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Author SHA1 Message Date
Ross Thompson
615fd41e7b Added states and all control and data path logic to support d cache flush. This is currently untested; however the existing regresss test passes. 2021-09-16 18:32:29 -05:00
Ross Thompson
348187ea70 Added counters to walk through d cache flush. 2021-09-16 17:12:51 -05:00
Ross Thompson
d901f60a6d Added flush controls to cachway. 2021-09-16 16:56:48 -05:00
Ross Thompson
cae350abb7 Added invalidate to icache. 2021-09-16 16:15:54 -05:00
bbracker
a158558b83 Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2021-09-15 17:31:11 -04:00
bbracker
ff5379fd95 fix regression 2021-09-15 17:30:59 -04:00
kipmacsaigoren
97c474327c changed priority circuits for synthesis and light cleanup 2021-09-15 12:24:24 -05:00
kipmacsaigoren
2cd2fe0828 Added git things to make it all a little nicer and synthesis work. 2021-09-15 12:15:53 -05:00
David Harris
9ae25b0cea Added Zfencei support in instruction decoder and configurations. Also added riscv-arch-test 32-bit tests to regression. 2021-09-15 13:14:00 -04:00
bbracker
ee1503a249 created script to determine which functions are most frequently used 2021-09-14 19:41:05 -04:00
bbracker
2738e9c900 IRQ timing template 2021-09-13 18:48:28 -04:00
David Harris
92385a1d51 Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2021-09-13 12:41:07 -04:00
David Harris
9fa048980d Fixed MTVAL contents during breakpoint. Now all riscv-arch-test vectors pass in rv32 and rv64 2021-09-13 12:40:40 -04:00
Ross Thompson
c60edb1a04 Merge branch 'main' into fpga 2021-09-13 09:45:59 -05:00
Ross Thompson
cd6d1e0b12 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2021-09-13 09:41:34 -05:00
David Harris
7be1160a48 Cleaned up wally-arch test scripts 2021-09-13 00:02:32 -04:00
David Harris
bbb6c7bef7 Restored old integer divider 2021-09-12 22:07:52 -04:00
Ross Thompson
296da4f437 FPGA test bench and test program. 2021-09-12 20:41:54 -05:00
David Harris
dd1e7548ed Modified rxfull determination in UART, started division 2021-09-12 20:00:24 -04:00
Ross Thompson
3e590717c2 Removed one more genout bit. 2021-09-11 18:42:47 -05:00
Ross Thompson
9cbc6755df Merge branch 'main' into fpga 2021-09-11 16:00:23 -05:00
Ross Thompson
5922bae299 Added calibration input. 
fixed HRESP duplication.
 2021-09-11 15:59:27 -05:00
Ross Thompson
be864abcc5 Fixed bug with or_rows. 
If ROWS == 1 then the output was always X.  Fixed by adding if to check if ROWS==1.
 2021-09-11 15:51:11 -05:00
Ross Thompson
570aab4275 Fixed FPGA synthesis bug in the fpdiv fsm. Was creating latches. 2021-09-11 15:40:27 -05:00
Ross Thompson
5744796431 Fixed dcache to prevent latches in FPGA synthesized design. 2021-09-11 12:03:48 -05:00
Ross Thompson
1656f88871 Merge branch 'fpga' of github.com:davidharrishmc/riscv-wally into fpga 2021-09-09 15:49:45 -05:00
Ross Thompson
af74a8c5cb Third attempt at fixing the write enables for the icache cacheway. 2021-09-09 15:49:27 -05:00
Ross Thompson
6f4542f063 Third attempt at fixing the write enables for the icache cacheway. 2021-09-09 15:08:10 -05:00
Ross Thompson
6965bde95c Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 
Refixed some bit width issues in the icache.
 2021-09-09 12:44:02 -05:00
Ross Thompson
1d370ca71f fixed some lint bugs. 2021-09-09 12:38:57 -05:00
bbracker
4a17af5b7c Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2021-09-09 13:22:31 -04:00
bbracker
3a520cb540 changed fix_mem to not use hardcoded file names 2021-09-09 13:22:24 -04:00
David Harris
12bd351edf Lint cleaning, riscv-arch-test testing 2021-09-09 11:05:12 -04:00
David Harris
9480f8efdb Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2021-09-08 16:00:12 -04:00
David Harris
118cb7fb87 Added testbench-arch for riscv-arch-test suite 2021-09-08 15:59:40 -04:00
Ross Thompson
86fbe2a654 Changed configs to support 4 ways set associative caches. 2021-09-08 12:52:49 -05:00
Ross Thompson
6550f38af9 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2021-09-08 12:47:03 -05:00
Ross Thompson
a15d6c1c96 Slight modification to wave file. 2021-09-08 10:40:46 -05:00
bbracker
bb84354a47 fixed bug where M mode was sensitive to S mode traps 2021-09-07 19:14:39 -04:00
bbracker
f8272c45d1 make testbench successfully deactivate TimerIntM so as to create a nice pulse 2021-09-07 15:36:47 -04:00
Ross Thompson
49e75d579c Set associate icache working, but way 0 is never written. 2021-09-07 12:46:16 -05:00
bbracker
da9a366d20 No longer forcing CSRReadValM because that can feedback to corrupt some CSRs 2021-09-06 22:59:54 -04:00
Ross Thompson
05455f8392 Changed name of memory in icache. 2021-09-06 20:54:52 -05:00
bbracker
502ddb3bb5 help in case a script is run accidentally 2021-09-06 16:23:45 -04:00
bbracker
b3bc3cf6d0 modified testbench to not allow Wally to generate its own interrupts (because of fundamental interrupt imprecision limitations) 2021-09-04 19:49:26 -04:00
bbracker
c463f177e9 restore functionality of being able to turn on waves at a certain instruction count; restore linux-waves.do because wave.do seems to be in disrepair 2021-09-04 19:45:04 -04:00
bbracker
135404174e switching over to hopefully more consistent QEMU simulated clock 2021-09-04 19:43:39 -04:00
bbracker
9fde9f09f2 replace triple gdb breakpoint continue with a double breakpoint ignore in hopes of improving parsing 2021-09-04 19:41:55 -04:00
James E. Stine
02a1fda650 Not sure I understand the Misaligned hptw - seems like a bug and should be L1_ADR instead of L0_ADR 2021-09-03 10:26:38 -05:00
bbracker
f1a39b467d output trace to linux-testvectors folder 2021-09-01 17:37:46 -04:00