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1 | /* | |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2013 Aurelien Jacobs <aurel@gnuage.org> | |
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 <stdlib.h> | |
22 | #include <glib.h> | |
23 | #include <libsigrok/libsigrok.h> | |
24 | #include "libsigrok-internal.h" | |
25 | #include "protocol.h" | |
26 | ||
27 | static const uint32_t scanopts[] = { | |
28 | SR_CONF_CONN, | |
29 | SR_CONF_SERIALCOMM, | |
30 | }; | |
31 | ||
32 | static const uint32_t devopts[] = { | |
33 | SR_CONF_ENERGYMETER, | |
34 | SR_CONF_CONTINUOUS, | |
35 | SR_CONF_LIMIT_SAMPLES | SR_CONF_SET, | |
36 | SR_CONF_LIMIT_MSEC | SR_CONF_SET, | |
37 | }; | |
38 | ||
39 | static GSList *scan(struct sr_dev_driver *di, GSList *options) | |
40 | { | |
41 | struct dev_context *devc; | |
42 | struct sr_serial_dev_inst *serial; | |
43 | struct sr_dev_inst *sdi; | |
44 | GSList *devices = NULL, *l; | |
45 | const char *conn = NULL, *serialcomm = NULL; | |
46 | uint8_t buf[292]; | |
47 | size_t len; | |
48 | struct sr_config *src; | |
49 | ||
50 | len = sizeof(buf); | |
51 | ||
52 | for (l = options; l; l = l->next) { | |
53 | src = l->data; | |
54 | switch (src->key) { | |
55 | case SR_CONF_CONN: | |
56 | conn = g_variant_get_string(src->data, NULL); | |
57 | break; | |
58 | case SR_CONF_SERIALCOMM: | |
59 | serialcomm = g_variant_get_string(src->data, NULL); | |
60 | break; | |
61 | } | |
62 | } | |
63 | if (!conn) | |
64 | return NULL; | |
65 | if (!serialcomm) | |
66 | serialcomm = "1200/7e1"; | |
67 | ||
68 | serial = sr_serial_dev_inst_new(conn, serialcomm); | |
69 | ||
70 | if (serial_open(serial, SERIAL_RDONLY) != SR_OK) | |
71 | return NULL; | |
72 | ||
73 | sr_info("Probing serial port %s.", conn); | |
74 | ||
75 | serial_flush(serial); | |
76 | ||
77 | /* Let's get a bit of data and see if we can find a packet. */ | |
78 | if (serial_stream_detect(serial, buf, &len, len, | |
79 | teleinfo_packet_valid, 3000, 1200) != SR_OK) | |
80 | goto scan_cleanup; | |
81 | ||
82 | sr_info("Found device on port %s.", conn); | |
83 | ||
84 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); | |
85 | sdi->status = SR_ST_INACTIVE; | |
86 | sdi->vendor = g_strdup("EDF"); | |
87 | sdi->model = g_strdup("Teleinfo"); | |
88 | devc = g_malloc0(sizeof(struct dev_context)); | |
89 | devc->optarif = teleinfo_get_optarif(buf); | |
90 | sdi->inst_type = SR_INST_SERIAL; | |
91 | sdi->conn = serial; | |
92 | sdi->priv = devc; | |
93 | ||
94 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P"); | |
95 | ||
96 | if (devc->optarif == OPTARIF_BASE) { | |
97 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "BASE"); | |
98 | } else if (devc->optarif == OPTARIF_HC) { | |
99 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HP"); | |
100 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HC"); | |
101 | } else if (devc->optarif == OPTARIF_EJP) { | |
102 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HN"); | |
103 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HPM"); | |
104 | } else if (devc->optarif == OPTARIF_BBR) { | |
105 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HPJB"); | |
106 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HPJW"); | |
107 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HPJR"); | |
108 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HCJB"); | |
109 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HCJW"); | |
110 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HCJR"); | |
111 | } | |
112 | ||
113 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "IINST"); | |
114 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "PAPP"); | |
115 | ||
116 | devices = g_slist_append(devices, sdi); | |
117 | ||
118 | scan_cleanup: | |
119 | serial_close(serial); | |
120 | ||
121 | return std_scan_complete(di, devices); | |
122 | } | |
123 | ||
124 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, | |
125 | const struct sr_channel_group *cg) | |
126 | { | |
127 | struct dev_context *devc; | |
128 | ||
129 | (void)cg; | |
130 | ||
131 | if (sdi->status != SR_ST_ACTIVE) | |
132 | return SR_ERR_DEV_CLOSED; | |
133 | ||
134 | devc = sdi->priv; | |
135 | ||
136 | return sr_sw_limits_config_set(&devc->sw_limits, key, data); | |
137 | } | |
138 | ||
139 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, | |
140 | const struct sr_channel_group *cg) | |
141 | { | |
142 | (void)sdi; | |
143 | (void)cg; | |
144 | ||
145 | switch (key) { | |
146 | case SR_CONF_SCAN_OPTIONS: | |
147 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
148 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); | |
149 | break; | |
150 | case SR_CONF_DEVICE_OPTIONS: | |
151 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
152 | devopts, ARRAY_SIZE(devopts), sizeof(uint32_t)); | |
153 | break; | |
154 | default: | |
155 | return SR_ERR_NA; | |
156 | } | |
157 | ||
158 | return SR_OK; | |
159 | } | |
160 | ||
161 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) | |
162 | { | |
163 | struct sr_serial_dev_inst *serial = sdi->conn; | |
164 | struct dev_context *devc; | |
165 | ||
166 | if (sdi->status != SR_ST_ACTIVE) | |
167 | return SR_ERR_DEV_CLOSED; | |
168 | ||
169 | devc = sdi->priv; | |
170 | ||
171 | sr_sw_limits_acquisition_start(&devc->sw_limits); | |
172 | ||
173 | std_session_send_df_header(sdi); | |
174 | ||
175 | /* Poll every 50ms, or whenever some data comes in. */ | |
176 | serial_source_add(sdi->session, serial, G_IO_IN, 50, | |
177 | teleinfo_receive_data, (void *)sdi); | |
178 | ||
179 | return SR_OK; | |
180 | } | |
181 | ||
182 | static struct sr_dev_driver teleinfo_driver_info = { | |
183 | .name = "teleinfo", | |
184 | .longname = "Teleinfo", | |
185 | .api_version = 1, | |
186 | .init = std_init, | |
187 | .cleanup = std_cleanup, | |
188 | .scan = scan, | |
189 | .dev_list = std_dev_list, | |
190 | .dev_clear = NULL, | |
191 | .config_get = NULL, | |
192 | .config_set = config_set, | |
193 | .config_list = config_list, | |
194 | .dev_open = std_serial_dev_open, | |
195 | .dev_close = std_serial_dev_close, | |
196 | .dev_acquisition_start = dev_acquisition_start, | |
197 | .dev_acquisition_stop = std_serial_dev_acquisition_stop, | |
198 | .context = NULL, | |
199 | }; | |
200 | SR_REGISTER_DEV_DRIVER(teleinfo_driver_info); |