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@ -66,7 +66,7 @@ static int mbsfn_area_id = -1;
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static char* rf_args = "";
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static char* rf_dev = "";
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static float rf_amp = 0.8, rf_gain = 60.0, rf_freq = 2400000000;
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static bool enable_256qam = false;
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static bool enable_256qam = false;
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static float output_file_snr = +INFINITY;
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static bool use_standard_lte_rate = false;
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@ -142,7 +142,6 @@ static void parse_args(int argc, char** argv)
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{
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int opt;
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while ((opt = getopt(argc, argv, "IadglfmoncpqvutxbwMsBQ")) != -1) {
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switch (opt) {
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case 'I':
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rf_dev = argv[optind];
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@ -232,7 +231,7 @@ static void base_init()
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cell.nof_ports = 2;
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break;
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default:
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ERROR("Transmission mode %d not implemented or invalid\n", transmission_mode);
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ERROR("Transmission mode %d not implemented or invalid", transmission_mode);
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exit(-1);
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}
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@ -269,7 +268,7 @@ static void base_init()
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if (output_file_name) {
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if (strcmp(output_file_name, "NULL")) {
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if (srslte_filesink_init(&fsink, output_file_name, SRSLTE_COMPLEX_FLOAT_BIN)) {
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ERROR("Error opening file %s\n", output_file_name);
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ERROR("Error opening file %s", output_file_name);
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exit(-1);
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}
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null_file_sink = false;
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@ -291,12 +290,12 @@ static void base_init()
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if (net_port > 0) {
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if (srslte_netsource_init(&net_source, "127.0.0.1", net_port, SRSLTE_NETSOURCE_UDP)) {
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ERROR("Error creating input UDP socket at port %d\n", net_port);
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ERROR("Error creating input UDP socket at port %d", net_port);
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exit(-1);
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}
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if (null_file_sink) {
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if (srslte_netsink_init(&net_sink, "127.0.0.1", net_port + 1, SRSLTE_NETSINK_TCP)) {
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ERROR("Error sink\n");
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ERROR("Error sink");
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exit(-1);
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}
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}
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@ -309,7 +308,7 @@ static void base_init()
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/* create ifft object */
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for (i = 0; i < cell.nof_ports; i++) {
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if (srslte_ofdm_tx_init(&ifft[i], SRSLTE_CP_NORM, sf_buffer[i], output_buffer[i], cell.nof_prb)) {
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ERROR("Error creating iFFT object\n");
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ERROR("Error creating iFFT object");
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exit(-1);
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}
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@ -317,49 +316,49 @@ static void base_init()
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}
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if (srslte_ofdm_tx_init_mbsfn(&ifft_mbsfn, SRSLTE_CP_EXT, sf_buffer[0], output_buffer[0], cell.nof_prb)) {
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ERROR("Error creating iFFT object\n");
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ERROR("Error creating iFFT object");
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exit(-1);
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}
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srslte_ofdm_set_non_mbsfn_region(&ifft_mbsfn, 2);
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srslte_ofdm_set_normalize(&ifft_mbsfn, true);
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if (srslte_pbch_init(&pbch)) {
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ERROR("Error creating PBCH object\n");
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ERROR("Error creating PBCH object");
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exit(-1);
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}
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if (srslte_pbch_set_cell(&pbch, cell)) {
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ERROR("Error creating PBCH object\n");
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ERROR("Error creating PBCH object");
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exit(-1);
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}
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if (srslte_regs_init(®s, cell)) {
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ERROR("Error initiating regs\n");
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ERROR("Error initiating regs");
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exit(-1);
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}
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if (srslte_pcfich_init(&pcfich, 1)) {
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ERROR("Error creating PBCH object\n");
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ERROR("Error creating PBCH object");
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exit(-1);
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}
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if (srslte_pcfich_set_cell(&pcfich, ®s, cell)) {
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ERROR("Error creating PBCH object\n");
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ERROR("Error creating PBCH object");
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exit(-1);
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}
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if (srslte_pdcch_init_enb(&pdcch, cell.nof_prb)) {
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ERROR("Error creating PDCCH object\n");
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ERROR("Error creating PDCCH object");
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exit(-1);
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}
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if (srslte_pdcch_set_cell(&pdcch, ®s, cell)) {
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ERROR("Error creating PDCCH object\n");
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ERROR("Error creating PDCCH object");
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exit(-1);
