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complete programming of Msg2/Msg4 procedures for eMTC. Addition of skeleton for PUCCH UCI (NFAPI) in L1. Some cleanup of eNB_scheduler.c

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This commit is contained in:
Raymond Knopp
2017-08-13 05:13:27 -07:00
parent 41f864ef09
commit faa111ecc0
16 changed files with 1114 additions and 916 deletions
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openair1/PHY/LTE_TRANSPORT/defs.h
+67 -9
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@@ -493,6 +493,73 @@ typedef struct {
int32_t delta_TF;
} LTE_UL_eNB_HARQ_t;
typedef enum {
pucch_format1=0,
pucch_format1a,
pucch_format1b,
pucch_format2,
pucch_format2a,
pucch_format2b,
pucch_format3 // PUCCH format3
} PUCCH_FMT_t;
typedef enum {
SR,
HARQ,
CQI,
HARQ_SR,
HARQ_CQI,
SR_CQI,
HARQ_SR_CQI
} UCI_type_t;
#ifdef Rel14
typedef enum {
NOCE,
CEMODEA,
CEMODEB
} UE_type_t;
#endif
typedef struct {
uint8_t active;
/// Absolute frame for this UCI
uint16_t frame;
/// Absolute subframe for this UCI
uint8_t subframe;
/// corresponding UE RNTI
uint16_t rnti;
/// Type (SR,HARQ,CQI,HARQ_SR,HARQ_CQI,SR_CQI,HARQ_SR_CQI)
UCI_type_t type;
/// PUCCH format to use
PUCCH_FMT_t pucch_fmt;
/// antenna indicator
uint8_t num_pucch_resources;
/// two antenna n1_pucch
uint16_t n_pucch_1[2];
/// two antenna n2_pucch
uint16_t n_pucch_2[2];
#ifdef Rel14
/// non BL/CE, CEmodeA, CEmodeB
UE_type_t ue_type;
/// Indicates the symbols that are left empty due to eMTC retuning.
uint8_t empty_symbols;
/// number of repetitions for BL/CE
uint16_t total_repetitions;
/// The size of the DL CQI/PMI in bits.
uint16_t dl_cqi_pmi_size2;
/// The starting PRB for the PUCCH
uint8_t starting_prb;
/// The number of PRB in PUCCH
uint8_t n_PRB;
/// Selected CDM option
uint8_t cdm_Index;
// Indicates if the resource blocks allocated for this grant overlap with the SRS configuration.
uint8_t Nsrs;
#endif
} LTE_eNB_UCI_t;
typedef struct {
/// HARQ process mask, indicates which processes are currently active
uint16_t harq_mask;
@@ -764,15 +831,6 @@ typedef enum {
rx_SIC_dual_stream
} RX_type_t;
typedef enum {
pucch_format1=0,
pucch_format1a,
pucch_format1b,
pucch_format2,
pucch_format2a,
pucch_format2b,
pucch_format3 // PUCCH format3
} PUCCH_FMT_t;
openair1/PHY/LTE_TRANSPORT/dlsch_coding.c
-2
View File
@@ -120,8 +120,6 @@ LTE_eNB_DLSCH_t *new_eNB_dlsch(unsigned char Kmimo,unsigned char Mdlharq,uint32_
unsigned char exit_flag = 0,i,j,r,aa,layer;
int re;
unsigned char bw_scaling =1;
RU_t *ru;
int ru_id;
switch (N_RB_DL) {
case 6:
openair1/PHY/LTE_TRANSPORT/mdci.h
+50 -46
View File
@@ -233,50 +233,6 @@ typedef struct DCI6_1A_20MHz DCI6_1A_20MHz_t;
/// basic DCI Format Type 6-0B (5 MHz)
struct DCI6_0B_5MHz {
/// DCI subframe repetition
uint32_t dci_rep:2;
/// new data indicator
uint32_t ndi:1;
/// harq id
uint32_t harq_pid:1;
/// Repetition number
uint32_t rep:2;
/// Modulation and Coding Scheme and Redundancy Version
uint32_t mcs:4;
