Commit Graph

74 Commits

Author SHA1 Message Date
Jarred Allen
d99b8f772e Merge from branch 'main' 2021-04-08 17:19:34 -04:00
Thomas Fleming
303c2c4839 Implement support for superpages 2021-04-08 02:44:59 -04:00
Thomas Fleming
fdb20ee1cf Implement sfence.vma and fix tlb writing 2021-04-01 15:55:05 -04:00
Thomas Fleming
eca2427f94 Merge remote-tracking branch 'origin/main' into main
Bring icache and MMU code together

Conflicts:
	wally-pipelined/src/ifu/ifu.sv
	wally-pipelined/testbench/testbench-imperas.sv
2021-03-30 22:24:47 -04:00
Thomas Fleming
7126ab7864 Complete basic page table walker 2021-03-30 22:19:27 -04:00
ushakya22
6b9ae41302 Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2021-03-30 15:25:07 -04:00
Jarred Allen
631454ccf9 Merge branch 'cache2' into cache
Conflicts:
	wally-pipelined/testbench/testbench-imperas.sv
2021-03-30 13:32:33 -04:00
Jarred Allen
7ca57cc4fc Merge branch 'main' into cache
Conflicts:
	wally-pipelined/regression/wave-dos/ahb-waves.do
	wally-pipelined/src/ifu/ifu.sv
	wally-pipelined/testbench/testbench-busybear.sv
	wally-pipelined/testbench/testbench-imperas.sv
2021-03-30 12:55:01 -04:00
Jarred Allen
39bf2347bc Fix error when reading an instruction that crosses a line boundary 2021-03-25 18:47:23 -04:00
ShreyaSanghai
139c2076a1 Removed PCW and InstrW from ifu 2021-03-26 01:53:19 +05:30
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
bbracker
02e924e55a instrfaults not respecting stalls bugfix 2021-03-25 00:16:26 -04:00
Jarred Allen
4410944049 Merge branch 'main' into cache 2021-03-23 23:35:36 -04:00
Shreya Sanghai
1d6a2989ed PC counts branch instructions 2021-03-23 14:25:51 -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
279c09b27c Merge changes from main 2021-03-18 18:58:10 -04:00
Shreya Sanghai
bbe0957df5 Merge branch 'gshare' into main
Conflicts:
	wally-pipelined/regression/wave.do
2021-03-18 17:25:48 -04:00
Ross Thompson
1091dd10c1 Switched to gshare from global history.
Fixed a few minor bugs.
2021-03-18 16:05:59 -05:00
Ross Thompson
8f4051543c Fixed minor bug with the size of gshare. 2021-03-18 16:00:09 -05:00
Shreya Sanghai
eb86bfc084 removed unnecesary PC registers in ifu 2021-03-18 16:31:21 -04:00
Thomas Fleming
7f7597e667 Connect tlb, pagetablewalker, and memory 2021-03-18 14:35:46 -04:00
Shreya Sanghai
36f0631203 added gshare and global history predictor 2021-03-16 17:03:01 -04:00
Jarred Allen
a82aa23399 Fix icache for jumping into misaligned instructions 2021-03-16 16:57:51 -04:00
Shreya Sanghai
9eed875886 added global history branch predictor 2021-03-16 16:06:40 -04:00
Jarred Allen
ac9fd5a323 Fix BEQZ tests 2021-03-14 15:42:27 -04:00
Jarred Allen
926235b180 Merge upstream changes 2021-03-14 14:57:53 -04:00
Jarred Allen
deb13f34bb Get non-jump case working 2021-03-14 14:46:21 -04:00
Ross Thompson
6ee97830f7 Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2021-03-12 14:58:04 -06:00
Ross Thompson
7743d8edc3 Cleanup of the branch predictor flush and stall controls. 2021-03-12 14:57:53 -06:00
Thomas Fleming
1294235837 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main
Conflicts:
	wally-pipelined/src/ebu/ahblite.sv
2021-03-11 00:15:58 -05:00
Jarred Allen
ae9bcc174d Merge upstream changes 2021-03-09 21:20:34 -05:00
Jarred Allen
3172be3039 More progress 2021-03-09 21:16:07 -05:00
Ross Thompson
301166d062 Oups. I forgot to update other do files with the commands to preload the branch predictor memories. 2021-03-05 15:23:53 -06:00
Thomas Fleming
2e2eb5839f Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2021-03-05 13:35:44 -05:00
Thomas Fleming
7e11317a2d Export SATP_REGW from csrs to MMU modules 2021-03-05 01:22:53 -05:00