Cache (For an Address)

Cache (For an Address)

INVALID

SHARED

EXCLUSIVE

inval

inval

inval

read_req &&

blk_ok

write_req &&

blk_ok

read_req &&

blk_ok

write_req &&

blk_ok

If block_address = address

&& block_state != INVALID

then HIT else MISS

block_address

block_val

block_state

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