/// RB Assignment (ceil(log2(floor(N_RB_UL/6))) + 3 bits)
uint32_t rballoc:5;
/// type = 0 => DCI Format 0B, type = 1 => DCI Format 1B
uint32_t type:1;
} __attribute__ ((__packed__));
typedef struct DCI6_0B_5MHz DCI6_0B_5MHz_t;
#define sizeof_DCI6_0B_5MHz_t 16
/// basic DCI Format Type 6-1B (5 MHz)
struct DCI6_1B_5MHz {
/// DCI subframe repetition number
uint32_t dci_rep:2;
/// HARQ-ACK resource offset
uint32_t harq_ack_off:2;
/// New Data Indicator
uint32_t ndi:1;
/// HARQ Process
uint32_t harq_pid:1;
/// Repetition number
uint32_t rep:2;
/// Resource block assignment (assignment flag = 0 for 5 MHz, ceil(log2(floor(N_RB_DL/6)))+1)
uint32_t rballoc:3;
/// Modulation and Coding Scheme and Redundancy Version
uint32_t mcs:4;
/// 0B/1B differentiator
uint32_t type:1;
} __attribute__ ((__packed__));
typedef struct DCI6_1B_5MHz DCI6_1B_5MHz_t;
#define sizeof_DCI6_1B_5MHz_t 16
/// basic DCI Format Type 6-0B (10 MHz)
struct DCI6_0B_10MHz {
/// padding to fill 32-bit word
uint32_t padding:15;
/// DCI subframe repetition
@@ -286,7 +242,55 @@ struct DCI6_0B_10MHz {
/// harq id
uint32_t harq_pid:1;
/// Repetition number
uint32_t rep:2;
uint32_t rep:3;
/// Modulation and Coding Scheme and Redundancy Version
uint32_t mcs:4;
/// RB Assignment (ceil(log2(floor(N_RB_UL/6))) + 3 bits)
uint32_t rballoc:5;
/// type = 0 => DCI Format 0B, type = 1 => DCI Format 1B
uint32_t type:1;
} __attribute__ ((__packed__));
typedef struct DCI6_0B_5MHz DCI6_0B_5MHz_t;
#define sizeof_DCI6_0B_5MHz_t 17
/// basic DCI Format Type 6-1B (5 MHz)
struct DCI6_1B_5MHz {
/// padding to fill 32-bit word
uint32_t padding:15;
/// DCI subframe repetition number
uint32_t dci_rep:2;
/// HARQ-ACK resource offset
uint32_t harq_ack_off:2;
/// New Data Indicator
uint32_t ndi:1;
/// HARQ Process
uint32_t harq_pid:1;
/// Repetition number
uint32_t rep:3;
/// Resource block assignment (assignment flag = 0 for 5 MHz, ceil(log2(floor(N_RB_DL/6)))+1)
uint32_t rballoc:3;
/// Modulation and Coding Scheme and Redundancy Version
uint32_t mcs:4;
/// 0B/1B differentiator
uint32_t type:1;
} __attribute__ ((__packed__));
typedef struct DCI6_1B_5MHz DCI6_1B_5MHz_t;
#define sizeof_DCI6_1B_5MHz_t 17
/// basic DCI Format Type 6-0B (10 MHz)
struct DCI6_0B_10MHz {
/// padding to fill 32-bit word
uint32_t padding:14;
/// DCI subframe repetition
uint32_t dci_rep:2;
/// new data indicator
uint32_t ndi:1;
/// harq id
uint32_t harq_pid:1;
/// Repetition number
uint32_t rep:3;
/// Modulation and Coding Scheme and Redundancy Version
uint32_t mcs:4;
/// RB Assignment (ceil(log2(floor(N_RB_UL/6))) + 3 bits)
@@ -296,7 +300,7 @@ struct DCI6_0B_10MHz {
} __attribute__ ((__packed__));
typedef struct DCI6_0B_10MHz DCI6_0B_10MHz_t;
#define sizeof_DCI6_0B_10MHz_t 17
#define sizeof_DCI6_0B_10MHz_t 18
/// basic DCI Format Type 6-1B (10 MHz)
struct DCI6_1B_10MHz {
openair1/PHY/LTE_TRANSPORT/proto.h
+2
View File
@@ -2188,5 +2188,7 @@ int8_t find_dlsch(uint16_t rnti, PHY_VARS_eNB *eNB,find_type_t type);
