add MESI cache implementations

diff --git a/3d_gpu/microarchitecture.mdwn b/3d_gpu/microarchitecture.mdwn
index 665dde99ab8e995207f599f1ad0850de4e7971c8..7922e18977cdc9ebebdf2cc3e5500a91e391b64d 100644 (file)
--- a/3d_gpu/microarchitecture.mdwn
+++ b/3d_gpu/microarchitecture.mdwn
@@ -113,6 +113,8 @@ called the flip-flops orchestrating the timing "collectors".
 * <https://en.wikipedia.org/wiki/Reservation_station>
 * <https://en.wikipedia.org/wiki/Register_renaming> points out that
   reservation stations take a *lot* of power.
+* MESI cache protocol, python <https://github.com/sunkarapk/mesi-cache.git>
+  <https://github.com/afwolfe/mesi-simulator>
 * <https://en.wikipedia.org/wiki/Classic_RISC_pipeline#Solution_A._Bypassing>
   pipeline bypassing
 * Register File Bank Cacheing <https://www.princeton.edu/~rblee/ELE572Papers/MultiBankRegFile_ISCA2000.pdf>