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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
27static const uint32_t scanopts[] = {
28 SR_CONF_CONN,
29 SR_CONF_SERIALCOMM,
30};
31
32static 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
39static GSList *scan(struct sr_dev_driver *di, GSList *options)
40{
41 struct drv_context *drvc;
42 struct dev_context *devc;
43 struct sr_serial_dev_inst *serial;
44 struct sr_dev_inst *sdi;
45 GSList *devices = NULL, *l;
46 const char *conn = NULL, *serialcomm = NULL;
47 uint8_t buf[292];
48 size_t len;
49 struct sr_config *src;
50
51 len = sizeof(buf);
52
53 for (l = options; l; l = l->next) {
54 src = l->data;
55 switch (src->key) {
56 case SR_CONF_CONN:
57 conn = g_variant_get_string(src->data, NULL);
58 break;
59 case SR_CONF_SERIALCOMM:
60 serialcomm = g_variant_get_string(src->data, NULL);
61 break;
62 }
63 }
64 if (!conn)
65 return NULL;
66 if (!serialcomm)
67 serialcomm = "1200/7e1";
68
69 serial = sr_serial_dev_inst_new(conn, serialcomm);
70
71 if (serial_open(serial, SERIAL_RDONLY) != SR_OK)
72 return NULL;
73
74 sr_info("Probing serial port %s.", conn);
75
76 drvc = di->context;
77 drvc->instances = NULL;
78 serial_flush(serial);
79
80 /* Let's get a bit of data and see if we can find a packet. */
81 if (serial_stream_detect(serial, buf, &len, len,
82 teleinfo_packet_valid, 3000, 1200) != SR_OK)
83 goto scan_cleanup;
84
85 sr_info("Found device on port %s.", conn);
86
87 sdi = g_malloc0(sizeof(struct sr_dev_inst));
88 sdi->status = SR_ST_INACTIVE;
89 sdi->vendor = g_strdup("EDF");
90 sdi->model = g_strdup("Teleinfo");
91 devc = g_malloc0(sizeof(struct dev_context));
92 devc->optarif = teleinfo_get_optarif(buf);
93 sdi->inst_type = SR_INST_SERIAL;
94 sdi->conn = serial;
95 sdi->priv = devc;
96 sdi->driver = di;
97
98 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P");
99
100 if (devc->optarif == OPTARIF_BASE) {
101 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "BASE");
102 } else if (devc->optarif == OPTARIF_HC) {
103 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HP");
104 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HC");
105 } else if (devc->optarif == OPTARIF_EJP) {
106 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HN");
107 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HPM");
108 } else if (devc->optarif == OPTARIF_BBR) {
109 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HPJB");
110 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HPJW");
111 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HPJR");
112 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HCJB");
113 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HCJW");
114 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HCJR");
115 }
116
117 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "IINST");
118 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "PAPP");
119
120 drvc->instances = g_slist_append(drvc->instances, sdi);
121 devices = g_slist_append(devices, sdi);
122
123scan_cleanup:
124 serial_close(serial);
125
126 return devices;
127}
128
129static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
130 const struct sr_channel_group *cg)
131{
132 struct dev_context *devc;
133
134 (void)cg;
135
136 if (sdi->status != SR_ST_ACTIVE)
137 return SR_ERR_DEV_CLOSED;
138
139 devc = sdi->priv;
140
141 return sr_sw_limits_config_set(&devc->sw_limits, key, data);
142}
143
144static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
145 const struct sr_channel_group *cg)
146{
147 (void)sdi;
148 (void)cg;
149
150 switch (key) {
151 case SR_CONF_SCAN_OPTIONS:
152 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
153 scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
154 break;
155 case SR_CONF_DEVICE_OPTIONS:
156 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
157 devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
158 break;
159 default:
160 return SR_ERR_NA;
161 }
162
163 return SR_OK;
164}
165
166static int dev_acquisition_start(const struct sr_dev_inst *sdi)
167{
168 struct sr_serial_dev_inst *serial = sdi->conn;
169 struct dev_context *devc;
170
171 if (sdi->status != SR_ST_ACTIVE)
172 return SR_ERR_DEV_CLOSED;
173
174 devc = sdi->priv;
175
176 sr_sw_limits_acquisition_start(&devc->sw_limits);
177
178 std_session_send_df_header(sdi, LOG_PREFIX);
179
180 /* Poll every 50ms, or whenever some data comes in. */
181 serial_source_add(sdi->session, serial, G_IO_IN, 50,
182 teleinfo_receive_data, (void *)sdi);
183
184 return SR_OK;
185}
186
187static int dev_acquisition_stop(struct sr_dev_inst *sdi)
188{
189 return std_serial_dev_acquisition_stop(sdi,
190 std_serial_dev_close, sdi->conn, LOG_PREFIX);
191}
192
193static struct sr_dev_driver teleinfo_driver_info = {
194 .name = "teleinfo",
195 .longname = "Teleinfo",
196 .api_version = 1,
197 .init = std_init,
198 .cleanup = std_cleanup,
199 .scan = scan,
200 .dev_list = std_dev_list,
201 .dev_clear = NULL,
202 .config_get = NULL,
203 .config_set = config_set,
204 .config_list = config_list,
205 .dev_open = std_serial_dev_open,
206 .dev_close = std_serial_dev_close,
207 .dev_acquisition_start = dev_acquisition_start,
208 .dev_acquisition_stop = dev_acquisition_stop,
209 .context = NULL,
210};
211SR_REGISTER_DEV_DRIVER(teleinfo_driver_info);