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}
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if (srslte_pdsch_init_enb(&pdsch, cell.nof_prb)) {
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ERROR("Error creating PDSCH object\n");
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ERROR("Error creating PDSCH object");
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exit(-1);
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}
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if (srslte_pdsch_set_cell(&pdsch, cell)) {
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ERROR("Error creating PDSCH object\n");
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ERROR("Error creating PDSCH object");
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exit(-1);
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}
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@ -367,7 +366,7 @@ static void base_init()
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if (mbsfn_area_id > -1) {
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if (srslte_pmch_init(&pmch, cell.nof_prb, 1)) {
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ERROR("Error creating PMCH object\n");
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ERROR("Error creating PMCH object");
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}
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srslte_pmch_set_area_id(&pmch, mbsfn_area_id);
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}
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@ -375,12 +374,12 @@ static void base_init()
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for (i = 0; i < SRSLTE_MAX_CODEWORDS; i++) {
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softbuffers[i] = calloc(sizeof(srslte_softbuffer_tx_t), 1);
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if (!softbuffers[i]) {
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ERROR("Error allocating soft buffer\n");
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ERROR("Error allocating soft buffer");
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exit(-1);
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}
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if (srslte_softbuffer_tx_init(softbuffers[i], cell.nof_prb)) {
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ERROR("Error initiating soft buffer\n");
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ERROR("Error initiating soft buffer");
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exit(-1);
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}
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}
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@ -472,7 +471,6 @@ static uint32_t prbset_to_bitmask()
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static int update_radl()
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{
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ZERO_OBJECT(dci_dl);
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/* Configure cell and PDSCH in function of the transmission mode */
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@ -666,7 +664,7 @@ static void* net_thread_fnc(void* arg)
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1) /
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8;
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rpm += n;
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INFO("received %d bytes. rpm=%d/%d\n", n, rpm, nbytes);
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INFO("received %d bytes. rpm=%d/%d", n, rpm, nbytes);
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wpm = 0;
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while (rpm >= nbytes) {
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// wait for packet to be transmitted
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@ -677,19 +675,19 @@ static void* net_thread_fnc(void* arg)
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memcpy(data[0], &data2[wpm], nbytes / (size_t)2);
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memcpy(data[1], &data2[wpm], nbytes / (size_t)2);
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}
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INFO("Sent %d/%d bytes ready\n", nbytes, rpm);
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INFO("Sent %d/%d bytes ready", nbytes, rpm);
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rpm -= nbytes;
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wpm += nbytes;
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net_packet_ready = true;
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}
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if (wpm > 0) {
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INFO("%d bytes left in buffer for next packet\n", rpm);
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INFO("%d bytes left in buffer for next packet", rpm);
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memcpy(data2, &data2[wpm], rpm * sizeof(uint8_t));
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}
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} else if (n == 0) {
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rpm = 0;
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} else {
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ERROR("Error receiving from network\n");
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ERROR("Error receiving from network");
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exit(-1);
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}
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} while (true);
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@ -748,22 +746,22 @@ int main(int argc, char** argv)
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/* Generate reference signals */
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if (srslte_refsignal_cs_init(&csr_refs, cell.nof_prb)) {
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ERROR("Error initializing equalizer\n");
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ERROR("Error initializing equalizer");
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exit(-1);
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}
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if (mbsfn_area_id > -1) {
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if (srslte_refsignal_mbsfn_init(&mbsfn_refs, cell.nof_prb)) {
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ERROR("Error initializing equalizer\n");
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ERROR("Error initializing equalizer");
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exit(-1);
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}
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if (srslte_refsignal_mbsfn_set_cell(&mbsfn_refs, cell, mbsfn_area_id)) {
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ERROR("Error initializing MBSFNR signal\n");
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ERROR("Error initializing MBSFNR signal");
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exit(-1);
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}
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}
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if (srslte_refsignal_cs_set_cell(&csr_refs, cell)) {
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ERROR("Error setting cell\n");
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ERROR("Error setting cell");
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exit(-1);
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}
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@ -780,17 +778,16 @@ int main(int argc, char** argv)
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signal(SIGINT, sig_int_handler);
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if (!output_file_name) {
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int srate = srslte_sampling_freq_hz(cell.nof_prb);
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if (srate != -1) {
