From: linux@arm.linux.org.uk (Russell King - ARM Linux)
To: linux-arm-kernel@lists.infradead.org
Subject: Start symbol for an compressed kernel
Date: Sat, 17 Aug 2013 14:57:51 +0100 [thread overview]
Message-ID: <20130817135751.GL23006@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <CANEcUBX8TNvTTbTP9+uLEeHNez_ofCfkFrduRA=WVaWxA6njBQ@mail.gmail.com>
On Sat, Aug 17, 2013 at 09:56:14PM +0800, zhaobin xv wrote:
> 2013/8/17 Russell King - ARM Linux <linux@arm.linux.org.uk>:
> > On Sat, Aug 17, 2013 at 07:39:46PM +0800, zhaobin xv wrote:
> >> how to find Start symbol for an compressed kernel for arm
> >
> > The start address of a compressed kernel is the first byte of the image.
> >
> > Symbolically, that is 'start', which is a non-global symbol. However,
> > this symbol is useless since it normally is zero, because the entire
> > image is relocatable and therefore built for address zero.
> >
> > However, it is normal to load the image not at address zero.
>
> why do U define ENTRY(_start)?
> Is _start the Start symbol?
> how to explain _start
There is no _start symbol in the compressed kernel.
next prev parent reply other threads:[~2013-08-17 13:57 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-17 11:39 Start symbol for an compressed kernel zhaobin xv
2013-08-17 13:48 ` Russell King - ARM Linux
2013-08-17 13:56 ` zhaobin xv
2013-08-17 13:57 ` Russell King - ARM Linux [this message]
2013-08-17 14:03 ` zhaobin xv
2013-08-17 14:16 ` Russell King - ARM Linux
2013-08-17 14:12 ` Alexander Shiyan
2013-08-17 14:19 ` Russell King - ARM Linux
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