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make it possible to share the USB and parallel cable between applications
[usb-driver] / usb-driver.c
1 /* libusb/ppdev connector for XILINX impact
2 *
3 * Copyright (c) 2007 Michael Gernoth <michael@gernoth.net>
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a copy
6 * of this software and associated documentation files (the "Software"), to
7 * deal in the Software without restriction, including without limitation the
8 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
9 * sell copies of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21 * IN THE SOFTWARE.
22 */
23
24 #define _GNU_SOURCE 1
25
26 #include <dlfcn.h>
27 #include <stdarg.h>
28 #include <stdlib.h>
29 #include <string.h>
30 #include <unistd.h>
31 #include <fcntl.h>
32 #include <sys/types.h>
33 #include <sys/stat.h>
34 #include <sys/time.h>
35 #include <stdio.h>
36 #include <usb.h>
37 #include <signal.h>
38 #include <pthread.h>
39 #include <errno.h>
40 #include <inttypes.h>
41 #include <sys/ioctl.h>
42 #include <sys/utsname.h>
43 #include <bits/wordsize.h>
44 #include "usb-driver.h"
45 #include "config.h"
46
47 static int (*ioctl_func) (int, int, void *) = NULL;
48 static int windrvrfd = -1;
49 static unsigned long ppbase = 0;
50 static unsigned long ecpbase = 0;
51 static struct parport_config *pport = NULL;
52 static FILE *modulesfp = NULL;
53 static FILE *baseaddrfp = NULL;
54 static int baseaddrnum = 0;
55 static int modules_read = 0;
56 static struct usb_bus *busses = NULL;
57 static struct usb_device *usbdevice;
58 static usb_dev_handle *usb_devhandle = NULL;
59 static int usbinterface = -1;
60 static int usbalternate = -1;
61 static unsigned long card_type;
62 static int ints_enabled = 0;
63 static pthread_mutex_t int_wait = PTHREAD_MUTEX_INITIALIZER;
64
65 #define NO_WINDRVR 1
66
67 void hexdump(unsigned char *buf, int len) {
68 int i;
69
70 for(i=0; i<len; i++) {
71 fprintf(stderr,"%02x ", buf[i]);
72 if ((i % 16) == 15)
73 fprintf(stderr,"\n");
74 }
75 fprintf(stderr,"\n");
76 }
77
78 static int usb_deviceinfo(unsigned char *buf) {
79 int i,j,k,l;
80 int len = 0;
81 WDU_CONFIGURATION **pConfigs, **pActiveConfig;
82 WDU_INTERFACE **pActiveInterface;
83
84 if (buf) {
85 struct usb_device_info *udi = (struct usb_device_info*)(buf+len);
86
87 udi->Descriptor.bLength = sizeof(WDU_DEVICE_DESCRIPTOR);
88 udi->Descriptor.bDescriptorType = usbdevice->descriptor.bDescriptorType;
89 udi->Descriptor.bcdUSB = usbdevice->descriptor.bcdUSB;
90 udi->Descriptor.bDeviceClass = usbdevice->descriptor.bDeviceClass;
91 udi->Descriptor.bDeviceSubClass = usbdevice->descriptor.bDeviceSubClass;
92 udi->Descriptor.bDeviceProtocol = usbdevice->descriptor.bDeviceProtocol;
93 udi->Descriptor.bMaxPacketSize0 = usbdevice->descriptor.bMaxPacketSize0;
94 udi->Descriptor.idVendor = usbdevice->descriptor.idVendor;
95 udi->Descriptor.idProduct = usbdevice->descriptor.idProduct;
96 udi->Descriptor.bcdDevice = usbdevice->descriptor.bcdDevice;
97 udi->Descriptor.iManufacturer = usbdevice->descriptor.iManufacturer;
98 udi->Descriptor.iProduct = usbdevice->descriptor.iProduct;
99 udi->Descriptor.iSerialNumber = usbdevice->descriptor.iSerialNumber;
100 udi->Descriptor.bNumConfigurations = usbdevice->descriptor.bNumConfigurations;
101
102 /* TODO: Fix Pipe0! */
103 udi->Pipe0.dwNumber = 0x00;
104 udi->Pipe0.dwMaximumPacketSize = usbdevice->descriptor.bMaxPacketSize0;
105 udi->Pipe0.type = 0;
106 udi->Pipe0.direction = WDU_DIR_IN_OUT;
107 udi->Pipe0.dwInterval = 0;
108
109 pConfigs = &(udi->pConfigs);
110 pActiveConfig = &(udi->pActiveConfig);
111 pActiveInterface = &(udi->pActiveInterface[0]);
112 }
113
114 len = sizeof(struct usb_device_info);
115