int8_t find_ulsch(uint16_t rnti, PHY_VARS_eNB *eNB,find_type_t type);
int8_t find_uci(uint16_t rnti, int frame, int subframe, PHY_VARS_eNB *eNB,find_type_t type);
/**@}*/
#endif
openair1/PHY/LTE_TRANSPORT/uci_tools.c
+17
View File
@@ -844,4 +844,21 @@ void print_CQI(void *o,UCI_format_t uci_format,unsigned char eNB_id,int N_RB_DL)
}
int8_t find_uci(uint16_t rnti, int frame, int subframe, PHY_VARS_eNB *eNB,find_type_t type) {
uint8_t i;
int8_t first_free_index=-1;
AssertFatal(eNB!=NULL,"eNB is null\n");
for (i=0; i<NUMBER_OF_UE_MAX; i++) {
if ((eNB->uci_vars[i].active >0) &&
(eNB->uci_vars[i].rnti==rnti) &&
(eNB->uci_vars[i].frame==frame) &&
(eNB->uci_vars[i].subframe==subframe)) return(i);
else if ((eNB->uci_vars[i].active == 0) && (first_free_index==-1)) first_free_index=i;
}
if (type == SEARCH_EXIST) return(-1);
else return(first_free_index);
}
openair1/PHY/defs.h
+1 -6
View File
@@ -888,15 +888,9 @@ typedef struct PHY_VARS_eNB_s {
/// Ethernet parameters for fronthaul interface
eth_params_t eth_params;
int rx_total_gain_dB;
// void (*do_prach)(struct PHY_VARS_eNB_s *eNB,struct RU_t_s *ru,int frame, int subframe);
int (*td)(struct PHY_VARS_eNB_s *eNB,int UE_id,int harq_pid,int llr8_flag);
int (*te)(struct PHY_VARS_eNB_s *,uint8_t *,uint8_t,LTE_eNB_DLSCH_t *,int,uint8_t,time_stats_t *,time_stats_t *,time_stats_t *);
// void (*proc_uespec_rx)(struct PHY_VARS_eNB_s *eNB,eNB_rxtx_proc_t *proc,const relaying_type_t r_type);
// void (*proc_tx)(struct PHY_VARS_eNB_s *eNB,eNB_rxtx_proc_t *proc,relaying_type_t r_type,PHY_VARS_RN *rn);
// void (*tx_fh)(struct PHY_VARS_eNB_s *eNB,eNB_rxtx_proc_t *proc);
// void (*rx_fh)(struct PHY_VARS_eNB_s *eNB,int *frame, int *subframe);
int (*start_if)(struct RU_t_s *ru,struct PHY_VARS_eNB_s *eNB);
// void (*fh_asynch)(struct PHY_VARS_eNB_s *eNB,int *frame, int *subframe);
uint8_t local_flag;
LTE_DL_FRAME_PARMS frame_parms;
PHY_MEASUREMENTS_eNB measurements;
@@ -921,6 +915,7 @@ typedef struct PHY_VARS_eNB_s {
LTE_eNB_PRACH prach_vars_br;
#endif
LTE_eNB_COMMON common_vars;
LTE_eNB_UCI_t uci_vars[NUMBER_OF_UE_MAX];
LTE_eNB_SRS srs_vars[NUMBER_OF_UE_MAX];
LTE_eNB_PBCH pbch;
LTE_eNB_PUSCH *pusch_vars[NUMBER_OF_UE_MAX];
openair1/SCHED/phy_procedures_lte_eNb.c
+45 -103
View File
@@ -1065,17 +1065,43 @@ handle_nfapi_dlsch_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
#endif
}
handle_uci_harq_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,nfapi_ul_config_request_pdu_t *ul_config_pdu) {
}
handle_nfapi_ul_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
nfapi_ul_config_request_pdu_t *ul_config_pdu) {
nfapi_ul_config_ulsch_pdu_rel8_t *rel8 = &ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8;
int8_t UE_id;
// check if we have received a dci for this ue and ulsch descriptor is configured
AssertFatal((UE_id = find_ulsch(rel8->rnti,eNB,SEARCH_EXIST))>=0,
"No existing UE ULSCH for rnti %x\n",rel8->rnti);
AssertFatal(eNB->ulsch[UE_id]->harq_mask > 0,
"ulsch for UE_id %d is not active\n",UE_id);
if (ul_config_pdu == NFAPI_UL_CONFIG_ULSCH_PDU_TYPE) {
