diff --git a/openair2/LAYER2/MAC/eNB_scheduler_RA.c b/openair2/LAYER2/MAC/eNB_scheduler_RA.c
index 2744fa5b870ccc2bc51f71fff12b99d87e33931b..701c228e81ee071e289a9d50c9368b62ebcff614 100644
--- a/openair2/LAYER2/MAC/eNB_scheduler_RA.c
+++ b/openair2/LAYER2/MAC/eNB_scheduler_RA.c
@@ -25,7 +25,7 @@
Address : Eurecom, Compus SophiaTech 450, route des chappes, 06451 Biot, France.
-*******************************************************************************/
+ *******************************************************************************/
/*! \file eNB_scheduler_primitives.c
* \brief primitives used by eNB for BCH, RACH, ULSCH, DLSCH scheduling
@@ -68,416 +68,416 @@ extern inline unsigned int taus(void);
void schedule_RA(module_id_t module_idP,frame_t frameP, sub_frame_t subframeP,unsigned char Msg3_subframe,unsigned int *nprb,unsigned int *nCCE) {
- int CC_id;
- eNB_MAC_INST *eNB = &eNB_mac_inst[module_idP];
-
-
- RA_TEMPLATE *RA_template;
- unsigned char i;//,harq_pid,round;
- uint16_t rrc_sdu_length;
- unsigned char lcid,offset;
- module_id_t UE_id= UE_INDEX_INVALID;
- unsigned short TBsize = -1;
- unsigned short msg4_padding,msg4_post_padding,msg4_header;
-
- start_meas(&eNB->schedule_ra);
-
- for (CC_id=0;CC_id<MAX_NUM_CCs;CC_id++) {
-
- RA_template = (RA_TEMPLATE *)&eNB->common_channels[CC_id].RA_template[0];
- for (i=0;i<NB_RA_PROC_MAX;i++) {
-
- if (RA_template[i].RA_active == TRUE) {
-
- LOG_D(MAC,"[eNB %d][RAPROC] RA %d is active (generate RAR %d, generate_Msg4 %d, wait_ack_Msg4 %d, rnti %x)\n",
- module_idP,i,RA_template[i].generate_rar,RA_template[i].generate_Msg4,RA_template[i].wait_ack_Msg4, RA_template[i].rnti);
-
- if (RA_template[i].generate_rar == 1) {
- nprb[CC_id]= nprb[CC_id] + 3;
- nCCE[CC_id] = nCCE[CC_id] + 4;
- RA_template[i].Msg3_subframe=Msg3_subframe;
- }
- else if (RA_template[i].generate_Msg4 == 1) {
-
- // check for Msg4 Message
- UE_id = find_UE_id(module_idP,RA_template[i].rnti);
- if (Is_rrc_registered == 1) {
-
- // Get RRCConnectionSetup for Piggyback
- rrc_sdu_length = mac_rrc_data_req(module_idP,
- frameP,
- CCCH,1,
- &eNB->common_channels[CC_id].CCCH_pdu.payload[0],
- 1,
- module_idP,
- 0); // not used in this case
- if (rrc_sdu_length == -1)
- mac_xface->macphy_exit("[MAC][eNB Scheduler] CCCH not allocated\n");
- else {
- //msg("[MAC][eNB %d] Frame %d, subframeP %d: got %d bytes from RRC\n",module_idP,frameP, subframeP,rrc_sdu_length);
- }
- }
-
- LOG_D(MAC,"[eNB %d][RAPROC] Frame %d, subframeP %d: UE_id %d, Is_rrc_registered %d, rrc_sdu_length %d\n",
- module_idP,frameP, subframeP,UE_id, Is_rrc_registered,rrc_sdu_length);
-
- if (rrc_sdu_length>0) {
- LOG_I(MAC,"[eNB %d][RAPROC] Frame %d, subframeP %d: Generating Msg4 with RRC Piggyback (RA proc %d, RNTI %x)\n",
- module_idP,frameP, subframeP,i,RA_template[i].rnti);
-
- //msg("[MAC][eNB %d][RAPROC] Frame %d, subframeP %d: Received %d bytes for Msg4: \n",module_idP,frameP,subframeP,rrc_sdu_length);
- // for (j=0;j<rrc_sdu_length;j++)
- // msg("%x ",(unsigned char)eNB_mac_inst[module_idP][CC_id].CCCH_pdu.payload[j]);
- // msg("\n");
- // msg("[MAC][eNB] Frame %d, subframeP %d: Generated DLSCH (Msg4) DCI, format 1A, for UE %d\n",frameP, subframeP,UE_id);
- // Schedule Reflection of Connection request
-
-
-
- // Compute MCS for 3 PRB
- msg4_header = 1+6+1; // CR header, CR CE, SDU header
-
- if (mac_xface->lte_frame_parms->frame_type == TDD) {
-
- switch (mac_xface->lte_frame_parms->N_RB_DL) {
- case 6:
- ((DCI1A_1_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->ndi=1;
-
- if ((rrc_sdu_length+msg4_header) <= 22) {
- ((DCI1A_1_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=4;
- TBsize = 22;
- }
- else if ((rrc_sdu_length+msg4_header) <= 28) {
- ((DCI1A_1_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=5;
- TBsize = 28;
- }
- else if ((rrc_sdu_length+msg4_header) <= 32) {
- ((DCI1A_1_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=6;
- TBsize = 32;
- }
- else if ((rrc_sdu_length+msg4_header) <= 41) {
- ((DCI1A_1_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=7;
- TBsize = 41;
- }
- else if ((rrc_sdu_length+msg4_header) <= 49) {
- ((DCI1A_1_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=8;
- TBsize = 49;
- }
- else if ((rrc_sdu_length+msg4_header) <= 57) {
- ((DCI1A_1_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=9;
- TBsize = 57;
- }
- break;
- case 25:
-
- ((DCI1A_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->ndi=1;
-
- if ((rrc_sdu_length+msg4_header) <= 22) {
- ((DCI1A_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=4;
- TBsize = 22;
- }
- else if ((rrc_sdu_length+msg4_header) <= 28) {
- ((DCI1A_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=5;
- TBsize = 28;
- }
- else if ((rrc_sdu_length+msg4_header) <= 32) {
- ((DCI1A_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=6;
- TBsize = 32;
- }
- else if ((rrc_sdu_length+msg4_header) <= 41) {
- ((DCI1A_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=7;
- TBsize = 41;
- }
- else if ((rrc_sdu_length+msg4_header) <= 49) {
- ((DCI1A_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=8;
- TBsize = 49;
- }
- else if ((rrc_sdu_length+msg4_header) <= 57) {
- ((DCI1A_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=9;
- TBsize = 57;
- }
- break;
- case 50:
-
- ((DCI1A_10MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->ndi=1;
-
- if ((rrc_sdu_length+msg4_header) <= 22) {
- ((DCI1A_10MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=4;
- TBsize = 22;
- }
- else if ((rrc_sdu_length+msg4_header) <= 28) {
- ((DCI1A_10MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=5;
- TBsize = 28;
- }
- else if ((rrc_sdu_length+msg4_header) <= 32) {
- ((DCI1A_10MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=6;
- TBsize = 32;
- }
- else if ((rrc_sdu_length+msg4_header) <= 41) {
- ((DCI1A_10MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=7;
- TBsize = 41;
- }
- else if ((rrc_sdu_length+msg4_header) <= 49) {
- ((DCI1A_10MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=8;
- TBsize = 49;
- }
- else if ((rrc_sdu_length+msg4_header) <= 57) {
- ((DCI1A_10MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=9;
- TBsize = 57;
- }
- break;
- case 100:
-
- ((DCI1A_20MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->ndi=1;
-
- if ((rrc_sdu_length+msg4_header) <= 22) {
- ((DCI1A_20MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=4;
- TBsize = 22;
- }
- else if ((rrc_sdu_length+msg4_header) <= 28) {
- ((DCI1A_20MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=5;
- TBsize = 28;
- }
- else if ((rrc_sdu_length+msg4_header) <= 32) {
- ((DCI1A_20MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=6;
- TBsize = 32;
- }
- else if ((rrc_sdu_length+msg4_header) <= 41) {
- ((DCI1A_20MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=7;
- TBsize = 41;
- }
- else if ((rrc_sdu_length+msg4_header) <= 49) {
- ((DCI1A_20MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=8;
- TBsize = 49;
- }
- else if ((rrc_sdu_length+msg4_header) <= 57) {
- ((DCI1A_20MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=9;
- TBsize = 57;
- }
- break;
- }
- }
- else { // FDD DCI
- switch (mac_xface->lte_frame_parms->N_RB_DL) {
- case 6:
- ((DCI1A_1_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->ndi=1;
-
- if ((rrc_sdu_length+msg4_header) <= 22) {
- ((DCI1A_1_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=4;
- TBsize = 22;
- }
- else if ((rrc_sdu_length+msg4_header) <= 28) {
- ((DCI1A_1_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=5;
- TBsize = 28;
- }
- else if ((rrc_sdu_length+msg4_header) <= 32) {
- ((DCI1A_1_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=6;
- TBsize = 32;
- }
- else if ((rrc_sdu_length+msg4_header) <= 41) {
- ((DCI1A_1_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=7;
- TBsize = 41;
- }
- else if ((rrc_sdu_length+msg4_header) <= 49) {
- ((DCI1A_1_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=8;
- TBsize = 49;
- }
- else if ((rrc_sdu_length+msg4_header) <= 57) {
- ((DCI1A_1_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=9;
- TBsize = 57;
- }
- break;
- case 25:
- ((DCI1A_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->ndi=1;
-
- if ((rrc_sdu_length+msg4_header) <= 22) {
- ((DCI1A_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=4;
- TBsize = 22;
- }
- else if ((rrc_sdu_length+msg4_header) <= 28) {
- ((DCI1A_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=5;
- TBsize = 28;
- }
- else if ((rrc_sdu_length+msg4_header) <= 32) {
- ((DCI1A_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=6;
- TBsize = 32;
- }
- else if ((rrc_sdu_length+msg4_header) <= 41) {
- ((DCI1A_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=7;
- TBsize = 41;
- }
- else if ((rrc_sdu_length+msg4_header) <= 49) {
- ((DCI1A_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=8;
- TBsize = 49;
- }
- else if ((rrc_sdu_length+msg4_header) <= 57) {
- ((DCI1A_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=9;
- TBsize = 57;
- }
- break;
- case 50:
- ((DCI1A_10MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->ndi=1;
-
- if ((rrc_sdu_length+msg4_header) <= 22) {
- ((DCI1A_10MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=4;
- TBsize = 22;
- }
- else if ((rrc_sdu_length+msg4_header) <= 28) {
- ((DCI1A_10MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=5;
- TBsize = 28;
- }
- else if ((rrc_sdu_length+msg4_header) <= 32) {
- ((DCI1A_10MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=6;
- TBsize = 32;
- }
- else if ((rrc_sdu_length+msg4_header) <= 41) {
- ((DCI1A_10MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=7;
- TBsize = 41;
- }
- else if ((rrc_sdu_length+msg4_header) <= 49) {
- ((DCI1A_10MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=8;
- TBsize = 49;
- }
- else if ((rrc_sdu_length+msg4_header) <= 57) {
- ((DCI1A_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=9;
- TBsize = 57;
- }
- break;
- case 100:
- ((DCI1A_20MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->ndi=1;
-
- if ((rrc_sdu_length+msg4_header) <= 22) {
- ((DCI1A_20MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=4;
- TBsize = 22;
- }
- else if ((rrc_sdu_length+msg4_header) <= 28) {
- ((DCI1A_20MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=5;
- TBsize = 28;
- }
- else if ((rrc_sdu_length+msg4_header) <= 32) {
- ((DCI1A_20MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=6;
- TBsize = 32;
- }
- else if ((rrc_sdu_length+msg4_header) <= 41) {
- ((DCI1A_20MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=7;
- TBsize = 41;
- }
- else if ((rrc_sdu_length+msg4_header) <= 49) {
- ((DCI1A_20MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=8;
- TBsize = 49;
- }
- else if ((rrc_sdu_length+msg4_header) <= 57) {
- ((DCI1A_20MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=9;
- TBsize = 57;
- }
- break;
- }
- }
- RA_template[i].generate_Msg4=0;
- RA_template[i].generate_Msg4_dci=1;
- RA_template[i].wait_ack_Msg4=1;
- RA_template[i].RA_active = FALSE;
- lcid=0;
-
- if ((TBsize - rrc_sdu_length - msg4_header) <= 2) {
- msg4_padding = TBsize - rrc_sdu_length - msg4_header;
- msg4_post_padding = 0;
- }
- else {
- msg4_padding = 0;
- msg4_post_padding = TBsize - rrc_sdu_length - msg4_header -1;
- }
- LOG_I(MAC,"[eNB %d][RAPROC] Frame %d subframeP %d Msg4 : TBS %d, sdu_len %d, msg4_header %d, msg4_padding %d, msg4_post_padding %d\n",
- module_idP,frameP,subframeP,TBsize,rrc_sdu_length,msg4_header,msg4_padding,msg4_post_padding);
- offset = generate_dlsch_header((unsigned char*)eNB->UE_list.DLSCH_pdu[CC_id][0][(unsigned char)UE_id].payload[0],
- 1, //num_sdus
- &rrc_sdu_length, //
- &lcid, // sdu_lcid
- 255, // no drx
- 0, // no timing advance
- RA_template[i].cont_res_id, // contention res id
- msg4_padding, // no padding
- msg4_post_padding);
-
- memcpy((void*)&eNB->UE_list.DLSCH_pdu[CC_id][0][(unsigned char)UE_id].payload[0][(unsigned char)offset],
- &eNB->common_channels[CC_id].CCCH_pdu.payload[0],
- rrc_sdu_length);
+ int CC_id;
+ eNB_MAC_INST *eNB = &eNB_mac_inst[module_idP];
+
+
+ RA_TEMPLATE *RA_template;
+ unsigned char i;//,harq_pid,round;
+ uint16_t rrc_sdu_length;
+ unsigned char lcid,offset;
+ module_id_t UE_id= UE_INDEX_INVALID;
+ unsigned short TBsize = -1;
+ unsigned short msg4_padding,msg4_post_padding,msg4_header;
+
+ start_meas(&eNB->schedule_ra);
+
+ for (CC_id=0;CC_id<MAX_NUM_CCs;CC_id++) {
+
+ RA_template = (RA_TEMPLATE *)&eNB->common_channels[CC_id].RA_template[0];
+ for (i=0;i<NB_RA_PROC_MAX;i++) {
+
+ if (RA_template[i].RA_active == TRUE) {
+
+ LOG_D(MAC,"[eNB %d][RAPROC] RA %d is active (generate RAR %d, generate_Msg4 %d, wait_ack_Msg4 %d, rnti %x)\n",
+ module_idP,i,RA_template[i].generate_rar,RA_template[i].generate_Msg4,RA_template[i].wait_ack_Msg4, RA_template[i].rnti);
+
+ if (RA_template[i].generate_rar == 1) {
