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Commit Graph

754 Commits

Author SHA1 Message Date
Andrew Waterman 7778802395 reduce number of outstanding transactions 2012-07-26 14:51:41 -07:00
Andrew Waterman 9c50621a19 remove chip-specific uncore gunk 2012-07-26 03:26:52 -07:00
Andrew Waterman a5bea4364f memory system bug fixes 2012-07-26 00:05:21 -07:00
Yunsup Lee 3a2b305ddf change htif width to 16 2012-07-25 17:25:50 -07:00
Andrew Waterman 177dbdadd9 merge HTIF port and backup memory port 2012-07-25 00:18:02 -07:00
Yunsup Lee 309193dd07 change llc size 2012-07-24 14:10:29 -07:00
Yunsup Lee 6541cf22a4 fix bug in coherence hub, respect xact_rep.ready 2012-07-23 20:56:55 -07:00
Yunsup Lee f4e3e72ad1 hoist HTIF_WIDTH out to consts 2012-07-23 17:30:04 -07:00
Andrew Waterman a21c355114 fix htif split request/response 2012-07-23 17:15:16 -07:00
Andrew Waterman 938effc053 don't dequeue probe queue during reset 2012-07-22 21:05:52 -07:00
Yunsup Lee 379f021359 change ioHTIF interface between the tile/uncore boundary to cope with asynchrony 2012-07-22 18:26:02 -07:00
Yunsup Lee c892950bf1 hoist out uncore as its own component 2012-07-22 17:48:17 -07:00
Huy Vo 0a97d6ab4d type casting 2012-07-18 13:03:35 -07:00
Andrew Waterman f42c6afed2 decouple all interfaces between tile and top
also, add an "incoherent" bit to tilelink to indicate no probes needed
2012-07-17 22:55:40 -07:00
Andrew Waterman 4e44ed7400 allow back pressure on IPI requests 2012-07-17 22:55:40 -07:00
Yunsup Lee f633a55722 fix dcache tag array size 2012-07-16 22:19:03 -07:00
Andrew Waterman e496cd7584 use Mem to implement queues to speed things up 2012-07-13 21:48:05 -07:00
Huy Vo fd95159837 INPUT/OUTPUT orderring swapped 2012-07-12 18:16:57 -07:00
Andrew Waterman bac82762d3 use only one (wide) tag ram for set assoc. caches 2012-07-12 14:50:12 -07:00
Andrew Waterman 429fcbed8e fix some LLC bugs 2012-07-11 17:56:39 -07:00
Andrew Waterman f645fb4dd7 add L2$
It still has performance bugs but no correctness bugs AFAIK.
2012-07-10 05:23:29 -07:00
Andrew Waterman 5035374f36 update to new chisel 2012-07-08 17:59:41 -07:00
Andrew Waterman 39d198ecdc fix htif handling of large memory reads 2012-06-26 19:12:11 -07:00
Andrew Waterman 4e5f874266 update to new chisel/hwacha 2012-06-08 00:13:14 -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 c975c21e44 views removed 2012-06-06 12:51:26 -07:00
Andrew Waterman 943b6d0616 remove debug println 2012-06-06 02:48:48 -07:00
Andrew Waterman 7f6319047e update to new scala/chisel/Mem 2012-06-06 02:47:22 -07:00
Huy Vo 7408c9ab69 removing wires 2012-05-24 10:42:39 -07:00
Huy Vo 181b20d69c working vec unit with pvfb 2012-05-24 10:38:14 -07:00
Andrew Waterman faee45bf4c fix setpcr/clearpcr not writing rd 2012-05-21 07:25:35 -07:00
Yunsup Lee c9602a0d2e fix vector control decode bug 2012-05-15 10:26:37 -07:00
Gage W Eads d0bc995c88 Fixed IRQ_IPI -> IRQ_TIMER typo 2012-05-14 22:25:12 -07:00
Andrew Waterman a2f6d01c1b add programmable coreid register 2012-05-09 03:09:22 -07:00
Andrew Waterman e0e1cd5d32 add IPIs and an IPI test
IPIs are routed through the HTIF, which seems weird, but that makes it
so cores can bring each other out of reset with IPIs.
2012-05-08 22:58:00 -07:00
Henry Cook 87cbae2c8a Removed defunct ioDmem 2012-05-07 17:31:39 -07:00
Andrew Waterman b851f1b34c support maximum-MTU HTIF packets 2012-05-03 21:11:43 -07:00
Andrew Waterman 171c87002e reduce HTIF clock divider for now 2012-05-03 04:21:11 -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 2d4e5d3813 fix pseudo-LRU verilog generation bug 2012-05-02 19:31:31 -07:00
Henry Cook 622a801bb1 Refactored cpu/cache interface to use nested bundles 2012-05-02 11:54:28 -07:00
Andrew Waterman 65ff397122 improved instruction decoding
it now makes use of don't-cares by performing logic minimization
2012-05-01 20:16:36 -07:00
Andrew Waterman 4cfa6cd9a8 force Top.main's return type to Unit 2012-05-01 19:55:16 -07:00
Andrew Waterman 5819beed64 use parameterized FP units 2012-05-01 01:25:43 -07:00
Andrew Waterman eafdffe125 simplify page table walker; speed up emulator 2012-05-01 01:24:36 -07:00
Andrew Waterman c13d3e6f88 fix probe tag read-modify-write atomicity violation 2012-04-26 02:29:31 -07:00
Andrew Waterman 66f86a2194 use pseudo-LRU replacement for TLBs 2012-04-26 02:29:30 -07:00
Andrew Waterman a0378c5d2f remove faulting TLB entry after page fault
this vastly reduces the frequency with which the TLB must be flushed
2012-04-26 02:29:30 -07:00
Andrew Waterman 6d8fc74378 fix DTLB permissions bug 2012-04-26 02:29:30 -07:00