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adapting function for dl 256 qam

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This commit is contained in:
francescomani
2021-12-21 10:57:35 +01:00
parent 5e3e1e42a5
commit ae29f64419
5 changed files with 90 additions and 28 deletions
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common/utils/nr/nr_common.c
+21
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@@ -36,6 +36,27 @@
const char *duplex_mode[]={"FDD","TDD"};
int tables_5_3_2[5][11] = {
{25, 52, 79, 106, 133, 160, 216, 270, -1, -1, -1}, // 15 FR1
{11, 24, 38, 51, 65, 78, 106, 133, 162, 217, 273}, // 30 FR1
{-1, 11, 18, 24, 31, 38, 51, 65, 79, 107, 135}, // 60 FR1
{66, 132, 264, -1 , -1, -1, -1, -1, -1, -1, -1}, // 60 FR2
{32, 66, 132, 264, -1, -1, -1, -1, -1, -1, -1} // 120FR2
};
int get_supported_band_index(int scs, int band, int n_rbs){
int scs_index = scs;
if (band>256)
scs_index++;
for (int i=0; i<11; i++) {
if(n_rbs == tables_5_3_2[scs][i])
return i;
}
return (-1); // not found
}
// Table 5.2-1 NR operating bands in FR1 & FR2 (3GPP TS 38.101)
// Table 5.4.2.3-1 Applicable NR-ARFCN per operating band in FR1 & FR2 (3GPP TS 38.101)
// Notes:
common/utils/nr/nr_common.h
+1
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@@ -72,6 +72,7 @@ int get_subband_size(int NPRB,int size);
void SLIV2SL(int SLIV,int *S,int *L);
int get_dmrs_port(int nl, uint16_t dmrs_ports);
int get_nb_periods_per_frame(uint8_t tdd_period);
int get_supported_band_index(int scs, int band, int n_rbs);
#define CEILIDIV(a,b) ((a+b-1)/b)
#define ROUNDIDIV(a,b) (((a<<1)+b)/(b<<1))