> Hi,
>
> On Tue, Jun 27, 2000 at 01:10:09PM -0400, Jeff Garzik wrote:
>
> > Like it or not, there is a need to be able to handle very large,
> > contiguous allocations of physical memory. Frame grabbers and 3D
> > drivers both currently use either the "bigphysarea" patch which will
> > never make it into the kernel, or simply use "mem=XX" to reserve some
> > RAM for other applications.
>
> 3D now goes through the AGP GART more often than not, so it's no
> longer a problem.
>
> One idea kicked around a while ago was to extend the zoned allocator
> to include multiple 16MB or smaller zones. Being able to restrict the
> upper zones to only pagable memory would make allocation of large
> chunks like that a lot easier. But with GART, the need is a lot less
> anyway, and drivers which need more can still allocate at boot time.
>
> Yes, I know that there's still a demand for post-boottime large mem,
> say for PCI 3D, but that demand is a lot smaller than it was and
> shrinking daily...
Once linux supports multihead this problem is going to come back since
most motherboards have only one AGP slot. Every few have 2. For my system
I have 4 video cards in it and only one is AGP. The problem will really go
away when their are motherboards with 4 or 5 AGP slots.
Q: Why did they deprecate a.out support in linux?
A: Because a nasty coff is bad for your elf.
James Simmons [jsimmons@linux-fbdev.org] ____/|
fbdev/console/gfx developer \ o.O|
http://www.linux-fbdev.org =(_)=
http://linuxgfx.sourceforge.net U
http://linuxconsole.sourceforge.net
>
> Cheers,
> Stephen
>
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