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Commit f44dd631 authored by francescomani's avatar francescomani
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nr_process_mac_pdu formatting

parent 478ea7ab
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Showing with 269 additions and 275 deletions
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
View file @ f44dd631
......@@ -87,318 +87,312 @@ const int get_ul_tda(const gNB_MAC_INST *nrmac, const NR_ServingCellConfigCommon
// F: length of L is 0:8 or 1:16 bits wide
// R: Reserved bit, set to zero.
int nr_process_mac_pdu( instance_t module_idP,
NR_UE_info_t* UE,
uint8_t CC_id,
frame_t frameP,
sub_frame_t slot,
uint8_t *pduP,
int pdu_len)
int nr_process_mac_pdu(instance_t module_idP,
NR_UE_info_t* UE,
uint8_t CC_id,
frame_t frameP,
sub_frame_t slot,
uint8_t *pduP,
int pdu_len)
{
uint8_t done = 0;
uint8_t done = 0;
NR_UE_sched_ctrl_t *sched_ctrl = &UE->UE_sched_ctrl;
NR_UE_sched_ctrl_t *sched_ctrl = &UE->UE_sched_ctrl;
if ( pduP[0] != UL_SCH_LCID_PADDING )
trace_NRpdu(DIRECTION_UPLINK, pduP, pdu_len, WS_C_RNTI, UE->rnti, frameP, 0, 0, 0);
if ( pduP[0] != UL_SCH_LCID_PADDING )
trace_NRpdu(DIRECTION_UPLINK, pduP, pdu_len, WS_C_RNTI, UE->rnti, frameP, 0, 0, 0);
#ifdef ENABLE_MAC_PAYLOAD_DEBUG
LOG_I(NR_MAC, "In %s: dumping MAC PDU in %d.%d:\n", __func__, frameP, slot);
log_dump(NR_MAC, pduP, pdu_len, LOG_DUMP_CHAR, "\n");
#endif
#ifdef ENABLE_MAC_PAYLOAD_DEBUG
LOG_I(NR_MAC, "In %s: dumping MAC PDU in %d.%d:\n", __func__, frameP, slot);
log_dump(NR_MAC, pduP, pdu_len, LOG_DUMP_CHAR, "\n");
#endif
while (!done && pdu_len > 0){
uint16_t mac_len=0;
uint16_t mac_subheader_len=sizeof(NR_MAC_SUBHEADER_FIXED);
uint8_t rx_lcid = ((NR_MAC_SUBHEADER_FIXED *)pduP)->LCID;
while (!done && pdu_len > 0){
uint16_t mac_len=0;
uint16_t mac_subheader_len=sizeof(NR_MAC_SUBHEADER_FIXED);
uint8_t rx_lcid = ((NR_MAC_SUBHEADER_FIXED *)pduP)->LCID;
LOG_D(NR_MAC, "In %s: received UL-SCH sub-PDU with LCID 0x%x in %d.%d (remaining PDU length %d)\n", __func__, rx_lcid, frameP, slot, pdu_len);
LOG_D(NR_MAC, "In %s: received UL-SCH sub-PDU with LCID 0x%x in %d.%d (remaining PDU length %d)\n", __func__, rx_lcid, frameP, slot, pdu_len);
unsigned char *ce_ptr;
int n_Lcg = 0;
unsigned char *ce_ptr;
int n_Lcg = 0;
switch(rx_lcid){
// MAC CE
/*#ifdef DEBUG_HEADER_PARSING
LOG_D(NR_MAC, "[UE] LCID %d, PDU length %d\n", ((NR_MAC_SUBHEADER_FIXED *)pduP)->LCID, pdu_len);
#endif*/
case UL_SCH_LCID_RECOMMENDED_BITRATE_QUERY:
// 38.321 Ch6.1.3.20
mac_len = 2;
break;
case UL_SCH_LCID_CONFIGURED_GRANT_CONFIRMATION:
