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7ec5b549 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> |
7ec5b549 UH |
22 | #include "protocol.h" |
23 | ||
a0e0bb41 | 24 | static const uint32_t scanopts[] = { |
0cd8e231 UH |
25 | SR_CONF_CONN, |
26 | SR_CONF_SERIALCOMM, | |
0cd8e231 UH |
27 | }; |
28 | ||
e07edc83 UH |
29 | static const uint32_t drvopts_temp[] = { |
30 | SR_CONF_THERMOMETER, | |
31 | }; | |
32 | ||
33 | static const uint32_t drvopts_temp_hum[] = { | |
0cd8e231 UH |
34 | SR_CONF_THERMOMETER, |
35 | SR_CONF_HYGROMETER, | |
d6e1e6c4 UH |
36 | }; |
37 | ||
38 | static const uint32_t devopts[] = { | |
e91bb0a6 | 39 | SR_CONF_CONTINUOUS, |
5827f61b BV |
40 | SR_CONF_LIMIT_SAMPLES | SR_CONF_SET, |
41 | SR_CONF_LIMIT_MSEC | SR_CONF_SET, | |
0cd8e231 | 42 | }; |
7ec5b549 | 43 | |
6f3e5335 | 44 | SR_PRIV struct sr_dev_driver mic_98581_driver_info; |
0cd8e231 UH |
45 | SR_PRIV struct sr_dev_driver mic_98583_driver_info; |
46 | ||
47 | SR_PRIV const struct mic_dev_info mic_devs[] = { | |
48 | { | |
6f3e5335 UH |
49 | "MIC", "98581", "38400/8n2", 32000, TRUE, FALSE, 6, |
50 | packet_valid_temp, | |
51 | &mic_98581_driver_info, receive_data_MIC_98581, | |
52 | }, | |
53 | { | |
54 | "MIC", "98583", "38400/8n2", 32000, TRUE, TRUE, 10, | |
55 | packet_valid_temp_hum, | |
0cd8e231 UH |
56 | &mic_98583_driver_info, receive_data_MIC_98583, |
57 | }, | |
58 | }; | |
59 | ||
6078d2c9 | 60 | static int init(struct sr_context *sr_ctx, int idx) |
7ec5b549 | 61 | { |
f6beaac5 | 62 | return std_init(sr_ctx, mic_devs[idx].di, LOG_PREFIX); |
7ec5b549 UH |
63 | } |
64 | ||
6078d2c9 | 65 | static GSList *mic_scan(const char *conn, const char *serialcomm, int idx) |
7ec5b549 | 66 | { |
0cd8e231 | 67 | struct sr_dev_inst *sdi; |
7ec5b549 | 68 | struct drv_context *drvc; |
0cd8e231 | 69 | struct dev_context *devc; |
0cd8e231 | 70 | struct sr_serial_dev_inst *serial; |
7ec5b549 UH |
71 | GSList *devices; |
72 | ||
91219afc | 73 | serial = sr_serial_dev_inst_new(conn, serialcomm); |
7ec5b549 | 74 | |
51056d61 | 75 | if (serial_open(serial, SERIAL_RDWR) != SR_OK) |
0cd8e231 UH |
76 | return NULL; |
77 | ||
41812aca | 78 | drvc = mic_devs[idx].di->context; |
7ec5b549 | 79 | devices = NULL; |
0cd8e231 | 80 | serial_flush(serial); |
7ec5b549 | 81 | |
0cd8e231 UH |
82 | /* TODO: Query device type. */ |
83 | // ret = mic_cmd_get_device_info(serial); | |
84 | ||
85 | sr_info("Found device on port %s.", conn); | |
86 | ||
87 | /* TODO: Fill in version from protocol response. */ | |
aac29cc1 | 88 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
0af636be UH |
89 | sdi->status = SR_ST_INACTIVE; |
90 | sdi->vendor = g_strdup(mic_devs[idx].vendor); | |
91 | sdi->model = g_strdup(mic_devs[idx].device); | |
f57d8ffe | 92 | devc = g_malloc0(sizeof(struct dev_context)); |
301090aa | 93 | sr_sw_limits_init(&devc->limits); |
886bd5e0 UH |
94 | sdi->inst_type = SR_INST_SERIAL; |
95 | sdi->conn = serial; | |
0cd8e231 UH |
96 | sdi->priv = devc; |
97 | sdi->driver = mic_devs[idx].di; | |
98 | ||
5e23fcab | 99 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "Temperature"); |
0cd8e231 | 100 | |
5e23fcab ML |
101 | if (mic_devs[idx].has_humidity) |
