> > Message: 9 > Date: Wed, 30 Oct 2019 01:46:54 -0000 > From: John Canada <1850...@bugs.launchpad.net> > To: qemu-devel@nongnu.org > Subject: [Bug 1850570] [NEW] Cannot use usb-host on Mac OS > Message-ID: > < > 157240001496.28481.10507378472210680134.malone...@chaenomeles.canonical.com > > > > Content-Type: text/plain; charset="utf-8" > > Public bug reported: > > Usb-host will not work on Mac OS 10.15. Qemu runs, though it gives > these errors and the drive does not show up. Also, when Qemu is > starting the drive ejects and remounts twice. Qemu built with > ./configure --target-list=i386-softmmu,x86_64-softmmu --enable-sdl > --disable-cocoa --enable-sdl-image. > > qemu-system-i386 image.qcow -usb -device usb-kbd -device > usb-host,vendorid=0x0781,productid=0x5571 > libusb: error [darwin_claim_interface] USBInterfaceOpen: another process > has device opened for exclusive access > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] USBInterfaceOpen: another process > has device opened for exclusive access > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > > ** Affects: qemu > Importance: Undecided > Status: New > > -- > You received this bug notification because you are a member of qemu- > devel-ml, which is subscribed to QEMU. > https://bugs.launchpad.net/bugs/1850570 > > Title: > Cannot use usb-host on Mac OS > > Status in QEMU: > New > > Bug description: > Usb-host will not work on Mac OS 10.15. Qemu runs, though it gives > these errors and the drive does not show up. Also, when Qemu is > starting the drive ejects and remounts twice. Qemu built with > ./configure --target-list=i386-softmmu,x86_64-softmmu --enable-sdl > --disable-cocoa --enable-sdl-image. > > qemu-system-i386 image.qcow -usb -device usb-kbd -device > usb-host,vendorid=0x0781,productid=0x5571 > libusb: error [darwin_claim_interface] USBInterfaceOpen: another process > has device opened for exclusive access > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] USBInterfaceOpen: another process > has device opened for exclusive access > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > libusb: error [darwin_claim_interface] interface not found > > To manage notifications about this bug go to: > https://bugs.launchpad.net/qemu/+bug/1850570/+subscriptions > > > Have you tried running QEMU under root yet? I had a similar issue with accessing the optical drive on my computer until I ran QEMU like this:
sudo qemu-system-i386 ...