// 38.321 Ch6.1.3.7
break;
case UL_SCH_LCID_S_BSR:
case UL_SCH_LCID_S_TRUNCATED_BSR:
//38.321 section 6.1.3.1
//fixed length
mac_len =1;
/* Extract short BSR value */
ce_ptr = &pduP[mac_subheader_len];
NR_BSR_SHORT *bsr_s = (NR_BSR_SHORT *) ce_ptr;
sched_ctrl->estimated_ul_buffer = 0;
sched_ctrl->estimated_ul_buffer = NR_SHORT_BSR_TABLE[bsr_s->Buffer_size];
LOG_D(NR_MAC,
"SHORT BSR at %4d.%2d, LCG ID %d, BS Index %d, BS value < %d, est buf %d\n",
frameP,
slot,
bsr_s->LcgID,
bsr_s->Buffer_size,
NR_SHORT_BSR_TABLE[bsr_s->Buffer_size],
sched_ctrl->estimated_ul_buffer);
break;
case UL_SCH_LCID_L_BSR:
case UL_SCH_LCID_L_TRUNCATED_BSR:
//38.321 section 6.1.3.1
//variable length
/* Several checks have been added to this function to
ensure that the casting of the pduP is possible. There seems
to be a partial PDU at the end of this buffer, so here
we gracefully ignore that by returning 0. See:
https://gitlab.eurecom.fr/oai/openairinterface5g/-/issues/534 */
if (!get_mac_len(pduP, pdu_len, &mac_len, &mac_subheader_len))
return 0;
/* Extract long BSR value */
ce_ptr = &pduP[mac_subheader_len];
NR_BSR_LONG *bsr_l = (NR_BSR_LONG *) ce_ptr;
sched_ctrl->estimated_ul_buffer = 0;
n_Lcg = bsr_l->LcgID7 + bsr_l->LcgID6 + bsr_l->LcgID5 + bsr_l->LcgID4 +
bsr_l->LcgID3 + bsr_l->LcgID2 + bsr_l->LcgID1 + bsr_l->LcgID0;
LOG_D(NR_MAC, "LONG BSR, LCG ID(7-0) %d/%d/%d/%d/%d/%d/%d/%d\n",
bsr_l->LcgID7, bsr_l->LcgID6, bsr_l->LcgID5, bsr_l->LcgID4,
bsr_l->LcgID3, bsr_l->LcgID2, bsr_l->LcgID1, bsr_l->LcgID0);
for (int n = 0; n < n_Lcg; n++){
LOG_D(NR_MAC, "LONG BSR, %d/%d (n/n_Lcg), BS Index %d, BS value < %d",
n, n_Lcg, pduP[mac_subheader_len + 1 + n],
NR_LONG_BSR_TABLE[pduP[mac_subheader_len + 1 + n]]);
sched_ctrl->estimated_ul_buffer += NR_LONG_BSR_TABLE[pduP[mac_subheader_len + 1 + n]];
LOG_D(NR_MAC,
"LONG BSR at %4d.%2d, %d/%d (n/n_Lcg), BS Index %d, BS value < %d, total %d\n",
frameP,
slot,
n,
n_Lcg,
pduP[mac_subheader_len + 1 + n],
NR_LONG_BSR_TABLE[pduP[mac_subheader_len + 1 + n]],
sched_ctrl->estimated_ul_buffer);
}
switch(rx_lcid){
// MAC CE
break;
/*#ifdef DEBUG_HEADER_PARSING
LOG_D(NR_MAC, "[UE] LCID %d, PDU length %d\n", ((NR_MAC_SUBHEADER_FIXED *)pduP)->LCID, pdu_len);
#endif*/
case UL_SCH_LCID_RECOMMENDED_BITRATE_QUERY:
// 38.321 Ch6.1.3.20
mac_len = 2;
break;
case UL_SCH_LCID_CONFIGURED_GRANT_CONFIRMATION:
// 38.321 Ch6.1.3.7
break;
case UL_SCH_LCID_S_BSR:
case UL_SCH_LCID_S_TRUNCATED_BSR:
//38.321 section 6.1.3.1
//fixed length
mac_len =1;
/* Extract short BSR value */
ce_ptr = &pduP[mac_subheader_len];
NR_BSR_SHORT *bsr_s = (NR_BSR_SHORT *) ce_ptr;
