Cache Controller

Cache Controller

Ready

Rwait

Rgrant

Wwait

Wgrant

MISS && read_req

inval ||

write_back_req

MISS && write_req

inval ||

write_back_req

inval ||

write_back_req

blk_ok

blk_ok

blk_ok

blk_ok

cache_req =blk_rreq

cache_req =blk_wreq

cache_req =noop

cache_req =ok

cache_req =ok

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