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Abstractions for cpu flags and control registers
Structs§
- Contains system control flags that control operating mode and states of the processor.
- Contains the page-fault linear address.
- Contains the physical address of the base of the paging-structure hierarchy and two flags (PCD and PWT). Only the most-significant bits (less the lower 12 bits) of the base address are specified; the lower 12 bits of the address are assumed to be 0. The first paging structure must thus be aligned to a page (4-KByte) boundary. The PCD and PWT flags control caching of that paging structure in the processor’s internal data caches (they do not control TLB caching of page-directory information).
- The RFLAGS register.