Receiver.bsv
上传用户:aoptech
上传日期:2014-09-22
资源大小:784k
文件大小:5k
- //----------------------------------------------------------------------//
- // 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 Controls::*;
- import DataTypes::*;
- import Interfaces::*;
- import Parameters::*;
- import Synchronizer::*;
- import Unserializer::*;
- import FFTIFFT::*;
- import ChannelEstimator::*;
- import Demapper::*;
- import Interleaver::*;
- import Decoder::*;
- import Descrambler::*;
- import Connectable::*;
- import GetPut::*;
- import LibraryFunctions::*;
- (* synthesize *)
- module mkSynchronizerInstance
- (Synchronizer#(SyncIntPrec,SyncFractPrec));
- Synchronizer#(SyncIntPrec,SyncFractPrec) block <- mkSynchronizer;
- return block;
- endmodule
- (* synthesize *)
- module mkUnserializerInstance
- (Unserializer#(UnserialOutDataSz,RXFPIPrec,RXFPFPrec));
- Unserializer#(UnserialOutDataSz,RXFPIPrec,RXFPFPrec) block <- mkUnserializer;
- return block;
- endmodule
- (* synthesize *)
- module mkReceiverPreFFTInstance
- (ReceiverPreFFT#(UnserialOutDataSz,RXFPIPrec,RXFPFPrec));
-
- // state elements
- let synchronizer <- mkSynchronizerInstance;
- let unserializer <- mkUnserializerInstance;
-
- // connections
- mkConnectionPrint("Sync -> Unse",synchronizer.out,unserializer.in);
- // mkConnection(synchroinzer.out,unserializer.in);
-
- // methods
- interface in = synchronizer.in;
- interface out = unserializer.out;
- endmodule
- (* synthesize *)
- module [Module] mkFFTInstance
- (FFT#(RXGlobalCtrl,FFTIFFTSz,RXFPIPrec,RXFPFPrec));
- FFT#(RXGlobalCtrl,FFTIFFTSz,RXFPIPrec,RXFPFPrec) block <- mkFFT;
- return block;
- endmodule
- (* synthesize *)
- module mkChannelEstimatorInstance
- (ChannelEstimator#(RXGlobalCtrl,CEstInDataSz,
- CEstOutDataSz,RXFPIPrec,RXFPFPrec));
- ChannelEstimator#(RXGlobalCtrl,CEstInDataSz,
- CEstOutDataSz,RXFPIPrec,RXFPFPrec) block;
- block <- mkChannelEstimator(pilotRemover);
- return block;
- endmodule
- (* synthesize *)
- module mkDemapperInstance
- (Demapper#(RXGlobalCtrl,DemapperInDataSz,DemapperOutDataSz,
- RXFPIPrec,RXFPFPrec,ViterbiMetric));
- Demapper#(RXGlobalCtrl,DemapperInDataSz,DemapperOutDataSz,
- RXFPIPrec,RXFPFPrec,ViterbiMetric) block;
- block <- mkDemapper(modulationMapCtrl,demapperNegateOutput);
- return block;
- endmodule
- (* synthesize *)
- module mkDeinterleaverInstance
- (Deinterleaver#(RXGlobalCtrl,DeinterleaverDataSz,
- DeinterleaverDataSz,ViterbiMetric,MinNcbps));
- Deinterleaver#(RXGlobalCtrl,DeinterleaverDataSz,
- DeinterleaverDataSz, ViterbiMetric,MinNcbps) block;
- block <- mkDeinterleaver(modulationMapCtrl,deinterleaverGetIndex);
- return block;
- endmodule
- (* synthesize *)
- module mkDecoderInstance
- (Decoder#(RXGlobalCtrl,DecoderInDataSz,ViterbiMetric,
- DecoderOutDataSz,Bit#(1)));
- Decoder#(RXGlobalCtrl,DecoderInDataSz,ViterbiMetric,
- DecoderOutDataSz,Bit#(1)) block;
- block <- mkDecoder;
- return block;
- endmodule
-
- (* synthesize *)
- module mkReceiverPreDescramblerInstance
- (ReceiverPreDescrambler#(RXGlobalCtrl,FFTIFFTSz,RXFPIPrec,
- RXFPFPrec,DecoderOutDataSz,Bit#(1)));
- // state elements
- let fft <- mkFFTInstance;
- let channelEstimator <- mkChannelEstimatorInstance;
- let demapper <- mkDemapperInstance;
- let deinterleaver <- mkDeinterleaverInstance;
- let decoder <- mkDecoderInstance;
-
- // connections
- mkConnectionPrint("FFT -> CEst",fft.out,channelEstimator.in);
- mkConnectionPrint("CEst -> Dmap",channelEstimator.out,demapper.in);
- mkConnectionPrint("Dmap -> Dint",demapper.out,deinterleaver.in);
- mkConnectionPrint("Dint -> Deco",deinterleaver.out,decoder.in);
- // mkConnection(synchroinzer.out,unserializer.in);
-
- // methods
- interface in = fft.in;
- interface out = decoder.out;
- endmodule
- (* synthesize *)
- module mkDescramblerInstance
- (Descrambler#(RXDescramblerAndGlobalCtrl,
- DescramblerDataSz,DescramblerDataSz));
- Descrambler#(RXDescramblerAndGlobalCtrl,
- DescramblerDataSz,DescramblerDataSz) block;
- block <- mkDescrambler(descramblerMapCtrl,
- descramblerGenPoly);
- return block;
- endmodule
- // (* synthesize *)
- // module mkDescramblerInstance
- // (Descrambler#(RXDescramblerAndGlobalCtrl,
- // DescramblerDataSz,DescramblerDataSz));
- // Descrambler#(RXDescramblerAndGlobalCtrl,
- // DescramblerDataSz,DescramblerDataSz) block;
- // block <- mkScrambler(descramblerMapCtrl,
- // descramblerConvertCtrl,
- // descramblerGenPoly);
- // return block;
- // endmodule