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bugfix in L1 analog beam allocation

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the allocation in L1 is done symbol-wise but the L2 is scheduling beams slot-based
this means we need to check for beam availability in the whole slot
This commit is contained in:
francescomani
2025-06-10 12:10:59 +02:00
parent 038247f074
commit 93b08c5f20
1 changed files with 2 additions and 3 deletions
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openair1/SCHED_NR/phy_procedures_nr_gNB.c
+2 -3
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@@ -58,9 +58,8 @@ int beam_index_allocation(int fapi_beam_index,
int idx = -1;
int ru_beam_idx = analog_bf->analog_beam_list[fapi_beam_index].value;
for (int j = 0; j < common_vars->num_beams_period; j++) {
// L2 analog beam implementation is slot based, so we need to verify occupancy for the whole slot
for (int i = 0; i < symbols_per_slot; i++) {
if (((bitmap_symbols >> i) & 0x01) == 0)
continue;
int current_beam = common_vars->beam_id[j][slot * symbols_per_slot + i];
if (current_beam == -1 || current_beam == ru_beam_idx)
idx = j;
@@ -77,7 +76,7 @@ int beam_index_allocation(int fapi_beam_index,
if (((bitmap_symbols >> j) & 0x01))
common_vars->beam_id[idx][slot * symbols_per_slot + j] = ru_beam_idx;
}
LOG_D(PHY, "Allocating beam %d in slot %d\n", idx, slot);
LOG_D(PHY, "Allocating beam_id[%d] %d in slot %d\n", idx, ru_beam_idx, slot);
return idx;
}