Commit Graph

1055 Commits

Author SHA1 Message Date
Rose Thompson
588e1caeba Found bugs in the no I$ implementation's abhinterface width. We were only testing XLEN=32. XLEN=64 did not properly align instructions not aligned to 8 byte boundaries. 2024-01-06 22:29:16 -06:00
David Harris
67124b0c7f Fixed typo in declaration in tlbcontrol; escape quoted argument to Verilator; added ulimit to setup so Verilator stack is large enough 2024-01-06 07:11:25 -08:00
David Harris
0781cd4a44 Improved tlbcontrol to fault on R=0,W=1; fixed more coverage testsin tlbmisc.S; changed integer type to try to speed up CoreMark; comments in Verilate 2024-01-05 22:45:15 -08:00
Rose Thompson
1f3792c823 Fixed bug # 547, but there are other bugs which follow. 2024-01-05 23:32:10 -06:00
Rose Thompson
edc56c669e Fixed bug 546. non-leaf non-zero PBMT bit raise page fault. 2024-01-05 17:10:14 -06:00
David Harris
680a014876 Finished LSU tlbcontrol coverage tests 2024-01-02 10:16:20 -08:00
David Harris
d229dc06ee Coverage improvements; remove incorrect logic checking NAPOT nonleaf PTE 2024-01-02 00:35:17 -08:00
David Harris
f4ee05e1ea Coverage improvements 2024-01-01 08:31:09 -08:00
David Harris
e5ac2d5ef0 Modified align fsm to make coverage easier 2024-01-01 08:21:31 -08:00
David Harris
6181639003 Named IFU decomp generate block 2024-01-01 07:37:40 -08:00
David Harris
c52aef86a6 Fixed coverage exclusions that no longer reference code properly 2023-12-31 20:35:08 -08:00
David Harris
8795a9db7a Merge branch 'main' of https://github.com/openhwgroup/cvw into dev 2023-12-31 20:26:47 -08:00
David Harris
536539237c Fixed exclusion tags in pmachecker 2023-12-31 20:20:31 -08:00
Rose Thompson
626b89320c More cleanup. 2023-12-29 16:51:39 -06:00
Rose Thompson
730efefc41 Cleanup. 2023-12-29 16:18:30 -06:00
Rose Thompson
6a787981c2 Restored cache store delay hazard. 2023-12-29 16:10:27 -06:00
Rose Thompson
0264a17f77 Reverted dtim to use store delay stall, but only (load after store). 2023-12-29 16:06:30 -06:00
Rose Thompson
fbab9f6c6d Updated comments about AMO and CMO stalls. 2023-12-29 15:31:11 -06:00
Rose Thompson
f59fa5089d Merge branch 'main' of https://github.com/openhwgroup/cvw 2023-12-29 15:13:18 -06:00
Rose Thompson
8030b7d100 Added partial code for uncached amo operations.
Minor fix for Makefile so coverage tests build.
2023-12-29 15:07:20 -06:00
Rose Thompson
7afeee9807 Merge branch 'main' of https://github.com/openhwgroup/cvw 2023-12-29 14:49:36 -06:00
Jordan Carlin
2fa243c46e fixed coverage exclusions in lsu and ifu 2023-12-29 11:18:23 -08:00
Rose Thompson
52dad4f130 cbo.zero works for uncached memory now! 2023-12-29 11:11:06 -06:00
Rose Thompson
d1456b2471 Progress on fixing cbo.zero for uncached memory regions. 2023-12-29 11:03:38 -06:00
Rose Thompson
482529394a Fixed some of the uncached ifu bugs. 2023-12-29 09:53:22 -06:00
David Harris
2c2f692f3a Moved forwarding logic into controller 2023-12-26 21:17:01 -08:00
David Harris
e8df856fdb Renamed CMOp to CMOpM in mmu and cache 2023-12-25 05:57:41 -08:00
David Harris
6395cd0284 Reversed numbering of adrdecs to make it easier to add new peripherals without renumbering the old ones; update figure to match 2023-12-21 12:29:37 -08:00
David Harris
06ddccd983 Fixed typo in IFU 2023-12-20 20:22:17 -08:00
David Harris
8eace30f49 Moved UnalignedPCNextF mux into IFU 2023-12-20 16:18:31 -08:00
David Harris
8552369687 Merged PR538, delete unused tests 2023-12-20 13:30:31 -08:00
Rose Thompson
b68dd74f89 Reverted logic to bit change. 2023-12-20 13:16:32 -06:00
Rose Thompson
18a96740d5 Revert RAM logic to bit change.
Added logic to hptw to prevent x propagation.
2023-12-20 13:10:20 -06:00
Rose Thompson
9de434a61b "Resolved" ram preload issues by replacing the RAM's types with bit from logic. Tested fpga synthesis. 2023-12-20 12:05:25 -06:00
Rose Thompson
9ee1ffe8fe Almost working with modelsim and verilator. 2023-12-20 11:29:31 -06:00
Rose Thompson
d617eb0977 DON'T keep this commit. 2023-12-19 16:56:40 -06:00
David Harris
b0f34a6377 Made priority of misalignment depend on ZICCLSM_SUPPORTED and made StoreAmo take prioirty over load faults 2023-12-19 12:51:45 -08:00
David Harris
6186181d46
Merge pull request #537 from ross144/main
Almost having working Verilator.  One issue in the testbench remains.
2023-12-18 18:13:56 -08:00
Rose Thompson
5062a8c89c Added parameter for cache's SRAM length.
Progress towards verilator support.
2023-12-18 12:50:49 -06:00
Rose Thompson
1d36ce3328 Fixed lint issue. 2023-12-18 12:03:54 -06:00
David Harris
6cb4a9e905 Merge branch 'main' of https://github.com/openhwgroup/cvw into dev 2023-12-15 19:27:10 -08:00
David Harris
bbdcfe24ca
Merge pull request #533 from ross144/main
Finally fixed the store delay hazard bug.
2023-12-15 19:13:53 -08:00
Rose Thompson
438451ee02 Fixed the AMO hazard. 2023-12-15 11:55:54 -06:00
David Harris
51b43bffa3 ALU cleanup 2023-12-14 19:06:39 -08:00
David Harris
29f57958a9 Fixed WALLY-lrsc in ImperasDV by setting reservation set size to native word size and adjusting imperas.ic lr_sc_grain=8 to match 2023-12-14 15:32:36 -08:00
David Harris
8eea2bdcc0
Merge pull request #531 from ross144/main
Updated wavefile
2023-12-14 14:52:31 -08:00
Rose Thompson
1ca9a8be6d I think I solved the AMO/store hazard issue introduced by removing the store delay hazard. 2023-12-14 16:31:02 -06:00
Rose Thompson
53bf68a585
Merge pull request #528 from davidharrishmc/dev
Svnapot bug fix
2023-12-13 21:30:47 -08:00
David Harris
166c98b6f6 Fixed issue 526 about WALLY-mmu-sv39-svadu-svnapot-svpbmt not checking ppn for NAPOT pages. Improved test case to check normal and malformed ppn 2023-12-13 19:43:17 -08:00
Rose Thompson
a7f0aaa722 Added comments to finish store delay stall removal. 2023-12-13 20:35:13 -06:00