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Merge branch 'develop' of https://gitlab.eurecom.fr/oai/openairinterface5g into merged4g5g

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This commit is contained in:
laurent
2020-02-01 18:06:18 +01:00
parent 8d9d80ee37 aa8f04e3b1
commit 4abaa55949
53 changed files with 2392 additions and 744 deletions
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openair2/LAYER2/MAC/mac_extern.h
-6
View File
@@ -34,7 +34,6 @@
//#include "PHY/defs_common.h"
#include "mac.h"
#include "RRC/LTE/rrc_defs.h"
extern const uint32_t BSR_TABLE[BSR_TABLE_SIZE];
@@ -51,13 +50,9 @@ extern const uint8_t cqi2fmt2x_agg[MAX_SUPPORTED_BW][CQI_VALUE_RANGE];
extern UE_RRC_INST *UE_rrc_inst;
extern UE_MAC_INST *UE_mac_inst;
extern eNB_ULSCH_INFO eNB_ulsch_info[NUMBER_OF_eNB_MAX][MAX_NUM_CCs][MAX_MOBILES_PER_ENB]; // eNBxUE = 8x8
extern eNB_DLSCH_INFO eNB_dlsch_info[NUMBER_OF_eNB_MAX][MAX_NUM_CCs][MAX_MOBILES_PER_ENB]; // eNBxUE = 8x8
extern unsigned char NB_INST;
extern unsigned char NB_eNB_INST;
extern uint16_t NB_UE_INST;
@@ -65,7 +60,6 @@ extern uint16_t NB_THREAD_INST;
extern unsigned char NB_RN_INST;
extern unsigned short NODE_ID[1];
extern int cqi_to_mcs[16];
extern uint32_t RRC_CONNECTION_FLAG;
openair2/LAYER2/NR_MAC_COMMON/nr_mac.h
+136
View File
@@ -0,0 +1,136 @@
/*
* 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 nr_mac.h
* \brief common MAC data structures, constant, and function prototype
* \author R. Knopp, K.H. HSU, G. Casati
* \date 2019
* \version 0.1
* \company Eurecom / NTUST / Fraunhofer IIS
* \email: knopp@eurecom.fr, kai-hsiang.hsu@eurecom.fr, guido.casati@iis.fraunhofer.de
* \note
* \warning
*/
#ifndef __LAYER2_NR_MAC_H__
#define __LAYER2_NR_MAC_H__
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define NR_BCCH_DL_SCH 3 // SI
#define NR_BCCH_BCH 5 // MIB
// For both DL/UL-SCH
// Except:
// - UL/DL-SCH: fixed-size MAC CE(known by LCID)
// - UL/DL-SCH: padding
// - UL-SCH: MSG3 48-bits
// |0|1|2|3|4|5|6|7| bit-wise
// |R|F| LCID |
// | L |
// |0|1|2|3|4|5|6|7| bit-wise
// |R|F| LCID |
// | L |
// | L |
// For both DL/UL-SCH
// For:
// - UL/DL-SCH: fixed-size MAC CE(known by LCID)
// - UL/DL-SCH: padding, for single/multiple 1-oct padding CE(s)
// - UL-SCH: MSG3 48-bits
// |0|1|2|3|4|5|6|7| bit-wise
// |R|R| LCID |
// LCID: The Logical Channel ID field identifies the logical channel instance of the corresponding MAC SDU or the type of the corresponding MAC CE or padding as described in Tables 6.2.1-1 and 6.2.1-2 for the DL-SCH and UL-SCH respectively. There is one LCID field per MAC subheader. The LCID field size is 6 bits;
// L: The Length field indicates the length of the corresponding MAC SDU or variable-sized MAC CE in bytes. There is one L field per MAC subheader except for subheaders corresponding to fixed-sized MAC CEs and padding. The size of the L field is indicated by the F field;
// F: lenght of L is 0:8 or 1:16 bits wide
// R: Reserved bit, set to zero.
typedef struct {
uint8_t LCID:6; // octet 1 [5:0]
uint8_t F:1; // octet 1 [6]
uint8_t R:1; // octet 1 [7]
uint8_t L:8; // octet 2 [7:0]
} __attribute__ ((__packed__)) NR_MAC_SUBHEADER_SHORT;
typedef struct {
uint8_t LCID:6; // octet 1 [5:0]
uint8_t F:1; // octet 1 [6]
uint8_t R:1; // octet 1 [7]
uint8_t L1:8; // octet 2 [7:0]
uint8_t L2:8; // octet 3 [7:0]
} __attribute__ ((__packed__)) NR_MAC_SUBHEADER_LONG;
typedef struct {
uint8_t LCID:6; // octet 1 [5:0]
uint8_t R:2; // octet 1 [7:6]
} __attribute__ ((__packed__)) NR_MAC_SUBHEADER_FIXED;
// 38.321 ch. 6.1.3.4
typedef struct {
uint8_t TA_COMMAND:6; // octet 1 [5:0]
uint8_t TAGID:2; // octet 1 [7:6]
} __attribute__ ((__packed__)) NR_MAC_CE_TA;
// 38.321 ch6.2.1, 38.331
#define DL_SCH_LCID_CCCH 0x00
#define DL_SCH_LCID_DCCH 0x01
#define DL_SCH_LCID_DCCH1 0x02
#define DL_SCH_LCID_DTCH 0x03
#define DL_SCH_LCID_RECOMMENDED_BITRATE 0x2F
#define DL_SCH_LCID_SP_ZP_CSI_RS_RES_SET_ACT 0x30
#define DL_SCH_LCID_PUCCH_SPATIAL_RELATION_ACT 0x31
#define DL_SCH_LCID_SP_SRS_ACTIVATION 0x32
#define DL_SCH_LCID_SP_CSI_REP_PUCCH_ACT 0x33
#define DL_SCH_LCID_TCI_STATE_IND_UE_SPEC_PDCCH 0x34
#define DL_SCH_LCID_TCI_STATE_ACT_UE_SPEC_PDSCH 0x35
#define DL_SCH_LCID_APERIODIC_CSI_TRI_STATE_SUBSEL 0x36
#define DL_SCH_LCID_SP_CSI_RS_CSI_IM_RES_SET_ACT 0X37
#define DL_SCH_LCID_DUPLICATION_ACT 0X38
#define DL_SCH_LCID_SCell_ACT_4_OCT 0X39
#define DL_SCH_LCID_SCell_ACT_1_OCT 0X3A
#define DL_SCH_LCID_L_DRX 0x3B
#define DL_SCH_LCID_DRX 0x3C
#define DL_SCH_LCID_TA_COMMAND 0x3D
#define DL_SCH_LCID_CON_RES_ID 0x3E
#define DL_SCH_LCID_PADDING 0x3F
#define UL_SCH_LCID_CCCH 0x00
#define UL_SCH_LCID_SRB1 0x01
#define UL_SCH_LCID_SRB2 0x02
#define UL_SCH_LCID_SRB3 0x03
#define UL_SCH_LCID_CCCH_MSG3 0x21
#define UL_SCH_LCID_RECOMMENDED_BITRATE_QUERY 0x35
#define UL_SCH_LCID_MULTI_ENTRY_PHR_4_OCT 0x36
#define UL_SCH_LCID_CONFIGURED_GRANT_CONFIRMATION 0x37
#define UL_SCH_LCID_MULTI_ENTRY_PHR_1_OCT 0x38
#define UL_SCH_LCID_SINGLE_ENTRY_PHR 0x39
#define UL_SCH_LCID_C_RNTI 0x3A
#define UL_SCH_LCID_S_TRUNCATED_BSR 0x3B
#define UL_SCH_LCID_L_TRUNCATED_BSR 0x3C
#define UL_SCH_LCID_S_BSR 0x3D
#define UL_SCH_LCID_L_BSR 0x3E
#define UL_SCH_LCID_PADDING 0x3F
#endif /*__LAYER2_MAC_H__ */
openair2/LAYER2/NR_MAC_gNB/nr_mac_common.c → openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c
View File
openair2/LAYER2/NR_MAC_COMMON/nr_mac_extern.h
+73
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@@ -0,0 +1,73 @@
/*
* 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 extern.h
* \brief NR mac externs
* \author G. Casati
* \date 2019
* \version 1.0
* \email guido.casati@iis.fraunhofer.de
* @ingroup _mac
*/
#ifndef __NR_MAC_EXTERN_H__
#define __NR_MAC_EXTERN_H__
//#include "PHY/defs_common.h"
#include "nr_mac.h"
#include "RRC/LTE/rrc_defs.h"
#include "common/ran_context.h"
/* extern const uint32_t BSR_TABLE[BSR_TABLE_SIZE];
extern const uint32_t Extended_BSR_TABLE[BSR_TABLE_SIZE];
extern const uint8_t cqi2fmt0_agg[MAX_SUPPORTED_BW][CQI_VALUE_RANGE];
extern const uint8_t cqi2fmt1x_agg[MAX_SUPPORTED_BW][CQI_VALUE_RANGE];
extern const uint8_t cqi2fmt2x_agg[MAX_SUPPORTED_BW][CQI_VALUE_RANGE];
extern UE_RRC_INST *UE_rrc_inst;
extern eNB_ULSCH_INFO eNB_ulsch_info[NUMBER_OF_eNB_MAX][MAX_NUM_CCs][MAX_MOBILES_PER_ENB]; // eNBxUE = 8x8
extern eNB_DLSCH_INFO eNB_dlsch_info[NUMBER_OF_eNB_MAX][MAX_NUM_CCs][MAX_MOBILES_PER_ENB]; // eNBxUE = 8x8
extern int cqi_to_mcs[16];
extern uint32_t RRC_CONNECTION_FLAG;
extern uint8_t rb_table[34];
extern mac_rlc_am_muilist_t rlc_am_mui;
extern SCHEDULER_MODES global_scheduler_mode;
extern unsigned char NB_UE_INST;*/
extern unsigned char NB_INST;
extern unsigned char NB_eNB_INST;
extern unsigned char NB_RN_INST;
extern unsigned short NODE_ID[1];
/* Scheduler */
extern RAN_CONTEXT_t RC;
extern int phy_test;
extern uint8_t nfapi_mode;
/*#if defined(PRE_SCD_THREAD)
extern uint16_t pre_nb_rbs_required[2][MAX_NUM_CCs][NUMBER_OF_UE_MAX];
extern uint8_t dlsch_ue_select_tbl_in_use;
extern uint8_t new_dlsch_ue_select_tbl_in_use;
extern boolean_t pre_scd_activeUE[NUMBER_OF_UE_MAX];
extern eNB_UE_STATS pre_scd_eNB_UE_stats[MAX_NUM_CCs][NUMBER_OF_UE_MAX];
#endif*/
#endif //DEF_H
openair2/LAYER2/NR_MAC_UE/mac.h
+1 -66
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@@ -37,10 +37,6 @@
#include <stdlib.h>
#include <string.h>
#define NR_BCCH_DL_SCH 3 // SI
#define NR_BCCH_BCH 5 // MIB
/*!\brief UE layer 2 status */
typedef enum {
UE_CONNECTION_OK = 0,
@@ -49,65 +45,4 @@ typedef enum {
UE_PHY_HO_PRACH
} NR_UE_L2_STATE_t;
typedef struct {
uint8_t LCID:6; // octet 1 [5:0]
uint8_t F:1; // octet 1 [6]
uint8_t R:1; // octet 1 [7]
uint8_t L:8; // octet 2 [7:0]
