Re: [Qemu-devel] Anyone seeing huge slowdown launching qemu with Linux 2.6.35?

[Anthony Liguori]

On 08/04/2010 03:17 AM, Avi Kivity wrote:
> For playing games, there are three options:
> - existing fwcfg
> - fwcfg+dma
> - put roms in 4GB-2MB (or whatever we decide the flash size is) and 
> have the BIOS copy them
>
> Existing fwcfg is the least amount of work and probably satisfactory 
> for isapc.  fwcfg+dma is IMO going off a tangent.  High memory flash 
> is the most hardware-like solution, pretty easy from a qemu point of 
> view but requires more work.

The only trouble I see is that high memory isn't always available.  If 
it's a 32-bit PC and you've exhausted RAM space, then you're only left 
with the PCI hole and it's not clear to me if you can really pull out 
100mb of space there as an option ROM without breaking something.

Regards,

Anthony Liguori