55 lines
1.7 KiB
C++
55 lines
1.7 KiB
C++
// SPDX-FileCopyrightText: 2024 Filip Leonarski, Paul Scherrer Institute <filip.leonarski@psi.ch>
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// SPDX-License-Identifier: CERN-OHL-S-2.0
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#include "hls_jfjoch.h"
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void save_to_hbm_data(STREAM_768 &data_in,
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STREAM_768 &data_out,
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hls::stream<ap_axiu<256,1,1,1> > &hbm_out_0,
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hls::stream<ap_axiu<256,1,1,1> > &hbm_out_1,
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hls::stream<ap_axiu<256,1,1,1> > &hbm_out_2) {
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#pragma HLS INTERFACE ap_ctrl_none port=return
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#pragma HLS INTERFACE register both axis port=data_in
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#pragma HLS INTERFACE register both axis port=data_out
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#pragma HLS INTERFACE register both axis port=hbm_out_0
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#pragma HLS INTERFACE register both axis port=hbm_out_1
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#pragma HLS INTERFACE register both axis port=hbm_out_2
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packet_768_t packet_in;
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{
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#pragma HLS PROTOCOL fixed
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data_in >> packet_in;
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ap_wait();
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data_out << packet_in;
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ap_wait();
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}
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data_in >> packet_in;
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Loop_good_packet:
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while (! packet_in.user) {
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// Process one UDP packet per iteration
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#pragma HLS PIPELINE II=1
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ap_axiu<256,1,1,1> packet_out;
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packet_out.keep = UINT32_MAX;
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packet_out.strb = UINT32_MAX;
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packet_out.user = 0;
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packet_out.dest = 0;
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packet_out.id = 0;
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packet_out.last = packet_in.last;
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packet_out.data = packet_in.data(255, 0);
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hbm_out_0 << packet_out;
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packet_out.data = packet_in.data(511, 256);
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hbm_out_1 << packet_out;
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packet_out.data = packet_in.data(767, 512);
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hbm_out_2 << packet_out;
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data_in >> packet_in;
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}
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data_out << packet_in;
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} |