Andrew Waterman
|
766bac88f8
|
refactor D$ writebacks and flushes
MSHRs now arbitrate for writebacks and handle flushes.
|
2012-03-09 02:55:46 -08:00 |
|
Andrew Waterman
|
ff2e47f380
|
Merge branch 'master' of github.com:ucb-bar/riscv-rocket
|
2012-03-09 02:08:55 -08:00 |
|
Yunsup Lee
|
a1b30282dd
|
major refactoring on vector exception interface
|
2012-03-09 01:09:22 -08:00 |
|
Yunsup Lee
|
8acbe98f53
|
change how fence.*.cv works, now control processor stalls on the fence instruction
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2012-03-08 23:32:31 -08:00 |
|
Henry Cook
|
22726ae646
|
icache and htif now obey require_ack field of TransactionReply. Avoids extraneous TransactionFinish on prefetcher-supplied icache data
|
2012-03-08 18:47:32 -08:00 |
|
Henry Cook
|
4d2e7172f6
|
Added require_ack field to TransactionReply bundle
|
2012-03-08 18:07:44 -08:00 |
|
Henry Cook
|
35c4bd4084
|
Hub addr comparison bug fix
|
2012-03-08 16:39:05 -08:00 |
|
Henry Cook
|
788ad327da
|
Fixed dependency queue bug in Broadcast Hub
|
2012-03-08 11:36:10 -08:00 |
|
Henry Cook
|
7f43dee0c9
|
PriorityEncoder apply() no longer has recursive depth param
|
2012-03-08 01:04:26 -08:00 |
|
Andrew Waterman
|
5a7c5772a8
|
clearly distinguish PPN and cache tag
|
2012-03-07 23:11:17 -08:00 |
|
Andrew Waterman
|
941873bad1
|
coherence hub fixes
|
2012-03-07 21:03:44 -08:00 |
|
Henry Cook
|
7deff5fbe2
|
Broadcast hub bug fixes for load uncached mem req and store uncached xact rep
|
2012-03-07 11:40:49 -08:00 |
|
Andrew Waterman
|
c09eeb7fd2
|
fix D$ next-state logic
it was using the CPU command from the wrong pipeline stage,
which was a don't-care with ThreeStateIncoherence.
|
2012-03-07 01:42:08 -08:00 |
|
Andrew Waterman
|
a0c9452b86
|
change D$ to use FourStateCoherence protocol
instead of ThreeStateIncoherence.
|
2012-03-07 01:26:35 -08:00 |
|
Andrew Waterman
|
6e2610b0ad
|
fix Mux1H for bundles
|
2012-03-06 23:38:36 -08:00 |
|
Yunsup Lee
|
81dcb194d3
|
new vector exception interface
|
2012-03-06 22:39:15 -08:00 |
|
Henry Cook
|
47a2097507
|
unified coherence trait functions
|
2012-03-06 17:33:11 -08:00 |
|
Henry Cook
|
3dd404dcf4
|
hub code cleanup
|
2012-03-06 17:01:47 -08:00 |
|
Henry Cook
|
c0ed010bc9
|
newTransactionOnMiss()
|
2012-03-06 15:54:41 -08:00 |
|
Henry Cook
|
962e5a54af
|
Added store dependency queues to BroadcastHub. Minor improvements to utils.
