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nr MAC uplink: aDD identification of MAC uplink PDU CEs at gNB (receiver) side

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This commit is contained in:
Raymond Knopp
2020-02-10 12:54:00 +01:00
parent 626daecfa5
commit 69721198af
1 changed files with 91 additions and 3 deletions
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openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_phytest.c
+91 -3
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@@ -606,10 +606,87 @@ void nr_process_mac_pdu(
LOG_D(MAC, "[UE] LCID %d, PDU length %d\n", ((NR_MAC_SUBHEADER_FIXED *)pdu_ptr)->LCID, pdu_len);
#endif*/
case UL_SCH_LCID_S_BSR:
//38.321 section 6.1.3.1
//fixed length
mac_ce_len =1;
/* Extract short BSR value */
break;
case UL_SCH_LCID_S_TRUNCATED_BSR:
//38.321 section 6.1.3.1
//fixed length
mac_ce_len =1;
/* Extract short truncated BSR value */
break;
case UL_SCH_LCID_L_BSR:
//38.321 section 6.1.3.1
//variable length
mac_ce_len |= (uint16_t)((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->L;
mac_subheader_len = 2;
if(((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->F){
mac_ce_len |= (uint16_t)(((NR_MAC_SUBHEADER_LONG *)pdu_ptr)->L2)<<8;
mac_subheader_len = 3;
}
/* Extract long BSR value */
break;
case UL_SCH_LCID_L_TRUNCATED_BSR:
//38.321 section 6.1.3.1
//variable length
mac_ce_len |= (uint16_t)((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->L;
mac_subheader_len = 2;
if(((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->F){
mac_ce_len |= (uint16_t)(((NR_MAC_SUBHEADER_LONG *)pdu_ptr)->L2)<<8;
mac_subheader_len = 3;
}
/* Extract long truncated BSR value */
break;
case UL_SCH_LCID_C_RNTI:
//38.321 section 6.1.3.2
//fixed length
mac_ce_len = 2;
/* Extract CRNTI value */
break;
case UL_SCH_LCID_SINGLE_ENTRY_PHR:
//38.321 section 6.1.3.8
//fixed length
mac_ce_len = 2;
/* Extract SINGLE ENTRY PHR elements for PHR calculation */
break;
case UL_SCH_LCID_MULTI_ENTRY_PHR_1_OCT:
//38.321 section 6.1.3.9
// varialbe length
mac_ce_len |= (uint16_t)((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->L;
mac_subheader_len = 2;
if(((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->F){
mac_ce_len |= (uint16_t)(((NR_MAC_SUBHEADER_LONG *)pdu_ptr)->L2)<<8;
mac_subheader_len = 3;
}
/* 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
mac_ce_len |= (uint16_t)((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->L;
mac_subheader_len = 2;
if(((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->F){
mac_ce_len |= (uint16_t)(((NR_MAC_SUBHEADER_LONG *)pdu_ptr)->L2)<<8;
mac_subheader_len = 3;
}
/* 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;
done = 1;
// end of MAC PDU, can ignore the rest.
break;
case UL_SCH_LCID_DTCH:
// check if LCID is valid at current time.
@@ -682,6 +759,17 @@ void nr_rx_sdu(module_id_t module_idP,
uint8_t * pduP = pdu;
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
LOG_I(MAC, "Printing received UL MAC payload at gNB side: %d \n");
for (int i = 0; i < pdu_len ; i++) {
//harq_process_ul_ue->a[i] = (unsigned char) rand();
//printf("a[%d]=0x%02x\n",i,harq_process_ul_ue->a[i]);
printf("%02x ",(unsigned char)pduP[i]);
}
printf("\n");
#endif
// Processing MAC PDU
// it parses MAC CEs subheaders, MAC CEs, SDU subheaderds and SDUs
if (pduP != NULL){