Henry Cook
|
b6945408cb
|
temp
|
2013-05-01 10:24:36 -07:00 |
|
Henry Cook
|
722bc917d3
|
broaden scope of s1_nack to include new probes accepted by the probe unit on that cycle
|
2013-05-01 10:05:54 -07:00 |
|
Andrew Waterman
|
1501e90c1f
|
interlock probe unit on tag RAW hazards
|
2013-04-30 00:38:22 -07:00 |
|
Henry Cook
|
e8b20f3d38
|
clear meta state of silently-dropped, clean evictee, so as to prevent a write race on meta array between probes on evictee and refill grant
|
2013-04-25 17:41:04 -07:00 |
|
Andrew Waterman
|
50ccc20bf3
|
replace RDNPC with AUIPC
|
2013-04-22 04:20:15 -07:00 |
|
Henry Cook
|
db5a060c7d
|
fix io dir
|
2013-04-10 13:47:30 -07:00 |
|
Andrew Waterman
|
ae7720e284
|
guarantee LR/SC forward progress
the mechanism is to block new probes for several cycles after a successful LR.
this also cleans up the MSHR <-> ProbeUnit interface slightly.
|
2013-04-07 19:27:21 -07:00 |
|
Andrew Waterman
|
e74e032c87
|
simplify MSHR memory response logic
|
2013-04-06 01:03:37 -07:00 |
|
Andrew Waterman
|
1abb9277db
|
fix LR/SC atomicity violation
note, it's still not starvation-free.
|
2013-04-05 19:13:38 -07:00 |
|
Andrew Waterman
|
8cbdeb2abf
|
add LR/SC support
|
2013-04-04 17:07:09 -07:00 |
|
Andrew Waterman
|
fc46daecf6
|
don't flush pipeline on writes to side-effect-free PCRs
notably, K0, K1, and EPC
|
2013-04-04 17:07:09 -07:00 |
|
Andrew Waterman
|
8b439ef20d
|
only support setpcr/clearpcr of SR
the full PCR RMW support was wasted area/power
|
2013-04-04 17:07:08 -07:00 |
|
Andrew Waterman
|
d43f484feb
|
take interrupts on nonzero fromhost values
|
2013-04-04 17:07:08 -07:00 |
|
Andrew Waterman
|
d4a3351cfc
|
expose pending interrupts in status register
|
2013-04-04 17:07:08 -07:00 |
|
Henry Cook
|
f8aebcbf8c
|
fix for cache controller bug: failing to mux correct metadata into mshr.io.old_meta on tag match
|
2013-04-04 15:50:29 -07:00 |
|
Henry Cook
|
16113a96ba
|
fixes after merge
|
2013-03-25 19:09:08 -07:00 |
|
Henry Cook
|
95f0a688e9
|
Merge branch 'release-xacts'
Conflicts:
src/htif.scala
src/icache.scala
src/nbdcache.scala
src/tile.scala
|
2013-03-20 17:37:50 -07:00 |
|
Henry Cook
|
273bd34091
|
Generalized mem arbiter, moved to uncore. Support for multiple banks when acking grants.
|
2013-03-20 15:53:36 -07:00 |
|
Henry Cook
|
6d2541aced
|
nTiles -> nClients in LogicalNetworkConfig
|
2013-03-20 14:12:36 -07:00 |
|
Andrew Waterman
|
ea9d0b771e
|
remove aborts; simplify probes
|
2013-03-19 15:29:40 -07:00 |
|
Yunsup Lee
|
0f50970913
|
move HellaQueue to uncore
|
2013-03-19 00:43:20 -07:00 |
|
Henry Cook
|
e0361840bd
|
writebacks on release network pass asm tests and bmarks
|
2013-02-28 18:11:40 -08:00 |
|
Andrew Waterman
|
35349d227f
|
update to new Mem style
|
2013-02-20 16:09:46 -08:00 |
|
Andrew Waterman
|
9f89c812b7
|
fix HTIF memory size reporting
|
2013-01-29 23:08:25 -08:00 |
|
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 |
|
Yunsup Lee
|
60bd3a6413
|
Revert "shuffled FPU control logic around to make functional unit retiming work better"
This reverts commit 20dd308067b143adff4913fc7ac710a393ca1d86.
|
2013-01-29 19:34:55 -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
|
37c67f1d87
|
pipeline reset to the vector unit
|
2013-01-28 17:56:32 -08:00 |
|
Rimas Avizienis
|
f2df6147df
|
shuffled FPU control logic around to make functional unit retiming work better
|
2013-01-28 17:17:09 -08:00 |
|
Henry Cook
|
f5729c9f25
|
removed ack_required field from grant messages
|
2013-01-28 16:44:17 -08:00 |
|
Henry Cook
|
8cbd316b5e
|
Merge branch 'ready-sig-fix' into pin-cleanup
|
2013-01-27 23:04:58 -08:00 |
|
Henry Cook
|
931cffa749
|
ready signal fix
|
2013-01-27 23:04:35 -08:00 |
|
Henry Cook
|
83c207c852
|
pin cleanup in htif
|
2013-01-27 12:00:28 -08:00 |
|
Henry Cook
|
409b549d3c
|
actually cleared up tile ios
|
2013-01-27 11:27:09 -08:00 |
|
Henry Cook
|
696dd102eb
|
cleans up unconnected tile io pins (networking headers overwritten at top level)
|
2013-01-27 10:59:41 -08:00 |
|
Andrew Waterman
|
c890099e09
|
add System Control Register space to HTIF
|
2013-01-24 23:41:24 -08:00 |
|
Andrew Waterman
|
575bd3445a
|
re-generalize scoreboard
|
2013-01-24 18:00:39 -08:00 |
|
Andrew Waterman
|
1fbc20450e
|
don't allow simultaneous reads and writes to the tag ram
|
2013-01-24 17:55:00 -08:00 |
|
Andrew Waterman
|
37ee843b2c
|
don't use reset combinationally
|
2013-01-24 17:55:00 -08:00 |
|
Andrew Waterman
|
bb6fbddf1f
|
don't probe the mshr file to inquire about refills
|
2013-01-24 17:54:59 -08:00 |
|
Andrew Waterman
|
5b9f938263
|
correctly sign-extend badvaddr, epc, and ebase
|
2013-01-24 17:54:59 -08:00 |
|
Rimas Avizienis
|
63060bc0a8
|
minor tweaks for eos18 tapeout (SRAM r/w port ordering, etc)
|
2013-01-23 19:27:53 -08:00 |
|
Henry Cook
|
6b00e7ff74
|
New TileLink bundle names
|
2013-01-21 17:18:23 -08:00 |
|
Henry Cook
|
a2fa3fd04d
|
Refactored packet headers/payloads
|
2013-01-15 15:50:37 -08:00 |
|
Henry Cook
|
e1225c5114
|
standardize IO naming convention
|
2013-01-07 13:41:36 -08:00 |
|
Henry Cook
|
261e14f831
|
Refactored uncore conf
|
2013-01-07 13:41:36 -08:00 |
|
Andrew Waterman
|
78868f6075
|
add config option to trade mul/div area for speed
|
2013-01-06 03:47:17 -08:00 |
|
Andrew Waterman
|
ce9f4881d2
|
remove broken multiplier early out
|
2013-01-06 03:47:00 -08:00 |
|