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519 Commits

Author SHA1 Message Date
Katherine Parry
d7b1379ab8 Integrated FPU 2021-04-03 20:52:26 +00:00
Ross Thompson
d21006d048 Partial fix to the integer divide stall issue. 2021-04-02 15:32:15 -05:00
James E. Stine
362f6ea2e6 Minor cleanup 2021-04-02 08:20:44 -05:00
James E. Stine
0595ae983f Put back imperas testbench until figure out why m_supported is running for rv64ic 2021-04-02 08:19:25 -05:00
James E. Stine
cff08adc3a Added some updates to divider - still not working all the time. Still a bug with signals within muldiv - specificaly MultDivE being modified during Execute stage. Seems to be triggered by ahblite signal. 2021-04-02 06:27:37 -05:00
Thomas Fleming
bfb4b051c6 Merge branch 'main' into mmu 2021-04-01 16:29:39 -04:00
Thomas Fleming
350fe87119 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2021-04-01 16:24:06 -04:00
Thomas Fleming
38a0199260 Merge branch 'mmu' of github.com:davidharrishmc/riscv-wally into mmu 2021-04-01 16:23:19 -04:00
Thomas Fleming
fdb20ee1cf Implement sfence.vma and fix tlb writing 2021-04-01 15:55:05 -04:00
Jarred Allen
5afb255251 Begin changes to direct-mapped cache 2021-04-01 13:55:21 -04:00
James E. Stine
0495195d68 Fixed some divide -still bug in AHB causing InstStall to deassert and next instruction to get into divide unit. Hope to fix soon. Divide seems to work if given enough time. 2021-04-01 12:30:37 -05:00
Teo Ene
7c364a26e9 Updated MISA in coremark_bare config file 2021-03-31 20:39:02 -05:00
Noah Boorstin
75f58c4df5 busybear: temporarially stop checking CSRs 2021-03-31 14:14:32 -04:00
Noah Boorstin
118e846ef7 busybear: clean up questa warnings 2021-03-31 14:04:57 -04:00
Noah Boorstin
43532be770 busybear: clean up questa warnings 2021-03-31 14:02:15 -04:00
Thomas Fleming
77b8e27205 Disable 'always-on' virtual memory 2021-03-30 22:49:47 -04:00
Thomas Fleming
56e256baa5 Extend lint-wally to lint both rv32 and rv64 2021-03-30 22:42:28 -04:00
Thomas Fleming
eca2427f94 Merge remote-tracking branch 'origin/main' into main 
Bring icache and MMU code together

Conflicts:
	wally-pipelined/src/ifu/ifu.sv
	wally-pipelined/testbench/testbench-imperas.sv
 2021-03-30 22:24:47 -04:00
Thomas Fleming
7126ab7864 Complete basic page table walker 2021-03-30 22:19:27 -04:00
Thomas Fleming
0994d03b28 Update virtual memory tests and move to separate folder 2021-03-30 22:18:29 -04:00
Domenico Ottolia
f7cbaeb217 Add one more test to WALLY-CAUSE, and update privileged testgen 2021-03-30 19:44:58 -04:00
Domenico Ottolia
6619a5f44f Add mcause tests to testbench 2021-03-30 17:17:59 -04:00
Domenico Ottolia
61b19a0cd0 Update privileged tests generator 2021-03-30 16:58:46 -04:00
Domenico Ottolia
351c71e812 Add all working mcause tests 2021-03-30 16:55:12 -04:00
ushakya22
6b9ae41302 Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2021-03-30 15:25:07 -04:00
ushakya22
fbed5d658e privilege tests 2021-03-30 15:23:47 -04:00
Jarred Allen
631454ccf9 Merge branch 'cache2' into cache 
Conflicts:
	wally-pipelined/testbench/testbench-imperas.sv
 2021-03-30 13:32:33 -04:00
Jarred Allen
6e83ccc3c4 Comment out failing tests 2021-03-30 13:07:26 -04:00
Jarred Allen
108f18e580 Merge branch 'cache' into main 2021-03-30 12:56:19 -04:00
Jarred Allen
7ca57cc4fc Merge branch 'main' into cache 
Conflicts:
	wally-pipelined/regression/wave-dos/ahb-waves.do
	wally-pipelined/src/ifu/ifu.sv
