riscv/rocket-chip
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Author SHA1 Message Date
Henry Cook 9631b6081e Merge branch 'tilelink-data' 
Conflicts:
	src/package.scala
 2013-05-23 14:53:10 -07:00
Henry Cook cf02f1ef01 use new locking round robin arbiter 2013-05-23 14:16:50 -07:00
Henry Cook 4c1f105ce9 added PairedData link type with matching crossbar, ported tilelink and uncore to use 2013-05-21 17:19:07 -07:00
Henry Cook 9a3b2e7006 new paired meta/data IO type, and matching arbiter 2013-05-01 17:18:12 -07:00
Henry Cook 9a258e7fb4 use new locking round robin arbiter 2013-04-30 17:10:06 -07:00
Henry Cook fedc2753e4 make sure master_xact_id field is large enough for temporary extra release trackers 2013-04-30 11:03:34 -07:00
Henry Cook 12d394811e Allow release data to be written out even before all releases have been collected 2013-04-29 18:48:31 -07:00
Henry Cook 766d5622b1 Prevent messages from becoming interleaved in the BasicCrossbar. Remove dependency trackers from the uncore, use msg headers instead. Have one ReleaseHnadler per core for now. 2013-04-10 13:46:31 -07:00
Henry Cook 74187c2068 Always route voluntary releases to ReleaseTracker to ensure all grants are sent 2013-04-09 14:09:55 -07:00
Henry Cook b6cc08e8ca override io in LogicalNetwork 2013-03-28 14:09:48 -07:00
Henry Cook 67fc09f62e Fixes after merge, and always self probe. 2013-03-25 19:12:19 -07:00
Henry Cook 06f5de3b68 Merge branch 'release-xacts' 
Conflicts:
	src/package.scala
	src/uncore.scala
 2013-03-20 17:38:46 -07:00
Henry Cook 4d007d5c40 changed val names in hub to match new tilelink names 2013-03-20 17:14:07 -07:00
Henry Cook c36b1dfa30 Cleaned up uncore and coherence interface. Removed defunct broadcast hub. Trait-ified tilelink bundle components. Added generalized mem arbiter. 2013-03-20 15:52:39 -07:00
Henry Cook 319b4544d7 nTiles -> nClients in LogicalNetworkConfig 2013-03-20 14:30:16 -07:00
Henry Cook a7ae7e5758 Cleaned up self-probes 2013-03-20 14:28:20 -07:00
Henry Cook 9f0ccbeac5 writebacks on release network pass asm tests and bmarks 2013-02-28 18:13:41 -08:00
Henry Cook 47a632cc59 added support for voluntary wbs over the release network 2013-01-28 16:39:45 -08:00
Henry Cook 1134bbf1a4 cleanup disconnected io pins (overwritten network headers) 2013-01-27 11:59:17 -08:00
Henry Cook b5ccdab514 changed val names in hub to match new tilelink names 2013-01-22 20:09:21 -08:00
Henry Cook c211d74e95 New TileLink names 2013-01-21 17:17:26 -08:00
Henry Cook fb2644760f single-ported coherence master 2013-01-16 23:57:35 -08:00
Henry Cook f7c0152409 Refactored packet headers/payloads 2013-01-15 15:52:47 -08:00
Henry Cook f836bd93e1 Bugfix in crossbar ready sigs, added adapter for old hub, removed incoherent sig from tilelink 2013-01-07 14:01:39 -08:00
Henry Cook 418e3fdf50 Bugfix in crossbar ready sigs, added adapter for old hub, removed incoherent sig from tilelink 2013-01-07 13:57:48 -08:00
Henry Cook 400d48e3de Refactored uncore conf 2012-12-13 11:39:14 -08:00
Henry Cook 6d61baa6cd Initial version of phys/log network compiles 2012-12-12 11:08:50 -08:00
Henry Cook f359518e52 wip: new network classes 2012-12-12 11:08:50 -08:00
Henry Cook 8d69f9b41c Initial version of phys/log network compiles 2012-12-12 00:05:28 -08:00
