From mboxrd@z Thu Jan 1 00:00:00 1970 From: Russell King - ARM Linux Subject: Re: [PATCH 5/5] arm: boot: store ATAGs structure into DT "/chosen/linux,atags" entry Date: Sun, 29 Nov 2015 18:09:39 +0000 Message-ID: <20151129180939.GE30871@n2100.arm.linux.org.uk> References: <20150713131902.GH26485@atomide.com> <20151127132722.GA30871@n2100.arm.linux.org.uk> <20151127195148.GB30871@n2100.arm.linux.org.uk> <11537945.4HX4Y84tjV@wuerfel> <20151128123328.GC30871@n2100.arm.linux.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Nicolas Pitre Cc: Arnd Bergmann , linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Pali =?iso-8859-1?Q?Roh=E1r?= , "devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , Ivaylo Dimitrov , Laura Abbott , Tony Lindgren , Sebastian Reichel , Will Deacon , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Rob Herring , Pavel Machek , Grant Likely , linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Frank Rowand , Andreas =?iso-8859-1?Q?F=E4rber?= List-Id: devicetree@vger.kernel.org On Sat, Nov 28, 2015 at 12:34:23PM -0500, Nicolas Pitre wrote: > Good. And Arnd likes the idea too. So we might be converging at last > which is a good thing. I disagree with the idea that there is convergence. There might be convergence towards an idea, but... Here's a mail extract, from July 7th, from earlier in this very thread: Pali: > Me: > > Are the ATAGs at a fixed address on the N900? > > Yes, in board-rx51.c is: > > .atag_offset = 0x100 > > and Nokia Bootloader (proprietary) store them to that address. > > > 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? > > > > I already asked question if it is possible to read ATAGs from DT booted > kernel. And somebody (do not remember who) wrote to ML, that it is not > possible and it can be done in that uncompress code. So you're converging on an idea that has already been rejected. That's not a good thing, IMHO. -- FTTC broadband for 0.8mile line: currently at 9.6Mbps down 400kbps up according to speedtest.net. -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html