[Bug 218800] USB Keyboard Interrupts messing with VGA Output

bugzilla-noreply at freebsd.org bugzilla-noreply at freebsd.org
Sun Apr 23 09:27:35 UTC 2017


https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=218800

--- Comment #10 from Kyle <kylecook80 at gmail.com> ---
I set hw.usb.uhci.debug to 15 and watched the messages log. Below is what is
being printed ad infinitum.

Apr 23 09:24:27 freebsd kernel: uhci_interrupt: uhci_interrupt: host controller
halted
Apr 23 09:24:27 freebsd kernel: uhci_dumpregs: usbus6 regs: cmd=0080, sts=0020,
intr=000f, frnum=0417, flbase=10b3305c, sof=0040, portsc1=0080, portsc2=0080
Apr 23 09:24:27 freebsd kernel: uhci_dump_qh: QH(0xfffffe0665934000) at
0x10b34002: h_next=0x10b35002 e_next=0x00000001
Apr 23 09:24:27 freebsd kernel: uhci_dump_qh: QH(0xfffffe0665935000) at
0x10b35002: h_next=0x10b36002 e_next=0x00000001
Apr 23 09:24:27 freebsd kernel: uhci_dump_qh: QH(0xfffffe0665936000) at
0x10b36002: h_next=0x10b37002 e_next=0x00000001
Apr 23 09:24:27 freebsd kernel: uhci_dump_qh: QH(0xfffffe0665937000) at
0x10b37002: h_next=0x00000001 e_next=0x10b38000

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