sched_ctrl->estimated_ul_buffer = 0;
sched_ctrl->estimated_ul_buffer = NR_SHORT_BSR_TABLE[bsr_s->Buffer_size];
LOG_D(NR_MAC,
"SHORT BSR at %4d.%2d, LCG ID %d, BS Index %d, BS value < %d, est buf %d\n",
frameP,
slot,
bsr_s->LcgID,
bsr_s->Buffer_size,
NR_SHORT_BSR_TABLE[bsr_s->Buffer_size],
sched_ctrl->estimated_ul_buffer);
break;
case UL_SCH_LCID_L_BSR:
case UL_SCH_LCID_L_TRUNCATED_BSR:
//38.321 section 6.1.3.1
//variable length
/* Several checks have been added to this function to
ensure that the casting of the pduP is possible. There seems
to be a partial PDU at the end of this buffer, so here
we gracefully ignore that by returning 0. See:
https://gitlab.eurecom.fr/oai/openairinterface5g/-/issues/534 */
if (!get_mac_len(pduP, pdu_len, &mac_len, &mac_subheader_len))
return 0;
/* Extract long BSR value */
ce_ptr = &pduP[mac_subheader_len];
NR_BSR_LONG *bsr_l = (NR_BSR_LONG *) ce_ptr;
sched_ctrl->estimated_ul_buffer = 0;
n_Lcg = bsr_l->LcgID7 + bsr_l->LcgID6 + bsr_l->LcgID5 + bsr_l->LcgID4 +
bsr_l->LcgID3 + bsr_l->LcgID2 + bsr_l->LcgID1 + bsr_l->LcgID0;
LOG_D(NR_MAC, "LONG BSR, LCG ID(7-0) %d/%d/%d/%d/%d/%d/%d/%d\n",
bsr_l->LcgID7, bsr_l->LcgID6, bsr_l->LcgID5, bsr_l->LcgID4,
bsr_l->LcgID3, bsr_l->LcgID2, bsr_l->LcgID1, bsr_l->LcgID0);
for (int n = 0; n < n_Lcg; n++){
LOG_D(NR_MAC, "LONG BSR, %d/%d (n/n_Lcg), BS Index %d, BS value < %d",
n, n_Lcg, pduP[mac_subheader_len + 1 + n],
NR_LONG_BSR_TABLE[pduP[mac_subheader_len + 1 + n]]);
sched_ctrl->estimated_ul_buffer +=
NR_LONG_BSR_TABLE[pduP[mac_subheader_len + 1 + n]];
LOG_D(NR_MAC,
"LONG BSR at %4d.%2d, %d/%d (n/n_Lcg), BS Index %d, BS value < %d, total %d\n",
frameP,
slot,
n,
n_Lcg,
pduP[mac_subheader_len + 1 + n],
NR_LONG_BSR_TABLE[pduP[mac_subheader_len + 1 + n]],
sched_ctrl->estimated_ul_buffer);
}
break;
case UL_SCH_LCID_C_RNTI:
for (int i = 0; i < NR_NB_RA_PROC_MAX; i++) {
NR_RA_t *ra = &RC.nrmac[module_idP]->common_channels[CC_id].ra[i];
if (ra->state >= WAIT_Msg3 && ra->rnti == UE->rnti) {
ra->crnti = ((pduP[1]&0xFF)<<8)|(pduP[2]&0xFF);
ra->msg3_dcch_dtch = true;
LOG_I(NR_MAC, "Received UL_SCH_LCID_C_RNTI with C-RNTI 0x%04x\n", ra->crnti);
break;
}
}
case UL_SCH_LCID_C_RNTI:
//38.321 section 6.1.3.2
//fixed length
mac_len = 2;
/* Extract CRNTI value */
break;
case UL_SCH_LCID_SINGLE_ENTRY_PHR:
//38.321 section 6.1.3.8
//fixed length
mac_len = 2;
/* Extract SINGLE ENTRY PHR elements for PHR calculation */
ce_ptr = &pduP[mac_subheader_len];
NR_SINGLE_ENTRY_PHR_MAC_CE *phr = (NR_SINGLE_ENTRY_PHR_MAC_CE *) ce_ptr;
/* Save the phr info */
const int PH = phr->PH;
const int PCMAX = phr->PCMAX;
