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Merge pull request #13 from ErickOF/jvillalobos/sobel-module
Adding AT model for Sobel module
2 parents d81c21e + 890f6e4 commit 5ba58c2

6 files changed

Lines changed: 406 additions & 36 deletions

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‎modules/Makefile‎

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@@ -14,6 +14,13 @@ LD=g++
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LFLAGS=-Wall -I. -lm -g
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LIBS=-lsystemc -lm
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# Source directories
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SRCDIR=src
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OBJDIR=obj
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BINDIR=./
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INCDIR=-I. -I./include -I$(SYSTEMC)/include -Ibasic_protocol -I$(SYSTEMC)/include/tlm_core/tlm_2
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LIBDIR=-L. -L$(SYSTEMC)/lib-linux64
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ifdef INCLUDE_OPENCV
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# Target
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LIBS+=-lopencv_imgcodecs -lopencv_core -lopencv_highgui -lopencv_imgproc
@@ -28,13 +35,6 @@ LFLAGS += $(shell pkg-config --libs opencv4)
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endif # INCLUDE_OPENCV_PKG
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endif # INCLUDE_OPENCV
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# Source directories
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SRCDIR=src
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OBJDIR=obj
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BINDIR=./
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INCDIR=-I. -I./include -I$(SYSTEMC)/include -Ibasic_protocol -I$(SYSTEMC)/include/tlm_core/tlm_2
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LIBDIR=-L. -L$(SYSTEMC)/lib-linux64
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SOURCES := $(wildcard $(SRCDIR)/*.cpp)
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INCLUDES := $(wildcard $(INCDIR)/*.hpp)
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OBJECTS := $(SOURCES:$(SRCDIR)/%.cpp=$(OBJDIR)/%.o)

‎modules/edge-detector/include/AddressMap.h‎

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@@ -0,0 +1,3 @@
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#define SOBEL_INPUT_0 0x00000027u
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#define SOBEL_INPUT_1 0x0000002Fu
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#define SOBEL_OUTPUT 0x00000030u

‎modules/edge-detector/include/sobel_edge_detector_at_model.hpp‎

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#ifdef EDGE_DETECTOR_AT_EN
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#ifndef SOBEL_EDGE_DETECTOR_HPP
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#define SOBEL_EDGE_DETECTOR_HPP
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#include <systemc.h>
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#include "AddressMap.h"
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SC_MODULE(Edge_Detector)
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{
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sc_inout<sc_uint<64>> data;
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sc_in<sc_uint<24>> address;
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const double delay_full_adder_1_bit = 0.361;
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const double delay_full_adder = delay_full_adder_1_bit * 16;
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const double delay_multiplier = 9.82;
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const sc_int<16> sobelGradientX[3][3] = {{-1, 0, 1},
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{-2, 0, 2},
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{-1, 0, 1}};
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const sc_int<16> sobelGradientY[3][3] = {{-1, -2, -1},
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{ 0, 0, 0},
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{ 1, 2, 1}};
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sc_int<16> localWindow[3][3];
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sc_int<16> resultSobelGradientX;
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sc_int<16> resultSobelGradientY;
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sc_int<16> localMultX[3][3];
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sc_int<16> localMultY[3][3];
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sc_event gotLocalWindow;
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sc_event rd_t, wr_t;
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sc_event mult_x, mult_y, sum_x, sum_y;
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SC_CTOR(Edge_Detector)
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{
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SC_THREAD(wr);
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SC_THREAD(rd);
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SC_THREAD(compute_sobel_gradient_x);
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SC_THREAD(compute_sobel_gradient_y);
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SC_THREAD(perform_mult_gradient_x);
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SC_THREAD(perform_mult_gradient_y);
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SC_THREAD(perform_sum_gradient_x);
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SC_THREAD(perform_sum_gradient_y);
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}
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void write();
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void read();
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void wr();
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void rd();
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void compute_sobel_gradient_x();
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void compute_sobel_gradient_y();
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void perform_mult_gradient_x();
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void perform_mult_gradient_y();
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void perform_sum_gradient_x();
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void perform_sum_gradient_y();
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};
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#endif // SOBEL_EDGE_DETECTOR_HPP
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#endif // EDGE_DETECTOR_AT_EN

