Re: [RFC] Online firmware upgrade in non-embedded systems

From: Alexander Clouter
Date: Tue Sep 28 2010 - 15:08:29 EST


In gmane.linux.kernel Ben Hutchings <bhutchings@xxxxxxxxxxxxxx> wrote:
>
> Currently the sfc network driver is optionally combined with an MTD
> driver (CONFIG_SFC_MTD) which exposes all upgradable firmware and
> configuration partitions in flash. This works nicely in kernels with
> MTD enabled, but since MTD is mainly used in embedded systems with
> on-board flash it is often disabled in distribution kernels and custom
> kernels alike. This leaves users of sfc unable to upgrade firmware
> without rebuilding the kernel or booting some other distribution. The
> lack of widespread MTD support is a regular cause of support requests.
>
----
ac56@proxy0:~$ uname -a
Linux proxy0 2.6.32-5-686 #1 SMP Wed Aug 25 14:28:12 UTC 2010 i686 GNU/Linux
ac56@proxy0:~$ cat /etc/debian_version
squeeze/sid
ac56@proxy0:~$ grep CONFIG_SFC_MTD /boot/config-2.6.32-5-686
CONFIG_SFC_MTD=y
ac56@proxy0:~$ grep '^CONFIG_MTD' /boot/config-2.6.32-5-686 | wc
72 72 1693
----

I tell them "use a real distribution".

Cheers

--
Alexander Clouter
.sigmonster says: BOFH excuse #119:
evil hackers from Serbia.

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