/* 38.133 Table10.1.17.1-1 */
if (PH < 55)
sched_ctrl->ph = PH - 32;
else
sched_ctrl->ph = PH - 32 + (PH - 54);
/* 38.133 Table10.1.18.1-1 */
sched_ctrl->pcmax = PCMAX - 29;
LOG_D(NR_MAC, "SINGLE ENTRY PHR R1 %d PH %d (%d dB) R2 %d PCMAX %d (%d dBm)\n",
phr->R1, PH, sched_ctrl->ph, phr->R2, PCMAX, sched_ctrl->pcmax);
break;
case UL_SCH_LCID_MULTI_ENTRY_PHR_1_OCT:
//38.321 section 6.1.3.9
// varialbe length
if (!get_mac_len(pduP, pdu_len, &mac_len, &mac_subheader_len))
return 0;
/* Extract MULTI ENTRY PHR elements from single octet bitmap for PHR calculation */
break;
case UL_SCH_LCID_MULTI_ENTRY_PHR_4_OCT:
//38.321 section 6.1.3.9
// varialbe length
if (!get_mac_len(pduP, pdu_len, &mac_len, &mac_subheader_len))
return 0;
/* Extract MULTI ENTRY PHR elements from four octets bitmap for PHR calculation */
break;
case UL_SCH_LCID_PADDING:
done = 1;
// end of MAC PDU, can ignore the rest.
break;
case UL_SCH_LCID_SRB1:
case UL_SCH_LCID_SRB2:
if (!get_mac_len(pduP, pdu_len, &mac_len, &mac_subheader_len))
return 0;
rnti_t crnti = UE->rnti;
NR_UE_info_t* UE_idx = UE;
for (int i = 0; i < NR_NB_RA_PROC_MAX; i++) {
NR_RA_t *ra = &RC.nrmac[module_idP]->common_channels[CC_id].ra[i];
if (ra->state >= WAIT_Msg3 && ra->rnti == UE->rnti) {
uint8_t *next_subpduP = pduP + mac_subheader_len + mac_len;
if ((pduP[mac_subheader_len+mac_len] & 0x3F) == UL_SCH_LCID_C_RNTI) {
crnti = ((next_subpduP[1]&0xFF)<<8)|(next_subpduP[2]&0xFF);
LOG_W(NR_MAC, " UL_SCH_LCID_SRB for rnti %04x\n", crnti);
UE_idx = find_nr_UE(&RC.nrmac[module_idP]->UE_info, crnti);
break;
}
}
for (int i = 0; i < NR_NB_RA_PROC_MAX; i++) {
NR_RA_t *ra = &RC.nrmac[module_idP]->common_channels[CC_id].ra[i];
if (ra->state >= WAIT_Msg3 && ra->rnti == UE->rnti) {
ra->crnti = ((pduP[1]&0xFF)<<8)|(pduP[2]&0xFF);
ra->msg3_dcch_dtch = true;
LOG_I(NR_MAC, "Received UL_SCH_LCID_C_RNTI with C-RNTI 0x%04x\n", ra->crnti);
break;
}
}
if (UE_idx->CellGroup) {
LOG_D(NR_MAC, "Frame %d : ULSCH -> UL-DCCH %d (gNB %ld, %d bytes), rnti: 0x%04x \n", frameP, rx_lcid, module_idP, mac_len, crnti);
mac_rlc_data_ind(module_idP,
crnti,
module_idP,
frameP,
ENB_FLAG_YES,
MBMS_FLAG_NO,
rx_lcid,
(char *) (pduP + mac_subheader_len),
mac_len,
1,
NULL);
} else {
AssertFatal(1==0,"[UE %04x] Frame/Slot %d.%d : Received LCID %d which is not configured, dropping packet\n",UE->rnti,frameP,slot,rx_lcid);
}
break;
case UL_SCH_LCID_SRB3:
// todo
break;
//38.321 section 6.1.3.2
//fixed length
mac_len = 2;
/* Extract CRNTI value */
break;
case UL_SCH_LCID_SINGLE_ENTRY_PHR:
//38.321 section 6.1.3.8
//fixed length
mac_len = 2;
