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1 | /* | |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2012 Uwe Hermann <uwe@hermann-uwe.de> | |
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 2 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 <fcntl.h> | |
22 | #include <glib.h> | |
23 | #include <libsigrok/libsigrok.h> | |
24 | #include "libsigrok-internal.h" | |
25 | #include "protocol.h" | |
26 | ||
27 | #define SERIALCOMM "9600/8e1" | |
28 | ||
29 | static const uint32_t scanopts[] = { | |
30 | SR_CONF_CONN, | |
31 | SR_CONF_SERIALCOMM, | |
32 | }; | |
33 | ||
34 | static const uint32_t drvopts[] = { | |
35 | SR_CONF_SOUNDLEVELMETER, | |
36 | }; | |
37 | ||
38 | static const uint32_t devopts[] = { | |
39 | SR_CONF_CONTINUOUS, | |
40 | SR_CONF_LIMIT_SAMPLES | SR_CONF_SET, | |
41 | SR_CONF_LIMIT_MSEC | SR_CONF_SET, | |
42 | }; | |
43 | ||
44 | static GSList *scan(struct sr_dev_driver *di, GSList *options) | |
45 | { | |
46 | struct dev_context *devc; | |
47 | struct sr_dev_inst *sdi; | |
48 | struct sr_config *src; | |
49 | GSList *l; | |
50 | const char *conn, *serialcomm; | |
51 | struct sr_serial_dev_inst *serial; | |
52 | ||
53 | conn = serialcomm = NULL; | |
54 | for (l = options; l; l = l->next) { | |
55 | if (!(src = l->data)) { | |
56 | sr_err("Invalid option data, skipping."); | |
57 | continue; | |
58 | } | |
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 | default: | |
67 | sr_err("Unknown option %d, skipping.", src->key); | |
68 | break; | |
69 | } | |
70 | } | |
71 | if (!conn) | |
72 | return NULL; | |
73 | if (!serialcomm) | |
74 | serialcomm = SERIALCOMM; | |
75 | ||
76 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); | |
77 | sdi->status = SR_ST_INACTIVE; | |
78 | sdi->vendor = g_strdup("Tondaj"); | |
79 | sdi->model = g_strdup("SL-814"); | |
80 | devc = g_malloc0(sizeof(struct dev_context)); | |
81 | sr_sw_limits_init(&devc->limits); | |
82 | ||
83 | serial = sr_serial_dev_inst_new(conn, serialcomm); | |
84 | ||
85 | if (serial_open(serial, SERIAL_RDWR) != SR_OK) { | |
86 | g_free(sdi); | |
87 | return NULL; | |
88 | } | |
89 | ||
90 | sdi->inst_type = SR_INST_SERIAL; | |
91 | sdi->conn = serial; | |
92 | ||
93 | sdi->priv = devc; | |
94 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P1"); | |
95 | ||
96 | return std_scan_complete(di, g_slist_append(NULL, sdi)); | |
97 | } | |
98 | ||
99 | static int config_set(uint32_t key, GVariant *data, | |
100 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
101 | { | |
102 | struct dev_context *devc; | |
103 | ||
104 | (void)cg; | |
105 | ||
106 | devc = sdi->priv; | |
107 | ||
108 | return sr_sw_limits_config_set(&devc->limits, key, data); | |
109 | } | |
110 | ||
111 | static int config_list(uint32_t key, GVariant **data, | |
112 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
113 | { | |
114 | return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts); | |
115 | } | |
116 | ||
117 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) | |
118 | { | |
119 | struct dev_context *devc = sdi->priv; | |
120 | struct sr_serial_dev_inst *serial; | |
121 | ||
122 | std_session_send_df_header(sdi); | |
123 | ||
124 | sr_sw_limits_acquisition_start(&devc->limits); | |
125 | ||
126 | serial = sdi->conn; | |
127 | serial_source_add(sdi->session, serial, G_IO_IN, 500, | |
128 | tondaj_sl_814_receive_data, (void *)sdi); | |
129 | ||
130 | return SR_OK; | |
131 | } | |
132 | ||
133 | static struct sr_dev_driver tondaj_sl_814_driver_info = { | |
134 | .name = "tondaj-sl-814", | |
135 | .longname = "Tondaj SL-814", | |
136 | .api_version = 1, | |
137 | .init = std_init, | |
138 | .cleanup = std_cleanup, | |
139 | .scan = scan, | |
140 | .dev_list = std_dev_list, | |
141 | .dev_clear = std_dev_clear, | |
142 | .config_get = NULL, | |
143 | .config_set = config_set, | |
144 | .config_list = config_list, | |
145 | .dev_open = std_serial_dev_open, | |
146 | .dev_close = std_serial_dev_close, | |
147 | .dev_acquisition_start = dev_acquisition_start, | |
148 | .dev_acquisition_stop = std_serial_dev_acquisition_stop, | |
149 | .context = NULL, | |
150 | }; | |
151 | SR_REGISTER_DEV_DRIVER(tondaj_sl_814_driver_info); |