102 | sr_channel_new(sdi, 1, SR_CHANNEL_ANALOG, TRUE, "Humidity"); | |
0cd8e231 UH |
103 | |
104 | drvc->instances = g_slist_append(drvc->instances, sdi); | |
105 | devices = g_slist_append(devices, sdi); | |
106 | ||
0cd8e231 | 107 | serial_close(serial); |
7ec5b549 UH |
108 | |
109 | return devices; | |
110 | } | |
111 | ||
6078d2c9 | 112 | static GSList *scan(GSList *options, int idx) |
0cd8e231 UH |
113 | { |
114 | struct sr_config *src; | |
115 | GSList *l, *devices; | |
116 | const char *conn, *serialcomm; | |
117 | ||
118 | conn = serialcomm = NULL; | |
119 | for (l = options; l; l = l->next) { | |
120 | src = l->data; | |
121 | switch (src->key) { | |
122 | case SR_CONF_CONN: | |
2c2be401 | 123 | conn = g_variant_get_string(src->data, NULL); |
0cd8e231 UH |
124 | break; |
125 | case SR_CONF_SERIALCOMM: | |
06c45a66 | 126 | serialcomm = g_variant_get_string(src->data, NULL); |
0cd8e231 UH |
127 | break; |
128 | } | |
129 | } | |
130 | if (!conn) | |
131 | return NULL; | |
132 | ||
133 | if (serialcomm) { | |
134 | /* Use the provided comm specs. */ | |
6078d2c9 | 135 | devices = mic_scan(conn, serialcomm, idx); |
0cd8e231 UH |
136 | } else { |
137 | /* Try the default. */ | |
6078d2c9 | 138 | devices = mic_scan(conn, mic_devs[idx].conn, idx); |
0cd8e231 UH |
139 | } |
140 | ||
141 | return devices; | |
142 | } | |
143 | ||
584560f1 | 144 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 145 | const struct sr_channel_group *cg) |
7ec5b549 | 146 | { |
0cd8e231 | 147 | struct dev_context *devc; |
7ec5b549 | 148 | |
53b4680f | 149 | (void)cg; |
8f996b89 | 150 | |
0cd8e231 | 151 | if (sdi->status != SR_ST_ACTIVE) |
e73ffd42 | 152 | return SR_ERR_DEV_CLOSED; |
7ec5b549 | 153 | |
0cd8e231 UH |
154 | devc = sdi->priv; |
155 | ||
301090aa | 156 | return sr_sw_limits_config_set(&devc->limits, key, data); |
7ec5b549 UH |
157 | } |
158 | ||
584560f1 | 159 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
e07edc83 | 160 | const struct sr_channel_group *cg, int idx) |
7ec5b549 | 161 | { |
53b4680f | 162 | (void)cg; |
7ec5b549 UH |
163 | |
164 | switch (key) { | |
0cd8e231 | 165 | case SR_CONF_SCAN_OPTIONS: |
584560f1 | 166 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
a0e0bb41 | 167 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); |
0cd8e231 UH |
168 | break; |
169 | case SR_CONF_DEVICE_OPTIONS: | |
e07edc83 UH |
170 | if (!sdi && !mic_devs[idx].has_humidity) { |
171 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
172 | drvopts_temp, ARRAY_SIZE(drvopts_temp), | |
173 | sizeof(uint32_t)); | |
174 | } else if (!sdi && mic_devs[idx].has_humidity) { | |
d6e1e6c4 | 175 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
e07edc83 UH |
176 | drvopts_temp_hum, ARRAY_SIZE(drvopts_temp_hum), |
177 | sizeof(uint32_t)); | |
178 | } else { | |
d6e1e6c4 | 179 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
f254bc4b | 180 | devopts, ARRAY_SIZE(devopts), sizeof(uint32_t)); |
e07edc83 | 181 | } |
0cd8e231 | 182 | break; |
7ec5b549 | 183 | default: |
bd6fbf62 | 184 | return SR_ERR_NA; |
7ec5b549 UH |
185 | } |
186 | ||
187 | return SR_OK; | |
188 | } | |
189 | ||
695dc859 | 190 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, int idx) |