} __attribute__ ((__packed__)) NR_MAC_SUBHEADER_SHORT;
typedef struct {
uint8_t LCID:6; // octet 1 [5:0]
uint8_t F:1; // octet 1 [6]
uint8_t R:1; // octet 1 [7]
uint8_t L1:8; // octet 2 [7:0]
uint8_t L2:8; // octet 3 [7:0]
} __attribute__ ((__packed__)) NR_MAC_SUBHEADER_LONG;
typedef struct {
uint8_t LCID:6; // octet 1 [5:0]
uint8_t R:2; // octet 1 [7:6]
} __attribute__ ((__packed__)) NR_MAC_SUBHEADER_FIXED;
// 38.321 ch6.2.1, 38.331
#define DL_SCH_LCID_CCCH 0x00
#define DL_SCH_LCID_SRB1 0x01
#define DL_SCH_LCID_SRB2 0x02
#define DL_SCH_LCID_SRB3 0x03
#define DL_SCH_LCID_RECOMMENDED_BITRATE 0x2F
#define DL_SCH_LCID_SP_ZP_CSI_RS_RES_SET_ACT 0x30
#define DL_SCH_LCID_PUCCH_SPATIAL_RELATION_ACT 0x31
#define DL_SCH_LCID_SP_SRS_ACTIVATION 0x32
#define DL_SCH_LCID_SP_CSI_REP_PUCCH_ACT 0x33
#define DL_SCH_LCID_TCI_STATE_IND_UE_SPEC_PDCCH 0x34
#define DL_SCH_LCID_TCI_STATE_ACT_UE_SPEC_PDSCH 0x35
#define DL_SCH_LCID_APERIODIC_CSI_TRI_STATE_SUBSEL 0x36
#define DL_SCH_LCID_SP_CSI_RS_CSI_IM_RES_SET_ACT 0X37
#define DL_SCH_LCID_DUPLICATION_ACT 0X38
#define DL_SCH_LCID_SCell_ACT_4_OCT 0X39
#define DL_SCH_LCID_SCell_ACT_1_OCT 0X3A
#define DL_SCH_LCID_L_DRX 0x3B
#define DL_SCH_LCID_DRX 0x3C
#define DL_SCH_LCID_TA_COMMAND 0x3D
#define DL_SCH_LCID_CON_RES_ID 0x3E
#define DL_SCH_LCID_PADDING 0x3F
#define UL_SCH_LCID_CCCH 0x00
#define UL_SCH_LCID_SRB1 0x01
#define UL_SCH_LCID_SRB2 0x02
#define UL_SCH_LCID_SRB3 0x03
#define UL_SCH_LCID_CCCH_MSG3 0x21
#define UL_SCH_LCID_RECOMMENDED_BITRATE_QUERY 0x35
#define UL_SCH_LCID_MULTI_ENTRY_PHR_4_OCT 0x36
#define UL_SCH_LCID_CONFIGURED_GRANT_CONFIRMATION 0x37
#define UL_SCH_LCID_MULTI_ENTRY_PHR_1_OCT 0x38
#define UL_SCH_LCID_SINGLE_ENTRY_PHR 0x39
#define UL_SCH_LCID_C_RNTI 0x3A
#define UL_SCH_LCID_S_TRUNCATED_BSR 0x3B
#define UL_SCH_LCID_L_TRUNCATED_BSR 0x3C
#define UL_SCH_LCID_S_BSR 0x3D
#define UL_SCH_LCID_L_BSR 0x3E
#define UL_SCH_LCID_PADDING 0x3F
#endif /*__LAYER2_MAC_DEFS_H__ */
#endif /*__LAYER2_NR_UE_MAC_DEFS_H__ */
openair2/LAYER2/NR_MAC_UE/mac_extern.h
+4
View File
@@ -30,6 +30,10 @@
* \warning
*/
#include "mac_defs.h"
//extern NR_UE_MAC_INST_t *UE_mac_inst;
// Type0-PDCCH search space
extern const int32_t table_38213_13_1_c2[16];
extern const int32_t table_38213_13_1_c3[16];
openair2/LAYER2/NR_MAC_UE/mac_proto.h
+18 -4
View File
@@ -125,16 +125,30 @@ uint32_t get_ssb_slot(uint32_t ssb_index);
uint32_t mr_ue_get_SR(module_id_t module_idP, int CC_id, frame_t frameP, uint8_t eNB_id, uint16_t rnti, sub_frame_t subframe);
/* \brief Get payload (MAC PDU) from UE PHY
@param module_idP Instance id of UE in machine
@param CC_id Component Carrier index
@param frameP Current Rx frame
@param ttiP Current Rx tti subframe
@param pdu Pointer to the MAC PDU
@param pdu_len Length of the MAC PDU
@param eNB_id Index of eNB that UE is attached to
@returns void
*/
void nr_ue_send_sdu(module_id_t module_idP,uint8_t CC_id, frame_t frameP, uint8_t ttiP,
uint8_t * pdu, uint16_t pdu_len, uint8_t gNB_index, NR_UL_TIME_ALIGNMENT_t *ul_time_alignment);
void nr_ue_process_mac_pdu(
module_id_t module_idP,
uint8_t CC_id,
frame_t frameP,
uint8_t *pduP,
uint16_t mac_pdu_len,
uint8_t eNB_index);
uint16_t mac_pdu_len,
uint8_t eNB_index,
NR_UL_TIME_ALIGNMENT_t *ul_time_alignment);
int8_t nr_ue_process_dlsch(module_id_t module_id, int cc_id, uint8_t gNB_index, fapi_nr_dci_indication_t *dci_ind, void *pduP, uint32_t pdu_len);
void nr_ue_send_sdu(module_id_t module_idP, uint8_t CC_id, frame_t frameP, sub_frame_t subframeP, uint8_t * sdu, uint16_t sdu_len, uint8_t eNB_index);
#endif
/** @}*/
openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c
+167 -236
View File
@@ -21,22 +21,38 @@
/* \file ue_procedures.c
* \brief procedures related to UE
* \author R. Knopp, K.H. HSU
* \author R. Knopp, K.H. HSU, G. Casati
* \date 2018
* \version 0.1
* \company Eurecom / NTUST
* \email: knopp@eurecom.fr, kai-hsiang.hsu@eurecom.fr
* \email: knopp@eurecom.fr, kai-hsiang.hsu@eurecom.fr, guido.casati@iis.fraunhofer.de
* \note
* \warning
*/
#include "executables/nr-softmodem.h"
/* MAC related headers */
#include "mac_proto.h"
#include "LAYER2/NR_MAC_COMMON/nr_mac.h"
#include "mac_extern.h"
//#include "LAYER2/MAC/mac_vars.h" // TODO Note that mac_vars.h is not NR specific and this should be updated
// also, the use of the same should be updated in nr-softmodem and nr-uesoftmodem
/* PHY UE related headers*/
#include "SCHED_NR_UE/defs.h"
#include "RRC/NR_UE/rrc_proto.h"
#include "assertions.h"
#include "PHY/defs_nr_UE.h"
/*Openair Packet Tracer */
#include "UTIL/OPT/opt.h"
#include "OCG.h"
/* log utils */
#include "common/utils/LOG/log.h"
#include "openair2/LAYER2/MAC/mac.h"
#include "common/utils/LOG/vcd_signal_dumper.h"
#include <stdio.h>
#include <math.h>
@@ -2027,20 +2043,85 @@ int8_t nr_ue_get_SR(module_id_t module_idP, int CC_id, frame_t frameP, uint8_t e
return 0;
}
void nr_ue_send_sdu(module_id_t module_idP,
uint8_t CC_id,
frame_t frameP,
uint8_t ttiP,
uint8_t * pdu, uint16_t pdu_len, uint8_t gNB_index,
NR_UL_TIME_ALIGNMENT_t *ul_time_alignment){
LOG_D(MAC, "Handling PDU frame %d slot %d\n", frameP, ttiP);
uint8_t * pduP = pdu;
NR_UE_MAC_INST_t *UE_mac_inst = get_mac_inst(module_idP);
/*
#if UE_TIMING_TRACE
start_meas(&UE_mac_inst[module_idP].rx_dlsch_sdu);
#endif
*/
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_SEND_SDU, VCD_FUNCTION_IN);
//LOG_D(MAC,"sdu: %x.%x.%x\n",sdu[0],sdu[1],sdu[2]);
if (opt_enabled) {
trace_pdu(DIRECTION_DOWNLINK, pduP, pdu_len, module_idP, WS_C_RNTI,
(int) UE_mac_inst[module_idP].cs_RNTI, frameP, ttiP, 0, 0); //subframeP
LOG_D(OPT, "[UE %d][DLSCH] Frame %d trace pdu for rnti %p with size %d\n",
module_idP, frameP, UE_mac_inst[module_idP].cs_RNTI, pdu_len);
}
/*
#ifdef DEBUG_HEADER_PARSING
LOG_D(MAC, "[UE %d] ue_send_sdu : Frame %d gNB_index %d : num_ce %d num_sdu %d\n",
module_idP, frameP, gNB_index, num_ce, num_sdu);
#endif
*/
/*
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
LOG_T(MAC, "[UE %d] First 32 bytes of DLSCH : \n", module_idP);
for (i = 0; i < 32; i++) {
LOG_T(MAC, "%x.", sdu[i]);
}
LOG_T(MAC, "\n");
#endif
*/
// Processing MAC PDU
// it parses MAC CEs subheaders, MAC CEs, SDU subheaderds and SDUs
if (pduP != NULL)
nr_ue_process_mac_pdu(module_idP, CC_id, frameP, pduP, pdu_len, gNB_index, ul_time_alignment);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_SEND_SDU, VCD_FUNCTION_OUT);
/*
#if UE_TIMING_TRACE
stop_meas(&UE_mac_inst[module_idP].rx_dlsch_sdu);
#endif
*/
}
void nr_ue_process_mac_pdu(
module_id_t module_idP,
uint8_t CC_id,
frame_t frameP,
uint8_t *pduP,
uint16_t mac_pdu_len,
uint8_t eNB_index){
uint16_t mac_pdu_len,
uint8_t gNB_index,
NR_UL_TIME_ALIGNMENT_t *ul_time_alignment){
uint8_t *pdu_ptr = pduP;
uint16_t pdu_len = mac_pdu_len;
// This function is adapting code from the old
// parse_header(...) and ue_send_sdu(...) functions of OAI LTE
uint16_t mac_ce_len;
uint16_t mac_subheader_len;
uint16_t mac_sdu_len;
uint8_t *pdu_ptr = pduP, rx_lcid, done = 0;
int pdu_len = mac_pdu_len;
uint16_t mac_ce_len, mac_subheader_len, mac_sdu_len;
//NR_UE_MAC_INST_t *UE_mac_inst = get_mac_inst(module_idP);
//uint8_t scs = UE_mac_inst->mib->subCarrierSpacingCommon;
//uint16_t bwp_ul_NB_RB = UE_mac_inst->initial_bwp_ul.N_RB;
// For both DL/UL-SCH
// Except:
@@ -2066,15 +2147,19 @@ void nr_ue_process_mac_pdu(
// L: The Length field indicates the length of the corresponding MAC SDU or variable-sized MAC CE in bytes. There is one L field per MAC subheader except for subheaders corresponding to fixed-sized MAC CEs and padding. The size of the L field is indicated by the F field;
// F: lenght of L is 0:8 or 1:16 bits wide
// R: Reserved bit, set to zero.