|
2012-03-06 15:54:41 -08:00 |
|
Andrew Waterman
|
499c5b4a2e
|
automatically infer MEM_TAG_BITS
|
2012-03-06 15:49:28 -08:00 |
|
Andrew Waterman
|
6e16b04ada
|
implement transaction finish messages
|
2012-03-06 15:48:08 -08:00 |
|
Yunsup Lee
|
dba99e07a9
|
set MEM_TAG_BITS to 5 when HAVE_VEC is true, since NMSHR=4
|
2012-03-06 08:54:21 -08:00 |
|
Andrew Waterman
|
5f33ab24b0
|
fix merge conflict
oops :(
|
2012-03-06 02:02:53 -08:00 |
|
Andrew Waterman
|
5f12990dfb
|
support memory transaction aborts
|
2012-03-06 00:35:02 -08:00 |
|
Henry Cook
|
950b5cd900
|
Added aborted data dequeueing state machine for BroadcastHub
|
2012-03-05 17:44:30 -08:00 |
|
Henry Cook
|
5c66a6699c
|
Broadcast hub control logic bugfixes and code cleanup
|
2012-03-05 17:27:55 -08:00 |
|
Yunsup Lee
|
a950d526d2
|
add prefetch count queue
|
2012-03-05 12:09:41 -08:00 |
|
Yunsup Lee
|
d4ec7ff4d9
|
refined vector exception interface
|
2012-03-03 16:11:54 -08:00 |
|
Yunsup Lee
|
e28a551368
|
refactor code related to vector exceptions
- revisied interfaces
- new instructions
|
2012-03-03 15:15:00 -08:00 |
|
Yunsup Lee
|
f9fb3978ca
|
fix store prefetch bug, it no longer occupies an entry in the sdq
|
2012-03-03 15:14:59 -08:00 |
|
Henry Cook
|
1b3307df32
|
Removed has_data fields from all coherence messages, increased message type names to compensate
|
2012-03-02 23:51:53 -08:00 |
|
Henry Cook
|
35f97bf858
|
Filled out 4 state coherence functions for cache
|
2012-03-02 21:58:50 -08:00 |
|
Henry Cook
|
00989c58bd
|
Correction to probe reply w/ data handling
|
2012-03-02 17:20:22 -08:00 |
|
Andrew Waterman
|
1e1926ce63
|
flip direction of ioPipe to match ioDecoupled
|
2012-03-02 16:18:32 -08:00 |
|
Henry Cook
|
7406908d4a
|
BroadcastHub can be elaborated by C and vlsi backends
|
2012-03-02 12:19:27 -08:00 |
|
Yunsup Lee
|
54baa0713c
|
hack fence.g.cv to support waiting the control processor
|
2012-03-02 02:10:26 -08:00 |
|
Yunsup Lee
|
1054cec087
|
add vec countq interface
|
2012-03-02 00:43:32 -08:00 |
|
Yunsup Lee
|
8678b3d70c
|
clean up ioDecoupled/ioPipe interface
|
2012-03-01 20:48:46 -08:00 |
|
Andrew Waterman
|
6d03d75835
|
improve D$ internal interfaces
|
2012-03-01 20:20:15 -08:00 |
|
Andrew Waterman
|
28cacd953f
|
D$ cleanup - merge ReplayUnit and MSHRFile
|
2012-03-01 19:30:56 -08:00 |
|
Andrew Waterman
|
52101373e0
|
clean up D$ store data unit
|
2012-03-01 19:20:00 -08:00 |
|
Henry Cook
|
da39810bb2
|
Fixed elaboration errors in LockingArbiter and BoradcastHub. Fixed ioDecoupled direction error in XactTracker
|
2012-03-01 18:24:22 -08:00 |
|
Henry Cook
|
9d7707a0a2
|
Made xact_rep an ioValid, removed has_data member
|
2012-03-01 18:24:21 -08:00 |
|
Yunsup Lee
|
c7b01230f4
|
fix mul/div when waddr=0, can't believe torture didn't find this one
|
2012-03-01 10:15:27 -08:00 |
|
Henry Cook
|
c6162ac743
|
Unified hub ios. Fixed some hub elaboration errors.
|
2012-03-01 01:20:57 -08:00 |
|
Yunsup Lee
|
a8ef5e9e27
|
change NMSHR when HAVE_VEC is true
|
2012-03-01 01:07:47 -08:00 |
|
Yunsup Lee
|
6847160343
|
refactor arbiter priorities
|
2012-03-01 00:22:34 -08:00 |
|
Yunsup Lee
|
f641b44fb8
|
changes after the module uniquify bug fix
|
2012-02-29 22:00:59 -08:00 |
|
Henry Cook
|
813ffcbf3e
|
Finished broadcast hub with split mem req types. Untested.
|
2012-02-29 17:58:15 -08:00 |
|