dmesg with device plugged in I don't think system saw it. The usb 2.0 devices the log sees are all built in. maybe some kind of conflict issue with the 2 ports? Thanks On Sat, Aug 24, 2013 at 11:44 AM, Kevin Archer <kevin.archer88@xxxxxxxxx> wrote: > I have seen a power "flash" on the devices at startup then nothing. > usbmon for bus 1 gives no output what so ever. > doing the modprobe for dummy-irq irq=16 gives me the one extra line on dmesg > [] dummy-irq: registered for IRQ 16 > attaching lsusb output as well as the dmesg for the tests (nothing > installed during boot), finally I am will reboot with device installed > and post that dmesg output > > On Wed, Aug 21, 2013 at 11:13 AM, Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> wrote: >> On Tue, 20 Aug 2013, Kevin Archer wrote: >> >>> DMESG log from CONFIG_DUMMY_IRQ per your instructions >>> >>> [ 8561.353244] ath9k: ath9k: Driver unloaded >>> [ 8627.529948] ehci-pci 0000:00:1a.0: remove, state 1 >>> [ 8627.529961] ehci-pci 0000:00:1a.0: roothub graceful disconnect >>> [ 8627.529973] usb usb1: USB disconnect, device number 1 >>> [ 8627.529979] usb 1-1: USB disconnect, device number 2 >>> [ 8627.529984] usb 1-1.1: USB disconnect, device number 3 >>> [ 8627.529988] usb 1-1.1: unregistering device >>> [ 8627.529994] usb 1-1.1: unregistering interface 1-1.1:1.0 >>> [ 8627.530101] usb 1-1.1: unlink qh1-0e01/ffff880241e95180 start 0 [1/3 us] >>> [ 8627.530110] ehci-pci 0000:00:1a.0: shutdown urb ffff88023f922600 ep1in-intr >>> [ 8627.559559] usbhid 1-1.1:1.0: removing 0 minor >>> [ 8627.560402] usb 1-1.1: usb_disable_device nuking all URBs >>> [ 8627.561008] usb 1-1.2: USB disconnect, device number 4 >>> [ 8627.561022] usb 1-1.2: unregistering device >>> [ 8627.561034] usb 1-1.2: unregistering interface 1-1.2:1.0 >>> [ 8627.561432] usb 1-1.2: unlink qh1-0e01/ffff88023fe57500 start 0 [1/2 us] >>> [ 8627.561456] ehci-pci 0000:00:1a.0: shutdown urb ffff880243aceb40 ep1in-intr >>> [ 8627.563903] ehci-pci 0000:00:1a.0: shutdown urb ffff880243ace6c0 ep2in-bulk >>> [ 8627.563918] ehci-pci 0000:00:1a.0: shutdown urb ffff880243ace9c0 ep2in-bulk >>> [ 8627.564084] usb 1-1: clear tt buffer port 2, a4 ep2 t04048d80 >>> [ 8627.566562] usb 1-1.2: unregistering interface 1-1.2:1.1 >>> [ 8627.566715] usb 1-1.2: usb_disable_device nuking all URBs >>> [ 8627.566993] usb 1-1.3: USB disconnect, device number 5 >>> [ 8627.567003] usb 1-1.3: unregistering device >>> [ 8627.567011] usb 1-1.3: unregistering interface 1-1.3:1.0 >>> [ 8627.615764] usb 1-1.3: unregistering interface 1-1.3:1.1 >>> [ 8627.615844] usb 1-1.3: usb_disable_device nuking all URBs >>> [ 8627.616210] usb 1-1: unregistering device >>> [ 8627.616219] usb 1-1: unregistering interface 1-1:1.0 >>> [ 8627.616303] usb 1-1: unlink qh256-0001/ffff88023fb6e280 start 1 [1/0 us] >>> [ 8627.616327] ehci-pci 0000:00:1a.0: shutdown urb ffff88023fe9a240 ep1in-intr >>> [ 8627.618111] usb 1-1: usb_disable_device nuking all URBs >>> [ 8627.618990] usb usb1: unregistering device >>> [ 8627.619001] usb usb1: unregistering interface 1-0:1.0 >>> [ 8627.619100] ehci-pci 0000:00:1a.0: shutdown urb ffff88023fc0a300 ep1in-intr >>> [ 8627.619230] usb usb1: usb_disable_device nuking all URBs >>> [ 8627.619873] ehci-pci 0000:00:1a.0: stop >>> [ 8627.620405] ehci-pci 0000:00:1a.0: reset command 0010002 (park)=0 >>> ithresh=1 period=1024 Reset HALT >>> [ 8627.624708] ehci-pci 0000:00:1a.0: irq normal 193 err 3 iaa 90 (lost 0) >>> [ 8627.624719] ehci-pci 0000:00:1a.0: complete 195 unlink 8 >>> [ 8627.624732] ehci-pci 0000:00:1a.0: ehci_stop completed status 1000 Halt >>> [ 8627.624760] ehci-pci 0000:00:1a.0: USB bus 1 deregistered >>> [ 8652.756509] dummy-irq: registered for IRQ 16 >> >> And nothing more? Hmmm... >> >> What shows up if you do just the modprobe dummy-irq step (skip the >> rmmod and echo steps)? In particular, do any more "irq 16: nobody >> cared" messages show up? >> >> If they don't, does loading the dummy-irq module cause your USB-2 >> devices to start working again? >> >> Alan Stern >>
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demsg2.out
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