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a1bb33af UH |
1 | /* |
2 | * This file is part of the sigrok project. | |
3 | * | |
c73d2ea4 | 4 | * Copyright (C) 2010-2012 Bert Vermeulen <bert@biot.com> |
a1bb33af UH |
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 <stdlib.h> | |
21 | #include <stdio.h> | |
22 | #include <sys/types.h> | |
23 | #include <dirent.h> | |
24 | #include <string.h> | |
25 | #include <glib.h> | |
b7f09cf8 UH |
26 | #include "sigrok.h" |
27 | #include "sigrok-internal.h" | |
a1bb33af | 28 | |
62c82025 | 29 | /* |
c09f0b57 | 30 | * This enumerates which driver capabilities correspond to user-settable |
62c82025 UH |
31 | * options. |
32 | */ | |
a65de030 | 33 | /* TODO: This shouldn't be a global. */ |
1a081ca6 | 34 | SR_API struct sr_hwcap_option sr_hwcap_options[] = { |
5a2326a7 UH |
35 | {SR_HWCAP_SAMPLERATE, SR_T_UINT64, "Sample rate", "samplerate"}, |
36 | {SR_HWCAP_CAPTURE_RATIO, SR_T_UINT64, "Pre-trigger capture ratio", "captureratio"}, | |
eb0a3731 | 37 | {SR_HWCAP_PATTERN_MODE, SR_T_CHAR, "Pattern generator mode", "pattern"}, |
4d436e71 | 38 | {SR_HWCAP_RLE, SR_T_BOOL, "Run Length Encoding", "rle"}, |
0fe11789 BV |
39 | {SR_HWCAP_TRIGGER_SLOPE, SR_T_UINT64, "Trigger slope", "triggerslope"}, |
40 | {SR_HWCAP_TRIGGER_SOURCE, SR_T_CHAR, "Trigger source", "triggersource"}, | |
41 | {SR_HWCAP_HORIZ_TRIGGERPOS, SR_T_FLOAT, "Horizontal trigger position", | |
42 | "horiz_triggerpos"}, | |
43 | {SR_HWCAP_BUFFERSIZE, SR_T_UINT64, "Buffer size", "buffersize"}, | |
c1e48618 | 44 | {SR_HWCAP_TIMEBASE, SR_T_RATIONAL_PERIOD, "Time base", "timebase"}, |
3c4976c9 | 45 | {SR_HWCAP_FILTER, SR_T_CHAR, "Filter targets", "filter"}, |
bd8db307 | 46 | {SR_HWCAP_VDIV, SR_T_RATIONAL_VOLT, "Volts/div", "vdiv"}, |
e1c8b2ab | 47 | {SR_HWCAP_COUPLING, SR_T_CHAR, "Coupling", "coupling"}, |
49d0ce50 | 48 | {0, 0, NULL, NULL}, |
a1bb33af UH |
49 | }; |
50 | ||
a61b0e6a | 51 | #ifdef HAVE_LA_DEMO |
c09f0b57 | 52 | extern SR_PRIV struct sr_dev_driver demo_driver_info; |
a61b0e6a | 53 | #endif |
960a75e4 | 54 | #ifdef HAVE_LA_OLS |
c09f0b57 | 55 | extern SR_PRIV struct sr_dev_driver ols_driver_info; |
960a75e4 UH |
56 | #endif |
57 | #ifdef HAVE_LA_ZEROPLUS_LOGIC_CUBE | |
c09f0b57 | 58 | extern SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info; |
960a75e4 | 59 | #endif |
5b907f9b | 60 | #ifdef HAVE_LA_ASIX_SIGMA |
c09f0b57 | 61 | extern SR_PRIV struct sr_dev_driver asix_sigma_driver_info; |
5b907f9b | 62 | #endif |
f4314d7e | 63 | #ifdef HAVE_LA_CHRONOVU_LA8 |
c09f0b57 | 64 | extern SR_PRIV struct sr_dev_driver chronovu_la8_driver_info; |
f4314d7e | 65 | #endif |
bffed4fc | 66 | #ifdef HAVE_LA_LINK_MSO19 |
c09f0b57 | 67 | extern SR_PRIV struct sr_dev_driver link_mso19_driver_info; |
bffed4fc | 68 | #endif |
6ed4f044 | 69 | #ifdef HAVE_LA_ALSA |
c09f0b57 | 70 | extern SR_PRIV struct sr_dev_driver alsa_driver_info; |
6ed4f044 | 71 | #endif |
f302a082 | 72 | #ifdef HAVE_LA_FX2LAFW |
c09f0b57 | 73 | extern SR_PRIV struct sr_dev_driver fx2lafw_driver_info; |
f302a082 | 74 | #endif |
3b533202 | 75 | #ifdef HAVE_HW_HANTEK_DSO |
62bb8840 | 76 | extern SR_PRIV struct sr_dev_driver hantek_dso_driver_info; |
3b533202 | 77 | #endif |
eb1f1eb4 UH |
78 | #ifdef HAVE_HW_MASTECH_VA18B |
