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S Ram asked Jan 12, 2019
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Self doubt about LRU and Direct mapping cache
Can we apply LRU policy to direct mapped cache. according to me it doesn't make any sense as eventually it will be like FIFO only as unique memory addresses are assigned to each cache line. But my doubt / confusion is can we implement LRU on direct mapped caches?
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AnilGoudar asked Oct 18, 2017
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Doubt in direct cache mapping
The direct mapped cache uses M main memory blocks and N cache blocks, for a given Physical Address it resulted T tag bits and placed in P cache block. Which main memory words May respond to this Physical Address? Block size is P words.
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lalitver10 asked Aug 19, 2022
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Zeal Test
Question : Consider a system with 20 bit physical address and direct mapped cache with 64 blocks and block size of 16 bytes To what block number does byte address 1200 mapped??
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