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openairinterface5g/openair1/PHY/NR_REFSIG/ul_ref_seq_nr.h
T
Laurent THOMAS 206aa36a47 Make read-only globals const, additional fixes 
- Global variables that are never written to are marked const
- Remove some EXTERN declaration
- Remove unused `log_mem_multi` from logging module
2023-08-18 14:20:37 +02:00

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/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.openairinterface.org/?page_id=698
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*-------------------------------------------------------------------------------
* For more information about the OpenAirInterface (OAI) Software Alliance:
* contact@openairinterface.org
*/
/***********************************************************************
*
* FILENAME : ul_ref_seq_nr.hh
*
* MODULE : generation of uplink reference sequence for nr
*
* DESCRIPTION : variables to generate sequences with low peak to average power
* see 3GPP TS 38.211 5.2.2 Low-PAPR sequence generation
*
************************************************************************/
#ifndef LOWPAPR_SEQUENCES_NR_H
#define LOWPAPR_SEQUENCES_NR_H
#include "PHY/defs_nr_UE.h"
#include "PHY/types.h"
#include "PHY/NR_REFSIG/ss_pbch_nr.h"
#include "PHY/defs_nr_common.h"
#include "PHY/defs_gNB.h"
/************** DEFINE ********************************************/
#define U_GROUP_NUMBER (30) /* maximum number of sequence-group */
#define V_BASE_SEQUENCE_NUMBER (2) /* maximum number of base sequences */
#define SRS_SB_CONF (71) /* maximum number of configuration for srs subcarrier allocation */
/************** VARIABLES *****************************************/
#define INDEX_SB_LESS_32 (4) /* index of dftsizes array for which subcarrier number is less than 36 */
static const uint16_t ul_allocated_re[SRS_SB_CONF] /* number of uplink allocated resource elements */
/* this table is derivated from TS 38.211 Table 6.4.1.4.3-1: SRS bandwidth configuration which gives m_SRS_b then all possible
values of sequence length is */
/* M_sc_b_SRS = m_SRS_b * N_SC_RB/K_TC with K_TC = 2 or K_TC = 4 as specified in TS 38.211 6.4.1.4.3 */
= {
/*
K_TC 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3
3 3 3 m_SRS_b 4 8 12 16 20 24 28 32 36 40 44 48 52 56 60
64 68 72 76 80 */
6,
12,
18,
24,
30,
36,
48,
60,
72,
84,
96,
108,
120,
132,
144,
156,
168,
180,
192,
204,
216,
228,
240,
/*
K_TC 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3
