From: Russell King - ARM Linux <linux@arm.linux.org.uk>
To: "Pali Rohár" <pali.rohar@gmail.com>
Cc: Rob Herring <robherring2@gmail.com>,
Santosh Shilimkar <santosh.shilimkar@ti.com>,
Will Deacon <will.deacon@arm.com>,
Ivaylo Dimitrov <ivo.g.dimitrov.75@gmail.com>,
Sebastian Reichel <sre@debian.org>, Pavel Machek <pavel@ucw.cz>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH] ARM: /proc/cpuinfo: Use DT machine name when possible
Date: Wed, 18 Jun 2014 21:00:54 +0100 [thread overview]
Message-ID: <20140618200053.GK32514@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <201406182122.29623@pali>
On Wed, Jun 18, 2014 at 09:22:29PM +0200, Pali Rohár wrote:
> So without this patch DT migration for Nokia N900 cannot be done
> without breaking userspace - which is not acceptable...
>
> Also I still did not know why DT kernel does not report Revision
> number which is passed by bootloader via atags. Any idea?
It was a concious decision by the DT people to exclude most of the ATAGs
which provide that information. Only memory information and command line
ATAGs are merged into DT. Every other tag is ignored (as there's no
place for it in DT.)
--
FTTC broadband for 0.8mile line: now at 9.7Mbps down 460kbps up... slowly
improving, and getting towards what was expected from it.
WARNING: multiple messages have this Message-ID (diff)
From: linux@arm.linux.org.uk (Russell King - ARM Linux)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: /proc/cpuinfo: Use DT machine name when possible
Date: Wed, 18 Jun 2014 21:00:54 +0100 [thread overview]
Message-ID: <20140618200053.GK32514@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <201406182122.29623@pali>
On Wed, Jun 18, 2014 at 09:22:29PM +0200, Pali Roh?r wrote:
> So without this patch DT migration for Nokia N900 cannot be done
> without breaking userspace - which is not acceptable...
>
> Also I still did not know why DT kernel does not report Revision
> number which is passed by bootloader via atags. Any idea?
It was a concious decision by the DT people to exclude most of the ATAGs
which provide that information. Only memory information and command line
ATAGs are merged into DT. Every other tag is ignored (as there's no
place for it in DT.)
--
FTTC broadband for 0.8mile line: now at 9.7Mbps down 460kbps up... slowly
improving, and getting towards what was expected from it.
next prev parent reply other threads:[~2014-06-18 20:01 UTC|newest]
Thread overview: 197+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-18 16:54 [PATCH] ARM: /proc/cpuinfo: Use DT machine name when possible Pali Rohár
2014-06-18 16:54 ` Pali Rohár
2014-06-18 19:01 ` Russell King - ARM Linux
2014-06-18 19:01 ` Russell King - ARM Linux
2014-06-18 19:09 ` Pali Rohár
2014-06-18 19:09 ` Pali Rohár
2014-06-18 19:59 ` Russell King - ARM Linux
2014-06-18 19:59 ` Russell King - ARM Linux
2014-06-19 8:21 ` Pavel Machek
2014-06-19 8:21 ` Pavel Machek
2014-07-11 19:31 ` Pavel Machek
2014-07-11 19:31 ` Pavel Machek
2014-06-18 19:07 ` Rob Herring
2014-06-18 19:07 ` Rob Herring
2014-06-18 19:22 ` Pali Rohár
2014-06-18 19:22 ` Pali Rohár
2014-06-18 20:00 ` Russell King - ARM Linux [this message]
2014-06-18 20:00 ` Russell King - ARM Linux
2014-06-18 20:20 ` Pali Rohár
2014-06-18 20:20 ` Pali Rohár
