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5e7a8e57 AJ |
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 | ||
6ec6c43b | 20 | #include <config.h> |
81a9ab72 | 21 | #include <string.h> |
5e7a8e57 AJ |
22 | #include "protocol.h" |
23 | ||
a0e0bb41 | 24 | static const uint32_t scanopts[] = { |
81a9ab72 AJ |
25 | SR_CONF_CONN, |
26 | SR_CONF_SERIALCOMM, | |
27 | }; | |
28 | ||
42a47a9a | 29 | static const uint32_t drvopts[] = { |
81a9ab72 | 30 | SR_CONF_THERMOMETER, |
42a47a9a BV |
31 | }; |
32 | ||
33 | static const uint32_t devopts[] = { | |
e91bb0a6 | 34 | SR_CONF_CONTINUOUS, |
5827f61b BV |
35 | SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET, |
36 | SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET, | |
37 | SR_CONF_DATA_SOURCE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
81a9ab72 AJ |
38 | }; |
39 | ||
40 | static const char *data_sources[] = { | |
41 | "Live", | |
42 | "Memory", | |
43 | }; | |
44 | ||
5e7a8e57 | 45 | SR_PRIV struct sr_dev_driver appa_55ii_driver_info; |
5e7a8e57 | 46 | |
4f840ce9 | 47 | static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx) |
5e7a8e57 | 48 | { |
1f8f5bc0 | 49 | return std_init(di, sr_ctx, LOG_PREFIX); |
5e7a8e57 AJ |
50 | } |
51 | ||
4f840ce9 | 52 | static GSList *scan(struct sr_dev_driver *di, GSList *options) |
5e7a8e57 AJ |
53 | { |
54 | struct drv_context *drvc; | |
81a9ab72 AJ |
55 | struct dev_context *devc; |
56 | struct sr_serial_dev_inst *serial; | |
57 | struct sr_dev_inst *sdi; | |
7574e58c BV |
58 | struct sr_config *src; |
59 | GSList *devices, *l; | |
60 | const char *conn, *serialcomm; | |
81a9ab72 | 61 | uint8_t buf[50]; |
7574e58c | 62 | size_t len; |
81a9ab72 | 63 | |
7574e58c BV |
64 | len = sizeof(buf); |
65 | devices = NULL; | |
66 | conn = serialcomm = NULL; | |
81a9ab72 | 67 | for (l = options; l; l = l->next) { |
7574e58c | 68 | src = l->data; |
81a9ab72 AJ |
69 | switch (src->key) { |
70 | case SR_CONF_CONN: | |
71 | conn = g_variant_get_string(src->data, NULL); | |
72 | break; | |
73 | case SR_CONF_SERIALCOMM: | |
74 | serialcomm = g_variant_get_string(src->data, NULL); | |
75 | break; | |
76 | } | |
77 | } | |
78 | if (!conn) | |
79 | return NULL; | |
80 | if (!serialcomm) | |
81 | serialcomm = "9600/8n1"; | |
82 | ||
91219afc UH |
83 | serial = sr_serial_dev_inst_new(conn, serialcomm); |
84 | ||
25dd0831 | 85 | if (serial_open(serial, SERIAL_RDONLY) != SR_OK) |
81a9ab72 | 86 | return NULL; |
5e7a8e57 | 87 | |
81a9ab72 | 88 | sr_info("Probing serial port %s.", conn); |
5e7a8e57 | 89 | |
41812aca | 90 | drvc = di->context; |
5e7a8e57 | 91 | drvc->instances = NULL; |
81a9ab72 AJ |
92 | serial_flush(serial); |
93 | ||
94 | /* Let's get a bit of data and see if we can find a packet. */ | |
95 | if (serial_stream_detect(serial, buf, &len, 25, | |
7574e58c | 96 | appa_55ii_packet_valid, 500, 9600) != SR_OK) |
81a9ab72 AJ |
97 | goto scan_cleanup; |
98 | ||
