Ross Thompson
4cfb601dc8
Fixed a bunch of the virtual memory changes. Now supports atomic update of PTE in memory concurrent with TLB.
2022-02-17 10:04:18 -06:00
Ross Thompson
565ca4e4a3
Broken state. address translation not working after changes to hptw to support atomic updates to PT.
2022-02-16 23:37:36 -06:00
Ross Thompson
460b37b21a
Added additional suppresses to vsim command incase buildroot files are missing.
2022-02-16 17:05:54 -06:00
Ross Thompson
beac362364
Moved a few muxes around after sww changes.
2022-02-16 15:43:03 -06:00
Ross Thompson
6a2bcfcd01
cleanup of signal names.
2022-02-16 15:29:08 -06:00
Ross Thompson
84edb8b5d5
Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main
2022-02-16 15:22:35 -06:00
Ross Thompson
bd7343b791
Modified lsu and uncore so only 1 sww is present. The sww is in the LSU if there is a cache or dtim. uncore.sv contains the sww if there is no local memory in the LSU. This is necessary as the subword write needs the read data to be valid and that read data is not aviable in the correct cycle in the LSU if there is no dtim or cache. Muxing could be done to provide the correct read data, but it adds muxes to the critical path.
2022-02-16 15:22:19 -06:00
David Harris
131a1a4ded
Cleaned warning on HPTW default state
2022-02-16 17:40:13 +00:00
David Harris
799736632b
Register file comments about reset
2022-02-16 17:21:05 +00:00
Ross Thompson
a64839d999
Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main
2022-02-16 09:48:16 -06:00
Skylar Litz
03f23d2aaa
update bugfinder script to new file organization
2022-02-15 22:58:18 +00:00
Kip Macsai-Goren
e16581d73d
added CSR permission and minfor to 32 bit tests
2022-02-15 20:19:14 +00:00
Kip Macsai-Goren
943c4d9d7c
merged test macros in with 32 bit tests
2022-02-15 20:19:14 +00:00
David Harris
72e83db9fe
removed csrn and all of its outputs because depricated
2022-02-15 19:59:29 +00:00
David Harris
d3034c4f01
Mostly removed N_SUPPORTED
2022-02-15 19:50:44 +00:00
David Harris
f734afb866
Just needed to recompile - all good. Now removed uretM because N-mode is depricated
2022-02-15 19:48:49 +00:00
David Harris
1326ade1a0
Removed depricated N-mode support and SI/EDELEG registers. rv64gc_wally64priv tests are failing, but seem to be failing before this change.
2022-02-15 19:20:41 +00:00
Kip Macsai-Goren
9ff4025844
light cleanup for privileged tests
2022-02-15 17:06:16 +00:00
Ross Thompson
6076f90bbc
Cache mods to be consistant with diagrams.
2022-02-14 12:40:51 -06:00
David Harris
dee2822359
srt fixes
2022-02-14 18:40:27 +00:00
David Harris
99aacd5aca
srt batch files
2022-02-14 18:37:46 +00:00
ushakya22
f4740cfda4
bring branch back into main
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Merge branch 'srt_division_with_unpacker' into main
2022-02-14 18:25:34 +00:00
ushakya22
4170b54c28
work in progress exponent handling
2022-02-14 18:24:29 +00:00
David Harris
1d5c8a7b98
t push
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Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main
2022-02-14 01:22:22 +00:00
Ross Thompson
1bb4d46ac1
Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main
2022-02-13 18:21:15 -06:00
Ross Thompson
e852cb8a31
Eliminated more ports in cacheway.
2022-02-13 15:53:46 -06:00
Ross Thompson
1d7949513d
More cache cleanup.
2022-02-13 15:47:27 -06:00
Ross Thompson
7ffbc6b2ab
Changed names of signals in cache.
2022-02-13 15:06:18 -06:00
Ross Thompson
a5ad4331ec
More cache cleanup.
2022-02-13 12:38:39 -06:00
ushakya22
f87667d120
Added unpacker into testbench for srt
2022-02-12 22:05:18 +00:00
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
dd944265aa
Formating improvements to cache.
2022-02-11 23:10:58 -06:00
Ross Thompson
bf173b035c
More cache simplifications.
2022-02-11 22:54:05 -06:00
Ross Thompson
16abe90a0d
Reduced seladr to 1 bit as second bit is same as selflush.
2022-02-11 22:41:36 -06:00
Ross Thompson
b11e9eca7b
Reduced complexity of the address selection during flush.
2022-02-11 22:27:27 -06:00
Ross Thompson
1255e82154
Removed redundant signals from cache.
2022-02-11 22:23:47 -06:00
Ross Thompson
52894a7a4f
Cache fsm simplifications.
2022-02-11 15:16:45 -06:00
Ross Thompson
e2e0a4f595
Removed STATE_CPU_BUSY_FINISH_AMO from cache. This is redundant with STATE_CPU_BUSY.
2022-02-11 15:09:00 -06:00
Ross Thompson
0f2ac0cb24
Simplified cache fsm.
2022-02-11 14:54:57 -06:00
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
