这是99%的USB记忆棒使用的经典仅批量传输协议。此示例显示它连接到 XHCI USB 控制器,并具有由原始格式磁盘映像支持的驱动器:qemu-system-x86_64 [...] \ -drive if=none,id=stick,format=raw,file=/path/to/file.img \ -device nec-usb-xhci,id=xhci \ -device usb-storage,bus=xhci.0,drive=stick ...
--device qemu-xhci: 虚拟xhci设备 --serial telnet:localhost:4321,server,nowait: 这样在host端可以通过 telnet localhost 4321连接到虚拟机的串口 GDB里面设置断点在 hw/usb/hcd-xhci.c里面的函数 xhci_cap_read(),当虚拟机访问xhci capability寄存器时,就会触发这个断点,通过看函数栈可以找到很多信息 窗口二:虚...
拟写一个钻研Qemu的连载,事情起因是这样的。 UPWORK上接到一个任务,某品牌USB3.2的高清摄像头在QEMU建立的虚拟机下没有图像。 从打开UVCVideo模块的Trace信息,发现UVC buffer bit error;到USB抓包发现端口状态异常;到打开xhci的tracepoint;最后来到了Qemu的usb hcd xhci的实现上。 Qemu的xhci实现实际上是模拟了一...
开发名称的可能设备包括:-machineusb=on-device-usbdevicemouse-deviceqemu-xhci-deviceusb-mousebraille盲文设备。这将使用BrlAPI在真实或假设备上显示盲文输出(即它还在USB设备旁边自动创建相应的chardev)。brailleusb-braillekeyboard标准 USB 键盘。将覆盖 PS/2 键盘(如果存在)。mouse虚拟鼠标。激活后,这将覆盖 PS/2...
-device qemu-xhci \ -device usb-kbd \ -device usb-mouse \ -device virtio-scsi-pci,id=scsi0 \ -driveif=none,format=raw,file=/work/openEuler-22.03-LTS-aarch64-dvd.iso,id=cd0 \ -device scsi-cd,bus=scsi0.0,lun=0,drive=cd0 \ ...
{"driver":"qemu-xhci","p2":15,"p3":15,"id":"usb","bus":"pci.3","addr":"0x0"} -device {"driver":"virtio-serial-pci","id":"virtio-serial0","bus":"pci.4","addr":"0x0"} -blockdev {"driver":"file","filename":"/vm/will1_sda.qcow2","node-name":"libvirt-2-...
-device qemu-xhci,id=xhci ^ -device usb-kbd -device usb-tablet -k en-us ^ -nic user,model=virtio-net-pci,hostfwd=tcp::2222-:22,hostfwd=tcp::8000-:80,hostfwd=tcp::8080-:8080,hostfwd=tcp::8888-:8888,hostfwd=tcp::9090-:9090,hostfwd=tcp::9000-:9000 ...
(s); fdt_add_usb_xhci_nodes(s); fdt_add_sd_nodes(s); fdt_add_rtc_node(s); fdt_add_cpu_nodes(s, psci_conduit); fdt_add_clk_node(s, "/clk125", 125000000, s->phandle.clk_125Mhz); fdt_add_clk_node(s, "/clk25", 25000000, s->phandle.clk_25Mhz); /* Make the APU cpu...
``-device qemu-xhci`` can be used instead on machines with PCI. ERST DEF("usbdevice", HAS_ARG, QEMU_OPTION_usbdevice, "-usbdevice name add the host or guest USB device 'name'\n", QEMU_ARCH_ALL) SRST ``-usbdevice devname`` ...
``-device qemu-xhci`` can be used instead on machines with PCI. ERST DEF("usbdevice", HAS_ARG, QEMU_OPTION_usbdevice, "-usbdevice name add the host or guest USB device 'name'\n", QEMU_ARCH_ALL) SRST ``-usbdevice devname`` ...