79 | extern SR_PRIV struct sr_dev_driver mastech_va18b_driver_info; | |
80 | #endif | |
6ed4f044 | 81 | |
c09f0b57 | 82 | static struct sr_dev_driver *drivers_list[] = { |
a61b0e6a | 83 | #ifdef HAVE_LA_DEMO |
c09f0b57 | 84 | &demo_driver_info, |
a61b0e6a | 85 | #endif |
960a75e4 | 86 | #ifdef HAVE_LA_OLS |
c09f0b57 | 87 | &ols_driver_info, |
960a75e4 UH |
88 | #endif |
89 | #ifdef HAVE_LA_ZEROPLUS_LOGIC_CUBE | |
c09f0b57 | 90 | &zeroplus_logic_cube_driver_info, |
960a75e4 | 91 | #endif |
5b907f9b | 92 | #ifdef HAVE_LA_ASIX_SIGMA |
c09f0b57 | 93 | &asix_sigma_driver_info, |
5b907f9b | 94 | #endif |
f4314d7e | 95 | #ifdef HAVE_LA_CHRONOVU_LA8 |
c09f0b57 | 96 | &chronovu_la8_driver_info, |
f4314d7e | 97 | #endif |
bffed4fc | 98 | #ifdef HAVE_LA_LINK_MSO19 |
c09f0b57 | 99 | &link_mso19_driver_info, |
bffed4fc | 100 | #endif |
6ed4f044 | 101 | #ifdef HAVE_LA_ALSA |
c09f0b57 | 102 | &alsa_driver_info, |
f302a082 JH |
103 | #endif |
104 | #ifdef HAVE_LA_FX2LAFW | |
c09f0b57 | 105 | &fx2lafw_driver_info, |
3b533202 BV |
106 | #endif |
107 | #ifdef HAVE_HW_HANTEK_DSO | |
62bb8840 | 108 | &hantek_dso_driver_info, |
6ed4f044 | 109 | #endif |
eb1f1eb4 UH |
110 | #ifdef HAVE_HW_MASTECH_VA18B |
111 | &mastech_va18b_driver_info, | |
112 | #endif | |
050e9219 UH |
113 | NULL, |
114 | }; | |
a1bb33af | 115 | |
a1645fcd | 116 | /** |
cfe064d8 | 117 | * Return the list of supported hardware drivers. |
a1645fcd | 118 | * |
c09f0b57 | 119 | * @return Pointer to the NULL-terminated list of hardware driver pointers. |
a1645fcd | 120 | */ |
cfe064d8 | 121 | SR_API struct sr_dev_driver **sr_driver_list(void) |
a1bb33af | 122 | { |
c09f0b57 | 123 | return drivers_list; |
a1bb33af UH |
124 | } |
125 | ||
a1645fcd | 126 | /** |
c09f0b57 | 127 | * Initialize a hardware driver. |
a1645fcd | 128 | * |
c09f0b57 UH |
129 | * The specified driver is initialized, and all devices discovered by the |
130 | * driver are instantiated. | |
a1645fcd | 131 | * |
c09f0b57 | 132 | * @param driver The driver to initialize. |
a1645fcd | 133 | * |
c09f0b57 | 134 | * @return The number of devices found and instantiated by the driver. |
a1645fcd | 135 | */ |
cfe064d8 | 136 | SR_API int sr_driver_init(struct sr_dev_driver *driver) |
8722c31e | 137 | { |
bb7ef793 UH |
138 | int num_devs, num_probes, i, j; |
139 | int num_initialized_devs = 0; | |
140 | struct sr_dev *dev; | |
464d12c7 | 141 | char **probe_names; |
8722c31e | 142 | |
c09f0b57 UH |
143 | sr_dbg("initializing %s driver", driver->name); |
144 | num_devs = driver->init(NULL); | |
bb7ef793 | 145 | for (i = 0; i < num_devs; i++) { |
4d436e71 | 146 | num_probes = GPOINTER_TO_INT( |
c09f0b57 UH |
147 | driver->dev_info_get(i, SR_DI_NUM_PROBES)); |
148 | probe_names = (char **)driver->dev_info_get(i, | |
c37d2b1b | 149 | SR_DI_PROBE_NAMES); |
464d12c7 KS |
150 | |
151 | if (!probe_names) { | |
c09f0b57 UH |
152 | sr_warn("hwdriver: %s: driver %s does not return a " |
153 | "list of probe names", __func__, driver->name); | |
464d12c7 KS |
154 | continue; |
155 | } | |
156 | ||
c09f0b57 | 157 | dev = sr_dev_new(driver, i); |
c37d2b1b | 158 | for (j = 0; j < num_probes; j++) |
bb7ef793 UH |
159 | sr_dev_probe_add(dev, probe_names[j]); |
160 | num_initialized_devs++; | |
8722c31e BV |
161 | } |
162 | ||
bb7ef793 | 163 | return num_initialized_devs; |
