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The buffer start and end phys addresses should be 0x0 for an OHCI zero length

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packet, this fixes LS/FS devices on the Gateworks 2348 XScale board.

Reviewed by:	HPS
This commit is contained in:
Andrew Thompson 2009-03-27 16:56:01 +00:00
parent 02e06d99e6
commit b3e9a2aaac
1 changed files with 5 additions and 2 deletions
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7
sys/dev/usb/controller/ohci.c
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@ -1350,9 +1350,12 @@ restart:
temp->td_flags &= ~htole32(OHCI_TD_TOGGLE_MASK);
if (average == 0) {
/*
* The buffer start and end phys addresses should be
* 0x0 for a zero length packet.
*/
td->td_cbp = 0;
td->td_be = ~0;
td->td_be = 0;
td->len = 0;
} else {