riscv/rocket-chip
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307 Commits

Author SHA1 Message Date
Howard Mao
06c3f9b655 Rocket Chip fixes in response to lowRISC team's comments 
* DMA frontend-backend communication tunneled over TileLink/AXI
 * Split MMIO and Mem requests in l1tol2net instead of in AXI interconnect
 * Don't make NIOMSHRs configurable. Fixed at 1.
 * Connect accelerator-internal CSRs into the CSR file
 * Make mtvec register configurable and writeable
 2016-02-02 13:14:52 -08:00
Howard Mao
33aa64212d fix more Chisel3 deprecations 2016-01-14 15:06:30 -08:00
Howard Mao
c06884b78c lowercase SMI to Smi 2016-01-11 17:44:10 -08:00
Howard Mao
806e40d19b implement DMA streaming functionality 2016-01-07 19:26:15 -08:00
Howard Mao
8190bf6e18 implement DMA unit 2015-12-16 21:27:48 -08:00
Howard Mao
1a272677ca more fixes to L2 cache 2015-12-16 21:06:39 -08:00
Howard Mao
560fdc19a8 add PLRU replacement option to L2 cache 2015-12-16 10:24:57 -08:00
Howard Mao
7ad9deeaee Fix issues with request merging in L2 cache and add regression tests 
In addition to the fix, there are several additions to the
RegressionTest module. The set of regressions is now parameterized and
split into ones for the cache and ones for the broadcast hub.
 2015-12-15 23:02:15 -08:00
Howard Mao
0c91e00676 move GroundTest configs to a separate file 2015-12-06 03:01:05 -08:00
Howard Mao
4f5dabcda2 add SCR file to device tree 2015-12-05 00:28:58 -08:00
Howard Mao
f35b83d3ca allow configuration of rocket ICache buffering 2015-12-02 17:18:39 -08:00
Howard Mao
cdc476a370 change Rocc parameterization 2015-12-01 17:56:09 -08:00
Andrew Waterman
e0d849fec5 Fix zscale testing 
Use the following command in vsim:

make CONFIG=ZscaleConfig MODEL=ZscaleTop TB=ZscaleTestHarness run-asm-tests
 2015-12-01 17:31:48 -08:00
Howard Mao
c8c68e75bb base NGenerators on NTiles, not the other way around 2015-12-01 15:26:09 -08:00
Howard Mao
40d68406d6 use xlen parameter for ALU 2015-11-30 18:04:44 -08:00
Howard Mao
23f0756978 implement support for multiple RoCC accelerators 2015-11-26 12:49:04 -08:00
Andrew Waterman
e25a020e60 Construct device tree ROM in MMIO region 
Rebuild riscv-tools for this to work!
 2015-11-25 21:23:37 -08:00
Howard Mao
ec6bfde9a3 fix WritebackUnit issue in uncore 2015-11-21 16:11:22 -08:00
Howard Mao
9d50f37289 fix unused set issue for multiple L2 cache banks 2015-11-20 23:26:28 -08:00
Howard Mao
ad3b7fd0e1 adjust CacheFillTest configuration 2015-11-19 10:52:14 -08:00
Howard Mao
4806f72b08 add CacheFillTest to check L2 conflict misses 2015-11-19 00:16:28 -08:00
Howard Mao
3514b6eb87 add some more useful configurations 2015-11-18 22:11:17 -08:00
Howard Mao
379d43d5f4 make MultiChannel routing more performant 2015-11-18 22:11:17 -08:00
Andrew Waterman
5195a5b891 Remove IPI network 
This is now provided via MMIO.