116 for (i=0; i<usbdevice->descriptor.bNumConfigurations; i++)
117 {
118 struct usb_config_descriptor *conf_desc = &usbdevice->config[i];
119 WDU_INTERFACE **pInterfaces;
120 WDU_ALTERNATE_SETTING **pAlternateSettings[conf_desc->bNumInterfaces];
121 WDU_ALTERNATE_SETTING **pActiveAltSetting[conf_desc->bNumInterfaces];
122
123 if (buf) {
124 WDU_CONFIGURATION *cfg = (WDU_CONFIGURATION*)(buf+len);
125
126 *pConfigs = cfg;
127 *pActiveConfig = cfg;
128
129 cfg->Descriptor.bLength = conf_desc->bLength;
130 cfg->Descriptor.bDescriptorType = conf_desc->bDescriptorType;
131 cfg->Descriptor.wTotalLength = conf_desc->wTotalLength;
132 cfg->Descriptor.bNumInterfaces = conf_desc->bNumInterfaces;
133 cfg->Descriptor.bConfigurationValue = conf_desc->bConfigurationValue;
134 cfg->Descriptor.iConfiguration = conf_desc->iConfiguration;
135 cfg->Descriptor.bmAttributes = conf_desc->bmAttributes;
136 cfg->Descriptor.MaxPower = conf_desc->MaxPower;
137
138 cfg->dwNumInterfaces = conf_desc->bNumInterfaces;
139
140 pInterfaces = &(cfg->pInterfaces);
141 }
142 len += sizeof(WDU_CONFIGURATION);
143
144 if (buf) {
145 *pInterfaces = (WDU_INTERFACE*)(buf+len);
146 for (j=0; j<conf_desc->bNumInterfaces; j++) {
147 WDU_INTERFACE *iface = (WDU_INTERFACE*)(buf+len);
148
149 pActiveInterface[j] = iface;
150
151 pAlternateSettings[j] = &(iface->pAlternateSettings);
152 iface->dwNumAltSettings = usbdevice->config[i].interface[j].num_altsetting;
153 pActiveAltSetting[j] = &(iface->pActiveAltSetting);
154
155 len += sizeof(WDU_INTERFACE);
156 }
157 } else {
158 len += sizeof(WDU_INTERFACE) * conf_desc->bNumInterfaces;
159 }
160
161 for (j=0; j<conf_desc->bNumInterfaces; j++)
162 {
163 struct usb_interface *interface = &usbdevice->config[i].interface[j];
164
165 if (buf) {
166 *pAlternateSettings[j] = (WDU_ALTERNATE_SETTING*)(buf+len);
167 /* FIXME: */
168 *pActiveAltSetting[j] = (WDU_ALTERNATE_SETTING*)(buf+len);
169 }
170
171 for(k=0; k<interface->num_altsetting; k++)
172 {
173 unsigned char bNumEndpoints = interface->altsetting[k].bNumEndpoints;
174 WDU_ENDPOINT_DESCRIPTOR **pEndpointDescriptors;
175 WDU_PIPE_INFO **pPipes;
176
177 if (buf) {
178 WDU_ALTERNATE_SETTING *altset = (WDU_ALTERNATE_SETTING*)(buf+len);
179
180 altset->Descriptor.bLength = interface->altsetting[k].bLength;
181 altset->Descriptor.bDescriptorType = interface->altsetting[k].bDescriptorType;
182 altset->Descriptor.bInterfaceNumber = interface->altsetting[k].bInterfaceNumber;
183 altset->Descriptor.bAlternateSetting = interface->altsetting[k].bAlternateSetting;
184 altset->Descriptor.bNumEndpoints = interface->altsetting[k].bNumEndpoints;
185 altset->Descriptor.bInterfaceClass = interface->altsetting[k].bInterfaceClass;
186 altset->Descriptor.bInterfaceSubClass = interface->altsetting[k].bInterfaceSubClass;
187 altset->Descriptor.bInterfaceProtocol = interface->altsetting[k].bInterfaceProtocol;
188 altset->Descriptor.iInterface = interface->altsetting[k].iInterface;
189 pEndpointDescriptors = &(altset->pEndpointDescriptors);
190 pPipes = &(altset->pPipes);
191
192 }
193 len +=sizeof(WDU_ALTERNATE_SETTING);
194
195 if (buf) {
196 *pEndpointDescriptors = (WDU_ENDPOINT_DESCRIPTOR*)(buf+len);
197 for (l = 0; l < bNumEndpoints; l++) {
198 WDU_ENDPOINT_DESCRIPTOR *ed = (WDU_ENDPOINT_DESCRIPTOR*)(buf+len);
199
200 ed->bLength = interface->altsetting[k].endpoint[l].bLength;
201 ed->bDescriptorType = interface->altsetting[k].endpoint[l].bDescriptorType;
202 ed->bEndpointAddress = interface->altsetting[k].endpoint[l].bEndpointAddress;
203 ed->bmAttributes = interface->altsetting[k].endpoint[l].bmAttributes;
204 ed->wMaxPacketSize = interface->altsetting[k].endpoint[l].wMaxPacketSize;