	wally-pipelined/testbench/testbench-busybear.sv
	wally-pipelined/testbench/testbench-imperas.sv
 2021-03-30 12:55:01 -04:00
David Harris
8723fb916c Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2021-03-26 13:04:52 -04:00
David Harris
637bba6509 Added fp test to testbench 2021-03-26 13:03:23 -04:00
Noah Boorstin
b5a1691c2b Merge branch 'main' into cache 
Conflicts:
	wally-pipelined/testbench/testbench-busybear.sv
 2021-03-26 12:26:30 -04:00
Shreya Sanghai
339bd5d3eb Merge branch 'PPA' into main 
Conflicts:
	wally-pipelined/testbench/testbench-privileged.sv
 2021-03-25 20:35:21 -04:00
Shreya Sanghai
cc988f420f removed minor bugs 2021-03-25 20:29:50 -04:00
Jarred Allen
39bf2347bc Fix error when reading an instruction that crosses a line boundary 2021-03-25 18:47:23 -04:00
ShreyaSanghai
139c2076a1 Removed PCW and InstrW from ifu 2021-03-26 01:53:19 +05:30
Jarred Allen
32829bf7a1 Remove old icache 2021-03-25 15:46:35 -04:00
Jarred Allen
5f4feb0ff1 Works for misaligned instructions not on line boundaries 2021-03-25 15:42:17 -04:00
Noah Boorstin
05d362e334 regression: use busybear batch instead 2021-03-25 15:34:10 -04:00
Domenico Ottolia
56a32b5882 More bug fixes for privileged tests 2021-03-25 15:05:55 -04:00
Jarred Allen
3b4f0141f4 Begin work on compressed instructions 2021-03-25 14:43:10 -04:00
Noah Boorstin
44060b579b busybear: quick fix to mem reading 
also stop ignoring mcause at the start
 2021-03-25 14:29:11 -04:00
Brett Mathis
162f2df880 FPU Pipeline completed - can begin integration 2021-03-25 13:29:03 -05:00
Domenico Ottolia
f134b09a97 Fix bugs with privileged tests 2021-03-25 14:06:05 -04:00
Noah Boorstin
d02c88dab5 busybear: stop NOPing out atomics 
and bump regression to check for 800k instrs, up from 200k
 2021-03-25 13:29:56 -04:00
Jarred Allen
0290568a52 Make cache output NOP after a reset 2021-03-25 13:18:30 -04:00
David Harris
eb9787609e testgen-PIPELINE python startup 2021-03-25 13:12:18 -04:00
Shriya Nadgauda
21989ee615 adding PIPELINE tests 2021-03-25 13:07:25 -04:00
Jarred Allen
ce6f102fc5 Clean up some stuff 2021-03-25 13:04:54 -04:00
Jarred Allen
128278ea27 Working for all of rv64i now, but not compressed instructions 2021-03-25 13:02:26 -04:00
Jarred Allen
602271ff7b rv64i linear control flow now working 2021-03-25 13:02:26 -04:00
Jarred Allen
ba95557c44 More progress on icache controller 2021-03-25 13:01:11 -04:00
Jarred Allen
ad0d77e9e1 Begin rewrite of icache module to use a direct-mapped scheme 2021-03-25 13:01:10 -04:00
Jarred Allen
ebd6b931c6 Fix bug in cache line 2021-03-25 12:59:30 -04:00
Jarred Allen
b774d35c34 Output NOP instead of BAD when reset 2021-03-25 12:42:48 -04:00
Jarred Allen
4b92a595ab Merge branch 'main' into cache 
Conflicts:
	wally-pipelined/src/uncore/dtim.sv
 2021-03-25 12:10:26 -04:00
Teo Ene
51291949d8 Config file for ppa experiments 2021-03-25 10:23:21 -05:00
David Harris
a8abd47fbc Added PPA README 2021-03-25 11:21:31 -04:00
Thomas Fleming
e3900bd0fa Finish finite state machines for page table walker 2021-03-25 02:48:40 -04:00
Thomas Fleming
b5003b093a Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2021-03-25 02:35:21 -04:00
bbracker
a3788eb218 added 1 tick delay to dtim flops 2021-03-25 02:23:30 -04:00
bbracker
b5fa410e15 added 1 tick delay on tim reads 2021-03-25 02:15:28 -04:00
Jarred Allen
682050a33b Merge branch 'main' into cache 
Conflicts:
	wally-pipelined/src/ifu/ifu.sv
 2021-03-25 00:51:12 -04:00
bbracker
