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Date: Thu, 28 Feb 2019 15:51:40 +0000 From: Flavio Suligoi <f.suligoi@...m.it> To: Andrew Lunn <andrew@...n.ch> CC: Jeff Kirsher <jeffrey.t.kirsher@...el.com>, "David S . Miller" <davem@...emloft.net>, "intel-wired-lan@...ts.osuosl.org" <intel-wired-lan@...ts.osuosl.org>, "netdev@...r.kernel.org" <netdev@...r.kernel.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org> Subject: Re: [PATCH v3] net: e1000e: add MAC address kernel cmd line parameter > -----Original Message----- > From: Andrew Lunn <andrew@...n.ch> > Sent: giovedì 28 febbraio 2019 16:33 > To: Flavio Suligoi <f.suligoi@...m.it> > Cc: Jeff Kirsher <jeffrey.t.kirsher@...el.com>; David S . Miller > <davem@...emloft.net>; intel-wired-lan@...ts.osuosl.org; > netdev@...r.kernel.org; linux-kernel@...r.kernel.org > Subject: Re: [PATCH v3] net: e1000e: add MAC address kernel cmd line > parameter > > On Thu, Feb 28, 2019 at 02:52:31PM +0100, Flavio Suligoi wrote: > > Sometimes, in some embedded systems boards (i.e. ARM boards), > > the NVM eeprom is not mounted, to save cost and space. > > > > In this case it is necessary to bypass the NVM management > > and directly force the MAC address using a kernel command-line > > parameter (macaddr). > > Hi Flavio > > Why not use device tree, since this is an ARM platform? Hi Andrew, we produce a lot of boards and we have to change the MAC address, from u-boot, for every board. So I must save in the u-boot environment (SPI NOR flash) the MAC address for every board. Flavio > > Andrew
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