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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"}, |
49d0ce50 | 39 | {0, 0, NULL, NULL}, |
a1bb33af UH |
40 | }; |
41 | ||
a61b0e6a | 42 | #ifdef HAVE_LA_DEMO |
c09f0b57 | 43 | extern SR_PRIV struct sr_dev_driver demo_driver_info; |
a61b0e6a | 44 | #endif |
960a75e4 | 45 | #ifdef HAVE_LA_SALEAE_LOGIC |
c09f0b57 | 46 | extern SR_PRIV struct sr_dev_driver saleae_logic_driver_info; |
960a75e4 UH |
47 | #endif |
48 | #ifdef HAVE_LA_OLS | |
c09f0b57 | 49 | extern SR_PRIV struct sr_dev_driver ols_driver_info; |
960a75e4 UH |
50 | #endif |
51 | #ifdef HAVE_LA_ZEROPLUS_LOGIC_CUBE | |
c09f0b57 | 52 | extern SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info; |
960a75e4 | 53 | #endif |
5b907f9b | 54 | #ifdef HAVE_LA_ASIX_SIGMA |
c09f0b57 | 55 | extern SR_PRIV struct sr_dev_driver asix_sigma_driver_info; |
5b907f9b | 56 | #endif |
f4314d7e | 57 | #ifdef HAVE_LA_CHRONOVU_LA8 |
c09f0b57 | 58 | extern SR_PRIV struct sr_dev_driver chronovu_la8_driver_info; |
f4314d7e | 59 | #endif |
bffed4fc | 60 | #ifdef HAVE_LA_LINK_MSO19 |
c09f0b57 | 61 | extern SR_PRIV struct sr_dev_driver link_mso19_driver_info; |
bffed4fc | 62 | #endif |
6ed4f044 | 63 | #ifdef HAVE_LA_ALSA |
c09f0b57 | 64 | extern SR_PRIV struct sr_dev_driver alsa_driver_info; |
6ed4f044 | 65 | #endif |
f302a082 | 66 | #ifdef HAVE_LA_FX2LAFW |
c09f0b57 | 67 | extern SR_PRIV struct sr_dev_driver fx2lafw_driver_info; |
f302a082 | 68 | #endif |
6ed4f044 | 69 | |
c09f0b57 | 70 | static struct sr_dev_driver *drivers_list[] = { |
a61b0e6a | 71 | #ifdef HAVE_LA_DEMO |
c09f0b57 | 72 | &demo_driver_info, |
a61b0e6a | 73 | #endif |
960a75e4 | 74 | #ifdef HAVE_LA_SALEAE_LOGIC |
c09f0b57 | 75 | &saleae_logic_driver_info, |
960a75e4 UH |
76 | #endif |
77 | #ifdef HAVE_LA_OLS | |
c09f0b57 | 78 | &ols_driver_info, |
960a75e4 UH |
79 | #endif |
80 | #ifdef HAVE_LA_ZEROPLUS_LOGIC_CUBE | |
c09f0b57 | 81 | &zeroplus_logic_cube_driver_info, |
960a75e4 | 82 | #endif |
5b907f9b | 83 | #ifdef HAVE_LA_ASIX_SIGMA |
c09f0b57 | 84 | &asix_sigma_driver_info, |
5b907f9b | 85 | #endif |
f4314d7e | 86 | #ifdef HAVE_LA_CHRONOVU_LA8 |
c09f0b57 | 87 | &chronovu_la8_driver_info, |
f4314d7e | 88 | #endif |
bffed4fc | 89 | #ifdef HAVE_LA_LINK_MSO19 |
c09f0b57 | 90 | &link_mso19_driver_info, |
bffed4fc | 91 | #endif |
6ed4f044 | 92 | #ifdef HAVE_LA_ALSA |
c09f0b57 | 93 | &alsa_driver_info, |
f302a082 JH |
94 | #endif |
95 | #ifdef HAVE_LA_FX2LAFW | |
c09f0b57 | 96 | &fx2lafw_driver_info, |
6ed4f044 | 97 | #endif |
050e9219 UH |
98 | NULL, |
99 | }; | |
a1bb33af | 100 | |
a1645fcd | 101 | /** |
cfe064d8 | 102 | * Return the list of supported hardware drivers. |
a1645fcd | 103 | * |
c09f0b57 | 104 | * @return Pointer to the NULL-terminated list of hardware driver pointers. |
