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

Ward Vandewege ward at gnu.org
Mon Mar 10 17:39:09 CET 2008

Hi Ronald,

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 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.
> Signed-off-by: Ronald Hoogenboom <hoogenboom30 at zonnet.nl>

I've tested this on real hardware. It works - I can boot a 1MB image from a
2MB spi/soic chip, whereas without the patch the system does not boot with an
image > 512KB. As far as I'm concerned:

Acked-by: Ward Vandewege <ward at gnu.org>

Let's see if we can get another ack before we commit though.


Ward Vandewege <ward at fsf.org>
Free Software Foundation - Senior System Administrator

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