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Correct the UL C-plane packet

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Even after this commit, we still have duplicated UL C-plane packets due to xran F release internal architecture.

Note: in E, all PRBs were in one section of one C-plane DL and UL. It is working even though the U-plane has "fragmented" packets.

Co-authored-by: Mario Joa-Ng <mario.joa-ng@openairinterface.com>
This commit is contained in:
Teodora
2026-01-28 13:00:24 +01:00
co-authored by Mario Joa-Ng
parent cf8f24710b
commit 8b60466916
1 changed files with 13 additions and 11 deletions
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radio/fhi_72/oaioran.c
+13 -11
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@@ -538,8 +538,7 @@ int xran_fh_tx_send_slot(ru_info_t *ru, int frame, int slot, uint64_t timestamp)
}
// This loop would better be more inner to avoid confusion and maybe also errors.
for (int32_t sym_idx = 0; sym_idx < XRAN_NUM_OF_SYMBOL_PER_SLOT; sym_idx++) {
/* the callback is for mixed and UL slots. In mixed, we have to
* skip DL and guard symbols. */
/* skip DL and guard symbols. */
if (!is_tdd_ul_symbol(frame_conf, slot, sym_idx)) {
continue;
}
@@ -547,15 +546,18 @@ int xran_fh_tx_send_slot(ru_info_t *ru, int frame, int slot, uint64_t timestamp)
uint8_t *pPrbMapData = bufs->dstcp[ant_id % nb_rx_per_ru][tti % XRAN_N_FE_BUF_LEN].pBuffers->pData;
struct xran_prb_map *pPrbMap = (struct xran_prb_map *)pPrbMapData;
struct xran_prb_elm *pRbElm = &pPrbMap->prbMap[0];
struct xran_prb_map *pRbMap = pPrbMap;
uint32_t idxElm = 0;
LOG_D(HW, "pRbMap->nPrbElm %d\n", pRbMap->nPrbElm);
for (idxElm = 0; idxElm < pRbMap->nPrbElm; idxElm++) {
LOG_D(HW, "prbMap[%d] : PRBstart %d nPRBs %d\n", idxElm, pRbMap->prbMap[idxElm].nRBStart, pRbMap->prbMap[idxElm].nRBSize);
pRbElm = &pRbMap->prbMap[idxElm];
LOG_D(HW, "pPrbMap->nPrbElm %d\n", pPrbMap->nPrbElm);
for (uint32_t idxElm = 0; idxElm < pPrbMap->nPrbElm; idxElm++) {
struct xran_prb_elm *pRbElm = &pPrbMap->prbMap[idxElm];
int numRB, startRB;
#ifdef E_RELEASE
numRB = pRbElm->nRBSize;
startRB = pRbElm->nRBStart;
#elif F_RELEASE
numRB = pRbElm->UP_nRBSize;
startRB = pRbElm->UP_nRBStart;
#endif
LOG_D(HW, "pPrbMap[%d] : PRBstart %d nPRBs %d\n", idxElm, startRB, numRB);
if (first) {
// ant_id / no of antenna per beam gives the beam_nb
pRbElm->nBeamIndex =