lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Date:   Tue, 13 Oct 2020 10:20:26 +0200
From:   Ezra Buehler <ezra@...yb.ch>
To:     Thomas Petazzoni <thomas.petazzoni@...tlin.com>
Cc:     netdev@...r.kernel.org, Stefan Roese <sr@...x.de>,
        linux-arm-kernel@...ts.infradead.org, u-boot@...ts.denx.de
Subject: Re: Linux mvneta driver unable to read MAC address from HW

Hi Thomas,

On 13 Oct 2020, at 08:35, Thomas Petazzoni <thomas.petazzoni@...tlin.com> wrote:
> I suspect you have the mvneta driver as a module ? If this is the case,
> then indeed, the MAC address is lost because Linux turns of all unused
> clocks at the end of the boot. When the driver is built-in, there is a
> driver adding a reference to the clock before all unused clocks are
> disabled. When the driver is compiled as a module, this does not
> happen. So indeed, the correct solution here is to have U-Boot pass the
> MAC address in the Device Tree.

Yes, you are right, the driver is compiled as module. This explains
everything, thank you very much for the clarification.

Have a nice day!

Cheers,
Ezra.

Powered by blists - more mailing lists