PSE

ID: x86-paging/pse

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x86 Paging Tutorial / PSE by Ciro Santilli 37 Updated 2025-05-26 +Created 1970-01-01
Page size extension.
Allows for pages to be 4M (or 2M if PAE is on) in length instead of 4K.
PSE is turned on and off via the PSE bit of cr4.
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