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Commit Graph

40 Commits

Author SHA1 Message Date
Henry Cook
e1225c5114 standardize IO naming convention 2013-01-07 13:41:36 -08:00
Andrew Waterman
90cae54ac4 fix D$ read/write concurrency bug 2012-11-27 02:42:27 -08:00
Andrew Waterman
9c857b83f0 refactor PCR file 2012-11-27 01:28:06 -08:00
Andrew Waterman
64674d4d39 clean up PTW and support PADDR_BITS < VADDR_BITS 2012-11-26 20:38:45 -08:00
Andrew Waterman
8dce89703a new D$ with better QoR and AMO pipelining
Vector unit is disabled because nack handling needs to be fixed.
2012-11-16 02:39:33 -08:00
Andrew Waterman
4d1ca8ba3a remove more global consts; refactor DTLBs
D$ now contains DTLB. provide full VAddr with initial request.
VU now has its own DTLBs.
2012-11-06 08:13:44 -08:00
Andrew Waterman
e76892f758 remove more global constants 2012-11-06 02:55:45 -08:00
Andrew Waterman
c5b93798fb factor out more global constants 2012-11-05 23:52:32 -08:00
Henry Cook
88ac5af181 Merged consts-as-traits 2012-10-16 16:32:35 -07:00
Andrew Waterman
661f8e635b merge I$, ITLB, BTB into Frontend 2012-10-16 02:24:37 -07:00
Henry Cook
5d2a470215 all rocket-specific arbiters in one file and refactored traits slightly 2012-10-15 16:05:32 -07:00
Henry Cook
dfdfddebe8 constants as traits 2012-10-07 22:20:03 -07:00
Huy Vo
fd95159837 INPUT/OUTPUT orderring swapped 2012-07-12 18:16:57 -07:00
Huy Vo
04304fe788 moving util out into Chisel standard library 2012-06-06 12:51:26 -07:00
Andrew Waterman
e1f9dc2c1f generalize page table walker
also, don't instantiate vitlb when !HAVE_VEC
2012-05-03 02:29:09 -07:00
Henry Cook
622a801bb1 Refactored cpu/cache interface to use nested bundles 2012-05-02 11:54:28 -07:00
Andrew Waterman
eafdffe125 simplify page table walker; speed up emulator 2012-05-01 01:24:36 -07:00
Yunsup Lee
62ada5ea9e hookup vitlb ptw port 2012-03-17 23:01:06 -07:00
Andrew Waterman
6c26921766 reduce D$ critical path through page table walker
costs an extra cycle per page table level to resolve a TLB miss. too bad.
2012-03-16 18:35:54 -07:00
Yunsup Lee
8678b3d70c clean up ioDecoupled/ioPipe interface 2012-03-01 20:48:46 -08:00
Yunsup Lee
bfd0ae125e upgrade to new rocket/vu memory interface, fix amo nack bug in hellacache 2012-02-26 23:46:51 -08:00
Andrew Waterman
2d04664a98 simplify cpu-cache interface 2012-02-26 18:26:29 -08:00
Yunsup Lee
f3bb02b2ea refactored dmem arbiter 2012-02-26 17:38:08 -08:00
Yunsup Lee
94ba32bbd3 change package name and sbt project name to rocket 2012-02-25 17:09:26 -08:00
Andrew Waterman
725190d0ee update to new chisel 2012-02-11 17:20:33 -08:00
Henry Cook
1d76255dc1 new chisel version jar and find and replace INPUT and OUTPUT 2012-01-18 14:39:57 -08:00
Andrew Waterman
3045b33460 remove second RF write port
load miss writebacks are treated like mul/div now.
2012-01-02 02:51:30 -08:00
Andrew Waterman
2f8fcebea0 remove datapath register resets resets 2012-01-01 16:09:40 -08:00
Andrew Waterman
a8d0cd95e6 hellacache now works 2011-12-17 03:26:11 -08:00
Andrew Waterman
56c4f44c2a hellacache returns!
but AMOs are unimplemented.
2011-12-12 06:49:39 -08:00
Andrew Waterman
ce201559f3 Support cache->cpu nacks one cycle after request 2011-12-10 00:42:09 -08:00
Rimas Avizienis
83d90c4dab more itlb/dtlb/ptw fixes 2011-11-12 15:00:45 -08:00
Rimas Avizienis
73416f224b more tlb/ptw debugging 2011-11-12 00:25:06 -08:00
Rimas Avizienis
a1ce908541 dcache/dtlb overhaul 2011-11-11 18:18:47 -08:00
Rimas Avizienis
e4fa94aa27 checkpoint 2011-11-10 17:41:22 -08:00
Rimas Avizienis
f86d5b1334 cleanup, lots of minor fixes, added more PCR regs (COREID, NUMCORES), parameterized BTB 2011-11-10 11:26:13 -08:00
Rimas Avizienis
62407b4668 more tlb/ptw fixes 2011-11-10 00:23:29 -08:00
Rimas Avizienis
9aca403aa8 more itlb integration & cleanup 2011-11-09 23:18:14 -08:00
Rimas Avizienis
c29d2821b4 cleanup, fixes, initial commit for dtlb.scala 2011-11-09 21:54:11 -08:00
Rimas Avizienis
e96430d862 integrating ITLB & PTW 2011-11-09 14:52:17 -08:00