8722c31e BV |
164 | } |
165 | ||
93a04e3b | 166 | SR_PRIV void sr_hw_cleanup_all(void) |
8722c31e | 167 | { |
050e9219 | 168 | int i; |
c09f0b57 | 169 | struct sr_dev_driver **drivers; |
8722c31e | 170 | |
cfe064d8 | 171 | drivers = sr_driver_list(); |
c09f0b57 UH |
172 | for (i = 0; drivers[i]; i++) { |
173 | if (drivers[i]->cleanup) | |
174 | drivers[i]->cleanup(); | |
8722c31e | 175 | } |
8722c31e BV |
176 | } |
177 | ||
d68e2d1a | 178 | SR_PRIV struct sr_dev_inst *sr_dev_inst_new(int index, int status, |
49d0ce50 | 179 | const char *vendor, const char *model, const char *version) |
a1bb33af | 180 | { |
d68e2d1a | 181 | struct sr_dev_inst *sdi; |
a1bb33af | 182 | |
d68e2d1a | 183 | if (!(sdi = g_try_malloc(sizeof(struct sr_dev_inst)))) { |
c09f0b57 | 184 | sr_err("hwdriver: %s: sdi malloc failed", __func__); |
a1bb33af | 185 | return NULL; |
133a37bf | 186 | } |
a1bb33af UH |
187 | |
188 | sdi->index = index; | |
189 | sdi->status = status; | |
1d9a8a5f | 190 | sdi->inst_type = -1; |
8722c31e BV |
191 | sdi->vendor = vendor ? g_strdup(vendor) : NULL; |
192 | sdi->model = model ? g_strdup(model) : NULL; | |
193 | sdi->version = version ? g_strdup(version) : NULL; | |
01cf8814 | 194 | sdi->priv = NULL; |
a1bb33af UH |
195 | |
196 | return sdi; | |
197 | } | |
198 | ||
bb7ef793 | 199 | SR_PRIV struct sr_dev_inst *sr_dev_inst_get(GSList *dev_insts, int dev_index) |
a1bb33af | 200 | { |
d68e2d1a | 201 | struct sr_dev_inst *sdi; |
a1bb33af UH |
202 | GSList *l; |
203 | ||
d68e2d1a UH |
204 | for (l = dev_insts; l; l = l->next) { |
205 | sdi = (struct sr_dev_inst *)(l->data); | |
bb7ef793 | 206 | if (sdi->index == dev_index) |
a1bb33af UH |
207 | return sdi; |
208 | } | |
bb7ef793 | 209 | sr_warn("could not find device index %d instance", dev_index); |
a1bb33af UH |
210 | |
211 | return NULL; | |
212 | } | |
213 | ||
d68e2d1a | 214 | SR_PRIV void sr_dev_inst_free(struct sr_dev_inst *sdi) |
a1bb33af | 215 | { |
66410a86 | 216 | g_free(sdi->priv); |
8722c31e BV |
217 | g_free(sdi->vendor); |
218 | g_free(sdi->model); | |
219 | g_free(sdi->version); | |
220 | g_free(sdi); | |
a1bb33af UH |
221 | } |
222 | ||
22b02383 UH |
223 | #ifdef HAVE_LIBUSB_1_0 |
224 | ||
d68e2d1a | 225 | SR_PRIV struct sr_usb_dev_inst *sr_usb_dev_inst_new(uint8_t bus, |
62c82025 | 226 | uint8_t address, struct libusb_device_handle *hdl) |
a1bb33af | 227 | { |
d68e2d1a | 228 | struct sr_usb_dev_inst *udi; |
a1bb33af | 229 | |
d68e2d1a | 230 | if (!(udi = g_try_malloc(sizeof(struct sr_usb_dev_inst)))) { |
c09f0b57 | 231 | sr_err("hwdriver: %s: udi malloc failed", __func__); |
a1bb33af | 232 | return NULL; |
133a37bf | 233 | } |
a1bb33af UH |
234 | |
235 | udi->bus = bus; | |
236 | udi->address = address; | |
49d0ce50 | 237 | udi->devhdl = hdl; /* TODO: Check if this is NULL? */ |
a1bb33af UH |
238 | |
239 | return udi; | |
240 | } | |
241 | ||
d68e2d1a | 242 | SR_PRIV void sr_usb_dev_inst_free(struct sr_usb_dev_inst *usb) |
a1bb33af | 243 | { |
17e1afcb | 244 | /* Avoid compiler warnings. */ |
cb93f8a9 | 245 | (void)usb; |
a1bb33af | 246 | |
62c82025 | 247 | /* Nothing to do for this device instance type. */ |
a1bb33af UH |
248 | } |
249 | ||
22b02383 UH |
250 | #endif |
251 | ||
d68e2d1a UH |