uint8_t done = 0;
while (!done || pdu_len <= 0){
mac_ce_len = 0x0000;
mac_subheader_len = 0x0001; // default to fixed-length subheader = 1-oct
mac_sdu_len = 0x0000;
switch(((NR_MAC_SUBHEADER_FIXED *)pdu_ptr)->LCID){
while (!done && pdu_len > 0){
mac_ce_len = 0;
mac_subheader_len = 1; // default to fixed-length subheader = 1-oct
mac_sdu_len = 0;
rx_lcid = ((NR_MAC_SUBHEADER_FIXED *)pdu_ptr)->LCID;
switch(rx_lcid){
// MAC CE
/*#ifdef DEBUG_HEADER_PARSING
LOG_D(MAC, "[UE] LCID %d, PDU length %d\n", ((NR_MAC_SUBHEADER_FIXED *)pdu_ptr)->LCID, pdu_len);
#endif*/
case DL_SCH_LCID_CCCH:
// MSG4 RRC Connection Setup 38.331
// varialbe length
@@ -2084,8 +2169,11 @@ void nr_ue_process_mac_pdu(
mac_ce_len |= (uint16_t)(((NR_MAC_SUBHEADER_LONG *)pdu_ptr)->L2)<<8;
mac_subheader_len = 3;
}
break;
case DL_SCH_LCID_TCI_STATE_ACT_UE_SPEC_PDSCH:
// 38.321 Ch6.1.3.14
// varialbe length
mac_ce_len |= (uint16_t)((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->L;
@@ -2171,10 +2259,27 @@ void nr_ue_process_mac_pdu(
case DL_SCH_LCID_TA_COMMAND:
// 38.321 Ch6.1.3.4
mac_ce_len = 1;
/*uint8_t ta_command = ((NR_MAC_CE_TA *)pdu_ptr)[1].TA_COMMAND;
uint8_t tag_id = ((NR_MAC_CE_TA *)pdu_ptr)[1].TAGID;*/
ul_time_alignment->apply_ta = 1;
ul_time_alignment->ta_command = ((NR_MAC_CE_TA *)pdu_ptr)[1].TA_COMMAND;
ul_time_alignment->tag_id = ((NR_MAC_CE_TA *)pdu_ptr)[1].TAGID;
/*
#ifdef DEBUG_HEADER_PARSING
LOG_D(MAC, "[UE] CE %d : UE Timing Advance : %d\n", i, pdu_ptr[1]);
#endif
*/
LOG_D(MAC, "Received TA_COMMAND %u TAGID %u CC_id %d\n", ul_time_alignment->ta_command, ul_time_alignment->tag_id, CC_id);
break;
case DL_SCH_LCID_CON_RES_ID:
// 38.321 Ch6.1.3.3
mac_ce_len = 6;
break;
case DL_SCH_LCID_PADDING:
done = 1;
@@ -2182,235 +2287,61 @@ void nr_ue_process_mac_pdu(
break;
// MAC SDU
case DL_SCH_LCID_SRB1:
case DL_SCH_LCID_DCCH:
// check if LCID is valid at current time.
case UL_SCH_LCID_SRB2:
// check if LCID is valid at current time.
case UL_SCH_LCID_SRB3:
case DL_SCH_LCID_DCCH1:
// check if LCID is valid at current time.
default:
// check if LCID is valid at current time.
mac_sdu_len |= (uint16_t)((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->L;
mac_subheader_len = 2;
if(((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->F){
mac_sdu_len |= (uint16_t)(((NR_MAC_SUBHEADER_LONG *)pdu_ptr)->L2)<<8;
//mac_sdu_len |= (uint16_t)(((NR_MAC_SUBHEADER_LONG *)pdu_ptr)->L2)<<8;
mac_subheader_len = 3;
mac_sdu_len = ((uint16_t)(((NR_MAC_SUBHEADER_LONG *) pdu_ptr)->L1 & 0x7f) << 8)
| ((uint16_t)((NR_MAC_SUBHEADER_LONG *) pdu_ptr)->L2 & 0xff);
} else {
mac_sdu_len = (uint16_t)((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->L;
mac_subheader_len = 2;
}
// DRB LCID by RRC
break;
LOG_D(MAC, "[UE %d] Frame %d : DLSCH -> DL-DTCH %d (gNB %d, %d bytes)\n", module_idP, frameP, rx_lcid, gNB_index, mac_sdu_len);
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
LOG_T(MAC, "[UE %d] First 32 bytes of DLSCH : \n", module_idP);
for (i = 0; i < 32; i++)
LOG_T(MAC, "%x.", (pdu_ptr + mac_subheader_len)[i]);
LOG_T(MAC, "\n");
#endif
if (IS_SOFTMODEM_NOS1){
if (rx_lcid < NB_RB_MAX && rx_lcid >= DL_SCH_LCID_DTCH) {
mac_rlc_data_ind(module_idP,
0x1234,
gNB_index,
frameP,
ENB_FLAG_NO,
MBMS_FLAG_NO,
rx_lcid,
(char *) (pdu_ptr + mac_subheader_len),
mac_sdu_len,
1,
NULL);
} else {
LOG_E(MAC, "[UE %d] Frame %d : unknown LCID %d (gNB %d)\n", module_idP, frameP, rx_lcid, gNB_index);
}
}
break;
}
pdu_ptr += ( mac_subheader_len + mac_ce_len + mac_sdu_len );
pdu_len -= ( mac_subheader_len + mac_ce_len + mac_sdu_len );
AssertFatal(pdu_len >= 0, "[MAC] nr_ue_process_mac_pdu, residual mac pdu length < 0!\n");
}
}
//---------------------------------------------------------------------------------
unsigned char *nr_parse_header(unsigned char *mac_header,
unsigned char *num_ce,
unsigned char *num_sdu,
unsigned char *rx_ces,
unsigned char *rx_lcids,
unsigned short *rx_lengths,
unsigned short tb_length)
{
unsigned char not_done = 1, num_ces = 0, num_cont_res =
0, num_padding = 0, num_sdus = 0, lcid, num_sdu_cnt;
unsigned char *mac_header_ptr = mac_header;
unsigned short length, ce_len = 0;
while (not_done == 1) {
if (((SCH_SUBHEADER_FIXED *) mac_header_ptr)->E == 0) {
// printf("E=0\n");
not_done = 0;
}
lcid = ((SCH_SUBHEADER_FIXED *) mac_header_ptr)->LCID;
if (lcid < UE_CONT_RES) {
//printf("[MAC][UE] header %x.%x.%x\n",mac_header_ptr[0],mac_header_ptr[1],mac_header_ptr[2]);
if (not_done == 0) { // last MAC SDU, length is implicit
mac_header_ptr++;
length =
tb_length - (mac_header_ptr - mac_header) - ce_len;
for (num_sdu_cnt = 0; num_sdu_cnt < num_sdus;
num_sdu_cnt++) {
length -= rx_lengths[num_sdu_cnt];
}
} else {
if (((SCH_SUBHEADER_LONG *) mac_header_ptr)->F == 1) {
length =
((((SCH_SUBHEADER_LONG *) mac_header_ptr)->
L_MSB & 0x7f)
<< 8) | (((SCH_SUBHEADER_LONG *) mac_header_ptr)->
L_LSB & 0xff);
mac_header_ptr += 3;
#ifdef DEBUG_HEADER_PARSING
LOG_D(MAC, "[UE] parse long sdu, size %x \n", length);
#endif
} else { //if (((SCH_SUBHEADER_SHORT *)mac_header_ptr)->F == 0) {
length = ((SCH_SUBHEADER_SHORT *) mac_header_ptr)->L;
mac_header_ptr += 2;
}
}
#ifdef DEBUG_HEADER_PARSING
LOG_D(MAC, "[UE] sdu %d lcid %d length %d (offset now %ld)\n",
num_sdus, lcid, length, mac_header_ptr - mac_header);
#endif
rx_lcids[num_sdus] = lcid;
rx_lengths[num_sdus] = length;
num_sdus++;
} else { // This is a control element subheader
if (lcid == SHORT_PADDING) {
num_padding++;
mac_header_ptr++;
} else {
rx_ces[num_ces] = lcid;
num_ces++;
mac_header_ptr++;
if (lcid == TIMING_ADV_CMD) {
ce_len++;
} else if (lcid == UE_CONT_RES) {
// FNA: check MAC Header is one of thoses defined in Annex B of 36.321
// Check there is only 1 Contention Resolution
if (num_cont_res) {
LOG_W(MAC,
"[UE] Msg4 Wrong received format: More than 1 Contention Resolution\n");
// exit parsing
return NULL;
}
// UE_CONT_RES shall never be the last subheader unless this is the only MAC subheader
if ((not_done == 0)
&& ((num_sdus) || (num_ces > 1) || (num_padding))) {
LOG_W(MAC,
"[UE] Msg4 Wrong received format: Contention Resolution after num_ces=%d num_sdus=%d num_padding=%d\n",
num_ces, num_sdus, num_padding);
// exit parsing
return NULL;
}
num_cont_res++;
ce_len += 6;
}
}
#ifdef DEBUG_HEADER_PARSING
LOG_D(MAC, "[UE] ce %d lcid %d (offset now %ld)\n", num_ces,
lcid, mac_header_ptr - mac_header);
#endif
}
}
*num_ce = num_ces;
*num_sdu = num_sdus;
return (mac_header_ptr);
}
//------------------------------------------------------------------------------
void
nr_ue_send_sdu(module_id_t module_idP,
uint8_t CC_id,
frame_t frameP,
sub_frame_t subframeP,
uint8_t * sdu, uint16_t sdu_len, uint8_t eNB_index)
//------------------------------------------------------------------------------
{
unsigned char rx_ces[MAX_NUM_CE], num_ce, num_sdu, i, *payload_ptr;
unsigned char rx_lcids[NB_RB_MAX];
unsigned short rx_lengths[NB_RB_MAX];
//LOG_D(MAC,"sdu: %x.%x.%x\n",sdu[0],sdu[1],sdu[2]);
payload_ptr =
nr_parse_header(sdu, &num_ce, &num_sdu, rx_ces, rx_lcids, rx_lengths,
sdu_len);
#ifdef DEBUG_HEADER_PARSING
LOG_D(MAC,
"[UE %d] ue_send_sdu : Frame %d eNB_index %d : num_ce %d num_sdu %d\n",
module_idP, frameP, eNB_index, num_ce, num_sdu);
#endif
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
LOG_T(MAC, "[UE %d] First 32 bytes of DLSCH : \n", module_idP);
for (i = 0; i < 32; i++) {
LOG_T(MAC, "%x.", sdu[i]);
}
LOG_T(MAC, "\n");
#endif
if (payload_ptr != NULL) {
for (i = 0; i < num_ce; i++) {
// printf("ce %d : %d\n",i,rx_ces[i]);
switch (rx_ces[i]) {
case UE_CONT_RES:
break;
case TIMING_ADV_CMD:
break;
case DRX_CMD:
break;
}
}
for (i = 0; i < num_sdu; i++) {
#ifdef DEBUG_HEADER_PARSING
LOG_I(MAC, "[UE] SDU %d : LCID %d, length %d\n", i,
rx_lcids[i], rx_lengths[i]);
