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Refactor PUSCH RE mapping

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RE mapping time is reduced by 10x. Functions are made generic to be
later reused for PDSCH RE mapping at gNB.
This commit is contained in:
Sakthivel Velumani
2024-09-03 09:21:29 +02:00
committed by francescomani
parent add341e2f1
commit 393363e253
6 changed files with 500 additions and 178 deletions
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openair1/PHY/NR_REFSIG/ptrs_nr.c
+7
View File
@@ -85,6 +85,13 @@ void set_ptrs_symb_idx(uint16_t *ptrs_symbols,
}
}
unsigned int get_first_ptrs_re(const rnti_t rnti, const uint8_t K_ptrs, const uint16_t nRB, const uint8_t k_RE_ref)
{
const uint16_t nRB_Kptrs = nRB % K_ptrs;
const uint16_t k_RB_ref = nRB_Kptrs ? (rnti % nRB_Kptrs) : (rnti % K_ptrs);
return (k_RE_ref + k_RB_ref * NR_NB_SC_PER_RB);
}
/*******************************************************************
*
* NAME : is_ptrs_subcarrier
openair1/PHY/NR_REFSIG/ptrs_nr.h
+2
View File
@@ -53,6 +53,8 @@ void set_ptrs_symb_idx(uint16_t *ptrs_symbols,
uint8_t L_ptrs,
uint16_t dmrs_symb_pos);
unsigned int get_first_ptrs_re(const rnti_t rnti, const uint8_t K_ptrs, const uint16_t nRB, const uint8_t k_RE_ref);
uint8_t is_ptrs_subcarrier(uint16_t k,
uint16_t n_rnti,
uint8_t K_ptrs,