252 | SR_PRIV struct sr_serial_dev_inst *sr_serial_dev_inst_new(const char *port, |
253 | int fd) | |
a1bb33af | 254 | { |
d68e2d1a | 255 | struct sr_serial_dev_inst *serial; |
a1bb33af | 256 | |
d68e2d1a | 257 | if (!(serial = g_try_malloc(sizeof(struct sr_serial_dev_inst)))) { |
c09f0b57 | 258 | sr_err("hwdriver: %s: serial malloc failed", __func__); |
a1bb33af | 259 | return NULL; |
133a37bf | 260 | } |
a1bb33af | 261 | |
133a37bf | 262 | serial->port = g_strdup(port); |
a1bb33af UH |
263 | serial->fd = fd; |
264 | ||
265 | return serial; | |
266 | } | |
267 | ||
d68e2d1a | 268 | SR_PRIV void sr_serial_dev_inst_free(struct sr_serial_dev_inst *serial) |
a1bb33af | 269 | { |
133a37bf | 270 | g_free(serial->port); |
a1bb33af UH |
271 | } |
272 | ||
a1645fcd | 273 | /** |
c09f0b57 | 274 | * Find out if a hardware driver has a specific capability. |
a1645fcd | 275 | * |
c09f0b57 | 276 | * @param driver The hardware driver in which to search for the capability. |
a1645fcd BV |
277 | * @param hwcap The capability to find in the list. |
278 | * | |
c496ac97 UH |
279 | * @return TRUE if the specified capability exists in the specified driver, |
280 | * FALSE otherwise. Also, if 'driver' is NULL or the respective driver | |
281 | * returns an invalid capability list, FALSE is returned. | |
a1645fcd | 282 | */ |
cfe064d8 | 283 | SR_API gboolean sr_driver_hwcap_exists(struct sr_dev_driver *driver, int hwcap) |
a1bb33af | 284 | { |
915f7cc8 JH |
285 | const int *hwcaps; |
286 | int i; | |
a1bb33af | 287 | |
c496ac97 UH |
288 | if (!driver) { |
289 | sr_err("hwdriver: %s: driver was NULL", __func__); | |
290 | return FALSE; | |
291 | } | |
292 | ||
293 | if (!(hwcaps = driver->hwcap_get_all())) { | |
294 | sr_err("hwdriver: %s: hwcap_get_all() returned NULL", __func__); | |
295 | return FALSE; | |
296 | } | |
297 | ||
ffedd0bf UH |
298 | for (i = 0; hwcaps[i]; i++) { |
299 | if (hwcaps[i] == hwcap) | |
a1bb33af | 300 | return TRUE; |
49d0ce50 | 301 | } |
a1bb33af UH |
302 | |
303 | return FALSE; | |
304 | } | |
305 | ||
a1645fcd | 306 | /** |
c09f0b57 | 307 | * Get a hardware driver capability option. |
a1645fcd | 308 | * |
93a04e3b | 309 | * @param hwcap The capability to get. |
a1645fcd | 310 | * |
44dae539 UH |
311 | * @return A pointer to a struct with information about the parameter, or NULL |
312 | * if the capability was not found. | |
a1645fcd | 313 | */ |
915f7cc8 | 314 | SR_API const struct sr_hwcap_option *sr_hw_hwcap_get(int hwcap) |
a1bb33af | 315 | { |
a1bb33af UH |
316 | int i; |
317 | ||
ffedd0bf UH |
318 | for (i = 0; sr_hwcap_options[i].hwcap; i++) { |
319 | if (sr_hwcap_options[i].hwcap == hwcap) | |
a65de030 | 320 | return &sr_hwcap_options[i]; |
a1bb33af UH |
321 | } |
322 | ||
49d0ce50 | 323 | return NULL; |
a1bb33af UH |
324 | } |
325 | ||
69cfcfc8 | 326 | /* Unnecessary level of indirection follows. */ |
544a4582 | 327 | |
69cfcfc8 | 328 | SR_PRIV int sr_source_remove(int fd) |
a1bb33af | 329 | { |
69cfcfc8 | 330 | return sr_session_source_remove(fd); |
a1bb33af UH |
331 | } |
332 | ||
69cfcfc8 UH |
333 | SR_PRIV int sr_source_add(int fd, int events, int timeout, |
334 | sr_receive_data_callback_t cb, void *cb_data) | |
a1bb33af | 335 | { |
69cfcfc8 | 336 | return sr_session_source_add(fd, events, timeout, cb, cb_data); |
a1bb33af | 337 | } |