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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[] = { | |
e91bb0a6 | 34 | SR_CONF_CONTINUOUS, |
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 | ||
dd5c48a6 LPC |
43 | static struct sr_dev_driver center_309_driver_info; |
44 | static struct sr_dev_driver voltcraft_k204_driver_info; | |
4a8bbed7 UH |
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 UH |
59 | static GSList *center_scan(const char *conn, const char *serialcomm, int idx) |
60 | { | |
61 | int i; | |
62 | struct sr_dev_inst *sdi; | |
4a8bbed7 | 63 | struct dev_context *devc; |
4a8bbed7 | 64 | struct sr_serial_dev_inst *serial; |
4433145f | 65 | |
91219afc | 66 | serial = sr_serial_dev_inst_new(conn, serialcomm); |
4a8bbed7 | 67 | |
258a2313 | 68 | if (serial_open(serial, SERIAL_RDWR) != SR_OK) |
4a8bbed7 | 69 | return NULL; |
4433145f | 70 | |
4a8bbed7 UH |
71 | serial_flush(serial); |
72 | ||
73 | sr_info("Found device on port %s.", conn); | |
74 | ||
aac29cc1 | 75 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
0af636be UH |
76 | sdi->status = SR_ST_INACTIVE; |
77 | sdi->vendor = g_strdup(center_devs[idx].vendor); | |
78 | sdi->model = g_strdup(center_devs[idx].device); | |
f57d8ffe | 79 | devc = g_malloc0(sizeof(struct dev_context)); |
4a8bbed7 UH |
80 | sdi->inst_type = SR_INST_SERIAL; |
81 | sdi->conn = serial; | |
4a8bbed7 | 82 | sdi->priv = devc; |
4a8bbed7 | 83 | |
0f34cb47 UH |
84 | for (i = 0; i < center_devs[idx].num_channels; i++) |
85 | sr_channel_new(sdi, i, SR_CHANNEL_ANALOG, TRUE, channel_names[i]); | |
4a8bbed7 | 86 | |
4a8bbed7 | 87 | serial_close(serial); |
4433145f | 88 | |
43376f33 | 89 | return g_slist_append(NULL, sdi); |
4433145f UH |
90 | } |
91 | ||
4a8bbed7 | 92 | static GSList *scan(GSList *options, int idx) |
4433145f | 93 | { |
4a8bbed7 UH |
94 | struct sr_config *src; |
95 | GSList *l, *devices; | |
96 | const char *conn, *serialcomm; | |
97 | ||
98 | conn = serialcomm = NULL; | |
99 | for (l = options; l; l = l->next) { | |
100 | src = l->data; | |
101 | switch (src->key) { | |
102 | case SR_CONF_CONN: | |
103 | conn = g_variant_get_string(src->data, NULL); | |
104 | break; | |
105 | case SR_CONF_SERIALCOMM: | |
106 | serialcomm = g_variant_get_string(src->data, NULL); | |
107 | break; | |
108 | } | |
109 | } | |
110 | if (!conn) | |
111 | return NULL; | |
112 | ||
113 | if (serialcomm) { | |
114 | /* Use the provided comm specs. */ | |
115 | devices = center_scan(conn, serialcomm, idx); | |
116 | } else { | |
117 | /* Try the default. */ | |
118 | devices = center_scan(conn, center_devs[idx].conn, idx); | |
119 | } | |
120 | ||
15a5bfe4 | 121 | return std_scan_complete(center_devs[idx].di, devices); |
4433145f UH |
122 | } |
123 | ||
584560f1 | 124 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 125 | const struct sr_channel_group *cg) |
4433145f | 126 | { |
4a8bbed7 | 127 | struct dev_context *devc; |
4433145f | 128 | |
53b4680f | 129 | (void)cg; |
d3c74a6f | 130 | |
4433145f UH |
131 | if (sdi->status != SR_ST_ACTIVE) |
132 | return SR_ERR_DEV_CLOSED; | |
133 | ||
4a8bbed7 UH |
134 | devc = sdi->priv; |
135 | ||
838f6906 | 136 | return sr_sw_limits_config_set(&devc->sw_limits, key, data); |
4433145f UH |
137 | } |
138 | ||
584560f1 | 139 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 140 | const struct sr_channel_group *cg) |
