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MIB NR: pdcch_ConfigSIB1 selection and fill

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This commit is contained in:
rmagueta
2020-10-12 11:59:04 +01:00
parent 0fe3e5fde2
commit 413ab9bc57
2 changed files with 164 additions and 59 deletions
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openair2/LAYER2/MAC/mac_vars.h
+15
View File
@@ -35,6 +35,21 @@
#include "mac.h" #include "mac.h"
#include "COMMON/mac_rrc_primitives.h" #include "COMMON/mac_rrc_primitives.h"
#define table_38213_13_1_num_indexes 15
#define table_38213_13_2_num_indexes 14
#define table_38213_13_3_num_indexes 9
#define table_38213_13_4_num_indexes 16
#define table_38213_13_5_num_indexes 9
#define table_38213_13_6_num_indexes 10
#define table_38213_13_7_num_indexes 12
#define table_38213_13_8_num_indexes 8
#define table_38213_13_9_num_indexes 4
#define table_38213_13_10_num_indexes 8
#define table_38213_13_11_num_indexes 16
#define table_38213_13_12_num_indexes 14
const uint32_t BSR_TABLE[BSR_TABLE_SIZE] = { const uint32_t BSR_TABLE[BSR_TABLE_SIZE] = {
0, 10, 12, 14, 17, 19, 22, 26, 31, 36, 42, 49, 57, 67, 78, 91, 0, 10, 12, 14, 17, 19, 22, 26, 31, 36, 42, 49, 57, 67, 78, 91,
105, 125, 146, 171, 200, 234, 274, 321, 376, 440, 515, 603, 706, 826, 105, 125, 146, 171, 200, 234, 274, 321, 376, 440, 515, 603, 706, 826,
openair2/RRC/NR/L2_nr_interface.c
+147 -57
View File
@@ -30,11 +30,10 @@
#include "platform_types.h" #include "platform_types.h"
#include "nr_rrc_defs.h" #include "nr_rrc_defs.h"
#include "nr_rrc_extern.h"
#include "common/utils/LOG/log.h" #include "common/utils/LOG/log.h"
#include "pdcp.h" #include "pdcp.h"
#include "msc.h"
#include "common/ran_context.h" #include "common/ran_context.h"
#include "openair2/LAYER2/MAC/mac_vars.h"
#include "intertask_interface.h" #include "intertask_interface.h"
@@ -44,74 +43,165 @@
extern RAN_CONTEXT_t RC; extern RAN_CONTEXT_t RC;
int8_t mac_rrc_nr_data_req(const module_id_t Mod_idP, int8_t mac_rrc_nr_data_req(const module_id_t Mod_idP,
const int CC_id, const int CC_id,
const frame_t frameP, const frame_t frameP,
const rb_id_t Srb_id, const rb_id_t Srb_id,
const uint8_t Nb_tb, const uint8_t Nb_tb,
uint8_t *const buffer_pP ){ uint8_t *const buffer_pP) {
asn_enc_rval_t enc_rval; asn_enc_rval_t enc_rval;
uint8_t Sdu_size = 0; uint8_t Sdu_size = 0;
uint8_t sfn_msb = (uint8_t)((frameP>>4)&0x3f); uint8_t sfn_msb = (uint8_t) ((frameP >> 4) & 0x3f);
#ifdef DEBUG_RRC #ifdef DEBUG_RRC
LOG_D(RRC,"[eNB %d] mac_rrc_data_req to SRB ID=%ld\n",Mod_idP,Srb_id); LOG_D(RRC, "[eNB %d] mac_rrc_data_req to SRB ID=%ld\n", Mod_idP, Srb_id);
#endif #endif
gNB_RRC_INST *rrc; gNB_RRC_INST *rrc;
rrc_gNB_carrier_data_t *carrier; rrc_gNB_carrier_data_t *carrier;
NR_BCCH_BCH_Message_t *mib; NR_BCCH_BCH_Message_t *mib;
NR_SRB_INFO * srb_info; NR_SRB_INFO *srb_info;
char payload_size, *payload_pP; char payload_size, *payload_pP;
rrc = RC.nrrrc[Mod_idP]; rrc = RC.nrrrc[Mod_idP];
carrier = &rrc->carrier; carrier = &rrc->carrier;
mib = &carrier->mib; mib = &carrier->mib;
srb_info = &carrier->Srb0; srb_info = &carrier->Srb0;
/* MIBCH */ /* MIBCH */
if( (Srb_id & RAB_OFFSET ) == MIBCH) { if ((Srb_id & RAB_OFFSET) == MIBCH) {