/* Extract SINGLE ENTRY PHR elements for PHR calculation */
ce_ptr = &pduP[mac_subheader_len];
NR_SINGLE_ENTRY_PHR_MAC_CE *phr = (NR_SINGLE_ENTRY_PHR_MAC_CE *) ce_ptr;
/* Save the phr info */
const int PH = phr->PH;
const int PCMAX = phr->PCMAX;
/* 38.133 Table10.1.17.1-1 */
if (PH < 55)
sched_ctrl->ph = PH - 32;
else
sched_ctrl->ph = PH - 32 + (PH - 54);
/* 38.133 Table10.1.18.1-1 */
sched_ctrl->pcmax = PCMAX - 29;
LOG_D(NR_MAC, "SINGLE ENTRY PHR R1 %d PH %d (%d dB) R2 %d PCMAX %d (%d dBm)\n",
phr->R1, PH, sched_ctrl->ph, phr->R2, PCMAX, sched_ctrl->pcmax);
break;
case UL_SCH_LCID_CCCH:
case UL_SCH_LCID_CCCH1:
// fixed length
mac_subheader_len = 1;
case UL_SCH_LCID_MULTI_ENTRY_PHR_1_OCT:
//38.321 section 6.1.3.9
// varialbe length
if (!get_mac_len(pduP, pdu_len, &mac_len, &mac_subheader_len))
return 0;
/* Extract MULTI ENTRY PHR elements from single octet bitmap for PHR calculation */
break;
if ( rx_lcid == UL_SCH_LCID_CCCH1 ) {
// RRCResumeRequest1 message includes the full I-RNTI and has a size of 8 bytes
mac_len = 8;
case UL_SCH_LCID_MULTI_ENTRY_PHR_4_OCT:
//38.321 section 6.1.3.9
// varialbe length
if (!get_mac_len(pduP, pdu_len, &mac_len, &mac_subheader_len))
return 0;
/* Extract MULTI ENTRY PHR elements from four octets bitmap for PHR calculation */
break;
// Check if it is a valid CCCH1 message, we get all 00's messages very often
int i = 0;
for(i=0; i<(mac_subheader_len+mac_len); i++) {
if(pduP[i] != 0) {
break;
}
}
if (i == (mac_subheader_len+mac_len)) {
LOG_D(NR_MAC, "%s() Invalid CCCH1 message!, pdu_len: %d\n", __func__, pdu_len);
done = 1;
case UL_SCH_LCID_PADDING:
done = 1;
// end of MAC PDU, can ignore the rest.
break;
case UL_SCH_LCID_SRB1:
case UL_SCH_LCID_SRB2:
if (!get_mac_len(pduP, pdu_len, &mac_len, &mac_subheader_len))
return 0;
rnti_t crnti = UE->rnti;
NR_UE_info_t* UE_idx = UE;
for (int i = 0; i < NR_NB_RA_PROC_MAX; i++) {
NR_RA_t *ra = &RC.nrmac[module_idP]->common_channels[CC_id].ra[i];
if (ra->state >= WAIT_Msg3 && ra->rnti == UE->rnti) {
uint8_t *next_subpduP = pduP + mac_subheader_len + mac_len;
if ((pduP[mac_subheader_len+mac_len] & 0x3F) == UL_SCH_LCID_C_RNTI) {
crnti = ((next_subpduP[1]&0xFF)<<8)|(next_subpduP[2]&0xFF);
LOG_W(NR_MAC, " UL_SCH_LCID_SRB for rnti %04x\n", crnti);
UE_idx = find_nr_UE(&RC.nrmac[module_idP]->UE_info, crnti);
break;
}
} else {
// fixed length of 6 bytes
mac_len = 6;
}
}
nr_mac_rrc_data_ind(module_idP,
CC_id,
frameP,
0,
0,
UE->rnti,
CCCH,
pduP + mac_subheader_len,
mac_len,
0);
break;
case UL_SCH_LCID_DTCH ... (UL_SCH_LCID_DTCH + 28):
// check if LCID is valid at current time.
