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4d729ddc BV |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2012 Bert Vermeulen <bert@biot.com> | |
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 3 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 <glib.h> | |
21 | #include "libsigrok.h" | |
22 | #include "libsigrok-internal.h" | |
23 | #include "protocol.h" | |
a8d09e13 BV |
24 | #include <sys/types.h> |
25 | #include <sys/stat.h> | |
26 | #include <fcntl.h> | |
27 | #include <errno.h> | |
28 | #include <string.h> | |
29 | ||
f306ca61 BV |
30 | /* The Colead SL-5868P uses this. */ |
31 | #define SERIALCOMM "2400/8n1" | |
32 | ||
a0e0bb41 | 33 | static const uint32_t scanopts[] = { |
1953564a BV |
34 | SR_CONF_CONN, |
35 | SR_CONF_SERIALCOMM, | |
a8d09e13 BV |
36 | }; |
37 | ||
f254bc4b | 38 | static const uint32_t devopts[] = { |
1953564a | 39 | SR_CONF_SOUNDLEVELMETER, |
1953564a | 40 | SR_CONF_CONTINUOUS, |
5827f61b BV |
41 | SR_CONF_LIMIT_SAMPLES | SR_CONF_SET, |
42 | SR_CONF_LIMIT_MSEC | SR_CONF_SET, | |
a8d09e13 BV |
43 | }; |
44 | ||
4d729ddc BV |
45 | SR_PRIV struct sr_dev_driver colead_slm_driver_info; |
46 | static struct sr_dev_driver *di = &colead_slm_driver_info; | |
47 | ||
6078d2c9 | 48 | static int init(struct sr_context *sr_ctx) |
4d729ddc | 49 | { |
f6beaac5 | 50 | return std_init(sr_ctx, di, LOG_PREFIX); |
4d729ddc BV |
51 | } |
52 | ||
6078d2c9 | 53 | static GSList *scan(GSList *options) |
4d729ddc BV |
54 | { |
55 | struct drv_context *drvc; | |
a8d09e13 BV |
56 | struct dev_context *devc; |
57 | struct sr_dev_inst *sdi; | |
1987b8d6 | 58 | struct sr_config *src; |
ba7dd8bb | 59 | struct sr_channel *ch; |
a8d09e13 BV |
60 | GSList *devices, *l; |
61 | const char *conn, *serialcomm; | |
4d729ddc | 62 | |
4d729ddc BV |
63 | drvc = di->priv; |
64 | drvc->instances = NULL; | |
65 | ||
4b97c74e UH |
66 | devices = NULL; |
67 | ||
a8d09e13 BV |
68 | conn = serialcomm = NULL; |
69 | for (l = options; l; l = l->next) { | |
1987b8d6 BV |
70 | src = l->data; |
71 | switch (src->key) { | |
1953564a | 72 | case SR_CONF_CONN: |
dccda194 | 73 | conn = g_variant_get_string(src->data, NULL); |
a8d09e13 | 74 | break; |
1953564a | 75 | case SR_CONF_SERIALCOMM: |
dccda194 | 76 | serialcomm = g_variant_get_string(src->data, NULL); |
a8d09e13 BV |
77 | break; |
78 | } | |
79 | } | |
80 | if (!conn) | |
81 | return NULL; | |
f306ca61 BV |
82 | if (!serialcomm) |
83 | serialcomm = SERIALCOMM; | |
a8d09e13 | 84 | |
aed4ad0b | 85 | if (!(sdi = sr_dev_inst_new(SR_ST_INACTIVE, "Colead", |
a8d09e13 BV |
86 | "SL-5868P", NULL))) |
87 | return NULL; | |
88 | ||
89 | if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) { | |
4b97c74e | 90 | sr_dbg("Device context malloc failed."); |
a8d09e13 BV |
91 | return NULL; |
92 | } | |
93 | ||
aa706635 | 94 | if (!(sdi->conn = sr_serial_dev_inst_new(conn, serialcomm))) |
f306ca61 | 95 | return NULL; |
a8d09e13 | 96 | |
aa706635 | 97 | sdi->inst_type = SR_INST_SERIAL; |
a8d09e13 BV |
98 | sdi->priv = devc; |
99 | sdi->driver = di; | |
3f239f08 | 100 | if (!(ch = sr_channel_new(0, SR_CHANNEL_ANALOG, TRUE, "P1"))) |
a8d09e13 | 101 | return NULL; |
ba7dd8bb | 102 | sdi->channels = g_slist_append(sdi->channels, ch); |
a8d09e13 BV |
103 | drvc->instances = g_slist_append(drvc->instances, sdi); |
104 | devices = g_slist_append(devices, sdi); | |
4d729ddc BV |
105 | |
106 | return devices; | |
107 | } | |
108 | ||
6078d2c9 | 109 | static GSList *dev_list(void) |
4d729ddc | 110 | { |
0e94d524 | 111 | return ((struct drv_context *)(di->priv))->instances; |
4d729ddc BV |
112 | } |
113 | ||
6078d2c9 | 114 | static int dev_open(struct sr_dev_inst *sdi) |
4d729ddc | 115 | { |
aa706635 | 116 | struct sr_serial_dev_inst *serial; |
a8d09e13 | 117 | |
aa706635 BV |
118 | serial = sdi->conn; |
119 | if (serial_open(serial, SERIAL_RDWR) != SR_OK) | |
a8d09e13 | 120 | return SR_ERR; |
f306ca61 | 121 | |
a8d09e13 | 122 | sdi->status = SR_ST_ACTIVE; |
4d729ddc BV |
123 | |
124 | return SR_OK; | |
125 | } | |
126 | ||
6078d2c9 | 127 | static int cleanup(void) |
4d729ddc | 128 | { |
a6630742 | 129 | return std_dev_clear(di, NULL); |