AssertFatal((UE_id = find_ulsch(rel8->rnti,eNB,SEARCH_EXIST))>=0,
"No existing UE ULSCH for rnti %x\n",rel8->rnti);
AssertFatal(eNB->ulsch[UE_id]->harq_mask > 0,
"ulsch for UE_id %d is not active\n",UE_id);
}
else if (ul_config_pdu == NFAPI_UL_CONFIG_UCI_HARQ_PDU_TYPE) {
AssertFatal((UE_id = find_uci(rel8->rnti,proc->frame_tx,proc->subframe_tx,eNB,SEARCH_EXIST))>=0,
"No existing UE UCI for rnti %x\n",rel8->rnti);
handle_uci_harq_pdu(eNB,proc,ul_config_pdu);
}
else if (ul_config_pdu == NFAPI_UL_CONFIG_UCI_CQI_PDU_TYPE) {
}
else if (ul_config_pdu == NFAPI_UL_CONFIG_UCI_CQI_HARQ_PDU_TYPE) {
}
else if (ul_config_pdu == NFAPI_UL_CONFIG_UCI_CQI_SR_PDU_TYPE) {
}
else if (ul_config_pdu == NFAPI_UL_CONFIG_UCI_SR_PDU_TYPE) {
}
else if (ul_config_pdu == NFAPI_UL_CONFIG_UCI_SR_HARQ_PDU_TYPE) {
}
}
@@ -1227,7 +1253,8 @@ void schedule_response(Sched_Rsp_t *Sched_INFO) {
for (i=0;i<number_ul_pdu;i++) {
ul_config_pdu = &UL_req->ul_config_request_body.ul_config_pdu_list[i];
LOG_D(PHY,"NFAPI: ul_pdu %d : type %d\n",i,ul_config_pdu->pdu_type);
AssertFatal(ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_PDU_TYPE,
AssertFatal(ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_PDU_TYPE ||
ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_HARQ_PDU_TYPE,
"Optional UL_PDU type %d not supported\n",ul_config_pdu->pdu_type);
handle_nfapi_ul_pdu(eNB,proc,ul_config_pdu);
}
@@ -1524,6 +1551,8 @@ void process_HARQ_feedback(uint8_t UE_id,
int subframe = proc->subframe_rx;
int harq_pid = subframe2harq_pid( fp,frame,subframe);
nfapi_harq_indication_pdu_t *pdu;
if (fp->frame_type == FDD) { //FDD
subframe_m4 = (subframe<4) ? subframe+6 : subframe-4;
@@ -1546,6 +1575,9 @@ void process_HARQ_feedback(uint8_t UE_id,
*/
}
// fill ACK/NAK Indication
pdu = &eNB->UL_INFO.harq_ind.harq_pdu_list[eNB->UL_INFO.harq_ind.number_of_harqs];
eNB->UL_INFO.harq_ind.number_of_harqs++;
#if defined(MESSAGE_CHART_GENERATOR_PHY)
MSC_LOG_RX_MESSAGE(
@@ -1578,6 +1610,7 @@ void process_HARQ_feedback(uint8_t UE_id,
?eNB->ulsch[(uint8_t)UE_id]->harq_processes[harq_pid]->o_ACK[0]:eNB->ulsch[(uint8_t)UE_id]->harq_processes[harq_pid]->o_ACK[1];
}
else { // PUCCH ACK/NAK
if ((SR_payload == 1)&&(pucch_sel!=2)) { // decode Table 7.3 if multiplexing and SR=1
nb_ACK = 0;
@@ -2752,8 +2785,6 @@ void phy_procedures_eNB_uespec_RX(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,const
frame,subframe, i,
ulsch_harq->round-1);
dump_ulsch(eNB,proc,i);
exit(-1);
LOG_D(PHY,"[eNB %d][PUSCH %d] frame %d subframe %d RNTI %x RX power (%d,%d) RSSI (%d,%d) N0 (%d,%d) dB ACK (%d,%d), decoding iter %d\n",
eNB->Mod_id,harq_pid,
@@ -2768,46 +2799,6 @@ void phy_procedures_eNB_uespec_RX(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,const
ulsch_harq->o_ACK[0],
ulsch_harq->o_ACK[1],
ret);
/*
if (ulsch_harq->round ==
fp->maxHARQ_Msg3Tx) {
LOG_D(PHY,"[eNB %d][RAPROC] maxHARQ_Msg3Tx reached, abandoning RA procedure for UE %d\n",
eNB->Mod_id, i);
eNB->UE_stats[i].mode = PRACH;
