Re: [Qemu-discuss] external usb flash drive support on qemu virtualization

[Narcis Garcia]

You can use this command at Qemu's console in runtime:
usb_add host:090c:1000


El 20/10/16 a les 17:10, Kumar Girish ha escrit:
> Hi All,
> 
> I have analysed my code and added the usb configuration while spawning the 
> guest CMM. Unfortunately still the usb is not visible.
> Could you please help me on this. 
> I added this config   "-usb -usbdevice host:090c:1000 " . you can see in the 
> last but one line  
> Following is my config
> 
> /bin/qemu-system-x86_64 -aos cmm -smp 2 -m 3072 -aosimage 
> /flash/working/Mos.img -device virtio-prestera --enable-kvm -machine 
> accel=kvm -qmp tcp:127.0.0.1:11364,server,nowait -netdev 
> type=tap,id=eth0,ifname=tun0cmm,script=no,downscript=no  -device 
> virtio-net-pci,netdev=eth0,mac=2c:fa:a2:0a:29:46  -netdev 
> type=tap,id=eth1,ifname=tun1cmm,script=no,downscript=no  -device 
> virtio-net-pci,netdev=eth1,mac=00:0a:1e:11:11:f8  -netdev 
> type=tap,id=eth2,ifname=tun2cmm,script=no,downscript=no  -device 
> virtio-net-pci,netdev=eth2  -netdev 
> type=tap,id=eth3,ifname=tun3cmm,script=no,downscript=no  -device 
> virtio-net-pci,netdev=eth3,mac=00:0a:1e:11:11:f8 -netdev 
> type=tap,id=eth4,ifname=tun4cmm,script=no,downscript=no  -device 
> virtio-net-pci,netdev=eth4 -nographic -pidfile /CMMGuestPid -append -usb 
> -usbdevice host:090c:1000  "console=ttyS0 empipaddr=172.17.2.189 
> empnetmask=255.255.255.0 empgateway=172.17.2.254 medora_early.ALU_VMSlotNum=0 
> medora_early.ALU_VMPrimaryA=1 medora_early.ALU_VMIsCmm=1"
> 
> Have few questions please clarify.
> 
> 1. Is it possible to add usb configuration once the guest is UP. That is 
> dynamically adding the usb configuration 
> 
> 2. Once the configuration is done,  should I unplug and plug the usb flash 
> stick (pendrive)
> 
> 3. does lsusb show usb devices at guest also 
> 
> Regards,
> Girish
>