 2015-11-16 21:53:14 -08:00
Howard Mao
a1063bad54 fix issues with non-allocating put/get 2015-11-12 15:54:34 -08:00
Howard Mao
6ddf81090b didn't mean to turn off GenerateCached in last commit 2015-11-11 17:39:08 -08:00
Howard Mao
11f0b3d8db restore old L2 cache AcquireTransactor configuration 2015-11-11 17:10:58 -08:00
Howard Mao
31da692ccc default to single tile in WithMemtest 2015-11-11 14:54:13 -08:00
Howard Mao
55581195eb add groundtest submodule for simple memory testing 2015-11-11 14:33:02 -08:00
Howard Mao
149480411e make sure ClientTileLinkEnqueuer uses the correct parameters 2015-11-10 16:09:19 -08:00
Howard Mao
51f128ec74 actually use backendBuffering in front of unwrapper/converter chain 2015-11-09 11:50:18 -08:00
Howard Mao
bbf14ddc01 use definitions in consts header whenever possible 2015-11-05 10:48:32 -08:00
Howard Mao
7b252d8f89 get rid of now-unnecessary bits in MIF tag 2015-11-05 10:48:32 -08:00
Sagar Karandikar
ee9195be26 rename NBANKS knob to NBANKS_PER_MEM_CHANNEL for clarity 2015-11-05 10:48:32 -08:00
Sagar Karandikar
354abf5e6b fix NSets calculation 2015-11-05 10:48:32 -08:00
Howard Mao
dcef020ca0 get multichannel simulation working in emulator 2015-11-05 10:48:32 -08:00
Howard Mao
04d92dddbd add back decoupled NASTI connection at edge of RocketChip 2015-11-05 10:48:32 -08:00
Yunsup Lee
51116e0674 add 2 and 4 memory channel configs 2015-11-05 10:48:32 -08:00
Yunsup Lee
0d245741bc add multichannel NASTI support in Verilog testbench 2015-11-05 10:48:32 -08:00
Howard Mao
9dabcab9c2 Get rid of MemIO in Top and replace with AXI throughout 2015-11-05 10:48:32 -08:00
Howard Mao
eb62ff6a50 add queues between Nasti -> TL converter and Nasti interconnect 2015-10-26 14:15:25 -07:00
Howard Mao
f37938e4de implement MultiChannel routing 2015-10-26 14:15:25 -07:00
Yunsup Lee
a175afae73 make ZscaleChip work with new parameters framework 2015-10-25 10:24:39 -07:00
Colin Schmidt
854feab08e add knob and constraint dumping 2015-10-22 17:25:38 -07:00
Henry Cook
9769b2747c now depend on external cde library rather than chisel.params (bump all submodules) 2015-10-21 18:24:16 -07:00
Howard Mao
c311c9938e nitpicky declaration move 2015-10-20 21:10:54 -07:00
Henry Cook
62765e9609 L2 rowBits param bugfix 2015-10-20 18:57:19 -07:00
Henry Cook
3fc630405b Vectorize RoCC and Tile memory interfaces (bump uncore, rocket, zscale) 2015-10-20 15:05:12 -07:00
Henry Cook
8c3370c2e3 L2 AMOALU bugfix and simpler TileLinkParameters (bump rocket, uncore, zscale) 2015-10-16 19:15:47 -07:00
Howard Mao
c4117eb9a2 make sure TL parameters change properly throughout 
* Outermost TL parameters should have the width set to be the same as the
   MIF data width.
 * Broadcast Hub and Narrower, which use different sets of TL parameters
   should use the proper set of parameters at each interface
 2015-10-14 18:03:39 -07:00
Henry Cook
4270fd78a5 Merge branch 'param-refactor-tl' 2015-10-14 12:16:22 -07:00
Henry Cook
dd5052888d refactor tilelink params, compiles but ExampleSmallConfig fails 2015-10-13 23:44:05 -07:00
Howard Mao
a44e054c77 add support for different TileLink and MIF data widths 2015-10-13 12:46:23 -07:00
Henry Cook
9d11b64c75 added HasAddrMapParameters and GlobalAddrMap 2015-10-06 18:24:08 -07:00
Henry Cook
1c489d75c1 inject params at top-level for MemDessert 2015-10-06 16:26:58 -07:00
Henry Cook
c4eadbda57 Removed all traces of params 2015-10-06 11:42:06 -07:00
Henry Cook
38ae2707a3 refactor MemIO to not use params 2015-10-06 11:41:48 -07:00
Henry Cook
3d10a89907 refactor NASTI to not use param; new AddrMap class 2015-10-06 11:41:47 -07:00
Andrew Waterman
79cdf6efc0 Make perf counters optional 2015-09-28 13:56:08 -07:00
Howard Mao
7b0167b92e make sure SCR and PCR data width matches xLen 2015-09-25 12:13:22 -07:00
Howard Mao
0d763524ef make sure conf address map scales with number of cores 2015-09-25 09:41:19 -07:00
Howard Mao
8d4d8680bf replace NASTIMasterIO and NASTISlaveIO with NASTIIO 2015-09-24 16:59:13 -07:00
Howard Mao
56ecdff52d Implement NASTI-based Mem/IO interconnect 2015-09-22 10:32:31 -07:00
Andrew Waterman
c6bcc832a1 Chisel3: Don't use Vec.fill for IOs 2015-09-20 13:43:56 -07:00
Christopher Celio
c9d89226fb Generated *.d file of tests now kept in order 
-Changed Set to LinkedHashSet in Testing.scala
 2015-09-11 18:36:04 -07:00
Andrew Waterman
700910adff Chisel3 compatibility fix for <> 2015-08-05 15:34:40 -07:00
Andrew Waterman
34b9a7fdc5 Various Chisel3 compatibility changes 2015-08-03 18:54:56 -07:00
Henry Cook
0c9a7817b6 Reduce outstanding mem accesses for FPGAConfig (to reduce MIFTagBits < 7) 2015-07-30 16:30:00 -07:00
Henry Cook
51c42083d0 Add new junctions repo as submodule (contains externally facing buses and peripherals). 
