linux-kernel - Re: [PATCH 1/1] AArch64: TCR_TG1_64K incorrectly sets TCR

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Message-ID: <1396475058.32040.10.camel@joe-AO722>
Date:	Wed, 02 Apr 2014 14:44:18 -0700
From:	Joe Perches <joe@...ches.com>
To:	Catalin Marinas <catalin.marinas@....com>
Cc:	Joe Sylve <joe.sylve@...il.com>, Will Deacon <Will.Deacon@....com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/1] AArch64: TCR_TG1_64K incorrectly sets TCR_EL1 bits
 [31:30]

On Wed, 2014-04-02 at 18:07 +0100, Catalin Marinas wrote:
> On Wed, Apr 02, 2014 at 01:38:44PM +0100, Catalin Marinas wrote:
> > On Wed, Apr 02, 2014 at 05:00:38AM +0100, Joe Sylve wrote:
> > > Section D7.2.83 TCR_EL1, Translation Control Register (EL1) of the
> > > latest ARM Architecture Reference Manual, ARMv8, for ARMv8-A states
> > > that TCR_EL1 TG1 (bits [31:30]) should be set to 11 for a 64KB
> > > TTBR1_EL1 granule size. The mainline 3.14 kernel incorrectly sets
> > > those bits to 01 (which is a 16KB granule size).

trivia:

I think the subject title should be arm64


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