if (!get_mac_len(pduP, pdu_len, &mac_len, &mac_subheader_len))
return 0;
LOG_D(NR_MAC, "[UE %04x] %d.%d : ULSCH -> UL-%s %d (gNB %ld, %d bytes)\n",
UE->rnti,
frameP,
slot,
rx_lcid<4?"DCCH":"DTCH",
rx_lcid,
module_idP,
mac_len);
UE->mac_stats.ul.lc_bytes[rx_lcid] += mac_len;
if (UE_idx->CellGroup) {
LOG_D(NR_MAC, "Frame %d : ULSCH -> UL-DCCH %d (gNB %ld, %d bytes), rnti: 0x%04x \n", frameP, rx_lcid, module_idP, mac_len, crnti);
mac_rlc_data_ind(module_idP,
UE->rnti,
crnti,
module_idP,
frameP,
ENB_FLAG_YES,
MBMS_FLAG_NO,
rx_lcid,
(char *)(pduP + mac_subheader_len),
(char *) (pduP + mac_subheader_len),
mac_len,
1,
NULL);
/* Updated estimated buffer when receiving data */
if (sched_ctrl->estimated_ul_buffer >= mac_len)
sched_ctrl->estimated_ul_buffer -= mac_len;
else
sched_ctrl->estimated_ul_buffer = 0;
break;
default:
LOG_E(NR_MAC, "Received unknown MAC header (LCID = 0x%02x)\n", rx_lcid);
return -1;
break;
} else {
AssertFatal(1==0,"[UE %04x] Frame/Slot %d.%d : Received LCID %d which is not configured, dropping packet\n",UE->rnti,frameP,slot,rx_lcid);
}
break;
case UL_SCH_LCID_SRB3:
// todo
break;
case UL_SCH_LCID_CCCH:
case UL_SCH_LCID_CCCH1:
// fixed length
mac_subheader_len = 1;
if ( rx_lcid == UL_SCH_LCID_CCCH1 ) {
// RRCResumeRequest1 message includes the full I-RNTI and has a size of 8 bytes
mac_len = 8;
#ifdef ENABLE_MAC_PAYLOAD_DEBUG
if (rx_lcid < 45 || rx_lcid == 52 || rx_lcid == 63) {
LOG_I(NR_MAC, "In %s: dumping UL MAC SDU sub-header with length %d (LCID = 0x%02x):\n", __func__, mac_subheader_len, rx_lcid);
log_dump(NR_MAC, pduP, mac_subheader_len, LOG_DUMP_CHAR, "\n");
LOG_I(NR_MAC, "In %s: dumping UL MAC SDU with length %d (LCID = 0x%02x):\n", __func__, mac_len, rx_lcid);
log_dump(NR_MAC, pduP + mac_subheader_len, mac_len, LOG_DUMP_CHAR, "\n");
// Check if it is a valid CCCH1 message, we get all 00's messages very often
int i = 0;
for(i=0; i<(mac_subheader_len+mac_len); i++) {
if(pduP[i] != 0) {
break;
}
}
if (i == (mac_subheader_len+mac_len)) {
LOG_D(NR_MAC, "%s() Invalid CCCH1 message!, pdu_len: %d\n", __func__, pdu_len);
done = 1;
break;
}
} else {
LOG_I(NR_MAC, "In %s: dumping UL MAC CE with length %d (LCID = 0x%02x):\n", __func__, mac_len, rx_lcid);
log_dump(NR_MAC, pduP + mac_subheader_len + mac_len, mac_len, LOG_DUMP_CHAR, "\n");
// fixed length of 6 bytes
mac_len = 6;
}
#endif
pduP += ( mac_subheader_len + mac_len );