4433145f | 141 | { |
53b4680f | 142 | (void)cg; |
4433145f | 143 | |
4433145f | 144 | switch (key) { |
4a8bbed7 | 145 | case SR_CONF_SCAN_OPTIONS: |
584560f1 | 146 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
a0e0bb41 | 147 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); |
4a8bbed7 UH |
148 | break; |
149 | case SR_CONF_DEVICE_OPTIONS: | |
6685e9a6 UH |
150 | if (!sdi) |
151 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
152 | drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t)); | |
153 | else | |
154 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, | |
f254bc4b | 155 | devopts, ARRAY_SIZE(devopts), sizeof(uint32_t)); |
4a8bbed7 | 156 | break; |
4433145f UH |
157 | default: |
158 | return SR_ERR_NA; | |
159 | } | |
160 | ||
4a8bbed7 | 161 | return SR_OK; |
4433145f UH |
162 | } |
163 | ||
695dc859 | 164 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, int idx) |
4433145f | 165 | { |
4a8bbed7 UH |
166 | struct dev_context *devc; |
167 | struct sr_serial_dev_inst *serial; | |
4433145f UH |
168 | |
169 | if (sdi->status != SR_ST_ACTIVE) | |
170 | return SR_ERR_DEV_CLOSED; | |
171 | ||
4a8bbed7 | 172 | devc = sdi->priv; |
838f6906 LPC |
173 | |
174 | sr_sw_limits_acquisition_start(&devc->sw_limits); | |
4a8bbed7 | 175 | |
bee2b016 | 176 | std_session_send_df_header(sdi); |
4a8bbed7 UH |
177 | |
178 | /* Poll every 500ms, or whenever some data comes in. */ | |
179 | serial = sdi->conn; | |
102f1239 | 180 | serial_source_add(sdi->session, serial, G_IO_IN, 500, |
4a8bbed7 UH |
181 | center_devs[idx].receive_data, (void *)sdi); |
182 | ||
4433145f UH |
183 | return SR_OK; |
184 | } | |
185 | ||
4a8bbed7 | 186 | /* Driver-specific API function wrappers */ |
4a8bbed7 | 187 | #define HW_SCAN(X) \ |
4f840ce9 | 188 | static GSList *scan_##X(struct sr_dev_driver *d, GSList *options) { \ |
1a863916 | 189 | (void)d; return scan(options, X); } |
4a8bbed7 | 190 | #define HW_DEV_ACQUISITION_START(X) \ |
695dc859 UH |
191 | static int dev_acquisition_start_##X(const struct sr_dev_inst *sdi \ |
192 | ) { return dev_acquisition_start(sdi, X); } | |
4a8bbed7 UH |
193 | |
194 | /* Driver structs and API function wrappers */ | |
195 | #define DRV(ID, ID_UPPER, NAME, LONGNAME) \ | |
4a8bbed7 | 196 | HW_SCAN(ID_UPPER) \ |
4a8bbed7 | 197 | HW_DEV_ACQUISITION_START(ID_UPPER) \ |
dd5c48a6 | 198 | static struct sr_dev_driver ID##_driver_info = { \ |
4a8bbed7 UH |
199 | .name = NAME, \ |
200 | .longname = LONGNAME, \ | |
201 | .api_version = 1, \ | |
c2fdcc25 | 202 | .init = std_init, \ |
700d6b64 | 203 | .cleanup = std_cleanup, \ |
4a8bbed7 | 204 | .scan = scan_##ID_UPPER, \ |
c01bf34c | 205 | .dev_list = std_dev_list, \ |
4a8bbed7 UH |
206 | .config_get = NULL, \ |
207 | .config_set = config_set, \ | |
208 | .config_list = config_list, \ | |
854434de | 209 | .dev_open = std_serial_dev_open, \ |
bf2c987f | 210 | .dev_close = std_serial_dev_close, \ |
4a8bbed7 | 211 | .dev_acquisition_start = dev_acquisition_start_##ID_UPPER, \ |
4b1a9d5d | 212 | .dev_acquisition_stop = std_serial_dev_acquisition_stop, \ |
41812aca | 213 | .context = NULL, \ |
dd5c48a6 LPC |
214 | }; \ |
215 | SR_REGISTER_DEV_DRIVER(ID##_driver_info); | |
4a8bbed7 UH |
216 | |
217 | DRV(center_309, CENTER_309, "center-309", "Center 309") | |
218 | DRV(voltcraft_k204, VOLTCRAFT_K204, "voltcraft-k204", "Voltcraft K204") |