+ nprb[CC_id]= nprb[CC_id] + 3;
+ nCCE[CC_id] = nCCE[CC_id] + 4;
+ RA_template[i].Msg3_subframe=Msg3_subframe;
+ }
+ else if (RA_template[i].generate_Msg4 == 1) {
+
+ // check for Msg4 Message
+ UE_id = find_UE_id(module_idP,RA_template[i].rnti);
+ if (Is_rrc_registered == 1) {
+
+ // Get RRCConnectionSetup for Piggyback
+ rrc_sdu_length = mac_rrc_data_req(module_idP,
+ frameP,
+ CCCH,1,
+ &eNB->common_channels[CC_id].CCCH_pdu.payload[0],
+ 1,
+ module_idP,
+ 0); // not used in this case
+ if (rrc_sdu_length == -1)
+ mac_xface->macphy_exit("[MAC][eNB Scheduler] CCCH not allocated\n");
+ else {
+ //msg("[MAC][eNB %d] Frame %d, subframeP %d: got %d bytes from RRC\n",module_idP,frameP, subframeP,rrc_sdu_length);
+ }
+ }
+
+ LOG_D(MAC,"[eNB %d][RAPROC] Frame %d, subframeP %d: UE_id %d, Is_rrc_registered %d, rrc_sdu_length %d\n",
+ module_idP,frameP, subframeP,UE_id, Is_rrc_registered,rrc_sdu_length);
+
+ if (rrc_sdu_length>0) {
+ LOG_I(MAC,"[eNB %d][RAPROC] Frame %d, subframeP %d: Generating Msg4 with RRC Piggyback (RA proc %d, RNTI %x)\n",
+ module_idP,frameP, subframeP,i,RA_template[i].rnti);
+
+ //msg("[MAC][eNB %d][RAPROC] Frame %d, subframeP %d: Received %d bytes for Msg4: \n",module_idP,frameP,subframeP,rrc_sdu_length);
+ // for (j=0;j<rrc_sdu_length;j++)
+ // msg("%x ",(unsigned char)eNB_mac_inst[module_idP][CC_id].CCCH_pdu.payload[j]);
+ // msg("\n");
+ // msg("[MAC][eNB] Frame %d, subframeP %d: Generated DLSCH (Msg4) DCI, format 1A, for UE %d\n",frameP, subframeP,UE_id);
+ // Schedule Reflection of Connection request
+
+
+
+ // Compute MCS for 3 PRB
+ msg4_header = 1+6+1; // CR header, CR CE, SDU header
+
+ if (mac_xface->lte_frame_parms->frame_type == TDD) {
+
+ switch (mac_xface->lte_frame_parms->N_RB_DL) {
+ case 6:
+ ((DCI1A_1_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->ndi=1;
+
+ if ((rrc_sdu_length+msg4_header) <= 22) {
+ ((DCI1A_1_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=4;
+ TBsize = 22;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 28) {
+ ((DCI1A_1_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=5;
+ TBsize = 28;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 32) {
+ ((DCI1A_1_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=6;
+ TBsize = 32;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 41) {
+ ((DCI1A_1_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=7;
+ TBsize = 41;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 49) {
+ ((DCI1A_1_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=8;
+ TBsize = 49;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 57) {
+ ((DCI1A_1_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=9;
+ TBsize = 57;
+ }
+ break;
+ case 25:
+
+ ((DCI1A_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->ndi=1;
+
+ if ((rrc_sdu_length+msg4_header) <= 22) {
+ ((DCI1A_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=4;
+ TBsize = 22;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 28) {
+ ((DCI1A_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=5;
+ TBsize = 28;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 32) {
+ ((DCI1A_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=6;
+ TBsize = 32;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 41) {
+ ((DCI1A_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=7;
+ TBsize = 41;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 49) {
+ ((DCI1A_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=8;
+ TBsize = 49;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 57) {
+ ((DCI1A_5MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=9;
+ TBsize = 57;
+ }
+ break;
+ case 50:
+
+ ((DCI1A_10MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->ndi=1;
+
+ if ((rrc_sdu_length+msg4_header) <= 22) {
+ ((DCI1A_10MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=4;
+ TBsize = 22;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 28) {
+ ((DCI1A_10MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=5;
+ TBsize = 28;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 32) {
+ ((DCI1A_10MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=6;
+ TBsize = 32;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 41) {
+ ((DCI1A_10MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=7;
+ TBsize = 41;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 49) {
+ ((DCI1A_10MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=8;
+ TBsize = 49;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 57) {
+ ((DCI1A_10MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=9;
+ TBsize = 57;
+ }
+ break;
+ case 100:
+
+ ((DCI1A_20MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->ndi=1;
+
+ if ((rrc_sdu_length+msg4_header) <= 22) {
+ ((DCI1A_20MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=4;
+ TBsize = 22;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 28) {
+ ((DCI1A_20MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=5;
+ TBsize = 28;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 32) {
+ ((DCI1A_20MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=6;
+ TBsize = 32;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 41) {
+ ((DCI1A_20MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=7;
+ TBsize = 41;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 49) {
+ ((DCI1A_20MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=8;
+ TBsize = 49;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 57) {
+ ((DCI1A_20MHz_TDD_1_6_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=9;
+ TBsize = 57;
+ }
+ break;
+ }
+ }
+ else { // FDD DCI
+ switch (mac_xface->lte_frame_parms->N_RB_DL) {
+ case 6:
+ ((DCI1A_1_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->ndi=1;
+
+ if ((rrc_sdu_length+msg4_header) <= 22) {
+ ((DCI1A_1_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=4;
+ TBsize = 22;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 28) {
+ ((DCI1A_1_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=5;
+ TBsize = 28;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 32) {
+ ((DCI1A_1_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=6;
+ TBsize = 32;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 41) {
+ ((DCI1A_1_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=7;
+ TBsize = 41;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 49) {
+ ((DCI1A_1_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=8;
+ TBsize = 49;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 57) {
+ ((DCI1A_1_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=9;
+ TBsize = 57;
+ }
+ break;
+ case 25:
+ ((DCI1A_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->ndi=1;
+
+ if ((rrc_sdu_length+msg4_header) <= 22) {
+ ((DCI1A_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=4;
+ TBsize = 22;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 28) {
+ ((DCI1A_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=5;
+ TBsize = 28;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 32) {
+ ((DCI1A_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=6;
+ TBsize = 32;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 41) {
+ ((DCI1A_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=7;
+ TBsize = 41;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 49) {
+ ((DCI1A_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=8;
+ TBsize = 49;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 57) {
+ ((DCI1A_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=9;
+ TBsize = 57;
+ }
+ break;
+ case 50:
+ ((DCI1A_10MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->ndi=1;
+
+ if ((rrc_sdu_length+msg4_header) <= 22) {
+ ((DCI1A_10MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=4;
+ TBsize = 22;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 28) {
+ ((DCI1A_10MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=5;
+ TBsize = 28;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 32) {
+ ((DCI1A_10MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=6;
+ TBsize = 32;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 41) {
+ ((DCI1A_10MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=7;
+ TBsize = 41;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 49) {
+ ((DCI1A_10MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=8;
+ TBsize = 49;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 57) {
+ ((DCI1A_5MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=9;
+ TBsize = 57;
+ }
+ break;
+ case 100:
+ ((DCI1A_20MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->ndi=1;
+
+ if ((rrc_sdu_length+msg4_header) <= 22) {
+ ((DCI1A_20MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=4;
+ TBsize = 22;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 28) {
+ ((DCI1A_20MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=5;
+ TBsize = 28;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 32) {
+ ((DCI1A_20MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=6;
+ TBsize = 32;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 41) {
+ ((DCI1A_20MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=7;
+ TBsize = 41;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 49) {
+ ((DCI1A_20MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=8;
+ TBsize = 49;
+ }
+ else if ((rrc_sdu_length+msg4_header) <= 57) {
+ ((DCI1A_20MHz_FDD_t*)&RA_template[i].RA_alloc_pdu2[0])->mcs=9;
+ TBsize = 57;
+ }
+ break;
+ }
+ }
+ RA_template[i].generate_Msg4=0;
+ RA_template[i].generate_Msg4_dci=1;
+ RA_template[i].wait_ack_Msg4=1;
+ RA_template[i].RA_active = FALSE;
+ lcid=0;
+
+ if ((TBsize - rrc_sdu_length - msg4_header) <= 2) {
+ msg4_padding = TBsize - rrc_sdu_length - msg4_header;
+ msg4_post_padding = 0;
+ }
+ else {
+ msg4_padding = 0;
+ msg4_post_padding = TBsize - rrc_sdu_length - msg4_header -1;
+ }
+ LOG_I(MAC,"[eNB %d][RAPROC] Frame %d subframeP %d Msg4 : TBS %d, sdu_len %d, msg4_header %d, msg4_padding %d, msg4_post_padding %d\n",
+ module_idP,frameP,subframeP,TBsize,rrc_sdu_length,msg4_header,msg4_padding,msg4_post_padding);
+ offset = generate_dlsch_header((unsigned char*)eNB->UE_list.DLSCH_pdu[CC_id][0][(unsigned char)UE_id].payload[0],
+ 1, //num_sdus
+ &rrc_sdu_length, //
+ &lcid, // sdu_lcid
+ 255, // no drx
+ 0, // no timing advance
+ RA_template[i].cont_res_id, // contention res id
+ msg4_padding, // no padding
+ msg4_post_padding);
+
+ memcpy((void*)&eNB->UE_list.DLSCH_pdu[CC_id][0][(unsigned char)UE_id].payload[0][(unsigned char)offset],
+ &eNB->common_channels[CC_id].CCCH_pdu.payload[0],
+ rrc_sdu_length);
#if defined(USER_MODE) && defined(OAI_EMU)
- if (oai_emulation.info.opt_enabled){
- trace_pdu(1, (uint8_t *)eNB->UE_list.DLSCH_pdu[CC_id][0][(unsigned char)UE_id].payload[0],
- rrc_sdu_length, UE_id, 3, UE_RNTI(module_idP, UE_id),
- eNB->subframe,0,0);
- LOG_D(OPT,"[eNB %d][DLSCH] Frame %d trace pdu for rnti %x with size %d\n",
- module_idP, frameP, UE_RNTI(module_idP,UE_id), rrc_sdu_length);
- }
+ if (oai_emulation.info.opt_enabled){
+ trace_pdu(1, (uint8_t *)eNB->UE_list.DLSCH_pdu[CC_id][0][(unsigned char)UE_id].payload[0],
+ rrc_sdu_length, UE_id, 3, UE_RNTI(module_idP, UE_id),
+ eNB->subframe,0,0);
+ LOG_D(OPT,"[eNB %d][DLSCH] Frame %d trace pdu for rnti %x with size %d\n",
+ module_idP, frameP, UE_RNTI(module_idP,UE_id), rrc_sdu_length);
+ }
#endif
- nprb[CC_id]= nprb[CC_id] + 3;
- nCCE[CC_id] = nCCE[CC_id] + 4;
- }
- //try here
- }
- /*
+ nprb[CC_id]= nprb[CC_id] + 3;
+ nCCE[CC_id] = nCCE[CC_id] + 4;
+ }
+ //try here
+ }
+ /*
else if (eNB_mac_inst[module_idP][CC_id].RA_template[i].wait_ack_Msg4==1) {
// check HARQ status and retransmit if necessary
LOG_I(MAC,"[eNB %d][RAPROC] Frame %d, subframeP %d: Checking if Msg4 was acknowledged :\n",module_idP,frameP,subframeP);
// Get candidate harq_pid from PHY
mac_xface->get_ue_active_harq_pid(module_idP,eNB_mac_inst[module_idP][CC_id].RA_template[i].rnti,subframeP,&harq_pid,&round,0);
if (round>0) {
- *nprb= (*nprb) + 3;
- *nCCE = (*nCCE) + 4;
+ *nprb= (*nprb) + 3;
+ *nCCE = (*nCCE) + 4;
}
}
- */
- }
+ */
+ }
+ }
}
- }
- stop_meas(&eNB->schedule_ra);
+ stop_meas(&eNB->schedule_ra);
}
void initiate_ra_proc(module_id_t module_idP, int CC_id,frame_t frameP, uint16_t preamble_index,int16_t timing_offset,uint8_t sect_id,sub_frame_t subframeP,uint8_t f_id) {
- uint8_t i;
- RA_TEMPLATE *RA_template = (RA_TEMPLATE *)&eNB_mac_inst[module_idP].common_channels[CC_id].RA_template[0];
-
- LOG_I(MAC,"[eNB %d][RAPROC] Frame %d Initiating RA procedure for preamble index %d\n",module_idP,frameP,preamble_index);
-
- for (i=0;i<NB_RA_PROC_MAX;i++) {
- if (RA_template[i].RA_active==FALSE) {
- RA_template[i].RA_active=TRUE;
- RA_template[i].generate_rar=1;
- RA_template[i].generate_Msg4=0;
- RA_template[i].wait_ack_Msg4=0;
- RA_template[i].timing_offset=timing_offset;
- // Put in random rnti (to be replaced with proper procedure!!)
