Launch script for my windows gaming VM

win7_run

sudo qemu-system-x86_64 \
    -machine q35 `# Chipset` \
    -cpu host,kvm=off `# Emulate host CPU features but mask kvm flag` \
    -smp sockets=1,cores=4,threads=2 `# Set cpu layout` \
    -enable-kvm `# Enable kvm for performance > 0` \
    -rtc base=localtime `# Ensure that windows gets the correct timezone` \
    -drive if=pflash,format=raw,readonly,file=firmware/OVMF_CODE-with-csm.fd `# UEFI rom image` \
    -drive if=pflash,format=raw,file=firmware/OVMF_VARS-with-csm-win7.fd `# EFI vars` \
    -m 16384 `# RAM` \
    -drive file=win7.img,format=raw,index=0,media=disk `# Main disk image` \
    -drive file=/dev/sda,format=raw,media=disk `# Pass through SSD for games and stuff` \
    -device vfio-pci,host=01:00.0 `# Pass through GPU` \
    -device ich9-usb-uhci3,id=uhci `# Emulate USB uhci controller` \
    -device usb-ehci,id=ehci `# Emulate USB ehci controller` \
    -device nec-usb-xhci,id=xhci `# Emulate xhci controller` \
    -usb -usbdevice host:1b1c:0c0a `# Pass through my Corsair AIO pump` \
    -net nic -net bridge,br=br-vms `# Use qemu bridge helper for network` \
    -device vfio-pci,host=03:00.0 `# Pass through pysical PCIe USB 3.0 SS controller` \
    -device vfio-pci,host=06:00.0 `# Pass through Realtek ethernet controller because its iommu group is already passed through` \
    -nographic `# Don't try to spawn graphics on my shell` \
    -vga none `# Don't emulate any video devices` \
    -serial none `# Don't give me the serial port of the guest as stdout/-in`
    #-device virtio-blk-pci,drive=games -drive if=none,id=games,file=/dev/sda,format=raw # Virtio drive passthrough (windows driver doesn't work for me)
    #-vnc 127.0.0.1:0 `# Enable VNC because cactus` \