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From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: About LPAE supporting on EXYNOS5440
Date: Tue, 11 Jun 2013 11:53:36 +0200	[thread overview]
Message-ID: <6690814.Wx0lSuVAQ5@wuerfel> (raw)
In-Reply-To: <109e01ce667e$5becc880$13c65980$%kim@samsung.com>

On Tuesday 11 June 2013 17:33:33 Kukjin Kim wrote:
> Hi all,
> 
> The exynos5440 can support LPAE and referece boards, SSDK5440 and SD5v1 have
> over 8GiB memory.
> 
> Current exynos_defconfig selects every EXYNOS SoCs including exynos5440 it
> means supporting LPAE will be selected for other EXYNOS SoCs.
> 
> I'm wondering if seleting LPAE causes some problem for multiplatform. Can we
> support LPAE enabled and disabled platform together with single zImage?

No, that isn't possible. I think we should enable all exynos support in the
regular multi_v7_defconfig and leave LPAE turned off for that, but create
another multi_lpae_defconfig that has all LPAE capable machines turned on.
This is also what I expect the distros to do.

	Arnd

  reply	other threads:[~2013-06-11  9:53 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-06-11  8:33 About LPAE supporting on EXYNOS5440 Kukjin Kim
2013-06-11  9:53 ` Arnd Bergmann [this message]
2013-06-11 10:05   ` Kukjin Kim
2013-06-11 12:43     ` Arnd Bergmann
2013-06-12  4:46       ` Subash Patel
2013-06-12  9:58         ` Arnd Bergmann
2013-06-13 12:53           ` Kukjin Kim
2013-06-12  0:11   ` Olof Johansson

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