Andrew Waterman
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2d1d7266f5
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Fix RV64 badaddr value on instruction faults with large addresses
We were relying on ALU passthrough for this, but failed to override the
ALU dw argument, so bits above 31 could be discarded.
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2016-08-15 23:09:09 -07:00 |
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Andrew Waterman
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458520c8f6
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Use a generic UInt for TileLink op sizes, rather than MT_xx enum
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2016-08-09 15:24:51 -07:00 |
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Andrew Waterman
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058396aefe
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[rocket] Implement RVC
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2016-07-29 17:56:42 -07:00 |
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Andrew Waterman
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bc15e8649e
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WIP on priv spec v1.9
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2016-03-02 23:29:58 -08:00 |
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Andrew Waterman
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049fc8dc24
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Chisel3 compatibility: use BitPat for don't-cares
This one's hella ugly, but for the time being, idgaf.
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2015-07-28 02:48:49 -07:00 |
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Andrew Waterman
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cc447c8110
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Refactor pipeline RTL (merge ctrl + dpath into rocket)
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2015-07-21 17:10:56 -07:00 |
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Christopher Celio
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2f88c5ca9d
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Renamed PCR to CSR
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2015-04-11 02:16:44 -07:00 |
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Andrew Waterman
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e85c54cc4b
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New privileged ISA implementation
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2015-03-14 02:49:07 -07:00 |
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Henry Cook
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b55c38cdc7
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Remove spurious vec consts
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2014-09-25 12:00:20 -07:00 |
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Yunsup Lee
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8abf62fae3
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add LICENSE
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2014-09-12 18:06:41 -07:00 |
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Andrew Waterman
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f235fa0db6
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Move branch resolution to M stage
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2014-04-07 15:58:49 -07:00 |
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Andrew Waterman
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a09ff9fdc7
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Revert to old AUIPC definition
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2014-02-10 19:04:42 -08:00 |
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Andrew Waterman
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a1b7774f5d
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Simplify handling of CAUSE register
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2014-01-24 16:37:39 -08:00 |
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Andrew Waterman
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e8486817e6
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Clean up formatting (i.e. remove tabs, semicolons)
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2014-01-13 21:43:56 -08:00 |
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Andrew Waterman
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da3135ac9b
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Begin integer unit clean-up
...to make it easier to generate the superscalar version of the core.
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2013-12-09 15:06:13 -08:00 |
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Andrew Waterman
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5814a90472
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Make DecodeLogic interface more flexible
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2013-12-05 04:16:48 -08:00 |
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Andrew Waterman
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924261e2b2
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Update to new privileged ISA... phew
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2013-11-25 04:35:15 -08:00 |
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Andrew Waterman
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1d2f4f8437
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New ISA encoding, AUIPC semantics
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2013-09-21 06:32:40 -07:00 |
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Andrew Waterman
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243c4ae342
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sync up rocket with new isa
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2013-09-12 03:44:38 -07:00 |
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Henry Cook
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1a9e43aa11
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initial attempt at upgrade
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2013-08-12 10:39:11 -07:00 |
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Henry Cook
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9abdf4e154
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Make compatible with scala 2.10. List.sort deprecated. Refactor constants into package object.
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2013-07-23 20:27:58 -07:00 |
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Andrew Waterman
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d4a3351cfc
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expose pending interrupts in status register
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2013-04-04 17:07:08 -07:00 |
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Henry Cook
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6b00e7ff74
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New TileLink bundle names
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2013-01-21 17:18:23 -08:00 |
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Andrew Waterman
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9c857b83f0
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refactor PCR file
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2012-11-27 01:28:06 -08:00 |
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Andrew Waterman
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de2f28193a
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get rid of more global constants
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2012-11-25 04:24:25 -08:00 |
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Andrew Waterman
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29bc361d6c
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remove global constants; disentangle hwacha a bit
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2012-11-17 17:24:08 -08:00 |
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Andrew Waterman
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8dce89703a
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new D$ with better QoR and AMO pipelining
Vector unit is disabled because nack handling needs to be fixed.
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2012-11-16 02:39:33 -08:00 |
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Andrew Waterman
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4d1ca8ba3a
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remove more global consts; refactor DTLBs
D$ now contains DTLB. provide full VAddr with initial request.
VU now has its own DTLBs.
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2012-11-06 08:13:44 -08:00 |
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Andrew Waterman
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e76892f758
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remove more global constants
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2012-11-06 02:55:45 -08:00 |
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Andrew Waterman
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c5b93798fb
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factor out more global constants
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2012-11-05 23:52:32 -08:00 |
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Andrew Waterman
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7380c9fe60
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aggressively clock gate int and fp datapaths
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2012-11-04 16:40:14 -08:00 |
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Henry Cook
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88ac5af181
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Merged consts-as-traits
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2012-10-16 16:32:35 -07:00 |
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Henry Cook
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6cff1c13d8
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Refer to traits moved to uncore, add UncoreConfiguration to top
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2012-10-16 14:22:23 -07:00 |
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Andrew Waterman
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b9a2af697d
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turn off HAVE_VEC as it's currently broken
the new I$/frontend needs to be integrated
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2012-10-16 07:38:19 -07:00 |
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Andrew Waterman
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661f8e635b
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merge I$, ITLB, BTB into Frontend
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2012-10-16 02:24:37 -07:00 |
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Henry Cook
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5d2a470215
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all rocket-specific arbiters in one file and refactored traits slightly
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2012-10-15 16:05:32 -07:00 |
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Henry Cook
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dfdfddebe8
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constants as traits
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2012-10-07 22:20:03 -07:00 |
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Henry Cook
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b9a9664de5
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uncore and rocket changes for new xact types
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2012-10-01 10:47:36 -07:00 |
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Andrew Waterman
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743e032f06
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generalize interface to DecodeLogic
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2012-08-22 13:38:07 -07:00 |
|
Huy Vo
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db91c4cf6c
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hwacha
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2012-07-27 18:13:20 -07:00 |
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Huy Vo
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32a16d183f
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consts file doesn't depend on WIDTH_PVFB if HAVE_PVFB == false
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2012-07-27 18:13:20 -07:00 |
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Andrew Waterman
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7778802395
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reduce number of outstanding transactions
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2012-07-26 14:51:41 -07:00 |
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Yunsup Lee
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3a2b305ddf
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change htif width to 16
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2012-07-25 17:25:50 -07:00 |
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Andrew Waterman
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177dbdadd9
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merge HTIF port and backup memory port
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2012-07-25 00:18:02 -07:00 |
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Yunsup Lee
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f4e3e72ad1
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hoist HTIF_WIDTH out to consts
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2012-07-23 17:30:04 -07:00 |
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Huy Vo
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04304fe788
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moving util out into Chisel standard library
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2012-06-06 12:51:26 -07:00 |
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Huy Vo
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181b20d69c
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working vec unit with pvfb
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2012-05-24 10:38:14 -07:00 |
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Andrew Waterman
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a2f6d01c1b
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add programmable coreid register
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2012-05-09 03:09:22 -07:00 |
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Andrew Waterman
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65ff397122
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improved instruction decoding
it now makes use of don't-cares by performing logic minimization
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2012-05-01 20:16:36 -07:00 |
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Henry Cook
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fef58f1b3a
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Policy determined by constants. MSI policy added.
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2012-04-11 17:56:59 -07:00 |
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