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6581490f9c
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1306 Commits

Author SHA1 Message Date
Ross Thompson
6581490f9c Modified regression tests to add some ahb configurations. 2022-09-07 12:03:58 -05:00
Ross Thompson
d07c44bcf6 Merge branch 'multimanager' into main 2022-09-07 10:54:27 -05:00
David Harris
29f41c6792 Continued simplifying fdivsqrt postprocessing 2022-09-07 07:02:22 -07:00
David Harris
461b9d370d Continued simplifying fdivsqrt postprocessing 2022-09-07 07:00:13 -07:00
David Harris
825d3169d9 Moving postprocessing into postproc block 2022-09-07 06:42:37 -07:00
David Harris
f40c6b0ec4 fdivsqrtfsm cleanup 2022-09-07 06:32:07 -07:00
David Harris
a0abe48ad2 fdivsqrtfsm cleanup 2022-09-07 06:27:01 -07:00
David Harris
8438546d52 Fixed regression for divsqrt radix2 2022-09-07 06:12:23 -07:00
Ross Thompson
6685b0563e James found a bug in synchronizer. Was not actually back to back flip flops. 2022-09-06 15:06:54 -05:00
Ross Thompson
99e3f55637 Added logic to make burst optional. 2022-09-06 09:21:21 -05:00
Ross Thompson
fcf72bb6ba Added generate around the longer latency version of the ram_ahb.sv 2022-09-06 09:21:03 -05:00
Ross Thompson
20842b38b9 Names changes. 2022-09-05 20:49:35 -05:00
Ross Thompson
4e7a52a7a7 Cleaned up hacks to ram. 2022-09-04 14:52:40 -05:00
Ross Thompson
9d5a7281b8 Modified ram_ahb to work with different latencies. 2022-09-04 14:46:15 -05:00
Ross Thompson
7ae58c6654 Progress towards fixing the select HREADY muxing in uncore. 2022-09-04 13:07:49 -05:00
Ross Thompson
26bfaddb25 Disabled AHB burst mode, which discovered a bug. 
Multimanger bug in how back to back requests were arbitrated.
 2022-09-03 22:31:41 -05:00
cturek
e709ad4145 Old changes to old files 2022-09-03 22:09:55 +00:00
Ross Thompson
3e540a3ca3 Possible fix to AHB burst eviction bug. If HREADY went low during a burst seq the next data phase would only last 1 cycle. 2022-09-02 19:58:41 -05:00
Ross Thompson
4115087b30 Renamed state in buscachefsm to match AHB phases. 2022-09-02 17:17:40 -05:00
Ross Thompson
472fb5e888 Renamed states in busfsm to match AHB phases and book names. 2022-09-02 17:12:36 -05:00
Ross Thompson
15a2fbdd33 Possible fix for AHB trailing ~HREADY bug. 2022-09-02 16:58:35 -05:00
Ross Thompson
851ad4417d Merge branch 'multimanager' of github.com:davidharrishmc/riscv-wally into multimanager 2022-09-02 16:31:07 -05:00
Ross Thompson
2aa5886769 Fixed brom1p1r.sv to have fpga preload. 2022-09-02 15:49:50 -05:00
Ross Thompson
722e1a029e Merge branch 'multimanager' of github.com:davidharrishmc/riscv-wally into multimanager 2022-09-02 13:54:48 -05:00
Ross Thompson
559e093ab5 Fixed up FPGA constraints. 
Added back in the fpga boot rom preload.
 2022-09-02 13:54:35 -05:00
David Harris
648a3aae09 Initial radix 4 square root debuggin 2022-09-01 16:57:57 -07:00
Ross Thompson
83c427c5b5 clean up subword write. 2022-09-01 17:55:19 -05:00
David Harris
247ce70348 Fixed lint errors in square root and improved waveforms in testfloat 2022-09-01 15:49:13 -07:00
Ross Thompson
5b4e744972 marked possible improvement to ahb bus fsms. 2022-08-31 23:57:08 -05:00
David Harris
8fad5073cd fdiv debug 2022-08-31 14:26:31 -07:00
Ross Thompson
5c8631fd16 Reduced busfsm to 3 states! 2022-08-31 16:11:59 -05:00
Ross Thompson
1cd7d8dbfe Simplified. 2022-08-31 15:40:56 -05:00
Ross Thompson
2b528dc8be more renaming. 2022-08-31 14:52:06 -05:00
Ross Thompson
ab4c75cbf5 More renaming. 2022-08-31 14:49:08 -05:00
Ross Thompson
6e85f850a4 Moved files. 
Encapsulated ahbinterface.
 2022-08-31 14:45:01 -05:00
Ross Thompson
fcd1465de1 Renamed AHBCachebusdp to abhcacheinterface. 2022-08-31 14:12:19 -05:00
Ross Thompson
d6d1c5d66d Moved files around. 2022-08-31 14:08:06 -05:00
Ross Thompson
6912656aab Merge branch 'multimanager' into main 2022-08-31 13:10:22 -05:00
Ross Thompson
39c2cad9af Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-08-31 13:10:04 -05:00
David Harris
e64f41f199 Checking in radix 4 square root with qsel, fgen, softc, but not working 2022-08-31 10:54:50 -07:00
Ross Thompson
08d0c1cc83 Major cleanup of multimanager. 2022-08-31 12:40:25 -05:00
Ross Thompson
352f7443c2 Cleanup multimanager. 2022-08-31 12:04:44 -05:00
Ross Thompson
d06c64094b Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-08-31 11:38:29 -05:00
Ross Thompson
1e752c1268 cleanup of multimanager. 2022-08-31 11:38:06 -05:00
Ross Thompson
1663f571ed More Cleanup. 2022-08-31 11:21:02 -05:00
Ross Thompson
68e54977fe More cleanup. 2022-08-31 11:12:38 -05:00
Ross Thompson
0b41ed63f1 More simplifications. 2022-08-31 10:45:16 -05:00
Ross Thompson
ddd9c507fe Trade off. Added additional state to bus fsm separating STATE_CACHE_ACCESS into STATE_CACHE_FETCH and STATE_CACHE_EVICT. This allows removing CacheRWDelay. Saves a bit of logic but fsm is more complex. Also the fsm outputs are simplier. 2022-08-31 10:36:30 -05:00
Ross Thompson
6122c03e39 Removed unused old versions of the bus controllers. 2022-08-31 09:51:54 -05:00
Ross Thompson
1c248e5164 Removed old signals. 2022-08-31 09:50:39 -05:00