205 ed->bInterval = interface->altsetting[k].endpoint[l].bInterval;
206
207 len += sizeof(WDU_ENDPOINT_DESCRIPTOR);
208 }
209
210 *pPipes = (WDU_PIPE_INFO*)(buf+len);
211 for (l = 0; l < bNumEndpoints; l++) {
212 WDU_PIPE_INFO *pi = (WDU_PIPE_INFO*)(buf+len);
213
214 pi->dwNumber = interface->altsetting[k].endpoint[l].bEndpointAddress;
215 pi->dwMaximumPacketSize = WDU_GET_MAX_PACKET_SIZE(interface->altsetting[k].endpoint[l].wMaxPacketSize);
216 pi->type = interface->altsetting[k].endpoint[l].bmAttributes & USB_ENDPOINT_TYPE_MASK;
217 if (pi->type == PIPE_TYPE_CONTROL)
218 pi->direction = WDU_DIR_IN_OUT;
219 else
220 {
221 pi->direction = interface->altsetting[k].endpoint[l].bEndpointAddress & USB_ENDPOINT_DIR_MASK ? WDU_DIR_IN : WDU_DIR_OUT;
222 }
223
224 pi->dwInterval = interface->altsetting[k].endpoint[l].bInterval;
225
226 len += sizeof(WDU_PIPE_INFO);
227 }
228 } else {
229 len +=(sizeof(WDU_ENDPOINT_DESCRIPTOR)+sizeof(WDU_PIPE_INFO))*bNumEndpoints;
230 }
231 }
232 }
233 }
234
235 return len;
236 }
237
238 static int usb_claim(int claim) {
239 int ret = 0;
240 static int claimed = 0;
241
242 if (usbinterface < 0)
243 return -1;
244
245 if (claim) {
246 if (claimed)
247 return 0;
248
249 ret = usb_claim_interface(usb_devhandle, usbinterface);
250 if (!ret) {
251 claimed = 1;
252 ret = usb_set_altinterface(usb_devhandle, usbalternate);
253 if (ret)
254 fprintf(stderr, "usb_set_altinterface: %d\n", ret);
255 } else {
256 fprintf(stderr, "usb_claim_interface: %d -> %d (%s)\n",
257 usbinterface, ret, usb_strerror());
258 }
259 } else {
260 if (!claimed)
261 return 0;
262
263 ret = usb_release_interface(usb_devhandle, usbinterface);
264 if (!ret)
265 claimed = 0;
266 }
267
268 return ret;
269 }
270
271 static int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) {
272 struct header_struct* wdheader = (struct header_struct*)wdioctl;
273 struct version_struct *version;
274 int ret = 0;
275
276 if (wdheader->magic != MAGIC) {
277 fprintf(stderr,"!!!ERROR: magic header does not match!!!\n");
278 return (*ioctl_func) (fd, request, wdioctl);
279 }
280
281 switch(request & ~(0xc0000000)) {
282 case VERSION:
283 version = (struct version_struct*)(wdheader->data);
284 strcpy(version->version, "libusb-driver.so version: " USB_DRIVER_VERSION);
285 version->versionul = 802;
286 DPRINTF("VERSION\n");
287 break;
288
289 case LICENSE:
290 DPRINTF("LICENSE\n");
291 break;
292
293 case CARD_REGISTER_OLD:
294 case CARD_REGISTER:
295 DPRINTF("CARD_REGISTER\n");
296 {
297 struct card_register* cr = (struct card_register*)(wdheader->data);
298
299 DPRINTF("Items: %lu, Addr: 0x%lx, bytes: %lu, bar: %lu\n",
300 cr->Card.dwItems,
301 (unsigned long)cr->Card.Item[0].I.IO.dwAddr,
302 cr->Card.Item[0].I.IO.dwBytes,
303 cr->Card.Item[0].I.IO.dwBar);
304
305 DPRINTF("Items: %lu, Addr: 0x%lx, bytes: %lu, bar: %lu\n",
306 cr->Card.dwItems,
307 (unsigned long)cr->Card.Item[1].I.IO.dwAddr,
308 cr->Card.Item[1].I.IO.dwBytes,
309 cr->Card.Item[1].I.IO.dwBar);
310 #ifndef NO_WINDRVR
311 ret = (*ioctl_func) (fd, request, wdioctl);
312 #else
313
314 pport = config_get((unsigned long)cr->Card.Item[0].I.IO.dwAddr / 0x10);
315 if (!pport)
316 break;
317
318 ret = pport->open((unsigned long)cr->Card.Item[0].I.IO.dwAddr / 0x10);
319
320 ppbase = (unsigned long)cr->Card.Item[0].I.IO.dwAddr;
321
322 if (cr->Card.dwItems > 1 && cr->Card.Item[1].I.IO.dwAddr)
323 ecpbase = (unsigned long)cr->Card.Item[1].I.IO.dwAddr;
324
325 if (ret >= 0) {
326 cr->hCard = ret;
327 } else {
328 cr->hCard = 0;
329 }
330 #endif
331 DPRINTF("hCard: %lu\n", cr->hCard);
332 }
333 break;
334
335 case USB_TRANSFER:
336 DPRINTF("in USB_TRANSFER");
337 {
338 struct usb_transfer *ut = (struct usb_transfer*)(wdheader->data);
339
340 #ifdef DEBUG
