Xavi/cvw
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2,771 Commits 14 Branches 1 Tag 31 MiB
52894a7a4f
Commit Graph

75 Commits

Author SHA1 Message Date
Ross Thompson
52894a7a4f Cache fsm simplifications. 2022-02-11 15:16:45 -06:00
Ross Thompson
e2e0a4f595 Removed STATE_CPU_BUSY_FINISH_AMO from cache. This is redundant with STATE_CPU_BUSY. 2022-02-11 15:09:00 -06:00
Ross Thompson
0f2ac0cb24 Simplified cache fsm. 2022-02-11 14:54:57 -06:00
Ross Thompson
1c83914662 Fixed bug. 
It was possible for DTLBMissM to prevent a dcache flush.
 2022-02-11 14:00:01 -06:00
David Harris
de5e80696d Cleaned up synthesis warnings 2022-02-11 01:15:16 +00:00
Ross Thompson
5fd22caed4 Replacement policy cleanup. 2022-02-10 11:42:40 -06:00
Ross Thompson
f716cce832 Replacement policy cleanup. 2022-02-10 11:40:10 -06:00
Ross Thompson
fdb4f909fc Cleanup + critical path optimizations. 2022-02-10 11:11:16 -06:00
Ross Thompson
88c7a94aa9 Cache name clarifications. 2022-02-10 10:50:17 -06:00
Ross Thompson
32eee5a06a More cache cleanup. 2022-02-10 10:43:37 -06:00
Ross Thompson
91f2b5adf5 structural muxes. 2022-02-09 19:36:21 -06:00
Ross Thompson
7ff715f44f More cache cleanup. 2022-02-09 19:29:15 -06:00
Ross Thompson
754bd41fde Cleaned up comments. 2022-02-09 19:21:35 -06:00
Ross Thompson
36ab78ef3b Removed all possilbe paths to PreSelAdr from TrapM. 2022-02-09 19:20:10 -06:00
Ross Thompson
7810a09782 Annotated the final changes required to move sram address off the critial path. 2022-02-08 18:17:31 -06:00
Ross Thompson
4a7ebb3757 Cache cleanup write enables. 2022-02-08 17:52:09 -06:00
Ross Thompson
4273775a2b Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-02-08 14:22:19 -06:00
David Harris
1479762ae9 RAM simplification 2022-02-08 20:15:23 +00:00
Ross Thompson
e2191e3637 Preparing to make a major change to the cache's write enables. 2022-02-08 09:47:01 -06:00
Ross Thompson
5c9e23527d cachefsm cleanup. 2022-02-07 22:09:56 -06:00
Ross Thompson
da2dca9816 Removed VDWriteEnable. 2022-02-07 21:59:18 -06:00
Ross Thompson
161f907cae more partial cleanup of fsm and write enables. 2022-02-07 17:41:56 -06:00
Ross Thompson
359a23237d Progress towards simplifying the cache's write enables. 2022-02-07 17:23:09 -06:00
Ross Thompson
188fe28691 more cleanup. 2022-02-07 13:29:19 -06:00
Ross Thompson
9510a33c15 More cachefsm cleanup. 2022-02-07 13:19:37 -06:00
Ross Thompson
708e0cf183 More cachefsm cleanup. 2022-02-07 12:30:27 -06:00
Ross Thompson
5539a5fa6f More cachefsm cleanup. 2022-02-07 11:16:20 -06:00
Ross Thompson
6668956351 More cachefsm cleanup. 2022-02-07 11:12:28 -06:00
Ross Thompson
5536e3ca90 More cachefsm cleanup. 2022-02-07 10:54:22 -06:00
Ross Thompson
529d8b629a Cache cleanup. 2022-02-07 10:43:58 -06:00
Ross Thompson
41a79556e0 More cachfsm cleanup. 2022-02-07 10:33:50 -06:00
David Harris
99f3d7a7f6 Reverted cache change 2022-02-07 14:47:20 +00:00
David Harris
45dc9c1ae6 Cache syntax cleanup 2022-02-07 14:43:24 +00:00
Ross Thompson
0b66106925 More cachefsm cleanup. 2022-02-06 21:50:44 -06:00
Ross Thompson
dd6baa9ed4 started cachefsm cleanup. 2022-02-06 21:39:38 -06:00
Ross Thompson
d21be9d998 Added config to allow using the save/restore or replay implementation to handle sram clocked read delay. 2022-02-04 23:49:07 -06:00
Ross Thompson
ea84211ff9 Removed unused ports from caches and buses. 2022-02-04 22:52:51 -06:00
Ross Thompson
290430cda8 Moved the sub cache line read logic to lsu/ifu. 2022-02-04 20:42:53 -06:00
Ross Thompson
725852362e Got separate module for the sub cache line read. 2022-02-04 20:23:09 -06:00
Ross Thompson
cdd599e340 Second optimization of save/restore. 2022-02-04 14:35:12 -06:00
Ross Thompson
459054900f Optimization of cache save/restore. 2022-02-04 14:21:04 -06:00
Ross Thompson
7c1f7e335c Working first cut of the cache changes moving the replay to a save/restore. 
The current implementation is too expensive costing (tag+linelen)*numway flip flops and muxes.
 2022-02-04 13:31:32 -06:00
David Harris
ee3300bcd2 sram1rw cleanup 2022-02-03 18:03:22 +00:00
David Harris
97d31cec21 sram1rw cleanup 2022-02-03 17:50:23 +00:00
David Harris
f9dd79d3e3 cachereplacementpolicy cleanup 2022-02-03 17:19:14 +00:00
David Harris
034ff5462c cachereplacementpolicy cleanup 2022-02-03 17:18:48 +00:00
David Harris
65f3bf4e0a cacheway cleanup 2022-02-03 16:52:22 +00:00
David Harris
eef04eed84 cacheway cleanup 2022-02-03 16:33:01 +00:00
David Harris
4d09510af9 cacheway cleanup 2022-02-03 16:07:55 +00:00
David Harris
7f237220dd cacheway cleanup 2022-02-03 16:00:57 +00:00