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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 | |
2ea1fdf1 | 17 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
7ec5b549 UH |
18 | */ |
19 | ||
6ec6c43b | 20 | #include <config.h> |
7ec5b549 UH |
21 | #include "protocol.h" |
22 | ||
a0e0bb41 | 23 | static const uint32_t scanopts[] = { |
0cd8e231 UH |
24 | SR_CONF_CONN, |
25 | SR_CONF_SERIALCOMM, | |
0cd8e231 UH |
26 | }; |
27 | ||
e07edc83 UH |
28 | static const uint32_t drvopts_temp[] = { |
29 | SR_CONF_THERMOMETER, | |
30 | }; | |
31 | ||
32 | static const uint32_t drvopts_temp_hum[] = { | |
0cd8e231 UH |
33 | SR_CONF_THERMOMETER, |
34 | SR_CONF_HYGROMETER, | |
d6e1e6c4 UH |
35 | }; |
36 | ||
37 | static const uint32_t devopts[] = { | |
e91bb0a6 | 38 | SR_CONF_CONTINUOUS, |
5827f61b BV |
39 | SR_CONF_LIMIT_SAMPLES | SR_CONF_SET, |
40 | SR_CONF_LIMIT_MSEC | SR_CONF_SET, | |
0cd8e231 | 41 | }; |
7ec5b549 | 42 | |
dd5c48a6 LPC |
43 | static struct sr_dev_driver mic_98581_driver_info; |
44 | static struct sr_dev_driver mic_98583_driver_info; | |
0cd8e231 UH |
45 | |
46 | SR_PRIV const struct mic_dev_info mic_devs[] = { | |
47 | { | |
6f3e5335 UH |
48 | "MIC", "98581", "38400/8n2", 32000, TRUE, FALSE, 6, |
49 | packet_valid_temp, | |
50 | &mic_98581_driver_info, receive_data_MIC_98581, | |
51 | }, | |
52 | { | |
53 | "MIC", "98583", "38400/8n2", 32000, TRUE, TRUE, 10, | |
54 | packet_valid_temp_hum, | |
0cd8e231 UH |
55 | &mic_98583_driver_info, receive_data_MIC_98583, |
56 | }, | |
57 | }; | |
58 | ||
6078d2c9 | 59 | static GSList *mic_scan(const char *conn, const char *serialcomm, int idx) |
7ec5b549 | 60 | { |
0cd8e231 | 61 | struct sr_dev_inst *sdi; |
0cd8e231 | 62 | struct dev_context *devc; |
0cd8e231 | 63 | struct sr_serial_dev_inst *serial; |
7ec5b549 | 64 | |
91219afc | 65 | serial = sr_serial_dev_inst_new(conn, serialcomm); |
7ec5b549 | 66 | |
51056d61 | 67 | if (serial_open(serial, SERIAL_RDWR) != SR_OK) |
0cd8e231 UH |
68 | return NULL; |
69 | ||
0cd8e231 | 70 | serial_flush(serial); |
7ec5b549 | 71 | |
0cd8e231 UH |
72 | /* TODO: Query device type. */ |
73 | // ret = mic_cmd_get_device_info(serial); | |
74 | ||
75 | sr_info("Found device on port %s.", conn); | |
76 | ||
77 | /* TODO: Fill in version from protocol response. */ | |
aac29cc1 | 78 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
0af636be UH |
79 | sdi->status = SR_ST_INACTIVE; |
80 | sdi->vendor = g_strdup(mic_devs[idx].vendor); | |
81 | sdi->model = g_strdup(mic_devs[idx].device); | |
f57d8ffe | 82 | devc = g_malloc0(sizeof(struct dev_context)); |
301090aa | 83 | sr_sw_limits_init(&devc->limits); |
886bd5e0 UH |
84 | sdi->inst_type = SR_INST_SERIAL; |
85 | sdi->conn = serial; | |
0cd8e231 | 86 | sdi->priv = devc; |
0cd8e231 | 87 | |
5e23fcab | 88 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "Temperature"); |
0cd8e231 | 89 | |
5e23fcab ML |
90 | if (mic_devs[idx].has_humidity) |
91 | sr_channel_new(sdi, 1, SR_CHANNEL_ANALOG, TRUE, "Humidity"); | |
0cd8e231 | 92 | |
0cd8e231 | 93 | serial_close(serial); |
7ec5b549 | 94 | |
43376f33 | 95 | return std_scan_complete(mic_devs[idx].di, g_slist_append(NULL, sdi)); |
7ec5b549 UH |
96 | } |
97 | ||
6078d2c9 | 98 | static GSList *scan(GSList *options, int idx) |
0cd8e231 UH |
99 | { |
100 | struct sr_config *src; | |
101 | GSList *l, *devices; | |
102 | const char *conn, *serialcomm; | |
103 | ||
104 | conn = serialcomm = NULL; | |
105 | for (l = options; l; l = l->next) { | |
106 | src = l->data; | |
107 | switch (src->key) { | |
108 | case SR_CONF_CONN: | |
2c2be401 | 109 | conn = g_variant_get_string(src->data, NULL); |
0cd8e231 UH |
110 | break; |
111 | case SR_CONF_SERIALCOMM: | |
06c45a66 | 112 | serialcomm = g_variant_get_string(src->data, NULL); |
0cd8e231 UH |
113 | break; |
114 | } | |
115 | } | |
116 | if (!conn) | |
117 | return NULL; | |
118 | ||
ca314e06 | 119 | if (serialcomm) |
6078d2c9 | 120 | devices = mic_scan(conn, serialcomm, idx); |
ca314e06 | 121 | else |
6078d2c9 | 122 | devices = mic_scan(conn, mic_devs[idx].conn, idx); |
0cd8e231 UH |
123 | |
