Anton Kochkov (anton.kochkov@gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/1553
-gerrit
commit 802b1c8a14574dabcf81f0ba09efb1dd8f7c1636 Author: Anton Kochkov anton.kochkov@gmail.com Date: Tue Oct 2 00:04:29 2012 +0400
libpayload: fix for UHCI bulk transactions
Fixed masking to run QH shedule. Fixed final zero filled TD generation for UHCI bulk transaction.
Change-Id: I9c6ea34d132368922f2eeeaa7aadbbb6aac3e2b8 Signed-off-by: Anton Kochkov anton.kochkov@gmail.com --- payloads/libpayload/drivers/usb/uhci.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/payloads/libpayload/drivers/usb/uhci.c b/payloads/libpayload/drivers/usb/uhci.c index 635a8f1..6cc6b28 100644 --- a/payloads/libpayload/drivers/usb/uhci.c +++ b/payloads/libpayload/drivers/usb/uhci.c @@ -411,7 +411,7 @@ static int run_schedule (usbdev_t *dev, td_t *td) { UHCI_INST (dev->controller)->qh_data->elementlinkptr = - virt_to_phys (td) | ~(FLISTP_QH | FLISTP_TERMINATE); + virt_to_phys (td) & ~(FLISTP_QH | FLISTP_TERMINATE); td = wait_for_completed_qh (dev->controller, UHCI_INST (dev->controller)->qh_data); if (td == 0) { @@ -429,7 +429,7 @@ uhci_bulk (endpoint_t *ep, int size, u8 *data, int finalize) int maxpsize = ep->maxpacketsize; if (maxpsize == 0) fatal("MaxPacketSize == 0!!!"); - int numpackets = (size + maxpsize - 1 + finalize) / maxpsize; + int numpackets = (size + maxpsize - 1) / maxpsize + finalize; if (numpackets == 0) return 0; td_t *tds = create_schedule (numpackets);