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4433145f UH |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2013 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, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
6ec6c43b | 21 | #include <config.h> |
4433145f UH |
22 | #include "protocol.h" |
23 | ||
a0e0bb41 | 24 | static const uint32_t scanopts[] = { |
4a8bbed7 UH |
25 | SR_CONF_CONN, |
26 | SR_CONF_SERIALCOMM, | |
27 | }; | |
28 | ||
6685e9a6 | 29 | static const uint32_t drvopts[] = { |
4a8bbed7 | 30 | SR_CONF_THERMOMETER, |
6685e9a6 UH |
31 | }; |
32 | ||
33 | static const uint32_t devopts[] = { | |
34 | SR_CONF_CONTINUOUS | SR_CONF_SET, | |
5827f61b BV |
35 | SR_CONF_LIMIT_SAMPLES | SR_CONF_SET, |
36 | SR_CONF_LIMIT_MSEC | SR_CONF_SET, | |
4a8bbed7 UH |
37 | }; |
38 | ||
ba7dd8bb | 39 | static const char *channel_names[] = { |
4a8bbed7 | 40 | "T1", "T2", "T3", "T4", |
4a8bbed7 UH |
41 | }; |
42 | ||
43 | SR_PRIV struct sr_dev_driver center_309_driver_info; | |
44 | SR_PRIV struct sr_dev_driver voltcraft_k204_driver_info; | |
45 | ||
46 | SR_PRIV const struct center_dev_info center_devs[] = { | |
47 | { | |
48 | "Center", "309", "9600/8n1", 4, 32000, 45, | |
49 | center_3xx_packet_valid, | |
50 | ¢er_309_driver_info, receive_data_CENTER_309, | |
51 | }, | |
52 | { | |
53 | "Voltcraft", "K204", "9600/8n1", 4, 32000, 45, | |
54 | center_3xx_packet_valid, | |
55 | &voltcraft_k204_driver_info, receive_data_VOLTCRAFT_K204, | |
56 | }, | |
57 | }; | |
4433145f | 58 | |
4a8bbed7 | 59 | static int dev_clear(int idx) |
4433145f | 60 | { |
4a8bbed7 | 61 | return std_dev_clear(center_devs[idx].di, NULL); |
4433145f UH |
62 | } |
63 | ||
4a8bbed7 | 64 | static int init(struct sr_context *sr_ctx, int idx) |
4433145f | 65 | { |
4a8bbed7 UH |
66 | return std_init(sr_ctx, center_devs[idx].di, LOG_PREFIX); |
67 | } | |
68 | ||
69 | static GSList *center_scan(const char *conn, const char *serialcomm, int idx) | |
70 | { | |
71 | int i; | |
72 | struct sr_dev_inst *sdi; | |
4433145f | 73 | struct drv_context *drvc; |
4a8bbed7 | 74 | struct dev_context *devc; |
4a8bbed7 | 75 | struct sr_serial_dev_inst *serial; |
4433145f UH |
76 | GSList *devices; |
77 | ||
91219afc | 78 | serial = sr_serial_dev_inst_new(conn, serialcomm); |
4a8bbed7 | 79 | |
258a2313 | 80 | if (serial_open(serial, SERIAL_RDWR) != SR_OK) |
4a8bbed7 | 81 | return NULL; |
4433145f | 82 | |
41812aca | 83 | drvc = center_devs[idx].di->context; |
4433145f | 84 | devices = NULL; |
4a8bbed7 UH |
85 | serial_flush(serial); |
86 | ||
87 | sr_info("Found device on port %s.", conn); | |
88 | ||
aac29cc1 | 89 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
0af636be UH |
90 | sdi->status = SR_ST_INACTIVE; |
91 | sdi->vendor = g_strdup(center_devs[idx].vendor); | |
92 | sdi->model = g_strdup(center_devs[idx].device); | |
f57d8ffe | 93 | devc = g_malloc0(sizeof(struct dev_context)); |
4a8bbed7 UH |
94 | sdi->inst_type = SR_INST_SERIAL; |
95 | sdi->conn = serial; | |
4a8bbed7 UH |
96 | sdi->priv = devc; |
97 | sdi->driver = center_devs[idx].di; | |
98 | ||
0f34cb47 UH |
99 | for (i = 0; i < center_devs[idx].num_channels; i++) |
100 | sr_channel_new(sdi, i, SR_CHANNEL_ANALOG, TRUE, channel_names[i]); | |
4a8bbed7 UH |
101 | |
102 | drvc->instances = g_slist_append(drvc->instances, sdi); | |
103 | devices = g_slist_append(devices, sdi); | |
104 | ||
4a8bbed7 | 105 | serial_close(serial); |