2014-06-18 21:53 ` Fabio Estevam
2014-06-18 21:53 ` Fabio Estevam
2014-11-24 22:16 ` Pali Rohár
2014-11-24 22:16 ` Pali Rohár
2014-06-18 20:46 ` Rob Herring
2014-06-18 20:46 ` Rob Herring
2014-06-18 21:47 ` Russell King - ARM Linux
2014-06-18 21:47 ` Russell King - ARM Linux
2014-06-18 22:27 ` Rob Herring
2014-06-18 22:27 ` Rob Herring
2014-06-18 23:07 ` Russell King - ARM Linux
2014-06-18 23:07 ` Russell King - ARM Linux
2014-11-24 22:19 ` Pali Rohár
2014-11-24 22:19 ` Pali Rohár
2014-12-04 0:33 ` Rob Herring
2014-12-04 0:33 ` Rob Herring
2014-12-04 0:48 ` Pali Rohár
2014-12-04 0:48 ` Pali Rohár
2014-12-04 16:49 ` Rob Herring
2014-12-04 16:49 ` Rob Herring
2014-12-04 17:57 ` Pali Rohár
2014-12-04 17:57 ` Pali Rohár
2014-12-04 18:10 ` Rob Herring
2014-12-04 18:10 ` Rob Herring
2015-01-26 19:09 ` [PATCH] ARM: /proc/cpuinfo: DT: Add support for Revision Pali Rohár
2015-01-26 19:09 ` Pali Rohár
2015-01-26 20:22 ` Rob Herring
2015-01-26 20:22 ` Rob Herring
2015-01-30 14:14 ` Pali Rohár
2015-01-30 14:14 ` Pali Rohár
2015-01-30 21:03 ` Rob Herring
2015-01-30 21:03 ` Rob Herring
2015-02-27 15:45 ` Pali Rohár
2015-02-27 15:45 ` Pali Rohár
2015-02-27 15:55 ` [PATCH v2 0/2] " Pali Rohár
2015-02-27 15:55 ` Pali Rohár
2015-02-27 15:55 ` [PATCH v2 1/2] arm: devtree: Set system_rev from DT revision Pali Rohár
2015-02-27 15:55 ` Pali Rohár
2015-02-27 15:55 ` [PATCH v2 2/2] arm: boot: convert ATAG_REVISION to DT revision field Pali Rohár
2015-02-27 15:55 ` Pali Rohár
2015-03-02 11:28 ` [PATCH v2 0/2] ARM: /proc/cpuinfo: DT: Add support for Revision Pavel Machek
2015-03-02 11:28 ` Pavel Machek
2015-03-16 15:44 ` Tony Lindgren
2015-03-16 15:44 ` Tony Lindgren
2015-03-16 16:14 ` Russell King - ARM Linux
2015-03-16 16:14 ` Russell King - ARM Linux
2015-03-16 16:43 ` Nicolas Pitre
2015-03-16 16:43 ` Nicolas Pitre
2015-03-16 19:21 ` Russell King - ARM Linux
2015-03-16 19:21 ` Russell King - ARM Linux
2015-03-16 18:10 ` Tony Lindgren
2015-03-16 18:10 ` Tony Lindgren
2015-03-16 19:59 ` Russell King - ARM Linux
2015-03-16 19:59 ` Russell King - ARM Linux
2015-03-16 20:54 ` Pali Rohár
2015-03-16 20:54 ` Pali Rohár
2015-03-16 20:59 ` Tony Lindgren
2015-03-16 20:59 ` Tony Lindgren
2015-01-26 22:34 ` [PATCH] " Andreas Färber
2015-01-26 22:34 ` Andreas Färber
2015-02-27 15:56 ` Pali Rohár
2015-02-27 15:56 ` Pali Rohár
2015-01-26 19:16 ` [PATCH] ARM: /proc/atags: Export also for DT Pali Rohár
2015-01-26 19:16 ` Pali Rohár
2015-01-26 20:33 ` Rob Herring
2015-01-26 20:33 ` Rob Herring
2015-01-27 13:21 ` Pavel Machek
2015-01-27 13:21 ` Pavel Machek
2015-01-27 14:16 ` Rob Herring
2015-01-27 14:16 ` Rob Herring
2015-01-27 14:24 ` Pavel Machek
2015-01-27 14:24 ` Pavel Machek
2015-01-27 14:32 ` Pali Rohár
2015-01-27 14:32 ` Pali Rohár
2015-01-27 17:48 ` Russell King - ARM Linux
2015-01-27 17:48 ` Russell King - ARM Linux
2015-01-27 20:03 ` Nicolas Pitre
2015-01-27 20:03 ` Nicolas Pitre
2015-01-27 21:09 ` Russell King - ARM Linux
2015-01-27 21:09 ` Russell King - ARM Linux
2015-01-27 21:34 ` Nicolas Pitre
2015-01-27 21:34 ` Nicolas Pitre
2015-01-27 21:58 ` Nicolas Pitre
2015-01-27 21:58 ` Nicolas Pitre
2015-01-27 22:33 ` Russell King - ARM Linux
2015-01-27 22:33 ` Russell King - ARM Linux
2015-01-28 2:07 ` Nicolas Pitre
