[vbox-dev] Graphic device?

Frank Mehnert Frank.Mehnert at Sun.COM
Thu Dec 18 08:44:57 GMT 2008


On Thursday 18 December 2008, Jun Koi wrote:
> I am wondering why VB doesnt use the original video devices from QEMU
> (cirrus, vmware, vga), but it has its own PCI video device? What are
> the differences with QEMU video devices?

Our VGA device is based on the Qemu code but we improved the performance.
In contrast to Qemu, VirtualBox knows a so-called 'raw mode', that is,
as many code as possible is executed in the guest context. Even parts of
the device emulation (including VGA).

Kind regards,

Dr.-Ing. Frank Mehnert    Sun Microsystems    http://www.sun.com/
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