- RA_template[i].rnti = taus();
- RA_template[i].RA_rnti = 1+subframeP+(10*f_id);
- RA_template[i].preamble_index = preamble_index;
- LOG_D(MAC,"[eNB %d][RAPROC] Frame %d Activating RAR generation for process %d, rnti %x, RA_active %d\n",
- module_idP,frameP,i,RA_template[i].rnti,
- RA_template[i].RA_active);
-
- return;
+ uint8_t i;
+ RA_TEMPLATE *RA_template = (RA_TEMPLATE *)&eNB_mac_inst[module_idP].common_channels[CC_id].RA_template[0];
+
+ LOG_I(MAC,"[eNB %d][RAPROC] Frame %d Initiating RA procedure for preamble index %d\n",module_idP,frameP,preamble_index);
+
+ for (i=0;i<NB_RA_PROC_MAX;i++) {
+ if (RA_template[i].RA_active==FALSE) {
+ RA_template[i].RA_active=TRUE;
+ RA_template[i].generate_rar=1;
+ RA_template[i].generate_Msg4=0;
+ RA_template[i].wait_ack_Msg4=0;
+ RA_template[i].timing_offset=timing_offset;
+ // Put in random rnti (to be replaced with proper procedure!!)
+ RA_template[i].rnti = taus();
+ RA_template[i].RA_rnti = 1+subframeP+(10*f_id);
+ RA_template[i].preamble_index = preamble_index;
+ LOG_D(MAC,"[eNB %d][RAPROC] Frame %d Activating RAR generation for process %d, rnti %x, RA_active %d\n",
+ module_idP,frameP,i,RA_template[i].rnti,
+ RA_template[i].RA_active);
+
+ return;
+ }
}
- }
}
void cancel_ra_proc(module_id_t module_idP, int CC_id, frame_t frameP, rnti_t rnti) {
- unsigned char i;
- RA_TEMPLATE *RA_template = (RA_TEMPLATE *)&eNB_mac_inst[module_idP].common_channels[CC_id].RA_template[0];
-
- LOG_I(MAC,"[eNB %d][RAPROC] Frame %d Cancelling RA procedure for UE rnti %x\n",module_idP,frameP,rnti);
-
- for (i=0;i<NB_RA_PROC_MAX;i++) {
- if (rnti == RA_template[i].rnti) {
- RA_template[i].RA_active=FALSE;
- RA_template[i].generate_rar=0;
- RA_template[i].generate_Msg4=0;
- RA_template[i].wait_ack_Msg4=0;
- RA_template[i].timing_offset=0;
- RA_template[i].RRC_timer=20;
- RA_template[i].rnti = 0;
+ unsigned char i;
+ RA_TEMPLATE *RA_template = (RA_TEMPLATE *)&eNB_mac_inst[module_idP].common_channels[CC_id].RA_template[0];
+
+ LOG_I(MAC,"[eNB %d][RAPROC] Frame %d Cancelling RA procedure for UE rnti %x\n",module_idP,frameP,rnti);
+
+ for (i=0;i<NB_RA_PROC_MAX;i++) {
+ if (rnti == RA_template[i].rnti) {
+ RA_template[i].RA_active=FALSE;
+ RA_template[i].generate_rar=0;
+ RA_template[i].generate_Msg4=0;
+ RA_template[i].wait_ack_Msg4=0;
+ RA_template[i].timing_offset=0;
+ RA_template[i].RRC_timer=20;
+ RA_template[i].rnti = 0;
+ }
}
- }
}
diff --git a/openair2/LAYER2/MAC/eNB_scheduler_ulsch.c b/openair2/LAYER2/MAC/eNB_scheduler_ulsch.c
index 8c978017c50d0ff516ecd3958f69ee6cd0fb6ef7..882d1542dce6b46e2160c20c1e1f3862e22227ed 100644
--- a/openair2/LAYER2/MAC/eNB_scheduler_ulsch.c
+++ b/openair2/LAYER2/MAC/eNB_scheduler_ulsch.c
@@ -25,7 +25,7 @@
Address : Eurecom, Campus SophiaTech, 450 Route des Chappes, CS 50193 - 06904 Biot Sophia Antipolis cedex, FRANCE
-*******************************************************************************/
+ *******************************************************************************/
/*! \file eNB_scheduler_ulsch.c
* \brief eNB procedures for the ULSCH transport channel
@@ -71,294 +71,294 @@ uint8_t rb_table[33] = {1,2,3,4,5,6,8,9,10,12,15,16,18,20,24,25,27,30,32,36,40,4
void rx_sdu(module_id_t enb_mod_idP,int CC_idP,frame_t frameP,rnti_t rntiP,uint8_t *sduP, uint16_t sdu_lenP,int harq_pidP,uint8_t *msg3_flagP) {
- 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];
- int UE_id = find_UE_id(enb_mod_idP,rntiP);
- int ii,j;
- eNB_MAC_INST *eNB = &eNB_mac_inst[enb_mod_idP];
- UE_list_t *UE_list= &eNB->UE_list;
-
- start_meas(&eNB->rx_ulsch_sdu);
-
- if ((UE_id > NUMBER_OF_UE_MAX) || (UE_id == -1) )
- for(ii=0; ii<NB_RB_MAX; ii++) rx_lengths[ii] = 0;
-
- vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_RX_SDU,1);
-
- LOG_D(MAC,"[eNB %d] Received ULSCH sdu from PHY (rnti %x, UE_id %d), parsing header\n",enb_mod_idP,rntiP,UE_id);
- payload_ptr = parse_ulsch_header(sduP,&num_ce,&num_sdu,rx_ces,rx_lcids,rx_lengths,sdu_lenP);
-
- // control element
- for (i=0;i<num_ce;i++) {
-
- switch (rx_ces[i]) { // implement and process BSR + CRNTI +
- case POWER_HEADROOM:
- if (UE_id != UE_INDEX_INVALID ){
- UE_list->UE_template[CC_idP][UE_id].phr_info = (payload_ptr[0] & 0x3f) - PHR_MAPPING_OFFSET;
- LOG_D(MAC, "[eNB] MAC CE_LCID %d : Received PHR PH = %d (db)\n", rx_ces[i], UE_list->UE_template[CC_idP][UE_id].phr_info);
- UE_list->UE_template[CC_idP][UE_id].phr_info_configured=1;
- }
- payload_ptr+=sizeof(POWER_HEADROOM_CMD);
- break;
- case CRNTI:
- LOG_D(MAC, "[eNB] MAC CE_LCID %d : Received CRNTI %d \n", rx_ces[i], payload_ptr[0]);
- payload_ptr+=1;
- break;
- case TRUNCATED_BSR:
- case SHORT_BSR: {
- if (UE_id != UE_INDEX_INVALID ){
- uint8_t lcgid;
- lcgid = (payload_ptr[0] >> 6);
- LOG_D(MAC, "[eNB] MAC CE_LCID %d : Received short BSR LCGID = %u bsr = %d\n",
- rx_ces[i], lcgid, payload_ptr[0] & 0x3f);
- UE_list->UE_template[CC_idP][UE_id].bsr_info[lcgid] = (payload_ptr[0] & 0x3f);
- if (UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[lcgid] == 0 )
- UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[lcgid]=frameP;
- }
- payload_ptr += 1;//sizeof(SHORT_BSR); // fixme
- } break;
- case LONG_BSR:
- if (UE_id != UE_INDEX_INVALID ){
- UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID0] = ((payload_ptr[0] & 0xFC) >> 2);
- UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID1] =
- ((payload_ptr[0] & 0x03) << 4) | ((payload_ptr[1] & 0xF0) >> 4);
- UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID2] =
- ((payload_ptr[1] & 0x0F) << 2) | ((payload_ptr[2] & 0xC0) >> 6);
- UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID3] = (payload_ptr[2] & 0x3F);
- LOG_D(MAC, "[eNB] MAC CE_LCID %d: Received long BSR LCGID0 = %u LCGID1 = "
- "%u LCGID2 = %u LCGID3 = %u\n",
- rx_ces[i],
- UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID0],
- UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID1],
- UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID2],
- UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID3]);
-
- if (UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID0] == 0 )
- UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID0]=0;
- else if (UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID0] == 0)
- UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID0]=frameP;
-
- if (UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID1] == 0 )
- UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID1]=0;
- else if (UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID1] == 0)
- UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID1]=frameP;
-
- if (UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID2] == 0 )
- UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID2]=0;
- else if (UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID2] == 0)
- UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID2]=frameP;
-
- if (UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID3] == 0 )
- UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID3]= 0;
- else if (UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID3] == 0)
- UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID3]=frameP;
-
- }
- payload_ptr += 3;////sizeof(LONG_BSR);
- break;
- default:
- LOG_E(MAC, "[eNB] Received unknown MAC header (0x%02x)\n", rx_ces[i]);
- break;
+ 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];
+ int UE_id = find_UE_id(enb_mod_idP,rntiP);
+ int ii,j;
+ eNB_MAC_INST *eNB = &eNB_mac_inst[enb_mod_idP];
+ UE_list_t *UE_list= &eNB->UE_list;
+
+ start_meas(&eNB->rx_ulsch_sdu);
+
+ if ((UE_id > NUMBER_OF_UE_MAX) || (UE_id == -1) )
+ for(ii=0; ii<NB_RB_MAX; ii++) rx_lengths[ii] = 0;
+
+ vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_RX_SDU,1);
+
+ LOG_D(MAC,"[eNB %d] Received ULSCH sdu from PHY (rnti %x, UE_id %d), parsing header\n",enb_mod_idP,rntiP,UE_id);
+ payload_ptr = parse_ulsch_header(sduP,&num_ce,&num_sdu,rx_ces,rx_lcids,rx_lengths,sdu_lenP);
+
+ // control element
+ for (i=0;i<num_ce;i++) {
+
+ switch (rx_ces[i]) { // implement and process BSR + CRNTI +
+ case POWER_HEADROOM:
+ if (UE_id != UE_INDEX_INVALID ){
+ UE_list->UE_template[CC_idP][UE_id].phr_info = (payload_ptr[0] & 0x3f) - PHR_MAPPING_OFFSET;
+ LOG_D(MAC, "[eNB] MAC CE_LCID %d : Received PHR PH = %d (db)\n", rx_ces[i], UE_list->UE_template[CC_idP][UE_id].phr_info);
+ UE_list->UE_template[CC_idP][UE_id].phr_info_configured=1;
+ }
+ payload_ptr+=sizeof(POWER_HEADROOM_CMD);
+ break;
+ case CRNTI:
+ LOG_D(MAC, "[eNB] MAC CE_LCID %d : Received CRNTI %d \n", rx_ces[i], payload_ptr[0]);
+ payload_ptr+=1;
+ break;
+ case TRUNCATED_BSR:
+ case SHORT_BSR: {
+ if (UE_id != UE_INDEX_INVALID ){
+ uint8_t lcgid;
+ lcgid = (payload_ptr[0] >> 6);
+ LOG_D(MAC, "[eNB] MAC CE_LCID %d : Received short BSR LCGID = %u bsr = %d\n",
+ rx_ces[i], lcgid, payload_ptr[0] & 0x3f);
+ UE_list->UE_template[CC_idP][UE_id].bsr_info[lcgid] = (payload_ptr[0] & 0x3f);
+ if (UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[lcgid] == 0 )
+ UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[lcgid]=frameP;
+ }
+ payload_ptr += 1;//sizeof(SHORT_BSR); // fixme
+ } break;
+ case LONG_BSR:
+ if (UE_id != UE_INDEX_INVALID ){
+ UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID0] = ((payload_ptr[0] & 0xFC) >> 2);
+ UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID1] =
+ ((payload_ptr[0] & 0x03) << 4) | ((payload_ptr[1] & 0xF0) >> 4);
+ UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID2] =
+ ((payload_ptr[1] & 0x0F) << 2) | ((payload_ptr[2] & 0xC0) >> 6);
+ UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID3] = (payload_ptr[2] & 0x3F);
+ LOG_D(MAC, "[eNB] MAC CE_LCID %d: Received long BSR LCGID0 = %u LCGID1 = "
+ "%u LCGID2 = %u LCGID3 = %u\n",
+ rx_ces[i],
+ UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID0],
+ UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID1],
+ UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID2],
+ UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID3]);
+