3 6 3 3 m_SRS_b 84 88 92 96 100 104 108 112 116 120 128 132 136 144 152 160
168 176 184 192 100 208 216 */
252,
264,
276,
288,
300,
312,
324,
336,
348,
360,
384,
396,
408,
432,
456,
480,
504,
528,
552,
576,
600,
624,
648,
/*
K_TC 3 6 3 3 3 3 6 6 6 6 6 6 6 6 6 6 6 6 6 6
m_SRS_b 224 116, 240 256 264 272 144 152 160 168 176 184 192 208 216 224 240 256 264
272 */
672,
696,
720,
768,
792,
816,
864,
912,
960,
1008,
1056,
1104,
1152,
1248,
1296,
1344,
1440,
1536,
1584,
1632,
/* below numbers have been added just to include all possible lengths already used for lte */
540,
900,
972,
1080,
1200,
};
/* table of largest prime number lower than uplink allocated resource elements "ul_allocated_re" */
static const uint16_t ref_ul_primes[SRS_SB_CONF] = {
/* 6, 12, 18, 24, 30, 36, 48, 60, 72, 84, 96, 108, 120, 132, 144, 156, 168, 180, 192, 204,
216, 228, 240, */
5,
11,
17,
23,
29,
31,
47,
59,
71,
83,
89,
107,
113,
127,
139,
151,
167,
179,
191,
199,
211,
227,
239,
/* 252, 264, 276, 288, 300, 312, 324, 336, 348, 360, 384, 396, 408, 432, 456, 480, 504, 528, 552, 576,
600, 624, 648, */
251,
263,
271,
283,
293,
311,
317,
331,
347,
359,
383,
389,
401,
431,
449,
479,
503,
523,
547,
571,
599,
619,
647,
/* 672, 696, 720, 768, 792, 816, 864, 912, 960, 1008, 1056, 1104, 1152, 1248, 1296, 1344, 1440, 1536, 1584,
1632, */
661,
691,
719,
761,
787,
811,
863,
911,
953,
997,
1051,
1103,
1151,
1237,
1291,
1327,
1439,
1531,
1583,
1627,
/* 540, 900, 972, 1080, 1200, */
523,
887,
971,
1069,
1193,
};
/* Low-PAPR base sequence; see TS 38.211 clause 5.2.2 */
extern int16_t *rv_ul_ref_sig[U_GROUP_NUMBER][V_BASE_SEQUENCE_NUMBER][SRS_SB_CONF];
/* 38.211 table Table 5.2.2.2-1: Definition of phi(n) for M_ZC = 6 */
static const char phi_M_ZC_6[6 * U_GROUP_NUMBER] = {
/* 0 1 2 3 4 5 */
/* 0 */ -3, -1, 3, 3, -1, -3,
/* 1 */ -3, 3, -1, -1, 3, -3,
/* 2 */ -3, -3, -3, 3, 1, -3,
/* 3 */ 1, 1, 1, 3, -1, -3,
/* 4 */ 1, 1, 1, -3, -1, 3,
/* 5 */ -3, 1, -1, -3, -3, -3,
/* 6 */ -3, 1, 3, -3, -3, -3,
/* 7 */ -3, -1, 1, -3, 1, -1,
/* 8 */ -3, -1, -3, 1, -3, -3,
/* 9 */ -3, -3, 1, -3, 3, -3,
/* 10 */ -3, 1, 3, 1, -3, -3,
/* 11 */ -3, -1, -3, 1, 1, -3,
/* 12 */ 1, 1, 3, -1, -3, 3,
/* 13 */ 1, 1, 3, 3, -1, 3,
/* 14 */ 1, 1, 1, -3, 3, -1,
/* 15 */ 1, 1, 1, -1, 3, -3,
/* 16 */ -3, -1, -1, -1, 3, -1,
/* 17 */ -3, -3, -1, 1, -1, -3,
/* 18 */ -3, -3, -3, 1, -3, -1,
/* 19 */ -3, 1, 1, -3, -1, -3,
/* 20 */ -3, 3, -3, 1, 1, -3,
/* 21 */ -3, 1, -3, -3, -3, -1,