#endif
if ((rx_lcids[i] < NB_RB_MAX) && (rx_lcids[i] > DCCH1)) {
LOG_D(MAC,
"[UE %d] Frame %d : DLSCH -> DL-DTCH%d (eNB %d, %d bytes)\n",
module_idP, frameP, rx_lcids[i], eNB_index,
rx_lengths[i]);
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
LOG_I(MAC, "Printing MAC PDU contents at slot: %d \n", subframeP);
int j;
for (j = 0; j < 20; j++) //rx_lengths[i]
LOG_I(MAC, "%x.", (unsigned char) payload_ptr[j]);
LOG_I(MAC, "\n");
#endif
mac_rlc_data_ind(module_idP,
4660, //UE_mac_inst[module_idP].crnti //hardcode value corresponding to the one from the eNB
eNB_index,
frameP,
ENB_FLAG_NO,
MBMS_FLAG_NO,
rx_lcids[i],
(char *) payload_ptr, rx_lengths[i], 1,
NULL);
} else {
LOG_E(MAC, "[UE %d] Frame %d : unknown LCID %d (eNB %d)\n",
module_idP, frameP, rx_lcids[i], eNB_index);
}
payload_ptr += rx_lengths[i];
}
} // end if (payload_ptr != NULL)
}
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler.c
+26 -13
View File
@@ -33,9 +33,10 @@
#include "assertions.h"
#include "LAYER2/MAC/mac.h"
#include "LAYER2/MAC/mac_extern.h"
#include "LAYER2/NR_MAC_COMMON/nr_mac_extern.h"
#include "LAYER2/MAC/mac_proto.h"
#include "LAYER2/NR_MAC_gNB/mac_proto.h"
#include "common/utils/LOG/log.h"
#include "common/utils/LOG/vcd_signal_dumper.h"
#include "UTIL/OPT/opt.h"
@@ -64,10 +65,6 @@
#define ENABLE_MAC_PAYLOAD_DEBUG
#define DEBUG_eNB_SCHEDULER 1
extern RAN_CONTEXT_t RC;
extern int phy_test;
extern uint8_t nfapi_mode;
uint16_t nr_pdcch_order_table[6] = { 31, 31, 511, 2047, 2047, 8191 };
void clear_nr_nfapi_information(gNB_MAC_INST * gNB,
@@ -302,12 +299,12 @@ void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
protocol_ctxt_t ctxt;
int CC_id, i = -1;
UE_list_t *UE_list = &RC.nrmac[module_idP]->UE_list;
rnti_t rnti;
NR_COMMON_channels_t *cc = RC.nrmac[module_idP]->common_channels;
//nfapi_nr_dl_config_dlsch_pdu_rel15_t *dlsch_config = NULL;
int CC_id, i = -1, UE_id = 0;
gNB_MAC_INST *gNB = RC.nrmac[module_idP];
UE_list_t *UE_list = &gNB->UE_list;
rnti_t rnti;
UE_sched_ctrl_t *ue_sched_ctl = &UE_list->UE_sched_ctrl[UE_id];
NR_COMMON_channels_t *cc = gNB->common_channels;
start_meas(&RC.nrmac[module_idP]->eNB_scheduler);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_ENB_DLSCH_ULSCH_SCHEDULER,VCD_FUNCTION_IN);
@@ -375,12 +372,28 @@ void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
// Phytest scheduling
if (slot_rxP==NR_UPLINK_SLOT){
// TODO once RACH is available, start ta_timer when UE is connected
if (ue_sched_ctl->ta_timer) ue_sched_ctl->ta_timer--;
if (ue_sched_ctl->ta_timer == 0) {
gNB->ta_command = ue_sched_ctl->ta_update;
/* if time is up, then set the timer to not send it for 5 frames
// regardless of the TA value */
ue_sched_ctl->ta_timer = 100;
/* reset ta_update */
ue_sched_ctl->ta_update = 31;
/* MAC CE flag indicating TA length */
gNB->ta_len = 2;
}
if (slot_rxP == NR_UPLINK_SLOT){
nr_schedule_uss_ulsch_phytest(&RC.nrmac[module_idP]->UL_tti_req[0], frame_rxP, slot_rxP);
}
if (slot_txP==NR_DOWNLINK_SLOT){
if (slot_txP == NR_DOWNLINK_SLOT){
nr_schedule_uss_dlsch_phytest(module_idP, frame_txP, slot_txP,NULL);
// resetting ta flag
gNB->ta_len = 0;
}
/*
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_bch.c
+1 -1
View File
@@ -33,7 +33,7 @@
#include "assertions.h"
#include "LAYER2/NR_MAC_gNB/nr_mac_gNB.h"
#include "LAYER2/NR_MAC_gNB/mac_proto.h"
#include "LAYER2/MAC/mac_extern.h"
#include "LAYER2/NR_MAC_COMMON/nr_mac_extern.h"
#include "common/utils/LOG/log.h"
#include "common/utils/LOG/vcd_signal_dumper.h"
#include "UTIL/OPT/opt.h"
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_dlsch.c
+181
View File
@@ -0,0 +1,181 @@
/*
* 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 gNB_scheduler_dlsch.c
* \brief procedures related to gNB for the DLSCH transport channel
* \author Guido Casati
* \date 2019
* \email: guido.casati@iis.fraunhofe.de
* \version 1.0
* @ingroup _mac
*/
/*PHY*/
#include "PHY/CODING/coding_defs.h"
#include "PHY/defs_nr_common.h"
#include "PHY/NR_TRANSPORT/nr_transport_common_proto.h"
/*MAC*/
#include "LAYER2/NR_MAC_COMMON/nr_mac.h"
#include "LAYER2/NR_MAC_gNB/nr_mac_gNB.h"
#include "LAYER2/NR_MAC_COMMON/nr_mac_extern.h"
#include "LAYER2/MAC/mac.h"
/*NFAPI*/
#include "nfapi_nr_interface.h"
/*TAG*/
#include "NR_TAG-Id.h"
int nr_generate_dlsch_pdu(module_id_t module_idP,
unsigned char *sdus_payload,
unsigned char *mac_pdu,
unsigned char num_sdus,
unsigned short *sdu_lengths,
unsigned char *sdu_lcids,
unsigned char drx_cmd,
unsigned char *ue_cont_res_id,
unsigned short post_padding){
gNB_MAC_INST *gNB = RC.nrmac[module_idP];
NR_MAC_SUBHEADER_FIXED *mac_pdu_ptr = (NR_MAC_SUBHEADER_FIXED *) mac_pdu;
unsigned char * dlsch_buffer_ptr = sdus_payload;
uint8_t last_size = 0;
int offset = 0, mac_ce_size, i, timing_advance_cmd, tag_id = 0;
// MAC CEs
uint8_t mac_header_control_elements[16], *ce_ptr;
ce_ptr = &mac_header_control_elements[0];
// 1) Compute MAC CE and related subheaders
// DRX command subheader (MAC CE size 0)
if (drx_cmd != 255) {
mac_pdu_ptr->R = 0;
mac_pdu_ptr->LCID = DL_SCH_LCID_DRX;
//last_size = 1;
mac_pdu_ptr++;
}
// Timing Advance subheader
/* This was done only when timing_advance_cmd != 31
// now TA is always send when ta_timer resets regardless of its value
// this is done to avoid issues with the timeAlignmentTimer which is
// supposed to monitor if the UE received TA or not */
if (gNB->ta_len){
mac_pdu_ptr->R = 0;
mac_pdu_ptr->LCID = DL_SCH_LCID_TA_COMMAND;
//last_size = 1;
mac_pdu_ptr++;
// TA MAC CE (1 octet)
timing_advance_cmd = gNB->ta_command;
AssertFatal(timing_advance_cmd < 64,"timing_advance_cmd %d > 63\n", timing_advance_cmd);
((NR_MAC_CE_TA *) ce_ptr)->TA_COMMAND = timing_advance_cmd; //(timing_advance_cmd+31)&0x3f;
if (gNB->tag->tag_Id != 0){
tag_id = gNB->tag->tag_Id;
((NR_MAC_CE_TA *) ce_ptr)->TAGID = tag_id;
}
LOG_D(MAC, "NR MAC CE timing advance command = %d (%d) TAG ID = %d\n", timing_advance_cmd, ((NR_MAC_CE_TA *) ce_ptr)->TA_COMMAND, tag_id);
mac_ce_size = sizeof(NR_MAC_CE_TA);
// Copying bytes for MAC CEs to the mac pdu pointer
memcpy((void *) mac_pdu_ptr, (void *) ce_ptr, mac_ce_size);
ce_ptr += mac_ce_size;
mac_pdu_ptr += (unsigned char) mac_ce_size;
}
// Contention resolution fixed subheader and MAC CE
if (ue_cont_res_id) {
mac_pdu_ptr->R = 0;
mac_pdu_ptr->LCID = DL_SCH_LCID_CON_RES_ID;
mac_pdu_ptr++;
//last_size = 1;
// contention resolution identity MAC ce has a fixed 48 bit size
// this contains the UL CCCH SDU. If UL CCCH SDU is longer than 48 bits,
// it contains the first 48 bits of the UL CCCH SDU
LOG_T(MAC, "[gNB ][RAPROC] Generate contention resolution msg: %x.%x.%x.%x.%x.%x\n",
ue_cont_res_id[0], ue_cont_res_id[1], ue_cont_res_id[2],
ue_cont_res_id[3], ue_cont_res_id[4], ue_cont_res_id[5]);
// Copying bytes (6 octects) to CEs pointer
mac_ce_size = 6;
memcpy(ce_ptr, ue_cont_res_id, mac_ce_size);
// Copying bytes for MAC CEs to mac pdu pointer
memcpy((void *) mac_pdu_ptr, (void *) ce_ptr, mac_ce_size);
ce_ptr += mac_ce_size;
mac_pdu_ptr += (unsigned char) mac_ce_size;
}
// 2) Generation of DLSCH MAC SDU subheaders
for (i = 0; i < num_sdus; i++) {
LOG_D(MAC, "[gNB] Generate DLSCH header num sdu %d len sdu %d\n", num_sdus, sdu_lengths[i]);
if (sdu_lengths[i] < 128) {
((NR_MAC_SUBHEADER_SHORT *) mac_pdu_ptr)->R = 0;
((NR_MAC_SUBHEADER_SHORT *) mac_pdu_ptr)->F = 0;
((NR_MAC_SUBHEADER_SHORT *) mac_pdu_ptr)->LCID = sdu_lcids[i];
((NR_MAC_SUBHEADER_SHORT *) mac_pdu_ptr)->L = (unsigned char) sdu_lengths[i];
last_size = 2;
} else {
((NR_MAC_SUBHEADER_LONG *) mac_pdu_ptr)->R = 0;
((NR_MAC_SUBHEADER_LONG *) mac_pdu_ptr)->F = 1;
((NR_MAC_SUBHEADER_LONG *) mac_pdu_ptr)->LCID = sdu_lcids[i];
((NR_MAC_SUBHEADER_LONG *) mac_pdu_ptr)->L1 = ((unsigned short) sdu_lengths[i] >> 8) & 0x7f;
