diff options
Diffstat (limited to 'sys/dev/usb/uhci.c')
| -rw-r--r-- | sys/dev/usb/uhci.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/sys/dev/usb/uhci.c b/sys/dev/usb/uhci.c index 92fd1af..3e5be72 100644 --- a/sys/dev/usb/uhci.c +++ b/sys/dev/usb/uhci.c @@ -1401,7 +1401,10 @@ uhci_alloc_std_chain(upipe, sc, len, rd, shortok, dma, sp, ep) return (USBD_NOMEM); } p->link.std = lastp; - p->td.td_link = LE(lastlink); + if (lastlink == UHCI_PTR_T) + p->td.td_link = LE(lastlink); + else + p->td.td_link = LE(lastlink|UHCI_PTR_VF); lastp = p; lastlink = p->physaddr; p->td.td_status = LE(status); @@ -1846,7 +1849,7 @@ uhci_device_request(xfer) return (err); next = data; dataend->link.std = stat; - dataend->td.td_link = LE(stat->physaddr); + dataend->td.td_link = LE(stat->physaddr|UHCI_PTR_VF); } else { next = stat; } @@ -1855,7 +1858,7 @@ uhci_device_request(xfer) memcpy(KERNADDR(&upipe->u.ctl.reqdma), req, sizeof *req); setup->link.std = next; - setup->td.td_link = LE(next->physaddr); + setup->td.td_link = LE(next->physaddr|UHCI_PTR_VF); setup->td.td_status = LE(UHCI_TD_SET_ERRCNT(3) | ls | UHCI_TD_ACTIVE); setup->td.td_token = LE(UHCI_TD_SETUP(sizeof *req, endpt, addr)); setup->td.td_buffer = LE(DMAADDR(&upipe->u.ctl.reqdma)); |