+ if (UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID0] == 0 )
+ UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID0]=0;
+ else if (UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID0] == 0)
+ UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID0]=frameP;
+
+ if (UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID1] == 0 )
+ UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID1]=0;
+ else if (UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID1] == 0)
+ UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID1]=frameP;
+
+ if (UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID2] == 0 )
+ UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID2]=0;
+ else if (UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID2] == 0)
+ UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID2]=frameP;
+
+ if (UE_list->UE_template[CC_idP][UE_id].bsr_info[LCGID3] == 0 )
+ UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID3]= 0;
+ else if (UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID3] == 0)
+ UE_list->UE_template[CC_idP][UE_id].ul_buffer_creation_time[LCGID3]=frameP;
+
+ }
+ payload_ptr += 3;////sizeof(LONG_BSR);
+ break;
+ default:
+ LOG_E(MAC, "[eNB] Received unknown MAC header (0x%02x)\n", rx_ces[i]);
+ break;
+ }
}
- }
-
- for (i=0;i<num_sdu;i++) {
- LOG_D(MAC,"SDU Number %d MAC Subheader SDU_LCID %d, length %d\n",i,rx_lcids[i],rx_lengths[i]);
-
- switch (rx_lcids[i]) {
- case CCCH :
- LOG_I(MAC,"[eNB %d][RAPROC] Frame %d, Received CCCH: %x.%x.%x.%x.%x.%x, Terminating RA procedure for UE rnti %x\n",
- enb_mod_idP,frameP,
- payload_ptr[0],payload_ptr[1],payload_ptr[2],payload_ptr[3],payload_ptr[4], payload_ptr[5], rntiP);
-
- for (ii=0;ii<NB_RA_PROC_MAX;ii++) {
- LOG_D(MAC,"[RAPROC] Checking proc %d : rnti (%x, %x), active %d\n",ii,
- eNB->common_channels[CC_idP].RA_template[ii].rnti, rntiP,
- eNB->common_channels[CC_idP].RA_template[ii].RA_active);
-
- if ((eNB->common_channels[CC_idP].RA_template[ii].rnti==rntiP) &&
- (eNB->common_channels[CC_idP].RA_template[ii].RA_active==TRUE)) {
-
- //payload_ptr = parse_ulsch_header(msg3,&num_ce,&num_sdu,rx_ces,rx_lcids,rx_lengths,msg3_len);
-
- if (UE_id < 0) {
- memcpy(&eNB->common_channels[CC_idP].RA_template[ii].cont_res_id[0],payload_ptr,6);
- LOG_I(MAC,"[eNB %d][RAPROC] Frame %d CCCH: Received RRCConnectionRequest: length %d, offset %d\n",
- enb_mod_idP,frameP,rx_lengths[ii],payload_ptr-sduP);
- if ((UE_id=add_new_ue(enb_mod_idP,CC_idP,eNB->common_channels[CC_idP].RA_template[ii].rnti,harq_pidP)) == -1 )
- mac_xface->macphy_exit("[MAC][eNB] Max user count reached\n");
- else
- LOG_I(MAC,"[eNB %d][RAPROC] Frame %d Added user with rnti %x => UE %d\n",
- enb_mod_idP,frameP,eNB->common_channels[CC_idP].RA_template[ii].rnti,UE_id);
- } else {
- LOG_I(MAC,"[eNB %d][RAPROC] Frame %d CCCH: Received RRCConnectionReestablishment from UE %d: length %d, offset %d\n",
- enb_mod_idP,frameP,UE_id,rx_lengths[ii],payload_ptr-sduP);
- }
-
- if (Is_rrc_registered == 1)
- mac_rrc_data_ind(enb_mod_idP,frameP,CCCH,(uint8_t *)payload_ptr,rx_lengths[ii],1,enb_mod_idP,0);
-
-
- if (num_ce >0) { // handle msg3 which is not RRCConnectionRequest
- // process_ra_message(msg3,num_ce,rx_lcids,rx_ces);
- }
-
- eNB->common_channels[CC_idP].RA_template[ii].generate_Msg4 = 1;
- eNB->common_channels[CC_idP].RA_template[ii].wait_ack_Msg4 = 0;
-
-
- } // if process is active
-
- } // loop on RA processes
-
- break;
- case DCCH :
- case DCCH1 :
- // if(eNB_mac_inst[module_idP][CC_idP].Dcch_lchan[UE_id].Active==1){
-
+
+ for (i=0;i<num_sdu;i++) {
+ LOG_D(MAC,"SDU Number %d MAC Subheader SDU_LCID %d, length %d\n",i,rx_lcids[i],rx_lengths[i]);
+
+ switch (rx_lcids[i]) {
+ case CCCH :
+ LOG_I(MAC,"[eNB %d][RAPROC] Frame %d, Received CCCH: %x.%x.%x.%x.%x.%x, Terminating RA procedure for UE rnti %x\n",
+ enb_mod_idP,frameP,
+ payload_ptr[0],payload_ptr[1],payload_ptr[2],payload_ptr[3],payload_ptr[4], payload_ptr[5], rntiP);
+
+ for (ii=0;ii<NB_RA_PROC_MAX;ii++) {
+ LOG_D(MAC,"[RAPROC] Checking proc %d : rnti (%x, %x), active %d\n",ii,
+ eNB->common_channels[CC_idP].RA_template[ii].rnti, rntiP,
+ eNB->common_channels[CC_idP].RA_template[ii].RA_active);
+
+ if ((eNB->common_channels[CC_idP].RA_template[ii].rnti==rntiP) &&
+ (eNB->common_channels[CC_idP].RA_template[ii].RA_active==TRUE)) {
+
+ //payload_ptr = parse_ulsch_header(msg3,&num_ce,&num_sdu,rx_ces,rx_lcids,rx_lengths,msg3_len);
+
+ if (UE_id < 0) {
+ memcpy(&eNB->common_channels[CC_idP].RA_template[ii].cont_res_id[0],payload_ptr,6);
+ LOG_I(MAC,"[eNB %d][RAPROC] Frame %d CCCH: Received RRCConnectionRequest: length %d, offset %d\n",
+ enb_mod_idP,frameP,rx_lengths[ii],payload_ptr-sduP);
+ if ((UE_id=add_new_ue(enb_mod_idP,CC_idP,eNB->common_channels[CC_idP].RA_template[ii].rnti,harq_pidP)) == -1 )
+ mac_xface->macphy_exit("[MAC][eNB] Max user count reached\n");
+ else
+ LOG_I(MAC,"[eNB %d][RAPROC] Frame %d Added user with rnti %x => UE %d\n",
+ enb_mod_idP,frameP,eNB->common_channels[CC_idP].RA_template[ii].rnti,UE_id);
+ } else {
+ LOG_I(MAC,"[eNB %d][RAPROC] Frame %d CCCH: Received RRCConnectionReestablishment from UE %d: length %d, offset %d\n",
+ enb_mod_idP,frameP,UE_id,rx_lengths[ii],payload_ptr-sduP);
+ }
+
+ if (Is_rrc_registered == 1)
+ mac_rrc_data_ind(enb_mod_idP,frameP,CCCH,(uint8_t *)payload_ptr,rx_lengths[ii],1,enb_mod_idP,0);
+
+
+ if (num_ce >0) { // handle msg3 which is not RRCConnectionRequest
+ // process_ra_message(msg3,num_ce,rx_lcids,rx_ces);
+ }
+
+ eNB->common_channels[CC_idP].RA_template[ii].generate_Msg4 = 1;
+ eNB->common_channels[CC_idP].RA_template[ii].wait_ack_Msg4 = 0;
+
+
+ } // if process is active
+
+ } // loop on RA processes
+
+ break;
+ case DCCH :
+ case DCCH1 :
+ // if(eNB_mac_inst[module_idP][CC_idP].Dcch_lchan[UE_id].Active==1){
+
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
- LOG_T(MAC,"offset: %d\n",(unsigned char)((unsigned char*)payload_ptr-sduP));
- for (j=0;j<32;j++)
- LOG_T(MAC,"%x ",payload_ptr[j]);
- LOG_T(MAC,"\n");
+ LOG_T(MAC,"offset: %d\n",(unsigned char)((unsigned char*)payload_ptr-sduP));
+ for (j=0;j<32;j++)
+ LOG_T(MAC,"%x ",payload_ptr[j]);
+ LOG_T(MAC,"\n");
#endif
-
- // This check is just to make sure we didn't get a bogus SDU length, to be removed ...
- if (rx_lengths[i]<CCCH_PAYLOAD_SIZE_MAX) {
- LOG_D(MAC,"[eNB %d] Frame %d : ULSCH -> UL-DCCH, received %d bytes form UE %d on LCID %d \n",
- enb_mod_idP,frameP, rx_lengths[i], UE_id, rx_lcids[i]);
-
- mac_rlc_data_ind(enb_mod_idP,UE_id, frameP,ENB_FLAG_YES,MBMS_FLAG_NO,
- rx_lcids[i],
- (char *)payload_ptr,
- rx_lengths[i],
- 1,
- NULL);//(unsigned int*)crc_status);
- UE_list->eNB_UE_stats[CC_idP][UE_id].num_pdu_rx[rx_lcids[i]]+=1;
- UE_list->eNB_UE_stats[CC_idP][UE_id].num_bytes_rx[rx_lcids[i]]+=rx_lengths[i];
-
- }
- // }
- break;
- case DTCH: // default DRB
- // if(eNB_mac_inst[module_idP][CC_idP].Dcch_lchan[UE_id].Active==1){
-
+
+ // This check is just to make sure we didn't get a bogus SDU length, to be removed ...
+ if (rx_lengths[i]<CCCH_PAYLOAD_SIZE_MAX) {
+ LOG_D(MAC,"[eNB %d] Frame %d : ULSCH -> UL-DCCH, received %d bytes form UE %d on LCID %d \n",
+ enb_mod_idP,frameP, rx_lengths[i], UE_id, rx_lcids[i]);
+
+ mac_rlc_data_ind(enb_mod_idP,UE_id, frameP,ENB_FLAG_YES,MBMS_FLAG_NO,
+ rx_lcids[i],
+ (char *)payload_ptr,
+ rx_lengths[i],
+ 1,
+ NULL);//(unsigned int*)crc_status);
+ UE_list->eNB_UE_stats[CC_idP][UE_id].num_pdu_rx[rx_lcids[i]]+=1;
+ UE_list->eNB_UE_stats[CC_idP][UE_id].num_bytes_rx[rx_lcids[i]]+=rx_lengths[i];
+
+ }
+ // }
+ break;
+ case DTCH: // default DRB
+ // if(eNB_mac_inst[module_idP][CC_idP].Dcch_lchan[UE_id].Active==1){
+
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
- LOG_T(MAC,"offset: %d\n",(unsigned char)((unsigned char*)payload_ptr-sduP));
- for (j=0;j<32;j++)
- LOG_T(MAC,"%x ",payload_ptr[j]);
- LOG_T(MAC,"\n");
+ LOG_T(MAC,"offset: %d\n",(unsigned char)((unsigned char*)payload_ptr-sduP));
+ for (j=0;j<32;j++)
+ LOG_T(MAC,"%x ",payload_ptr[j]);
+ LOG_T(MAC,"\n");
#endif
-
- LOG_D(MAC,"[eNB %d] Frame %d : ULSCH -> UL-DTCH, received %d bytes from UE %d for lcid %d\n",
- enb_mod_idP,frameP, rx_lengths[i], UE_id,rx_lcids[i]);
-
- if ((rx_lengths[i] <SCH_PAYLOAD_SIZE_MAX) && (rx_lengths[i] > 0) ) { // MAX SIZE OF transport block
- mac_rlc_data_ind(enb_mod_idP,UE_id, frameP,ENB_FLAG_YES,MBMS_FLAG_NO,
- DTCH,
- (char *)payload_ptr,
- rx_lengths[i],
- 1,
- NULL);//(unsigned int*)crc_status);
- UE_list->eNB_UE_stats[CC_idP][UE_id].num_pdu_rx[rx_lcids[i]]+=1;
- UE_list->eNB_UE_stats[CC_idP][UE_id].num_bytes_rx[rx_lcids[i]]+=rx_lengths[i];
- }
- // }
- break;
- default : //if (rx_lcids[i] >= DTCH) {
- UE_list->eNB_UE_stats[CC_idP][UE_id].num_errors_rx+=1;
- LOG_E(MAC,"[eNB %d] Frame %d : received unsupported or unknown LCID %d from UE %d ", enb_mod_idP, frameP, rx_lcids[i], UE_id);
- break;
+
+ LOG_D(MAC,"[eNB %d] Frame %d : ULSCH -> UL-DTCH, received %d bytes from UE %d for lcid %d\n",
+ enb_mod_idP,frameP, rx_lengths[i], UE_id,rx_lcids[i]);
+
+ if ((rx_lengths[i] <SCH_PAYLOAD_SIZE_MAX) && (rx_lengths[i] > 0) ) { // MAX SIZE OF transport block
+ mac_rlc_data_ind(enb_mod_idP,UE_id, frameP,ENB_FLAG_YES,MBMS_FLAG_NO,
+ DTCH,
+ (char *)payload_ptr,
+ rx_lengths[i],
+ 1,
+ NULL);//(unsigned int*)crc_status);
+ UE_list->eNB_UE_stats[CC_idP][UE_id].num_pdu_rx[rx_lcids[i]]+=1;
+ UE_list->eNB_UE_stats[CC_idP][UE_id].num_bytes_rx[rx_lcids[i]]+=rx_lengths[i];
+ }
+ // }
+ break;
+ default : //if (rx_lcids[i] >= DTCH) {
+ UE_list->eNB_UE_stats[CC_idP][UE_id].num_errors_rx+=1;
+ LOG_E(MAC,"[eNB %d] Frame %d : received unsupported or unknown LCID %d from UE %d ", enb_mod_idP, frameP, rx_lcids[i], UE_id);
+ break;
+ }
+ payload_ptr+=rx_lengths[i];
+
}
- payload_ptr+=rx_lengths[i];
-
- }
- /* NN--> FK: we could either check the payload, or use a phy helper to detect a false msg3 */
- if ((num_sdu == 0) && (num_ce==0)){
- UE_list->eNB_UE_stats[CC_idP][UE_id].total_num_errors_rx+=1;
- if (msg3_flagP != NULL){
- if( *msg3_flagP == 1 ) {