Bump all submodules.
 2015-07-29 18:15:45 -07:00
Henry Cook
d21ffa4dba Streamline makefiles for more robust test dependency generation. Note: emulator/generated-src-debug no longer used 2015-07-28 00:24:07 -07:00
Yunsup Lee
efd6458a3d add zscale programs 2015-07-27 19:06:06 -07:00
Henry Cook
bd4ff35a4b Upgrade sbt to 0.13.8, simplify build.scala Tasks, generate tests from TestGenerator App, set addons with env variable ROCKETCHIP_ADDONS 2015-07-22 11:49:10 -07:00
Yunsup Lee
a99b1e3a01 append config name to generated Makefrag filename 2015-07-17 12:34:49 -07:00
Yunsup Lee
e7802825c3 add Zscale testing 2015-07-17 12:02:02 -07:00
Yunsup Lee
4c7c3f5bb2 add test generate for ZscaleTop 2015-07-14 16:26:28 -07:00
Henry Cook
76046c52fe Cleanup testing rv64uf 2015-07-13 18:58:58 -07:00
Henry Cook
302cd3e638 Added BuildZscale param for use in Top and makefrag generation 2015-07-13 15:46:42 -07:00
Henry Cook
407d8e473e first cut at parameter-based testing 2015-07-13 14:54:26 -07:00
Henry Cook
4e4015089d rename Configs source 2015-07-09 15:04:11 -07:00
Yunsup Lee
09e29e8fe0 add zscale 
only supports generating Verilog, which plugs into the fpga-spartan6 repository, for now
 2015-07-07 20:38:47 -07:00
Yunsup Lee
e6a13cdeba New machine-mode timer facility 
Mirroring Andrew's commit to reference-chip
 2015-07-07 17:26:07 -07:00
Henry Cook
4fbb0f80ff Added some multicore/multibanks named ChiselConfigs 2015-07-06 18:21:06 -07:00
Henry Cook
d3ccec1044 Massive update containing several months of changes from the now-defunct private chip repo. 
* Adds support for a L2 cache with directory bits for tracking L1 coherence (DefaultL2Config), and new metadata-based coherence API.
* Additional tests.
* New virtual memory implementation, priviliged architecture (1.7), custom CSRs, FDivSqrt unit
* Updated TileLink protocol, NASTI protocol SHIMs.
* Lays groundwork for multiple top-level memory channels, superscalar fetch.
* Bump all submodules.
