QEMU fw_cfg: Add command to write back address of file

This command is similar to ADD_POINTER, but instead of patching
memory, it writes the pointer back to QEMU over the DMA interface.

Signed-off-by: Ben Warren <ben@skyportsystems.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
2 files changed
tree: aab9aea0312c006d026dfe484f9866ace07db8de
  1. docs/
  2. scripts/
  3. src/
  4. vgasrc/
  5. .gitignore
  6. COPYING
  7. COPYING.LESSER
  8. Makefile
  9. README