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361c71c5e9
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843 Commits

Author SHA1 Message Date
Kip Macsai-Goren
361c71c5e9 reverted to working version with new mmu comments 2021-06-08 14:56:00 -04:00
bbracker
cc91c774a6 Ah big ole merge! Passes sim-wally-batch and linting, so should be fine 2021-06-08 12:41:25 -04:00
bbracker
e7e4105931 * GPIO comprehensive testing 
* MEPC more aware if M stage has actually committed
* UART interrupt testing progress
* UART added read IIR side effect of lowering THRE intr
 2021-06-08 12:32:46 -04:00
Kip Macsai-Goren
49515245d9 remove redundant decodes, fixed mmu logic ins/outs 2021-06-07 19:23:30 -04:00
Kip Macsai-Goren
1e174a8244 got rid of some underscores in filenames, modules 2021-06-07 18:54:05 -04:00
Kip Macsai-Goren
c96695b1b6 implemented simpler page mixers, cleaned up a bit 2021-06-07 18:32:34 -04:00
Kip Macsai-Goren
b27abc53e8 began updating cam line to reduce muxes, confusion 2021-06-07 17:03:31 -04:00
Kip Macsai-Goren
6a63ad04d2 regression working partially done page mask 2021-06-07 17:02:31 -04:00
David Harris
9efbffdee5 Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2021-06-07 16:14:13 -04:00
David Harris
43a690dc42 Simplified superpage matching 2021-06-07 16:11:28 -04:00
Katherine Parry
0acf665a8b lint is clean 2021-06-07 14:22:54 -04:00
bbracker
28c6d60150 temporarily removing buildroot from regression until it is regenerated 2021-06-07 13:20:50 -04:00
David Harris
2ae5ca19b5 Continued merge 2021-06-07 12:49:47 -04:00
David Harris
ff62000e2c Second attept to commit refactoring config files 2021-06-07 12:37:46 -04:00
David Harris
dc0b19dfaa Merge difficulties 2021-06-07 09:50:23 -04:00
David Harris
d5ec797ba4 Refactored configuration files and renamed testbench-busybear to testbench-linux 2021-06-07 09:46:52 -04:00
Katherine Parry
75a6097467 fixed lint warnings for fpu and lzd 2021-06-05 12:06:33 -04:00
Kip Macsai-Goren
49200bd922 Cleaned up some unused signals 2021-06-04 21:04:19 -04:00
Kip Macsai-Goren
22e8e06ac7 moved privilege dfinitions into wally-constants, upgraded relevant includes 2021-06-04 17:55:07 -04:00
Kip Macsai-Goren
037aa6fa89 Merge branch 'mmu' into main 
new mmu unit and moving pmp/pma now passes regression except for lint and buildroot
 2021-06-04 17:07:56 -04:00
Kip Macsai-Goren
3493027bf5 added shared constants file list of includes 2021-06-04 17:05:47 -04:00
Kip Macsai-Goren
1ae529c450 restructured so that pma/pmp are a part of mmu 2021-06-04 17:05:07 -04:00
Ross Thompson
41a1e6112a Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2021-06-04 15:16:39 -05:00
Ross Thompson
7406e33b61 Continued I-Cache cleanup. 
Removed strange mux on InstrRawD along with
the select logic.
 2021-06-04 15:14:05 -05:00
Ross Thompson
191f7e61fd Moved I-Cache offset selection mux to icache.sv (top level). 
When we switch to set associative this is will be more efficient.
 2021-06-04 13:49:33 -05:00
Ross Thompson
e0d0fdd708 Cleaned up the I-Cache memory. 2021-06-04 13:36:06 -05:00
Katherine Parry
fc65aedbd6 Double-precision FMA instructions 2021-06-04 14:00:11 -04:00
Ross Thompson
fdef8df76b Reorganized the icache names. 2021-06-04 12:53:42 -05:00
Ross Thompson
7c44f19925 Relocated the icache to the cache directoy. 2021-06-04 12:23:46 -05:00
David Harris
a26bf37be8 Started MMU 2021-06-04 11:59:14 -04:00
David Harris
4f71964529 Fixed RV32 MMU constants 2021-06-04 09:15:42 -04:00
David Harris
0674f5506e moved shared constants to a shared directory 2021-06-03 22:41:30 -04:00
Kip Macsai-Goren
8fb2ee6e86 added support for sv48 and some docs on how to use these files 2021-06-03 14:32:12 -04:00
Kip Macsai-Goren
1ea9b94cf1 added tests for SV48 and translation off with vmem 2021-06-03 14:28:52 -04:00
bbracker
ad3b103a86 Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2021-06-03 10:03:26 -04:00
bbracker
4e765ee1c5 expanded GPIO testing and caught small GPIO bug 2021-06-03 10:03:09 -04:00
Ross Thompson
e50a1ef5e4 Fixed a few lint errors, 
clock gater was wrong,
missing signal definitions in branch predictor.
 2021-06-02 09:33:24 -05:00
bbracker
a683dd7fde Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2021-06-02 10:03:23 -04:00
bbracker
2c77a13c08 fixed InstrValid signals and implemented less costly MEPC loading 2021-06-02 10:03:19 -04:00
Kip Macsai-Goren
5187574e8a implemented Sv48. 2021-06-01 17:50:37 -04:00
Kip Macsai-Goren
40cfa86935 Edited and added constants to support SV48 2021-06-01 17:49:45 -04:00
James E. Stine
eba7ce64f5 delete div.bak 2021-06-01 17:39:54 -04:00
Ross Thompson
babcea195a Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2021-06-01 15:20:37 -05:00
Ross Thompson
0670c57fd2 The clock gater was not implemented correctly. Now it is level sensitive to a low clock. 2021-06-01 15:05:22 -05:00
James E. Stine
564d7c4adb Minor cosmetic update to fpu.sv 2021-06-01 15:45:32 -04:00
James E. Stine
2eeb12c674 Updates to muldiv.sv for 32-bit div/rem 2021-06-01 15:31:07 -04:00
Ross Thompson
fe22fd2db8 added clock gater to floating point divider to speed up simulation time. 2021-06-01 13:46:21 -05:00
Ross Thompson
7f1653f073 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2021-06-01 12:42:21 -05:00
Ross Thompson
997c13a521 Forgot to include the new gshare predictor file. 2021-06-01 12:42:03 -05:00
Kip Macsai-Goren
fac2431add Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2021-06-01 13:20:39 -04:00