[vbox-dev] Shared memory driver (PV-like)

ramshankar venkataraman ramshankar.venkataraman at oracle.com
Tue Feb 11 13:45:17 UTC 2014

I'm not certain what exactly you require, but perhaps what you want is 
something along the lines of HGCM and HGSMI (Host-Guest Shared Memory 
Interface)? If so, take a look at src/VBox/GuestHost/HGSMI/


On 30/01/2014 17:59, Karoline Haus wrote:
> Hi I was wondering if there was a shared memory driver that I can use 
> to talk between guest and host OS? Basically I'm looking for something 
> like a para-virtualized driver that other virtualization solutions 
> use. I haven't found anything like that in the VBox documentation. 
> Does such a driver exists? Basically I want to be able to communicate 
> between guest and host but not use any standard mechanisms like 
> networking. Thanks for any pointers!
> Karoline
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