a1645fcd | 105 | */ |
cfe064d8 | 106 | SR_API struct sr_dev_driver **sr_driver_list(void) |
a1bb33af | 107 | { |
c09f0b57 | 108 | return drivers_list; |
a1bb33af UH |
109 | } |
110 | ||
a1645fcd | 111 | /** |
c09f0b57 | 112 | * Initialize a hardware driver. |
a1645fcd | 113 | * |
c09f0b57 UH |
114 | * The specified driver is initialized, and all devices discovered by the |
115 | * driver are instantiated. | |
a1645fcd | 116 | * |
c09f0b57 | 117 | * @param driver The driver to initialize. |
a1645fcd | 118 | * |
c09f0b57 | 119 | * @return The number of devices found and instantiated by the driver. |
a1645fcd | 120 | */ |
cfe064d8 | 121 | SR_API int sr_driver_init(struct sr_dev_driver *driver) |
8722c31e | 122 | { |
bb7ef793 UH |
123 | int num_devs, num_probes, i, j; |
124 | int num_initialized_devs = 0; | |
125 | struct sr_dev *dev; | |
464d12c7 | 126 | char **probe_names; |
8722c31e | 127 | |
c09f0b57 UH |
128 | sr_dbg("initializing %s driver", driver->name); |
129 | num_devs = driver->init(NULL); | |
bb7ef793 | 130 | for (i = 0; i < num_devs; i++) { |
4d436e71 | 131 | num_probes = GPOINTER_TO_INT( |
c09f0b57 UH |
132 | driver->dev_info_get(i, SR_DI_NUM_PROBES)); |
133 | probe_names = (char **)driver->dev_info_get(i, | |
c37d2b1b | 134 | SR_DI_PROBE_NAMES); |
464d12c7 KS |
135 | |
136 | if (!probe_names) { | |
c09f0b57 UH |
137 | sr_warn("hwdriver: %s: driver %s does not return a " |
138 | "list of probe names", __func__, driver->name); | |
464d12c7 KS |
139 | continue; |
140 | } | |
141 | ||
c09f0b57 | 142 | dev = sr_dev_new(driver, i); |
c37d2b1b | 143 | for (j = 0; j < num_probes; j++) |
bb7ef793 UH |
144 | sr_dev_probe_add(dev, probe_names[j]); |
145 | num_initialized_devs++; | |
8722c31e BV |
146 | } |
147 | ||
bb7ef793 | 148 | return num_initialized_devs; |
8722c31e BV |
149 | } |
150 | ||
93a04e3b | 151 | SR_PRIV void sr_hw_cleanup_all(void) |
8722c31e | 152 | { |
050e9219 | 153 | int i; |
c09f0b57 | 154 | struct sr_dev_driver **drivers; |
8722c31e | 155 | |
cfe064d8 | 156 | drivers = sr_driver_list(); |
c09f0b57 UH |
157 | for (i = 0; drivers[i]; i++) { |
158 | if (drivers[i]->cleanup) | |
159 | drivers[i]->cleanup(); | |
8722c31e | 160 | } |
8722c31e BV |
161 | } |
162 | ||
d68e2d1a | 163 | SR_PRIV struct sr_dev_inst *sr_dev_inst_new(int index, int status, |
49d0ce50 | 164 | const char *vendor, const char *model, const char *version) |
a1bb33af | 165 | { |
d68e2d1a | 166 | struct sr_dev_inst *sdi; |
a1bb33af | 167 | |
d68e2d1a | 168 | if (!(sdi = g_try_malloc(sizeof(struct sr_dev_inst)))) { |
c09f0b57 | 169 | sr_err("hwdriver: %s: sdi malloc failed", __func__); |
a1bb33af | 170 | return NULL; |
133a37bf | 171 | } |
a1bb33af UH |
172 | |
173 | sdi->index = index; | |
174 | sdi->status = status; | |
