Commit Graph

427 Commits

Author SHA1 Message Date
David Harris
5670f77de2 More unused signal cleanup 2022-05-12 15:21:09 +00:00
David Harris
4edf9b6355 More unused signal cleanup 2022-05-12 15:15:30 +00:00
David Harris
1aa3e65bae Removed more unused signals, simplified csri state 2022-05-12 15:10:10 +00:00
David Harris
e2e63ca9a8 Clean up unused signals 2022-05-12 14:49:58 +00:00
David Harris
f17501ed8c Removing unused signals 2022-05-12 14:36:15 +00:00
David Harris
545d46acb9 Simplifed mstatus.TSR handling 2022-05-12 14:09:52 +00:00
David Harris
1e7401daa0 Fixed typo in csrm 2022-05-12 06:55:39 -07:00
mmasserfrye
999754801c Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2022-05-12 07:24:04 +00:00
mmasserfrye
6cba6a92ba filled in ppa.sv, madzscript.py now synthesizes in parallel in puts results in csv 2022-05-12 07:22:06 +00:00
David Harris
9999f69922 Added MCONFIGPTR CSR hardwired to 0 2022-05-12 04:31:45 +00:00
David Harris
9dd378098f merged ppa.sv 2022-05-11 18:14:16 +00:00
David Harris
1f761c4e06 PPA script progress 2022-05-11 18:11:51 +00:00
mmasserfrye
552a55d631 ed
modified ppa.sv
2022-05-11 16:22:12 +00:00
David Harris
8166fd772e Added M prefix for MTimerInt and MSwInt to distinguish from future supervisor SwInt 2022-05-11 15:08:33 +00:00
David Harris
137b411bea Removed M suffix from interrupts because they are generated asynchronously to pipeline 2022-05-11 14:41:55 +00:00
David Harris
490902a655 Updated PPA experiment 2022-05-10 23:09:42 +00:00
David Harris
bb24aebebd Initial PPA study 2022-05-10 20:48:47 +00:00
David Harris
04fd22aeb0 endian swapper 2022-05-08 06:51:50 +00:00
David Harris
4f1b0fdc64 Preliminary support for big endian modes. Regression passes but no big endian tests written yet. 2022-05-08 06:46:35 +00:00
David Harris
1a5bfcf078 Fixed bug in delegated interrupts not being taken 2022-05-08 04:50:27 +00:00
David Harris
a516f89f22 WFI terminates when an interrupt is pending even if interrupts are globally disabled 2022-05-08 04:30:46 +00:00
David Harris
412d4656ed Zero'd wfiM when ZICSR not supported to fix hang in E tests 2022-05-05 15:32:13 +00:00
David Harris
7f42ff06d2 SFENCE.VMA should be illegal in user mode 2022-05-05 15:15:02 +00:00
David Harris
f436e93fc5 SFENCE.VMA should be illegal in user mode 2022-05-05 14:59:52 +00:00
David Harris
9b7aab122e wally32priv and wally64priv now passing WALLY-status-tw. Fixed privileged.sv to produce the correct EPC on timeouts 2022-05-05 14:37:21 +00:00
David Harris
1a7599ce94 Changed WFI to stall pipeline in memory stage 2022-05-05 02:03:44 +00:00
David Harris
8a43d6099b Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2022-05-03 18:32:04 +00:00
David Harris
4b91fddc0a Illegal instruction fault when running FPU instruction with STATUS_FS = 0 2022-05-03 18:32:01 +00:00
David Harris
3efbd2565a Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-05-03 08:53:35 -07:00
David Harris
20bbe43a23 clean up sram1p1rw; still doesn't work on Modelsim 2022.1 2022-05-03 08:31:54 -07:00
David Harris
1166c40059 FPU generates illegal instruction if MSTATUS.FS = 00 2022-05-03 11:56:31 +00:00
David Harris
bcd8728b3e Switched to behavioral comparator for best PPA 2022-05-03 11:00:39 +00:00
David Harris
b4a422f771 Comparator experiments 2022-05-03 10:54:30 +00:00
David Harris
057524b840 Formatting cache.sv 2022-05-03 10:53:20 +00:00
David Harris
9e50c3440d sram1p1rw extra bits are complaining on Tera and VLSI; roll back to two always blocks to fix on Tera 2022-05-03 03:50:41 -07:00
David Harris
0df73d203b Rewriting sram1p1rw to combine CacheData into a single always_ff. Extra bits are still giving warning on VLSI that don't make sense. 2022-05-03 03:45:41 -07:00
David Harris
9e47fca2b7 Changed loop variable in CLINT because of error only seen on VLSI 2022-05-03 10:10:28 +00:00
David Harris
515270a8cf Added torture.tv test vectors 2022-04-27 13:08:36 +00:00
David Harris
cce0a421be Checked in torture.tv 2022-04-27 13:06:24 +00:00
David Harris
9d82232c14 Cleaned up canonical NaNs and removed denorm outputs in baby_torture.tv 2022-04-26 19:41:30 +00:00
Kip Macsai-Goren
33875b20b5 fixed initial value, timing on fs bits changing after floating point instruction 2022-04-25 19:17:29 +00:00
David Harris
0957b7040d Restored MPRV behavior per spec 2022-04-25 14:52:18 +00:00
David Harris
1a8369b02b Added dummy mstatus byte endianness fields tied to 0, mstatush register, removed UIE and UPIE depricated fields 2022-04-25 14:49:00 +00:00
David Harris
142636173e Added MTINST hardwired to 0, and added timeout of U-mode WFI 2022-04-24 20:00:02 +00:00
David Harris
28e8aa4f97 Fixed InstrMisalignedFaultM mtval 2022-04-24 17:31:30 +00:00
David Harris
ffecdda6e6 Improved priority order and mtval of traps to match spec 2022-04-24 17:24:45 +00:00
David Harris
04b0579b89 Extended sim time to fully boot Linux. Added comments to hazard unit 2022-04-24 13:51:00 +00:00
Kip Macsai-Goren
bd87af478a Changed mtval for instruction misaligned fault to get address from ieuAdrM (Jal/branch target address) 2022-04-22 22:46:11 +00:00
bbracker
9c1e398bb5 change how tristate I/O is spoofed in GPIO loopback test 2022-04-21 10:31:16 -07:00
David Harris
1e19cf9f14 Simplified profile for UART boot; added warnings on UART Rx errors 2022-04-21 04:54:45 +00:00