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-rw-r--r--system/virtualbox/README9
1 files changed, 7 insertions, 2 deletions
diff --git a/system/virtualbox/README b/system/virtualbox/README
index 283c5faba6f71..f8a9c427e89ac 100644
--- a/system/virtualbox/README
+++ b/system/virtualbox/README
@@ -17,8 +17,13 @@ require gsoap as optional dependency.
If you want to build the java bindings, pass JAVA=yes to the script.
This will require jdk as optional dependency.
+On x86_64, this by default builds without software virtualization. This
+means you need hardware virtualization in order to run 32bit guests on
+64bit hosts. To enable software virtualization, pass
+SOFTWARE_VIRTUALIZATION=yes to the script. Note that this will require
+a compiler that can generate 32bit code, and thus will not build on a
+stock x86_64 system. This switch has no effect on x86 systems.
+
If you want to attach VirtualBox to a VDE network you will need vde2.
See README.SLACKWARE for some setup notes.
-
-NOTE: This will not build on a stock x86_64 system.