/* 22 */ 1, 1, -3, 3, 1, 3,
/* 23 */ 1, 1, -3, -3, 1, -3,
/* 24 */ 1, 1, 3, -1, 3, 3,
/* 25 */ 1, 1, -3, 1, 3, 3,
/* 26 */ 1, 1, -1, -1, 3, -1,
/* 27 */ 1, 1, -1, 3, -1, -1,
/* 28 */ 1, 1, -1, 3, -3, -1,
/* 29 */ 1, 1, -3, 1, -1, -1,
};
/* Table 5.2.2.2-2: Definition of phi ( n ) for M ZC = 12 */
static const char phi_M_ZC_12[12 * U_GROUP_NUMBER] = {
/* 0 1 2 3 4 5 6 7 8 9 10 11 */
/* 0 */ -3, 1, -3, -3, -3, 3, -3, -1, 1, 1, 1, -3,
/* 1 */ -3, 3, 1, -3, 1, 3, -1, -1, 1, 3, 3, 3,
/* 2 */ -3, 3, 3, 1, -3, 3, -1, 1, 3, -3, 3, -3,
/* 3 */ -3, -3, -1, 3, 3, 3, -3, 3, -3, 1, -1, -3,
/* 4 */ -3, -1, -1, 1, 3, 1, 1, -1, 1, -1, -3, 1,
/* 5 */ -3, -3, 3, 1, -3, -3, -3, -1, 3, -1, 1, 3,
/* 6 */ 1, -1, 3, -1, -1, -1, -3, -1, 1, 1, 1, -3,
/* 7 */ -1, -3, 3, -1, -3, -3, -3, -1, 1, -1, 1, -3,
/* 8 */ -3, -1, 3, 1, -3, -1, -3, 3, 1, 3, 3, 1,
/* 9 */ -3, -1, -1, -3, -3, -1, -3, 3, 1, 3, -1, -3,
/* 10 */ -3, 3, -3, 3, 3, -3, -1, -1, 3, 3, 1, -3,
/* 11 */ -3, -1, -3, -1, -1, -3, 3, 3, -1, -1, 1, -3,
/* 12 */ -3, -1, 3, -3, -3, -1, -3, 1, -1, -3, 3, 3,
/* 13 */ -3, 1, -1, -1, 3, 3, -3, -1, -1, -3, -1, -3,
/* 14 */ 1, 3, -3, 1, 3, 3, 3, 1, -1, 1, -1, 3,
/* 15 */ -3, 1, 3, -1, -1, -3, -3, -1, -1, 3, 1, -3,
/* 16 */ -1, -1, -1, -1, 1, -3, -1, 3, 3, -1, -3, 1,
/* 17 */ -1, 1, 1, -1, 1, 3, 3, -1, -1, -3, 1, -3,
/* 18 */ -3, 1, 3, 3, -1, -1, -3, 3, 3, -3, 3, -3,
/* 19 */ -3, -3, 3, -3, -1, 3, 3, 3, -1, -3, 1, -3,
/* 20 */ 3, 1, 3, 1, 3, -3, -1, 1, 3, 1, -1, -3,
/* 21 */ -3, 3, 1, 3, -3, 1, 1, 1, 1, 3, -3, 3,
/* 22 */ -3, 3, 3, 3, -1, -3, -3, -1, -3, 1, 3, -3,
/* 23 */ 3, -1, -3, 3, -3, -1, 3, 3, 3, -3, -1, -3,
/* 24 */ -3, -1, 1, -3, 1, 3, 3, 3, -1, -3, 3, 3,
/* 25 */ -3, 3, 1, -1, 3, 3, -3, 1, -1, 1, -1, 1,
/* 26 */ -1, 1, 3, -3, 1, -1, 1, -1, -1, -3, 1, -1,
/* 27 */ -3, -3, 3, 3, 3, -3, -1, 1, -3, 3, 1, -3,
/* 28 */ 1, -1, 3, 1, 1, -1, -1, -1, 1, 3, -3, 1,
/* 29 */ -3, 3, -3, 3, -3, -3, 3, -1, -1, 1, 3, -3,
};
/* Table 5.2.2.2-3: Definition of phi (n ) for M_ZC = 18 */
static const char phi_M_ZC_18[18 * U_GROUP_NUMBER] = {
/* 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 */
/* 0 */ -1, 3, -1, -3, 3, 1, -3, -1, 3, -3, -1, -1, 1, 1, 1, -1, -1, -1,
/* 1 */ 3, -3, 3, -1, 1, 3, -3, -1, -3, -3, -1, -3, 3, 1, -1, 3, -3, 3,
/* 2 */ -3, 3, 1, -1, -1, 3, -3, -1, 1, 1, 1, 1, 1, -1, 3, -1, -3, -1,
/* 3 */ -3, -3, 3, 3, 3, 1, -3, 1, 3, 3, 1, -3, -3, 3, -1, -3, -1, 1,
/* 4 */ 1, 1, -1, -1, -3, -1, 1, -3, -3, -3, 1, -3, -1, -1, 1, -1, 3, 1,
