jackcartersmith/xilinx-usb-driver
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support for multiple USB cables by Mondrian Nuessle <nuessle@uni-mannheim.de>

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This commit is contained in:
Michael Gernoth 2007-08-24 11:19:50 +02:00
parent 4c7a69cb77
commit d377df04c9
1 changed files with 14 additions and 1 deletions
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15
usb-driver.c
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@ -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;