Henry Cook 12caa55dc7 wip: new network classes 2012-12-06 18:51:30 -08:00
Henry Cook 0cd0f8a9db Initial version of migratory protocol 2012-10-23 18:01:53 -07:00
Henry Cook 9df5cfa552 Factored out tilelink classes 2012-10-16 14:26:33 -07:00
Henry Cook 8509cda813 Refined traits for use with rocket asserts, added UncoreConfiguration to handle ntiles 2012-10-16 13:58:18 -07:00
Henry Cook 1418604bf0 new constants organization 2012-10-15 18:52:48 -07:00
Henry Cook da6ec486f1 uncore and rocket changes for new xact types 2012-10-01 10:47:36 -07:00
Henry Cook 99bc99f2ad Fixed abort bug: removed uneeded state, added mshr guard on xact_abort.valid and xact_init.ready on same cycle 2012-04-24 17:17:42 -07:00
Henry Cook 00155f4bc4 Fixed abort bug: removed uneeded state, added mshr guard on xact_abort.valid and xact_init.ready on same cycle 2012-04-24 17:17:42 -07:00
Henry Cook d61e6ee080 Fixed coherence bug: probe counting for single tile 2012-04-24 17:17:13 -07:00
Henry Cook 37eb1a4ae6 Fixed coherence bug: probe counting for single tile 2012-04-24 17:17:13 -07:00
Henry Cook 4a6c7dbc26 Policy determined by constants. MSI policy added. 2012-04-11 17:56:59 -07:00
Henry Cook 1920c97066 Refactored coherence as member rather than trait. MI and MEI protocols. 2012-04-10 00:09:58 -07:00
Henry Cook b22d7f8192 Refactored coherence as member rather than trait. MI and MEI protocols. 2012-04-10 00:09:58 -07:00
Henry Cook 5acf1d9820 defined abstract coherence traits in base trait, added Incoherent trait, cleaned up incoherent policy 2012-04-09 23:29:32 -07:00
Henry Cook e71e3ce38f defined abstract coherence traits in base trait, added Incoherent trait, cleaned up incoherent policy 2012-04-09 23:29:32 -07:00
Henry Cook a68f5e016d changed coherence type width names to represent max sizes for all protocols 2012-04-09 23:29:32 -07:00
Henry Cook 17a5d26c1e changed coherence type width names to represent max sizes for all protocols 2012-04-09 23:29:32 -07:00
Henry Cook f7307ee411 changed coherence message type names 2012-04-09 23:29:31 -07:00
Henry Cook 6bc47a55b4 changed coherence message type names 2012-04-09 23:29:31 -07:00
Henry Cook d301336c33 Refactored coherence better from uncore hub, better coherence function names 2012-04-09 23:29:31 -07:00
Henry Cook 27e3346c14 Refactored coherence better from uncore hub, better coherence function names 2012-04-09 23:29:31 -07:00
Henry Cook 23c822a82e fix hit logic for amos 2012-03-12 22:01:52 -07:00
Henry Cook 95f880da70 fixed abort bug 2012-03-12 22:01:52 -07:00
Henry Cook cb5ce3fe73 More broadcast hub bugfixes 2012-03-11 14:17:27 -07:00
Henry Cook 2014db41bd Special cased NTILES == 1 due to log2up revision 2012-03-09 11:04:58 -08:00
Henry Cook 2df5c19f13 Added require_ack field to TransactionReply bundle 2012-03-08 18:07:44 -08:00
Henry Cook ca5caf898c Hub addr comparison bug fix 2012-03-08 16:39:05 -08:00
Henry Cook 3fc94d627d Fixed dependency queue bug in Broadcast Hub 2012-03-08 11:36:10 -08:00
Henry Cook 1a90e2a162 Broadcast hub bug fixes for load uncached mem req and store uncached xact rep 2012-03-07 11:40:49 -08:00
Henry Cook 35ffb80911 unified coherence trait functions 2012-03-06 17:33:11 -08:00
