Re: Firmware compression

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

On Sun, May 04, 2008 at 03:53:03PM +0100, Andrew Doran wrote:
> We have a meg or two of firmware images in the i386 GENERIC kernel, which is
> insane. I was thinking of adding a function that would use kmem_alloc+zlib
> to decompress images, and another to optionally free the decompressed image.
> It would probably also be good to add a simple program under dev/microcode
> to take a blob and spit out a compressed array in a C file.

Maybe we could decompress it directly to DMA-safe memory ?
I guess in the general case, the firmware is going to be loaded
though DMA by the target system, isn't it ?

-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--