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614 Commits 4 Branches 2 Tags 53 MiB
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43 Commits

Author SHA1 Message Date
Domenico Ottolia
d5f86fadac Add tests for sepc register 2021-04-20 23:50:53 -04:00
Domenico Ottolia
e02ff60b07 Fix synthesis warnings for privileged unit (replace 'initial' settings) 2021-04-20 17:57:56 -04:00
Domenico Ottolia
b1cd107a00 Add tests for scause and ucause 2021-04-15 19:41:25 -04:00
Domenico Ottolia
a149f2f3d8 Add support for vectored interrupts 2021-04-15 19:13:42 -04:00
bbracker
da22308e60 csri lint improvement 2021-04-15 09:05:53 -04:00
bbracker
ccff1e6c99 rv64 interrupt servicing 2021-04-14 10:19:42 -04:00
Thomas Fleming
ae888b5705 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 
Conflicts:
	wally-pipelined/src/ebu/pagetablewalker.sv
 2021-04-13 13:42:03 -04:00
Thomas Fleming
f0c926cf68 Move InstrPageFault to fetch stage 2021-04-13 13:39:22 -04:00
Teo Ene
0bffac2c74 Various code syntax changes to bring HDL to a synthesizable level 2021-04-13 11:27:12 -05:00
Domenico Ottolia
1bdfac6a77 Cause an Illegal Instruction Exception when attempting to write readonly CSRs 2021-04-08 05:12:54 -04:00
Thomas Fleming
f9bf2fbc01 Implement sfence.vma and fix tlb writing 2021-04-01 15:55:05 -04:00
Thomas Fleming
4b2765f8e2 Complete basic page table walker 2021-03-30 22:19:27 -04:00
Thomas Fleming
89a2fe5741 Finish finite state machines for page table walker 2021-03-25 02:48:40 -04:00
Thomas Fleming
4f01aae844 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2021-03-25 02:35:21 -04:00
bbracker
5327dcfcc8 instrfaults not respecting stalls bugfix 2021-03-25 00:16:26 -04:00
bbracker
3e656fc035 future work comment about suspicious-looking verilog in csri.sv 2021-03-25 00:10:44 -04:00
Thomas Fleming
f2604797fb Add all PMP addr registers 2021-03-24 21:58:33 -04:00
Shreya Sanghai
09b90557f7 PC counts branch instructions 2021-03-23 14:25:51 -04:00
Shreya Sanghai
dfc86539cc Merge branch 'gshare' into main 
Conflicts:
	wally-pipelined/regression/wave.do
 2021-03-18 17:25:48 -04:00
Thomas Fleming
859d242d81 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2021-03-18 14:36:42 -04:00
Thomas Fleming
062c4d40da Connect tlb, pagetablewalker, and memory 2021-03-18 14:35:46 -04:00
Noah Boorstin
847bf0b9a6 change ifndef to generate/if 2021-03-18 12:50:19 -04:00
Shreya Sanghai
23a7c8cd92 made performance counters count branch misprediction 2021-03-16 11:24:17 -04:00
Shreya Sanghai
518618ad38 Merge branch 'counters' into main 
added a configurable number of performance counters
 2021-03-16 11:01:30 -04:00
Thomas Fleming
ca2a65770c Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2021-03-05 15:46:51 -05:00
Thomas Fleming
e48dc38869 Export SATP_REGW from csrs to MMU modules 2021-03-05 01:22:53 -05:00
Noah Boorstin
0af002eb2f busybear: make CSRs only weird for us 2021-03-05 00:46:32 +00:00
Shreya Sanghai
f95a1eadd9 fixed bugs 2021-03-04 12:59:45 -05:00
Shreya Sanghai
7cd8f1a592 added performance counters 2021-03-04 11:42:52 -05:00
Noah Boorstin
a267115635 Merge branch 'main' into busybear 2021-02-28 20:45:08 +00:00
Noah Boorstin
856a1079cc busybear: change sstatus, mstatus reset value 2021-02-28 16:19:03 +00:00
David Harris
73920282af Eliminated flushing pipeline on CSR reads 2021-02-26 17:00:07 -05:00
David Harris
0258901865 Cleaned out unused signals 2021-02-26 09:17:36 -05:00
kaveh pezeshki
e8b306bcba merged with main to integrate with AHB 2021-02-26 05:37:10 -08:00
David Harris
7737b0f709 Fixed fetch stall after jump in bus unit 2021-02-23 09:08:57 -05:00
Noah Boorstin
43f9abdbed busybear testbench: check (almost) all the CSRs 2021-02-16 20:03:24 -05:00
David Harris
cc42655789 More memory interface, ALU testgen 2021-02-15 10:10:50 -05:00
Noah Boorstin
c03f69fb80 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
David Harris
756352f129 Minor tweaks 2021-02-02 19:44:37 -05:00
David Harris
429f48e766 Rename ifu/dmem/ebu signals to match uarch diagram 2021-02-02 15:09:24 -05:00
David Harris
bb83fda1d8 Moved writeback pipeline registers from datapth into DMEM and CSR 2021-02-02 13:02:31 -05:00
David Harris
92bf1674b4 Moved fpu to temporary location to fix compile and cleaned up interface formatting 2021-02-01 23:44:41 -05:00
David Harris
07af481b67 Reorganized src hierarchically 2021-01-30 11:50:37 -05:00