mib->message.choice.mib->systemFrameNumber.buf[0] = sfn_msb << 2;
enc_rval = uper_encode_to_buffer(&asn_DEF_NR_BCCH_BCH_Message,
NULL,
(void *)mib,
carrier->MIB,
24);
LOG_D(NR_RRC,"Encoded MIB for frame %d sfn_msb %d (%p), bits %lu\n",frameP,sfn_msb,carrier->MIB,enc_rval.encoded);
buffer_pP[0]=carrier->MIB[0];
buffer_pP[1]=carrier->MIB[1];
buffer_pP[2]=carrier->MIB[2];
LOG_D(NR_RRC,"MIB PDU buffer_pP[0]=%x , buffer_pP[1]=%x, buffer_pP[2]=%x\n",buffer_pP[0],buffer_pP[1],buffer_pP[2]);
AssertFatal (enc_rval.encoded > 0, "ASN1 message encoding failed (%s, %lu)!\n",
enc_rval.failed_type->name, enc_rval.encoded);
return(3);
}
/* TODO BCCH SIB1 SIBs */
/* CCCH */ /// controlResourceSetZero
if( (Srb_id & RAB_OFFSET ) == CCCH) {
//struct rrc_eNB_ue_context_s *ue_context_p = rrc_eNB_get_ue_context(RC.rrc[Mod_idP],rnti);
//if (ue_context_p == NULL) return(0);
//eNB_RRC_UE_t *ue_p = &ue_context_p->ue_context;
LOG_D(RRC,"[gNB %d] Frame %d CCCH request (Srb_id %ld)\n", Mod_idP, frameP, Srb_id);
// srb_info=&ue_p->Srb0; switch (*carrier->servingcellconfigcommon->ssbSubcarrierSpacing) {
payload_size = srb_info->Tx_buffer.payload_size; case NR_SubcarrierSpacing_kHz15:
if (mib->message.choice.mib->subCarrierSpacingCommon == NR_SubcarrierSpacing_kHz15) {
mib->message.choice.mib->pdcch_ConfigSIB1.controlResourceSetZero = rand() % table_38213_13_1_num_indexes;
} else if (mib->message.choice.mib->subCarrierSpacingCommon == NR_SubcarrierSpacing_kHz30) {
mib->message.choice.mib->pdcch_ConfigSIB1.controlResourceSetZero = rand() % table_38213_13_2_num_indexes;
} else {
AssertFatal(true,"Invalid subCarrierSpacingCommon\n");
}
break;
// check if data is there for MAC case NR_SubcarrierSpacing_kHz30:
if (payload_size > 0) { if (mib->message.choice.mib->subCarrierSpacingCommon == NR_SubcarrierSpacing_kHz15) {
payload_pP = srb_info->Tx_buffer.Payload;
LOG_D(RRC,"[gNB %d] CCCH (%p) has %d bytes (dest: %p, src %p)\n", Mod_idP, srb_info, payload_size, buffer_pP, payload_pP); // TODO get min_bw 38.101-1 table 5.3.5-1
// Fill buffer //if ( (min_bw == 5) || (min_bw == 10) {
memcpy((void *)buffer_pP, (void*)payload_pP, payload_size); mib->message.choice.mib->pdcch_ConfigSIB1.controlResourceSetZero = rand() % table_38213_13_3_num_indexes;
Sdu_size = payload_size; //} else if (min_bw == 40) {
srb_info->Tx_buffer.payload_size = 0; // mib->message.choice.mib->pdcch_ConfigSIB1.controlResourceSetZero = rand() % table_38213_13_5_num_indexes;
//}
} else if (mib->message.choice.mib->subCarrierSpacingCommon == NR_SubcarrierSpacing_kHz30) {
// TODO get min_bw 38.101-1 table 5.3.5-1
//if ( (min_bw == 5) || (min_bw == 10) {
mib->message.choice.mib->pdcch_ConfigSIB1.controlResourceSetZero = rand() % table_38213_13_4_num_indexes;
//} else if (min_bw == 40) {
// mib->message.choice.mib->pdcch_ConfigSIB1.controlResourceSetZero = rand() % table_38213_13_6_num_indexes;
//}
} else {
AssertFatal(true,"Invalid subCarrierSpacingCommon\n");
}
break;
case NR_SubcarrierSpacing_kHz120:
if (mib->message.choice.mib->subCarrierSpacingCommon == NR_SubcarrierSpacing_kHz60) {
mib->message.choice.mib->pdcch_ConfigSIB1.controlResourceSetZero = rand() % table_38213_13_7_num_indexes;