341 DPRINTF(" unique: %lu, pipe: %lu, read: %lu, options: %lx, size: %lu, timeout: %lx\n",
342 ut->dwUniqueID, ut->dwPipeNum, ut->fRead,
343 ut->dwOptions, ut->dwBufferSize, ut->dwTimeout);
344 if (ut->dwPipeNum == 0) {
345 DPRINTF("setup packet: ");
346 hexdump(ut->SetupPacket, 8);
347 }
348
349 if (!ut->fRead && ut->dwBufferSize)
350 {
351 hexdump(ut->pBuffer, ut->dwBufferSize);
352 }
353 #endif
354
355 #ifndef NO_WINDRVR
356 ret = (*ioctl_func) (fd, request, wdioctl);
357 #else
358 usb_claim(1);
359 /* http://www.jungo.com/support/documentation/windriver/802/wdusb_man_mhtml/node55.html#SECTION001213000000000000000 */
360 if (ut->dwPipeNum == 0) { /* control pipe */
361 int requesttype, request, value, index, size;
362 requesttype = ut->SetupPacket[0];
363 request = ut->SetupPacket[1];
364 value = ut->SetupPacket[2] | (ut->SetupPacket[3] << 8);
365 index = ut->SetupPacket[4] | (ut->SetupPacket[5] << 8);
366 size = ut->SetupPacket[6] | (ut->SetupPacket[7] << 8);
367 DPRINTF("requesttype: %x, request: %x, value: %u, index: %u, size: %u\n", requesttype, request, value, index, size);
368 ret = usb_control_msg(usb_devhandle, requesttype, request, value, index, ut->pBuffer, size, ut->dwTimeout);
369 } else {
370 if (ut->fRead) {
371 ret = usb_bulk_read(usb_devhandle, ut->dwPipeNum, ut->pBuffer, ut->dwBufferSize, ut->dwTimeout);
372 } else {
373 ret = usb_bulk_write(usb_devhandle, ut->dwPipeNum, ut->pBuffer, ut->dwBufferSize, ut->dwTimeout);
374 }
375 usb_claim(0);
376 }
377
378 if (ret < 0) {
379 fprintf(stderr, "usb_transfer: %d (%s)\n", ret, usb_strerror());
380 } else {
381 ut->dwBytesTransferred = ret;
382 ret = 0;
383 }
384 #endif
385
386 #ifdef DEBUG
387 DPRINTF("Transferred: %lu (%s)\n",ut->dwBytesTransferred, (ut->fRead?"read":"write"));
388 if (ut->fRead && ut->dwBytesTransferred)
389 {
390 DPRINTF("Read: ");
391 hexdump(ut->pBuffer, ut->dwBytesTransferred);
392 }
393 #endif
394 }
395 break;
396
397 case INT_ENABLE_OLD:
398 case INT_ENABLE:
399 DPRINTF("INT_ENABLE\n");
400 {
401 struct interrupt *it = (struct interrupt*)(wdheader->data);
402
403 DPRINTF("Handle: %lu, Options: %lx, ncmds: %lu, enableok: %lu, count: %lu, lost: %lu, stopped: %lu\n",
404 it->hInterrupt, it->dwOptions,
405 it->dwCmds, it->fEnableOk, it->dwCounter,
406 it->dwLost, it->fStopped);
407
408 it->fEnableOk = 1;
409 it->fStopped = 0;
410 ints_enabled = 1;
411 pthread_mutex_trylock(&int_wait);
412 }
413
414 break;
415
416 case INT_DISABLE:
417 DPRINTF("INT_DISABLE\n");
418 {
419 struct interrupt *it = (struct interrupt*)(wdheader->data);
420
421 DPRINTF("Handle: %lu, Options: %lx, ncmds: %lu, enableok: %lu, count: %lu, lost: %lu, stopped: %lu\n",
422 it->hInterrupt, it->dwOptions,
423 it->dwCmds, it->fEnableOk, it->dwCounter,
424 it->dwLost, it->fStopped);
425 #ifndef NO_WINDRVR
426 ret = (*ioctl_func) (fd, request, wdioctl);
427 #else
428 it->dwCounter = 0;
429 it->fStopped = 1;
430 ints_enabled = 0;
431 if (pthread_mutex_trylock(&int_wait) == EBUSY)
432 pthread_mutex_unlock(&int_wait);
433 #endif
434 DPRINTF("Handle: %lu, Options: %lx, ncmds: %lu, enableok: %lu, count: %lu, lost: %lu, stopped: %lu\n",
435 it->hInterrupt, it->dwOptions,
436 it->dwCmds, it->fEnableOk, it->dwCounter,
437 it->dwLost, it->fStopped);
438 }
439 break;
440
441 case USB_SET_INTERFACE:
442 DPRINTF("USB_SET_INTERFACE\n");
443 {
444 struct usb_set_interface *usi = (struct usb_set_interface*)(wdheader->data);
445
446 DPRINTF("unique: %lu, interfacenum: %lu, alternatesetting: %lu, options: %lx\n",
447 usi->dwUniqueID, usi->dwInterfaceNum,
448 usi->dwAlternateSetting, usi->dwOptions);
449 #ifndef NO_WINDRVR
450 ret = (*ioctl_func) (fd, request, wdioctl);
451 #else
452 if (usbdevice) {
