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From: slash.tmp@free.fr (Mason)
To: linux-arm-kernel@lists.infradead.org
Subject: ARCH_MULTIPLATFORM + ARM_APPENDED_DTB + custom boot-loader
Date: Thu, 26 Nov 2015 18:34:12 +0100	[thread overview]
Message-ID: <56574294.1070100@free.fr> (raw)
In-Reply-To: <20151126171440.GD8644@n2100.arm.linux.org.uk>

On 26/11/2015 18:14, Russell King - ARM Linux wrote:

> On Thu, Nov 26, 2015 at 06:10:06PM +0100, Mason wrote:
>
>> Question: can a DT be appended to an Image, or does it have to be
>> appended to a zImage?
> 
> The code to deal with it is part of the zImage.
> 
>> Can a zImage be uncompressed or compressed with a null compressor?
> 
> Why?

To minimize the time required to boot on a slow emulator? :-)

> The format of both Image and zImage are mostly identical - you should
> be able to use either with a boot loader wanting a binary image -
> provided things are setup how the kernel wants.  However, as you
> need the appended DT support, you must use zImage.

Thanks. LZ4 is the fastest decompressor, right?

Regards.

  reply	other threads:[~2015-11-26 17:34 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-11-26 16:53 ARCH_MULTIPLATFORM + ARM_APPENDED_DTB + custom boot-loader Mason
2015-11-26 17:10 ` Mason
2015-11-26 17:14   ` Russell King - ARM Linux
2015-11-26 17:34     ` Mason [this message]
2015-11-26 17:18   ` Nicolas Pitre

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