FParams.bsv
上传用户:aoptech
上传日期:2014-09-22
资源大小:784k
文件大小:3k
- //----------------------------------------------------------------------//
- // 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 Complex::*;
- import CORDIC::*;
- import DataTypes::*;
- import FixedPoint::*;
- import FPComplex::*;
- import Vector::*;
- import Parameters::*;
- // from parameters file
- typedef FFTIFFTSz FFTSz;
- typedef TXFPIPrec ISz;
- typedef TXFPFPrec FSz;
- typedef FFTIFFTNoBfly NoBfly;
- // derived parameters
- typedef TLog#(FFTSz) LogFFTSz;
- typedef TAdd#(LogFFTSz,1) LogFFTSzP1;
- typedef TDiv#(FFTSz,2) HalfFFTSz;
- typedef TLog#(HalfFFTSz) LogHalfFFTSz;
- typedef TAdd#(LogFFTSzP1,ISz) FFTISz;
- typedef FixedPoint#(FFTISz, FSz) FFTAngle;
- typedef FixedPoint#(1,FSz) CORDICAngle;
- typedef CosSinPair#(FFTISz, FSz) FFTCosSinPair;
- typedef FPComplex#(FFTISz, FSz) FFTData;
- typedef Vector#(FFTSz,FPComplex#(ISz,FSz)) FPComplexVec;
- typedef Vector#(FFTSz,FFTData) FFTDataVec;
- typedef Vector#(LogFFTSz,Vector#(HalfFFTSz,FFTData)) OmegaVecs;
- typedef Tuple2#(FFTData,FFTData) FFTBFlyData;
- typedef Bit#(TLog#(LogFFTSz)) FFTStage;
- typedef Vector#(HalfFFTSz, FFTBFlyData) FFTTupleVec;
- typedef Vector#(NoBfly, Tuple2#(FFTData,FFTBFlyData)) FFTBflyMesg;
- typedef Tuple2#(FFTStage, FFTDataVec) FFTTuples;
- typedef Vector#(HalfFFTSz, Tuple2#(FFTData,FFTBFlyData)) FFTStageMesg;