
38 SR_CONF_CONTINUOUS | SR_CONF_SET,
39 SR_CONF_LIMIT_SAMPLES | SR_CONF_SET,
40 SR_CONF_LIMIT_MSEC | SR_CONF_SET,
43 SR_PRIV struct sr_dev_driver mic_98581_driver_info;
44 SR_PRIV struct sr_dev_driver mic_98583_driver_info;
46 SR_PRIV const struct mic_dev_info mic_devs[] = {
48 "MIC", "98581", "38400/8n2", 32000, TRUE, FALSE, 6,
50 &mic_98581_driver_info, receive_data_MIC_98581,
53 "MIC", "98583", "38400/8n2", 32000, TRUE, TRUE, 10,
54 packet_valid_temp_hum,
55 &mic_98583_driver_info, receive_data_MIC_98583,
59 static int dev_clear(int idx)
61 return std_dev_clear(mic_devs[idx].di, NULL);
64 static int init(struct sr_context *sr_ctx, int idx)
66 return std_init(sr_ctx, mic_devs[idx].di, LOG_PREFIX);
69 static GSList *mic_scan(const char *conn, const char *serialcomm, int idx)
71 struct sr_dev_inst *sdi;
72 struct drv_context *drvc;
73 struct dev_context *devc;
74 struct sr_channel *ch;
75 struct sr_serial_dev_inst *serial;
78 if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
81 if (serial_open(serial, SERIAL_RDWR) != SR_OK)
84 drvc = mic_devs[idx].di->priv;
88 /* TODO: Query device type. */
89 // ret = mic_cmd_get_device_info(serial);
91 sr_info("Found device on port %s.", conn);
93 /* TODO: Fill in version from protocol response. */
94 sdi = g_malloc0(sizeof(struct sr_dev_inst));
95 sdi->status = SR_ST_INACTIVE;
96 sdi->vendor = g_strdup(mic_devs[idx].vendor);
97 sdi->model = g_strdup(mic_devs[idx].device);
98 devc = g_malloc0(sizeof(struct dev_context));
99 sdi->inst_type = SR_INST_SERIAL;
102 sdi->driver = mic_devs[idx].di;
104 ch = sr_channel_new(0, SR_CHANNEL_ANALOG, TRUE, "Temperature");
105 sdi->channels = g_slist_append(sdi->channels, ch);
107 if (mic_devs[idx].has_humidity) {
108 ch = sr_channel_new(1, SR_CHANNEL_ANALOG, TRUE, "Humidity");
109 sdi->channels = g_slist_append(sdi->channels, ch);
112 drvc->instances = g_slist_append(drvc->instances, sdi);
113 devices = g_slist_append(devices, sdi);
115 serial_close(serial);
120 static GSList *scan(GSList *options, int idx)
122 struct sr_config *src;
124 const char *conn, *serialcomm;
126 conn = serialcomm = NULL;
127 for (l = options; l; l = l->next) {
131 conn = g_variant_get_string(src->data, NULL);
133 case SR_CONF_SERIALCOMM:
134 serialcomm = g_variant_get_string(src->data, NULL);
142 /* Use the provided comm specs. */
143 devices = mic_scan(conn, serialcomm, idx);
145 /* Try the default. */
146 devices = mic_scan(conn, mic_devs[idx].conn, idx);
152 static GSList *dev_list(int idx)
154 return ((struct drv_context *)(mic_devs[idx].di->priv))->instances;
157 static int cleanup(int idx)
159 return dev_clear(idx);
162 static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
163 const struct sr_channel_group *cg)
165 struct dev_context *devc;
169 if (sdi->status != SR_ST_ACTIVE)
170 return SR_ERR_DEV_CLOSED;
175 case SR_CONF_LIMIT_SAMPLES:
176 devc->limit_samples = g_variant_get_uint64(data);
177 sr_dbg("Setting sample limit to %" PRIu64 ".",
178 devc->limit_samples);
180 case SR_CONF_LIMIT_MSEC:
181 devc->limit_msec = g_variant_get_uint64(data);
182 sr_dbg("Setting time limit to %" PRIu64 "ms.",
192 static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
