David Harris
b360e7b941
Synthesis cleanup
2022-02-12 06:25:12 +00:00
David Harris
a34cbdb7d0
Synthesis script cleanup, eliminated privileged instructiosn from controller when ZICSR_SUPPORTED = 0
2022-02-12 05:50:34 +00:00
Ross Thompson
1c83914662
Fixed bug.
...
It was possible for DTLBMissM to prevent a dcache flush.
2022-02-11 14:00:01 -06:00
Ross Thompson
33beaa4593
Updates to linux wave.
2022-02-11 13:28:18 -06:00
Ross Thompson
d9f77d3659
Updated linux wave.
2022-02-11 13:15:42 -06:00
Ross Thompson
1a1629c62f
linux wave cleanup.
2022-02-11 10:48:45 -06:00
Ross Thompson
febd019854
Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main
2022-02-11 10:47:21 -06:00
Ross Thompson
6d12010d02
Fixed subtle and infrequenct bug.
...
Loading buildroot at 483M instructions started with a spill + ITLBMiss. The spillsupport logic allowed transition to the second access only after the bus/cache completed the first operation. However the BusStall was suppressed if ITLBMissF occurs resulting in the spillfsm advancing to the second operation. Now the spill logic also takes in ITLBMissF and prevents the early transition to the second access.
2022-02-11 10:46:06 -06:00
David Harris
de5e80696d
Cleaned up synthesis warnings
2022-02-11 01:15:16 +00:00
Ross Thompson
689c32215f
Fixed bugs in ifu spills and missing reset on bus data register.
2022-02-10 18:11:57 -06:00
Ross Thompson
9fb612d4ff
Updated wave files to reflect recent changes.
2022-02-10 17:52:19 -06:00
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
104a9acf81
Cleanup.
2022-02-10 11:27:15 -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
4fd0154d03
Added commented out commands to generate saif file from vsim.
2022-02-09 18:40:45 -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
30d6514661
Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main
2022-02-08 17:52:15 -06:00
Ross Thompson
4a7ebb3757
Cache cleanup write enables.
2022-02-08 17:52:09 -06:00
Ross Thompson
bdb3794d5e
Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main
2022-02-08 15:43:18 -06:00
Ross Thompson
c2907ec0f4
Cleanup IFU.
2022-02-08 14:54:53 -06:00
Ross Thompson
038897f448
Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main
2022-02-08 14:47:15 -06:00
Ross Thompson
4273775a2b
Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main
2022-02-08 14:22:19 -06:00
Ross Thompson
e02bc8db67
rv32e works for now. Still need to optimize.
2022-02-08 14:21:55 -06:00
Ross Thompson
f211fe635a
Moved some muxes back into the bp.
2022-02-08 14:17:44 -06:00
David Harris
1479762ae9
RAM simplification
2022-02-08 20:15:23 +00:00
Ross Thompson
aa12d90272
Temporary commit which gets the no branch predictor implementation working.
2022-02-08 14:13:55 -06:00
David Harris
510b47523a
rv32e config update
2022-02-08 17:59:50 +00:00
Ross Thompson
853a7bba18
Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main
2022-02-08 11:36:30 -06:00
Ross Thompson
8a2ee22395
Finished merge.
2022-02-08 11:36:24 -06:00
David Harris
64e9f4c0d3
Restored E tests to makefrag
2022-02-08 16:41:11 +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
David Harris
f00b3ac27e
Fixed TIM tests; rv32e test still failing
2022-02-08 15:24:37 +00:00
David Harris
76dccbad91
Patching up testbench; fixed false passing, but rv32ic and rv32e tests now fail
2022-02-08 12:40:02 +00:00
David Harris
c61cd55c5c
Merged TIM and regular testbenches. RV32e now working and back in regression.
2022-02-08 12:18:13 +00:00
David Harris
cbef88ec10
Lab 3 file cleanup
2022-02-08 10:26:37 +00:00
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