Merge remote-tracking branch 'origin/develop' into NR_2port_CSIRS
This commit is contained in:
francescomani
+211
-4
@@ -34,6 +34,8 @@
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#include "assertions.h"
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#include "nr_common.h"
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const char *duplex_mode[]={"FDD","TDD"};
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// Table 5.2-1 NR operating bands in FR1 & FR2 (3GPP TS 38.101)
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// Table 5.4.2.3-1 Applicable NR-ARFCN per operating band in FR1 & FR2 (3GPP TS 38.101)
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// Notes:
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@@ -63,8 +65,8 @@ nr_bandentry_t nr_bandtable[] = {
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{41, 2496000, 2690000, 2496000, 2690000, 3, 499200, 15},
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{41, 2496000, 2690000, 2496000, 2690000, 6, 499200, 30},
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{47, 5855000, 5925000, 5855000, 5925000, 1, 790334, 15},
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//{48, 3550000, 3700000, 3550000, 3700000, 1, 636667, 15},
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//{48, 3550000, 3700000, 3550000, 3700000, 2, 636668, 30},
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{48, 3550000, 3700000, 3550000, 3700000, 1, 636667, 15},
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{48, 3550000, 3700000, 3550000, 3700000, 2, 636668, 30},
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{50, 1432000, 1517000, 1432000, 1517000, 20, 286400, 100},
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{51, 1427000, 1432000, 1427000, 1432000, 20, 285400, 100},
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{53, 2483500, 2495000, 2483500, 2495000, 20, 496700, 100},
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@@ -88,14 +90,15 @@ nr_bandentry_t nr_bandtable[] = {
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{84, 1920000, 1980000, 000, 000, 20, 384000, 100},
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{86, 1710000, 1785000, 000, 000, 20, 342000, 100},
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{89, 824000, 849000, 000, 000, 20, 342000, 100},
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{90, 2496000, 2690000, 2496000, 2690000, 3, 499200, 15},
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{90, 2496000, 2690000, 2496000, 2690000, 6, 499200, 30},
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{90, 2496000, 2690000, 2496000, 2690000, 3, 499200, 15},
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{90, 2496000, 2690000, 2496000, 2690000, 6, 499200, 30},
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{90, 2496000, 2690000, 2496000, 2690000, 20, 499200, 100},
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{91, 832000, 862000, 1427000, 1432000, 20, 285400, 100},
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{92, 832000, 862000, 1432000, 1517000, 20, 286400, 100},
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{93, 880000, 915000, 1427000, 1432000, 20, 285400, 100},
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{94, 880000, 915000, 1432000, 1517000, 20, 286400, 100},
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{95, 2010000, 2025000, 000, 000, 20, 402000, 100},
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{96, 5925000, 7125000, 5925000, 7125000, 1, 795000, 15},
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{257,26500020,29500000,26500020,29500000, 1,2054166, 60},
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{257,26500080,29500000,26500080,29500000, 2,2054167, 120},
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{258,24250080,27500000,24250080,27500000, 1,2016667, 60},
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@@ -230,6 +233,30 @@ uint32_t nr_get_code_rate(uint8_t Imcs, uint8_t table_idx) {
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}
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}
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void get_coreset_rballoc(uint8_t *FreqDomainResource,int *n_rb,int *rb_offset) {
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uint8_t count=0, start=0, start_set=0;
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uint64_t bitmap = (((uint64_t)FreqDomainResource[0])<<37)|
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(((uint64_t)FreqDomainResource[1])<<29)|
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(((uint64_t)FreqDomainResource[2])<<21)|
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(((uint64_t)FreqDomainResource[3])<<13)|
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(((uint64_t)FreqDomainResource[4])<<5)|
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(((uint64_t)FreqDomainResource[5])>>3);
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for (int i=0; i<45; i++)
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if ((bitmap>>(44-i))&1) {
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count++;
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if (!start_set) {
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start = i;
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start_set = 1;
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}
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}
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*rb_offset = 6*start;
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*n_rb = 6*count;
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}
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int get_dmrs_port(int nl, uint16_t dmrs_ports) {
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if (dmrs_ports == 0) return 0; // dci 1_0
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@@ -248,6 +275,186 @@ int get_dmrs_port(int nl, uint16_t dmrs_ports) {
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return p;
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}
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int get_num_dmrs(uint16_t dmrs_mask ) {
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int num_dmrs=0;
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for (int i=0;i<16;i++) num_dmrs+=((dmrs_mask>>i)&1);
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return(num_dmrs);
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}
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lte_frame_type_t get_frame_type(uint16_t current_band, uint8_t scs_index)
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{
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lte_frame_type_t current_type;
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int32_t delta_duplex = get_delta_duplex(current_band, scs_index);
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if (delta_duplex == 0)