7ec5b549 | 191 | { |
0cd8e231 | 192 | struct dev_context *devc; |
886bd5e0 | 193 | struct sr_serial_dev_inst *serial; |
0cd8e231 | 194 | |
e73ffd42 BV |
195 | if (sdi->status != SR_ST_ACTIVE) |
196 | return SR_ERR_DEV_CLOSED; | |
0cd8e231 | 197 | |
e73ffd42 | 198 | devc = sdi->priv; |
0cd8e231 | 199 | |
301090aa | 200 | sr_sw_limits_acquisition_start(&devc->limits); |
695dc859 | 201 | std_session_send_df_header(sdi, LOG_PREFIX); |
0cd8e231 UH |
202 | |
203 | /* Poll every 100ms, or whenever some data comes in. */ | |
886bd5e0 | 204 | serial = sdi->conn; |
102f1239 | 205 | serial_source_add(sdi->session, serial, G_IO_IN, 100, |
0cd8e231 | 206 | mic_devs[idx].receive_data, (void *)sdi); |
7ec5b549 UH |
207 | |
208 | return SR_OK; | |
209 | } | |
210 | ||
695dc859 | 211 | static int dev_acquisition_stop(struct sr_dev_inst *sdi) |
7ec5b549 | 212 | { |
6525d819 | 213 | return std_serial_dev_acquisition_stop(sdi, std_serial_dev_close, |
d43b0908 | 214 | sdi->conn, LOG_PREFIX); |
7ec5b549 UH |
215 | } |
216 | ||
0cd8e231 UH |
217 | /* Driver-specific API function wrappers */ |
218 | #define HW_INIT(X) \ | |
4f840ce9 | 219 | static int init_##X(struct sr_dev_driver *di, struct sr_context *sr_ctx) { \ |
1a863916 | 220 | (void)di; return init(sr_ctx, X); } |
0cd8e231 | 221 | #define HW_SCAN(X) \ |
4f840ce9 | 222 | static GSList *scan_##X(struct sr_dev_driver *di, GSList *options) { \ |
1a863916 | 223 | (void)di; return scan(options, X); } |
e07edc83 UH |
224 | #define HW_CONFIG_LIST(X) \ |
225 | static int config_list_##X(uint32_t key, GVariant **data, \ | |
226 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) { \ | |
227 | return config_list(key, data, sdi, cg, X); } | |
0cd8e231 | 228 | #define HW_DEV_ACQUISITION_START(X) \ |
695dc859 UH |
229 | static int dev_acquisition_start_##X(const struct sr_dev_inst *sdi \ |
230 | ) { return dev_acquisition_start(sdi, X); } | |
0cd8e231 UH |
231 | |
232 | /* Driver structs and API function wrappers */ | |
233 | #define DRV(ID, ID_UPPER, NAME, LONGNAME) \ | |
234 | HW_INIT(ID_UPPER) \ | |
0cd8e231 | 235 | HW_SCAN(ID_UPPER) \ |
e07edc83 | 236 | HW_CONFIG_LIST(ID_UPPER) \ |
0cd8e231 UH |
237 | HW_DEV_ACQUISITION_START(ID_UPPER) \ |
238 | SR_PRIV struct sr_dev_driver ID##_driver_info = { \ | |
239 | .name = NAME, \ | |
240 | .longname = LONGNAME, \ | |
241 | .api_version = 1, \ | |
6078d2c9 | 242 | .init = init_##ID_UPPER, \ |
700d6b64 | 243 | .cleanup = std_cleanup, \ |
6078d2c9 | 244 | .scan = scan_##ID_UPPER, \ |
c01bf34c | 245 | .dev_list = std_dev_list, \ |
0cd8e231 UH |
246 | .config_get = NULL, \ |
247 | .config_set = config_set, \ | |
e07edc83 | 248 | .config_list = config_list_##ID_UPPER, \ |
854434de | 249 | .dev_open = std_serial_dev_open, \ |
bf2c987f | 250 | .dev_close = std_serial_dev_close, \ |
6078d2c9 UH |
251 | .dev_acquisition_start = dev_acquisition_start_##ID_UPPER, \ |
252 | .dev_acquisition_stop = dev_acquisition_stop, \ | |
41812aca | 253 | .context = NULL, \ |
7ec5b549 | 254 | }; |
0cd8e231 | 255 | |
6f3e5335 | 256 | DRV(mic_98581, MIC_98581, "mic-98581", "MIC 98581") |
0cd8e231 | 257 | DRV(mic_98583, MIC_98583, "mic-98583", "MIC 98583") |