((NR_MAC_SUBHEADER_LONG *) mac_pdu_ptr)->L2 = (unsigned short) sdu_lengths[i] & 0xff;
last_size = 3;
}
mac_pdu_ptr += last_size;
// 3) cycle through SDUs, compute each relevant and place dlsch_buffer in
memcpy((void *) mac_pdu_ptr, (void *) dlsch_buffer_ptr, sdu_lengths[i]);
dlsch_buffer_ptr+= sdu_lengths[i];
mac_pdu_ptr += sdu_lengths[i];
}
// 4) Compute final offset for padding
if (post_padding > 0) {
((NR_MAC_SUBHEADER_FIXED *) mac_pdu_ptr)->R = 0;
((NR_MAC_SUBHEADER_FIXED *) mac_pdu_ptr)->LCID = DL_SCH_LCID_PADDING;
mac_pdu_ptr++;
} else {
// no MAC subPDU with padding
}
// compute final offset
offset = ((unsigned char *) mac_pdu_ptr - mac_pdu);
//printf("Offset %d \n", ((unsigned char *) mac_pdu_ptr - mac_pdu));
return offset;
}
/* functionalities of this function have been moved to nr_schedule_uss_dlsch_phytest */
void nr_schedule_ue_spec(module_id_t module_idP, frame_t frameP, sub_frame_t slotP){
}
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_phytest.c
+153 -172
View File
@@ -21,9 +21,9 @@
/*! \file gNB_scheduler_phytest.c
* \brief gNB scheduling procedures in phy_test mode
* \author Guy De Souza
* \author Guy De Souza, G. Casati
* \date 07/2018
* \email: desouza@eurecom.fr
* \email: desouza@eurecom.fr, guido.casati@iis.fraunhofer.de
* \version 1.0
* @ingroup _mac
*/
@@ -37,6 +37,8 @@
extern RAN_CONTEXT_t RC;
//#define ENABLE_MAC_PAYLOAD_DEBUG 1
uint8_t mac_pdu[MAX_NR_DLSCH_PAYLOAD_BYTES];
/*Scheduling of DLSCH with associated DCI in common search space
* current version has only a DCI for type 1 PDCCH for C_RNTI*/
void nr_schedule_css_dlsch_phytest(module_id_t module_idP,
@@ -154,16 +156,13 @@ void nr_schedule_css_dlsch_phytest(module_id_t module_idP,
}
}
int configure_fapi_dl_Tx(nfapi_nr_dl_config_request_body_t *dl_req,
nfapi_tx_request_pdu_t *TX_req,
nfapi_nr_config_request_t *cfg,
nfapi_nr_coreset_t *coreset,
nfapi_nr_search_space_t *search_space,
int16_t pdu_index,
nfapi_nr_dl_config_dlsch_pdu_rel15_t *dlsch_config) {
int configure_fapi_dl_pdu(nfapi_nr_dl_config_request_body_t *dl_req,
nfapi_nr_config_request_t *cfg,
nfapi_nr_coreset_t *coreset,
nfapi_nr_search_space_t *search_space,
nfapi_nr_dl_config_dlsch_pdu_rel15_t *dlsch_config){
nfapi_nr_dl_config_request_pdu_t *dl_config_dci_pdu;
nfapi_nr_dl_config_request_pdu_t *dl_config_dlsch_pdu;
int TBS;
uint16_t rnti = 0x1234;
int dl_carrier_bandwidth = cfg->rf_config.dl_carrier_bandwidth.value;
dl_config_dci_pdu = &dl_req->dl_config_pdu_list[dl_req->number_pdu];
@@ -240,9 +239,20 @@ int configure_fapi_dl_Tx(nfapi_nr_dl_config_request_body_t *dl_req,
params_rel15->rb_offset,
params_rel15->first_symbol,
params_rel15->search_space_type);
nr_get_tbs_dl(&dl_config_dlsch_pdu->dlsch_pdu, dl_config_dci_pdu->dci_dl_pdu, *cfg);
TBS = dl_config_dlsch_pdu->dlsch_pdu.dlsch_pdu_rel15.transport_block_size;
LOG_D(MAC, "DLSCH PDU: start PRB %d n_PRB %d start symbol %d nb_symbols %d nb_layers %d nb_codewords %d mcs %d TBS: %d\n",
return dl_config_dlsch_pdu->dlsch_pdu.dlsch_pdu_rel15.transport_block_size/8;
}
void configure_fapi_dl_Tx(nfapi_nr_dl_config_request_body_t *dl_req,
nfapi_tx_request_pdu_t *tx_req,
int tbs_bytes,
int16_t pdu_index){
nfapi_nr_dl_config_request_pdu_t *dl_config_dlsch_pdu = &dl_req->dl_config_pdu_list[dl_req->number_pdu + 1];
nfapi_nr_dl_config_dlsch_pdu_rel15_t *dlsch_pdu_rel15 = &dl_config_dlsch_pdu->dlsch_pdu.dlsch_pdu_rel15;
LOG_D(MAC, "DLSCH PDU: start PRB %d n_PRB %d start symbol %d nb_symbols %d nb_layers %d nb_codewords %d mcs %d TBS (bytes): %d\n",
dlsch_pdu_rel15->start_prb,
dlsch_pdu_rel15->n_prb,
dlsch_pdu_rel15->start_symbol,
@@ -250,80 +260,62 @@ int configure_fapi_dl_Tx(nfapi_nr_dl_config_request_body_t *dl_req,
dlsch_pdu_rel15->nb_layers,
dlsch_pdu_rel15->nb_codewords,
dlsch_pdu_rel15->mcs_idx,
TBS);
tbs_bytes);
dl_req->number_dci++;
dl_req->number_pdsch_rnti++;
dl_req->number_pdu+=2;
TX_req->pdu_length = dlsch_pdu_rel15->transport_block_size/8;
TX_req->pdu_index = pdu_index++;
TX_req->num_segments = 1;
return TBS/8; //Return TBS in bytes
tx_req->pdu_length = tbs_bytes;
tx_req->pdu_index = pdu_index++;
tx_req->num_segments = 1;
//tx_req->segments[0].segment_length = 8;
tx_req->segments[0].segment_length = tbs_bytes + 2;
tx_req->segments[0].segment_data = mac_pdu;
}
void nr_schedule_uss_dlsch_phytest(module_id_t module_idP,
frame_t frameP,
sub_frame_t slotP,
nfapi_nr_dl_config_dlsch_pdu_rel15_t *dlsch_config) {
LOG_D(MAC, "In nr_schedule_uss_dlsch_phytest \n");
uint8_t CC_id;
gNB_MAC_INST *nr_mac = RC.nrmac[module_idP];
//NR_COMMON_channels_t *cc = nr_mac->common_channels;
nfapi_nr_dl_config_request_body_t *dl_req;
nfapi_tx_request_pdu_t *TX_req;
uint16_t rnti = 0x1234;
nfapi_nr_config_request_t *cfg = &nr_mac->config[0];
uint16_t sfn_sf = frameP << 7 | slotP;
// everything here is hard-coded to 30 kHz
//int scs = get_dlscs(cfg);
//int slots_per_frame = get_spf(cfg);
int TBS;
int TBS_bytes;
int lcid;
int ta_len = 0;
int header_length_total=0;
int header_length_last;
int sdu_length_total = 0;
mac_rlc_status_resp_t rlc_status;
uint16_t sdu_lengths[NB_RB_MAX];
int num_sdus = 0;
unsigned char dlsch_buffer[MAX_DLSCH_PAYLOAD_BYTES];
int offset;
int UE_id = 0;
unsigned char sdu_lcids[NB_RB_MAX];
int padding = 0, post_padding = 0;
UE_list_t *UE_list = &nr_mac->UE_list;
DLSCH_PDU DLSCH_pdu;
//DLSCH_PDU *DLSCH_pdu = (DLSCH_PDU*) malloc(sizeof(DLSCH_PDU));
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
LOG_D(MAC, "Scheduling UE specific search space DCI type 1 for CC_id %d\n",CC_id);
dl_req = &nr_mac->DL_req[CC_id].dl_config_request_body;
TX_req = &nr_mac->TX_req[CC_id].tx_request_body.tx_pdu_list[nr_mac->TX_req[CC_id].tx_request_body.number_of_pdus];
gNB_MAC_INST *gNB_mac = RC.nrmac[module_idP];
nfapi_nr_dl_config_request_body_t *dl_req;
nfapi_tx_request_pdu_t *tx_req;
mac_rlc_status_resp_t rlc_status;
nfapi_nr_config_request_t *cfg = &gNB_mac->config[0];
unsigned char sdu_lcids[NB_RB_MAX] = {0};
uint16_t sdu_lengths[NB_RB_MAX] = {0};
int post_padding = 0, ta_len = 0, header_length_total = 0, sdu_length_total = 0, num_sdus = 0;
int CC_id, lcid, offset, i, header_length_last, TBS_bytes;
int UE_id = 0;
uint16_t rnti = 0x1234;
uint16_t sfn_sf = frameP << 7 | slotP;
uint8_t mac_sdus[MAX_NR_DLSCH_PAYLOAD_BYTES];
for (CC_id = 0; CC_id < RC.nb_nr_mac_CC[module_idP]; CC_id++) {
LOG_D(MAC, "Scheduling UE specific search space DCI type 1 for UE_id %d CC_id %d frame %d slot %d\n", UE_id, CC_id, frameP, slotP);
dl_req = &gNB_mac->DL_req[CC_id].dl_config_request_body;
tx_req = &gNB_mac->TX_req[CC_id].tx_request_body.tx_pdu_list[gNB_mac->TX_req[CC_id].tx_request_body.number_of_pdus];
ta_len = gNB_mac->ta_len;
TBS_bytes = configure_fapi_dl_pdu(dl_req, cfg, &gNB_mac->coreset[CC_id][1], &gNB_mac->search_space[CC_id][1], dlsch_config);
//The --NOS1 use case currently schedules DLSCH transmissions only when there is IP traffic arriving
//through the LTE stack
if (IS_SOFTMODEM_NOS1) {
memset(&DLSCH_pdu, 0, sizeof(DLSCH_pdu));
int ta_update = 31;
ta_len = 0;
// Hardcode it for now
TBS = 6784/8; //TBS in bytes
//nr_get_tbs_dl(&dl_config_dlsch_pdu->dlsch_pdu, dl_config_dci_pdu->dci_dl_pdu, *cfg);
//TBS = dl_config_dlsch_pdu->dlsch_pdu.dlsch_pdu_rel15.transport_block_size;
if (IS_SOFTMODEM_NOS1){
for (lcid = NB_RB_MAX - 1; lcid >= DTCH; lcid--) {
// TODO: check if the lcid is active
LOG_D(MAC, "[eNB %d], Frame %d, DTCH%d->DLSCH, Checking RLC status (tbs %d, len %d)\n",
module_idP, frameP, lcid, TBS,
TBS - ta_len - header_length_total - sdu_length_total - 3);
LOG_D(MAC, "[gNB %d], Frame %d, DTCH%d->DLSCH, Checking RLC status (TBS %d bytes, len %d)\n",
module_idP, frameP, lcid, TBS_bytes, TBS_bytes - ta_len - header_length_total - sdu_length_total - 3);
