54 lines
2.2 KiB
C++
54 lines
2.2 KiB
C++
// Copyright (2019-2023) Paul Scherrer Institute
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// SPDX-License-Identifier: GPL-3.0-or-later
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#include "hls_jfjoch.h"
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void load_from_hbm(STREAM_512 &data_out,
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hls::stream<axis_completion> &completion_in,
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hls::stream<axis_completion> &completion_out,
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hls::burst_maxi<hbm256_t> d_hbm_p0,
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hls::burst_maxi<hbm256_t> d_hbm_p1,
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ap_uint<32> hbm_size) {
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#pragma HLS INTERFACE ap_ctrl_none port=return
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#pragma HLS INTERFACE register both axis port=data_out
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#pragma HLS INTERFACE register both axis port=completion_in
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#pragma HLS INTERFACE register both axis port=completion_out
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#pragma HLS INTERFACE register ap_none port=hbm_size
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#pragma HLS INTERFACE m_axi port=d_hbm_p0 bundle=d_hbm_p0 depth=512 offset=off \
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max_read_burst_length=16 max_write_burst_length=2 latency=120 num_write_outstanding=2 num_read_outstanding=8
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#pragma HLS INTERFACE m_axi port=d_hbm_p1 bundle=d_hbm_p1 depth=512 offset=off \
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max_read_burst_length=16 max_write_burst_length=2 latency=120 num_write_outstanding=2 num_read_outstanding=8
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axis_completion cmpl;
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completion_in >> cmpl;
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ap_uint<32> offset_hbm_0 = 12 * (hbm_size / 32);
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ap_uint<32> offset_hbm_1 = 14 * (hbm_size / 32);
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while (!cmpl.last) {
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completion_out << cmpl;
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for (int i = 0; i < RAW_MODULE_SIZE * sizeof(uint16_t) / 64; i++) {
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#pragma HLS PIPELINE II=1
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if (i % 16 == 0) {
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d_hbm_p0.read_request(offset_hbm_0 + cmpl.handle * RAW_MODULE_SIZE * sizeof(uint16_t) / 32 / 2 + i, 16);
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d_hbm_p1.read_request(offset_hbm_1 + cmpl.handle * RAW_MODULE_SIZE * sizeof(uint16_t) / 32 / 2 + i, 16);
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}
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packet_512_t packet_out;
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packet_out.data(255, 0) = d_hbm_p0.read();
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packet_out.data(511,256) = d_hbm_p1.read();
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if (cmpl.packet_mask[i/128] == 0) {
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for (int i = 0; i < 32; i++)
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packet_out.data(16*i+15,16*i) = PIXEL_OUT_LOST;
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}
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packet_out.keep = UINT64_MAX;
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packet_out.strb = UINT64_MAX;
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packet_out.last = (i == (RAW_MODULE_SIZE / 32 * 2 - 1));
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data_out << packet_out;
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}
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completion_in >> cmpl;
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}
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completion_out << cmpl;
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}
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