/* 5 */ 3, -3, 1, 1, 3, -1, 1, -1, -1, -3, 1, 1, -1, 3, 3, -3, 3, -1,
/* 6 */ -3, 3, -1, 1, 3, 1, -3, -1, 1, 1, -3, 1, 3, 3, -1, -3, -3, -3,
/* 7 */ 1, 1, -3, 3, 3, 1, 3, -3, 3, -1, 1, 1, -1, 1, -3, -3, -1, 3,
/* 8 */ -3, 1, -3, -3, 1, -3, -3, 3, 1, -3, -1, -3, -3, -3, -1, 1, 1, 3,
/* 9 */ 3, -1, 3, 1, -3, -3, -1, 1, -3, -3, 3, 3, 3, 1, 3, -3, 3, -3,
/* 10 */ -3, -3, -3, 1, -3, 3, 1, 1, 3, -3, -3, 1, 3, -1, 3, -3, -3, 3,
/* 11 */ -3, -3, 3, 3, 3, -1, -1, -3, -1, -1, -1, 3, 1, -3, -3, -1, 3, -1,
/* 12 */ -3, -1, -3, -3, 1, 1, -1, -3, -1, -3, -1, -1, 3, 3, -1, 3, 1, 3,
/* 13 */ 1, 1, -3, -3, -3, -3, 1, 3, -3, 3, 3, 1, -3, -1, 3, -1, -3, 1,
/* 14 */ -3, 3, -1, -3, -1, -3, 1, 1, -3, -3, -1, -1, 3, -3, 1, 3, 1, 1,
/* 15 */ 3, 1, -3, 1, -3, 3, 3, -1, -3, -3, -1, -3, -3, 3, -3, -1, 1, 3,
/* 16 */ -3, -1, -3, -1, -3, 1, 3, -3, -1, 3, 3, 3, 1, -1, -3, 3, -1, -3,
/* 17 */ -3, -1, 3, 3, -1, 3, -1, -3, -1, 1, -1, -3, -1, -1, -1, 3, 3, 1,
/* 18 */ -3, 1, -3, -1, -1, 3, 1, -3, -3, -3, -1, -3, -3, 1, 1, 1, -1, -1,
/* 19 */ 3, 3, 3, -3, -1, -3, -1, 3, -1, 1, -1, -3, 1, -3, -3, -1, 3, 3,
/* 20 */ -3, 1, 1, -3, 1, 1, 3, -3, -1, -3, -1, 3, -3, 3, -1, -1, -1, -3,
/* 21 */ 1, -3, -1, -3, 3, 3, -1, -3, 1, -3, -3, -1, -3, -1, 1, 3, 3, 3,
/* 22 */ -3, -3, 1, -1, -1, 1, 1, -3, -1, 3, 3, 3, 3, -1, 3, 1, 3, 1,
/* 23 */ 3, -1, -3, 1, -3, -3, -3, 3, 3, -1, 1, -3, -1, 3, 1, 1, 3, 3,
/* 24 */ 3, -1, -1, 1, -3, -1, -3, -1, -3, -3, -1, -3, 1, 1, 1, -3, -3, 3,
/* 25 */ -3, -3, 1, -3, 3, 3, 3, -1, 3, 1, 1, -3, -3, -3, 3, -3, -1, -1,
/* 26 */ -3, -1, -1, -3, 1, -3, 3, -1, -1, -3, 3, 3, -3, -1, 3, -1, -1, -1,
/* 27 */ -3, -3, 3, 3, -3, 1, 3, -1, -3, 1, -1, -3, 3, -3, -1, -1, -1, 3,
/* 28 */ -1, -3, 1, -3, -3, -3, 1, 1, 3, 3, -3, 3, 3, -3, -1, 3, -3, 1,
/* 29 */ -3, 3, 1, -1, -1, -1, -1, 1, -1, 3, 3, -3, -1, 1, 3, -1, 3, -1,
};
/* Table 5.2.2.2-4: Definition of phi (n ) for M_ZC = 24 */
static const char phi_M_ZC_24[24 * U_GROUP_NUMBER] = {
/* 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 */
/* 0 */ -1, -3, 3, -1, 3, 1, 3, -1, 1, -3, -1, -3, -1, 1, 3, -3, -1, -3, 3, 3, 3, -3, -3, -3,
/* 1 */ -1, -3, 3, 1, 1, -3, 1, -3, -3, 1, -3, -1, -1, 3, -3, 3, 3, 3, -3, 1, 3, 3, -3, -3,
/* 2 */ -1, -3, -3, 1, -1, -1, -3, 1, 3, -1, -3, -1, -1, -3, 1, 1, 3, 1, -3, -1, -1, 3, -3, -3,
/* 3 */ 1, -3, 3, -1, -3, -1, 3, 3, 1, -1, 1, 1, 3, -3, -1, -3, -3, -3, -1, 3, -3, -1, -3, -3,
/* 4 */ -1, 3, -3, -3, -1, 3, -1, -1, 1, 3, 1, 3, -1, -1, -3, 1, 3, 1, -1, -3, 1, -1, -3, -3,