if (TBS - ta_len - header_length_total - sdu_length_total - 3 > 0) {
if (TBS_bytes - ta_len - header_length_total - sdu_length_total - 3 > 0) {
rlc_status = mac_rlc_status_ind(module_idP,
rnti,
module_idP,
@@ -332,132 +324,121 @@ void nr_schedule_uss_dlsch_phytest(module_id_t module_idP,
ENB_FLAG_YES,
MBMS_FLAG_NO,
lcid,
TBS - ta_len - header_length_total - sdu_length_total - 3,
TBS_bytes - ta_len - header_length_total - sdu_length_total - 3,
0,
0);
if (rlc_status.bytes_in_buffer > 0) {
LOG_D(MAC,
"[eNB %d][USER-PLANE DEFAULT DRB] Frame %d : DTCH->DLSCH, Requesting %d bytes from RLC (lcid %d total hdr len %d), TBS: %d \n \n",
module_idP, frameP,
TBS - ta_len - header_length_total - sdu_length_total - 3,
lcid,
header_length_total,
TBS);
LOG_D(MAC, "[gNB %d][USER-PLANE DEFAULT DRB] Frame %d : DTCH->DLSCH, Requesting %d bytes from RLC (lcid %d total hdr len %d), TBS_bytes: %d \n \n",
module_idP, frameP, TBS_bytes - ta_len - header_length_total - sdu_length_total - 3,
lcid, header_length_total, TBS_bytes);
sdu_lengths[num_sdus] = mac_rlc_data_req(module_idP,
rnti,
module_idP,
frameP,
ENB_FLAG_YES,
MBMS_FLAG_NO,
lcid,
TBS,
(char *)&dlsch_buffer[sdu_length_total],
0,
0);
LOG_D(MAC,
"[eNB %d][USER-PLANE DEFAULT DRB] Got %d bytes for DTCH %d \n",
module_idP, sdu_lengths[num_sdus], lcid);
rnti,
module_idP,
frameP,
ENB_FLAG_YES,
MBMS_FLAG_NO,
lcid,
TBS_bytes,
(char *)&mac_sdus[sdu_length_total],
0,
0);
LOG_D(MAC, "[gNB %d][USER-PLANE DEFAULT DRB] Got %d bytes for DTCH %d \n", module_idP, sdu_lengths[num_sdus], lcid);
sdu_lcids[num_sdus] = lcid;
sdu_length_total += sdu_lengths[num_sdus];
UE_list->eNB_UE_stats[CC_id][UE_id].num_pdu_tx[lcid]++;
UE_list->eNB_UE_stats[CC_id][UE_id].lcid_sdu[num_sdus] = lcid;
UE_list->eNB_UE_stats[CC_id][UE_id].sdu_length_tx[lcid] = sdu_lengths[num_sdus];
UE_list->eNB_UE_stats[CC_id][UE_id].num_bytes_tx[lcid] += sdu_lengths[num_sdus];
header_length_last = 1 + 1 + (sdu_lengths[num_sdus] >= 128);
header_length_total += header_length_last;
num_sdus++;
UE_list->UE_sched_ctrl[UE_id].uplane_inactivity_timer = 0;
//ue_sched_ctl->uplane_inactivity_timer = 0;
}
} else {
// no TBS left
break;
} else { // no TBS_bytes left
break;
}
}
// last header does not have length field
if (header_length_total) {
header_length_total -= header_length_last;
header_length_total++;
}
if (ta_len + sdu_length_total + header_length_total > 0) {
if (TBS - header_length_total - sdu_length_total - ta_len <= 2) {
padding = TBS - header_length_total - sdu_length_total - ta_len;
post_padding = 0;
} else {
padding = 0;
post_padding = 1;
}
offset = generate_dlsch_header((unsigned char *)nr_mac->UE_list.DLSCH_pdu[CC_id][0][0].payload[0], //DLSCH_pdu.payload[0],
num_sdus, //num_sdus
sdu_lengths, //
sdu_lcids, 255, // no drx
ta_update, // timing advance
NULL, // contention res id
padding, post_padding);
LOG_D(MAC, "Offset bits: %d \n", offset);
// Probably there should be other actions done before that
// cycle through SDUs and place in dlsch_buffer
//memcpy(&UE_list->DLSCH_pdu[CC_id][0][UE_id].payload[0][offset], dlsch_buffer, sdu_length_total);
memcpy(&nr_mac->UE_list.DLSCH_pdu[CC_id][0][UE_id].payload[0][offset], dlsch_buffer, sdu_length_total);
// fill remainder of DLSCH with 0
for (int j = 0; j < (TBS - sdu_length_total - offset); j++) {
//UE_list->DLSCH_pdu[CC_id][0][UE_id].payload[0][offset + sdu_length_total + j] = 0;
nr_mac->UE_list.DLSCH_pdu[CC_id][0][0].payload[0][offset + sdu_length_total + j] = 0;
}
TBS_bytes = configure_fapi_dl_Tx(dl_req, TX_req, cfg, &nr_mac->coreset[CC_id][1], &nr_mac->search_space[CC_id][1], nr_mac->pdu_index[CC_id], dlsch_config);
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
LOG_I(MAC, "Printing first 10 payload bytes at the gNB side, Frame: %d, slot: %d, , TBS size: %d \n \n", frameP, slotP, TBS_bytes);
for(int i = 0; i < 10; i++) { // TBS_bytes dlsch_pdu_rel15->transport_block_size/8 6784/8
LOG_I(MAC, "%x. ", ((uint8_t *)nr_mac->UE_list.DLSCH_pdu[CC_id][0][0].payload[0])[i]);
}
#endif
//TX_req->segments[0].segment_length = 8;
TX_req->segments[0].segment_length = TBS_bytes +2;
TX_req->segments[0].segment_data = nr_mac->UE_list.DLSCH_pdu[CC_id][0][0].payload[0];
nr_mac->TX_req[CC_id].tx_request_body.number_of_pdus++;
nr_mac->TX_req[CC_id].sfn_sf = sfn_sf;
nr_mac->TX_req[CC_id].tx_request_body.tl.tag = NFAPI_TX_REQUEST_BODY_TAG;
nr_mac->TX_req[CC_id].header.message_id = NFAPI_TX_REQUEST;
} //if (ta_len + sdu_length_total + header_length_total > 0)
} //if (IS_SOFTMODEM_NOS1)
//When the --NOS1 option is not enabled, DLSCH transmissions with random data
//occur every time that the current function is called (dlsch phytest mode)
else {
TBS_bytes = configure_fapi_dl_Tx(dl_req, TX_req, cfg, &nr_mac->coreset[CC_id][1], &nr_mac->search_space[CC_id][1], nr_mac->pdu_index[CC_id], dlsch_config);
//When the --NOS1 option is not enabled, DLSCH transmissions with random data
//occur every time that the current function is called (dlsch phytest mode)
for(int i = 0; i < TBS_bytes; i++) { //
((uint8_t *)nr_mac->UE_list.DLSCH_pdu[CC_id][0][0].payload[0])[i] = (unsigned char) rand();
//LOG_I(MAC, "%x. ", ((uint8_t *)nr_mac->UE_list.DLSCH_pdu[CC_id][0][0].payload[0])[i]);
// fill dlsch_buffer with random data
for (i = 0; i < TBS_bytes; i++){
mac_sdus[i] = (unsigned char) rand(); //i&0xFF;
}
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
//Sending SDUs with size 1
//Initialize elements of sdu_lcids and sdu_lengths
sdu_lcids[0] = 0x05; // DRB
sdu_lengths[0] = TBS_bytes - ta_len - 3;
header_length_total += 2 + (sdu_lengths[0] >= 128);
sdu_length_total += sdu_lengths[0];
num_sdus +=1;
} // else IS_SOFTMODEM_NOS1
if (frameP%100 == 0) {
LOG_I(MAC, "Printing first 10 payload bytes at the gNB side, Frame: %d, slot: %d, TBS size: %d \n", frameP, slotP, TBS_bytes);
// there is at least one SDU or TA command
// if (num_sdus > 0 ){
if (ta_len + sdu_length_total + header_length_total > 0) {
for(int i = 0; i < 10; i++) {
LOG_I(MAC, "%x. ", ((uint8_t *)nr_mac->UE_list.DLSCH_pdu[CC_id][0][0].payload[0])[i]);
// Check if there is data from RLC or CE
if (TBS_bytes >= 2 + header_length_total + sdu_length_total + ta_len) {
// we have to consider padding
// padding param currently not in use
//padding = TBS_bytes - header_length_total - sdu_length_total - ta_len - 1;
post_padding = 1;
} else {
//padding = 0;
post_padding = 0;
}
offset = nr_generate_dlsch_pdu(module_idP,
(unsigned char *) mac_sdus,
(unsigned char *) mac_pdu,
num_sdus, //num_sdus
sdu_lengths,
sdu_lcids,
255, // no drx
NULL, // contention res id
post_padding);
// Padding: fill remainder of DLSCH with 0
if (post_padding > 0){
for (int j = 0; j < (TBS_bytes - offset); j++)
mac_pdu[offset + j] = 0;
}
configure_fapi_dl_Tx(dl_req, tx_req, TBS_bytes, gNB_mac->pdu_index[CC_id]);
gNB_mac->TX_req[CC_id].tx_request_body.number_of_pdus++;
gNB_mac->TX_req[CC_id].sfn_sf = sfn_sf;
gNB_mac->TX_req[CC_id].tx_request_body.tl.tag = NFAPI_TX_REQUEST_BODY_TAG;
gNB_mac->TX_req[CC_id].header.message_id = NFAPI_TX_REQUEST;
if(IS_SOFTMODEM_NOS1){
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
LOG_I(MAC, "Printing first 10 payload bytes at the gNB side, Frame: %d, slot: %d, TBS size: %d \n \n", frameP, slotP, TBS_bytes);
for(int i = 0; i < 10; i++) { // TBS_bytes dlsch_pdu_rel15->transport_block_size/8 6784/8
LOG_I(MAC, "%x. ", mac_payload[i]);
}
#endif
} else {
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
if (frameP%100 == 0){
LOG_I(MAC, "Printing first 10 payload bytes at the gNB side, Frame: %d, slot: %d, TBS size: %d \n", frameP, slotP, TBS_bytes);
for(int i = 0; i < 10; i++) {
LOG_I(MAC, "%x. ", mac_payload[i]);
}
}
#endif
}
#endif
//TX_req->segments[0].segment_length = 8;
TX_req->segments[0].segment_length = TBS_bytes +2;