124 | return devices; | |
125 | } | |
126 | ||
dd7a72ea UH |
127 | static int config_set(uint32_t key, GVariant *data, |
128 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
7ec5b549 | 129 | { |
0cd8e231 | 130 | struct dev_context *devc; |
7ec5b549 | 131 | |
53b4680f | 132 | (void)cg; |
8f996b89 | 133 | |
0cd8e231 UH |
134 | devc = sdi->priv; |
135 | ||
301090aa | 136 | return sr_sw_limits_config_set(&devc->limits, key, data); |
7ec5b549 UH |
137 | } |
138 | ||
dd7a72ea UH |
139 | static int config_list(uint32_t key, GVariant **data, |
140 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg, int idx) | |
7ec5b549 | 141 | { |
e66d1892 UH |
142 | /* |
143 | * We can't use the ternary operator here! The result would contain | |
144 | * sizeof((cond) ? A : B) where A/B are arrays of different type/size. | |
145 | * The ternary operator always returns the "common" type of A and B, | |
146 | * which would be a pointer instead of either the A or B arrays. | |
147 | * Thus, sizeof() would yield the size of a pointer, not the size | |
148 | * of either the A or B array, which is not what we want. | |
149 | */ | |
150 | if (mic_devs[idx].has_humidity) | |
151 | return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts_temp_hum, devopts); | |
152 | else | |
153 | return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts_temp, devopts); | |
7ec5b549 UH |
154 | } |
155 | ||
695dc859 | 156 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, int idx) |
7ec5b549 | 157 | { |
0cd8e231 | 158 | struct dev_context *devc; |
886bd5e0 | 159 | struct sr_serial_dev_inst *serial; |
0cd8e231 | 160 | |
e73ffd42 | 161 | devc = sdi->priv; |
0cd8e231 | 162 | |
301090aa | 163 | sr_sw_limits_acquisition_start(&devc->limits); |
bee2b016 | 164 | std_session_send_df_header(sdi); |
0cd8e231 | 165 | |
886bd5e0 | 166 | serial = sdi->conn; |
102f1239 | 167 | serial_source_add(sdi->session, serial, G_IO_IN, 100, |
0cd8e231 | 168 | mic_devs[idx].receive_data, (void *)sdi); |
7ec5b549 UH |
169 | |
170 | return SR_OK; | |
171 | } | |
172 | ||
0cd8e231 | 173 | /* Driver-specific API function wrappers */ |
0cd8e231 | 174 | #define HW_SCAN(X) \ |
4f840ce9 | 175 | static GSList *scan_##X(struct sr_dev_driver *di, GSList *options) { \ |
1a863916 | 176 | (void)di; return scan(options, X); } |
e07edc83 UH |
177 | #define HW_CONFIG_LIST(X) \ |
178 | static int config_list_##X(uint32_t key, GVariant **data, \ | |
179 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) { \ | |
180 | return config_list(key, data, sdi, cg, X); } | |
0cd8e231 | 181 | #define HW_DEV_ACQUISITION_START(X) \ |
695dc859 UH |
182 | static int dev_acquisition_start_##X(const struct sr_dev_inst *sdi \ |
183 | ) { return dev_acquisition_start(sdi, X); } | |
0cd8e231 UH |
184 | |
185 | /* Driver structs and API function wrappers */ | |
186 | #define DRV(ID, ID_UPPER, NAME, LONGNAME) \ | |
0cd8e231 | 187 | HW_SCAN(ID_UPPER) \ |
e07edc83 | 188 | HW_CONFIG_LIST(ID_UPPER) \ |
0cd8e231 | 189 | HW_DEV_ACQUISITION_START(ID_UPPER) \ |
dd5c48a6 | 190 | static struct sr_dev_driver ID##_driver_info = { \ |
0cd8e231 UH |
191 | .name = NAME, \ |
192 | .longname = LONGNAME, \ | |
193 | .api_version = 1, \ | |
c2fdcc25 | 194 | .init = std_init, \ |
700d6b64 | 195 | .cleanup = std_cleanup, \ |
6078d2c9 | 196 | .scan = scan_##ID_UPPER, \ |
c01bf34c | 197 | .dev_list = std_dev_list, \ |
f778bf02 | 198 | .dev_clear = std_dev_clear, \ |
0cd8e231 UH |
199 | .config_get = NULL, \ |
200 | .config_set = config_set, \ | |
e07edc83 | 201 | .config_list = config_list_##ID_UPPER, \ |
854434de | 202 | .dev_open = std_serial_dev_open, \ |
bf2c987f | 203 | .dev_close = std_serial_dev_close, \ |
6078d2c9 | 204 | .dev_acquisition_start = dev_acquisition_start_##ID_UPPER, \ |
4b1a9d5d | 205 | .dev_acquisition_stop = std_serial_dev_acquisition_stop, \ |
41812aca | 206 | .context = NULL, \ |
dd5c48a6 LPC |
207 | }; \ |
208 | SR_REGISTER_DEV_DRIVER(ID##_driver_info) | |
0cd8e231 | 209 | |
6f3e5335 | 210 | DRV(mic_98581, MIC_98581, "mic-98581", "MIC 98581") |
0cd8e231 | 211 | DRV(mic_98583, MIC_98583, "mic-98583", "MIC 98583") |