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Re: [Minios-devel] [UNIKRAFT PATCHv5 21/46] plat/common: Add cache maintenance support for arm64





On 13/08/18 16:25, Wei Chen wrote:
Hi Julien,

Hi,

But, before mmu enable, how can I use VA to invalidate cache?  I find the dc 
instructions only accept va, can I use PA to invalidate cache?

MMU off basically means VA == PA. So yes, it is fine to use PA in that case.

Cheers,

--
Julien Grall

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