-The following points clarify the QEMU licenses:
+The QEMU distribution includes both the QEMU emulator and
+various firmware files. These are separate programs that are
+distributed together for our users' convenience, and they have
+separate licenses.
-1) The QEMU virtual CPU core library (libqemu.a) and the QEMU PC
- system emulator are released under the GNU Lesser General Public
- License.
+The following points clarify the license of the QEMU emulator:
-2) The Linux user mode QEMU emulator is released under the GNU General
- Public License.
+1) The QEMU emulator as a whole is released under the GNU General
+Public License, version 2.
-3) The QEMU Accelerator Module is a proprietary product. It is
- available without charge. Commercial use of the QEMU Accelerator
- Module is allowed.
-
- Redistribution of the QEMU Accelerator Module: any person or
- organisation wishing to distribute it, for example on a CD or as a
- binary or source package, must have an explicit authorization from
- the author.
+2) Parts of the QEMU emulator have specific licenses which are compatible
+with the GNU General Public License, version 2. Hence each source file
+contains its own licensing information. Source files with no licensing
+information are released under the GNU General Public License, version
+2 or (at your option) any later version.
- The QEMU Accelerator Module is available without any express or
- implied warranty. In no event will the author be held liable for
- any damages arising from the use of this software.
+As of July 2013, contributions under version 2 of the GNU General Public
+License (and no later version) are only accepted for the following files
+or directories: bsd-user/, linux-user/, hw/vfio/, hw/xen/xen_pt*.
-4) QEMU is a trademark of Fabrice Bellard.
+3) The Tiny Code Generator (TCG) is mostly under the BSD or MIT licenses;
+ but some parts may be GPLv2 or other licenses. Again, see the
+ specific licensing information in each source file.
+4) QEMU is a trademark of Fabrice Bellard.
-Fabrice Bellard.
\ No newline at end of file
+Fabrice Bellard and the QEMU team