453 if (!usb_devhandle)
454 usb_devhandle = usb_open(usbdevice);
455
456 usbinterface = usbdevice->config[0].interface[usi->dwInterfaceNum].altsetting[usi->dwAlternateSetting].bInterfaceNumber;
457 usbalternate = usi->dwAlternateSetting;
458 }
459 #endif
460 DPRINTF("unique: %lu, interfacenum: %lu, alternatesetting: %lu, options: %lx\n",
461 usi->dwUniqueID, usi->dwInterfaceNum,
462 usi->dwAlternateSetting, usi->dwOptions);
463 }
464 break;
465
466 case USB_GET_DEVICE_DATA_OLD:
467 case USB_GET_DEVICE_DATA:
468 DPRINTF("USB_GET_DEVICE_DATA\n");
469 {
470 struct usb_get_device_data *ugdd = (struct usb_get_device_data*)(wdheader->data);
471 int pSize;
472
473 DPRINTF("unique: %lu, bytes: %lu, options: %lx\n",
474 ugdd->dwUniqueID, ugdd->dwBytes,
475 ugdd->dwOptions);
476
477 pSize = ugdd->dwBytes;
478 if (!ugdd->dwBytes) {
479 if (usbdevice) {
480 ugdd->dwBytes = usb_deviceinfo(NULL);
481 }
482 } else {
483 usb_deviceinfo((unsigned char*)ugdd->pBuf);
484 }
485 }
486 break;
487
488 case EVENT_REGISTER_OLD:
489 case EVENT_REGISTER:
490 DPRINTF("EVENT_REGISTER\n");
491 {
492 struct event *e = (struct event*)(wdheader->data);
493 struct usb_bus *bus;
494 char* devpos;
495 int busnum = -1, devnum = -1;
496 int i;
497
498 DPRINTF("handle: %lu, action: %lu, status: %lu, eventid: %lu, cardtype: %lu, kplug: %lu, options: %lu, dev: %lx:%lx, unique: %lu, ver: %lu, nummatch: %lu\n",
499 e->handle, e->dwAction,
500 e->dwStatus, e->dwEventId, e->dwCardType,
501 e->hKernelPlugIn, e->dwOptions,
502 e->u.Usb.deviceId.dwVendorId,
503 e->u.Usb.deviceId.dwProductId,
504 e->u.Usb.dwUniqueID, e->dwEventVer,
505 e->dwNumMatchTables);
506
507 devpos = getenv("XILINX_USB_DEV");
508 if (devpos != NULL) {
509 int j;
510 char *devstr = NULL, *remainder;
511
512 DPRINTF("XILINX_USB_DEV=%s\n", devpos);
513
514 for (j = 0; j < strlen(devpos) && devpos[j] != 0; j++) {
515 if (devpos[j] == ':') {
516 devpos[j] = 0;
517 devstr = &(devpos[j+1]);
518 }
519 }
520
521 if (devstr && strlen(devstr) > 0) {
522 busnum = strtol(devpos, &remainder, 10);
523 if (devpos == remainder) {
524 busnum = -1;
525 } else {
526 devnum = strtol(devstr, &remainder, 10);
527 if (devstr == remainder) {
528 busnum = -1;
529 devnum = -1;
530 } else {
531 fprintf(stderr,"Using XILINX platform cable USB at %03d:%03d\n",
532 busnum, devnum);
533 }
534 }
535 }
536 }
537
538 for (i = 0; i < e->dwNumMatchTables; i++) {
539
540 DPRINTF("match: dev: %04x:%04x, class: %x, subclass: %x, intclass: %x, intsubclass: %x, intproto: %x\n",
541 e->matchTables[i].VendorId,
542 e->matchTables[i].ProductId,
543 e->matchTables[i].bDeviceClass,
544 e->matchTables[i].bDeviceSubClass,
545 e->matchTables[i].bInterfaceClass,
546 e->matchTables[i].bInterfaceSubClass,
547 e->matchTables[i].bInterfaceProtocol);
548
549 for (bus = busses; bus; bus = bus->next) {
550 struct usb_device *dev;
551
552 if ((devnum != -1) && (strtol(bus->dirname, NULL, 10) != busnum))
553 continue;
554
555 for (dev = bus->devices; dev; dev = dev->next) {
556 struct usb_device_descriptor *desc = &(dev->descriptor);
557
558 if((desc->idVendor == e->matchTables[i].VendorId) &&
559 (desc->idProduct == e->matchTables[i].ProductId) &&
560 (desc->bDeviceClass == e->matchTables[i].bDeviceClass) &&
561 (desc->bDeviceSubClass == e->matchTables[i].bDeviceSubClass) &&
562 ((devnum == -1) || (strtol(dev->filename, NULL, 10) == devnum)) ) {
563 int ac;
564 for (ac = 0; ac < desc->bNumConfigurations; ac++) {
565 struct usb_interface *interface = dev->config[ac].interface;
566 int ai;
567
568 for (ai = 0; ai < interface->num_altsetting; ai++) {
569
570 DPRINTF("intclass: %x, intsubclass: %x, intproto: %x\n",
571 interface->altsetting[i].bInterfaceClass,
572 interface->altsetting[i].bInterfaceSubClass,
