riscv/rocket-chip
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88 Commits

Author SHA1 Message Date
Wesley W. Terpstra
020fbe8be9 diplomacy: make config.Parameters available in bundle connect() 
This makes it posisble to use Parameters to control Monitors.
However, we need to make all LazyModules carry Parameters.
 2016-12-07 12:24:01 -08:00
Andrew Waterman
915697cb09 Fix FEQ flag generation (#479) 
FEQ is not a signaling comparison (i.e., qNaN is not an invalid input).

Also, minor code cleanup.
 2016-12-06 11:54:29 -08:00
Schuyler Eldridge
36fe024671 CacheName no longer needed in RoCCInterface 
With dcacheParams passed to a RoCC, the CacheName no longer needs to be
specified.
 2016-12-04 19:01:39 -08:00
Schuyler Eldridge
624db2034b Make instantiated RoCC use dcacheParams 2016-12-04 19:01:39 -08:00
Wesley W. Terpstra
b7963eca4e copyright: ran scripts/modify-copyright 2016-11-27 22:15:43 -08:00
Wesley W. Terpstra
4146f6a792 TLB: do not access illegal addresses (#460) 2016-11-26 15:11:42 -08:00
Wesley W. Terpstra
1e0aca7358 dcache: the high bit of s2_req.typ is the SIGN bit (not size) (#455) 2016-11-25 15:26:22 -08:00
Henry Cook
38c5af5bad [rocket] cleanup mshr logic 2016-11-23 12:09:56 -08:00
Henry Cook
dae6772624 factor out common cache subcomponents into uncore.util 2016-11-23 12:09:35 -08:00
Henry Cook
c65c255815 [coreplex] TileId moved to groundtest 2016-11-23 12:08:45 -08:00
Andrew Waterman
5f3fb64ef0 Per ABI, only x1 and x5 should be treated as function returns 
We were doing so for x3 and x7, as well, which could reduce performance
for compilers that happen to perform indirect jumps via t2 (x7).
 2016-11-22 12:01:05 -08:00
Wesley W. Terpstra
5fe107bb07 rocket: pass scratchpad address to block dcache 2016-11-21 21:13:26 -08:00
Wesley W. Terpstra
c18bc07bbc TLB: determine RWX from TL2 properties directly 2016-11-21 21:13:26 -08:00
Henry Cook
28c6be90ab [rocket] require refillcycesperbeat == 1 and remove flowthroughserializer 2016-11-20 19:36:51 -08:00
Henry Cook
ff9b5bf8fc [rocket] nbdcache release bugfix 2016-11-20 19:07:06 -08:00
Henry Cook
3f47d5b5eb [rocket] re-enable working NBDcache (passes Tracegen) 2016-11-19 19:19:16 -08:00
Colin Schmidt
9dd12545d0 [Rocket] Send correct type for iomshr reqs 
Also contain grow param bugfix
 2016-11-19 19:04:06 -08:00
Wesley W. Terpstra
32a1c27441 rocket: disable nbdcache until it's fully ported 2016-11-18 19:55:24 -08:00
Wesley W. Terpstra
452bb2fc80 dcache fix TinyConfig 2016-11-18 19:50:34 -08:00
Henry Cook
2976fd84e4 [rocket] resolve cde/config conflicts 2016-11-18 19:11:34 -08:00
Henry Cook
8b908465e0 [tl2] convert NBDcache to TL2 (WIP; compiles but untested) 2016-11-18 19:04:06 -08:00
Wesley W. Terpstra
37a3c22639 rocketchip: move from using cde to config 2016-11-18 16:18:33 -08:00
Wesley W. Terpstra
30425d1665 rocketchip: eliminate all Knobs 2016-11-18 14:31:42 -08:00
Henry Cook
5bd343bac8 [rocket] d_last && d.fire() => d_done 2016-11-17 18:42:59 -08:00
Henry Cook
1ddccb1b33 [rocket] add TODO for single cycle ack 2016-11-17 18:42:59 -08:00
Henry Cook
e1992d7c55 [rocket] grant addr bugfix 2016-11-16 18:12:06 -08:00
Henry Cook
da7ecfd189 [rocket] probeack vs probeackdata bugfix 2016-11-16 17:27:02 -08:00
Henry Cook
1f51564577 [rocket] dcache probe ack data bugfix 2016-11-16 14:25:21 -08:00
Henry Cook
66a2c5544e [rocket] L1D acquire addr bugfix 2016-11-16 13:38:52 -08:00
Henry Cook
c5e03c9c76 [rocket] dcache release addr bugfix 2016-11-16 13:14:51 -08:00
Wesley W. Terpstra
10e459fedb rocket: change connection between rocketchip and coreplex 
* rtc and dtm are now crossed half-and-half on the two sides
* groundtest no longer uses riscv platform traits
 2016-11-15 18:27:52 -08:00
Henry Cook
0e30364f56 WIP 2016-11-14 13:39:01 -08:00
Henry Cook
c0efd247b0 [tl2] expand firstlast api and L1WB bugfix 2016-11-14 12:12:31 -08:00
Henry Cook
b7730d66f2 WIP bugfixes: run until corrupted WB data (beats repeated) 2016-11-11 18:34:48 -08:00
Henry Cook
71315d5cf5 WIP scala compile and firrtl elaborate; monitor error 2016-11-11 13:07:45 -08:00
Henry Cook
afa1a6d549 WIP uncore and rocket changes compile 2016-11-10 15:57:29 -08:00
Wesley W. Terpstra
92ee498521 rocket scratchpad: support atomics 2016-10-31 11:42:47 -07:00
Wesley W. Terpstra
0cc00e7616 regressions: test scratchpad 2016-10-31 11:42:47 -07:00
Wesley W. Terpstra
545154c1c3 groundtest: make it happy with TL2 addressing 2016-10-31 11:42:47 -07:00
Wesley W. Terpstra
e9725aea2f rocketchip: all of the address map now comes from TL2 2016-10-31 11:42:44 -07:00
Wesley W. Terpstra
b68bc449e7 rocket: put a Fragmenter infront of the scratchpad 2016-10-31 11:42:13 -07:00
Wesley W. Terpstra
825c253a72 rocketchip: move TL2 and cake pattern into Coreplex 2016-10-31 11:42:13 -07:00
Wesley W. Terpstra
11121b6f4c rocket: convert scratchpad to TL2 2016-10-31 11:42:13 -07:00
Wesley W. Terpstra
dddb50a942 BuildTiles: convert to LazyTile 2016-10-31 11:42:13 -07:00
Colin Schmidt
85f3788ab5 initialize s2_hit to solve #401 2016-10-21 14:53:55 -07:00
Andrew Waterman
c22438b822 Fix an overly strict D$ assertion 2016-10-06 15:52:46 -07:00
Andrew Waterman
5980dc160f Don't allow multiple entries for same PC in BTB 
Necessary for RVC forward-progress guarantee.
 2016-10-06 11:30:45 -07:00
Andrew Waterman
eddf1679f5 Use <> instead of := for bi-directional connections 2016-10-04 22:29:39 -07:00
Andrew Waterman
67593fdf2d Explicitly zap some S-mode CSRs when not using S-mode 2016-10-04 22:29:39 -07:00
Andrew Waterman
064c9ebdc6 Don't report I$ fetch faults on TLB misses! 2016-10-04 14:37:25 -07:00