kaveh pezeshki
62d9185212
Merge remote-tracking branch 'origin/tlb_toy' into busybear
2021-02-22 02:23:01 -08:00
Thomas Fleming
21552eaf9d
Create simple TLB
...
This TLB is just a demonstration and is not currently
instantiated by the IFU or DFU.
2021-02-18 18:06:09 -05:00
David Harris
2f5b4c3a25
Resotred part of multiplier for lab 2
2021-02-17 16:14:04 -05:00
David Harris
64536dbc34
Removed multiplier for lab 2
2021-02-17 16:06:16 -05:00
David Harris
dc758a0c7b
Multiplier tweaks
2021-02-17 16:00:27 -05:00
David Harris
3edf910c18
Started to integrate OSU divider
2021-02-17 15:38:44 -05:00
David Harris
cb0054b524
Multiply instructions working
2021-02-17 15:29:20 -05:00
Noah Boorstin
5835641c6c
busybear testbench: check (almost) all the CSRs
2021-02-16 20:03:24 -05:00
David Harris
8dec69c2ce
Added MUL
2021-02-15 22:27:35 -05:00
bbracker
9231646fb3
bus rw bugfix and peripherals testing
2021-02-12 00:02:45 -05:00
Noah Boorstin
14cde0d59c
Change CSR reset and available bits to conform to OVPsim
...
Now actually keeping perfectly in line with OVP for the first 100k instrs. Yay.
2021-02-04 22:03:45 +00:00
Brett Mathis
79cb7ed571
Parallel FSR's and F CTRL logic
2021-02-04 02:25:55 -06:00
David Harris
91f6858de7
Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main
2021-02-02 19:44:43 -05:00
David Harris
a44c2abb12
Minor tweaks
2021-02-02 19:44:37 -05:00
Noah Boorstin
00d9e13d68
same thing but do that right this time
2021-02-02 21:47:15 +00:00
Noah Boorstin
56ff32f857
change undefined syntax in extend.sv
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don't need verilator execption anymore
2021-02-02 21:39:20 +00:00
David Harris
d56d7a75a6
Rename ifu/dmem/ebu signals to match uarch diagram
2021-02-02 15:09:24 -05:00
David Harris
aee44bb343
Changed DTIM latency to 2 cycles
2021-02-02 14:22:12 -05:00
David Harris
4fbb5f0f1b
Cleaned up hazard interface
2021-02-02 13:53:13 -05:00
David Harris
c23afbda3a
Moved LoadStall generation to IEU
2021-02-02 13:42:23 -05:00
David Harris
aad1d3d7dd
Moved writeback pipeline registers from datapth into DMEM and CSR
2021-02-02 13:02:31 -05:00
David Harris
9d7e242596
Moved fpu to temporary location to fix compile and cleaned up interface formatting
2021-02-01 23:44:41 -05:00
Brett Mathis
94de3e9fb2
OSU FPU IP initial commit
2021-02-01 19:33:43 -06:00
David Harris
056b147b13
Renamed DCU to DMEM
2021-02-01 18:52:22 -05:00
David Harris
396cea1ea7
Reorganized src hierarchically
2021-01-30 11:50:37 -05:00
David Harris
fc1fb94217
Working on reading instruction from TIM
2021-01-30 01:57:51 -05:00
David Harris
61fd7c4499
Adding stalls for memory delays
2021-01-30 01:43:49 -05:00
David Harris
9c81278f28
Added HCLK and HRESETn
2021-01-30 00:56:12 -05:00
David Harris
a357f2a0e7
Connected AHB bus to Uncore
2021-01-29 23:43:48 -05:00
David Harris
73a584b223
Added SATP, PMPCFG0-3, PMPADDR0 CSRs for Linux team
2021-01-29 18:06:36 -05:00
David Harris
e700e404c9
Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main
2021-01-29 17:29:01 -05:00
David Harris
9a51bb27c3
Implemented adrdec for uncore
2021-01-29 17:28:53 -05:00
Teo Ene
9eafdbe349
- Removed latch on CSRCReadValM in csrc.sv
...
- Changed top level to wallypipelinedhart
2021-01-29 15:56:51 -06:00
David Harris
dc2443c55b
Moving data memory to uncore
2021-01-29 15:37:51 -05:00
David Harris
ed3cb83c10
Added ahblite bus interface unit
2021-01-29 01:07:17 -05:00
David Harris
618c6e4813
Renamed modules in privileged unit
2021-01-28 23:21:12 -05:00
David Harris
05b755958f
Hint to optimize ifu
2021-01-28 21:40:48 -05:00
David Harris
fe0876027f
Fixed floating signals in clint and ieu
2021-01-28 15:44:05 -05:00
David Harris
ad5d4793b6
Fixed c.jr instruction improperly writing ra
2021-01-28 15:18:23 -05:00
David Harris
f95d0690ca
Created DCU and moved memdp into DCU
2021-01-28 01:03:12 -05:00
David Harris
a50b6c2a15
Provided PC + 2 or 4 (PCLink) for JAL
2021-01-28 00:22:05 -05:00
David Harris
824014c5c0
Repartitioned with Instruction Fetch Unit, Integer Execution Unit
2021-01-27 22:49:47 -05:00
David Harris
616afaba69
Moved privileged unit from datapath to hart
2021-01-27 07:46:52 -05:00
David Harris
b88508ca11
Repartitioned datapath and controller into ieu
2021-01-27 06:40:26 -05:00
David Harris
1d9c741c00
Reset Vector moved to config file
2021-01-25 15:57:36 -05:00
David Harris
fa18052348
Added test configurations
2021-01-25 11:28:43 -05:00
Noah Boorstin
aea1c0cd2e
small busybear testbench changes
2021-01-24 20:43:47 -05:00
Noah Boorstin
e7288716f7
Linux testbench works now
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Added parameterized PCSTART to allow compatibility between imperas and busybear tests
Hopefully we are done with the "busybear" branch, please don't use it for future work
2021-01-24 17:10:00 -05:00
Noah Boorstin
12a8f83025
Merge branch 'busybear' into main
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Merging busybear testbench into main, keeping main edits of wally src
2021-01-24 16:28:36 -05:00
Noah Boorstin
b08b86f561
sucessfully simulate first 30 instructions
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still need to find a better solution to InstrAccessFault/DataAccessFault though
2021-01-23 19:01:44 -05:00