573 interface->altsetting[i].bInterfaceProtocol);
574
575 if ((interface->altsetting[ai].bInterfaceSubClass == e->matchTables[i].bInterfaceSubClass) &&
576 (interface->altsetting[ai].bInterfaceProtocol == e->matchTables[i].bInterfaceProtocol)){
577 /* TODO: check interfaceClass! */
578 DPRINTF("found device with libusb\n");
579 usbdevice = dev;
580 card_type = e->dwCardType;
581 }
582 }
583 }
584 }
585 }
586 }
587 }
588
589 #ifndef NO_WINDRVR
590 ret = (*ioctl_func) (fd, request, wdioctl);
591 #else
592 e->handle++;
593 #endif
594
595 #ifdef DEBUG
596 DPRINTF("handle: %lu, action: %lu, status: %lu, eventid: %lu, cardtype: %lu, kplug: %lu, options: %lu, dev: %lx:%lx, unique: %lu, ver: %lu, nummatch: %lu\n",
597 e->handle, e->dwAction,
598 e->dwStatus, e->dwEventId, e->dwCardType,
599 e->hKernelPlugIn, e->dwOptions,
600 e->u.Usb.deviceId.dwVendorId,
601 e->u.Usb.deviceId.dwProductId,
602 e->u.Usb.dwUniqueID, e->dwEventVer,
603 e->dwNumMatchTables);
604
605 for (i = 0; i < e->dwNumMatchTables; i++)
606 DPRINTF("match: dev: %04x:%04x, class: %x, subclass: %x, intclass: %x, intsubclass: %x, intproto: %x\n",
607 e->matchTables[i].VendorId,
608 e->matchTables[i].ProductId,
609 e->matchTables[i].bDeviceClass,
610 e->matchTables[i].bDeviceSubClass,
611 e->matchTables[i].bInterfaceClass,
612 e->matchTables[i].bInterfaceSubClass,
613 e->matchTables[i].bInterfaceProtocol);
614 #endif
615 }
616 break;
617
618 case TRANSFER_OLD:
619 case TRANSFER:
620 DPRINTF("TRANSFER\n");
621 {
622 WD_TRANSFER *tr = (WD_TRANSFER*)(wdheader->data);
623
624 #ifndef NO_WINDRVR
625 ret = (*ioctl_func) (fd, request, wdioctl);
626 #else
627 ret = pport->transfer(tr, fd, request, ppbase, ecpbase, 1);
628 #endif
629 }
630 break;
631
632 case MULTI_TRANSFER_OLD:
633 case MULTI_TRANSFER:
634 DPRINTF("MULTI_TRANSFER\n");
635 {
636 WD_TRANSFER *tr = (WD_TRANSFER*)(wdheader->data);
637 unsigned long num = wdheader->size/sizeof(WD_TRANSFER);
638 #ifndef NO_WINDRVR
639 ret = (*ioctl_func) (fd, request, wdioctl);
640 #else
641 ret = pport->transfer(tr, fd, request, ppbase, ecpbase, num);
642 #endif
643 }
644 break;
645
646 case EVENT_UNREGISTER:
647 DPRINTF("EVENT_UNREGISTER\n");
648 #ifndef NO_WINDRVR
649 ret = (*ioctl_func) (fd, request, wdioctl);
650 #endif
651 break;
652
653 case INT_WAIT:
654 DPRINTF("INT_WAIT\n");
655 {
656 struct interrupt *it = (struct interrupt*)(wdheader->data);
657
658 DPRINTF("Handle: %lu, Options: %lx, ncmds: %lu, enableok: %lu, count: %lu, lost: %lu, stopped: %lu\n",
659 it->hInterrupt, it->dwOptions,
660 it->dwCmds, it->fEnableOk, it->dwCounter,
661 it->dwLost, it->fStopped);
662
663 #ifndef NO_WINDRVR
664 ret = (*ioctl_func) (fd, request, wdioctl);
665 #else
666 if (usbdevice) {
667 if (it->dwCounter == 0) {
668 it->dwCounter = 1;
669 } else {
670 pthread_mutex_lock(&int_wait);
671 pthread_mutex_unlock(&int_wait);
672 }
673 } else {
674 pthread_mutex_lock(&int_wait);
675 pthread_mutex_unlock(&int_wait);
676 }
677 #endif
678
679 DPRINTF("INT_WAIT_RETURN: Handle: %lu, Options: %lx, ncmds: %lu, enableok: %lu, count: %lu, lost: %lu, stopped: %lu\n",
680 it->hInterrupt, it->dwOptions, it->dwCmds,
681 it->fEnableOk, it->dwCounter, it->dwLost,
682 it->fStopped);
683 }
684 break;
685
686 case CARD_UNREGISTER:
687 DPRINTF("CARD_UNREGISTER\n");
688 {
689 struct card_register* cr = (struct card_register*)(wdheader->data);
690
691 DPRINTF("Addr: 0x%lx, bytes: %lu, bar: %lu\n",
692 (unsigned long)cr->Card.Item[0].I.IO.dwAddr,
693 cr->Card.Item[0].I.IO.dwBytes,
694 cr->Card.Item[0].I.IO.dwBar);
695
696 DPRINTF("hCard: %lu\n", cr->hCard);
697
698 #ifndef NO_WINDRVR
699 ret = (*ioctl_func) (fd, request, wdioctl);
700 #else
701 if (pport)