 2015-07-02 14:43:30 -07:00
Yunsup Lee
702ddabe26 add ExampleSmallConfig for README 2014-10-07 02:07:59 -07:00
Yunsup Lee
e25d420155 Improve ChiselConfig composability; bump chisel 2014-10-06 13:43:40 -07:00
Yunsup Lee
73eac94a65 Added "findBy" function to allow grouping parameters by location (e.g. L1D vs L1I), rather than grouping by field (e.g. NSets vs NWays) 2014-10-06 13:40:35 -07:00
Henry Cook
122733b3a9 file name consistency 2014-10-06 13:37:38 -07:00
Henry Cook
0b5f23a209 Streamlined uncore for release 2014-10-06 13:37:15 -07:00
Adam Izraelevitz
15fb4730ec Add BuildTile parameter for Tile 
Conflicts:
	rocket
 2014-09-25 06:50:45 -07:00
Henry Cook
7398b00d93 dir supplied by function 2014-09-25 06:50:41 -07:00
Henry Cook
5a840c5520 support for multiple tilelink paramerterizations in same design 2014-09-25 06:50:30 -07:00
Donggyu Kim
eb384f6461 new RocketChipBackend implementation 2014-09-25 06:47:12 -07:00
Scott Beamer
f2ca887de3 better fpga configs 2014-09-25 06:47:03 -07:00
Donggyu Kim
4fe48f5a0a bump chisel 2014-09-25 06:46:58 -07:00
Donggyu Kim
60d90f5230 recover collectNodesIntoComp in Backends.scala 2014-09-25 06:46:50 -07:00
Donggyu Kim
a53091b40f remove collectNodesIntoComp from Backends.scala 2014-09-25 06:46:27 -07:00
Scott Beamer
f4e6cd75ab turn off fpu for default fpga config. 
a larger fpga can use defaultconfig
 2014-09-25 06:46:16 -07:00
Yunsup Lee
09de2e2794 compute number of outstanding misses for DRAMSideLLCNull 2014-09-12 18:09:38 -07:00
Yunsup Lee
1cfd9f5a0e add LICENSE 2014-09-12 10:15:04 -07:00
Yunsup Lee
c98afa1fea turn off DRAMSideLLC 2014-09-11 22:10:25 -07:00
Yunsup Lee
b5a64487eb turn off DRAMSideLLC 2014-09-11 22:07:44 -07:00
Yunsup Lee
02c08a156f generate consts.vh from chisel source 2014-09-10 17:14:55 -07:00
Yunsup Lee
6b6bdd2b83 decommission Slave top-level module for fpga build 2014-09-08 00:23:15 -07:00
Yunsup Lee
ddfd3ce968 further generalize fpga/vlsi builds 2014-09-08 00:21:57 -07:00
Henry Cook
ae05125f29 Adjustements to top-level parameters and knobs for hwacha 2014-09-07 17:57:33 -07:00
Henry Cook
4126678c9d Merge branch 'dse' 
Conflicts:
	rocket
	uncore
 2014-09-06 06:59:14 -07:00
Henry Cook
82467313dd merge in rocketchip changes from master 2014-09-02 13:51:57 -07:00
Yunsup Lee
7734285507 forgot to comment out hwacha 2014-09-01 09:01:36 -07:00
Yunsup Lee
c03c09ec31 update for rocket-chip release 2014-08-31 20:26:55 -07:00
Henry Cook
78ab83d224 refactor fpga top/config 2014-08-28 13:07:54 -07:00
Henry Cook
bf356b9cb4 Refactor to combine fpga and vlsi tops, part 1 2014-08-24 19:30:53 -07:00
Henry Cook
a41d55b643 Final parameter refactor. 2014-08-23 01:26:03 -07:00
Scott Beamer
63b62394d9 added l2 to fpga 
with new chisel & uncore, it goes into brams
 2014-08-20 15:41:07 -07:00
Henry Cook
1563c1bb36 Fixed cache params. Asm and bmark tests pass. 2014-08-12 15:00:54 -07:00
Henry Cook
7f07771600 Cache utility traits. Completely compiles, asm tests hang. 2014-08-11 18:37:10 -07:00
Henry Cook
1983260e6f a few more fixes. some param lookups fail (here() in Alter blocks) 2014-08-10 23:08:21 -07:00
Henry Cook
63bd0b9d2a Partial conversion to params. Compiles but does not elaborate. Rocket and uncore conversion complete. FPGA and VLSI config are identical. HwachaConfig and MemoryControllerConfig not yet removed. 2014-08-08 12:27:47 -07:00
Adam Izraelevitz
