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Commit Graph

2994 Commits

Author SHA1 Message Date
Palmer Dabbelt
dab96096b4 Add firrtl build dependencies
Without this when I update firrtl the new version doesn't get built, so
my build is constantly failing.
2016-08-05 14:45:00 -07:00
Howard Mao
9fa5b228b2 allow extra devices and top-level ports to be added without changing RocketChip.scala 2016-08-04 14:06:14 -07:00
Howard Mao
9c4e57aea5 example Rocc accelerator fixes 2016-08-04 11:17:13 -07:00
Howard Mao
410e3e5366 make sure TraceGen gets correct addresses 2016-08-04 11:08:25 -07:00
Howard Mao
0a85e92652 Allow additional internal MMIO devices to be created without changing BaseConfig 2016-08-04 11:04:52 -07:00
Andrew Waterman
cc0f8962fb [rocket] take physical memory attribute check off critical path
Cache the attributes in the TLB instead.
2016-08-02 17:21:03 -07:00
Andrew Waterman
76f33d88a6 [rocket] Respect physical memory protection during page table walks 2016-08-02 17:20:49 -07:00
Andrew Waterman
5d4f6383f2 [rocket] Automatically kill D$ access on address exceptions
Doing this internally to the cache eliminates a long control path
from the cache to the core and back to the cache.
2016-08-02 17:20:49 -07:00
Andrew Waterman
b54db0ba23 [rocket] don't update BTB on not-taken branches
Only update the BHT; don't set the target prediction to pc+4.
2016-08-02 17:20:49 -07:00
Andrew Waterman
64bde1060c [rocket] remove unused code in ibuf 2016-08-02 15:26:09 -07:00
Andrew Waterman
2ce702dc0a [rocket] fix PTW critical path
Pipeline the killing of a D$ request following a PTW cache hit.
2016-08-02 15:19:48 -07:00
Andrew Waterman
7e9d139e49 [rocket] remove rocket-specific require() from HasCoreParameters 2016-08-02 15:19:48 -07:00
Andrew Waterman
791a27748b Update firrtl and remove firrtl hack in plic 2016-08-02 15:19:48 -07:00
Howard Mao
f04aefc95c get rid of deprecated ZynqAdapter 2016-08-02 13:14:20 -07:00
Howard Mao
63b814fcd7 only run the important (high coverage) tests in regression suite 2016-08-02 10:54:05 -07:00
Howard Mao
b7723f1ff8 make unit tests local to the packages being tested 2016-08-01 17:02:00 -07:00
Howard Mao
98eede0505 some refactoring in RocketChip top-level 2016-08-01 17:02:00 -07:00
Megan Wachs
55c992bb3a Use FoldRight() instead of for loop 2016-08-01 16:56:33 -07:00
Megan Wachs
8db2e8829f Allow aggregate CONFIG on Command Line 2016-08-01 14:24:16 -07:00
Andrew Waterman
fe670e5421 Stop using deprecated FileSystemUtilities to create files 2016-07-31 18:04:56 -07:00
Andrew Waterman
832e56d3c7 Fix toBits/toUInt/toSInt deprecation warnings 2016-07-31 17:13:52 -07:00
Andrew Waterman
a6e009d8de [rocket] Fix frontend mask when fetchWidth == 1 2016-07-31 15:21:17 -07:00
Andrew Waterman
c49dad2e9d Improve PTW QoR 2016-07-29 17:56:42 -07:00
Andrew Waterman
cc635c386f Make Chisel3 the default version for SBT 2016-07-29 17:56:42 -07:00
mwachs5
4465260469 Update README.md
- List things that are no longer submodules as subpackages instead
- clean up some formatting issues
2016-07-29 17:56:42 -07:00
Andrew Waterman
058396aefe [rocket] Implement RVC 2016-07-29 17:56:42 -07:00
Andrew Waterman
c465120610 [rocket] use more standard pattern for computing integer min 2016-07-29 17:56:42 -07:00
Andrew Waterman
ffac86b041 [rocket] only write badaddr on certain exceptions 2016-07-29 17:56:42 -07:00
Andrew Waterman
0d3d9fca25 [rocket] Allow zapping of BTB entries
This is necessary to guarantee forward progress with RVC, since if the
BTB keeps mispredicting, the processor might never successfully
fetch both halves of a misaligned instruction.
2016-07-29 17:56:42 -07:00
Andrew Waterman
8e0392f24b [rocket] don't hard-code instruction width in BHT 2016-07-29 17:56:42 -07:00
Howard Mao
f34b0b0447 make sure L2 tracker doesn't read data array again if data buffer already filled 2016-07-29 16:47:31 -07:00
Howard Mao
2891eb879a add MergedPutRegression to uncover merged put after release bug in L2 2016-07-29 16:42:28 -07:00
Howard Mao
064020bdd7 make sure Memtest generators write different data to each address 2016-07-29 14:22:46 -07:00
Howard Mao
5a3beca097 add RepeatedGetRegression to uncover L2 merged get miss bug 2016-07-28 19:58:47 -07:00
Howard Mao
cb86aaa46b fix trace generator addresses 2016-07-28 17:56:14 -07:00
Andrew Waterman
8a7fc75b53 fix metadata race in blocking L1 DCache 2016-07-28 17:54:28 -07:00
Howard Mao
bd5972503f move groundtest/scripts to top-level scripts/ 2016-07-28 11:36:55 -07:00
Howard Mao
478f494626 Merge remote-tracking branch 'groundtest/master' into mono-repo 2016-07-28 11:28:06 -07:00
Howard Mao
a5b88d0bdc Merge remote-tracking branch 'junctions/master' into mono-repo 2016-07-28 11:27:47 -07:00
Howard Mao
373fd427dc Merge remote-tracking branch 'rocket/master' into mono-repo 2016-07-28 11:27:29 -07:00
Howard Mao
ce242b8f3f Merge remote-tracking branch 'uncore/master' into mono-repo 2016-07-28 11:23:31 -07:00
Howard Mao
aefba04fb3 get rid of submodules in preparation for merging 2016-07-28 11:21:08 -07:00
Howard Mao
6de2a3e3b1 get rid of fpga-zynq submodule 2016-07-28 11:07:47 -07:00
Howard Mao
fe51a35fa9 a few more submodule bumps 2016-07-28 09:25:59 -07:00
Howard Mao
bf35f980a6 make sure PTE cache is power of 2 in size to satisfy PseudoLRU requirement 2016-07-27 18:40:38 -07:00
Howard Mao
fbcc7317cf make sure PseudoLRU is given power of 2 ways 2016-07-27 18:39:33 -07:00
Howard Mao
15d1aa9346 make sure TrackerAllocationIO addr_block has correct direction set 2016-07-27 16:47:22 -07:00
Howard Mao
9c89290efc fix LRSC issue (fixes issue #86) 2016-07-26 22:25:04 -07:00
Howard Mao
0bd7ef1278 re-enable SCs inflight with other requests 2016-07-26 22:21:41 -07:00
Howard Mao
df07771fa0 add uncached noise generator to TraceGen 2016-07-26 22:21:10 -07:00