Ross Thompson
52d95d415f
Converted to using the BTB to predict the instruction class.
2021-03-04 09:23:35 -06:00
Teo Ene
554d529723
Slightly modified exe2memfile.pl script
2021-03-04 07:51:25 -06:00
Teo Ene
06be82fc67
Added stop to coremark_bare testbench
2021-03-04 07:47:07 -06:00
Teo Ene
8f1584ca04
Edited assemby of bare-metal coremark to make it run
2021-03-04 07:45:40 -06:00
Teo Ene
396dc61564
Linux CoreMark and baremetal CoreMark split into two separate tests/configs
2021-03-04 07:44:33 -06:00
Teo Ene
6ebb79abe0
Linux CoreMark is operational
2021-03-04 05:58:18 -06:00
Thomas Fleming
de3f2547f4
Install dtlb in dmem
2021-03-04 03:30:06 -05:00
Thomas Fleming
1df7151fb6
Install tlb into ifu
2021-03-04 03:11:34 -05:00
Thomas Fleming
2e409f2299
Merge branch 'tlb_toy' into main
2021-03-04 02:41:11 -05:00
Thomas Fleming
5f98c932bf
Move tlb into mmu directory
2021-03-04 02:39:08 -05:00
Teo Ene
f060f6cb9d
Fix to 32-bit option of commit babe6ce9db
2021-03-04 01:33:34 -06:00
Teo Ene
08a7f6ec25
In the process of updating coremark.RV64I program to work with Dr. Harris's perl script. Commiting to make it easier to switch branches
2021-03-04 01:27:05 -06:00
Thomas Fleming
d9f396ee0e
Merge branch 'main' into tlb_toy
2021-03-04 01:18:04 -05:00
Thomas Fleming
347275e7ee
Generalize tlb module
...
- number of tlb entries is now parameterized
- tlb now supports rv64i
2021-03-04 01:13:31 -05:00
Teo Ene
6031269de8
Implemented fix disucssed with Elizabeth
2021-03-03 18:17:53 -06:00
Thomas Fleming
394051c02f
Begin hardware page table walker
2021-03-03 17:13:45 -05:00
Thomas Fleming
d8ac9034b7
Create virtual memory ad-hoc test
...
Test program is currently failing on ovpsim. There is no indication that ovpsim
is properly implementing virtual memory translation when satp is set accordingly.
Need to confirm whether this is a problem with ovpsim, how ovpsim is being
called, or the test itself.
2021-03-03 17:06:37 -05:00
Teo Ene
4562c61af3
Fix to last push
2021-03-03 15:20:38 -06:00
Teo Ene
37bf3d836f
Updated coremark .do file for easier debugging
2021-03-03 15:10:39 -06:00
Teo Ene
e6044b9867
Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main
2021-03-02 17:23:44 -06:00
Teo Ene
e7f7f980b3
Updated coremark .do file for easier debugging
2021-03-02 17:23:39 -06:00
Noah Boorstin
21b1c4163c
busybear: add sim-busybear and sim-busybear-batch based on sim-wally
2021-03-01 21:01:15 +00:00
Noah Boorstin
62b441f3f5
busybear: probably discovered bug in ahb code
2021-03-01 20:56:04 +00:00
Noah Boorstin
965d48afe7
busybear: only check pc when it actually changes
2021-03-01 19:08:35 +00:00
Noah Boorstin
4833b36535
busybear: more adapting to new memory system
2021-03-01 18:50:42 +00:00
Noah Boorstin
26d4024b33
busybear: fix bootram range
2021-03-01 17:45:21 +00:00
David Harris
9bcddfa5dd
Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main
2021-03-01 00:09:55 -05:00
David Harris
2543c29839
Initial (untested) implementation of lr and sc
2021-03-01 00:09:45 -05:00
Teo Ene
babe6ce9db
Properly implemented the fix from commit 31c07b2adc
2021-02-28 22:22:04 -06:00
Noah Boorstin
e4bda37354
Merge branch 'main' into busybear
2021-02-28 20:48:23 +00:00
Noah Boorstin
1858c32e9d
add .nfs* files to gitignore
2021-02-28 20:48:01 +00:00
Noah Boorstin
bcc0010498
Merge branch 'main' into busybear
2021-02-28 20:45:08 +00:00
Noah Boorstin
f306d2d2e1
busybear: start preloading bootmem
2021-02-28 20:43:57 +00:00
Noah Boorstin
db86d20d11
busybear: check instead of providing InstrF
2021-02-28 16:46:53 +00:00
Noah Boorstin
a03796a519
busybear: change sstatus, mstatus reset value
2021-02-28 16:19:03 +00:00
Noah Boorstin
6e70ae8b3d
busybear: add 2nd dtim for bootram
2021-02-28 16:08:54 +00:00
Noah Boorstin
edd5e9106d
busybear: remove gpio, start adding 2nd ram
2021-02-28 06:02:40 +00:00
Noah Boorstin
e5e345d161
busybear: instantiate normal wallypipelinedsoc
2021-02-28 06:02:21 +00:00
Ross Thompson
7592a0dacb
Shreya and I found a bug with the exeuction of JAL and JALR instructions. The link was only set in the writeback stage. Once the branch predictor started correctly predicting JAL(R)s the ALU and forwarding logic need to have the PCLinkE at the execution stage in case an instruction in the next two clocks need the data.
2021-02-26 20:12:27 -06:00
Ross Thompson
37e6a45d76
Updating the test bench to include a function radix. Not done.
2021-02-26 19:43:40 -06:00
David Harris
cf03afa880
Eliminated flushing pipeline on CSR reads
2021-02-26 17:00:07 -05:00
David Harris
015b632eb1
Cleaned out unused signals
2021-02-26 09:17:36 -05:00
kaveh pezeshki
c7863d58cd
merged with main to integrate with AHB
2021-02-26 05:37:10 -08:00
Noah Boorstin
ab9247d625
busybear: add main ram loading, better instr checking also
2021-02-26 20:26:54 +00:00
kaveh Pezeshki
ad631ec3a1
fixed sensitivity list on error checking always block, removed useless once and for all
2021-02-26 13:41:16 -05:00
kaveh pezeshki
d32421822c
restored
2021-02-26 02:22:08 -08:00
David Harris
b16846bddb
Clean up bus interface code
2021-02-26 01:03:47 -05:00
David Harris
24f767a404
Retimed peripherals for AHB interface
2021-02-26 00:55:41 -05:00
Brett Mathis
4e6caf64d9
Fcmp/Fsgn pipeline modules
2021-02-25 18:22:30 -06:00
David Harris
c060e427f0
Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main
2021-02-25 15:49:38 -05:00