X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/usb-driver/blobdiff_plain/61e0de7a4b7ed1b2c7a700a3b3db10ffacba9acb..d377df04c9ee2d7e7fb94168b5e0a3df5e3152f5:/usb-driver.c

diff --git a/usb-driver.c b/usb-driver.c
index b230afa..1fcfae1 100644
--- a/usb-driver.c
+++ b/usb-driver.c
@@ -245,7 +245,7 @@ int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) {
 	switch(request & ~(0xc0000000)) {
 		case VERSION:
 			version = (struct version_struct*)(wdheader->data);
-			strcpy(version->version, "libusb-driver.so $Revision: 1.69 $");
+			strcpy(version->version, "libusb-driver.so version: " USB_DRIVER_VERSION);
 			version->versionul = 802;
 			DPRINTF("VERSION\n");
 			break;
@@ -466,6 +466,9 @@ int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) {
 			{
 				struct event *e = (struct event*)(wdheader->data);
 				struct usb_bus *bus;
+				char* device_num;
+				char* remainder;
+				int devnum = -1;
 				int i;
 
 				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",
@@ -477,6 +480,15 @@ int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) {
 				e->u.Usb.dwUniqueID, e->dwEventVer,
 				e->dwNumMatchTables);
 
+				device_num=getenv("XILINX_USB_DEVNUM");
+				if (device_num!=NULL) {
+					DPRINTF("XILINX_USB_BUS=%s\n",device_num);
+					devnum=strtol(device_num,&remainder,10);
+					if (device_num==remainder) /* no integer in env variable */
+						devnum=-1;
+				}
+
+
 				for (i = 0; i < e->dwNumMatchTables; i++) {
 
 					DPRINTF("match: dev: %04x:%04x, class: %x, subclass: %x, intclass: %x, intsubclass: %x, intproto: %x\n",
@@ -497,7 +509,8 @@ int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) {
 							if((desc->idVendor == e->matchTables[i].VendorId) &&
 							   (desc->idProduct == e->matchTables[i].ProductId) &&
 							   (desc->bDeviceClass == e->matchTables[i].bDeviceClass) &&
-							   (desc->bDeviceSubClass == e->matchTables[i].bDeviceSubClass)) {
+							   (desc->bDeviceSubClass == e->matchTables[i].bDeviceSubClass) &&
+							   ((devnum == -1) || (dev->devnum == devnum)) ) {
 								   int ac;
 								   for (ac = 0; ac < desc->bNumConfigurations; ac++) {
 									   struct usb_interface *interface = dev->config[ac].interface;
@@ -636,7 +649,10 @@ int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) {
 #ifndef NO_WINDRVR
 				ret = (*ioctl_func) (fd, request, wdioctl);
 #else
-				pport->close(cr->hCard);
+				if (pport)
+					pport->close(cr->hCard);
+
+				pport = NULL;
 #endif
 			}
 			break;
@@ -890,8 +906,8 @@ int access(const char *pathname, int mode) {
 
 	if (!func)
 		func = (int (*) (const char*, int)) dlsym(RTLD_NEXT, "access");
-	
-	if (!strcmp(pathname, "/dev/windrvr6")) {
+
+	if (pathname && !strcmp(pathname, "/dev/windrvr6")) {
 		return 0;
 	} else {
 		return (*func)(pathname, mode);