1d9a8a5f | 175 | sdi->inst_type = -1; |
8722c31e BV |
176 | sdi->vendor = vendor ? g_strdup(vendor) : NULL; |
177 | sdi->model = model ? g_strdup(model) : NULL; | |
178 | sdi->version = version ? g_strdup(version) : NULL; | |
01cf8814 | 179 | sdi->priv = NULL; |
a1bb33af UH |
180 | |
181 | return sdi; | |
182 | } | |
183 | ||
bb7ef793 | 184 | SR_PRIV struct sr_dev_inst *sr_dev_inst_get(GSList *dev_insts, int dev_index) |
a1bb33af | 185 | { |
d68e2d1a | 186 | struct sr_dev_inst *sdi; |
a1bb33af UH |
187 | GSList *l; |
188 | ||
d68e2d1a UH |
189 | for (l = dev_insts; l; l = l->next) { |
190 | sdi = (struct sr_dev_inst *)(l->data); | |
bb7ef793 | 191 | if (sdi->index == dev_index) |
a1bb33af UH |
192 | return sdi; |
193 | } | |
bb7ef793 | 194 | sr_warn("could not find device index %d instance", dev_index); |
a1bb33af UH |
195 | |
196 | return NULL; | |
197 | } | |
198 | ||
d68e2d1a | 199 | SR_PRIV void sr_dev_inst_free(struct sr_dev_inst *sdi) |
a1bb33af | 200 | { |
66410a86 | 201 | g_free(sdi->priv); |
8722c31e BV |
202 | g_free(sdi->vendor); |
203 | g_free(sdi->model); | |
204 | g_free(sdi->version); | |
205 | g_free(sdi); | |
a1bb33af UH |
206 | } |
207 | ||
22b02383 UH |
208 | #ifdef HAVE_LIBUSB_1_0 |
209 | ||
d68e2d1a | 210 | SR_PRIV struct sr_usb_dev_inst *sr_usb_dev_inst_new(uint8_t bus, |
62c82025 | 211 | uint8_t address, struct libusb_device_handle *hdl) |
a1bb33af | 212 | { |
d68e2d1a | 213 | struct sr_usb_dev_inst *udi; |
a1bb33af | 214 | |
d68e2d1a | 215 | if (!(udi = g_try_malloc(sizeof(struct sr_usb_dev_inst)))) { |
c09f0b57 | 216 | sr_err("hwdriver: %s: udi malloc failed", __func__); |
a1bb33af | 217 | return NULL; |
133a37bf | 218 | } |
a1bb33af UH |
219 | |
220 | udi->bus = bus; | |
221 | udi->address = address; | |
49d0ce50 | 222 | udi->devhdl = hdl; /* TODO: Check if this is NULL? */ |
a1bb33af UH |
223 | |
224 | return udi; | |
225 | } | |
226 | ||
d68e2d1a | 227 | SR_PRIV void sr_usb_dev_inst_free(struct sr_usb_dev_inst *usb) |
a1bb33af | 228 | { |
17e1afcb | 229 | /* Avoid compiler warnings. */ |
cb93f8a9 | 230 | (void)usb; |
a1bb33af | 231 | |
62c82025 | 232 | /* Nothing to do for this device instance type. */ |
a1bb33af UH |
233 | } |
234 | ||
22b02383 UH |
235 | #endif |
236 | ||
d68e2d1a UH |
237 | SR_PRIV struct sr_serial_dev_inst *sr_serial_dev_inst_new(const char *port, |
238 | int fd) | |
a1bb33af | 239 | { |
d68e2d1a | 240 | struct sr_serial_dev_inst *serial; |
a1bb33af | 241 | |
d68e2d1a | 242 | if (!(serial = g_try_malloc(sizeof(struct sr_serial_dev_inst)))) { |
c09f0b57 | 243 | sr_err("hwdriver: %s: serial malloc failed", __func__); |
a1bb33af | 244 | return NULL; |
133a37bf | 245 | } |
a1bb33af | 246 | |
133a37bf | 247 | serial->port = g_strdup(port); |
a1bb33af UH |
248 | serial->fd = fd; |