99 | sr_info("Found device on port %s.", conn); | |
100 | ||
aac29cc1 | 101 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
0af636be UH |
102 | sdi->status = SR_ST_INACTIVE; |
103 | sdi->vendor = g_strdup("APPA"); | |
104 | sdi->model = g_strdup("55II"); | |
f57d8ffe | 105 | devc = g_malloc0(sizeof(struct dev_context)); |
81a9ab72 | 106 | devc->data_source = DEFAULT_DATA_SOURCE; |
81a9ab72 AJ |
107 | sdi->inst_type = SR_INST_SERIAL; |
108 | sdi->conn = serial; | |
109 | sdi->priv = devc; | |
110 | sdi->driver = di; | |
5e7a8e57 | 111 | |
5e23fcab ML |
112 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "T1"); |
113 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "T2"); | |
81a9ab72 AJ |
114 | |
115 | drvc->instances = g_slist_append(drvc->instances, sdi); | |
116 | devices = g_slist_append(devices, sdi); | |
117 | ||
118 | scan_cleanup: | |
119 | serial_close(serial); | |
5e7a8e57 AJ |
120 | |
121 | return devices; | |
122 | } | |
123 | ||
584560f1 | 124 | static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 125 | const struct sr_channel_group *cg) |
5e7a8e57 | 126 | { |
81a9ab72 | 127 | struct dev_context *devc = sdi->priv; |
5e7a8e57 | 128 | |
53b4680f | 129 | (void)cg; |
5e7a8e57 | 130 | |
5e7a8e57 | 131 | switch (key) { |
81a9ab72 | 132 | case SR_CONF_LIMIT_SAMPLES: |
81a9ab72 | 133 | case SR_CONF_LIMIT_MSEC: |
e2492a33 | 134 | return sr_sw_limits_config_get(&devc->limits, key, data); |
81a9ab72 AJ |
135 | case SR_CONF_DATA_SOURCE: |
136 | *data = g_variant_new_string(data_sources[devc->data_source]); | |
137 | break; | |
5e7a8e57 AJ |
138 | default: |
139 | return SR_ERR_NA; | |
140 | } | |
141 | ||
81a9ab72 | 142 | return SR_OK; |
5e7a8e57 AJ |
143 | } |
144 | ||
584560f1 | 145 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 146 | const struct sr_channel_group *cg) |
5e7a8e57 | 147 | { |
81a9ab72 | 148 | struct dev_context *devc; |
7574e58c BV |
149 | const char *tmp_str; |
150 | unsigned int i; | |
5e7a8e57 | 151 | |
53b4680f | 152 | (void)cg; |
5e7a8e57 AJ |
153 | |
154 | if (sdi->status != SR_ST_ACTIVE) | |
155 | return SR_ERR_DEV_CLOSED; | |
156 | ||
81a9ab72 AJ |
157 | if (!(devc = sdi->priv)) { |
158 | sr_err("sdi->priv was NULL."); | |
159 | return SR_ERR_BUG; | |
160 | } | |
161 | ||
5e7a8e57 | 162 | switch (key) { |
81a9ab72 | 163 | case SR_CONF_LIMIT_SAMPLES: |
e2492a33 | 164 | return sr_sw_limits_config_set(&devc->limits, key, data); |
81a9ab72 | 165 | case SR_CONF_DATA_SOURCE: { |
7574e58c BV |
166 | tmp_str = g_variant_get_string(data, NULL); |
167 | for (i = 0; i < ARRAY_SIZE(data_sources); i++) | |
81a9ab72 AJ |
168 | if (!strcmp(tmp_str, data_sources[i])) { |
169 | devc->data_source = i; | |
170 | break; | |
171 | } | |
172 | if (i == ARRAY_SIZE(data_sources)) | |
173 | return SR_ERR; | |
174 | break; | |
175 | } | |
5e7a8e57 | 176 | default: |
81a9ab72 | 177 | return SR_ERR_NA; |
5e7a8e57 AJ |
178 | } |
179 | ||
81a9ab72 | 180 | return SR_OK; |
5e7a8e57 AJ |