/* 5 */ -3, -1, 1, -3, -3, 1, 1, -3, 3, -1, -1, -3, 1, 3, 1, -1, -3, -1, -3, 1, -3, -3, -3, -3,
/* 6 */ -3, 3, 1, 3, -1, 1, -3, 1, -3, 1, -1, -3, -1, -3, -3, -3, -3, -1, -1, -1, 1, 1, -3, -3,
/* 7 */ -3, 1, 3, -1, 1, -1, 3, -3, 3, -1, -3, -1, -3, 3, -1, -1, -1, -3, -1, -1, -3, 3, 3, -3,
/* 8 */ -3, 1, -3, 3, -1, -1, -1, -3, 3, 1, -1, -3, -1, 1, 3, -1, 1, -1, 1, -3, -3, -3, -3, -3,
/* 9 */ 1, 1, -1, -3, -1, 1, 1, -3, 1, -1, 1, -3, 3, -3, -3, 3, -1, -3, 1, 3, -3, 1, -3, -3,
/* 10 */ -3, -3, -3, -1, 3, -3, 3, 1, 3, 1, -3, -1, -1, -3, 1, 1, 3, 1, -1, -3, 3, 1, 3, -3,
/* 11 */ -3, 3, -1, 3, 1, -1, -1, -1, 3, 3, 1, 1, 1, 3, 3, 1, -3, -3, -1, 1, -3, 1, 3, -3,
/* 12 */ 3, -3, 3, -1, -3, 1, 3, 1, -1, -1, -3, -1, 3, -3, 3, -1, -1, 3, 3, -3, -3, 3, -3, -3,
/* 13 */ -3, 3, -1, 3, -1, 3, 3, 1, 1, -3, 1, 3, -3, 3, -3, -3, -1, 1, 3, -3, -1, -1, -3, -3,
/* 14 */ -3, 1, -3, -1, -1, 3, 1, 3, -3, 1, -1, 3, 3, -1, -3, 3, -3, -1, -1, -3, -3, -3, 3, -3,
/* 15 */ -3, -1, -1, -3, 1, -3, -3, -1, -1, 3, -1, 1, -1, 3, 1, -3, -1, 3, 1, 1, -1, -1, -3, -3,
/* 16 */ -3, -3, 1, -1, 3, 3, -3, -1, 1, -1, -1, 1, 1, -1, -1, 3, -3, 1, -3, 1, -1, -1, -1, -3,
/* 17 */ 3, -1, 3, -1, 1, -3, 1, 1, -3, -3, 3, -3, -1, -1, -1, -1, -1, -3, -3, -1, 1, 1, -3, -3,
/* 18 */ 3, 1, -3, 1, -3, -3, 1, -3, 1, -3, -3, -3, -3, -3, 1, -3, -3, 1, 1, -3, 1, 1, -3, -3,
/* 19 */ -3, -3, 3, 3, 1, -1, -1, -1, 1, -3, -1, 1, -1, 3, -3, -1, -3, -1, -1, 1, -3, 3, -1, -3,
/* 20 */ -3, -3, -1, -1, -1, -3, 1, -1, -3, -1, 3, -3, 1, -3, 3, -3, 3, 3, 1, -1, -1, 1, -3, -3,
/* 21 */ 3, -1, 1, -1, 3, -3, 1, 1, 3, -1, -3, 3, 1, -3, 3, -1, -1, -1, -1, 1, -3, -3, -3, -3,
/* 22 */ -3, 1, -3, 3, -3, 1, -3, 3, 1, -1, -3, -1, -3, -3, -3, -3, 1, 3, -1, 1, 3, 3, 3, -3,
/* 23 */ -3, -1, 1, -3, -1, -1, 1, 1, 1, 3, 3, -1, 1, -1, 1, -1, -1, -3, -3, -3, 3, 1, -1, -3,
/* 24 */ -3, 3, -1, -3, -1, -1, -1, 3, -1, -1, 3, -3, -1, 3, -3, 3, -3, -1, 3, 1, 1, -1, -3, -3,
/* 25 */ -3, 1, -1, -3, -3, -1, 1, -3, -1, -3, 1, 1, -1, 1, 1, 3, 3, 3, -1, 1, -1, 1, -1, -3,
/* 26 */ -1, 3, -1, -1, 3, 3, -1, -1, -1, 3, -1, -3, 1, 3, 1, 1, -3, -3, -3, -1, -3, -1, -3, -3,
/* 27 */ 3, -3, -3, -1, 3, 3, -3, -1, 3, 1, 1, 1, 3, -1, 3, -3, -1, 3, -1, 3, 1, -1, -3, -3,
/* 28 */ -3, 1, -3, 1, -3, 1, 1, 3, 1, -3, -3, -1, 1, 3, -1, -3, 3, 1, -1, -3, -3, -3, -3, -3,
/* 29 */ 3, -3, -1, 1, 3, -1, -1, -3, -1, 3, -1, -3, -1, -3, 3, -1, 3, 1, 1, -3, 3, -3, -3, -3,
};
/************** FUNCTION ******************************************/
/*!