4d729ddc BV |
130 | } |
131 | ||
584560f1 | 132 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 133 | const struct sr_channel_group *cg) |
4d729ddc | 134 | { |
a8d09e13 | 135 | struct dev_context *devc; |
4d729ddc | 136 | |
53b4680f | 137 | (void)cg; |
8f996b89 | 138 | |
a8d09e13 | 139 | if (sdi->status != SR_ST_ACTIVE) |
e73ffd42 | 140 | return SR_ERR_DEV_CLOSED; |
a8d09e13 BV |
141 | |
142 | if (!(devc = sdi->priv)) { | |
143 | sr_err("sdi->priv was NULL."); | |
144 | return SR_ERR_BUG; | |
4d729ddc BV |
145 | } |
146 | ||
584560f1 | 147 | switch (key) { |
1953564a | 148 | case SR_CONF_LIMIT_MSEC: |
a8d09e13 | 149 | /* TODO: not yet implemented */ |
dccda194 | 150 | if (g_variant_get_uint64(data) == 0) { |
a8d09e13 BV |
151 | sr_err("LIMIT_MSEC can't be 0."); |
152 | return SR_ERR; | |
153 | } | |
dccda194 | 154 | devc->limit_msec = g_variant_get_uint64(data);; |
a8d09e13 BV |
155 | sr_dbg("Setting time limit to %" PRIu64 "ms.", |
156 | devc->limit_msec); | |
157 | break; | |
1953564a | 158 | case SR_CONF_LIMIT_SAMPLES: |
dccda194 | 159 | devc->limit_samples = g_variant_get_uint64(data); |
a8d09e13 BV |
160 | sr_dbg("Setting sample limit to %" PRIu64 ".", |
161 | devc->limit_samples); | |
162 | break; | |
4d729ddc | 163 | default: |
bd6fbf62 | 164 | return SR_ERR_NA; |
4d729ddc BV |
165 | } |
166 | ||
a8d09e13 | 167 | return SR_OK; |
4d729ddc BV |
168 | } |
169 | ||
584560f1 | 170 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 171 | const struct sr_channel_group *cg) |
a1c743fc | 172 | { |
a1c743fc | 173 | (void)sdi; |
53b4680f | 174 | (void)cg; |
a1c743fc BV |
175 | |
176 | switch (key) { | |
0d485e30 | 177 | case SR_CONF_SCAN_OPTIONS: |
584560f1 | 178 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
a0e0bb41 | 179 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); |
0d485e30 | 180 | break; |
9a6517d1 | 181 | case SR_CONF_DEVICE_OPTIONS: |
584560f1 | 182 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
f254bc4b | 183 | devopts, ARRAY_SIZE(devopts), sizeof(uint32_t)); |
9a6517d1 | 184 | break; |
a1c743fc | 185 | default: |
bd6fbf62 | 186 | return SR_ERR_NA; |
a1c743fc BV |
187 | } |
188 | ||
189 | return SR_OK; | |
190 | } | |
191 | ||
6078d2c9 | 192 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) |
4d729ddc | 193 | { |
a8d09e13 | 194 | struct dev_context *devc; |
aa706635 | 195 | struct sr_serial_dev_inst *serial; |
a8d09e13 | 196 | |
e73ffd42 BV |
197 | if (sdi->status != SR_ST_ACTIVE) |
198 | return SR_ERR_DEV_CLOSED; | |
199 | ||
a8d09e13 BV |
200 | if (!(devc = sdi->priv)) { |
201 | sr_err("sdi->priv was NULL."); | |
202 | return SR_ERR_BUG; | |
203 | } | |
204 | ||
a8d09e13 BV |
205 | devc->cb_data = cb_data; |
206 | ||
207 | /* Send header packet to the session bus. */ | |
29a27196 | 208 | std_session_send_df_header(cb_data, LOG_PREFIX); |
a8d09e13 | 209 | |
a8d09e13 | 210 | /* Poll every 150ms, or whenever some data comes in. */ |
aa706635 | 211 | serial = sdi->conn; |
102f1239 BV |
212 | serial_source_add(sdi->session, serial, G_IO_IN, 150, |
213 | colead_slm_receive_data, (void *)sdi); | |
4d729ddc BV |
214 | |
215 | return SR_OK; | |
216 | } | |
217 | ||
6078d2c9 | 218 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) |
4d729ddc | 219 | { |
d43b0908 | 220 | return std_serial_dev_acquisition_stop(sdi, cb_data, std_serial_dev_close, |
f6beaac5 | 221 | sdi->conn, LOG_PREFIX); |
4d729ddc BV |
222 | } |
223 | ||
224 | SR_PRIV struct sr_dev_driver colead_slm_driver_info = { | |
225 | .name = "colead-slm", | |
226 | .longname = "Colead SLM", | |
227 | .api_version = 1, | |
6078d2c9 UH |
228 | .init = init, |
229 | .cleanup = cleanup, | |
230 | .scan = scan, | |
231 | .dev_list = dev_list, | |
a6630742 | 232 | .dev_clear = NULL, |
6fab7b8f | 233 | .config_get = NULL, |
035a1078 | 234 | .config_set = config_set, |
a1c743fc | 235 | .config_list = config_list, |
6078d2c9 | 236 | .dev_open = dev_open, |
bf2c987f | 237 | .dev_close = std_serial_dev_close, |
6078d2c9 UH |
238 | .dev_acquisition_start = dev_acquisition_start, |
239 | .dev_acquisition_stop = dev_acquisition_stop, | |
4d729ddc BV |
240 | .priv = NULL, |
241 | }; |