43 lines
1.3 KiB
C++
43 lines
1.3 KiB
C++
// Copyright (2019-2023) Paul Scherrer Institute
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#include "hls_jfjoch.h"
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void axis_256_to_512(hls::stream<ap_axiu<256,1,1,1>> &data_in,
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hls::stream<ap_uint<512>> &data_out) {
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#pragma HLS INTERFACE ap_ctrl_none port=return
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#pragma HLS INTERFACE axis register both port=data_in
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#pragma HLS INTERFACE axis register both port=data_out
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ap_axiu<256,1,1,1> packet_256[2];
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data_in >> packet_256[0];
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while (!packet_256[0].user) {
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#pragma HLS PIPELINE II=2
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data_in >> packet_256[1];
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data_out << (packet_256[1].data,packet_256[0].data);
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data_in >> packet_256[0];
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}
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}
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void axis_32_to_512(hls::stream<ap_axiu<32,1,1,1>> &data_in,
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hls::stream<ap_uint<512>> &data_out) {
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#pragma HLS INTERFACE ap_ctrl_none port=return
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#pragma HLS INTERFACE axis register both port=data_in
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#pragma HLS INTERFACE axis register both port=data_out
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ap_axiu<32,1,1,1> packet_32;
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data_in >> packet_32;
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while (!packet_32.user) {
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#pragma HLS PIPELINE II=16
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ap_uint<512> val = 0;
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val(31,0) = packet_32.data;
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for (int i = 1; i < 16; i++) {
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data_in >> packet_32;
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val(i * 32 + 31, i * 32) = packet_32.data;
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}
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data_out << val;
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data_in >> packet_32;
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}
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}
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