2015-01-28 2:07 ` Nicolas Pitre
2015-01-28 6:21 ` Jean-Christophe PLAGNIOL-VILLARD
2015-01-28 6:21 ` Jean-Christophe PLAGNIOL-VILLARD
2015-01-28 7:19 ` Pavel Machek
2015-01-28 7:19 ` Pavel Machek
2015-01-28 8:06 ` Jean-Christophe PLAGNIOL-VILLARD
2015-01-28 8:06 ` Jean-Christophe PLAGNIOL-VILLARD
2015-01-28 8:25 ` Pavel Machek
2015-01-28 8:25 ` Pavel Machek
2015-01-28 7:18 ` Pavel Machek
2015-01-28 7:18 ` Pavel Machek
2015-01-28 13:38 ` Pali Rohár
2015-01-28 13:38 ` Pali Rohár
2015-01-27 23:10 ` Pavel Machek
2015-01-27 23:10 ` Pavel Machek
2015-01-28 0:50 ` Tony Lindgren
2015-01-28 0:50 ` Tony Lindgren
2015-01-28 13:58 ` Pali Rohár
2015-01-28 13:58 ` Pali Rohár
2015-01-28 14:33 ` Nicolas Pitre
2015-01-28 15:39 ` Tony Lindgren
2015-01-28 15:39 ` Tony Lindgren
2015-01-28 15:47 ` Pali Rohár
2015-01-28 15:47 ` Pali Rohár
2015-01-28 15:48 ` Tony Lindgren
2015-01-28 15:48 ` Tony Lindgren
2015-01-28 16:31 ` Jason Cooper
2015-01-28 16:31 ` Jason Cooper
2015-01-28 15:57 ` Rob Herring
2015-01-28 15:57 ` Rob Herring
2015-01-28 16:13 ` Russell King - ARM Linux
2015-01-28 16:13 ` Russell King - ARM Linux
2015-01-28 16:19 ` Will Deacon
2015-01-28 16:19 ` Will Deacon
2015-01-28 17:01 ` Russell King - ARM Linux
2015-01-28 17:01 ` Russell King - ARM Linux
2015-01-28 17:29 ` Russell King - ARM Linux
2015-01-28 17:29 ` Russell King - ARM Linux
2015-01-28 17:18 ` Pali Rohár
2015-01-28 17:18 ` Pali Rohár
2015-01-28 18:00 ` Jean-Christophe PLAGNIOL-VILLARD
2015-01-28 18:00 ` Jean-Christophe PLAGNIOL-VILLARD
2015-01-28 19:33 ` Pali Rohár
2015-01-28 19:33 ` Pali Rohár
2015-01-28 18:03 ` Pavel Machek
2015-01-28 18:03 ` Pavel Machek
2015-01-28 19:27 ` Arnd Bergmann
2015-01-28 19:27 ` Arnd Bergmann
2015-01-28 14:46 ` Jean-Christophe PLAGNIOL-VILLARD
2015-01-28 14:46 ` Jean-Christophe PLAGNIOL-VILLARD
2015-01-27 19:40 ` Nicolas Pitre
2015-01-27 19:40 ` Nicolas Pitre
2015-01-26 20:37 ` Russell King - ARM Linux
2015-01-26 20:37 ` Russell King - ARM Linux
2015-01-26 20:44 ` Pali Rohár
2015-01-26 20:44 ` Pali Rohár
2014-12-04 19:00 ` [PATCH] ARM: /proc/cpuinfo: Use DT machine name when possible Pali Rohár
2014-12-04 19:00 ` Pali Rohár
2014-12-04 10:59 ` Russell King - ARM Linux
2014-12-04 10:59 ` Russell King - ARM Linux
2014-06-18 21:10 ` Aaro Koskinen
2014-06-18 21:10 ` Aaro Koskinen
2014-07-11 19:28 ` Pavel Machek
2014-07-11 19:28 ` Pavel Machek
2014-11-24 22:21 ` Pali Rohár
2014-11-24 22:21 ` Pali Rohár
2014-09-05 11:38 ` Pali Rohár
2014-09-05 11:38 ` Pali Rohár
2014-09-05 12:13 ` Russell King - ARM Linux
2014-09-05 12:13 ` Russell King - ARM Linux
2014-09-10 12:46 ` Pavel Machek
2014-09-10 12:46 ` Pavel Machek
2014-11-24 22:23 ` Pali Rohár
2014-11-24 22:23 ` Pali Rohár
2014-09-05 13:45 ` Mark Rutland
2014-09-05 13:45 ` Mark Rutland
2014-09-05 13:52 ` Pali Rohár
2014-09-05 13:52 ` Pali Rohár
2014-09-05 13:58 ` Mark Rutland
2014-09-05 13:58 ` Mark Rutland
2014-11-24 22:25 ` Pali Rohár
2014-11-24 22:25 ` Pali Rohár
2014-09-05 13:58 ` Fabio Estevam
2014-09-05 13:58 ` Fabio Estevam
2014-11-24 22:27 ` Pali Rohár
2014-11-24 22:27 ` Pali Rohár
2014-09-06 15:34 ` Andreas Färber
2014-09-06 15:34 ` Andreas Färber
2014-11-24 22:29 ` Pali Rohár
2014-11-24 22:29 ` Pali Rohár
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