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1 | /* | |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2012 Bert Vermeulen <bert@biot.com> | |
5 | * | |
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. | |
10 | * | |
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. | |
15 | * | |
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/>. | |
18 | */ | |
19 | ||
20 | #include <config.h> | |
21 | #include <glib.h> | |
22 | #include <sys/types.h> | |
23 | #include <sys/stat.h> | |
24 | #include <fcntl.h> | |
25 | #include <string.h> | |
26 | #include <libsigrok/libsigrok.h> | |
27 | #include "libsigrok-internal.h" | |
28 | #include "protocol.h" | |
29 | ||
30 | /* The Colead SL-5868P uses this. */ | |
31 | #define SERIALCOMM "2400/8n1" | |
32 | ||
33 | static const uint32_t scanopts[] = { | |
34 | SR_CONF_CONN, | |
35 | SR_CONF_SERIALCOMM, | |
36 | }; | |
37 | ||
38 | static const uint32_t drvopts[] = { | |
39 | SR_CONF_SOUNDLEVELMETER, | |
40 | }; | |
41 | ||
42 | static const uint32_t devopts[] = { | |
43 | SR_CONF_CONTINUOUS, | |
44 | SR_CONF_LIMIT_SAMPLES | SR_CONF_SET, | |
45 | SR_CONF_LIMIT_MSEC | SR_CONF_SET, | |
46 | }; | |
47 | ||
48 | static GSList *scan(struct sr_dev_driver *di, GSList *options) | |
49 | { | |
50 | struct dev_context *devc; | |
51 | struct sr_dev_inst *sdi; | |
52 | struct sr_config *src; | |
53 | GSList *l; | |
54 | const char *conn, *serialcomm; | |
55 | ||
56 | conn = serialcomm = NULL; | |
57 | for (l = options; l; l = l->next) { | |
58 | src = l->data; | |
59 | switch (src->key) { | |
60 | case SR_CONF_CONN: | |
61 | conn = g_variant_get_string(src->data, NULL); | |
62 | break; | |
63 | case SR_CONF_SERIALCOMM: | |
64 | serialcomm = g_variant_get_string(src->data, NULL); | |
65 | break; | |
66 | } | |
67 | } | |
68 | if (!conn) | |
69 | return NULL; | |
70 | if (!serialcomm) | |
71 | serialcomm = SERIALCOMM; | |
72 | ||
73 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); | |
74 | sdi->status = SR_ST_INACTIVE; | |
75 | sdi->vendor = g_strdup("Colead"); | |
76 | sdi->model = g_strdup("SL-5868P"); | |
77 | devc = g_malloc0(sizeof(struct dev_context)); | |
78 | sr_sw_limits_init(&devc->limits); | |
79 | sdi->conn = sr_serial_dev_inst_new(conn, serialcomm); | |
80 | sdi->inst_type = SR_INST_SERIAL; | |
81 | sdi->priv = devc; | |
82 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P1"); | |
83 | ||
84 | return std_scan_complete(di, g_slist_append(NULL, sdi)); | |
85 | } | |
86 | ||
87 | static int config_set(uint32_t key, GVariant *data, | |
88 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
89 | { | |
90 | struct dev_context *devc; | |
91 | ||
92 | (void)cg; | |
93 | ||
94 | devc = sdi->priv; | |
95 | ||
96 | return sr_sw_limits_config_set(&devc->limits, key, data); | |
97 | } | |
98 | ||
99 | static int config_list(uint32_t key, GVariant **data, | |
100 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
101 | { | |
102 | return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts); | |
103 | } | |
104 | ||
105 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) | |
106 | { | |
107 | struct dev_context *devc = sdi->priv; | |
108 | struct sr_serial_dev_inst *serial; | |
109 | ||
110 | sr_sw_limits_acquisition_start(&devc->limits); | |
111 | std_session_send_df_header(sdi); | |
112 | ||
113 | serial = sdi->conn; | |
114 | serial_source_add(sdi->session, serial, G_IO_IN, 150, | |
115 | colead_slm_receive_data, (void *)sdi); | |
116 | ||
117 | return SR_OK; | |
118 | } | |
119 | ||
120 | static struct sr_dev_driver colead_slm_driver_info = { | |
121 | .name = "colead-slm", | |
122 | .longname = "Colead SLM", | |
123 | .api_version = 1, | |
124 | .init = std_init, | |
125 | .cleanup = std_cleanup, | |
126 | .scan = scan, | |
127 | .dev_list = std_dev_list, | |
128 | .dev_clear = std_dev_clear, | |
129 | .config_get = NULL, | |
130 | .config_set = config_set, | |
131 | .config_list = config_list, | |
132 | .dev_open = std_serial_dev_open, | |
133 | .dev_close = std_serial_dev_close, | |
134 | .dev_acquisition_start = dev_acquisition_start, | |
135 | .dev_acquisition_stop = std_serial_dev_acquisition_stop, | |
136 | .context = NULL, | |
137 | }; | |
138 | SR_REGISTER_DEV_DRIVER(colead_slm_driver_info); |