TX_req->segments[0].segment_data = nr_mac->UE_list.DLSCH_pdu[CC_id][0][0].payload[0];
nr_mac->TX_req[CC_id].tx_request_body.number_of_pdus++;
nr_mac->TX_req[CC_id].sfn_sf = sfn_sf;
nr_mac->TX_req[CC_id].tx_request_body.tl.tag = NFAPI_TX_REQUEST_BODY_TAG;
nr_mac->TX_req[CC_id].header.message_id = NFAPI_TX_REQUEST;
}
} //for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++)
else { // There is no data from RLC or MAC header, so don't schedule
}
} // CC_id loop
}
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c
+19 -1
View File
@@ -34,7 +34,7 @@
#include "LAYER2/MAC/mac.h"
#include "LAYER2/NR_MAC_gNB/nr_mac_gNB.h"
#include "LAYER2/MAC/mac_extern.h"
#include "LAYER2/NR_MAC_COMMON/nr_mac_extern.h"
#include "LAYER2/NR_MAC_gNB/mac_proto.h"
#include "common/utils/LOG/log.h"
@@ -464,3 +464,21 @@ int get_symbolsperslot(nfapi_nr_config_request_t *cfg) {
}
int find_nrUE_id(module_id_t mod_idP, rnti_t rntiP) {
int UE_id;
UE_list_t *UE_list = &RC.nrmac[mod_idP]->UE_list;
for (UE_id = 0; UE_id < MAX_MOBILES_PER_GNB; UE_id++) {
if (UE_list->active[UE_id] == TRUE) {
if (UE_list->UE_template[nrUE_PCCID(mod_idP, UE_id)][UE_id].rnti == rntiP) {
return UE_id;
}
}
}
return -1;
}
int nrUE_PCCID(module_id_t mod_idP, int ue_idP) {
return (RC.nrmac[mod_idP]->UE_list.pCC_id[ue_idP]);
}
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
+74
View File
@@ -0,0 +1,74 @@
/*
* 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 gNB_scheduler_ulsch.c
* \brief gNB procedures for the ULSCH transport channel
* \author Navid Nikaein and Raymond Knopp, Guido Casati
* \date 2019
* \email: guido.casati@iis.fraunhofer.de
* \version 1.0
* @ingroup _mac
*/
#include "LAYER2/NR_MAC_gNB/mac_proto.h"
/*
* When data are received on PHY and transmitted to MAC
*/
void nr_rx_sdu(const module_id_t gnb_mod_idP,
const int CC_idP,
const frame_t frameP,
const sub_frame_t subframeP,
const rnti_t rntiP,
uint8_t *sduP,
const uint16_t sdu_lenP,
const uint16_t timing_advance,
const uint8_t ul_cqi){
int current_rnti = 0, UE_id = -1, harq_pid = 0;
gNB_MAC_INST *gNB_mac = NULL;
UE_list_t *UE_list = NULL;
UE_sched_ctrl_t *UE_scheduling_control = NULL;
current_rnti = rntiP;
UE_id = find_nrUE_id(gnb_mod_idP, current_rnti);
gNB_mac = RC.nrmac[gnb_mod_idP];
UE_list = &gNB_mac->UE_list;
UE_id = 0;
if (UE_id != -1) {
UE_scheduling_control = &(UE_list->UE_sched_ctrl[UE_id]);
LOG_D(MAC, "[eNB %d][PUSCH %d] CC_id %d %d.%d Received ULSCH sdu round %d from PHY (rnti %x, UE_id %d) ul_cqi %d\n",
gnb_mod_idP,
harq_pid,
CC_idP,
frameP,
subframeP,
UE_scheduling_control->round_UL[CC_idP][harq_pid],
current_rnti,
UE_id,
ul_cqi);
if (sduP != NULL)
UE_scheduling_control->ta_update = timing_advance;
}
}
openair2/LAYER2/NR_MAC_gNB/mac_proto.h
+44 -6
View File
@@ -33,6 +33,7 @@
#include "nr_mac_gNB.h"
#include "PHY/defs_gNB.h"
#include "NR_TAG-Id.h"
void set_cset_offset(uint16_t);
@@ -70,20 +71,35 @@ void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
frame_t frame_txP, sub_frame_t slot_txP,
frame_t frame_rxP, sub_frame_t slot_rxP);
int nr_generate_dlsch_pdu(module_id_t Mod_idP,
unsigned char *sdus_payload,
unsigned char *mac_pdu,
unsigned char num_sdus,
unsigned short *sdu_lengths,
unsigned char *sdu_lcids,
unsigned char drx_cmd,
unsigned char *ue_cont_res_id,
unsigned short post_padding);
void nr_schedule_ue_spec(module_id_t module_idP, frame_t frameP, sub_frame_t slotP);
void schedule_nr_mib(module_id_t module_idP, frame_t frameP, sub_frame_t subframeP);
void nr_schedule_css_dlsch_phytest(module_id_t module_idP,
frame_t frameP,
sub_frame_t subframeP);
int configure_fapi_dl_Tx(nfapi_nr_dl_config_request_body_t *dl_req,
nfapi_tx_request_pdu_t *TX_req,
nfapi_nr_config_request_t *cfg,
nfapi_nr_coreset_t* coreset,
nfapi_nr_search_space_t* search_space,
int16_t pdu_index,
int configure_fapi_dl_pdu(nfapi_nr_dl_config_request_body_t *dl_req,
nfapi_nr_config_request_t *cfg,
nfapi_nr_coreset_t* coreset,
nfapi_nr_search_space_t* search_space,
nfapi_nr_dl_config_dlsch_pdu_rel15_t *dlsch_config);
void configure_fapi_dl_Tx(nfapi_nr_dl_config_request_body_t *dl_req,
nfapi_tx_request_pdu_t *tx_req,
int tbs_bytes,
int16_t pdu_index);
void nr_schedule_uss_dlsch_phytest(module_id_t module_idP,
frame_t frameP,
sub_frame_t slotP,
@@ -135,6 +151,10 @@ uint32_t to_nrarfcn(int nr_bandP, uint64_t dl_CarrierFreq, uint32_t bw);
int32_t get_nr_uldl_offset(int nr_bandP);
int find_nrUE_id(module_id_t mod_idP, rnti_t rntiP);
int nrUE_PCCID(module_id_t mod_idP, int ue_idP);
void config_nr_mib(int Mod_idP,
int CC_idP,
int p_gNBP,
@@ -145,4 +165,22 @@ void config_nr_mib(int Mod_idP,
int cellBarred,
int intraFreqReselection);
/* \brief Function to indicate a received SDU on ULSCH.
@param Mod_id Instance ID of gNB
@param CC_id Component carrier index
@param rnti RNTI of UE transmitting the SDU
@param sdu Pointer to received SDU
@param sdu_len Length of SDU
@param timing_advance timing advance adjustment after this pdu
@param ul_cqi Uplink CQI estimate after this pdu (SNR quantized to 8 bits, -64 ... 63.5 dB in .5dB steps)
*/
void nr_rx_sdu(const module_id_t gnb_mod_idP,
const int CC_idP,
const frame_t frameP,
const sub_frame_t subframeP,
const rnti_t rntiP,
uint8_t * sduP,
const uint16_t sdu_lenP,
const uint16_t timing_advance, const uint8_t ul_cqi);
#endif /*__LAYER2_NR_MAC_PROTO_H__*/
openair2/LAYER2/NR_MAC_gNB/main.c
+4 -1
View File
@@ -31,7 +31,7 @@
*/
#include "mac_proto.h"
#include "LAYER2/MAC/mac_extern.h" //temporary
#include "LAYER2/NR_MAC_COMMON/nr_mac_extern.h"
#include "assertions.h"
#include "LAYER2/PDCP_v10.1.0/pdcp.h"
@@ -106,6 +106,9 @@ void mac_top_init_gNB(void)
RC.nrmac[i]->Mod_id = i;
RC.nrmac[i]->tag = (NR_TAG_t*)malloc(sizeof(NR_TAG_t));
memset((void*)RC.nrmac[i]->tag,0,sizeof(NR_TAG_t));
for (j = 0; j < MAX_NUM_CCs; j++) {
RC.nrmac[i]->DL_req[j].dl_config_request_body.dl_config_pdu_list = RC.nrmac[i]->dl_config_pdu_list[j];
openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h
+12 -3
View File
@@ -55,12 +55,14 @@
#include "common/ran_context.h"
#include "LAYER2/MAC/mac.h"
#include "LAYER2/MAC/mac_proto.h"
#include "LAYER2/MAC/mac_extern.h"
#include "LAYER2/NR_MAC_COMMON/nr_mac_extern.h"
#include "PHY/defs_gNB.h"
#include "PHY/TOOLS/time_meas.h"
#include "targets/ARCH/COMMON/common_lib.h"
#include "NR_TAG.h"
/*! \brief gNB common channels */
typedef struct {
int physCellId;
@@ -107,10 +109,16 @@ typedef struct gNB_MAC_INST_s {
/// frame counter
frame_t frame;
/// slot counter
int slot;
int slot;
/// timing advance group
NR_TAG_t *tag;
/// Pointer to IF module instance for PHY
NR_IF_Module_t *if_inst;
/// Common cell resources
/// TA command
int ta_command;
/// MAC CE flag indicating TA length
int ta_len;
/// Common cell resources
NR_COMMON_channels_t common_channels[NFAPI_CC_MAX];
/// current PDU index (BCH,DLSCH)
uint16_t pdu_index[NFAPI_CC_MAX];
@@ -136,6 +144,7 @@ typedef struct gNB_MAC_INST_s {
/// NFAPI search space structure
nfapi_nr_search_space_t search_space[NFAPI_CC_MAX][NFAPI_NR_MAX_NB_SEARCH_SPACES];
/// this is an LTE structure and needs to be urgenly updated
UE_list_t UE_list;
/// UL handle
openair2/NR_PHY_INTERFACE/NR_IF_Module.c
+24 -22
View File
@@ -34,7 +34,7 @@
#include "openair1/PHY/phy_extern.h"
#include "openair1/SCHED_NR/fapi_nr_l1.h"
#include "openair2/NR_PHY_INTERFACE/NR_IF_Module.h"
#include "LAYER2/MAC/mac_extern.h"
#include "LAYER2/NR_MAC_COMMON/nr_mac_extern.h"
#include "LAYER2/MAC/mac_proto.h"
#include "LAYER2/NR_MAC_gNB/mac_proto.h"
#include "common/ran_context.h"
@@ -169,6 +169,7 @@ void handle_nr_ulsch(NR_UL_IND_t *UL_info) {
UL_info->rx_ind.rx_indication_body.number_of_pdus = 0;
}
} else {
