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Merge remote-tracking branch 'origin/develop' into NCTU_OpinConnect_LDPC

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NCTU OpinConnect Terng-Yin Hsu/WEI-YING,LIN
2020-05-13 22:24:40 +08:00
parent 5c7e4c21db
commit da62b92f6e
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common/utils/nr/nr_common.c
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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
*/
/* \file config_ue.c
* \brief common utility functions for NR (gNB and UE)
* \author R. Knopp,
* \date 2019
* \version 0.1
* \company Eurecom
* \email: knopp@eurecom.fr
* \note
* \warning
*/
#include <stdint.h>
#include "assertions.h"
int NRRIV2BW(int locationAndBandwidth,int N_RB) {
int tmp = locationAndBandwidth/N_RB;
int tmp2 = locationAndBandwidth%N_RB;
if (tmp <= ((N_RB>>1)+1) && (tmp+tmp2)<N_RB) return(tmp+1);
else return(N_RB+1-tmp);
}
int NRRIV2PRBOFFSET(int locationAndBandwidth,int N_RB) {
int tmp = locationAndBandwidth/N_RB;
int tmp2 = locationAndBandwidth%N_RB;
if (tmp <= ((N_RB>>1)+1) && (tmp+tmp2)<N_RB) return(tmp2);
else return(N_RB-1-tmp2);
}
int PRBalloc_to_locationandbandwidth0(int NPRB,int RBstart,int BWPsize) {
AssertFatal(NPRB>0 && (NPRB + RBstart <= BWPsize),"Illegal NPRB/RBstart Configuration (%d,%d) for BWPsize %d\n",NPRB,RBstart,BWPsize);
if (NPRB <= 1+(BWPsize>>1)) return(BWPsize*(NPRB-1)+RBstart);
else return(BWPsize*(BWPsize+1-NPRB) + (BWPsize-1-RBstart));
}
int PRBalloc_to_locationandbandwidth(int NPRB,int RBstart) {
return(PRBalloc_to_locationandbandwidth0(NPRB,RBstart,275));
}
/// Target code rate tables indexed by Imcs
uint16_t nr_target_code_rate_table1[29] = {120, 157, 193, 251, 308, 379, 449, 526, 602, 679, 340, 378, 434, 490, 553, \
616, 658, 438, 466, 517, 567, 616, 666, 719, 772, 822, 873, 910, 948};
// Imcs values 20 and 26 have been multiplied by 2 to avoid the floating point
uint16_t nr_target_code_rate_table2[28] = {120, 193, 308, 449, 602, 378, 434, 490, 553, 616, 658, 466, 517, 567, \
616, 666, 719, 772, 822, 873, 1365, 711, 754, 797, 841, 885, 1833, 948};
uint16_t nr_target_code_rate_table3[29] = {30, 40, 50, 64, 78, 99, 120, 157, 193, 251, 308, 379, 449, 526, 602, 340, \
378, 434, 490, 553, 616, 438, 466, 517, 567, 616, 666, 719, 772};
uint16_t nr_tbs_table[93] = {24, 32, 40, 48, 56, 64, 72, 80, 88, 96, 104, 112, 120, 128, 136, 144, 152, 160, 168, 176, 184, 192, 208, 224, 240, 256, 272, 288, 304, 320, \
336, 352, 368, 384, 408, 432, 456, 480, 504, 528, 552, 576, 608, 640, 672, 704, 736, 768, 808, 848, 888, 928, 984, 1032, 1064, 1128, 1160, 1192, 1224, 1256, \
1288, 1320, 1352, 1416, 1480, 1544, 1608, 1672, 1736, 1800, 1864, 1928, 2024, 2088, 2152, 2216, 2280, 2408, 2472, 2536, 2600, 2664, 2728, 2792, 2856, 2976, \
3104, 3240, 3368, 3496, 3624, 3752, 3824};
uint8_t nr_get_Qm(uint8_t Imcs, uint8_t table_idx) {