08d81d0892 First cut at using new chisel parameters for toplevel parameters and fpu 2014-08-01 18:09:37 -07:00
Henry Cook
434da22283 Refactored Metadata, expanded coherence API (bump rocket, uncore, chisel) 2014-05-28 17:16:49 -07:00
Henry Cook
b0ccb88982 make outer cache type choice a top-level const 2014-05-28 14:46:07 -07:00
Henry Cook
ce056b4b89 client/master -> inner/outer 2014-04-29 16:50:30 -07:00
Henry Cook
224e286dd3 New uncore config objects. Backends get their own file. Simplify fpga uncore. 2014-04-26 19:46:11 -07:00
Henry Cook
3d4273954a TileLinkIO.GrantAck -> TileLinkIO.Finish 2014-04-26 15:19:25 -07:00
Henry Cook
fbf6e44376 fix connection error in fpga uncore 2014-04-24 11:58:59 -07:00
Henry Cook
cfd6748318 patches to make FAME1/dram IOs compile with up-to-date chisel (bumped) 2014-04-21 17:26:33 -07:00
Henry Cook
2cb4dbae39 Refactored uncore constants and tilelink data 2014-04-10 13:19:50 -07:00
Henry Cook
5a5f69bfca finished uncore constant/tilelink data refactor 2014-04-10 13:13:46 -07:00
Andrew Waterman
817517c663 Better branch prediction 2014-04-07 16:08:06 -07:00
Henry Cook
56f515c255 first steps in uncore constant/tilelink data refactor 2014-03-30 09:21:08 -07:00
Andrew Waterman
d055c0ebaf Push rocket/hardfloat/chisel 2014-03-04 16:39:06 -08:00
Yunsup Lee
e20d50436a committed in the wrong directory, meant to commit in the hwacha directory 2014-03-01 00:01:35 -08:00
Yunsup Lee
8c459df3b6 flush deck when xcpt occurs, fixes remaining p test bugs 2014-02-28 22:50:34 -08:00
Stephen Twigg
755293d785 Push hwacha (refactoring) and add line that when uncommented properly instantiates hwacha). 2014-02-14 10:12:09 -08:00
Andrew Waterman
11e69a73cd Fix tests when !hwacha; disable hwacha by default 2014-02-06 03:08:33 -08:00
Stephen Twigg
8c96e27ca6 Merge branch 'master' into hwacha-port 
Mostly Stable version that is passing tests
 2014-02-04 17:20:28 -08:00
Henry Cook
382fa0ef27 cleanups supporting uncore hierarchy 2014-01-31 16:03:58 -08:00
Stephen Twigg
e7ee94bcc8 Merge branch 'master' into hwacha-port 2014-01-21 15:23:05 -08:00
Stephen Twigg
ee0c4ca291 Push chisel, rocket, hwacha, tools, tests to incorporate a bunch of new changes (ISA alterations) 2014-01-21 14:48:04 -08:00
Andrew Waterman
6f028b2d52 Increase BTB size; fix Rocket FPU bug 2014-01-17 03:53:08 -08:00
Andrew Waterman
a43cf9d688 Update to new privileged ISA 2013-11-25 04:45:06 -08:00
Stephen Twigg
e50c5180cd Merge branch 'master' into hwacha 2013-11-14 16:03:55 -08:00
Yunsup Lee
1d6d4b4e96 move htif to uncore 2013-11-07 13:19:19 -08:00
Yunsup Lee
c810847761 hookup all memory ports 2013-11-05 17:12:25 -08:00
Stephen Twigg
7da65434ee Initial commit for the hwacha reference-chip/rocket re-integration. 2013-10-30 20:44:02 -07:00
Stephen Twigg
36dfff5ee8 Adjust Verilog testbench to use new debug_stats_pcr signal that has been exported to the top level. It is the or-reduction of the stats pcr for each core. Push rocket (export stats pcr to top level). This scheme is cleaner than digging into the hierarchy. 2013-09-25 01:21:41 -07:00
Andrew Waterman
b7d7ced41b Update to new ISA 2013-09-21 06:40:23 -07:00
Huy Vo
09247c0e0b fix to sram init pins 2013-09-19 20:12:10 -07:00
Andrew Waterman
80003b3019 Support RoCC 2013-09-15 04:25:26 -07:00
Andrew Waterman
fbdbb01232 update to new isa; disable vector tests 2013-09-12 17:04:03 -07:00
Henry Cook
b42e140e05 NetworkIOs no longer use thunks 2013-09-10 16:23:52 -07:00