Mercurial > pygar
annotate modules/bluespec/Pygar/lab4/CBUFF.bsv @ 55:d0db18cdeacc pygar svn.56
[svn r56] added submodule
| author | punk |
|---|---|
| date | Sun, 09 May 2010 17:47:21 -0400 |
| parents | 74716e9a81cc |
| children |
| rev | line source |
|---|---|
| rlm@8 | 1 import Connectable::*; |
| rlm@8 | 2 import GetPut::*; |
| rlm@8 | 3 import ClientServer::*; |
| rlm@8 | 4 |
| rlm@8 | 5 `include "asim/provides/librl_bsv_storage.bsh" |
| rlm@8 | 6 |
| rlm@8 | 7 typedef SCOREBOARD_FIFO_ENTRY_ID#(t) CBUFFToken#(type t); |
| rlm@8 | 8 |
| rlm@8 | 9 interface CBUFF #(numeric type n, type element_type); |
| rlm@8 | 10 interface Get#(CBUFFToken#(n)) reserve; |
| rlm@8 | 11 interface Put#(Tuple2 #(CBUFFToken#(n), element_type)) complete; |
| rlm@8 | 12 interface Get#(element_type) drain; |
| rlm@8 | 13 endinterface |
| rlm@8 | 14 |
| rlm@8 | 15 module mkCBUFF(CBUFF#(n, element_type)) |
| rlm@8 | 16 provisos(Bits#(element_type,a__)); |
| rlm@8 | 17 |
| rlm@8 | 18 SCOREBOARD_FIFOF#(n,element_type) cbuff <- mkScoreboardFIFOF(); |
| rlm@8 | 19 |
| rlm@8 | 20 let res = interface Get; |
| rlm@8 | 21 method ActionValue#(CBUFFToken#(n)) get(); |
| rlm@8 | 22 let tok <- cbuff.enq(); |
| rlm@8 | 23 return tok; |
| rlm@8 | 24 endmethod |
| rlm@8 | 25 endinterface; |
| rlm@8 | 26 |
| rlm@8 | 27 let comp = interface Put; |
| rlm@8 | 28 method Action put(Tuple2#(CBUFFToken#(n),element_type) t); |
| rlm@8 | 29 cbuff.setValue(tpl_1(t), tpl_2(t)); |
| rlm@8 | 30 endmethod |
| rlm@8 | 31 endinterface; |
| rlm@8 | 32 |
| rlm@8 | 33 let dr = interface Get; |
| rlm@8 | 34 method ActionValue#(element_type) get(); |
| rlm@8 | 35 cbuff.deq(); |
| rlm@8 | 36 return cbuff.first(); |
| rlm@8 | 37 endmethod |
| rlm@8 | 38 endinterface; |
| rlm@8 | 39 |
| rlm@8 | 40 interface Get reserve = res; |
| rlm@8 | 41 interface Put complete = comp; |
| rlm@8 | 42 interface Get drain = dr; |
| rlm@8 | 43 |
| rlm@8 | 44 endmodule |