switch(table_idx) {
case 1:
return (((Imcs<10)||(Imcs==29))?2:((Imcs<17)||(Imcs==30))?4:((Imcs<29)||(Imcs==31))?6:-1);
break;
case 2:
return (((Imcs<5)||(Imcs==28))?2:((Imcs<11)||(Imcs==29))?4:((Imcs<20)||(Imcs==30))?6:((Imcs<28)||(Imcs==31))?8:-1);
break;
case 3:
return (((Imcs<15)||(Imcs==29))?2:((Imcs<21)||(Imcs==30))?4:((Imcs<29)||(Imcs==31))?6:-1);
break;
default:
AssertFatal(0, "Invalid MCS table index %d (expected in range [1,3])\n", table_idx);
return(0);
break;
}
}
uint32_t nr_get_code_rate(uint8_t Imcs, uint8_t table_idx) {
switch(table_idx) {
case 1:
return (nr_target_code_rate_table1[Imcs]);
break;
case 2:
return (nr_target_code_rate_table2[Imcs]);
break;
case 3:
return (nr_target_code_rate_table3[Imcs]);
break;
default:
AssertFatal(0, "Invalid MCS table index %d (expected in range [1,3])\n", table_idx);
return(0);
break;
}
}
int get_subband_size(int NPRB,int size) {
// implements table 5.2.1.4-2 from 36.214
//
//Bandwidth part (PRBs) Subband size (PRBs)
// < 24 N/A
//24 – 72 4, 8
//73 – 144 8, 16
//145 – 275 16, 32
if (NPRB<24) return(1);
if (NPRB<72) return (size==0 ? 4 : 8);
if (NPRB<144) return (size==0 ? 8 : 16);
if (NPRB<275) return (size==0 ? 16 : 32);
AssertFatal(1==0,"Shouldn't get here, NPRB %d\n",NPRB);
}
void SLIV2SL(int SLIV,int *S,int *L) {
int SLIVdiv14 = SLIV/14;
int SLIVmod14 = SLIV%14;
// Either SLIV = 14*(L-1) + S, or SLIV = 14*(14-L+1) + (14-1-S). Condition is 0 <= L <= 14-S
if ((SLIVdiv14 + 1) >= 0 && (SLIVdiv14 <= 13-SLIVmod14)) {
*L=SLIVdiv14+1;
*S=SLIVmod14;
} else {
*L=15-SLIVdiv14;
*S=13-SLIVmod14;
}
}
common/utils/nr/nr_common.h
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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
*/
/* \file config_ue.c
* \brief common utility functions for NR (gNB and UE)
* \author R. Knopp,
* \date 2019
* \version 0.1
* \company Eurecom
* \email: knopp@eurecom.fr
* \note
* \warning
*/
#include <stdint.h>
#include "assertions.h"
int NRRIV2BW(int locationAndBandwidth,int N_RB);
int NRRIV2PRBOFFSET(int locationAndBandwidth,int N_RB);
int PRBalloc_to_locationandbandwidth0(int NPRB,int RBstart,int BWPsize);
int PRBalloc_to_locationandbandwidth(int NPRB,int RBstart);
extern uint16_t nr_target_code_rate_table1[29];
extern uint16_t nr_target_code_rate_table2[28];
extern uint16_t nr_target_code_rate_table3[29];
extern uint16_t nr_tbs_table[93];
uint8_t nr_get_Qm(uint8_t Imcs, uint8_t table_idx);
uint32_t nr_get_code_rate(uint8_t Imcs, uint8_t table_idx);
int get_subband_size(int NPRB,int size);
void SLIV2SL(int SLIV,int *S,int *L);
#define CEILIDIV(a,b) ((a+b-1)/b)
#define ROUNDIDIV(a,b) (((a<<1)+b)/(b<<1))
#define cmax(a,b) ((a>b) ? (a) : (b))
#define cmax3(a,b,c) ((cmax(a,b)>c) ? (cmax(a,b)) : (c))
#define cmin(a,b) ((a<b) ? (a) : (b))
#ifdef __cplusplus
#ifdef min
#undef min
#undef max
#endif
#else
#define max(a,b) cmax(a,b)
#define min(a,b) cmin(a,b)
#endif