ChannelEstimator.bsv
上传用户:aoptech
上传日期:2014-09-22
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文件大小:2k
- //----------------------------------------------------------------------//
- // The MIT License
- //
- // Copyright (c) 2007 Alfred Man Cheuk Ng, mcn02@mit.edu
- //
- // Permission is hereby granted, free of charge, to any person
- // obtaining a copy of this software and associated documentation
- // files (the "Software"), to deal in the Software without
- // restriction, including without limitation the rights to use,
- // copy, modify, merge, publish, distribute, sublicense, and/or sell
- // copies of the Software, and to permit persons to whom the
- // Software is furnished to do so, subject to the following conditions:
- //
- // The above copyright notice and this permission notice shall be
- // included in all copies or substantial portions of the Software.
- //
- // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
- // OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
- // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- // WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- // OTHER DEALINGS IN THE SOFTWARE.
- //----------------------------------------------------------------------//
- import DataTypes::*;
- import Interfaces::*;
- import Controls::*;
- import FIFO::*;
- import GetPut::*;
- module mkChannelEstimator#(function Symbol#(out_n,i_prec,f_prec) pilotRemover(Symbol#(in_n,i_prec, f_prec) in))
- (ChannelEstimator#(ctrl_t,in_n,out_n,i_prec,f_prec))
- provisos (Bits#(ctrl_t, ctrl_sz));
- FIFO#(ChannelEstimatorMesg#(ctrl_t,in_n,i_prec,f_prec)) inQ <- mkLFIFO;
- FIFO#(DemapperMesg#(ctrl_t,out_n,i_prec,f_prec)) outQ <- mkSizedFIFO(2);
- rule process(True);
- inQ.deq();
- let mesg = inQ.first();
- let processedData = pilotRemover(mesg.data);
- outQ.enq(Mesg{control: mesg.control, data: processedData});
- endrule
- interface in = fifoToPut(inQ);
- interface out = fifoToGet(outQ);
- endmodule