// printf("UL_info->rx_ind.rx_indication_body.number_of_pdus %d UL_info->crc_ind.crc_indication_body.number_of_crcs %d\n", UL_info->rx_ind.rx_indication_body.number_of_pdus, UL_info->crc_ind.crc_indication_body.number_of_crcs);
if (UL_info->rx_ind.rx_indication_body.number_of_pdus>0 && UL_info->crc_ind.crc_indication_body.number_of_crcs>0) {
for (int i=0; i<UL_info->rx_ind.rx_indication_body.number_of_pdus; i++) {
for (int j=0; j<UL_info->crc_ind.crc_indication_body.number_of_crcs; j++) {
@@ -182,28 +183,29 @@ void handle_nr_ulsch(NR_UL_IND_t *UL_info) {
if (UL_info->crc_ind.crc_indication_body.crc_pdu_list[j].crc_indication_rel8.crc_flag == 1) { // CRC error indication
LOG_D(MAC,"Frame %d, Slot %d Calling rx_sdu (CRC error) \n",UL_info->frame,UL_info->slot);
rx_sdu(UL_info->module_id,
UL_info->CC_id,
NFAPI_SFNSF2SFN(UL_info->rx_ind.sfn_sf), //UL_info->frame,
NFAPI_SFNSF2SF(UL_info->rx_ind.sfn_sf), //UL_info->slot,
UL_info->rx_ind.rx_indication_body.rx_pdu_list[i].rx_ue_information.rnti,
(uint8_t *)NULL,
UL_info->rx_ind.rx_indication_body.rx_pdu_list[i].rx_indication_rel8.length,
UL_info->rx_ind.rx_indication_body.rx_pdu_list[i].rx_indication_rel8.timing_advance,
UL_info->rx_ind.rx_indication_body.rx_pdu_list[i].rx_indication_rel8.ul_cqi);
} else {
LOG_D(MAC,"Frame %d, Slot %d Calling rx_sdu (CRC ok) \n",UL_info->frame,UL_info->slot);
rx_sdu(UL_info->module_id,
UL_info->CC_id,
NFAPI_SFNSF2SFN(UL_info->rx_ind.sfn_sf), //UL_info->frame,
NFAPI_SFNSF2SF(UL_info->rx_ind.sfn_sf), //UL_info->slot,
UL_info->rx_ind.rx_indication_body.rx_pdu_list[i].rx_ue_information.rnti,
UL_info->rx_ind.rx_indication_body.rx_pdu_list[i].data,
UL_info->rx_ind.rx_indication_body.rx_pdu_list[i].rx_indication_rel8.length,
UL_info->rx_ind.rx_indication_body.rx_pdu_list[i].rx_indication_rel8.timing_advance,
UL_info->rx_ind.rx_indication_body.rx_pdu_list[i].rx_indication_rel8.ul_cqi);
nr_rx_sdu(UL_info->module_id,
UL_info->CC_id,
NFAPI_SFNSF2SFN(UL_info->rx_ind.sfn_sf), //UL_info->frame,
NFAPI_SFNSF2SF(UL_info->rx_ind.sfn_sf), //UL_info->slot,
UL_info->rx_ind.rx_indication_body.rx_pdu_list[i].rx_ue_information.rnti,
(uint8_t *)NULL,
UL_info->rx_ind.rx_indication_body.rx_pdu_list[i].rx_indication_rel8.length,
UL_info->rx_ind.rx_indication_body.rx_pdu_list[i].rx_indication_rel8.timing_advance,
UL_info->rx_ind.rx_indication_body.rx_pdu_list[i].rx_indication_rel8.ul_cqi);
}
else {
LOG_D(MAC,"Frame %d, Slot %d Calling rx_sdu (CRC ok) \n",UL_info->frame,UL_info->slot);
nr_rx_sdu(UL_info->module_id,
UL_info->CC_id,
NFAPI_SFNSF2SFN(UL_info->rx_ind.sfn_sf), //UL_info->frame,
NFAPI_SFNSF2SF(UL_info->rx_ind.sfn_sf), //UL_info->slot,
UL_info->rx_ind.rx_indication_body.rx_pdu_list[i].rx_ue_information.rnti,
UL_info->rx_ind.rx_indication_body.rx_pdu_list[i].data,
UL_info->rx_ind.rx_indication_body.rx_pdu_list[i].rx_indication_rel8.length,
UL_info->rx_ind.rx_indication_body.rx_pdu_list[i].rx_indication_rel8.timing_advance,
UL_info->rx_ind.rx_indication_body.rx_pdu_list[i].rx_indication_rel8.ul_cqi);
}
//printf("rx_indication_rel8.timing_advance %d\n", UL_info->rx_ind.rx_indication_body.rx_pdu_list[i].rx_indication_rel8.timing_advance);
break;
} //if (UL_info->crc_ind.crc_pdu_list[j].rx_ue_information.rnti ==
openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.c
+18 -15
View File
@@ -30,6 +30,7 @@
* \warning
*/
#include "PHY/defs_nr_UE.h"
#include "NR_IF_Module.h"
#include "mac_proto.h"
#include "assertions.h"
@@ -71,22 +72,24 @@ int handle_dci(module_id_t module_id, int cc_id, unsigned int gNB_index, fapi_nr
}
// L2 Abstraction Layer
int8_t handle_dlsch (module_id_t module_id, int cc_id, uint8_t gNB_index, fapi_nr_dci_indication_t *dci_ind, uint8_t *pduP, uint32_t pdu_len, frame_t frame, int slot){
int8_t handle_dlsch (module_id_t module_id, int cc_id, uint8_t gNB_index, fapi_nr_dci_indication_t *dci_ind, uint8_t *pduP, uint32_t pdu_len, frame_t frame, int slot, NR_UL_TIME_ALIGNMENT_t *ul_time_alignment){
//if (IS_SOFTMODEM_NOS1 || IS_SOFTMODEM_RFSIM)
// sdu should be processed even when is S1 mode because data and timing advance updates are transmitted by the UE
nr_ue_send_sdu(module_id, cc_id, frame, slot,
pduP,
pdu_len,
gNB_index,
ul_time_alignment);
LOG_I(MAC, "handle_dlsch at MAC layer \n");
if (IS_SOFTMODEM_NOS1)
nr_ue_send_sdu(module_id, 0, frame, slot,
pduP,
pdu_len,
0);
return 0;
/*
return nr_ue_process_dlsch( module_id,
cc_id,
gNB_index,
dci_ind,
pduP,
pdu_len);
return nr_ue_process_dlsch(module_id,
cc_id,
gNB_index,
dci_ind,
pduP,
pdu_len);
*/
}
@@ -130,7 +133,7 @@ int nr_ue_ul_indication(nr_uplink_indication_t *ul_info){
return 0;
}
int nr_ue_dl_indication(nr_downlink_indication_t *dl_info){
int nr_ue_dl_indication(nr_downlink_indication_t *dl_info, NR_UL_TIME_ALIGNMENT_t *ul_time_alignment){
int32_t i;
uint32_t ret_mask = 0x0;
@@ -246,7 +249,7 @@ int nr_ue_dl_indication(nr_downlink_indication_t *dl_info){
// ret_mask |= (0) << FAPI_NR_RX_PDU_TYPE_DLSCH;
ret_mask |= (handle_dlsch(dl_info->module_id, dl_info->cc_id, dl_info->gNB_index, dl_info->dci_ind,
(dl_info->rx_ind->rx_indication_body+i)->pdsch_pdu.pdu,
(dl_info->rx_ind->rx_indication_body+i)->pdsch_pdu.pdu_length, dl_info->frame, dl_info->slot)) << FAPI_NR_RX_PDU_TYPE_DLSCH;
(dl_info->rx_ind->rx_indication_body+i)->pdsch_pdu.pdu_length, dl_info->frame, dl_info->slot,ul_time_alignment)) << FAPI_NR_RX_PDU_TYPE_DLSCH;
LOG_I(MAC,"[L2][IF MODULE][DL INDICATION][RX_IND], DLSCH case Number of PDUs: %d \n", dl_info->rx_ind->number_pdus);
openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.h
+3 -3
View File
@@ -37,7 +37,7 @@
#include <openair1/PHY/thread_NR_UE.h>
#include "fapi_nr_ue_interface.h"
typedef struct NR_UL_TIME_ALIGNMENT NR_UL_TIME_ALIGNMENT_t;
typedef struct {
/// module id
@@ -163,7 +163,7 @@ typedef int8_t (nr_ue_phy_config_request_f)(nr_phy_config_t *phy_config);
* -1: Failed to consume bytes. Abort the mission.
* Non-negative return values indicate success, and ignored.
*/
typedef int (nr_ue_dl_indication_f)(nr_downlink_indication_t *dl_info);
typedef int (nr_ue_dl_indication_f)(nr_downlink_indication_t *dl_info, NR_UL_TIME_ALIGNMENT_t *ul_time_alignment);
/*
* Generic type of an application-defined callback to return various
@@ -202,7 +202,7 @@ int nr_ue_if_module_kill(uint32_t module_id);
/**\brief interface between L1/L2, indicating the downlink related information, like dci_ind and rx_req
\param dl_info including dci_ind and rx_request messages*/
int nr_ue_dl_indication(nr_downlink_indication_t *dl_info);
int nr_ue_dl_indication(nr_downlink_indication_t *dl_info, NR_UL_TIME_ALIGNMENT_t *ul_time_alignment);
int nr_ue_ul_indication(nr_uplink_indication_t *ul_info);
openair2/RRC/LTE/rrc_eNB_S1AP.c
+3
View File
@@ -1686,6 +1686,9 @@ int rrc_eNB_process_S1AP_E_RAB_RELEASE_COMMAND(MessageDef *msg_p, const char *ms
memcpy(&e_rab_release_params[0], &(S1AP_E_RAB_RELEASE_COMMAND (msg_p).e_rab_release_params[0]), sizeof(e_rab_release_t)*S1AP_MAX_E_RAB);
eNB_ue_s1ap_id = S1AP_E_RAB_RELEASE_COMMAND (msg_p).eNB_ue_s1ap_id;
nb_e_rabs_torelease = S1AP_E_RAB_RELEASE_COMMAND (msg_p).nb_e_rabs_torelease;
if (nb_e_rabs_torelease > S1AP_MAX_E_RAB) {
return -1;
}
ue_context_p = rrc_eNB_get_ue_context_from_s1ap_ids(instance, UE_INITIAL_ID_INVALID, eNB_ue_s1ap_id);
if(ue_context_p != NULL) {
openair2/RRC/NR/nr_rrc_common.c
+1 -1
View File
@@ -29,7 +29,7 @@
*/
#include "nr_rrc_extern.h"
#include "LAYER2/MAC/mac_extern.h"
#include "LAYER2/NR_MAC_COMMON/nr_mac_extern.h"
#include "COMMON/openair_defs.h"
#include "COMMON/platform_types.h"
#include "RRC/L2_INTERFACE/openair_rrc_L2_interface.h"
openair2/RRC/NR_UE/rrc_defs.h
+1
View File
@@ -40,6 +40,7 @@
#include "platform_types.h"
#include "LAYER2/NR_MAC_UE/mac.h"
#include "LAYER2/NR_MAC_COMMON/nr_mac.h"
#include "rrc_list.h"
#include "NR_asn_constant.h"
#include "NR_MeasConfig.h"