How to use kernel_config_file method in autotest

Best Python code snippet using autotest_python

kernelcode_gen.py

Source:kernelcode_gen.py

1#!/usr/bin/python2import os3import re4import math5def generateKernelConfigCode(port_width):6    kernel_config_file_name = 'krnl_config.h'7    kernel_config_file = []8    kernel_config_file.append('#include \"ap_int.h\"' + '\n')9    kernel_config_file.append('#include <inttypes.h>' + '\n')10    kernel_config_file.append('' + '\n')11    kernel_config_file.append('#include \"ap_axi_sdata.h\"' + '\n')12    kernel_config_file.append('#include \"hls_stream.h\"' + '\n')13    kernel_config_file.append('' + '\n')14    kernel_config_file.append('const int DWIDTH = ' + str(port_width) + ';' + '\n')15    kernel_config_file.append('#define INTERFACE_WIDTH ap_uint<DWIDTH>' + '\n')16    kernel_config_file.append('typedef ap_axiu<DWIDTH, 0, 0, 0> pkt;' + '\n')17    kernel_config_file.append('const int NUM_ITERATIONS = 10000;' + '\n')18    with open(kernel_config_file_name, 'w') as f:19        # go to start of file20        f.seek(0)21        # actually write the lines22        f.writelines(kernel_config_file)23def generateKernelWriteKernelCode(num_concurrent_port):24    kernel_file_name = 'krnl_streamWrite.cpp'25    kernel_file = []26    kernel_file.append('#include \"krnl_config.h\"' + '\n')27    kernel_file.append('' + '\n')28    kernel_file.append('extern "C" {' + '\n')29    kernel_file.append('    void krnl_streamWrite(' + '\n')30    kernel_file.append('        volatile INTERFACE_WIDTH* in0,' + '\n')31    kernel_file.append('        const int size,' + '\n')32    for port_index in range(num_concurrent_port-1):33        kernel_file.append('        hls::stream<pkt> &kout' + str(port_index+1) + ',' + '\n')34    kernel_file.append('        hls::stream<pkt> &kout' + str(num_concurrent_port) + '\n')35    kernel_file.append('    ) {' + '\n')36    kernel_file.append('    #pragma HLS INTERFACE m_axi port=in0 offset=slave bundle=gmem0' + '\n')37    kernel_file.append('    #pragma HLS INTERFACE s_axilite port=in0 bundle=control' + '\n')38    kernel_file.append('' + '\n')39    for port_index in range(num_concurrent_port):40        kernel_file.append('    #pragma HLS INTERFACE axis port = kout' + str(port_index+1) + '\n')41    kernel_file.append('' + '\n')42    kernel_file.append('    #pragma HLS INTERFACE s_axilite port=size bundle=control' + '\n')43    kernel_file.append('    #pragma HLS INTERFACE s_axilite port=return bundle=control' + '\n')44    kernel_file.append('' + '\n')45    for port_index in range(num_concurrent_port):46        kernel_file.append('    volatile INTERFACE_WIDTH temp_data_' + str(port_index+1) + ' = 100;' + '\n')47    kernel_file.append('' + '\n')48    kernel_file.append('#pragma HLS DATAFLOW' + '\n')49    kernel_file.append('' + '\n')50    for port_index in range(num_concurrent_port):51        kernel_file.append('        for (int i = 0; i < NUM_ITERATIONS; i++) {' + '\n')52        kernel_file.append('            for (int j = 0; j < size; j++) {' + '\n')53        kernel_file.append('            #pragma HLS PIPELINE II=1' + '\n')54        kernel_file.append('                pkt v' + str(port_index+1) + ';' + '\n')55        kernel_file.append('                v' + str(port_index+1) + '.data = temp_data_' + str(port_index+1) + ';' + '\n')56        kernel_file.append('                kout' + str(port_index+1) + '.write(v' + str(port_index+1) + ');' + '\n')57        kernel_file.append('            }' + '\n')58        kernel_file.append('        }' + '\n')59        kernel_file.append('' + '\n')60    kernel_file.append('        return;' + '\n')61    kernel_file.append('    }' + '\n')62    kernel_file.append('}' + '\n')63    with open(kernel_file_name, 'w') as f:64        # go to start of file65        f.seek(0)66        # actually write the lines67        f.writelines(kernel_file)68def generateKernelReadKernelCode(num_concurrent_port):69    kernel_file_name = 'krnl_streamRead.cpp'70    kernel_file = []71    kernel_file.append('#include \"krnl_config.h\"' + '\n')72    kernel_file.append('' + '\n')73    kernel_file.append('extern "C" {' + '\n')74    kernel_file.append('    void krnl_streamRead(' + '\n')75    kernel_file.append('        volatile INTERFACE_WIDTH* out0,' + '\n')76    kernel_file.append('        const int size,' + '\n')77    for port_index in range(num_concurrent_port-1):78        kernel_file.append('        hls::stream<pkt> &kin' + str(port_index+1) + ',' + '\n')79    kernel_file.append('        hls::stream<pkt> &kin' + str(num_concurrent_port) + '\n')80    kernel_file.append('    ) {' + '\n')81    kernel_file.append('    #pragma HLS INTERFACE m_axi port=out0 offset=slave bundle=gmem0' + '\n')82    kernel_file.append('    #pragma HLS INTERFACE s_axilite port=out0 bundle=control' + '\n')83    kernel_file.append('' + '\n')84    for port_index in range(num_concurrent_port):85        kernel_file.append('    #pragma HLS INTERFACE axis port = kin' + str(port_index+1) + '\n')86    kernel_file.append('' + '\n')87    kernel_file.append('    #pragma HLS INTERFACE s_axilite port=size bundle=control' + '\n')88    kernel_file.append('    #pragma HLS INTERFACE s_axilite port=return bundle=control' + '\n')89    kernel_file.append('' + '\n')90    for port_index in range(num_concurrent_port):91        kernel_file.append('    volatile INTERFACE_WIDTH temp_data_' + str(port_index+1) + ' = 100;' + '\n')92    kernel_file.append('' + '\n')93    kernel_file.append('#pragma HLS DATAFLOW' + '\n')94    kernel_file.append('' + '\n')95    for port_index in range(num_concurrent_port):96        kernel_file.append('        for (int i = 0; i < NUM_ITERATIONS; i++) {' + '\n')97        kernel_file.append('            for (int j = 0; j < size; j++) {' + '\n')98        kernel_file.append('            #pragma HLS PIPELINE II=1' + '\n')99        kernel_file.append('                pkt v' + str(port_index+1) + ' = kin' + str(port_index+1) + '.read();' + '\n')100        kernel_file.append('                temp_data_' + str(port_index+1) + ' = v' + str(port_index+1) + '.data;' + '\n')101        kernel_file.append('            }' + '\n')102        kernel_file.append('        }' + '\n')103        kernel_file.append('' + '\n')104    kernel_file.append('        return;' + '\n')105    kernel_file.append('    }' + '\n')106    kernel_file.append('}' + '\n')107    with open(kernel_file_name, 'w') as f:108        # go to start of file109        f.seek(0)110        # actually write the lines111        f.writelines(kernel_file)112def generateKernelCode(num_concurrent_port, port_width):113    generateKernelConfigCode(port_width)114    generateKernelWriteKernelCode(num_concurrent_port)...

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