[coreboot] Embedding VSA in a LAR

Jordan Crouse jordan.crouse at amd.com
Thu Jan 24 17:19:45 CET 2008


On 24/01/08 17:15 +0100, Carl-Daniel Hailfinger wrote:
> On 24.01.2008 17:02, ron minnich wrote:
> > On Jan 24, 2008 6:34 AM, Carl-Daniel Hailfinger
> >   
> >> What about compression of the VSA?
> >>     
> >
> > On v3, we have the 'use compression' option in the Kconfig dialog.
> > Long term, I intend to use the same compression for vsa that we use
> > for everything else, and to decompress it as is done in v2, but use
> > whatever compression the rest of coreboot is using.
> >
> > For now, I'm going to run it from ROM. Yes, it will be slower.
> >   
> 
> No problem. Just be careful because most VSAs you can download from
> somewhere are either gzip or nrv2b compressed.

The code is nrv2b compressed and padded, and the whole thing is 
then gzipped and put on the website (don't ask me why we're gziping an 
already mostly compressed blob).  Buildrom or wget usually does the right
thing in that case.

> 
> Regards,
> Carl-Daniel
> 
> 

-- 
Jordan Crouse
Systems Software Development Engineer 
Advanced Micro Devices, Inc.






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