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current_type = TDD;
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else
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current_type = FDD;
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LOG_I(NR_MAC, "NR band %d, duplex mode %s, duplex spacing = %d KHz\n", current_band, duplex_mode[current_type], delta_duplex);
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return current_type;
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}
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// Computes the duplex spacing (either positive or negative) in KHz
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int32_t get_delta_duplex(int nr_bandP, uint8_t scs_index)
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{
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int nr_table_idx = get_nr_table_idx(nr_bandP, scs_index);
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int32_t delta_duplex = (nr_bandtable[nr_table_idx].ul_min - nr_bandtable[nr_table_idx].dl_min);
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LOG_I(NR_MAC, "NR band duplex spacing is %d KHz (nr_bandtable[%d].band = %d)\n", delta_duplex, nr_table_idx, nr_bandtable[nr_table_idx].band);
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return delta_duplex;
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}
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uint16_t config_bandwidth(int mu, int nb_rb, int nr_band)
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{
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if (nr_band < 100) { //FR1
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switch(mu) {
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case 0 :
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if (nb_rb<=25)
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return 5;
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if (nb_rb<=52)
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return 10;
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if (nb_rb<=79)
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return 15;
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if (nb_rb<=106)
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return 20;
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if (nb_rb<=133)
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return 25;
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if (nb_rb<=160)
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return 30;
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if (nb_rb<=216)
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return 40;
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if (nb_rb<=270)
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return 50;
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AssertFatal(1==0,"Number of DL resource blocks %d undefined for mu %d and band %d\n", nb_rb, mu, nr_band);
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break;
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case 1 :
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if (nb_rb<=11)
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return 5;
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if (nb_rb<=24)
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return 10;
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if (nb_rb<=38)
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return 15;
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if (nb_rb<=51)
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return 20;
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if (nb_rb<=65)
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return 25;
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if (nb_rb<=78)
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return 30;
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if (nb_rb<=106)
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return 40;
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if (nb_rb<=133)
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return 50;
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if (nb_rb<=162)
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return 60;
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if (nb_rb<=189)
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return 70;
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if (nb_rb<=217)
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return 80;
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if (nb_rb<=245)
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return 90;
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if (nb_rb<=273)
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return 100;
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AssertFatal(1==0,"Number of DL resource blocks %d undefined for mu %d and band %d\n", nb_rb, mu, nr_band);
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break;
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case 2 :
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if (nb_rb<=11)
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return 10;
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if (nb_rb<=18)
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return 15;
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if (nb_rb<=24)
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return 20;
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if (nb_rb<=31)
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return 25;
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if (nb_rb<=38)
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return 30;
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if (nb_rb<=51)
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return 40;
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if (nb_rb<=65)
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return 50;
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if (nb_rb<=79)
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return 60;
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if (nb_rb<=93)
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return 70;
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if (nb_rb<=107)
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return 80;
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if (nb_rb<=121)
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return 90;
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if (nb_rb<=135)
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return 100;
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AssertFatal(1==0,"Number of DL resource blocks %d undefined for mu %d and band %d\n", nb_rb, mu, nr_band);
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break;
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default:
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AssertFatal(1==0,"Numerology %d undefined for band %d in FR1\n", mu,nr_band);
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}
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}
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else {
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switch(mu) {
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case 2 :
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if (nb_rb<=66)
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return 50;
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if (nb_rb<=132)
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return 100;
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if (nb_rb<=264)
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return 200;
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AssertFatal(1==0,"Number of DL resource blocks %d undefined for mu %d and band %d\n", nb_rb, mu, nr_band);
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break;
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case 3 :
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if (nb_rb<=32)
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return 50;
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if (nb_rb<=66)
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return 100;
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if (nb_rb<=132)
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return 200;
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if (nb_rb<=264)
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return 400;
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AssertFatal(1==0,"Number of DL resource blocks %d undefined for mu %d and band %d\n", nb_rb, mu, nr_band);
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break;
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default:
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AssertFatal(1==0,"Numerology %d undefined for band %d in FR1\n", mu,nr_band);
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}
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}
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}
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// Returns the corresponding row index of the NR table
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int get_nr_table_idx(int nr_bandP, uint8_t scs_index) {
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int i, j;
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int scs_khz = 15 << scs_index;
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int supplementary_bands[] = {29,75,76,80,81,82,83,84,86,89,95};
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size_t s = sizeof(supplementary_bands)/sizeof(supplementary_bands[0]);
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for(j = 0; j < s; j++){
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if (nr_bandP == supplementary_bands[j])
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AssertFatal(0 == 1, "Band %d is a supplementary band (%d). This is not supported yet.\n", nr_bandP, supplementary_bands[j]);
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}
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AssertFatal(nr_bandP <= nr_bandtable[nr_bandtable_size-1].band, "NR band %d exceeds NR bands table maximum limit %d\n", nr_bandP, nr_bandtable[nr_bandtable_size-1].band);
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for (i = 0; i < nr_bandtable_size && nr_bandtable[i].band != nr_bandP; i++);
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// In frequency bands with two deltaFRaster,
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// the higher deltaFRaster applies to channels using only the SCS that is equal to or larger than the higher deltaFRaster
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// and SSB SCS is equal to the higher deltaFRaster.
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while(((i+1)<nr_bandtable_size) &&
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(nr_bandtable[i+1].band == nr_bandtable[i].band) &&
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(nr_bandtable[i].deltaf_raster != scs_khz)) {
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i++;
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}
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AssertFatal(nr_bandtable[i].band == nr_bandP, "Found band table %d does not correspond to the input one %d\n",nr_bandtable[i].band,nr_bandP);
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LOG_D(PHY, "NR band table index %d (Band %d, dl_min %lu, ul_min %lu)\n", i, nr_bandtable[i].band, nr_bandtable[i].dl_min,nr_bandtable[i].ul_min);
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return i;
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}
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int get_subband_size(int NPRB,int size) {
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// implements table 5.2.1.4-2 from 36.214
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//
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@@ -35,6 +35,7 @@
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#include <stdint.h>
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#include "assertions.h"
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#include "PHY/defs_common.h"
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typedef struct nr_bandentry_s {
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int16_t band;
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@@ -50,6 +51,12 @@ typedef struct nr_bandentry_s {
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extern const size_t nr_bandtable_size;
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extern nr_bandentry_t nr_bandtable[];
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void get_coreset_rballoc(uint8_t *FreqDomainResource,int *n_rb,int *rb_offset);
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int get_num_dmrs(uint16_t dmrs_mask);
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uint16_t config_bandwidth(int mu, int nb_rb, int nr_band);
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int get_nr_table_idx(int nr_bandP, uint8_t scs_index);
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int32_t get_delta_duplex(int nr_bandP, uint8_t scs_index);
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lte_frame_type_t get_frame_type(uint16_t nr_bandP, uint8_t scs_index);
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uint16_t get_band(uint64_t downlink_frequency, int32_t delta_duplex);
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int NRRIV2BW(int locationAndBandwidth,int N_RB);
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int NRRIV2PRBOFFSET(int locationAndBandwidth,int N_RB);
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