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635 Commits 14 Branches 1 Tag 31 MiB
532c8771ba
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31 Commits

Author SHA1 Message Date
Ross Thompson
532c8771ba major progress. 
It's running the icache is imperas tests now.
Compressed does not work yet.
 2021-04-21 08:39:54 -05:00
Ross Thompson
f3093ac612 Why was the linter messed up? 
There are a number of combo loops which need fixing outside the icache.  They may be fixed in main.
We get to instruction address 50 now!
 2021-04-20 22:06:12 -05:00
Ross Thompson
99424fb983 Progress on icache. Fixed some issues aligning the PC with instruction. Still broken. 2021-04-20 21:19:53 -05:00
Ross Thompson
251ece20fe Broken icache. Design is done. Time to debug. 2021-04-20 19:55:49 -05:00
Jarred Allen
3717699ad9 Add a comment to explain a detail 2021-04-14 23:14:59 -04:00
Jarred Allen
892dfd5a9b More icache bugfixes 2021-04-14 19:03:33 -04:00
Jarred Allen
fc8b8ad7aa A few more cache fixes 2021-04-13 01:07:40 -04:00
Jarred Allen
39bf2347bc Fix error when reading an instruction that crosses a line boundary 2021-03-25 18:47:23 -04:00
Jarred Allen
32829bf7a1 Remove old icache 2021-03-25 15:46:35 -04:00
Jarred Allen
5f4feb0ff1 Works for misaligned instructions not on line boundaries 2021-03-25 15:42:17 -04:00
Jarred Allen
3b4f0141f4 Begin work on compressed instructions 2021-03-25 14:43:10 -04:00
Jarred Allen
0290568a52 Make cache output NOP after a reset 2021-03-25 13:18:30 -04:00
Jarred Allen
602271ff7b rv64i linear control flow now working 2021-03-25 13:02:26 -04:00
Jarred Allen
ba95557c44 More progress on icache controller 2021-03-25 13:01:11 -04:00
Jarred Allen
ad0d77e9e1 Begin rewrite of icache module to use a direct-mapped scheme 2021-03-25 13:01:10 -04:00
Jarred Allen
b774d35c34 Output NOP instead of BAD when reset 2021-03-25 12:42:48 -04:00
Jarred Allen
0f8fe8fb3b Document some internal signals 2021-03-23 00:10:35 -04:00
Jarred Allen
6ffa01cc4d Add comments explaining icache inputs 2021-03-23 00:07:39 -04:00
Jarred Allen
827993598d Small commit to see if new hook tests non-main branch 2021-03-22 23:57:01 -04:00
Jarred Allen
6ce52f9b80 Remove DelaySideD since it isn't needed 2021-03-22 15:13:23 -04:00
Jarred Allen
b871bfe714 Update icache interface 2021-03-22 15:04:46 -04:00
Jarred Allen
f9cf05a7d4 Fix bug with PC incrementing 2021-03-20 18:06:03 -04:00
Jarred Allen
a2bf5ac202 Fix another bug in the icache (why so many of them?) 2021-03-20 17:54:40 -04:00
Jarred Allen
c5f99c4a34 Revert "Change flop to listen to StallF" 
This reverts commit c8028710a5.
 2021-03-20 17:34:19 -04:00
Jarred Allen
c8028710a5 Change flop to listen to StallF 2021-03-20 17:04:13 -04:00
Jarred Allen
a82aa23399 Fix icache for jumping into misaligned instructions 2021-03-16 16:57:51 -04:00
Jarred Allen
ac9fd5a323 Fix BEQZ tests 2021-03-14 15:42:27 -04:00
Jarred Allen
deb13f34bb Get non-jump case working 2021-03-14 14:46:21 -04:00
Jarred Allen
3172be3039 More progress 2021-03-09 21:16:07 -05:00
Jarred Allen
41f682f848 Partial progress towards compressed instructions 2021-03-04 18:30:26 -05:00
Jarred Allen
106718b196 Remove rd2, working for non-compressed 2021-03-04 16:46:43 -05:00