]>
Commit | Line | Data |
---|---|---|
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, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | #include <config.h> | |
21 | #include "protocol.h" | |
22 | ||
23 | static const uint32_t scanopts[] = { | |
24 | SR_CONF_CONN, | |
25 | SR_CONF_SERIALCOMM, | |
26 | }; | |
27 | ||
28 | static const uint32_t drvopts[] = { | |
29 | SR_CONF_THERMOMETER, | |
30 | }; | |
31 | ||
32 | static const uint32_t devopts[] = { | |
33 | SR_CONF_CONTINUOUS, | |
34 | SR_CONF_LIMIT_SAMPLES | SR_CONF_SET, | |
35 | SR_CONF_LIMIT_MSEC | SR_CONF_SET, | |
36 | }; | |
37 | ||
38 | static const char *channel_names[] = { | |
39 | "T1", "T2", "T3", "T4", | |
40 | }; | |
41 | ||
42 | static struct sr_dev_driver center_309_driver_info; | |
43 | static struct sr_dev_driver voltcraft_k204_driver_info; | |
44 | ||
45 | SR_PRIV const struct center_dev_info center_devs[] = { | |
46 | { | |
47 | "Center", "309", "9600/8n1", 4, 32000, 45, | |
48 | center_3xx_packet_valid, | |
49 | ¢er_309_driver_info, receive_data_CENTER_309, | |
50 | }, | |
51 | { | |
52 | "Voltcraft", "K204", "9600/8n1", 4, 32000, 45, | |
53 | center_3xx_packet_valid, | |
54 | &voltcraft_k204_driver_info, receive_data_VOLTCRAFT_K204, | |
55 | }, | |
56 | }; | |
57 | ||
58 | static GSList *center_scan(const char *conn, const char *serialcomm, int idx) | |
59 | { | |
60 | int i; | |
61 | struct sr_dev_inst *sdi; | |
62 | struct dev_context *devc; | |
63 | struct sr_serial_dev_inst *serial; | |
64 | ||
65 | serial = sr_serial_dev_inst_new(conn, serialcomm); | |
66 | ||
67 | if (serial_open(serial, SERIAL_RDWR) != SR_OK) | |
68 | return NULL; | |
69 | ||
70 | serial_flush(serial); | |
71 | ||
72 | sr_info("Found device on port %s.", conn); | |
73 | ||
74 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); | |
75 | sdi->status = SR_ST_INACTIVE; | |
76 | sdi->vendor = g_strdup(center_devs[idx].vendor); | |
77 | sdi->model = g_strdup(center_devs[idx].device); | |
78 | devc = g_malloc0(sizeof(struct dev_context)); | |
79 | sdi->inst_type = SR_INST_SERIAL; | |
80 | sdi->conn = serial; | |
81 | sdi->priv = devc; | |
82 | ||
83 | for (i = 0; i < center_devs[idx].num_channels; i++) | |
84 | sr_channel_new(sdi, i, SR_CHANNEL_ANALOG, TRUE, channel_names[i]); | |
85 | ||
86 | serial_close(serial); | |
87 | ||
88 | return g_slist_append(NULL, sdi); | |
89 | } | |
90 | ||
91 | static GSList *scan(GSList *options, int idx) | |
92 | { | |
93 | struct sr_config *src; | |
94 | GSList *l, *devices; | |
95 | const char *conn, *serialcomm; | |
96 | ||
97 | conn = serialcomm = NULL; | |
98 | for (l = options; l; l = l->next) { | |
99 | src = l->data; | |
100 | switch (src->key) { | |
101 | case SR_CONF_CONN: | |
102 | conn = g_variant_get_string(src->data, NULL); | |
103 | break; | |
104 | case SR_CONF_SERIALCOMM: | |
105 | serialcomm = g_variant_get_string(src->data, NULL); | |
106 | break; | |
107 | } | |
108 | } | |
109 | if (!conn) | |
110 | return NULL; | |
111 | ||
112 | if (serialcomm) | |
113 | devices = center_scan(conn, serialcomm, idx); | |
114 | else | |
115 | devices = center_scan(conn, center_devs[idx].conn, idx); | |
116 | ||
117 | return std_scan_complete(center_devs[idx].di, devices); | |
118 | } | |
119 | ||
120 | static int config_set(uint32_t key, GVariant *data, | |
121 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
122 | { | |
123 | struct dev_context *devc; | |
124 | ||
125 | (void)cg; | |
126 | ||
127 | devc = sdi->priv; | |
128 | ||
129 | return sr_sw_limits_config_set(&devc->sw_limits, key, data); | |
130 | } | |
131 | ||
132 | static int config_list(uint32_t key, GVariant **data, | |
133 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
134 | { | |
135 | return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts); | |
136 | } | |
137 | ||
138 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, int idx) | |
139 | { | |
140 | struct dev_context *devc; | |
141 | struct sr_serial_dev_inst *serial; | |
142 | ||
143 | devc = sdi->priv; | |
144 | ||
145 | sr_sw_limits_acquisition_start(&devc->sw_limits); | |
146 | ||
147 | std_session_send_df_header(sdi); | |
148 | ||
149 | serial = sdi->conn; | |
150 | serial_source_add(sdi->session, serial, G_IO_IN, 500, | |
151 | center_devs[idx].receive_data, (void *)sdi); | |
152 | ||
153 | return SR_OK; | |
154 | } | |
155 | ||
156 | /* Driver-specific API function wrappers */ | |
157 | #define HW_SCAN(X) \ | |
158 | static GSList *scan_##X(struct sr_dev_driver *d, GSList *options) { \ | |
159 | (void)d; return scan(options, X); } | |
160 | #define HW_DEV_ACQUISITION_START(X) \ | |
161 | static int dev_acquisition_start_##X(const struct sr_dev_inst *sdi \ | |
162 | ) { return dev_acquisition_start(sdi, X); } | |
163 | ||
164 | /* Driver structs and API function wrappers */ | |
165 | #define DRV(ID, ID_UPPER, NAME, LONGNAME) \ | |
166 | HW_SCAN(ID_UPPER) \ | |
167 | HW_DEV_ACQUISITION_START(ID_UPPER) \ | |
168 | static struct sr_dev_driver ID##_driver_info = { \ | |
169 | .name = NAME, \ | |
170 | .longname = LONGNAME, \ | |
171 | .api_version = 1, \ | |
172 | .init = std_init, \ | |
173 | .cleanup = std_cleanup, \ | |
174 | .scan = scan_##ID_UPPER, \ | |
175 | .dev_list = std_dev_list, \ | |
176 | .dev_clear = std_dev_clear, \ | |
177 | .config_get = NULL, \ | |
178 | .config_set = config_set, \ | |
179 | .config_list = config_list, \ | |
180 | .dev_open = std_serial_dev_open, \ | |
181 | .dev_close = std_serial_dev_close, \ | |
182 | .dev_acquisition_start = dev_acquisition_start_##ID_UPPER, \ | |
183 | .dev_acquisition_stop = std_serial_dev_acquisition_stop, \ | |
184 | .context = NULL, \ | |
185 | }; \ | |
186 | SR_REGISTER_DEV_DRIVER(ID##_driver_info); | |
187 | ||
188 | DRV(center_309, CENTER_309, "center-309", "Center 309") | |
189 | DRV(voltcraft_k204, VOLTCRAFT_K204, "voltcraft-k204", "Voltcraft K204") |