Add support for virtio-9p file sharing

To avoid the need for packaging files as a disk image, add a new flag to
run_qemu.sh which will share a folder with the QEMU-emulated VM. Folders
are shared as read only.

Test: ./build/aarch64/run_qemu.sh -D tag:path
Change-Id: I885f91f3764c481b2c284d97c882e86af3b3dc11
1 file changed
tree: 1a4e4b46c4a6c474d318b3c8b5eb6cb4a54f637a
  1. aarch64/
  2. crosvm/
  3. cuttlefish/
  4. kvm-unit-tests/
  5. common.inc
  6. Makefile