4433145f UH |
106 | |
107 | return devices; | |
108 | } | |
109 | ||
4a8bbed7 | 110 | static GSList *scan(GSList *options, int idx) |
4433145f | 111 | { |
4a8bbed7 UH |
112 | struct sr_config *src; |
113 | GSList *l, *devices; | |
114 | const char *conn, *serialcomm; | |
115 | ||
116 | conn = serialcomm = NULL; | |
117 | for (l = options; l; l = l->next) { | |
118 | src = l->data; | |
119 | switch (src->key) { | |
120 | case SR_CONF_CONN: | |
121 | conn = g_variant_get_string(src->data, NULL); | |
122 | break; | |
123 | case SR_CONF_SERIALCOMM: | |
124 | serialcomm = g_variant_get_string(src->data, NULL); | |
125 | break; | |
126 | } | |
127 | } | |
128 | if (!conn) | |
129 | return NULL; | |
130 | ||
131 | if (serialcomm) { | |
132 | /* Use the provided comm specs. */ | |
133 | devices = center_scan(conn, serialcomm, idx); | |
134 | } else { | |
135 | /* Try the default. */ | |
136 | devices = center_scan(conn, center_devs[idx].conn, idx); | |
137 | } | |
138 | ||
139 | return devices; | |
4433145f UH |
140 | } |
141 | ||
4a8bbed7 | 142 | static GSList *dev_list(int idx) |
4433145f | 143 | { |
41812aca | 144 | return ((struct drv_context *)(center_devs[idx].di->context))->instances; |
4433145f UH |
145 | } |
146 | ||
4a8bbed7 | 147 | static int cleanup(int idx) |
4433145f | 148 | { |
4a8bbed7 | 149 | return dev_clear(idx); |
4433145f UH |
150 | } |
151 | ||
584560f1 | 152 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 153 | const struct sr_channel_group *cg) |
4433145f | 154 | { |
4a8bbed7 | 155 | struct dev_context *devc; |
4433145f | 156 | |
53b4680f | 157 | (void)cg; |
d3c74a6f | 158 | |
4433145f UH |
159 | if (sdi->status != SR_ST_ACTIVE) |
160 | return SR_ERR_DEV_CLOSED; | |
161 | ||
4a8bbed7 UH |
162 | devc = sdi->priv; |
163 | ||
584560f1 | 164 | switch (key) { |
4a8bbed7 UH |
165 | case SR_CONF_LIMIT_SAMPLES: |
166 | if (g_variant_get_uint64(data) == 0) | |
167 | return SR_ERR_ARG; | |
168 | devc->limit_samples = g_variant_get_uint64(data); | |
169 | break; | |
170 | case SR_CONF_LIMIT_MSEC: | |
171 | if (g_variant_get_uint64(data) == 0) | |
172 | return SR_ERR_ARG; | |
173 | devc->limit_msec = g_variant_get_uint64(data); | |
174 | break; | |
4433145f | 175 | default: |
4a8bbed7 | 176 | return SR_ERR_NA; |
4433145f UH |
177 | } |
178 | ||
4a8bbed7 | 179 | return SR_OK; |
4433145f UH |
180 | } |
181 | ||
584560f1 | 182 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 183 | const struct sr_channel_group *cg) |
4433145f | 184 | { |
53b4680f | 185 | (void)cg; |
4433145f | 186 | |
4433145f | 187 | switch (key) { |
4a8bbed7 | 188 | case SR_CONF_SCAN_OPTIONS: |
584560f1 | 189 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
a0e0bb41 | 190 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); |
4a8bbed7 UH |
191 | break; |
192 | case SR_CONF_DEVICE_OPTIONS: | |
6685e9a6 UH |
193 | if (!sdi) |
194 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
195 | drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t)); | |
196 | else | |
197 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
f254bc4b | 198 | devopts, ARRAY_SIZE(devopts), sizeof(uint32_t)); |
4a8bbed7 | 199 | break; |
4433145f UH |
200 | default: |
201 | return SR_ERR_NA; | |
202 | } | |
203 | ||
4a8bbed7 | 204 | return SR_OK; |
4433145f UH |
205 | } |
206 | ||
695dc859 | 207 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, int idx) |
4433145f | 208 | { |
4a8bbed7 UH |