\brief This function generate the sounding reference symbol (SRS) for the uplink.
@param tables of srs
@param scaling amplitude of the reference signal
*/
void generate_ul_reference_signal_sequences(unsigned int scaling);
void free_ul_reference_signal_sequences(void);
// Supported for 100Mhz configuration - which has max 273 RBs
#define MAX_INDEX_DMRS_UL_ALLOCATED_REs 53
static const uint16_t dmrs_ul_allocated_res[MAX_INDEX_DMRS_UL_ALLOCATED_REs]
/* Number of possible DMRS REs based on PRBs allocated for PUSCH. Array has values until 273 RBs (100Mhz BW)
Number of PUSCH RBs allocated should be able to be expressed as 2topowerofn*3topowerofn*5tothepowerofn
According to 3GPP spec 38.211 section 6.3.1.4
Table used in calculating DMRS low papr type1 sequence for transform precoding */
= {
/*RBs 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, */
6,
12,
18,
24,
30,
36,
48,
54,
60,
72,
90,
96,
/*RBs 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, */
108,
120,
144,
150,
162,
180,
192,
216,
240,
270,
288,
300,
/*RBs 54, 60, 64, 72 75, 80, 81, 90, 96, 100, (Bw 40Mhz) */
324,
360,
384,
432,
450,
480,
486,
540,
576,
600,
/*RBs 108, 120 125 128 135 144 150 160 162 180 192 200 */
648,
720,
750,
768,
810,
864,
900,
960,
972,
1080,
1152,
1200,
/*RBs 216 225 240 243 250 256 270 supported until 100Mhz */
1296,
1350,
1440,
1458,
1500,
1536,
1620
};
/* Table of largest prime number N_ZC < possible DMRS REs M_ZC, this array has values until 100Mhz
According to 3GPP spec 38.211 section 5.2.2.1
Table used in calculating DMRS low papr type1 sequence for transform precoding */
static const uint16_t dmrs_ref_ul_primes[MAX_INDEX_DMRS_UL_ALLOCATED_REs] = {
/*DMRS REs 6, 12, 18, 24, 30, 36, 48, 54, 60, 72, 90, 96, */
5,
11,
17,
23,
29,
31,
47,
53,
59,
71,
89,
89,
/*DMRS REs 108, 120, 144, 150, 162, 180, 192, 216, 240, 270, 288, 300, */
107,
113,
139,
149,
157,
179,
191,
211,
239,
269,
283,
293,
/*DMRS REs 324, 360, 384, 432, 450, 480, 486, 540, 576, 600, */
317,
359,
383,
431,
449,
479,
479,
523,
571,
599,
/*DMRS REs 648, 720, 750, 768, 810, 864, 900, 960, 972, 1080, 1152, 1200, */
647,
719,
743,
761,
809,
863,
887,
953,
971,
1069,
1151,
1193,
/*DMRS REs 1296, 1350, 1440, 1458, 1500, 1536 1620 supported until 100Mhz */
1291,
1327,
1439,
1453,
1499,
1531,
1619
};
/// PUSCH DMRS for transform precoding
extern int16_t *gNB_dmrs_lowpaprtype1_sequence[U_GROUP_NUMBER][V_BASE_SEQUENCE_NUMBER][MAX_INDEX_DMRS_UL_ALLOCATED_REs];
extern int16_t *dmrs_lowpaprtype1_ul_ref_sig[U_GROUP_NUMBER][V_BASE_SEQUENCE_NUMBER][MAX_INDEX_DMRS_UL_ALLOCATED_REs];
int16_t get_index_for_dmrs_lowpapr_seq(int16_t num_dmrs_res);
void generate_lowpapr_typ1_refsig_sequences(unsigned int scaling);
void free_gnb_lowpapr_sequences(void);
#endif /* SSS_NR_H */
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