Mercurial > pygar
comparison modules/bluespec/Pygar/lab4/GetPutExt.bsv @ 8:74716e9a81cc pygar svn.9
[svn r9] Pygar now has the proper directory structure to play nicely with awb. Also, the apm file for audio-core willcompile successfully.
| author | rlm |
|---|---|
| date | Fri, 23 Apr 2010 02:32:05 -0400 |
| parents | |
| children |
comparison
equal
deleted
inserted
replaced
| 7:7393cd19371e | 8:74716e9a81cc |
|---|---|
| 1 import FIFOF::*; | |
| 2 import RWire::*; | |
| 3 import GetPut::*; | |
| 4 | |
| 5 // Convert a FIFOF into a put interface | |
| 6 | |
| 7 function Put#(item_t) fifofToPut( FIFOF#(item_t) f ) provisos ( ); | |
| 8 return | |
| 9 ( | |
| 10 interface Put | |
| 11 method Action put( item_t item ); | |
| 12 f.enq(item); | |
| 13 endmethod | |
| 14 endinterface | |
| 15 ); | |
| 16 endfunction | |
| 17 | |
| 18 // Convert a FIFOF into a get interface | |
| 19 | |
| 20 function Get#(item_t) fifofToGet( FIFOF#(item_t) f ) provisos ( ); | |
| 21 return | |
| 22 ( | |
| 23 interface Get | |
| 24 method ActionValue#(item_t) get(); | |
| 25 f.deq(); | |
| 26 return f.first(); | |
| 27 endmethod | |
| 28 endinterface | |
| 29 ); | |
| 30 endfunction | |
| 31 | |
| 32 // Convert a register into an (always ready) put interface | |
| 33 | |
| 34 function Put#(item_t) regToPut( Reg#(item_t) r ) provisos ( ); | |
| 35 return | |
| 36 ( | |
| 37 interface Put | |
| 38 method Action put( item_t item ); | |
| 39 r <= item; | |
| 40 endmethod | |
| 41 endinterface | |
| 42 ); | |
| 43 endfunction | |
| 44 | |
| 45 // Convert a register into an (always ready) get interface | |
| 46 | |
| 47 function Get#(item_t) regToGet( Reg#(item_t) r ) provisos ( ); | |
| 48 return | |
| 49 ( | |
| 50 interface Get | |
| 51 method ActionValue#(item_t) get(); | |
| 52 return r; | |
| 53 endmethod | |
| 54 endinterface | |
| 55 ); | |
| 56 endfunction | |
| 57 | |
| 58 // Convert a Wire into a put interface | |
| 59 | |
| 60 function Put#(item_t) wireToPut( Wire#(item_t) w ) provisos ( ); | |
| 61 return | |
| 62 ( | |
| 63 interface Put | |
| 64 method Action put( item_t item ); | |
| 65 w._write(item); | |
| 66 endmethod | |
| 67 endinterface | |
| 68 ); | |
| 69 endfunction | |
| 70 | |
| 71 // Convert a WIREF into a get interface | |
| 72 | |
| 73 function Get#(item_t) wireToGet( Wire#(item_t) w ) provisos ( ); | |
| 74 return | |
| 75 ( | |
| 76 interface Get | |
| 77 method ActionValue#(item_t) get(); | |
| 78 return w._read(); | |
| 79 endmethod | |
| 80 endinterface | |
| 81 ); | |
| 82 endfunction | |
| 83 | |
| 84 // Convert a RWire into a put interface | |
| 85 | |
| 86 function Put#(item_t) rwireToPut( RWire#(item_t) w ) provisos ( ); | |
| 87 return | |
| 88 ( | |
| 89 interface Put | |
| 90 method Action put( item_t item ); | |
| 91 w.wset(item); | |
| 92 endmethod | |
| 93 endinterface | |
| 94 ); | |
| 95 endfunction | |
| 96 | |
| 97 // Convert a RWire into a get interface | |
| 98 | |
| 99 function Get#(item_t) rwireToGet( RWire#(item_t) w ) provisos ( ); | |
| 100 return | |
| 101 ( | |
| 102 interface Get | |
| 103 method ActionValue#(item_t) get() if ( isValid(w.wget()) ); | |
| 104 return unJust(w.wget()); | |
| 105 endmethod | |
| 106 endinterface | |
| 107 ); | |
| 108 endfunction |