[PATCH v5 02/14] ARM: add V7_NONLPAE && V7_LPAE sub config

Haojian Zhuang haojian.zhuang at linaro.org
Wed May 7 15:33:44 PDT 2014


On 8 May 2014 00:46, Olof Johansson <olof at lixom.net> wrote:
> On Wed, May 07, 2014 at 10:44:36PM +0800, Haojian Zhuang wrote:
>> Since CONFIG_ARM_LPAE could be set in ARM V7, add new two configurations
>> CONFIG_ARCH_MULTI_V7_NONLPAE & CONFIG_ARCH_MULTI_V7_LPAE.
>>
>> If we want to enable CONFIG_ARM_LPAE configuration, we should enable
>> CONFIG_ARCH_MULTI_V7 & disable both CONFIG_ARCH_MULTI_V6 and
>> CONFIG_ARCH_MULTI_V7_NONLPAE.
>>
>> Signed-off-by: Haojian Zhuang <haojian.zhuang at linaro.org>
>
> I don't like this. Platforms should just depend on CONFIG_ARCH_MULTI_V7 &&
> LPAE (or && !LPAE) instead.
>
> Platforms that _can_ boot without LPAE should not require it, even if
> they boot with less available memory.
>
>
> -Olof

Do you mean that I should remove CONFIG_ARCH_MULTI_V7_NONLPAE &
CONFIG_ARCH_MULTI_V7_LPAE & multi_v7_lpae_defconfig?

Regards
Haojian



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