// if (eNB->mac_enabled==1) {
// mac_xface->cancel_ra_proc(eNB->Mod_id,
// eNB->CC_id,
// frame,
// eNB->UE_stats[i].crnti);
//
// }
// mac_phy_remove_ue(eNB->Mod_id,eNB->UE_stats[i].crnti);
eNB->ulsch[(uint32_t)i]->Msg3_active = 0;
//ulsch_harq->phich_active = 0;
} else {
// activate retransmission for Msg3 (signalled to UE PHY by PHICH (not MAC/DCI)
eNB->ulsch[(uint32_t)i]->Msg3_active = 1;
get_Msg3_alloc_ret(fp,
subframe,
frame,
&ulsch_harq->frame,
&ulsch_harq->subframe);
//mac_xface->set_msg3_subframe(eNB->Mod_id, eNB->CC_id, frame, subframe, eNB->ulsch[i]->rnti,
// eNB->ulsch[i]->Msg3_frame, eNB->ulsch[i]->Msg3_subframe);
T(T_ENB_PHY_MSG3_ALLOCATION, T_INT(eNB->Mod_id), T_INT(frame), T_INT(subframe),
T_INT(i), T_INT(ulsch->rnti), T_INT(0
// 0 is for retransmission
),
T_INT(eNB->ulsch[i]->Msg3_frame), T_INT(eNB->ulsch[i]->Msg3_subframe));
}
*/
LOG_D(PHY,"[eNB] Frame %d, Subframe %d: Msg3 in error, i = %d \n", frame,subframe,i);
} // This is Msg3 error
@@ -2836,34 +2827,17 @@ void phy_procedures_eNB_uespec_RX(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,const
eNB->Mod_id,harq_pid,
frame,subframe, i,
ulsch->Mlimit);
ulsch_harq->round=0;
ulsch_harq->phich_active=0;
eNB->UE_stats[i].ulsch_errors[harq_pid]++;
eNB->UE_stats[i].ulsch_consecutive_errors++;
/*if (ulsch_harq->nb_rb > 20) {
dump_ulsch(eNB,proc,i);
exit(-1);
}*/
// indicate error to MAC
if (eNB->mac_enabled == 1) {
/*
mac_xface->rx_sdu(eNB->Mod_id,
eNB->CC_id,
frame,subframe,
ulsch->rnti,
NULL,
0,
harq_pid,
&eNB->ulsch[i]->Msg3_flag);
*/
}
}
}
}
}
} // ulsch in error
else {
fill_crc_indication(eNB,i,frame,subframe,0); // indicate ACK to MAC
fill_rx_indication(eNB,i,frame,subframe); // indicate SDU to MAC
@@ -2920,29 +2894,11 @@ void phy_procedures_eNB_uespec_RX(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,const
eNB->Mod_id,
frame,harq_pid,i);
if (eNB->mac_enabled) {
/*
mac_xface->rx_sdu(eNB->Mod_id,
eNB->CC_id,
frame,subframe,
eNB->ulsch[i]->rnti,
ulsch_harq->b,
ulsch_harq->TBS>>3,
harq_pid,
&ulsch->Msg3_flag);
*/
// Fill UL info
}
// one-shot msg3 detection by MAC: empty PDU (e.g. CRNTI)
if (ulsch_harq->Msg3_flag == 0 ) {
eNB->UE_stats[i].mode = PRACH;
/*
mac_xface->cancel_ra_proc(eNB->Mod_id,
eNB->CC_id,
frame,
eNB->UE_stats[i].crnti);
mac_phy_remove_ue(eNB->Mod_id,eNB->UE_stats[i].crnti);
*/
eNB->ulsch[(uint32_t)i]->Msg3_active = 0;
} // Msg3_flag == 0
@@ -2984,26 +2940,12 @@ void phy_procedures_eNB_uespec_RX(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,const
harq_pid,ulsch_harq->TBS>>3);
for (j=0; j<ulsch_harq->TBS>>3; j++)
LOG_T(PHY,"%x.",eNB->ulsch[i]->harq_processesyy[harq_pid]->b[j]);
LOG_T(PHY,"%x.",eNB->ulsch[i]->harq_processes[harq_pid]->b[j]);
LOG_T(PHY,"\n");
#endif
#endif
if (eNB->mac_enabled==1) {
/*
mac_xface->rx_sdu(eNB->Mod_id,
eNB->CC_id,
frame,subframe,
ulsch->rnti,
eNB->ulsch[i]->harq_processes[harq_pid]->b,
eNB->ulsch[i]->harq_processes[harq_pid]->TBS>>3,
harq_pid,
NULL);*/
// Fill UL_INFO
} // mac_enabled==1
} // Msg3_flag == 0