linux-kernel - Re: [PATCH CFT] ARM:MSM: Enable ARM_PATCH_PHYS_VIRT and AUTO

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Message-ID: <20131209175751.GB15223@sonymobile.com>
Date:	Mon, 9 Dec 2013 09:57:51 -0800
From:	Courtney Cavin <courtney.cavin@...ymobile.com>
To:	panchaxari <panchaxari.prasannamurthy@...aro.org>
CC:	"linus.walleij@...aro.org" <linus.walleij@...aro.org>,
	"patches@...aro.org" <patches@...aro.org>,
	"linaro-kernel@...ts.linaro.org" <linaro-kernel@...ts.linaro.org>,
	David Brown <davidb@...eaurora.org>,
	Daniel Walker <dwalker@...o99.com>,
	Bryan Huntsman <bryanh@...eaurora.org>,
	Russell King <linux@....linux.org.uk>,
	"linux-arm-msm@...r.kernel.org" <linux-arm-msm@...r.kernel.org>,
	"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 CFT] ARM:MSM: Enable ARM_PATCH_PHYS_VIRT and
 AUTO_ZRELADDR default

On Mon, Dec 09, 2013 at 10:40:50AM +0100, panchaxari wrote:
> ARM_PATCH_PHYS_VIRT and AUTO_ZRELADDR have been enabled as default configs
> to MSM platform
> 
> Introduction of PHYS_VIRT config as default would enable phy-to-virt and
> virt-to-phy translation function at boot and module loading time
> and enforce dynamic reallocation of memory. AUTO_ZRELADDR config would
> enable calculation of kernel load address at run time.
> 
> PHYS_VIRT config is mutually exclusive to XIP_KERNEL, XIP_KERNEL is used in
> systems with NOR flash devices, and ZRELADDR config is mutually exclusive
> to ZBOOT_ROM.
> 
> CFT::Call For Testing
> 
> Requesting maintainers of MSM platforms to evaluate the changes on the board
> and comment, as I dont have the board for testing and also requesting an ACK
> 
> Signed-off-by: panchaxari <panchaxari.prasannamurthy@...aro.org>
> Cc: David Brown <davidb@...eaurora.org>
> Cc: Daniel Walker <dwalker@...o99.com>
> Cc: Bryan Huntsman <bryanh@...eaurora.org>
> Cc: Russell King <linux@....linux.org.uk>
> Cc: Linus Walleij <linus.walleij@...aro.org>
> Cc: linux-arm-msm@...r.kernel.org
> Cc: linux-arm-kernel@...ts.infradead.org
> Cc: linux-kernel@...r.kernel.org

We run with these enabled on our development boards already.

Tested-by: Courtney Cavin <courtney.cavin@...ymobile.com>

-Courtney
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