209 | struct dev_context *devc; |
210 | struct sr_serial_dev_inst *serial; | |
4433145f UH |
211 | |
212 | if (sdi->status != SR_ST_ACTIVE) | |
213 | return SR_ERR_DEV_CLOSED; | |
214 | ||
4a8bbed7 | 215 | devc = sdi->priv; |
4a8bbed7 UH |
216 | devc->num_samples = 0; |
217 | devc->starttime = g_get_monotonic_time(); | |
218 | ||
695dc859 | 219 | std_session_send_df_header(sdi, LOG_PREFIX); |
4a8bbed7 UH |
220 | |
221 | /* Poll every 500ms, or whenever some data comes in. */ | |
222 | serial = sdi->conn; | |
102f1239 | 223 | serial_source_add(sdi->session, serial, G_IO_IN, 500, |
4a8bbed7 UH |
224 | center_devs[idx].receive_data, (void *)sdi); |
225 | ||
4433145f UH |
226 | return SR_OK; |
227 | } | |
228 | ||
695dc859 | 229 | static int dev_acquisition_stop(struct sr_dev_inst *sdi) |
4433145f | 230 | { |
6525d819 | 231 | return std_serial_dev_acquisition_stop(sdi, |
d43b0908 | 232 | std_serial_dev_close, sdi->conn, LOG_PREFIX); |
4433145f UH |
233 | } |
234 | ||
4a8bbed7 UH |
235 | /* Driver-specific API function wrappers */ |
236 | #define HW_INIT(X) \ | |
4f840ce9 | 237 | static int init_##X(struct sr_dev_driver *d, \ |
1a863916 | 238 | struct sr_context *sr_ctx) { (void)d; return init(sr_ctx, X); } |
4a8bbed7 | 239 | #define HW_CLEANUP(X) \ |
4f840ce9 | 240 | static int cleanup_##X(const struct sr_dev_driver *d) { \ |
1a863916 | 241 | (void)d; return cleanup(X); } |
4a8bbed7 | 242 | #define HW_SCAN(X) \ |
4f840ce9 | 243 | static GSList *scan_##X(struct sr_dev_driver *d, GSList *options) { \ |
1a863916 | 244 | (void)d; return scan(options, X); } |
4a8bbed7 | 245 | #define HW_DEV_LIST(X) \ |
4f840ce9 | 246 | static GSList *dev_list_##X(const struct sr_dev_driver *d) { \ |
1a863916 | 247 | (void)d; return dev_list(X); } |
4a8bbed7 | 248 | #define HW_DEV_CLEAR(X) \ |
4f840ce9 | 249 | static int dev_clear_##X(const struct sr_dev_driver *d) { \ |
1a863916 | 250 | (void)d; return dev_clear(X); } |
4a8bbed7 | 251 | #define HW_DEV_ACQUISITION_START(X) \ |
695dc859 UH |
252 | static int dev_acquisition_start_##X(const struct sr_dev_inst *sdi \ |
253 | ) { return dev_acquisition_start(sdi, X); } | |
4a8bbed7 UH |
254 | |
255 | /* Driver structs and API function wrappers */ | |
256 | #define DRV(ID, ID_UPPER, NAME, LONGNAME) \ | |
257 | HW_INIT(ID_UPPER) \ | |
258 | HW_CLEANUP(ID_UPPER) \ | |
259 | HW_SCAN(ID_UPPER) \ | |
260 | HW_DEV_LIST(ID_UPPER) \ | |
261 | HW_DEV_CLEAR(ID_UPPER) \ | |
262 | HW_DEV_ACQUISITION_START(ID_UPPER) \ | |
263 | SR_PRIV struct sr_dev_driver ID##_driver_info = { \ | |
264 | .name = NAME, \ | |
265 | .longname = LONGNAME, \ | |
266 | .api_version = 1, \ | |
267 | .init = init_##ID_UPPER, \ | |
268 | .cleanup = cleanup_##ID_UPPER, \ | |
269 | .scan = scan_##ID_UPPER, \ | |
270 | .dev_list = dev_list_##ID_UPPER, \ | |
271 | .dev_clear = dev_clear_##ID_UPPER, \ | |
272 | .config_get = NULL, \ | |
273 | .config_set = config_set, \ | |
274 | .config_list = config_list, \ | |
854434de | 275 | .dev_open = std_serial_dev_open, \ |
bf2c987f | 276 | .dev_close = std_serial_dev_close, \ |
4a8bbed7 UH |
277 | .dev_acquisition_start = dev_acquisition_start_##ID_UPPER, \ |
278 | .dev_acquisition_stop = dev_acquisition_stop, \ | |
41812aca | 279 | .context = NULL, \ |
4433145f | 280 | }; |
4a8bbed7 UH |
281 | |
282 | DRV(center_309, CENTER_309, "center-309", "Center 309") | |
283 | DRV(voltcraft_k204, VOLTCRAFT_K204, "voltcraft-k204", "Voltcraft K204") |