[coreboot] [patch] SST25VF016B (2MB) flash on m57sli (IT8716F).

Peter Stuge peter at stuge.se
Mon Mar 10 13:19:51 CET 2008


Hi,

On Mon, Mar 10, 2008 at 09:05:39AM +0100, Ronald Hoogenboom wrote:
> I've prepared a patch for r3129 WITH the definition of the static
> function..

This is a great achievement, but I really miss more discussion of
what was neccessary to do.


> This patch allows direct out-of-SPI-flash boot of a Linux kernel. It
> circumvents the 512KB limitation in the IT8716f superio of memory
> mapping an SPI flash device by using a PIO method for reading the
> data.
> Limitation: no nrv2b support.

Please explain further. Why would a new reading method affect any
compression methods?

Not until I actually looked at the patch was there any mention of
adding a "chunked" LZMA mode, and that was only in your (C) notice.

What does this patch do, exactly, and how do your new bits work?


//Peter




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