‎modules/edge-detector/src/sobel_edge_detector_at_model.cpp‎

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#ifdef EDGE_DETECTOR_AT_EN
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#ifndef SOBEL_EDGE_DETECTOR_CPP
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#define SOBEL_EDGE_DETECTOR_CPP
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#include "sobel_edge_detector_at_model.hpp"
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void Edge_Detector::write()
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{
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wr_t.notify(5, SC_NS);
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}
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void Edge_Detector::wr()
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{
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while (true)
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{
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wait(wr_t);
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if ((address.read() - SOBEL_INPUT_0) == 0)
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{
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int j = 0;
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for (int i = 0; i < 8; i++)
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{
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localWindow[0][0][i] = data.read()[i + (j * 8)];
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}
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j++;
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for (int i = 0; i < 8; i++)
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{
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localWindow[0][1][i] = data.read()[i + (j * 8)];
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}
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j++;
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for (int i = 0; i < 8; i++)
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{
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localWindow[0][2][i] = data.read()[i + (j * 8)];
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}
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j++;
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for (int i = 0; i < 8; i++)
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{
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localWindow[1][0][i] = data.read()[i + (j * 8)];
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}
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j++;
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for (int i = 0; i < 8; i++)
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{
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localWindow[1][1][i] = data.read()[i + (j * 8)];
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}
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j++;
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for (int i = 0; i < 8; i++)
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{
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localWindow[1][2][i] = data.read()[i + (j * 8)];
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}
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j++;
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for (int i = 0; i < 8; i++)
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{
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localWindow[2][0][i] = data.read()[i + (j * 8)];
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}
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j++;
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for (int i = 0; i < 8; i++)
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{
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localWindow[2][1][i] = data.read()[i + (j * 8)];
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}
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gotLocalWindow.notify(0, SC_NS);
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}
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else if ((address.read() - SOBEL_INPUT_1) == 0)
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{
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for (int i = 0; i < 8; i++)
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{
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localWindow[2][2][i] = data.read()[i];
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}
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gotLocalWindow.notify(0, SC_NS);
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}
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}
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}
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void Edge_Detector::read()
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{
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rd_t.notify(5, SC_NS);
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}
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void Edge_Detector::rd()
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{
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while (true)
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{
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wait(rd_t);
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if ((address.read() - SOBEL_OUTPUT) == 0)
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{
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data = (sc_uint<32>(0), resultSobelGradientY, resultSobelGradientX);
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}
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}
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}
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void Edge_Detector::compute_sobel_gradient_x()
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{
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while (true)
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{
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wait(gotLocalWindow);
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mult_x.notify(delay_multiplier, SC_NS);
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}
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}
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void Edge_Detector::compute_sobel_gradient_y()
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{
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while (true)
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{
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wait(gotLocalWindow);
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mult_y.notify(delay_multiplier, SC_NS);
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}
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}
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void Edge_Detector::perform_mult_gradient_x()
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{
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while (true)
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{
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wait(mult_x);
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for (int i = 0; i < 3; i++)
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{
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for (int j = 0; j < 3; j++)
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{
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localMultX[i][j] = localWindow[i][j] * sobelGradientX[i][j];
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}
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}
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sum_x.notify(delay_full_adder, SC_NS);
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}
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}
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void Edge_Detector::perform_mult_gradient_y()
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{
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while (true)
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{
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wait(mult_y);
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for (int i = 0; i < 3; i++)
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{
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for (int j = 0; j < 3; j++)
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{
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localMultY[i][j] = localWindow[i][j] * sobelGradientY[i][j];
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}
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}
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sum_y.notify(delay_full_adder, SC_NS);
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}
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}
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void Edge_Detector::perform_sum_gradient_x()
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{
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while (true)
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{
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wait(sum_x);
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resultSobelGradientX = 0;
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for (int i = 0; i < 3; i++)
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{
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for (int j = 0; j < 3; j++)
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{
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resultSobelGradientX += localMultX[i][j];
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}
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}
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}
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}
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void Edge_Detector::perform_sum_gradient_y()
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{
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while (true)
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{
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wait(sum_y);
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resultSobelGradientY = 0;
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for (int i = 0; i < 3; i++)
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{
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for (int j = 0; j < 3; j++)
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{
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resultSobelGradientY += localMultY[i][j];
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}
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}
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}
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}
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#endif // SOBEL_EDGE_DETECTOR_CPP
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#endif // EDGE_DETECTOR_AT_EN

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