CFI: major/minor number check?

Lennert Buytenhek buytenh at
Fri Nov 7 03:15:02 EST 2008

On Wed, Oct 29, 2008 at 04:50:05PM +0100, Jens Gehrlein wrote:

> Why does the MTD driver check the major and minor version
> in the CFI primary extended table of AMD Flashes?
> We have a Samsung K8P2815UQB NOR-Flash supporting AMD
> command set 0x2, but returns Major.Minor = 0.0
> Thus, the kernel does not accept the device by reporting
> "Unknown Amd/Fujitsu Extended Query version 0.0."

I don't know the answer to this question, but I noticed that the
"SAMSUNG SAMSUNG_FID_K8D6316T" (as found in the Linksys wrt350n v2
router) also trips this version number check.

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