67b27cd2f5 instrfault direspecting stalls bugfix 2021-03-25 00:44:35 -04:00
bbracker
02e924e55a instrfaults not respecting stalls bugfix 2021-03-25 00:16:26 -04:00
bbracker
1e3f683a9d upgraded gpio bus interface 2021-03-25 00:15:02 -04:00
bbracker
e98dd420bc future work comment about suspicious-looking verilog in csri.sv 2021-03-25 00:10:44 -04:00
Thomas Fleming
b1d849c822 Add all PMP addr registers 2021-03-24 21:58:33 -04:00
Teo Ene
a3aa103dc7 Fix typo from last commit 2021-03-24 17:09:58 -05:00
Teo Ene
4427b5ec01 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2021-03-24 17:04:48 -05:00
Teo Ene
e43849b82c Updated coremark_bare testbench for IM 2021-03-24 17:04:43 -05:00
Katherine Parry
18cb1f4873 fixed various bugs in the FMA 2021-03-24 21:51:17 +00:00
Teo Ene
385ce9a8f9 Added BPTYPE to coremark_bare config 2021-03-24 16:38:29 -05:00
Domenico Ottolia
d67e28bf50 re-organize privileged tests to be in rv64p to rv32p folders 2021-03-24 13:51:25 -04:00
Jarred Allen
c1fe16b70b Give some cache mem inputs a better name 2021-03-24 12:31:50 -04:00
Jarred Allen
a51257abca Fix compile errors from const not actually being constant (why does Verilog do this) 2021-03-24 00:58:56 -04:00
Jarred Allen
4410944049 Merge branch 'main' into cache 2021-03-23 23:35:36 -04:00
Katherine Parry
56dc8de009 fixed various bugs in the FMA 2021-03-24 01:35:32 +00:00
Jarred Allen
d6ecc3ede0 Begin work on direct-mapped cache 2021-03-23 17:03:02 -04:00
Teo Ene
ef3d2dda48 Added BOOTTIM to InstrAccessFaultF calculation in uncore/imem 2021-03-23 15:21:13 -05:00
Noah Boorstin
69e5319675 busybear: more progress 2021-03-23 14:49:30 -04:00
Shreya Sanghai
1d6a2989ed PC counts branch instructions 2021-03-23 14:25:51 -04:00
Jarred Allen
0d05c51af9 Remove deleted signal from waves 2021-03-23 14:17:17 -04:00
Noah Boorstin
24e403bc35 busybear: more progress moving from instrf to instrrawd 2021-03-23 14:06:21 -04:00
Noah Boorstin
f3194c6388 busybear: ignore illegal instruction when starting 2021-03-23 13:28:56 -04:00
Jarred Allen
7da8af4c68 Another tweak to regression-wally.py comments 2021-03-23 00:18:38 -04:00
Jarred Allen
0f8fe8fb3b Document some internal signals 2021-03-23 00:10:35 -04:00
Jarred Allen
6ffa01cc4d Add comments explaining icache inputs 2021-03-23 00:07:39 -04:00
Jarred Allen
82de84469f Slight change to regression-wally.py comments 2021-03-23 00:02:40 -04:00
Jarred Allen
827993598d Small commit to see if new hook tests non-main branch 2021-03-22 23:57:01 -04:00
Noah Boorstin
d5bd5fa9d7 start migrating busybear over to InstrRawD/PCD 
this breaks busybear for now
 2021-03-22 23:45:04 -04:00
Noah Boorstin
15474f678d Merge branch 'main' into cache 2021-03-22 23:28:30 -04:00
Noah Boorstin
849641f31e busybear: add better warning on illegal instruction 
...also it seems that mret is being picked up as an illegal instruction??
 2021-03-22 18:24:35 -04:00
Noah Boorstin
34b8f750ce busybear: temporarially force rf[5] correct after failure to read CSR 2021-03-22 18:12:41 -04:00
Noah Boorstin
77dd0b4504 busybear: allow overwriting read values 2021-03-22 17:28:44 -04:00
Noah Boorstin
7bb31c3287 busybear: finally get the right error 2021-03-22 16:52:22 -04:00
bbracker
5efd5958e7 added delays to uart AHB signals 2021-03-22 15:40:29 -04:00
Jarred Allen
6ce52f9b80 Remove DelaySideD since it isn't needed 2021-03-22 15:13:23 -04:00
Jarred Allen
b871bfe714 Update icache interface 2021-03-22 15:04:46 -04:00