From: "Heiko Stübner" <heiko@sntech.de>
To: panchaxari <panchaxari.prasannamurthy@linaro.org>
Cc: Ben Dooks <ben-linux@fluff.org>,
Kukjin Kim <kgene.kim@samsung.com>,
Russell King <linux@arm.linux.org.uk>,
Linus Walleij <linus.walleij@linaro.org>,
linux-arm-kernel@lists.infradead.org,
linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH CFT] ARM:S3C24XX: Enable ARM_PATCH_PHYS_VIRT and AUTO_ZRELADDR by default
Date: Fri, 13 Dec 2013 16:14:49 +0100 [thread overview]
Message-ID: <201312131614.50060.heiko@sntech.de> (raw)
In-Reply-To: <1386934105-23392-1-git-send-email-panchaxari.prasannamurthy@linaro.org>
Am Freitag, 13. Dezember 2013, 12:28:25 schrieb panchaxari:
> Configs ARM_PATCH_PHYS_VIRT and AUTO_ZRELADDR are enabled as default
> to platform S3C24XX.
>
> 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 S3C24XX platforms to evaluate the changes on the
> board and comment, as I dont have the board for testing and also requesting
> an ACK the changes.
>
> Signed-off-by: panchaxari <panchaxari.prasannamurthy@linaro.org>
> Cc: Heiko Stuebner <heiko@sntech.de>
> Cc: Ben Dooks <ben-linux@fluff.org>
> Cc: Kukjin Kim <kgene.kim@samsung.com>
> Cc: Russell King <linux@arm.linux.org.uk>
> Cc: Linus Walleij <linus.walleij@linaro.org>
> Cc: linux-arm-kernel@lists.infradead.org
> Cc: linux-samsung-soc@vger.kernel.org
> Cc: linux-kernel@vger.kernel.org
apart from the possible issue Vasily pointed out, my current kernels for
s3c2442 and s3c2416 seem to work flawlessly with AUTO_ZRELADDR and
ARM_PATCH_PHYS_VIRT.
I just checked the configs and it seems these options get automatically
selected and must be specially deselected by the user.
Heiko
prev parent reply other threads:[~2013-12-13 15:15 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-13 11:28 panchaxari
2013-12-13 11:57 ` Vasily Khoruzhick
2013-12-13 15:14 ` Heiko Stübner [this message]
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