} else if (mib->message.choice.mib->subCarrierSpacingCommon == NR_SubcarrierSpacing_kHz120) {
mib->message.choice.mib->pdcch_ConfigSIB1.controlResourceSetZero = rand() % table_38213_13_8_num_indexes;
} else {
AssertFatal(true,"Invalid subCarrierSpacingCommon\n");
}
break;
case NR_SubcarrierSpacing_kHz240:
if (mib->message.choice.mib->subCarrierSpacingCommon == NR_SubcarrierSpacing_kHz60) {
mib->message.choice.mib->pdcch_ConfigSIB1.controlResourceSetZero = rand() % table_38213_13_9_num_indexes;
} else if (mib->message.choice.mib->subCarrierSpacingCommon == NR_SubcarrierSpacing_kHz120) {
mib->message.choice.mib->pdcch_ConfigSIB1.controlResourceSetZero = rand() % table_38213_13_10_num_indexes;
} else {
AssertFatal(true,"Invalid subCarrierSpacingCommon\n");
}
break;
default:
AssertFatal(true,"Invalid ssbSubcarrierSpacing\n");
break;
}
/// TODO: searchSpaceZero
//if(mac->type0_pdcch_ss_mux_pattern == 1 && frequency_range == FR1){
mib->message.choice.mib->pdcch_ConfigSIB1.searchSpaceZero = rand() % table_38213_13_11_num_indexes;
/*}
if(mac->type0_pdcch_ss_mux_pattern == 1 && frequency_range == FR2){
mib->message.choice.mib->pdcch_ConfigSIB1.searchSpaceZero = rand() % table_38213_13_12_num_indexes;
}
if(mac->type0_pdcch_ss_mux_pattern == 2) {
if((scs_ssb == scs_120kHz) && (scs_pdcch == scs_60kHz)){
mib->message.choice.mib->pdcch_ConfigSIB1.searchSpaceZero = rand() % table_38213_13_13_num_indexes;
} else if((scs_ssb == scs_240kHz) && (scs_pdcch == scs_120kHz)){
mib->message.choice.mib->pdcch_ConfigSIB1.searchSpaceZero = rand() % table_38213_13_14_num_indexes;
}
}*/
//NR_UE_MAC_INST_t *mac = get_mac_inst(Mod_idP);
//gNB_mac = RC.nrmac[0];
//mac->type0_pdcch_ss_mux_pattern
mib->message.choice.mib->systemFrameNumber.buf[0] = sfn_msb << 2;
enc_rval = uper_encode_to_buffer(&asn_DEF_NR_BCCH_BCH_Message,
NULL,
(void *) mib,
carrier->MIB,
24);
LOG_D(NR_RRC, "Encoded MIB for frame %d sfn_msb %d (%p), bits %lu\n", frameP, sfn_msb, carrier->MIB,
enc_rval.encoded);
buffer_pP[0] = carrier->MIB[0];
buffer_pP[1] = carrier->MIB[1];
buffer_pP[2] = carrier->MIB[2];
LOG_D(NR_RRC, "MIB PDU buffer_pP[0]=%x , buffer_pP[1]=%x, buffer_pP[2]=%x\n", buffer_pP[0], buffer_pP[1],
buffer_pP[2]);
AssertFatal (enc_rval.encoded > 0, "ASN1 message encoding failed (%s, %lu)!\n",
enc_rval.failed_type->name, enc_rval.encoded);
return (3);
} }
return Sdu_size;
}
return(0); /* TODO BCCH SIB1 SIBs */
/* CCCH */
if ((Srb_id & RAB_OFFSET) == CCCH) {
//struct rrc_eNB_ue_context_s *ue_context_p = rrc_eNB_get_ue_context(RC.rrc[Mod_idP],rnti);
//if (ue_context_p == NULL) return(0);
//eNB_RRC_UE_t *ue_p = &ue_context_p->ue_context;
LOG_D(RRC, "[gNB %d] Frame %d CCCH request (Srb_id %ld)\n", Mod_idP, frameP, Srb_id);
// srb_info=&ue_p->Srb0;
payload_size = srb_info->Tx_buffer.payload_size;
// check if data is there for MAC
if (payload_size > 0) {
payload_pP = srb_info->Tx_buffer.Payload;
LOG_D(RRC, "[gNB %d] CCCH (%p) has %d bytes (dest: %p, src %p)\n", Mod_idP, srb_info, payload_size,
buffer_pP, payload_pP);
// Fill buffer
memcpy((void *) buffer_pP, (void *) payload_pP, payload_size);
Sdu_size = payload_size;
srb_info->Tx_buffer.payload_size = 0;
}
return Sdu_size;
}
return (0);
} }