- LOG_N(MAC,"[eNB %d] frame %d : false msg3 detection: signal phy to canceling RA and remove the UE\n", enb_mod_idP, frameP);
- *msg3_flagP=0;
- }
+ /* NN--> FK: we could either check the payload, or use a phy helper to detect a false msg3 */
+ if ((num_sdu == 0) && (num_ce==0)){
+ UE_list->eNB_UE_stats[CC_idP][UE_id].total_num_errors_rx+=1;
+ if (msg3_flagP != NULL){
+ if( *msg3_flagP == 1 ) {
+ LOG_N(MAC,"[eNB %d] frame %d : false msg3 detection: signal phy to canceling RA and remove the UE\n", enb_mod_idP, frameP);
+ *msg3_flagP=0;
+ }
+ }
+ }else {
+ UE_list->eNB_UE_stats[CC_idP][UE_id].total_pdu_bytes_rx+=sdu_lenP;
+ UE_list->eNB_UE_stats[CC_idP][UE_id].total_num_pdus_rx+=1;
}
- }else {
- UE_list->eNB_UE_stats[CC_idP][UE_id].total_pdu_bytes_rx+=sdu_lenP;
- UE_list->eNB_UE_stats[CC_idP][UE_id].total_num_pdus_rx+=1;
- }
- vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_RX_SDU,0);
- stop_meas(&eNB->rx_ulsch_sdu);
+ vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_RX_SDU,0);
+ stop_meas(&eNB->rx_ulsch_sdu);
}
uint32_t bytes_to_bsr_index(int32_t nbytes) {
- uint32_t i=0;
+ uint32_t i=0;
- if (nbytes<0)
- return(0);
+ if (nbytes<0)
+ return(0);
- while ((i<BSR_TABLE_SIZE)&&
- (BSR_TABLE[i]<=nbytes)){
- i++;
- }
- return(i-1);
+ while ((i<BSR_TABLE_SIZE)&&
+ (BSR_TABLE[i]<=nbytes)){
+ i++;
+ }
+ return(i-1);
}
void adjust_bsr_info(int buffer_occupancy,
- uint16_t TBS,
- UE_TEMPLATE *UE_template){
-
- uint32_t tmp_bsr;
-
- // could not serve all the uplink traffic
- if (buffer_occupancy > 0 ) {
- if (BSR_TABLE[UE_template->bsr_info[LCGID0]] <= TBS ) {
- tmp_bsr = BSR_TABLE[UE_template->bsr_info[LCGID0]]; // serving this amout of bytes
- UE_template->bsr_info[LCGID0] = 0;
- if (BSR_TABLE[UE_template->bsr_info[LCGID1]] <= (TBS-tmp_bsr)) {
- tmp_bsr += BSR_TABLE[UE_template->bsr_info[LCGID1]];
- UE_template->bsr_info[LCGID1] = 0;
- if (BSR_TABLE[UE_template->bsr_info[LCGID2]] <= (TBS-tmp_bsr)) {
- tmp_bsr += BSR_TABLE[UE_template->bsr_info[LCGID2]];
- UE_template->bsr_info[LCGID2] = 0;
- if (BSR_TABLE[UE_template->bsr_info[LCGID3]] <= (TBS-tmp_bsr)) {
- tmp_bsr += BSR_TABLE[UE_template->bsr_info[LCGID3]];
- UE_template->bsr_info[LCGID3] = 0;
- } else {
- UE_template->bsr_info[LCGID3] = bytes_to_bsr_index((int32_t)BSR_TABLE[UE_template->bsr_info[LCGID3]] - ((int32_t) TBS - (int32_t)tmp_bsr));
- }
- }
- else {
- UE_template->bsr_info[LCGID2] = bytes_to_bsr_index((int32_t)BSR_TABLE[UE_template->bsr_info[LCGID2]] - ((int32_t)TBS - (int32_t)tmp_bsr));
- }
- }
- else {
- UE_template->bsr_info[LCGID1] = bytes_to_bsr_index((int32_t)BSR_TABLE[UE_template->bsr_info[LCGID1]] - ((int32_t)TBS - (int32_t)tmp_bsr));
- }
+ uint16_t TBS,
+ UE_TEMPLATE *UE_template){
+
+ uint32_t tmp_bsr;
+
+ // could not serve all the uplink traffic
+ if (buffer_occupancy > 0 ) {
+ if (BSR_TABLE[UE_template->bsr_info[LCGID0]] <= TBS ) {
+ tmp_bsr = BSR_TABLE[UE_template->bsr_info[LCGID0]]; // serving this amout of bytes
+ UE_template->bsr_info[LCGID0] = 0;
+ if (BSR_TABLE[UE_template->bsr_info[LCGID1]] <= (TBS-tmp_bsr)) {
+ tmp_bsr += BSR_TABLE[UE_template->bsr_info[LCGID1]];
+ UE_template->bsr_info[LCGID1] = 0;
+ if (BSR_TABLE[UE_template->bsr_info[LCGID2]] <= (TBS-tmp_bsr)) {
+ tmp_bsr += BSR_TABLE[UE_template->bsr_info[LCGID2]];
+ UE_template->bsr_info[LCGID2] = 0;
+ if (BSR_TABLE[UE_template->bsr_info[LCGID3]] <= (TBS-tmp_bsr)) {
+ tmp_bsr += BSR_TABLE[UE_template->bsr_info[LCGID3]];
+ UE_template->bsr_info[LCGID3] = 0;
+ } else {
+ UE_template->bsr_info[LCGID3] = bytes_to_bsr_index((int32_t)BSR_TABLE[UE_template->bsr_info[LCGID3]] - ((int32_t) TBS - (int32_t)tmp_bsr));
+ }
+ }
+ else {
+ UE_template->bsr_info[LCGID2] = bytes_to_bsr_index((int32_t)BSR_TABLE[UE_template->bsr_info[LCGID2]] - ((int32_t)TBS - (int32_t)tmp_bsr));
+ }
+ }
+ else {
+ UE_template->bsr_info[LCGID1] = bytes_to_bsr_index((int32_t)BSR_TABLE[UE_template->bsr_info[LCGID1]] - ((int32_t)TBS - (int32_t)tmp_bsr));
+ }
+ }
+ else {
+ UE_template->bsr_info[LCGID0] = bytes_to_bsr_index((int32_t)BSR_TABLE[UE_template->bsr_info[LCGID0]] - (int32_t)TBS);
+ }
}
- else {
- UE_template->bsr_info[LCGID0] = bytes_to_bsr_index((int32_t)BSR_TABLE[UE_template->bsr_info[LCGID0]] - (int32_t)TBS);
+ else { // we have flushed all buffers so clear bsr
+ UE_template->bsr_info[LCGID0] = 0;
+ UE_template->bsr_info[LCGID1] = 0;
+ UE_template->bsr_info[LCGID2] = 0;
+ UE_template->bsr_info[LCGID3] = 0;
}
- }
- else { // we have flushed all buffers so clear bsr
- UE_template->bsr_info[LCGID0] = 0;
- UE_template->bsr_info[LCGID1] = 0;
- UE_template->bsr_info[LCGID2] = 0;
- UE_template->bsr_info[LCGID3] = 0;
- }
}
void add_ue_ulsch_info(module_id_t module_idP, int CC_id, int UE_id, sub_frame_t subframeP, UE_ULSCH_STATUS status){
- eNB_ulsch_info[module_idP][CC_id][UE_id].rnti = UE_RNTI(module_idP,UE_id);
- eNB_ulsch_info[module_idP][CC_id][UE_id].subframe = subframeP;
- eNB_ulsch_info[module_idP][CC_id][UE_id].status = status;
+ eNB_ulsch_info[module_idP][CC_id][UE_id].rnti = UE_RNTI(module_idP,UE_id);
+ eNB_ulsch_info[module_idP][CC_id][UE_id].subframe = subframeP;
+ eNB_ulsch_info[module_idP][CC_id][UE_id].status = status;
- eNB_ulsch_info[module_idP][CC_id][UE_id].serving_num++;
+ eNB_ulsch_info[module_idP][CC_id][UE_id].serving_num++;
}
@@ -416,130 +416,130 @@ int schedule_next_ulue(module_id_t module_idP, int UE_id, sub_frame_t subframeP)
return next_ue;
}
-*/
+ */
unsigned char *parse_ulsch_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_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)
- not_done = 0;
-
- lcid = ((SCH_SUBHEADER_FIXED *)mac_header_ptr)->LCID;
- if (lcid < EXTENDED_POWER_HEADROOM) {
- 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_SHORT *)mac_header_ptr)->F == 0) {
- length = ((SCH_SUBHEADER_SHORT *)mac_header_ptr)->L;
- mac_header_ptr += 2;//sizeof(SCH_SUBHEADER_SHORT);
- }
- else { // 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;//sizeof(SCH_SUBHEADER_LONG);
- }
- }
- LOG_D(MAC,"[eNB] sdu %d lcid %d tb_length %d length %d (offset now %d)\n",
- num_sdus,lcid,tb_length, length,mac_header_ptr-mac_header);
- rx_lcids[num_sdus] = lcid;
- rx_lengths[num_sdus] = length;
- num_sdus++;
- }
- else { // This is a control element subheader POWER_HEADROOM, BSR and CRNTI
- if (lcid == SHORT_PADDING) {
- mac_header_ptr++;
- }
- else {
- rx_ces[num_ces] = lcid;
- num_ces++;
- mac_header_ptr++;
- if (lcid==LONG_BSR)
- ce_len+=3;
- else if (lcid==CRNTI)
- ce_len+=2;
- else if ((lcid==POWER_HEADROOM) || (lcid==TRUNCATED_BSR)|| (lcid== SHORT_BSR))
- ce_len++;
- else {
- LOG_E(MAC,"unknown CE %d \n", lcid);
- mac_xface->macphy_exit("unknown CE");
- }
- }
+ 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_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)
+ not_done = 0;
+
+ lcid = ((SCH_SUBHEADER_FIXED *)mac_header_ptr)->LCID;
+ if (lcid < EXTENDED_POWER_HEADROOM) {
+ 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_SHORT *)mac_header_ptr)->F == 0) {
+ length = ((SCH_SUBHEADER_SHORT *)mac_header_ptr)->L;
+ mac_header_ptr += 2;//sizeof(SCH_SUBHEADER_SHORT);
+ }
+ else { // 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;//sizeof(SCH_SUBHEADER_LONG);
+ }
+ }
+ LOG_D(MAC,"[eNB] sdu %d lcid %d tb_length %d length %d (offset now %d)\n",
+ num_sdus,lcid,tb_length, length,mac_header_ptr-mac_header);
+ rx_lcids[num_sdus] = lcid;
+ rx_lengths[num_sdus] = length;
+ num_sdus++;
+ }
+ else { // This is a control element subheader POWER_HEADROOM, BSR and CRNTI
+ if (lcid == SHORT_PADDING) {
+ mac_header_ptr++;
+ }
+ else {
+ rx_ces[num_ces] = lcid;
+ num_ces++;
+ mac_header_ptr++;
+ if (lcid==LONG_BSR)
+ ce_len+=3;
+ else if (lcid==CRNTI)
+ ce_len+=2;
+ else if ((lcid==POWER_HEADROOM) || (lcid==TRUNCATED_BSR)|| (lcid== SHORT_BSR))
+ ce_len++;
+ else {
+ LOG_E(MAC,"unknown CE %d \n", lcid);
+ mac_xface->macphy_exit("unknown CE");
+ }
+ }
+ }
}
- }
- *num_ce = num_ces;
- *num_sdu = num_sdus;
+ *num_ce = num_ces;
+ *num_sdu = num_sdus;
- return(mac_header_ptr);
+ return(mac_header_ptr);
}
void schedule_ulsch(module_id_t module_idP, frame_t frameP,unsigned char cooperation_flag,sub_frame_t subframeP, unsigned char sched_subframe,
- unsigned int *nCCE) {//,int calibration_flag) {
-
-
- unsigned int nCCE_available[MAX_NUM_CCs];
- uint16_t first_rb[MAX_NUM_CCs],i;
- int CC_id;
- eNB_MAC_INST *eNB=&eNB_mac_inst[module_idP];
-
- start_meas(&eNB->schedule_ulsch);
-
-
- for (CC_id=0;CC_id<MAX_NUM_CCs;CC_id++) {
-
- first_rb[CC_id] = 1;
- nCCE_available[CC_id] = mac_xface->get_nCCE_max(module_idP,CC_id) - nCCE[CC_id];
-
- // UE data info;
- // check which UE has data to transmit
- // function to decide the scheduling
- // e.g. scheduling_rslt = Greedy(granted_UEs, nb_RB)
-
- // default function for default scheduling
- //
-
- // output of scheduling, the UE numbers in RBs, where it is in the code???
- // check if RA (Msg3) is active in this subframeP, if so skip the PRBs used for Msg3
- // Msg3 is using 1 PRB so we need to increase first_rb accordingly
- // not sure about the break (can there be more than 1 active RA procedure?)
-
- for (i=0;i<NB_RA_PROC_MAX;i++) {
- if ((eNB->common_channels[CC_id].RA_template[i].RA_active == TRUE) &&
- (eNB->common_channels[CC_id].RA_template[i].generate_rar == 0) &&
- (eNB->common_channels[CC_id].RA_template[i].Msg3_subframe == sched_subframe)) {
- first_rb[CC_id]++;
- break;
- }
+ unsigned int *nCCE) {//,int calibration_flag) {
+
+
+ unsigned int nCCE_available[MAX_NUM_CCs];
+ uint16_t first_rb[MAX_NUM_CCs],i;
+ int CC_id;
+ eNB_MAC_INST *eNB=&eNB_mac_inst[module_idP];
+
+ start_meas(&eNB->schedule_ulsch);
+
+
+ for (CC_id=0;CC_id<MAX_NUM_CCs;CC_id++) {
+
+ first_rb[CC_id] = 1;
+ nCCE_available[CC_id] = mac_xface->get_nCCE_max(module_idP,CC_id) - nCCE[CC_id];
+
+ // UE data info;
+ // check which UE has data to transmit
+ // function to decide the scheduling
+ // e.g. scheduling_rslt = Greedy(granted_UEs, nb_RB)
+
+ // default function for default scheduling
+ //
+
+ // output of scheduling, the UE numbers in RBs, where it is in the code???
