[vbox-dev] VirtualBox - FreeBSD port status

Klaus Espenlaub Klaus.Espenlaub at Sun.COM
Mon Oct 6 18:32:44 GMT 2008


Since this pops up more and more frequently - a few bits of information:

You can forget about running VirtualBox in Linux compatibility mode. The 
driver won't work.

Also, solving the build problems is also a relatively minor issue - it's 
simply bit rot since none of the VirtualBox developers had time to look 
into FreeBSD for more than a year now.

The real problem is the FreeBSD kernel driver part of VirtualBox. That 
one is just partially done and was never working. Usually 
loading+unloading (without running a VM) already caused a kernel panic. 
So this is actually where the most work needs to be done - and that 
requires intimate knowledge of the FreeBSD kernel. Like reliably 
allocating a particular physical page and other unusual things.

If you have that sort of knowledge, you're encouraged to contact us on 
#vbox (freenode). Note that we don't have enough resources to mentor

Klaus




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