249 | ||
250 | return serial; | |
251 | } | |
252 | ||
d68e2d1a | 253 | SR_PRIV void sr_serial_dev_inst_free(struct sr_serial_dev_inst *serial) |
a1bb33af | 254 | { |
133a37bf | 255 | g_free(serial->port); |
a1bb33af UH |
256 | } |
257 | ||
a1645fcd | 258 | /** |
c09f0b57 | 259 | * Find out if a hardware driver has a specific capability. |
a1645fcd | 260 | * |
c09f0b57 | 261 | * @param driver The hardware driver in which to search for the capability. |
a1645fcd BV |
262 | * @param hwcap The capability to find in the list. |
263 | * | |
c496ac97 UH |
264 | * @return TRUE if the specified capability exists in the specified driver, |
265 | * FALSE otherwise. Also, if 'driver' is NULL or the respective driver | |
266 | * returns an invalid capability list, FALSE is returned. | |
a1645fcd | 267 | */ |
cfe064d8 | 268 | SR_API gboolean sr_driver_hwcap_exists(struct sr_dev_driver *driver, int hwcap) |
a1bb33af | 269 | { |
ffedd0bf | 270 | int *hwcaps, i; |
a1bb33af | 271 | |
c496ac97 UH |
272 | if (!driver) { |
273 | sr_err("hwdriver: %s: driver was NULL", __func__); | |
274 | return FALSE; | |
275 | } | |
276 | ||
277 | if (!(hwcaps = driver->hwcap_get_all())) { | |
278 | sr_err("hwdriver: %s: hwcap_get_all() returned NULL", __func__); | |
279 | return FALSE; | |
280 | } | |
281 | ||
ffedd0bf UH |
282 | for (i = 0; hwcaps[i]; i++) { |
283 | if (hwcaps[i] == hwcap) | |
a1bb33af | 284 | return TRUE; |
49d0ce50 | 285 | } |
a1bb33af UH |
286 | |
287 | return FALSE; | |
288 | } | |
289 | ||
a1645fcd | 290 | /** |
c09f0b57 | 291 | * Get a hardware driver capability option. |
a1645fcd | 292 | * |
93a04e3b | 293 | * @param hwcap The capability to get. |
a1645fcd | 294 | * |
44dae539 UH |
295 | * @return A pointer to a struct with information about the parameter, or NULL |
296 | * if the capability was not found. | |
a1645fcd | 297 | */ |
93a04e3b | 298 | SR_API struct sr_hwcap_option *sr_hw_hwcap_get(int hwcap) |
a1bb33af | 299 | { |
a1bb33af UH |
300 | int i; |
301 | ||
ffedd0bf UH |
302 | for (i = 0; sr_hwcap_options[i].hwcap; i++) { |
303 | if (sr_hwcap_options[i].hwcap == hwcap) | |
a65de030 | 304 | return &sr_hwcap_options[i]; |
a1bb33af UH |
305 | } |
306 | ||
49d0ce50 | 307 | return NULL; |
a1bb33af UH |
308 | } |
309 | ||
69cfcfc8 | 310 | /* Unnecessary level of indirection follows. */ |
544a4582 | 311 | |
69cfcfc8 | 312 | SR_PRIV int sr_source_remove(int fd) |
a1bb33af | 313 | { |
69cfcfc8 | 314 | return sr_session_source_remove(fd); |
a1bb33af UH |
315 | } |
316 | ||
69cfcfc8 UH |
317 | SR_PRIV int sr_source_add(int fd, int events, int timeout, |
318 | sr_receive_data_callback_t cb, void *cb_data) | |
a1bb33af | 319 | { |
69cfcfc8 | 320 | return sr_session_source_add(fd, events, timeout, cb, cb_data); |
a1bb33af | 321 | } |