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Commit Graph

64 Commits

Author SHA1 Message Date
Yunsup Lee
0f50970913 move HellaQueue to uncore 2013-03-19 00:43:20 -07:00
Yunsup Lee
a0bd0adeb2 change write/read port ordering for vlsi_mem_gen script 2013-01-29 21:32:42 -08:00
Andrew Waterman
66eb3720a4 fix SRAM semantics bug in HellaFlowQueue 2013-01-29 21:16:42 -08:00
Andrew Waterman
6275e009f8 fix HellaQueue deq.valid signal 2013-01-28 20:57:43 -08:00
Andrew Waterman
45d8066f45 add HellaQueue, an SRAM-based queue 2013-01-28 20:54:25 -08:00
Andrew Waterman
5b9f938263 correctly sign-extend badvaddr, epc, and ebase 2013-01-24 17:54:59 -08:00
Andrew Waterman
f5c53ce35d add ecc support to d$ data rams
i haven't injected errors yet; it may well be incorrect.
2012-12-11 15:58:53 -08:00
Andrew Waterman
9c857b83f0 refactor PCR file 2012-11-27 01:28:06 -08:00
Andrew Waterman
608f65e716 don't wastefully read 2x the bits from D$ RAMs 2012-11-26 20:34:30 -08:00
Andrew Waterman
8a6ff5f9aa fix D$ writeback bug
I swear I did this last week... perhaps I am finally losing it!
2012-11-25 19:46:48 -08:00
Andrew Waterman
55082e45c4 add AVec, which automatically infers element type
should consider modifying Vec as such
2012-11-24 18:19:28 -08:00
Andrew Waterman
5a7777fe4d clock gate integer datapath more aggressively 2012-11-17 06:48:44 -08:00
Henry Cook
88ac5af181 Merged consts-as-traits 2012-10-16 16:32:35 -07:00
Andrew Waterman
fc648d13a1 remove old Mux1H; add implicit conversions 2012-10-16 02:24:37 -07:00
Henry Cook
dfdfddebe8 constants as traits 2012-10-07 22:20:03 -07:00
Huy Vo
d9cb96c0ae factored out common stuff to ChiselUtil 2012-09-27 22:53:34 -07:00
Andrew Waterman
d4a001b867 add PriorityMux; use to implement PriorityEncoder 2012-08-22 13:38:25 -07:00
Andrew Waterman
be4fa936dd fix PriorityEncoderOH bug 2012-07-30 18:28:54 -07:00
Andrew Waterman
2ec76390e3 improve PriorityEncoderOH and add Counter util 2012-07-30 16:06:55 -07:00
Huy Vo
a99cebb483 ioDecoupled -> FIFOIO, ioPipe -> PipeIO 2012-06-06 18:22:56 -07:00
Huy Vo
04304fe788 moving util out into Chisel standard library 2012-06-06 12:51:26 -07:00
Huy Vo
7408c9ab69 removing wires 2012-05-24 10:42:39 -07:00
Andrew Waterman
e1f9dc2c1f generalize page table walker
also, don't instantiate vitlb when !HAVE_VEC
2012-05-03 02:29:09 -07:00
Andrew Waterman
eafdffe125 simplify page table walker; speed up emulator 2012-05-01 01:24:36 -07:00
Andrew Waterman
2ed0be65f9 fix RRArbiter 2012-03-19 00:19:33 -07:00
Yunsup Lee
ba06cd953e add chosen 2012-03-18 20:43:17 -07:00
Andrew Waterman
7dde7099d2 use broadcast hub and coherent HTIF 2012-03-14 16:44:35 -07:00
Henry Cook
c5dd37ae80 bugfix in locking arbiter 2012-03-11 15:47:27 -07:00
Henry Cook
4ebf637642 More broadcast hub bugfixes 2012-03-11 14:17:27 -07:00
Andrew Waterman
e3a68848e0 fix D$ critical paths and fix verilog build 2012-03-09 20:02:51 -08:00
Andrew Waterman
766bac88f8 refactor D$ writebacks and flushes
MSHRs now arbitrate for writebacks and handle flushes.
2012-03-09 02:55:46 -08:00
Henry Cook
7f43dee0c9 PriorityEncoder apply() no longer has recursive depth param 2012-03-08 01:04:26 -08:00
Andrew Waterman
6e2610b0ad fix Mux1H for bundles 2012-03-06 23:38:36 -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
1e1926ce63 flip direction of ioPipe to match ioDecoupled 2012-03-02 16:18:32 -08:00
Yunsup Lee
8678b3d70c clean up ioDecoupled/ioPipe interface 2012-03-01 20:48:46 -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
c6162ac743 Unified hub ios. Fixed some hub elaboration errors. 2012-03-01 01:20:57 -08:00
Henry Cook
008ad1f45b Added 'locking' arbiter that won't rearbitrate until the lock signal on the current winning input is low 2012-02-29 17:05:06 -08:00
Henry Cook
c723ef4c50 ioDecoupled now allows inner bundle to be used in covariant positions, i.e. it accepts subtypes 2012-02-29 16:46:16 -08:00
Andrew Waterman
c38065d0e8 clean up priority encoders 2012-02-29 16:13:14 -08:00
Andrew Waterman
012da6002e replace tile memory interface with ioTileLink
work in progress towards coherent HTIF. for now, requests
are incoherently passed through a null coherence hub.
2012-02-29 03:10:47 -08:00
Yunsup Lee
94ba32bbd3 change package name and sbt project name to rocket 2012-02-25 17:09:26 -08:00
Henry Cook
db6d480778 Better foldR 2012-02-25 15:27:09 -08:00
Henry Cook
4fa31b300b Added popcount util 2012-02-25 12:57:01 -08:00
Andrew Waterman
0ec7767c13 declaring success on FPU for now 2012-02-14 19:11:57 -08:00
Andrew Waterman
725190d0ee update to new chisel 2012-02-11 17:20:33 -08:00
Henry Cook
c5a4eaa0a1 Associative cache, boots kernel 2012-02-01 13:26:04 -08:00
Henry Cook
281abfbccb New Mux1H constructor 2012-02-01 13:24:28 -08:00
Andrew Waterman
97c379f1d7 made I$ associative 2012-01-24 16:51:30 -08:00