[LinuxBIOS] selection of compression algorithm

yhlu yinghailu at gmail.com
Thu May 25 06:51:37 CEST 2006


just let the the uncompress take more parameter for the properties
buf, and every cpu find the correct buffer in RAM in BSP should be
OK...because the RAM on first node is ready at that time.

YH



On 5/24/06, Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006 at gmx.net> wrote:
> yhlu wrote:
> > uncompress Code is shared because it is rom. and every CPU has its own
> > stack on its cache.
>
> So a decompressor is in ROM, reads from ROM, writes to RAM and has its
> stack in cache? Or do we uncompress to cache?
>
> How big is that cache? I can modify lzma to only need 6000 bytes stack
> and no additional memory allocations.
>
> Are reads from ROM special (alignment problems etc)? Can I treat stack
> like normal RAM?
>
> Regards,
> Carl-Daniel
> --
> http://www.hailfinger.org/
>




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