MESI Directory L2 Cache CMP: L1Cache - L2Cache - Directory - DMA - AccelL1Cache - AccelL2Cache - GPUCopyDMA - CrossingGuard

L1 GET INSTR L1 GETS L1 GETX L1 UPGRADE L1 PUTX L1 PUTX old WB Data WB Data clean Ack Unblock Exclusive Unblock Mem Data Mem Ack Ack all L2 Replacement L2 Replacement clean MEM Inv
NP q l n i s a um j / IS q l n i s a um j / ISS q l i x a um j / IM   t j t j                     o NP
SS ds n set uh j ds n set uh j d fwm ks set uh j / SS MB fwm ts ks set uh j / SS MB t j t j                 i f r / S I i f r / I I i f r / S I SS
M d n set uh j / SS dd set uh j / MT MB d set uh j / MT MB   t j t j                 i c r / M I i cc r / M I i c r / M I M
MT b um set j / MT IIB b um set j / MT IIB b um set j / MT MB   l mr t j / M t j                 i f r / MT I i f r / MCT I i f r / MT I MT
M I zz zz zz zz t j t j             s o kd / NP       o M I
MT I zz zz zz zz zz zz qq ct o / M I ct o / M I           ct o / M I     o MT I
MCT I zz zz zz zz zz zz qq ct o / M I cc o / M I           cc o / M I     o MCT I
I I zz zz zz zz t j t j kk q o kk q o q o         cc o / M I     o I I
S I zz zz zz zz t j t j kk q o kk q o q o         ct o / M I     o S I
ISS n s um j / IS n s um j / IS zz   t j t j           m ex s o / MT MB     zz zz zn ISS
IS n s um j n s um j zz   t j t j           m e s o kd / SS     zz zz zn IS
IM zz zz zz   t j t j           m ee s o / MT MB     zz zz zn IM
SS MB zz zz zz zz zz zz kk muu ke o kd kk muu ke o kd     mu k kd / MT       zz zz zn SS MB
MT MB zz zz zz zz zz zz         mu k kd / MT       zz zz zn MT MB
MT IIB zz zz zz zz zz zz m o / MT SB m o / MT SB   nu k / MT IB         zz zz zn MT IIB
MT IB zz zz zz zz t j t j m o kd / SS m o kd / SS             zz zz zn MT IB
MT SB zz zz zz zz t j t j       nu k kd / SS         zz zz zn MT SB
L1 GET INSTR L1 GETS L1 GETX L1 UPGRADE L1 PUTX L1 PUTX old WB Data WB Data clean Ack Unblock Exclusive Unblock Mem Data Mem Ack Ack all L2 Replacement L2 Replacement clean MEM Inv