181 | } |
182 | ||
584560f1 | 183 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 184 | const struct sr_channel_group *cg) |
5e7a8e57 | 185 | { |
53b4680f | 186 | (void)cg; |
5e7a8e57 | 187 | |
5e7a8e57 | 188 | switch (key) { |
81a9ab72 | 189 | case SR_CONF_SCAN_OPTIONS: |
584560f1 | 190 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
a0e0bb41 | 191 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); |
81a9ab72 AJ |
192 | break; |
193 | case SR_CONF_DEVICE_OPTIONS: | |
42a47a9a BV |
194 | if (!sdi) |
195 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
196 | drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t)); | |
197 | else | |
198 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
199 | devopts, ARRAY_SIZE(devopts), sizeof(uint32_t)); | |
81a9ab72 AJ |
200 | break; |
201 | case SR_CONF_DATA_SOURCE: | |
202 | *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources)); | |
203 | break; | |
5e7a8e57 AJ |
204 | default: |
205 | return SR_ERR_NA; | |
206 | } | |
207 | ||
81a9ab72 | 208 | return SR_OK; |
5e7a8e57 AJ |
209 | } |
210 | ||
695dc859 | 211 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) |
5e7a8e57 | 212 | { |
7574e58c | 213 | struct sr_serial_dev_inst *serial; |
81a9ab72 | 214 | struct dev_context *devc; |
5e7a8e57 | 215 | |
7574e58c | 216 | serial = sdi->conn; |
5e7a8e57 AJ |
217 | if (sdi->status != SR_ST_ACTIVE) |
218 | return SR_ERR_DEV_CLOSED; | |
219 | ||
208c1d35 | 220 | devc = sdi->priv; |
5e7a8e57 | 221 | |
e2492a33 | 222 | sr_sw_limits_acquisition_start(&devc->limits); |
5e7a8e57 | 223 | |
695dc859 | 224 | std_session_send_df_header(sdi, LOG_PREFIX); |
5e7a8e57 | 225 | |
81a9ab72 | 226 | /* Poll every 50ms, or whenever some data comes in. */ |
102f1239 BV |
227 | serial_source_add(sdi->session, serial, G_IO_IN, 50, |
228 | appa_55ii_receive_data, (void *)sdi); | |
5e7a8e57 AJ |
229 | |
230 | return SR_OK; | |
231 | } | |
232 | ||
695dc859 | 233 | static int dev_acquisition_stop(struct sr_dev_inst *sdi) |
81a9ab72 | 234 | { |
6525d819 | 235 | return std_serial_dev_acquisition_stop(sdi, |
76b4d4f4 | 236 | std_serial_dev_close, sdi->conn, LOG_PREFIX); |
81a9ab72 AJ |
237 | } |
238 | ||
5e7a8e57 AJ |
239 | SR_PRIV struct sr_dev_driver appa_55ii_driver_info = { |
240 | .name = "appa-55ii", | |
241 | .longname = "APPA 55II", | |
242 | .api_version = 1, | |
243 | .init = init, | |
700d6b64 | 244 | .cleanup = std_cleanup, |
5e7a8e57 | 245 | .scan = scan, |
c01bf34c | 246 | .dev_list = std_dev_list, |
a6630742 | 247 | .dev_clear = NULL, |
5e7a8e57 AJ |
248 | .config_get = config_get, |
249 | .config_set = config_set, | |
250 | .config_list = config_list, | |
81a9ab72 AJ |
251 | .dev_open = std_serial_dev_open, |
252 | .dev_close = std_serial_dev_close, | |
5e7a8e57 AJ |
253 | .dev_acquisition_start = dev_acquisition_start, |
254 | .dev_acquisition_stop = dev_acquisition_stop, | |
41812aca | 255 | .context = NULL, |
5e7a8e57 | 256 | }; |