From: Arnout Vandecappelle <arnout@mind.be>
To: buildroot@busybox.net
Subject: [Buildroot] [PATCH] linux: use zImage by default on ARM
Date: Mon, 4 Apr 2016 22:40:16 +0200 [thread overview]
Message-ID: <5702D130.5090502@mind.be> (raw)
In-Reply-To: <CAJJ6jxu=KscT+V-fAiqo16E673tnk7Zo2j+=OaVqicQYQ4YVUg@mail.gmail.com>
On 04/04/16 19:57, Steve Calfee wrote:
> On Thu, Mar 31, 2016 at 12:34 PM, Thomas Petazzoni
> <thomas.petazzoni@free-electrons.com> wrote:
>> Since quite some time, the kernel and bootloader communities consider
>> zImage as the default format for kernel images on ARM, replacing
>> uImage. The load address information in uImage is no longer needed,
>> since the kernel is position-independent in terms of physical address,
>> except on a few old platforms. For most people, using zImage is simply
>> better/simpler, so let's switch to zImage as the default image format
>> on ARM.
>>
>> All defconfigs are updated: 46 defconfigs no longer need to select
>> explicitly zImage because it's the default, and 16 defconfigs now need
>> to explicitly select uImage because that's no longer the default.
>>
>> Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
>> ---
>
> Is this a good idea? Doesn't this break external configs that use
> uImage? Changing a default is a serious change.
A defconfig is not very reliable when updating buildroot, because defaults may
change. When updating buildroot, you should use a full config. This also tells
you which options are new for example.
Regards,
Arnout
--
Arnout Vandecappelle arnout at mind be
Senior Embedded Software Architect +32-16-286500
Essensium/Mind http://www.mind.be
G.Geenslaan 9, 3001 Leuven, Belgium BE 872 984 063 RPR Leuven
LinkedIn profile: http://www.linkedin.com/in/arnoutvandecappelle
GPG fingerprint: 7493 020B C7E3 8618 8DEC 222C 82EB F404 F9AC 0DDF
next prev parent reply other threads:[~2016-04-04 20:40 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-31 19:34 [Buildroot] [PATCH] linux: use zImage by default on ARM Thomas Petazzoni
2016-04-02 5:05 ` Matthew Weber
2016-04-04 9:49 ` Julien Boibessot
2016-04-04 17:57 ` Steve Calfee
2016-04-04 20:40 ` Arnout Vandecappelle [this message]
2016-04-04 20:50 ` Steve Calfee
2016-04-05 20:23 ` Peter Korsgaard
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