Comment Comment by thyristan > Page tables are physically addressedNope. Not on x86. You can use either physical or virtual addresses at your choosing. Consumer OSes use virtual ones, so you can swap out page tables (yes, really!). See https://wiki.osdev.org/X86_Paging "Page directory". parent thyristan 3 months ago
Nope. Not on x86. You can use either physical or virtual addresses at your choosing. Consumer OSes use virtual ones, so you can swap out page tables (yes, really!). See https://wiki.osdev.org/X86_Paging "Page directory".