From: Scott Wood <scottwood@freescale.com>
To: Kumar Gala <galak@kernel.crashing.org>
Cc: linuxppc-dev@ozlabs.org, paulus@samba.org
Subject: Re: [PATCH] bootwrapper: cuboot-83xx: Exclude upper 1MB from heap.
Date: Fri, 27 Apr 2007 11:38:37 -0500 [thread overview]
Message-ID: <4632270D.6010907@freescale.com> (raw)
In-Reply-To: <22D52AA1-3719-4532-B1CD-D45BB6834843@kernel.crashing.org>
Kumar Gala wrote:
>
> On Apr 26, 2007, at 12:19 PM, Scott Wood wrote:
>
>> The uppermost part of memory is where u-boot puts the stack, so don't
>> include that in the heap. It's not currently causing problems, as the
>> current code allocates from the bottom of the heap, but this will keep
>> things from potentially breaking if a future implementation were to
>> allocate from the top.
>
>
> Why does it matter where u-boot puts it stack? Once control is handed
> over I'd expect it not to matter.
The bootwrapper uses the stack provided by u-boot (unless the platform
requests otherwise).
-Scott
prev parent reply other threads:[~2007-04-27 16:38 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-04-26 17:19 [PATCH] bootwrapper: cuboot-83xx: Exclude upper 1MB from heap Scott Wood
2007-04-27 14:22 ` Kumar Gala
2007-04-27 16:38 ` Scott Wood [this message]
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