From: "H. Peter Anvin" <hpa@linux.intel.com>
To: Grant Likely <grant.likely@secretlab.ca>
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
x86@kernel.org, linux-kernel@vger.kernel.org,
sodaville@linutronix.de, Rob Landley <rob@landley.net>,
devicetree-discuss@lists.ozlabs.org
Subject: Re: [sodaville] [PATCH 02/11] x86: Add device tree support
Date: Mon, 03 Jan 2011 08:19:36 -0800 [thread overview]
Message-ID: <4D21F718.8010600@linux.intel.com> (raw)
In-Reply-To: <4D21F3DB.90504@linux.intel.com>
On 01/03/2011 08:05 AM, H. Peter Anvin wrote:
> On 12/30/2010 12:58 PM, Grant Likely wrote:
>>
>> Right, but in all of those cases a boot wrapper provides the same
>> functionality with better flexability, such as being able to provided
>> the dtb image(s) at install time instead of compile time.
>>
>
> Assuming the boot wrapper is written correctly. I have seen a number of
> cases in which it was not, and it being "already locked into firmware"
> and not changeable.
>
> It's a nice theory. And in theory, theory and practice agree.
>
By the way, this is the same reason we also allow the initramfs and even
the command line to be compiled in.
-hpa
next prev parent reply other threads:[~2011-01-03 16:19 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1290706801-7323-1-git-send-email-bigeasy@linutronix.de>
[not found] ` <1290706801-7323-1-git-send-email-bigeasy-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
2010-11-25 17:39 ` [PATCH 02/11] x86: Add device tree support Sebastian Andrzej Siewior
[not found] ` <1290706801-7323-3-git-send-email-bigeasy-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
2010-11-25 22:53 ` Sam Ravnborg
[not found] ` <20101125225337.GA21223-OoSGOWW0KRunlFQ6Q1D1Y0B+6BGkLq7r@public.gmane.org>
2010-11-26 9:06 ` Sebastian Andrzej Siewior
2010-11-26 21:42 ` Benjamin Herrenschmidt
2010-11-28 13:49 ` Sebastian Andrzej Siewior
[not found] ` <20101128134907.GA30784-Hfxr4Dq0UpYb1SvskN2V4Q@public.gmane.org>
2010-11-28 22:28 ` Benjamin Herrenschmidt
2010-12-30 8:26 ` Grant Likely
2010-12-30 8:45 ` Rob Landley
[not found] ` <AANLkTin2=T=v0ZNOpAGhwuM0i9Ts8Xr+kRtEJ95VGeOp-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2010-12-30 20:58 ` Grant Likely
2011-01-03 16:05 ` [sodaville] " H. Peter Anvin
2011-01-03 16:19 ` H. Peter Anvin [this message]
[not found] ` <4D21F718.8010600-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2011-01-03 17:52 ` Grant Likely
2011-01-03 18:06 ` H. Peter Anvin
[not found] ` <4D22103C.2080705-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2011-01-03 18:10 ` H. Peter Anvin
[not found] ` <20101230082654.GB11721-MrY2KI0G/OVr83L8+7iqerDks+cytr/Z@public.gmane.org>
2010-12-30 20:57 ` Grant Likely
2010-12-31 0:51 ` [sodaville] " H. Peter Anvin
2010-11-25 17:39 ` [PATCH 03/11] x86/dtb: Add a device tree for CE4100 Sebastian Andrzej Siewior
[not found] ` <1290706801-7323-4-git-send-email-bigeasy-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
2010-11-26 21:57 ` Benjamin Herrenschmidt
2010-11-28 16:04 ` Sebastian Andrzej Siewior
[not found] ` <20101128160449.GC30784-Hfxr4Dq0UpYb1SvskN2V4Q@public.gmane.org>
2010-11-28 22:53 ` Benjamin Herrenschmidt
2010-11-29 1:34 ` Mitch Bradley
2010-11-29 18:26 ` [sodaville] " H. Peter Anvin
2010-11-29 20:03 ` Benjamin Herrenschmidt
[not found] ` <4CF30327.9020408-D5eQfiDGL7eakBO8gow8eQ@public.gmane.org>
2010-11-29 19:44 ` Sebastian Andrzej Siewior
[not found] ` <4CF402AD.2060000-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
2010-12-02 0:40 ` David Gibson
2010-11-29 19:07 ` Scott Wood
2010-11-29 20:05 ` Benjamin Herrenschmidt
2010-11-29 20:32 ` Mitch Bradley
2010-11-29 23:42 ` Alan Cox
2010-11-30 21:18 ` [sodaville] " H. Peter Anvin
[not found] ` <4CF40DF4.9060204-D5eQfiDGL7eakBO8gow8eQ@public.gmane.org>
2010-11-29 20:44 ` Benjamin Herrenschmidt
2010-11-29 21:32 ` Mitch Bradley
2010-11-29 23:47 ` Alan Cox
[not found] ` <20101129234735.4ce3a933-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org>
2010-11-30 2:50 ` Benjamin Herrenschmidt
2010-11-30 11:20 ` Sebastian Andrzej Siewior
2010-11-30 11:51 ` Sebastian Andrzej Siewior
[not found] ` <4CF4E54D.5040403-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
2010-11-30 20:31 ` Benjamin Herrenschmidt
[not found] ` <20101129130720.7d060e1c-N/eSCTBpGwP7j4BuCOFQISmX4OfbXNuMKnGXBo5VDl8@public.gmane.org>
2010-11-29 23:58 ` David Gibson
2010-11-29 19:36 ` [sodaville] " Sebastian Andrzej Siewior
2010-11-29 20:14 ` Benjamin Herrenschmidt
2010-11-29 2:22 ` David Gibson
2010-11-25 17:39 ` [PATCH 04/11] x86/dtb: add irq host abstraction Sebastian Andrzej Siewior
2010-11-25 19:30 ` Jon Loeliger
[not found] ` <E1PLhWV-0004y7-44-CYoMK+44s/E@public.gmane.org>
2010-11-26 14:19 ` Sebastian Andrzej Siewior
[not found] ` <4CEFC1EC.7030507-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
2010-11-26 21:36 ` Benjamin Herrenschmidt
2010-12-01 10:31 ` [sodaville] " Sebastian Andrzej Siewior
2010-11-27 3:11 ` Jon Loeliger
2010-11-25 17:39 ` [PATCH 05/11] x86/dtb: add early parsing of APIC and IO APIC Sebastian Andrzej Siewior
2010-11-25 17:39 ` [PATCH 06/11] x86/dtb: add support hpet Sebastian Andrzej Siewior
2010-11-25 17:39 ` [PATCH 07/11] x86/dtb: add support for PCI devices backed by dtb nodes Sebastian Andrzej Siewior
[not found] ` <1290706801-7323-8-git-send-email-bigeasy-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
2010-11-27 22:33 ` Benjamin Herrenschmidt
2010-11-28 14:04 ` Sebastian Andrzej Siewior
[not found] ` <20101128140436.GB30784-Hfxr4Dq0UpYb1SvskN2V4Q@public.gmane.org>
2010-11-28 22:32 ` Benjamin Herrenschmidt
2010-12-02 16:17 ` Sebastian Andrzej Siewior
2010-11-25 17:39 ` [PATCH 08/11] x86/dtb: Add generic bus probe Sebastian Andrzej Siewior
2010-11-25 17:39 ` [PATCH 09/11] x86/ioapic: Add OF bindings for IO-APIC Sebastian Andrzej Siewior
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