[Bug 208959] UHCI interrupt storm with "uhci_interrupt: uhci_interrupt: host controller halted"

bugzilla-noreply at freebsd.org bugzilla-noreply at freebsd.org
Fri Apr 22 06:03:23 UTC 2016


https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=208959

--- Comment #3 from Hans Petter Selasky <hselasky at FreeBSD.org> ---
In sys/dev/usb/controller/uhci.c try to change:

        /* get acknowledge bits */
        status &= (UHCI_STS_USBINT |
            UHCI_STS_USBEI |
            UHCI_STS_RD |
            UHCI_STS_HSE |
            UHCI_STS_HCPE |
            UHCI_STS_HCH);

Into:

        /* get acknowledge bits */
        status &= (UHCI_STS_USBINT |
            UHCI_STS_USBEI |
            UHCI_STS_RD |
            UHCI_STS_HSE |
            UHCI_STS_HCPE);

I'm not sure if it helps.

--HPS

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