From: sboyd@codeaurora.org (Stephen Boyd)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: zImage: ensure header in LE format for BE8 kernels
Date: Wed, 18 Jun 2014 11:22:54 -0700 [thread overview]
Message-ID: <53A1D8FE.6030404@codeaurora.org> (raw)
In-Reply-To: <CAGa+x86DfDjQG8gN2-x7Kapt2ipsYt879R4OK6JWGoaT93VVig@mail.gmail.com>
On 06/18/14 11:21, Kevin Hilman wrote:
> On Wed, Jun 18, 2014 at 11:14 AM, Stephen Boyd <sboyd@codeaurora.org> wrote:
>> On 06/18/14 10:55, Kevin Hilman wrote:
>>> All of that to say, with this patch applied, I need a new (and
>>> reliable) way to determine the endianness of a kernel just by looking
>>> at the zImage. Recommendations welcome.
>> Assuming that you have the .config configured to be built into the
>> kernel you could use extract-ikconfig
>>
>> $ ./scripts/extract-ikconfig zImage | grep CONFIG_CPU_ENDIAN_BE8
> Unfortunately, I can't rely on having that built in since I want the
> boot tools to be as generic as possible.
>
>
Yeah ok. Perhaps you can look for the 'setend be' instruction right
after the magic values instead.
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
hosted by The Linux Foundation
WARNING: multiple messages have this Message-ID (diff)
From: Stephen Boyd <sboyd@codeaurora.org>
To: Kevin Hilman <khilman@linaro.org>
Cc: Taras Kondratiuk <taras.kondratiuk@linaro.org>,
Thomas Petazzoni <thomas.petazzoni@free-electrons.com>,
Russell King <linux@arm.linux.org.uk>,
Jason Cooper <jason@lakedaemon.net>,
Victor Kamensky <victor.kamensky@linaro.org>,
Nico Pitre <nico@fluxnic.net>,
LKML <linux-kernel@vger.kernel.org>,
Ben Dooks <ben.dooks@codethink.co.uk>,
Olof Johansson <olof@lixom.net>,
Linaro Networking <linaro-networking@linaro.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH] ARM: zImage: ensure header in LE format for BE8 kernels
Date: Wed, 18 Jun 2014 11:22:54 -0700 [thread overview]
Message-ID: <53A1D8FE.6030404@codeaurora.org> (raw)
In-Reply-To: <CAGa+x86DfDjQG8gN2-x7Kapt2ipsYt879R4OK6JWGoaT93VVig@mail.gmail.com>
On 06/18/14 11:21, Kevin Hilman wrote:
> On Wed, Jun 18, 2014 at 11:14 AM, Stephen Boyd <sboyd@codeaurora.org> wrote:
>> On 06/18/14 10:55, Kevin Hilman wrote:
>>> All of that to say, with this patch applied, I need a new (and
>>> reliable) way to determine the endianness of a kernel just by looking
>>> at the zImage. Recommendations welcome.
>> Assuming that you have the .config configured to be built into the
>> kernel you could use extract-ikconfig
>>
>> $ ./scripts/extract-ikconfig zImage | grep CONFIG_CPU_ENDIAN_BE8
> Unfortunately, I can't rely on having that built in since I want the
> boot tools to be as generic as possible.
>
>
Yeah ok. Perhaps you can look for the 'setend be' instruction right
after the magic values instead.
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
hosted by The Linux Foundation
next prev parent reply other threads:[~2014-06-18 18:22 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-10 16:27 [PATCH] ARM: zImage: ensure header in LE format for BE8 kernels Taras Kondratiuk
2014-04-10 16:27 ` Taras Kondratiuk
2014-04-10 17:03 ` Nicolas Pitre
2014-04-10 17:03 ` Nicolas Pitre
2014-06-17 14:29 ` Russell King - ARM Linux
2014-06-17 14:29 ` Russell King - ARM Linux
2014-06-17 16:07 ` Nicolas Pitre
2014-06-17 16:07 ` Nicolas Pitre
2014-06-18 17:55 ` Kevin Hilman
2014-06-18 17:55 ` Kevin Hilman
2014-06-18 18:14 ` Stephen Boyd
2014-06-18 18:14 ` Stephen Boyd
2014-06-18 18:21 ` Kevin Hilman
2014-06-18 18:21 ` Kevin Hilman
2014-06-18 18:22 ` Stephen Boyd [this message]
2014-06-18 18:22 ` Stephen Boyd
2014-06-18 19:01 ` Kevin Hilman
2014-06-18 19:01 ` Kevin Hilman
2014-06-18 21:35 ` Nicolas Pitre
2014-06-18 21:35 ` Nicolas Pitre
2014-06-19 18:27 ` Kevin Hilman
2014-06-19 18:27 ` Kevin Hilman
2014-06-19 20:32 ` Nicolas Pitre
2014-06-19 20:32 ` Nicolas Pitre
2014-06-19 20:57 ` Kevin Hilman
2014-06-19 20:57 ` Kevin Hilman
2014-06-19 21:49 ` Nicolas Pitre
2014-06-19 21:49 ` Nicolas Pitre
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