+ // check if RA (Msg3) is active in this subframeP, if so skip the PRBs used for Msg3
+ // Msg3 is using 1 PRB so we need to increase first_rb accordingly
+ // not sure about the break (can there be more than 1 active RA procedure?)
+
+ for (i=0;i<NB_RA_PROC_MAX;i++) {
+ if ((eNB->common_channels[CC_id].RA_template[i].RA_active == TRUE) &&
+ (eNB->common_channels[CC_id].RA_template[i].generate_rar == 0) &&
+ (eNB->common_channels[CC_id].RA_template[i].Msg3_subframe == sched_subframe)) {
+ first_rb[CC_id]++;
+ break;
+ }
+ }
}
- }
- schedule_ulsch_rnti(module_idP, cooperation_flag, frameP, subframeP, sched_subframe, nCCE, nCCE_available, first_rb);
-
+ schedule_ulsch_rnti(module_idP, cooperation_flag, frameP, subframeP, sched_subframe, nCCE, nCCE_available, first_rb);
+
#ifdef CBA
- schedule_ulsch_cba_rnti(module_idP, cooperation_flag, frameP, subframeP, sched_subframe, nCCE, nCCE_available, first_rb);
+ schedule_ulsch_cba_rnti(module_idP, cooperation_flag, frameP, subframeP, sched_subframe, nCCE, nCCE_available, first_rb);
#endif
- stop_meas(&eNB->schedule_ulsch);
-
+ stop_meas(&eNB->schedule_ulsch);
+
}
@@ -553,534 +553,534 @@ void schedule_ulsch_rnti(module_id_t module_idP,
unsigned int *nCCE_available,
uint16_t *first_rb){
- int UE_id;
- uint8_t aggregation = 2;
- rnti_t rnti = -1;
- uint8_t round = 0;
- uint8_t harq_pid = 0;
- void *ULSCH_dci = NULL;
- LTE_eNB_UE_stats *eNB_UE_stats = NULL;
- DCI_PDU *DCI_pdu;
- uint8_t status = 0;
- uint8_t rb_table_index = -1;
- uint16_t TBS,i;
- int32_t buffer_occupancy=0;
- uint32_t cqi_req,cshift,ndi,mcs,rballoc,tpc;
- int32_t normalized_rx_power, target_rx_power=-90;
- static int32_t tpc_accumulated=0;
-
- int n,CC_id;
- eNB_MAC_INST *eNB=&eNB_mac_inst[module_idP];
- UE_list_t *UE_list=&eNB->UE_list;
- UE_TEMPLATE *UE_template;
- int rvidx_tab[4] = {0,2,3,1};
- LTE_DL_FRAME_PARMS *frame_parms;
-
-
- // LOG_I(MAC,"entering ulsch preprocesor\n");
-
- ulsch_scheduler_pre_processor(module_idP,
- frameP,
- subframeP,
- first_rb,
- aggregation,
- nCCE);
-
- // LOG_I(MAC,"exiting ulsch preprocesor\n");
-
- // loop over all active UEs
- for (UE_id=UE_list->head_ul;UE_id>=0;UE_id=UE_list->next_ul[UE_id]) {
-
- // don't schedule if Msg4 is not received yet
- if (UE_list->UE_template[UE_PCCID(module_idP,UE_id)][UE_id].configured==FALSE)
- continue;
-
- rnti = UE_RNTI(module_idP,UE_id);
- if (rnti==0) {
- LOG_W(MAC,"[eNB %d] frame %d subfarme %d, UE %d CC %d: no RNTI \n", module_idP,frameP,subframeP,UE_id,CC_id);
- continue;
- }
-
- // loop over all active UL CC_ids for this UE
- for (n=0;n<UE_list->numactiveULCCs[UE_id];n++) {
- // This is the actual CC_id in the list
- CC_id = UE_list->ordered_ULCCids[n][UE_id];
- frame_parms = mac_xface->get_lte_frame_parms(module_idP,CC_id);
- eNB_UE_stats = mac_xface->get_eNB_UE_stats(module_idP,CC_id,rnti);
- if (eNB_UE_stats==NULL){
- LOG_W(MAC,"[eNB %d] frame %d subframe %d, UE %d CC %d: no PHY context\n", module_idP,frameP,subframeP,UE_id,CC_id);
- continue; // mac_xface->macphy_exit("[MAC][eNB] Cannot find eNB_UE_stats\n");
- }
- if (nCCE_available[CC_id] < (1<<aggregation)){
- LOG_W(MAC,"[eNB %d] frame %d subframe %d, UE %d CC %d: not enough nCCE (%d)\n", module_idP,frameP,subframeP,UE_id,CC_id,nCCE_available[CC_id]);
- continue; // break;
- }
-
-
- if (eNB_UE_stats->mode == PUSCH) { // ue has a ulsch channel
-
- DCI_pdu = &eNB->common_channels[CC_id].DCI_pdu;
- UE_template = &UE_list->UE_template[CC_id][UE_id];
-
- if (mac_xface->get_ue_active_harq_pid(module_idP,CC_id,rnti,frameP,subframeP,&harq_pid,&round,1) == -1 ){
- LOG_W(MAC,"[eNB %d] Scheduler Frame %d, subframeP: candidate harq_pid from PHY for UE %d CC %d RNTI %x\n",
- module_idP,frameP,subframeP, UE_id, CC_id, rnti);
- // NN --> RK: Don't schedule UE if we cannot get harq pid
- //should we continue or set harq_pid to 0?
- continue;
- }else
- LOG_T(MAC,"[eNB %d] Frame %d, subframeP %d, UE %d CC %d : got harq pid %d round %d (nCCE %d, rnti %x,mode %s)\n",
- module_idP,frameP,subframeP,UE_id,CC_id, harq_pid, round,nCCE[CC_id],rnti,mode_string[eNB_UE_stats->mode]);
-
+ int UE_id;
+ uint8_t aggregation = 2;
+ rnti_t rnti = -1;
+ uint8_t round = 0;
+ uint8_t harq_pid = 0;
+ void *ULSCH_dci = NULL;
+ LTE_eNB_UE_stats *eNB_UE_stats = NULL;
+ DCI_PDU *DCI_pdu;
+ uint8_t status = 0;
+ uint8_t rb_table_index = -1;
+ uint16_t TBS,i;
+ int32_t buffer_occupancy=0;
+ uint32_t cqi_req,cshift,ndi,mcs,rballoc,tpc;
+ int32_t normalized_rx_power, target_rx_power=-90;
+ static int32_t tpc_accumulated=0;
+
+ int n,CC_id;
+ eNB_MAC_INST *eNB=&eNB_mac_inst[module_idP];
+ UE_list_t *UE_list=&eNB->UE_list;
+ UE_TEMPLATE *UE_template;
+ int rvidx_tab[4] = {0,2,3,1};
+ LTE_DL_FRAME_PARMS *frame_parms;
+
+
+ // LOG_I(MAC,"entering ulsch preprocesor\n");
+
+ ulsch_scheduler_pre_processor(module_idP,
+ frameP,
+ subframeP,
+ first_rb,
+ aggregation,
+ nCCE);
+
+ // LOG_I(MAC,"exiting ulsch preprocesor\n");
+
+ // loop over all active UEs
+ for (UE_id=UE_list->head_ul;UE_id>=0;UE_id=UE_list->next_ul[UE_id]) {
+
+ // don't schedule if Msg4 is not received yet
+ if (UE_list->UE_template[UE_PCCID(module_idP,UE_id)][UE_id].configured==FALSE)
+ continue;
+
+ rnti = UE_RNTI(module_idP,UE_id);
+ if (rnti==0) {
+ LOG_W(MAC,"[eNB %d] frame %d subfarme %d, UE %d CC %d: no RNTI \n", module_idP,frameP,subframeP,UE_id,CC_id);
+ continue;
+ }
+
+ // loop over all active UL CC_ids for this UE
+ for (n=0;n<UE_list->numactiveULCCs[UE_id];n++) {
+ // This is the actual CC_id in the list
+ CC_id = UE_list->ordered_ULCCids[n][UE_id];
+ frame_parms = mac_xface->get_lte_frame_parms(module_idP,CC_id);
+ eNB_UE_stats = mac_xface->get_eNB_UE_stats(module_idP,CC_id,rnti);
+ if (eNB_UE_stats==NULL){
+ LOG_W(MAC,"[eNB %d] frame %d subframe %d, UE %d CC %d: no PHY context\n", module_idP,frameP,subframeP,UE_id,CC_id);
+ continue; // mac_xface->macphy_exit("[MAC][eNB] Cannot find eNB_UE_stats\n");
+ }
+ if (nCCE_available[CC_id] < (1<<aggregation)){
+ LOG_W(MAC,"[eNB %d] frame %d subframe %d, UE %d CC %d: not enough nCCE (%d)\n", module_idP,frameP,subframeP,UE_id,CC_id,nCCE_available[CC_id]);
+ continue; // break;
+ }
+
+
+ if (eNB_UE_stats->mode == PUSCH) { // ue has a ulsch channel
+
+ DCI_pdu = &eNB->common_channels[CC_id].DCI_pdu;
+ UE_template = &UE_list->UE_template[CC_id][UE_id];
+
+ if (mac_xface->get_ue_active_harq_pid(module_idP,CC_id,rnti,frameP,subframeP,&harq_pid,&round,1) == -1 ){
+ LOG_W(MAC,"[eNB %d] Scheduler Frame %d, subframeP: candidate harq_pid from PHY for UE %d CC %d RNTI %x\n",
+ module_idP,frameP,subframeP, UE_id, CC_id, rnti);
+ // NN --> RK: Don't schedule UE if we cannot get harq pid
+ //should we continue or set harq_pid to 0?
+ continue;
+ }else
+ LOG_T(MAC,"[eNB %d] Frame %d, subframeP %d, UE %d CC %d : got harq pid %d round %d (nCCE %d, rnti %x,mode %s)\n",
+ module_idP,frameP,subframeP,UE_id,CC_id, harq_pid, round,nCCE[CC_id],rnti,mode_string[eNB_UE_stats->mode]);
+
#ifndef EXMIMO_IOT
- if (((UE_is_to_be_scheduled(module_idP,CC_id,UE_id)>0)) || (round>0) || ((frameP%10)==0))
- // if there is information on bsr of DCCH, DTCH or if there is UL_SR, or if there is a packet to retransmit, or we want to schedule a periodic feedback every 10 frames
+ if (((UE_is_to_be_scheduled(module_idP,CC_id,UE_id)>0)) || (round>0) || ((frameP%10)==0))
+ // if there is information on bsr of DCCH, DTCH or if there is UL_SR, or if there is a packet to retransmit, or we want to schedule a periodic feedback every 10 frames
#else
- if (round==0)
+ if (round==0)
#endif
- {
- // reset the scheduling request
- UE_template->ul_SR = 0;
- aggregation = process_ue_cqi(module_idP,UE_id); // =2 by default!!
- status = mac_get_rrc_status(module_idP,1,UE_id);
- cqi_req = (status < RRC_CONNECTED)? 0:1;
-
- //power control
- //compute the expected ULSCH RX power (for the stats)
-
- // this is the normalized RX power and this should be constant (regardless of mcs
- normalized_rx_power = eNB_UE_stats->UL_rssi[0];
- target_rx_power = mac_xface->get_target_ul_rx_power(module_idP,CC_id);
- // this assumes accumulated tpc
- if (subframeP==0) {
- if (normalized_rx_power>(target_rx_power+1)) {
- tpc = 0; //-1
- tpc_accumulated--;
- }
- else if (normalized_rx_power<(target_rx_power-1)) {
- tpc = 2; //+1
- tpc_accumulated++;
- }
- else
- tpc = 1; //0
- }
- else
- tpc = 1; //0
-
- LOG_D(MAC,"[eNB %d] ULSCH scheduler: subframe %d, harq_pid %d, tpc %d, accumulated %d, normalized/target rx power %d/%d\n",module_idP,subframeP,harq_pid,tpc,tpc_accumulated,normalized_rx_power,target_rx_power);
-
-
- // new transmission
- if (round==0) {
-
- ndi = 1-UE_template->oldNDI_UL[harq_pid];
- UE_template->oldNDI_UL[harq_pid]=ndi;
- //mcs = 10;
- UE_list->eNB_UE_stats[CC_id][UE_id].ulsch_mcs2=UE_template->pre_assigned_mcs_ul;
- mcs = cmin (UE_template->pre_assigned_mcs_ul, openair_daq_vars.target_ue_ul_mcs); // adjust, based on user-defined MCS
- if (UE_template->pre_allocated_rb_table_index_ul >=0)
- rb_table_index=UE_template->pre_allocated_rb_table_index_ul;
- else {
- mcs=10;rb_table_index=5; // for PHR
- }
- UE_list->eNB_UE_stats[CC_id][UE_id].ulsch_mcs2=mcs;
- buffer_occupancy = UE_template->ul_total_buffer;
-
- while ((rb_table[rb_table_index]>(frame_parms->N_RB_UL-1-first_rb[CC_id])) &&
- (rb_table_index>0)) {
- rb_table_index--;
- }
- TBS = mac_xface->get_TBS_UL(mcs,rb_table[rb_table_index]);
- buffer_occupancy -= TBS;
- rballoc = mac_xface->computeRIV(frame_parms->N_RB_UL,
- first_rb[CC_id],
- rb_table[rb_table_index]);
- // increment for next UE allocation
- first_rb[CC_id]+=rb_table[rb_table_index];
- //store for possible retransmission
- UE_template->nb_rb_ul[harq_pid] = rb_table[rb_table_index];
-
- LOG_D(MAC,"[eNB %d][PUSCH %d/%x] Frame %d subframeP %d Scheduled UE %d (mcs %d, first rb %d, nb_rb %d, rb_table_index %d, TBS %d, harq_pid %d)\n",
- module_idP,harq_pid,rnti,frameP,subframeP,UE_id,mcs,
- first_rb[CC_id],rb_table[rb_table_index],
- rb_table_index,TBS,harq_pid);
- // Adjust BSR entries for LCGIDs
- adjust_bsr_info(buffer_occupancy,
- TBS,
- UE_template);
-
- }
- else if (round > 0) { //we schedule a retransmission
-
- ndi = UE_template->oldNDI_UL[harq_pid];
- if ((round&3)==0)
- mcs = openair_daq_vars.target_ue_ul_mcs;
- else
- mcs = rvidx_tab[round&3] + 28; //not correct for round==4!
