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Large Physical Address Extension

Note: This was originally posted on 19th November 2012 at http://forums.arm.com

Hi,

Can some body explain me about the Large Physical address extension in ARM ? i.e How it is implemented ? What are the registers that are invloved?
what about the page tables?

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RAVEENDRA TALABATTULA over 12 years ago

Note: This was originally posted on 20th November 2012 at http://forums.arm.com

Thanks for the reply. if 32 bit virtual address gets translated to 40 bit physical address then how come it will be useful since the total addressable memory will be still 4GB, as for generating the each physical address there should be a virtual address.
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RAVEENDRA TALABATTULA over 12 years ago

Note: This was originally posted on 20th November 2012 at http://forums.arm.com

Thanks for the reply. if 32 bit virtual address gets translated to 40 bit physical address then how come it will be useful since the total addressable memory will be still 4GB, as for generating the each physical address there should be a virtual address.
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