mirror of https://github.com/PentHertz/srsLTE.git
Minor NR PHY aesthetical modifications
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@ -47,7 +47,7 @@ extern "C" {
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/**
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/**
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* @brief Defines the symbol duration, including cyclic prefix
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* @brief Defines the symbol duration, including cyclic prefix
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*/
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*/
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#define SRSRAN_SUBC_SPACING_NR(NUM) (15000U << (NUM))
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#define SRSRAN_SUBC_SPACING_NR(NUM) (15000U << (uint32_t)(NUM))
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/**
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/**
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* @brief Defines the number of slots per SF. Defined by TS 38.211 v15.8.0 Table 4.3.2-1.
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* @brief Defines the number of slots per SF. Defined by TS 38.211 v15.8.0 Table 4.3.2-1.
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@ -69,12 +69,19 @@ static int srsran_pdcch_nr_get_ncce(const srsran_coreset_t* coreset,
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return SRSRAN_ERROR;
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return SRSRAN_ERROR;
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}
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}
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// Calculate CORESET bandiwth in physical resource blocks
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uint32_t coreset_bw = srsran_coreset_get_bw(coreset);
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// Every REG is 1PRB wide and a CCE is 6 REG. So, the number of N_CCE is a sixth of the bandwidth times the number of
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// Every REG is 1PRB wide and a CCE is 6 REG. So, the number of N_CCE is a sixth of the bandwidth times the number of
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// symbols
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// symbols
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uint32_t N_cce = srsran_coreset_get_bw(coreset) * coreset->duration / 6;
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uint32_t N_cce = coreset_bw * coreset->duration / 6;
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if (N_cce < L) {
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if (N_cce < L) {
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ERROR("Error number of CCE %d is lower than the aggregation level %d", N_cce, L);
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ERROR("Error CORESET (total bandwidth of %d RBs and %d CCEs) cannot fit the aggregation level %d (%d)",
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coreset_bw,
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N_cce,
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L,
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aggregation_level);
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return SRSRAN_ERROR;
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return SRSRAN_ERROR;
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}
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}
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