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Author SHA1 Message Date
Henry Cook 4c595d175c Refactor package hierarchy and remove legacy bus protocol implementations (#845) 
* Refactors package hierarchy.

Additionally:
  - Removes legacy ground tests and configs
  - Removes legacy bus protocol implementations
  - Removes NTiles
  - Adds devices package
  - Adds more functions to util package
 2017-07-07 10:48:16 -07:00
Wesley W. Terpstra b7963eca4e copyright: ran scripts/modify-copyright 2016-11-27 22:15:43 -08:00
Wesley W. Terpstra 437be0f36a PositionalMultiQueue: use a UInt instead of Reg(Vec(Bool)) 
This results in much less Verilog to simulate
 2016-11-22 20:39:38 -08:00
Wesley W. Terpstra f9de7173cc PositionalMultiQueue: use 1-write n-read Mem instead of Reg(Vec(...)) 2016-11-22 18:46:11 -08:00
Wesley W. Terpstra d9a203b0f0 PositionalMultiQueue: convert 'next' to a single write port 2016-11-22 18:38:55 -08:00
Wesley W. Terpstra dcb9383568 PositionalMultiQueue: work around vcs Lint report 
Lint-[PCTIO-L] Ports coerced to inout
rocket-chip/vsim/generated-src/unittest.UncoreUnitTestConfig.v, 127524
"io_deq_0_valid"
  Port "io_deq_0_valid" declared as output in module "PositionalMultiQueue_16"
  may need to be inout. Coercing to inout.
 2016-10-10 11:21:49 -07:00
Wesley W. Terpstra 5d905a5310 PositionalMultiQueue: shared storage FIFO 1-push n-pop 2016-10-10 11:21:49 -07:00