'Inverted page table architecture' diaporamas de présentation

Chapter 8: Main Memory

Chapter 8: Main Memory. Chapter 8: Memory Management. Swapping Paging Segmentation Example: The Intel Pentium. Base and Limit Registers. A pair of base and limit registers define the logical address space. HW address protection with base and limit registers.

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Paging Example

Paging Example. Free Frames. After allocation. Before allocation. Implementation of Page Table. Page table is kept in main memory. Page-table base register ( PTBR) points to the page table. Page-table length register (PRLR) indicates size of the page table.

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Virtual Memory

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Virtual Memory

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8.4.2 Implementation of Page Table

8.4.2 Implementation of Page Table. Page table is kept in main memory Page-table base register (PTBR) points to the page table Page-table length register (PRLR) indicates size of the page table

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Paging Hardware With TLB

Paging Hardware With TLB. We are attempting to speedup address lookups. Effective Access Time. Associative Lookup = ? time unit Assume memory cycle time is 1 microsecond

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8.4.2 Implementation of Page Table

8.4.2 Implementation of Page Table. Page table is kept in main memory Page-table base register (PTBR) points to the page table Page-table length register (PRLR) indicates size of the page table

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