702 pport->close(cr->hCard);
703
704 pport = NULL;
705 #endif
706 }
707 break;
708
709 case EVENT_PULL:
710 DPRINTF("EVENT_PULL\n");
711 {
712 struct event *e = (struct event*)(wdheader->data);
713 #ifdef DEBUG
714 int i;
715
716 DPRINTF("handle: %lu, action: %lu, status: %lu, eventid: %lu, cardtype: %lx, kplug: %lu, options: %lu, dev: %lx:%lx, unique: %lu, ver: %lu, nummatch: %lu\n",
717 e->handle, e->dwAction, e->dwStatus,
718 e->dwEventId, e->dwCardType, e->hKernelPlugIn,
719 e->dwOptions, e->u.Usb.deviceId.dwVendorId,
720 e->u.Usb.deviceId.dwProductId,
721 e->u.Usb.dwUniqueID, e->dwEventVer,
722 e->dwNumMatchTables);
723
724 for (i = 0; i < e->dwNumMatchTables; i++)
725 DPRINTF("match: dev: %04x:%04x, class: %x, subclass: %x, intclass: %x, intsubclass: %x, intproto: %x\n",
726 e->matchTables[i].VendorId,
727 e->matchTables[i].ProductId,
728 e->matchTables[i].bDeviceClass,
729 e->matchTables[i].bDeviceSubClass,
730 e->matchTables[i].bInterfaceClass,
731 e->matchTables[i].bInterfaceSubClass,
732 e->matchTables[i].bInterfaceProtocol);
733 #endif
734
735 #ifndef NO_WINDRVR
736 ret = (*ioctl_func) (fd, request, wdioctl);
737 #else
738 if (usbdevice) {
739 struct usb_interface *interface = usbdevice->config->interface;
740
741 e->dwCardType = card_type;
742 e->dwAction = 1;
743 e->dwEventId = 109;
744 e->u.Usb.dwUniqueID = 110;
745 e->matchTables[0].VendorId = usbdevice->descriptor.idVendor;
746 e->matchTables[0].ProductId = usbdevice->descriptor.idProduct;
747 e->matchTables[0].bDeviceClass = usbdevice->descriptor.bDeviceClass;
748 e->matchTables[0].bDeviceSubClass = usbdevice->descriptor.bDeviceSubClass;
749 e->matchTables[0].bInterfaceClass = interface->altsetting[0].bInterfaceClass;
750 e->matchTables[0].bInterfaceSubClass = interface->altsetting[0].bInterfaceSubClass;
751 e->matchTables[0].bInterfaceProtocol = interface->altsetting[0].bInterfaceProtocol;
752 }
753 #endif
754
755 #ifdef DEBUG
756 DPRINTF("handle: %lu, action: %lu, status: %lu, eventid: %lu, cardtype: %lx, kplug: %lu, options: %lu, dev: %lx:%lx, unique: %lu, ver: %lu, nummatch: %lu\n",
757 e->handle, e->dwAction, e->dwStatus,
758 e->dwEventId, e->dwCardType, e->hKernelPlugIn,
759 e->dwOptions, e->u.Usb.deviceId.dwVendorId,
760 e->u.Usb.deviceId.dwProductId,
761 e->u.Usb.dwUniqueID, e->dwEventVer,
762 e->dwNumMatchTables);
763
764 for (i = 0; i < e->dwNumMatchTables; i++)
765 DPRINTF("match: dev: %04x:%04x, class: %x, subclass: %x, intclass: %x, intsubclass: %x, intproto: %x\n",
766 e->matchTables[i].VendorId,
767 e->matchTables[i].ProductId,
768 e->matchTables[i].bDeviceClass,
769 e->matchTables[i].bDeviceSubClass,
770 e->matchTables[i].bInterfaceClass,
771 e->matchTables[i].bInterfaceSubClass,
772 e->matchTables[i].bInterfaceProtocol);
773 #endif
774
775 }
776 break;
777
778 default:
779 fprintf(stderr,"!!!Unsupported IOCTL: %x!!!\n", request);
780 #ifndef NO_WINDRVR
781 ret = (*ioctl_func) (fd, request, wdioctl);
782 #endif
783 break;
784 }
785
786 return ret;
787 }
788
789 int ioctl(int fd, unsigned long int request, ...) {
790 va_list args;
791 void *argp;
792 int ret;
793
794 if (!ioctl_func)
795 ioctl_func = (int (*) (int, int, void *)) dlsym (RTLD_NEXT, "ioctl");
796
797 va_start (args, request);
798 argp = va_arg (args, void *);
799 va_end (args);
800
801 if (fd == windrvrfd)
802 ret = do_wdioctl(fd, request, argp);
803 else
804 ret = (*ioctl_func) (fd, request, argp);
805
806 return ret;
807 }
808
809 int open (const char *pathname, int flags, ...) {
810 static int (*func) (const char *, int, mode_t) = NULL;
811 mode_t mode = 0;
812 va_list args;
813 int fd;
814
815 if (!func)
816 func = (int (*) (const char *, int, mode_t)) dlsym (RTLD_NEXT, "open");
817
818 if (flags & O_CREAT) {
