Re: [RFC] [PATCH] Device Tree on ARM platform
From: Timur Tabi
Date: Wed May 27 2009 - 16:30:38 EST
David Miller wrote:
> It depends. Some devices have EEPROM's that store the permanently
> assigned MAC address, some have NVRAM for this, and yet other's put it
> into the PCI ROM.
Well, I specifically said "isn't already programmed in the hardware". I wasn't talking about just the NIC.
> Some platforms that have real OF device trees often do not put the
> permanent MAC address into the EEPROM or NVRAM even if it is
> customary to do so on a particular device. The MAC has to be
> obtained from the OF device tree.
Sorry, you're not answering my question. I asked what do drivers do when the MAC address is not in the OF tree, and it is not programmed in hardware (any hardware).
Linux kernel developer at Freescale
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