From mboxrd@z Thu Jan 1 00:00:00 1970 From: pali.rohar@gmail.com (Pali =?utf-8?B?Um9ow6Fy?=) Date: Thu, 26 Nov 2015 10:07:39 +0100 Subject: [PATCH 5/5] arm: boot: store ATAGs structure into DT "/chosen/linux,atags" entry In-Reply-To: <56568849.5080103@gmail.com> References: <20150713131902.GH26485@atomide.com> <20151123144545.GD24147@pali> <20151125181644.GI2517@atomide.com> <17134653.86P3dFyQKK@wuerfel> <20151125210310.GT2517@atomide.com> <56568849.5080103@gmail.com> Message-ID: <20151126090739.GD14190@pali> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Wednesday 25 November 2015 20:19:21 Frank Rowand wrote: > > Or populate /proc/atags only for the ones that need it from machine > > specific init_early? > > This is circling back to the first comment from Russell King where > he suggested a legacy file for the N900 which calls save_atags(): > > Are the ATAGs at a fixed address on the N900? Can that be handled in > some kind of legacy file for the N900 which calls save_atags() on it, so > we don't end up introducing yet more stuff that we have to maintain into > the distant future? If not, what about copying a known working atag > structure into a legacy file for the N900? > > It seems to me that patches 1, 2, 4, and 5 could be replaced by this > approach. Hi Frank, in this case I will ask my question again: It is possible to read atags from that legacy file. And if yes how? I was not thinking about this approach because somebody in past wrote that this is not possible... -- Pali Roh?r pali.rohar at gmail.com