-
-
- LOG_D(MAC,"[eNB %d][PUSCH %d/%x] Frame %d subframeP %d Scheduled UE retransmission (mcs %d, first rb %d, nb_rb %d, TBS %d, harq_pid %d, round %d)\n",
- module_idP,UE_id,rnti,frameP,subframeP,mcs,
- first_rb[CC_id],UE_template->nb_rb_ul[harq_pid],
- TBS,//mac_xface->get_TBS_UL(mcs,UE_template->nb_rb_ul[harq_pid]),
- harq_pid, round);
-
- rballoc = mac_xface->computeRIV(frame_parms->N_RB_UL,
- first_rb[CC_id],
- UE_template->nb_rb_ul[harq_pid]);
- first_rb[CC_id]+=UE_template->nb_rb_ul[harq_pid]; // increment for next UE allocation
- }
-
- // Cyclic shift for DM RS
- if(cooperation_flag == 2) {
- if(UE_id == 1)// For Distriibuted Alamouti, cyclic shift applied to 2nd UE
- cshift = 1;
- else
- cshift = 0;
- }
- else
- cshift = 0;// values from 0 to 7 can be used for mapping the cyclic shift (36.211 , Table 5.5.2.1.1-1)
-
- if (frame_parms->frame_type == TDD) {
- switch (frame_parms->N_RB_UL) {
- case 6:
- ULSCH_dci = UE_template->ULSCH_DCI[harq_pid];
-
- ((DCI0_1_5MHz_TDD_1_6_t *)ULSCH_dci)->type = 0;
- ((DCI0_1_5MHz_TDD_1_6_t *)ULSCH_dci)->hopping = 0;
- ((DCI0_1_5MHz_TDD_1_6_t *)ULSCH_dci)->rballoc = rballoc;
- ((DCI0_1_5MHz_TDD_1_6_t *)ULSCH_dci)->mcs = mcs;
- ((DCI0_1_5MHz_TDD_1_6_t *)ULSCH_dci)->ndi = ndi;
- ((DCI0_1_5MHz_TDD_1_6_t *)ULSCH_dci)->TPC = tpc;
- ((DCI0_1_5MHz_TDD_1_6_t *)ULSCH_dci)->cshift = cshift;
- ((DCI0_1_5MHz_TDD_1_6_t *)ULSCH_dci)->padding = 0;
- ((DCI0_1_5MHz_TDD_1_6_t *)ULSCH_dci)->dai = UE_template->DAI_ul[sched_subframe];
- ((DCI0_1_5MHz_TDD_1_6_t *)ULSCH_dci)->cqi_req = cqi_req;
-
- add_ue_spec_dci(DCI_pdu,
- ULSCH_dci,
- rnti,
- sizeof(DCI0_1_5MHz_TDD_1_6_t),
- aggregation,
- sizeof_DCI0_1_5MHz_TDD_1_6_t,
- format0,
- 0);
- break;
- default:
- case 25:
- ULSCH_dci = UE_template->ULSCH_DCI[harq_pid];
-
- ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->type = 0;
- ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->hopping = 0;
- ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->rballoc = rballoc;
- ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->mcs = mcs;
- ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->ndi = ndi;
- ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->TPC = tpc;
- ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->cshift = cshift;
- ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->padding = 0;
- ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->dai = UE_template->DAI_ul[sched_subframe];
- ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->cqi_req = cqi_req;
-
- add_ue_spec_dci(DCI_pdu,
- ULSCH_dci,
- rnti,
- sizeof(DCI0_5MHz_TDD_1_6_t),
- aggregation,
- sizeof_DCI0_5MHz_TDD_1_6_t,
- format0,
- 0);
- break;
- case 50:
- ULSCH_dci = UE_template->ULSCH_DCI[harq_pid];
-
- ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->type = 0;
- ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->hopping = 0;
- ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->rballoc = rballoc;
- ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->mcs = mcs;
- ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->ndi = ndi;
- ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->TPC = tpc;
- ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->cshift = cshift;
- ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->padding = 0;
- ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->dai = UE_template->DAI_ul[sched_subframe];
- ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->cqi_req = cqi_req;
-
- add_ue_spec_dci(DCI_pdu,
- ULSCH_dci,
- rnti,
- sizeof(DCI0_10MHz_TDD_1_6_t),
- aggregation,
- sizeof_DCI0_10MHz_TDD_1_6_t,
- format0,
- 0);
- break;
- case 100:
- ULSCH_dci = UE_template->ULSCH_DCI[harq_pid];
-
- ((DCI0_20MHz_TDD_1_6_t *)ULSCH_dci)->type = 0;
- ((DCI0_20MHz_TDD_1_6_t *)ULSCH_dci)->hopping = 0;
- ((DCI0_20MHz_TDD_1_6_t *)ULSCH_dci)->rballoc = rballoc;
- ((DCI0_20MHz_TDD_1_6_t *)ULSCH_dci)->mcs = mcs;
- ((DCI0_20MHz_TDD_1_6_t *)ULSCH_dci)->ndi = ndi;
- ((DCI0_20MHz_TDD_1_6_t *)ULSCH_dci)->TPC = tpc;
- ((DCI0_20MHz_TDD_1_6_t *)ULSCH_dci)->cshift = cshift;
- ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->padding = 0;
- ((DCI0_20MHz_TDD_1_6_t *)ULSCH_dci)->dai = UE_template->DAI_ul[sched_subframe];
- ((DCI0_20MHz_TDD_1_6_t *)ULSCH_dci)->cqi_req = cqi_req;
-
- add_ue_spec_dci(DCI_pdu,
- ULSCH_dci,
- rnti,
- sizeof(DCI0_20MHz_TDD_1_6_t),
- aggregation,
- sizeof_DCI0_20MHz_TDD_1_6_t,
- format0,
- 0);
- break;
- }
- } // TDD
- else { //FDD
- switch (frame_parms->N_RB_UL) {
- case 25:
- default:
-
- ULSCH_dci = UE_template->ULSCH_DCI[harq_pid];
-
- ((DCI0_5MHz_FDD_t *)ULSCH_dci)->type = 0;
- ((DCI0_5MHz_FDD_t *)ULSCH_dci)->hopping = 0;
- ((DCI0_5MHz_FDD_t *)ULSCH_dci)->rballoc = rballoc;
- ((DCI0_5MHz_FDD_t *)ULSCH_dci)->mcs = mcs;
- ((DCI0_5MHz_FDD_t *)ULSCH_dci)->ndi = ndi;
- ((DCI0_5MHz_FDD_t *)ULSCH_dci)->TPC = tpc;
- ((DCI0_5MHz_FDD_t *)ULSCH_dci)->cshift = cshift;
- ((DCI0_5MHz_FDD_t *)ULSCH_dci)->padding = 0;
- ((DCI0_5MHz_FDD_t *)ULSCH_dci)->cqi_req = cqi_req;
-
- add_ue_spec_dci(DCI_pdu,
- ULSCH_dci,
- rnti,
- sizeof(DCI0_5MHz_FDD_t),
- aggregation,
- sizeof_DCI0_5MHz_FDD_t,
- format0,
- 0);
- break;
- case 6:
- ULSCH_dci = UE_template->ULSCH_DCI[harq_pid];
-
- ((DCI0_1_5MHz_FDD_t *)ULSCH_dci)->type = 0;
- ((DCI0_1_5MHz_FDD_t *)ULSCH_dci)->hopping = 0;
- ((DCI0_1_5MHz_FDD_t *)ULSCH_dci)->rballoc = rballoc;
- ((DCI0_1_5MHz_FDD_t *)ULSCH_dci)->mcs = mcs;
- ((DCI0_1_5MHz_FDD_t *)ULSCH_dci)->ndi = ndi;
- ((DCI0_1_5MHz_FDD_t *)ULSCH_dci)->TPC = tpc;
- ((DCI0_1_5MHz_FDD_t *)ULSCH_dci)->cshift = cshift;
- ((DCI0_1_5MHz_FDD_t *)ULSCH_dci)->padding = 0;
- ((DCI0_1_5MHz_FDD_t *)ULSCH_dci)->cqi_req = cqi_req;
-
- add_ue_spec_dci(DCI_pdu,
- ULSCH_dci,
- rnti,
- sizeof(DCI0_1_5MHz_FDD_t),
- aggregation,
- sizeof_DCI0_1_5MHz_FDD_t,
- format0,
- 0);
- break;
- case 50:
- ULSCH_dci = UE_template->ULSCH_DCI[harq_pid];
-
- ((DCI0_10MHz_FDD_t *)ULSCH_dci)->type = 0;
- ((DCI0_10MHz_FDD_t *)ULSCH_dci)->hopping = 0;
- ((DCI0_10MHz_FDD_t *)ULSCH_dci)->rballoc = rballoc;
- ((DCI0_10MHz_FDD_t *)ULSCH_dci)->mcs = mcs;
- ((DCI0_10MHz_FDD_t *)ULSCH_dci)->ndi = ndi;
- ((DCI0_10MHz_FDD_t *)ULSCH_dci)->TPC = tpc;
- ((DCI0_10MHz_FDD_t *)ULSCH_dci)->padding = 0;
- ((DCI0_10MHz_FDD_t *)ULSCH_dci)->cshift = cshift;
- ((DCI0_10MHz_FDD_t *)ULSCH_dci)->cqi_req = cqi_req;
-
- add_ue_spec_dci(DCI_pdu,
- ULSCH_dci,
- rnti,
- sizeof(DCI0_10MHz_FDD_t),
- aggregation,
- sizeof_DCI0_10MHz_FDD_t,
- format0,
- 0);
- break;
- case 100:
- ULSCH_dci = UE_template->ULSCH_DCI[harq_pid];
-
- ((DCI0_20MHz_FDD_t *)ULSCH_dci)->type = 0;
- ((DCI0_20MHz_FDD_t *)ULSCH_dci)->hopping = 0;
- ((DCI0_20MHz_FDD_t *)ULSCH_dci)->rballoc = rballoc;
- ((DCI0_20MHz_FDD_t *)ULSCH_dci)->mcs = mcs;
- ((DCI0_20MHz_FDD_t *)ULSCH_dci)->ndi = ndi;
- ((DCI0_20MHz_FDD_t *)ULSCH_dci)->TPC = tpc;
- ((DCI0_20MHz_FDD_t *)ULSCH_dci)->padding = 0;
- ((DCI0_20MHz_FDD_t *)ULSCH_dci)->cshift = cshift;
- ((DCI0_20MHz_FDD_t *)ULSCH_dci)->cqi_req = cqi_req;
-
- add_ue_spec_dci(DCI_pdu,
- ULSCH_dci,
- rnti,
- sizeof(DCI0_20MHz_FDD_t),
- aggregation,
- sizeof_DCI0_20MHz_FDD_t,
- format0,
- 0);
- break;
-
- }
- }
-
- add_ue_ulsch_info(module_idP,
- CC_id,
- UE_id,
- subframeP,
- S_UL_SCHEDULED);
-
- nCCE[CC_id] = nCCE[CC_id] + (1<<aggregation);
- nCCE_available[CC_id] = mac_xface->get_nCCE_max(module_idP,CC_id) - nCCE[CC_id];
-
- LOG_D(MAC,"[eNB %d] Frame %d, subframeP %d: Generated ULSCH DCI for next UE_id %d, format 0\n", module_idP,frameP,subframeP,UE_id);
+ {
+ // reset the scheduling request
+ UE_template->ul_SR = 0;
+ aggregation = process_ue_cqi(module_idP,UE_id); // =2 by default!!
