From: will.deacon@arm.com (Will Deacon)
To: linux-arm-kernel@lists.infradead.org
Subject: kernel decompressor problem for ARMv7
Date: Fri, 5 Jul 2013 10:57:57 +0100 [thread overview]
Message-ID: <20130705095757.GA13063@mudshark.cambridge.arm.com> (raw)
In-Reply-To: <CAF1ivSakn8-HiAf+4_cLRWUUTDP9QBKpAt+hVQoMyAmKZ2-dJA@mail.gmail.com>
On Fri, Jul 05, 2013 at 09:44:12AM +0100, Lin Ming wrote:
> Hi all,
Hello,
> I'm porting BSP code from v2.6.36 to v3.10 kernel. It's ARMv7 processor.
Which specific processor/SoC?
> But decompressor doesn't work. With a lot of debug, I finally find
> below 2 commits related.
> Kernel uncompress OK with these commits reverted.
>
> dbece45: ARM: 7501/1: decompressor: reset ttbcr for VMSA ARMv7 cores
> (Introduced in v3.6-rc6)
>
> 5010192: ARM: 7583/1: decompressor: Enable unaligned memory access for
> v6 and above
> (Introduced in v3.7-rc8)
>
> Any hint to fix it?
There's not really enough information to go on here. What specifically
fails? Also, do you have to revert *both* of the above changes to get things
working again?
Cheers,
Will
next prev parent reply other threads:[~2013-07-05 9:57 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-05 8:44 kernel decompressor problem for ARMv7 Lin Ming
2013-07-05 9:57 ` Will Deacon [this message]
2013-07-05 16:30 ` Nicolas Pitre
2013-07-05 16:58 ` Lin Ming
2013-07-08 2:27 ` Lin Ming
2013-07-09 1:09 ` Lin Ming
2013-07-09 7:39 ` Nicolas Pitre
2013-07-09 7:53 ` Lin Ming
2013-07-09 8:05 ` Will Deacon
2013-07-09 8:21 ` Lin Ming
2013-07-05 16:52 ` Lin Ming
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