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printf("Setting sampling rate %.2f MHz\n", (float)srate / 1000000);
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float srate_rf = srslte_rf_set_tx_srate(&radio, (double)srate);
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if (srate_rf != srate) {
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ERROR("Could not set sampling rate\n");
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ERROR("Could not set sampling rate");
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exit(-1);
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}
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} else {
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ERROR("Invalid number of PRB %d\n", cell.nof_prb);
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ERROR("Invalid number of PRB %d", cell.nof_prb);
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exit(-1);
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}
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srslte_rf_set_tx_gain(&radio, rf_gain);
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@ -876,17 +873,17 @@ int main(int argc, char** argv)
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/* Update DL resource allocation from control port */
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if (update_control()) {
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ERROR("Error updating parameters from control port\n");
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ERROR("Error updating parameters from control port");
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}
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/* Transmit PDCCH + PDSCH only when there is data to send */
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if ((net_port > 0) && (mch_table[sf_idx] == 1 && mbsfn_area_id > -1)) {
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send_data = net_packet_ready;
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if (net_packet_ready) {
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INFO("Transmitting packet from port\n");
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INFO("Transmitting packet from port");
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}
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} else {
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INFO("SF: %d, Generating %d random bits\n", sf_idx, pdsch_cfg.grant.tb[0].tbs + pdsch_cfg.grant.tb[1].tbs);
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INFO("SF: %d, Generating %d random bits", sf_idx, pdsch_cfg.grant.tb[0].tbs + pdsch_cfg.grant.tb[1].tbs);
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for (uint32_t tb = 0; tb < SRSLTE_MAX_CODEWORDS; tb++) {
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if (pdsch_cfg.grant.tb[tb].enabled) {
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for (i = 0; i < pdsch_cfg.grant.tb[tb].tbs / 8; i++) {
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@ -906,24 +903,24 @@ int main(int argc, char** argv)
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dl_sf.sf_type = SRSLTE_SF_NORM;
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|
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/* Encode PDCCH */
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INFO("Putting DCI to location: n=%d, L=%d\n", locations[sf_idx][0].ncce, locations[sf_idx][0].L);
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INFO("Putting DCI to location: n=%d, L=%d", locations[sf_idx][0].ncce, locations[sf_idx][0].L);
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srslte_dci_msg_pack_pdsch(&cell, &dl_sf, NULL, &dci_dl, &dci_msg);
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dci_msg.location = locations[sf_idx][0];
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|
|
if (srslte_pdcch_encode(&pdcch, &dl_sf, &dci_msg, sf_symbols)) {
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ERROR("Error encoding DCI message\n");
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|
|
ERROR("Error encoding DCI message");
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|
|
exit(-1);
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|
|
}
|
|
|
|
|
|
|
|
|
|
/* Configure pdsch_cfg parameters */
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|
|
if (srslte_ra_dl_dci_to_grant(&cell, &dl_sf, transmission_mode, enable_256qam, &dci_dl, &pdsch_cfg.grant)) {
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|
|
|
ERROR("Error configuring PDSCH\n");
|
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|
|
ERROR("Error configuring PDSCH");
|
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|
|
exit(-1);
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|
|
}
|
|
|
|
|
|
|
|
|
|
/* Encode PDSCH */
|
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|
|
|
if (srslte_pdsch_encode(&pdsch, &dl_sf, &pdsch_cfg, data, sf_symbols)) {
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|
|
ERROR("Error encoding PDSCH\n");
|
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|
|
ERROR("Error encoding PDSCH");
|
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|
|
exit(-1);
|
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|
|
}
|
|
|
|
|
if (net_port > 0 && net_packet_ready) {
|
|
|
|
|
@ -931,7 +928,7 @@ int main(int argc, char** argv)
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|
|
for (uint32_t tb = 0; tb < SRSLTE_MAX_CODEWORDS; tb++) {
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|
|
srslte_bit_pack_vector(data[tb], data_tmp, pdsch_cfg.grant.tb[tb].tbs);
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|
|
|
if (srslte_netsink_write(&net_sink, data_tmp, 1 + (pdsch_cfg.grant.tb[tb].tbs - 1) / 8) < 0) {
|
|
|
|
|
ERROR("Error sending data through UDP socket\n");
|
|
|
|
|
ERROR("Error sending data through UDP socket");
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
@ -952,7 +949,7 @@ int main(int argc, char** argv)
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|
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|
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|
|
/* Configure pdsch_cfg parameters */
|
|
|
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if (srslte_ra_dl_dci_to_grant(&cell, &dl_sf, SRSLTE_TM1, enable_256qam, &dci_dl, &pmch_cfg.pdsch_cfg.grant)) {
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ERROR("Error configuring PDSCH\n");
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ERROR("Error configuring PDSCH");
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exit(-1);
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}
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@ -964,14 +961,14 @@ int main(int argc, char** argv)
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/* Encode PMCH */
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if (srslte_pmch_encode(&pmch, &dl_sf, &pmch_cfg, data_mbms, sf_symbols)) {
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ERROR("Error encoding PDSCH\n");
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ERROR("Error encoding PDSCH");
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exit(-1);
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}
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if (net_port > 0 && net_packet_ready) {
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if (null_file_sink) {
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srslte_bit_pack_vector(data[0], data_tmp, pmch_cfg.pdsch_cfg.grant.tb[0].tbs);
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if (srslte_netsink_write(&net_sink, data_tmp, 1 + (pmch_cfg.pdsch_cfg.grant.tb[0].tbs - 1) / 8) < 0) {
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ERROR("Error sending data through UDP socket\n");
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ERROR("Error sending data through UDP socket");
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}
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}
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net_packet_ready = false;
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faluco
4 years ago
committed by
faluco