Henry Cook 1e02618cc8 hub code cleanup 2012-03-06 17:01:47 -08:00
Henry Cook 762f2551a7 newTransactionOnMiss() 2012-03-06 15:54:41 -08:00
Henry Cook 3874da4a4f Added store dependency queues to BroadcastHub. Minor improvements to utils. 2012-03-06 15:54:41 -08:00
Henry Cook 82822dfeec Added aborted data dequeueing state machine for BroadcastHub 2012-03-05 17:44:30 -08:00
Henry Cook a49625c114 Broadcast hub control logic bugfixes and code cleanup 2012-03-05 17:27:55 -08:00
Henry Cook 7846d5e01d Removed has_data fields from all coherence messages, increased message type names to compensate 2012-03-02 23:51:53 -08:00
Henry Cook d76f664007 Filled out 4 state coherence functions for cache 2012-03-02 21:58:50 -08:00
Henry Cook 993341d27e Correction to probe reply w/ data handling 2012-03-02 17:20:22 -08:00
Henry Cook 9ad4fd5814 BroadcastHub can be elaborated by C and vlsi backends 2012-03-02 12:19:27 -08:00
Henry Cook de73eef409 Fixed elaboration errors in LockingArbiter and BoradcastHub. Fixed ioDecoupled direction error in XactTracker 2012-03-01 18:24:22 -08:00
Henry Cook 2152b0283d Made xact_rep an ioValid, removed has_data member 2012-03-01 18:24:21 -08:00
Henry Cook 4e33b68bea Unified hub ios. Fixed some hub elaboration errors. 2012-03-01 01:20:57 -08:00
Henry Cook 940027a888 Finished broadcast hub with split mem req types. Untested. 2012-02-29 17:58:15 -08:00
Henry Cook ef94f13087 Broadcast hub nears completion. Still does not handle generation/arbitration for decoupled mem reqs. 2012-02-29 02:59:27 -08:00
Henry Cook 6304aa992f Fixed race between read resps/reps and write req/reps in null hub 2012-02-29 00:44:03 -08:00
Henry Cook e15284d22c Added temporary ioMemHub and made coherence hub implementations depend on it rather than ioMem 2012-02-28 17:33:32 -08:00
Henry Cook ffc7652e01 Null coherence hub. Begin work on internal tracker logic 2012-02-27 19:10:15 -08:00
Henry Cook 3393dc2d31 Added probe_req ready sigs, GenArray to Vec 2012-02-27 11:26:18 -08:00
Henry Cook 70cdf869ac probe req transactors in coherence hub 2012-02-27 09:24:33 -08:00
Henry Cook b6e6d603cc xact init transactors in coherence hub 2012-02-27 09:24:32 -08:00
Henry Cook 8856e2b8bb More stylish bundle param names, some hub progress 2012-02-25 15:27:53 -08:00
Henry Cook dfdcb7c696 Better foldR 2012-02-25 15:27:09 -08:00
Henry Cook b3cf8f3f35 Better abstraction of data bundles 2012-02-25 12:57:01 -08:00
Henry Cook 1dcf25586f finished xact_finish and xact_abort transactors in coherence hub 2012-02-23 18:12:50 -08:00
Henry Cook ffb88467db finished xact_rep transactor in coherence hub 2012-02-23 17:50:02 -08:00
Henry Cook c3646e2e64 Improved TileIO organization, beginnings of hub implementation 2012-02-22 18:24:52 -08:00
Henry Cook 33a26424bd Refining tilelink interface 2012-02-22 12:15:47 -08:00
Henry Cook b9c42a80c8 Added coherence message type enums 2012-02-22 12:15:47 -08:00
Henry Cook cfb818aa97 Abstract class for coherence policies 2012-02-16 12:59:38 -08:00
Henry Cook ecbf47fe16 Replace nbcache manipulation of meta state bits with abstracted functions 2012-02-16 10:43:40 -08:00
Henry Cook 76cacbd991 Added coherence tile function defs, with traits and constants 2012-02-16 00:16:45 -08:00