819 va_start(args, flags);
820 mode = va_arg(args, mode_t);
821 va_end(args);
822 }
823
824 if (!strcmp (pathname, "/dev/windrvr6")) {
825 DPRINTF("opening windrvr6\n");
826 #ifdef NO_WINDRVR
827 windrvrfd = fd = (*func) ("/dev/null", flags, mode);
828 #else
829 windrvrfd = fd = (*func) (pathname, flags, mode);
830 #endif
831 if (!busses) {
832 usb_init();
833 usb_find_busses();
834 usb_find_devices();
835
836 busses = usb_get_busses();
837 }
838
839 return fd;
840 }
841
842 return (*func) (pathname, flags, mode);
843 }
844
845 int close(int fd) {
846 static int (*func) (int) = NULL;
847
848 if (!func)
849 func = (int (*) (int)) dlsym(RTLD_NEXT, "close");
850
851 if (fd == windrvrfd && windrvrfd >= 0) {
852 DPRINTF("close windrvrfd\n");
853
854 if (usb_devhandle)
855 usb_close(usb_devhandle);
856
857 usb_devhandle = NULL;
858 usbinterface = -1;
859 windrvrfd = -1;
860 }
861
862 return (*func) (fd);
863 }
864
865 FILE *fopen(const char *path, const char *mode) {
866 FILE *ret;
867 static FILE* (*func) (const char*, const char*) = NULL;
868 char buf[256];
869 int i;
870
871 if (!func)
872 func = (FILE* (*) (const char*, const char*)) dlsym(RTLD_NEXT, "fopen");
873
874 for (i = 0; i < 4; i++) {
875 snprintf(buf, sizeof(buf), "/proc/sys/dev/parport/parport%d/base-addr", i);
876 if (!strcmp(path, buf)) {
877 DPRINTF("open base-addr of parport%d\n", i);
878 if (config_is_real_pport(i)) {
879 ret = (*func) (path, mode);
880 } else {
881 ret = (*func) ("/dev/null", mode);
882 }
883
884 if (ret) {
885 baseaddrfp = ret;
886 baseaddrnum = i;
887 }
888
889 return ret;
890 }
891 }
892
893 ret = (*func) (path, mode);
894
895 if (!strcmp(path, "/proc/modules")) {
896 DPRINTF("opening /proc/modules\n");
897 #ifdef NO_WINDRVR
898 modulesfp = ret;
899 modules_read = 0;
900 #endif
901 }
902
903 return ret;
904 }
905
906 char *fgets(char *s, int size, FILE *stream) {
907 static char* (*func) (char*, int, FILE*) = NULL;
908 const char modules[][256] = {"windrvr6 1 0 - Live 0xdeadbeef\n", "parport_pc 1 0 - Live 0xdeadbeef\n"};
909 char buf[256];
910 char *ret = NULL;
911
912
913 if (!func)
914 func = (char* (*) (char*, int, FILE*)) dlsym(RTLD_NEXT, "fgets");
915
916 if (modulesfp == stream) {
917 if (modules_read < sizeof(modules) / sizeof(modules[0])) {
918 strcpy(s, modules[modules_read]);
919 ret = s;
920 modules_read++;
921 }
922 } else if (baseaddrfp == stream) {
923 snprintf(s, sizeof(buf), "%d\t%d\n",
924 (baseaddrnum) * 0x10,
925 ((baseaddrnum) * 0x10) + 0x400);
926 ret = s;
927 } else {
928 ret = (*func)(s,size,stream);
929 }
930
931 return ret;
932 }
933
934 int fclose(FILE *fp) {
935 static int (*func) (FILE*) = NULL;
936
937 if (!func)
938 func = (int (*) (FILE*)) dlsym(RTLD_NEXT, "fclose");
939
940 if (fp == modulesfp) {
941 modulesfp = NULL;
942 }
943
944 if (fp == baseaddrfp) {
945 baseaddrfp = NULL;
946 }
947
948 return (*func)(fp);
949 }
950
951 int access(const char *pathname, int mode) {
952 static int (*func) (const char*, int);
953
954 if (!func)
955 func = (int (*) (const char*, int)) dlsym(RTLD_NEXT, "access");
956
957 if (pathname && !strcmp(pathname, "/dev/windrvr6")) {
958 return 0;
959 } else {
960 return (*func)(pathname, mode);
961 }
962 }
963
964 #if __WORDSIZE == 32
965 int uname (struct utsname *__name) {
966 static int (*func) (struct utsname*);
967 int ret;
968
969 if (!func)
970 func = (int (*) (struct utsname*)) dlsym(RTLD_NEXT, "uname");
971
972 ret = (*func)(__name);
973
974 if (ret == 0 && (!strcmp(__name->machine, "x86_64"))) {
975 strcpy(__name->machine, "i686");
976 }
977
978 return ret;
979 }
980 #endif
libusb/ppdev-connector for XILINX jtag tools (like impact)
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