[SeaBIOS] [PATCH] mark VBE mapping as reserved in e820

Gerd Hoffmann kraxel at redhat.com
Mon Jan 25 13:15:24 CET 2010

On 01/25/10 12:03, Izik Eidus wrote:
> On Mon, 25 Jan 2010 10:26:24 +0100
> Gerd Hoffmann<kraxel at redhat.com>  wrote:
>> On 01/24/10 01:18, Izik Eidus wrote:
>>> For example spice start the system with the isa device and then only when
>>> there is a driver it move into the QXL device.
>> Hmm, /me thinks this is a very bad idea.  IMHO the std vga memory should
>> be a normal PCI bar of the QXL device.  Then you don't have this sort of
>> problems in the first place ...
> Hi, It would be nice to use pci memory even for the "vga mode" of spice,
> But right now itwill require us to use 2 pci devices -
> one for the std-vga and one for the qxl, or there is a way to do
> this without using the secoend pci device?

Make qxl look like a standard pci vga?  i.e. class vga, have a rom bar 
for the bios, have a memory bar for the lfb.  Additionally a second 
memory bar which is used as command/data fifo in spice mode.


More information about the SeaBIOS mailing list