Gage W Eads
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d0bc995c88
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Fixed IRQ_IPI -> IRQ_TIMER typo
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2012-05-14 22:25:12 -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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e0e1cd5d32
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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.
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2012-05-08 22:58:00 -07:00 |
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Henry Cook
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87cbae2c8a
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Removed defunct ioDmem
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2012-05-07 17:31:39 -07:00 |
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Andrew Waterman
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b851f1b34c
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support maximum-MTU HTIF packets
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2012-05-03 21:11:43 -07:00 |
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Andrew Waterman
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171c87002e
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reduce HTIF clock divider for now
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2012-05-03 04:21:11 -07:00 |
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Andrew Waterman
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e1f9dc2c1f
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generalize page table walker
also, don't instantiate vitlb when !HAVE_VEC
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2012-05-03 02:29:09 -07:00 |
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Andrew Waterman
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2d4e5d3813
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fix pseudo-LRU verilog generation bug
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2012-05-02 19:31:31 -07:00 |
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Henry Cook
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622a801bb1
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Refactored cpu/cache interface to use nested bundles
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2012-05-02 11:54:28 -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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Andrew Waterman
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4cfa6cd9a8
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force Top.main's return type to Unit
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2012-05-01 19:55:16 -07:00 |
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Andrew Waterman
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5819beed64
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use parameterized FP units
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2012-05-01 01:25:43 -07:00 |
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Andrew Waterman
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eafdffe125
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simplify page table walker; speed up emulator
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2012-05-01 01:24:36 -07:00 |
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Andrew Waterman
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c13d3e6f88
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fix probe tag read-modify-write atomicity violation
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2012-04-26 02:29:31 -07:00 |
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Andrew Waterman
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66f86a2194
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use pseudo-LRU replacement for TLBs
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2012-04-26 02:29:30 -07:00 |
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Andrew Waterman
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a0378c5d2f
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remove faulting TLB entry after page fault
this vastly reduces the frequency with which the TLB must be flushed
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2012-04-26 02:29:30 -07:00 |
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Andrew Waterman
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6d8fc74378
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fix DTLB permissions bug
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2012-04-26 02:29:30 -07:00 |
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Henry Cook
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1ed89f1cab
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Fixed abort bug: removed uneeded state, added mshr guard on xact_abort.valid and xact_init.ready on same cycle
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2012-04-24 17:17:42 -07:00 |
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Henry Cook
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55e86b5cf4
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Fixed coherence bug: probe counting for single tile
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2012-04-24 17:17:13 -07:00 |
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Henry Cook
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a39080d0b1
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Fixed abort bug: xact_abort.ready was not pinned high
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2012-04-24 17:16:40 -07:00 |
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Andrew Waterman
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fb4408b150
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fix AMO replay/coherence deadlock
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2012-04-15 22:56:02 -07:00 |
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Andrew Waterman
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724735f13f
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fix writeback bug
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2012-04-13 03:16:48 -07:00 |
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Andrew Waterman
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00d934cfac
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fix coherence bugs in cache
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2012-04-12 21:57:37 -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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Andrew Waterman
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c0ec3794bf
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coherence mostly works now
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2012-04-10 02:22:45 -07:00 |
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Henry Cook
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3cdd166153
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Refactored coherence as member rather than trait. MI and MEI protocols.
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2012-04-10 00:09:58 -07:00 |
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Henry Cook
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9c8f849f50
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defined abstract coherence traits in base trait, added Incoherent trait, cleaned up incoherent policy
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2012-04-09 23:29:32 -07:00 |
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Henry Cook
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551e09c9d5
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changed coherence type width names to represent max sizes for all protocols
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2012-04-09 23:29:32 -07:00 |
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Henry Cook
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0b4937f70f
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changed coherence message type names
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2012-04-09 23:29:31 -07:00 |
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Henry Cook
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ed79ec98f7
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Refactored coherence better from uncore hub, better coherence function names
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2012-04-09 23:29:31 -07:00 |
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Andrew Waterman
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aee9378712
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fix coherence bug with multiple probe replies
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2012-04-09 21:40:35 -07:00 |
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Huy Vo
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c9c3bd02bc
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kill mem stage if fpu nacks in mem stage
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2012-04-01 17:02:32 -07:00 |
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Andrew Waterman
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7f254d9670
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refine FP bugfixes
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2012-04-01 14:52:33 -07:00 |
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Huy Vo
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c7c35322c2
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two bug fixes to fpu
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2012-03-31 22:23:51 -07:00 |
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Andrew Waterman
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a09e8d1c55
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remove I$ prefetcher for now
there's a bug in it, and I don't have time to fix it at the moment.
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2012-03-27 15:43:56 -07:00 |
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Andrew Waterman
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452876af37
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fence on vvcfg; implement fence.v.g correctly
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2012-03-27 14:49:00 -07:00 |
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Yunsup Lee
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bb704dc0c9
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fix vector length calc bug, thanks chris and andrew
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2012-03-27 12:04:07 -07:00 |
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Andrew Waterman
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6bda8674bd
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no dessert tonight :(
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2012-03-26 23:50:09 -07:00 |
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Yunsup Lee
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a70f0414fa
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fix a workaroundable bug
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2012-03-26 20:51:54 -07:00 |
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Yunsup Lee
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32d95e9594
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fix -1:0 index problem for direct map case
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2012-03-26 17:00:01 -07:00 |
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Andrew Waterman
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e2fe525fb6
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remove bug from dessert
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2012-03-26 14:18:57 -07:00 |
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Yunsup Lee
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e6b0e565de
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turn HAVE_VEC on
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2012-03-26 01:21:39 -07:00 |
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Andrew Waterman
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5f53cd4ac1
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reduce HTIF width
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2012-03-25 23:49:59 -07:00 |
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Andrew Waterman
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ef505de017
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reduce HTIF width
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2012-03-25 23:49:45 -07:00 |
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Andrew Waterman
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31f0b600fd
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add dessert
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2012-03-25 23:03:20 -07:00 |
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Andrew Waterman
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1666d3fbd7
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loop host.in to host.out during reset
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2012-03-25 21:45:10 -07:00 |
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Andrew Waterman
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f62a02ab54
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remove dumb stuff in top.scala
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2012-03-25 21:30:01 -07:00 |
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Andrew Waterman
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88bf8a4f23
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add mem serdes unit
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2012-03-25 17:03:58 -07:00 |
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Andrew Waterman
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7fa93da4f5
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add backup memory port (disabled for now)
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2012-03-25 15:49:32 -07:00 |
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Yunsup Lee
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1f33f6bb58
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HAVE_VEC is on
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2012-03-24 20:54:43 -07:00 |
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