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2150 Commits

Author SHA1 Message Date
David Harris
0280942563 Fixed merge conflict to get synthesis working again 2023-02-01 04:43:57 -08:00
Madeleine Masser-Frye
ad6d7eb5e2 added memories (not tested) 2023-02-01 06:08:27 +00:00
David Harris
c666015c56 Merge branch 'main' of https://github.com/openhwgroup/cvw into dev 2023-01-31 14:40:19 -08:00
Ross Thompson
81b280576f Updates to RAS. 2023-01-31 15:17:32 -06:00
Ross Thompson
fc2e3fed91 Simplified RAS. 2023-01-31 14:54:05 -06:00
Ross Thompson
a89f9dc92c RAS file name was spelled wrong. 2023-01-31 14:35:05 -06:00
Ross Thompson
92fc532b82 Created scripts to install imperas and run a single test using imperas. 2023-01-31 13:51:05 -06:00
Ross Thompson
c9c4f63c18 Fixed remaining bugs in the imperas merge. 2023-01-31 13:04:26 -06:00
Ross Thompson
026071e247 Merge branch 'imperas' 2023-01-31 12:46:22 -06:00
Ross Thompson
5a770f148c Minor bug fix in gshare. 2023-01-31 10:45:32 -06:00
Ross Thompson
ad0a0f0d51 Renamed signals in RAS. 2023-01-31 10:44:11 -06:00
Ross Thompson
0e3c77bed3 Found small bug in gshare. 2023-01-31 00:17:49 -06:00
Ross Thompson
939095615f Fixed parameterization in testbench. 2023-01-31 00:11:01 -06:00
Ross Thompson
8feac6d242 Parameterized testbench branch predictor preload. 2023-01-31 00:08:11 -06:00
Ross Thompson
238c4d14a9 More branch predictor cleanup. 2023-01-30 23:55:52 -06:00
Ross Thompson
80f50f10d3 Improved signal names. 2023-01-30 23:51:04 -06:00
Ross Thompson
a15889e0aa Major cleanup of branch predictor. 2023-01-30 23:37:34 -06:00
Ross Thompson
42828e6ec4 Simplified gshare. 2023-01-30 19:27:18 -06:00
Ross Thompson
4cbefd9834 Minor gshare optimization. 2023-01-30 18:13:12 -06:00
David Harris
1121ff0fa7 Restored top-level modules without import statements 2023-01-30 12:54:40 -08:00
David Harris
4a4be04530 Moved out version of wally using package because synthesis isn't working yet 2023-01-30 12:48:52 -08:00
David Harris
a2f66313ea Merge branch 'main' of https://github.com/openhwgroup/cvw into dev 2023-01-30 11:00:51 -08:00
Ross Thompson
cc48cdc97b Imperas found a real bug in virtual memory. 
If the instruction address spilled across two pages and the second page misses the TLB,
the HPTW received a tlb miss at the address of the first page rather than the second.
After the walk the TLB was updated with the PTE from the first page at the address of the
second page.

Example bug
Instruction PCF = 0x2ffe
First page in 0x2ffe and second page in 0x3000.
The second page misses the TLB and generates HPTW request at 0x2ffe rather than 0x3000.
TLB is updated with PTE from 0x2ffe at 0x3000.
 2023-01-30 11:47:51 -06:00
Ross Thompson
6040a45698 optimized branch predictor by removing unnecessary registers. 2023-01-29 22:39:37 -06:00
David Harris
173c6b635c Moved WALLY-status-fp-enabled tests from a to priv suites 2023-01-29 17:19:53 -08:00
David Harris
e7883775f3 Moved shared constants into per-processor config and removed wally-constants 2023-01-29 15:55:37 -08:00
Ross Thompson
392716a608 Updated global history branch predictcor with the gshare improvements. 2023-01-29 16:26:44 -06:00
David Harris
234860d4e5 Merged PR#37 branch predictor 2023-01-29 14:25:28 -08:00
David Harris
9d44c59a38 Removed unused TESTSBP parameter 2023-01-29 14:19:24 -08:00
Ross Thompson
a9a7054e2f Merge branch 'main' of https://github.com/openhwgroup/cvw 
This merges the branch predictor improvements into the main repo.
 2023-01-29 15:24:20 -06:00
Ross Thompson
d6ae1156d0 gshare cleanup. 2023-01-29 15:07:45 -06:00
Ross Thompson
ef874f3409 Gshare cleanup. 2023-01-29 15:06:35 -06:00
Ross Thompson
74b4f78099 Found bug in gshare. 2023-01-29 15:03:25 -06:00
David Harris
d1afc2f14a Fixed configuration of ram to use macro when depth is corret 2023-01-29 11:35:17 -08:00
David Harris
be2dc6a774 Removed unused wally-harvard.do script 2023-01-29 11:34:35 -08:00
David Harris
5d2a48d5d8 Converted rv32ic to rv32imc 2023-01-29 11:33:54 -08:00
Ross Thompson
e1fd5925b0 Fixed typo in testbench branch logger. 2023-01-29 01:00:52 -06:00
Ross Thompson
f62fbedbe8 Fixed another bug with the branch logger. 2023-01-29 00:59:59 -06:00
Ross Thompson
8e73f6b467 Fixed bug in the branch logger. 2023-01-29 00:58:50 -06:00
Ross Thompson
65a31381da Updated testbench for branch logger. 2023-01-29 00:56:11 -06:00
Ross Thompson
1044c290c2 Fixed bug with the btb's valid bit not beind held on a stall. 2023-01-29 00:49:23 -06:00
Ross Thompson
f93eaeef8e Fixed another bug with the speculative gshare with instruction class prediction. 2023-01-29 00:33:40 -06:00
David Harris
99d12a5ef0 Removed unused BPRED file referenes from fpga config 2023-01-28 20:22:36 -08:00
David Harris
481cb8bad0 Renamed BPTYPE to BPRED_TYPE 2023-01-28 20:06:12 -08:00
David Harris
94daedeed6 Renamed DCACHE to DCACHE_SUPPORTED and ICACHE to ICACHE_SUPPORTED 2023-01-28 18:52:00 -08:00
David Harris
e4e7e827d6 Renamed BUS to BUS_SUPPORTED 2023-01-28 18:35:53 -08:00
David Harris
a0b4e7fb24 Config cleanup and renamed BPRED_ENABLED to BPRED_SUPPORTED 2023-01-28 18:17:42 -08:00
David Harris
33143e5958 Fixed typo in ram2p1r1wbe_1024x69 and renamed for consistency 2023-01-28 18:07:33 -08:00
David Harris
1bb1fc7604 Merge branch 'main' of https://github.com/openhwgroup/cvw into dev 2023-01-28 17:55:08 -08:00
James Stine
a1d892703c Modified changes as follows 
* Add docs directory for Docker including Dockerfile
* Change to synthesis script to include fpu stuff
* Add wrappers for IP (may need some cleanup but will cleanup shortly)
 2023-01-28 19:33:00 -06:00