193 const struct sr_channel_group *cg, int idx)
198 case SR_CONF_SCAN_OPTIONS:
199 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
200 scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
202 case SR_CONF_DEVICE_OPTIONS:
203 if (!sdi && !mic_devs[idx].has_humidity) {
204 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
205 drvopts_temp, ARRAY_SIZE(drvopts_temp),
207 } else if (!sdi && mic_devs[idx].has_humidity) {
208 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
209 drvopts_temp_hum, ARRAY_SIZE(drvopts_temp_hum),
212 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
213 devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
223 static int dev_acquisition_start(const struct sr_dev_inst *sdi,
224 void *cb_data, int idx)
226 struct dev_context *devc;
227 struct sr_serial_dev_inst *serial;
229 if (sdi->status != SR_ST_ACTIVE)
230 return SR_ERR_DEV_CLOSED;
233 devc->cb_data = cb_data;
234 devc->num_samples = 0;
235 devc->starttime = g_get_monotonic_time();
237 /* Send header packet to the session bus. */
238 std_session_send_df_header(cb_data, LOG_PREFIX);
240 /* Poll every 100ms, or whenever some data comes in. */
242 serial_source_add(sdi->session, serial, G_IO_IN, 100,
243 mic_devs[idx].receive_data, (void *)sdi);
248 static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
250 return std_serial_dev_acquisition_stop(sdi, cb_data, std_serial_dev_close,
251 sdi->conn, LOG_PREFIX);
254 /* Driver-specific API function wrappers */
256 static int init_##X(struct sr_context *sr_ctx) { return init(sr_ctx, X); }
257 #define HW_CLEANUP(X) \
258 static int cleanup_##X(void) { return cleanup(X); }
260 static GSList *scan_##X(GSList *options) { return scan(options, X); }
261 #define HW_DEV_LIST(X) \
262 static GSList *dev_list_##X(void) { return dev_list(X); }
263 #define HW_DEV_CLEAR(X) \
264 static int dev_clear_##X(void) { return dev_clear(X); }
265 #define HW_CONFIG_LIST(X) \
266 static int config_list_##X(uint32_t key, GVariant **data, \
267 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) { \
268 return config_list(key, data, sdi, cg, X); }
269 #define HW_DEV_ACQUISITION_START(X) \
270 static int dev_acquisition_start_##X(const struct sr_dev_inst *sdi, \
271 void *cb_data) { return dev_acquisition_start(sdi, cb_data, X); }
273 /* Driver structs and API function wrappers */
274 #define DRV(ID, ID_UPPER, NAME, LONGNAME) \
276 HW_CLEANUP(ID_UPPER) \
278 HW_DEV_LIST(ID_UPPER) \
279 HW_DEV_CLEAR(ID_UPPER) \
280 HW_CONFIG_LIST(ID_UPPER) \
281 HW_DEV_ACQUISITION_START(ID_UPPER) \
282 SR_PRIV struct sr_dev_driver ID##_driver_info = { \
284 .longname = LONGNAME, \
286 .init = init_##ID_UPPER, \
287 .cleanup = cleanup_##ID_UPPER, \
288 .scan = scan_##ID_UPPER, \
289 .dev_list = dev_list_##ID_UPPER, \
290 .dev_clear = dev_clear_##ID_UPPER, \
291 .config_get = NULL, \
292 .config_set = config_set, \
293 .config_list = config_list_##ID_UPPER, \
294 .dev_open = std_serial_dev_open, \
295 .dev_close = std_serial_dev_close, \
296 .dev_acquisition_start = dev_acquisition_start_##ID_UPPER, \
297 .dev_acquisition_stop = dev_acquisition_stop, \
301 DRV(mic_98581, MIC_98581, "mic-98581", "MIC 98581")
302 DRV(mic_98583, MIC_98583, "mic-98583", "MIC 98583")