Accessing a cache - computer architecture, Computer Engineering

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Accessing a Cache:

Direct mapping:

(Block address) modulo (Number of cache block in the cache)

166_Accessing a Cache.png

The valid bit indicate whether an entry contain a valid address.

Initially, all valid bits are reset ("0" - not valid)

Small fast memory + big slow memory
Look as a larger fast memory

Address Mapping in Cache:

2351_Accessing a Cache1.png

Miss = not hit,

Meaning is that the data has to be retrieved fr

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