Regarding enable paging code and swapper_pg_dir.

mindentropy mindentropy at gmail.com
Sat Apr 2 13:48:19 EDT 2011


On Saturday 02 Apr 2011 9:55:35 pm James Light wrote:
> 
> To put the physical address into cr3 later.
> $swapper_pg_dir is not the PHYSICAL address of the PGD.

Correct me if I am wrong but a mov $foo,%eax would move the address of foo  
variable to eax right? Or is there a macro somewhere where they are adding 
PAGE_OFFSET to the address so that the $swapper_pg_dir - __PAGE_OFFSET 
justifies?



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