diff options
Diffstat (limited to 'hw/usb/hcd-uhci.c')
| -rw-r--r-- | hw/usb/hcd-uhci.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/hw/usb/hcd-uhci.c b/hw/usb/hcd-uhci.c index c7c878635..cdc8bc3fb 100644 --- a/hw/usb/hcd-uhci.c +++ b/hw/usb/hcd-uhci.c @@ -1000,6 +1000,9 @@ static void uhci_fill_queue(UHCIState *s, UHCI_TD *td) } assert(ret == TD_RESULT_ASYNC_START); assert(int_mask == 0); + if (ptd.ctrl & TD_CTRL_SPD) { + break; + } plink = ptd.link; } } @@ -1097,7 +1100,7 @@ static void uhci_process_frame(UHCIState *s) case TD_RESULT_ASYNC_START: trace_usb_uhci_td_async(curr_qh & ~0xf, link & ~0xf); - if (is_valid(td.link)) { + if (is_valid(td.link) && !(td.ctrl & TD_CTRL_SPD)) { uhci_fill_queue(s, &td); } link = curr_qh ? qh.link : td.link; |