pdu_len -= ( mac_subheader_len + mac_len );
nr_mac_rrc_data_ind(module_idP,
CC_id,
frameP,
0,
0,
UE->rnti,
CCCH,
pduP + mac_subheader_len,
mac_len,
0);
break;
if (pdu_len < 0) {
LOG_E(NR_MAC, "In %s: residual UL MAC PDU in %d.%d with length < 0!, pdu_len %d \n", __func__, frameP, slot, pdu_len);
LOG_E(NR_MAC, "MAC PDU ");
for (int i = 0; i < 20; i++) // Only printf 1st - 20nd bytes
printf("%02x ", pduP[i]);
printf("\n");
case UL_SCH_LCID_DTCH ... (UL_SCH_LCID_DTCH + 28):
// check if LCID is valid at current time.
if (!get_mac_len(pduP, pdu_len, &mac_len, &mac_subheader_len))
return 0;
}
}
LOG_D(NR_MAC, "[UE %04x] %d.%d : ULSCH -> UL-%s %d (gNB %ld, %d bytes)\n",
UE->rnti,
frameP,
slot,
rx_lcid<4?"DCCH":"DTCH",
rx_lcid,
module_idP,
mac_len);
UE->mac_stats.ul.lc_bytes[rx_lcid] += mac_len;
mac_rlc_data_ind(module_idP,
UE->rnti,
module_idP,
frameP,
ENB_FLAG_YES,
MBMS_FLAG_NO,
rx_lcid,
(char *)(pduP + mac_subheader_len),
mac_len,
1,
NULL);
/* Updated estimated buffer when receiving data */
if (sched_ctrl->estimated_ul_buffer >= mac_len)
sched_ctrl->estimated_ul_buffer -= mac_len;
else
sched_ctrl->estimated_ul_buffer = 0;
break;
default:
LOG_E(NR_MAC, "Received unknown MAC header (LCID = 0x%02x)\n", rx_lcid);
return -1;
break;
}
#ifdef ENABLE_MAC_PAYLOAD_DEBUG
if (rx_lcid < 45 || rx_lcid == 52 || rx_lcid == 63) {
LOG_I(NR_MAC, "In %s: dumping UL MAC SDU sub-header with length %d (LCID = 0x%02x):\n", __func__, mac_subheader_len, rx_lcid);
log_dump(NR_MAC, pduP, mac_subheader_len, LOG_DUMP_CHAR, "\n");
LOG_I(NR_MAC, "In %s: dumping UL MAC SDU with length %d (LCID = 0x%02x):\n", __func__, mac_len, rx_lcid);
log_dump(NR_MAC, pduP + mac_subheader_len, mac_len, LOG_DUMP_CHAR, "\n");
} else {
LOG_I(NR_MAC, "In %s: dumping UL MAC CE with length %d (LCID = 0x%02x):\n", __func__, mac_len, rx_lcid);
log_dump(NR_MAC, pduP + mac_subheader_len + mac_len, mac_len, LOG_DUMP_CHAR, "\n");
}
#endif
pduP += ( mac_subheader_len + mac_len );
pdu_len -= ( mac_subheader_len + mac_len );
if (pdu_len < 0) {
LOG_E(NR_MAC, "In %s: residual UL MAC PDU in %d.%d with length < 0!, pdu_len %d \n", __func__, frameP, slot, pdu_len);
LOG_E(NR_MAC, "MAC PDU ");
for (int i = 0; i < 20; i++) // Only printf 1st - 20nd bytes
printf("%02x ", pduP[i]);
printf("\n");
return 0;
}
}
return 0;
}
......
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