From 6c824eefbf159c311111716b85c64e42d5fd5940 Mon Sep 17 00:00:00 2001 From: hselasky Date: Fri, 24 Jan 2014 08:15:21 +0000 Subject: MFC r258545: Comply to the XHCI specification. Certain input context fields should always be zero. --- sys/dev/usb/controller/xhci.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'sys/dev/usb/controller/xhci.c') diff --git a/sys/dev/usb/controller/xhci.c b/sys/dev/usb/controller/xhci.c index 5bcf509..c7e4ab9 100644 --- a/sys/dev/usb/controller/xhci.c +++ b/sys/dev/usb/controller/xhci.c @@ -2614,7 +2614,11 @@ xhci_configure_device(struct usb_device *udev) xhci_ctx_set_le32(sc, &pinp->ctx_slot.dwSctx2, temp); - temp = XHCI_SCTX_3_DEV_ADDR_SET(udev->address) | + /* + * These fields should be initialized to zero, according to + * XHCI section 6.2.2 - slot context: + */ + temp = XHCI_SCTX_3_DEV_ADDR_SET(0) | XHCI_SCTX_3_SLOT_STATE_SET(0); xhci_ctx_set_le32(sc, &pinp->ctx_slot.dwSctx3, temp); -- cgit v1.1