+ status = mac_get_rrc_status(module_idP,1,UE_id);
+ cqi_req = (status < RRC_CONNECTED)? 0:1;
+
+ //power control
+ //compute the expected ULSCH RX power (for the stats)
+
+ // this is the normalized RX power and this should be constant (regardless of mcs
+ normalized_rx_power = eNB_UE_stats->UL_rssi[0];
+ target_rx_power = mac_xface->get_target_ul_rx_power(module_idP,CC_id);
+ // this assumes accumulated tpc
+ if (subframeP==0) {
+ if (normalized_rx_power>(target_rx_power+1)) {
+ tpc = 0; //-1
+ tpc_accumulated--;
+ }
+ else if (normalized_rx_power<(target_rx_power-1)) {
+ tpc = 2; //+1
+ tpc_accumulated++;
+ }
+ else
+ tpc = 1; //0
+ }
+ else
+ tpc = 1; //0
+
+ LOG_D(MAC,"[eNB %d] ULSCH scheduler: subframe %d, harq_pid %d, tpc %d, accumulated %d, normalized/target rx power %d/%d\n",module_idP,subframeP,harq_pid,tpc,tpc_accumulated,normalized_rx_power,target_rx_power);
+
+
+ // new transmission
+ if (round==0) {
+
+ ndi = 1-UE_template->oldNDI_UL[harq_pid];
+ UE_template->oldNDI_UL[harq_pid]=ndi;
+ //mcs = 10;
+ UE_list->eNB_UE_stats[CC_id][UE_id].ulsch_mcs2=UE_template->pre_assigned_mcs_ul;
+ mcs = cmin (UE_template->pre_assigned_mcs_ul, openair_daq_vars.target_ue_ul_mcs); // adjust, based on user-defined MCS
+ if (UE_template->pre_allocated_rb_table_index_ul >=0)
+ rb_table_index=UE_template->pre_allocated_rb_table_index_ul;
+ else {
+ mcs=10;rb_table_index=5; // for PHR
+ }
+ UE_list->eNB_UE_stats[CC_id][UE_id].ulsch_mcs2=mcs;
+ buffer_occupancy = UE_template->ul_total_buffer;
+
+ while ((rb_table[rb_table_index]>(frame_parms->N_RB_UL-1-first_rb[CC_id])) &&
+ (rb_table_index>0)) {
+ rb_table_index--;
+ }
+ TBS = mac_xface->get_TBS_UL(mcs,rb_table[rb_table_index]);
+ buffer_occupancy -= TBS;
+ rballoc = mac_xface->computeRIV(frame_parms->N_RB_UL,
+ first_rb[CC_id],
+ rb_table[rb_table_index]);
+ // increment for next UE allocation
+ first_rb[CC_id]+=rb_table[rb_table_index];
+ //store for possible retransmission
+ UE_template->nb_rb_ul[harq_pid] = rb_table[rb_table_index];
+
+ LOG_D(MAC,"[eNB %d][PUSCH %d/%x] Frame %d subframeP %d Scheduled UE %d (mcs %d, first rb %d, nb_rb %d, rb_table_index %d, TBS %d, harq_pid %d)\n",
+ module_idP,harq_pid,rnti,frameP,subframeP,UE_id,mcs,
+ first_rb[CC_id],rb_table[rb_table_index],
+ rb_table_index,TBS,harq_pid);
+ // Adjust BSR entries for LCGIDs
+ adjust_bsr_info(buffer_occupancy,
+ TBS,
+ UE_template);
+
+ }
+ else if (round > 0) { //we schedule a retransmission
+
+ ndi = UE_template->oldNDI_UL[harq_pid];
+ if ((round&3)==0)
+ mcs = openair_daq_vars.target_ue_ul_mcs;
+ else
+ mcs = rvidx_tab[round&3] + 28; //not correct for round==4!
+
+
+ LOG_D(MAC,"[eNB %d][PUSCH %d/%x] Frame %d subframeP %d Scheduled UE retransmission (mcs %d, first rb %d, nb_rb %d, TBS %d, harq_pid %d, round %d)\n",
+ module_idP,UE_id,rnti,frameP,subframeP,mcs,
+ first_rb[CC_id],UE_template->nb_rb_ul[harq_pid],
+ TBS,//mac_xface->get_TBS_UL(mcs,UE_template->nb_rb_ul[harq_pid]),
+ harq_pid, round);
+
+ rballoc = mac_xface->computeRIV(frame_parms->N_RB_UL,
+ first_rb[CC_id],
+ UE_template->nb_rb_ul[harq_pid]);
+ first_rb[CC_id]+=UE_template->nb_rb_ul[harq_pid]; // increment for next UE allocation
+ }
+
+ // Cyclic shift for DM RS
+ if(cooperation_flag == 2) {
+ if(UE_id == 1)// For Distriibuted Alamouti, cyclic shift applied to 2nd UE
+ cshift = 1;
+ else
+ cshift = 0;
+ }
+ else
+ cshift = 0;// values from 0 to 7 can be used for mapping the cyclic shift (36.211 , Table 5.5.2.1.1-1)
+
+ if (frame_parms->frame_type == TDD) {
+ switch (frame_parms->N_RB_UL) {
+ case 6:
+ ULSCH_dci = UE_template->ULSCH_DCI[harq_pid];
+
+ ((DCI0_1_5MHz_TDD_1_6_t *)ULSCH_dci)->type = 0;
+ ((DCI0_1_5MHz_TDD_1_6_t *)ULSCH_dci)->hopping = 0;
+ ((DCI0_1_5MHz_TDD_1_6_t *)ULSCH_dci)->rballoc = rballoc;
+ ((DCI0_1_5MHz_TDD_1_6_t *)ULSCH_dci)->mcs = mcs;
+ ((DCI0_1_5MHz_TDD_1_6_t *)ULSCH_dci)->ndi = ndi;
+ ((DCI0_1_5MHz_TDD_1_6_t *)ULSCH_dci)->TPC = tpc;
+ ((DCI0_1_5MHz_TDD_1_6_t *)ULSCH_dci)->cshift = cshift;
+ ((DCI0_1_5MHz_TDD_1_6_t *)ULSCH_dci)->padding = 0;
+ ((DCI0_1_5MHz_TDD_1_6_t *)ULSCH_dci)->dai = UE_template->DAI_ul[sched_subframe];
+ ((DCI0_1_5MHz_TDD_1_6_t *)ULSCH_dci)->cqi_req = cqi_req;
+
+ add_ue_spec_dci(DCI_pdu,
+ ULSCH_dci,
+ rnti,
+ sizeof(DCI0_1_5MHz_TDD_1_6_t),
+ aggregation,
+ sizeof_DCI0_1_5MHz_TDD_1_6_t,
+ format0,
+ 0);
+ break;
+ default:
+ case 25:
+ ULSCH_dci = UE_template->ULSCH_DCI[harq_pid];
+
+ ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->type = 0;
+ ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->hopping = 0;
+ ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->rballoc = rballoc;
+ ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->mcs = mcs;
+ ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->ndi = ndi;
+ ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->TPC = tpc;
+ ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->cshift = cshift;
+ ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->padding = 0;
+ ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->dai = UE_template->DAI_ul[sched_subframe];
+ ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->cqi_req = cqi_req;
+
+ add_ue_spec_dci(DCI_pdu,
+ ULSCH_dci,
+ rnti,
+ sizeof(DCI0_5MHz_TDD_1_6_t),
+ aggregation,
+ sizeof_DCI0_5MHz_TDD_1_6_t,
+ format0,
+ 0);
+ break;
+ case 50:
+ ULSCH_dci = UE_template->ULSCH_DCI[harq_pid];
+
+ ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->type = 0;
+ ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->hopping = 0;
+ ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->rballoc = rballoc;
+ ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->mcs = mcs;
+ ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->ndi = ndi;
+ ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->TPC = tpc;
+ ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->cshift = cshift;
+ ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->padding = 0;
+ ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->dai = UE_template->DAI_ul[sched_subframe];
+ ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->cqi_req = cqi_req;
+
+ add_ue_spec_dci(DCI_pdu,
+ ULSCH_dci,
+ rnti,
+ sizeof(DCI0_10MHz_TDD_1_6_t),
+ aggregation,
+ sizeof_DCI0_10MHz_TDD_1_6_t,
+ format0,
+ 0);
+ break;
+ case 100:
+ ULSCH_dci = UE_template->ULSCH_DCI[harq_pid];
+
+ ((DCI0_20MHz_TDD_1_6_t *)ULSCH_dci)->type = 0;
+ ((DCI0_20MHz_TDD_1_6_t *)ULSCH_dci)->hopping = 0;
+ ((DCI0_20MHz_TDD_1_6_t *)ULSCH_dci)->rballoc = rballoc;
+ ((DCI0_20MHz_TDD_1_6_t *)ULSCH_dci)->mcs = mcs;
+ ((DCI0_20MHz_TDD_1_6_t *)ULSCH_dci)->ndi = ndi;
+ ((DCI0_20MHz_TDD_1_6_t *)ULSCH_dci)->TPC = tpc;
+ ((DCI0_20MHz_TDD_1_6_t *)ULSCH_dci)->cshift = cshift;
+ ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->padding = 0;
+ ((DCI0_20MHz_TDD_1_6_t *)ULSCH_dci)->dai = UE_template->DAI_ul[sched_subframe];
+ ((DCI0_20MHz_TDD_1_6_t *)ULSCH_dci)->cqi_req = cqi_req;
+
+ add_ue_spec_dci(DCI_pdu,
+ ULSCH_dci,
+ rnti,
+ sizeof(DCI0_20MHz_TDD_1_6_t),
+ aggregation,
+ sizeof_DCI0_20MHz_TDD_1_6_t,
+ format0,
+ 0);
+ break;
+ }
+ } // TDD
+ else { //FDD
+ switch (frame_parms->N_RB_UL) {
+ case 25:
+ default:
+
+ ULSCH_dci = UE_template->ULSCH_DCI[harq_pid];
+
+ ((DCI0_5MHz_FDD_t *)ULSCH_dci)->type = 0;
+ ((DCI0_5MHz_FDD_t *)ULSCH_dci)->hopping = 0;
+ ((DCI0_5MHz_FDD_t *)ULSCH_dci)->rballoc = rballoc;
+ ((DCI0_5MHz_FDD_t *)ULSCH_dci)->mcs = mcs;
+ ((DCI0_5MHz_FDD_t *)ULSCH_dci)->ndi = ndi;
+ ((DCI0_5MHz_FDD_t *)ULSCH_dci)->TPC = tpc;
+ ((DCI0_5MHz_FDD_t *)ULSCH_dci)->cshift = cshift;
+ ((DCI0_5MHz_FDD_t *)ULSCH_dci)->padding = 0;
+ ((DCI0_5MHz_FDD_t *)ULSCH_dci)->cqi_req = cqi_req;
+
+ add_ue_spec_dci(DCI_pdu,
+ ULSCH_dci,
+ rnti,
+ sizeof(DCI0_5MHz_FDD_t),
+ aggregation,
+ sizeof_DCI0_5MHz_FDD_t,
+ format0,
+ 0);
+ break;
+ case 6:
+ ULSCH_dci = UE_template->ULSCH_DCI[harq_pid];
+
+ ((DCI0_1_5MHz_FDD_t *)ULSCH_dci)->type = 0;
+ ((DCI0_1_5MHz_FDD_t *)ULSCH_dci)->hopping = 0;
+ ((DCI0_1_5MHz_FDD_t *)ULSCH_dci)->rballoc = rballoc;
+ ((DCI0_1_5MHz_FDD_t *)ULSCH_dci)->mcs = mcs;
+ ((DCI0_1_5MHz_FDD_t *)ULSCH_dci)->ndi = ndi;
+ ((DCI0_1_5MHz_FDD_t *)ULSCH_dci)->TPC = tpc;
+ ((DCI0_1_5MHz_FDD_t *)ULSCH_dci)->cshift = cshift;
+ ((DCI0_1_5MHz_FDD_t *)ULSCH_dci)->padding = 0;
+ ((DCI0_1_5MHz_FDD_t *)ULSCH_dci)->cqi_req = cqi_req;
+
+ add_ue_spec_dci(DCI_pdu,
+ ULSCH_dci,
+ rnti,
+ sizeof(DCI0_1_5MHz_FDD_t),
+ aggregation,
+ sizeof_DCI0_1_5MHz_FDD_t,
+ format0,
+ 0);
+ break;
+ case 50:
+ ULSCH_dci = UE_template->ULSCH_DCI[harq_pid];
+
+ ((DCI0_10MHz_FDD_t *)ULSCH_dci)->type = 0;
+ ((DCI0_10MHz_FDD_t *)ULSCH_dci)->hopping = 0;
+ ((DCI0_10MHz_FDD_t *)ULSCH_dci)->rballoc = rballoc;
+ ((DCI0_10MHz_FDD_t *)ULSCH_dci)->mcs = mcs;
+ ((DCI0_10MHz_FDD_t *)ULSCH_dci)->ndi = ndi;
+ ((DCI0_10MHz_FDD_t *)ULSCH_dci)->TPC = tpc;
+ ((DCI0_10MHz_FDD_t *)ULSCH_dci)->padding = 0;
+ ((DCI0_10MHz_FDD_t *)ULSCH_dci)->cshift = cshift;
+ ((DCI0_10MHz_FDD_t *)ULSCH_dci)->cqi_req = cqi_req;
+
+ add_ue_spec_dci(DCI_pdu,
+ ULSCH_dci,
+ rnti,
+ sizeof(DCI0_10MHz_FDD_t),
+ aggregation,
+ sizeof_DCI0_10MHz_FDD_t,
+ format0,
+ 0);
+ break;
+ case 100:
+ ULSCH_dci = UE_template->ULSCH_DCI[harq_pid];
+
+ ((DCI0_20MHz_FDD_t *)ULSCH_dci)->type = 0;
+ ((DCI0_20MHz_FDD_t *)ULSCH_dci)->hopping = 0;
+ ((DCI0_20MHz_FDD_t *)ULSCH_dci)->rballoc = rballoc;
+ ((DCI0_20MHz_FDD_t *)ULSCH_dci)->mcs = mcs;
+ ((DCI0_20MHz_FDD_t *)ULSCH_dci)->ndi = ndi;
+ ((DCI0_20MHz_FDD_t *)ULSCH_dci)->TPC = tpc;
+ ((DCI0_20MHz_FDD_t *)ULSCH_dci)->padding = 0;
+ ((DCI0_20MHz_FDD_t *)ULSCH_dci)->cshift = cshift;
+ ((DCI0_20MHz_FDD_t *)ULSCH_dci)->cqi_req = cqi_req;
+
+ add_ue_spec_dci(DCI_pdu,
+ ULSCH_dci,
+ rnti,
+ sizeof(DCI0_20MHz_FDD_t),
+ aggregation,
+ sizeof_DCI0_20MHz_FDD_t,
+ format0,
+ 0);
+ break;
+
+ }
+ }
+
+ add_ue_ulsch_info(module_idP,
+ CC_id,
+ UE_id,
+ subframeP,
+ S_UL_SCHEDULED);
+
+ nCCE[CC_id] = nCCE[CC_id] + (1<<aggregation);
+ nCCE_available[CC_id] = mac_xface->get_nCCE_max(module_idP,CC_id) - nCCE[CC_id];
+
+ LOG_D(MAC,"[eNB %d] Frame %d, subframeP %d: Generated ULSCH DCI for next UE_id %d, format 0\n", module_idP,frameP,subframeP,UE_id);
#ifdef DEBUG
- dump_dci(frame_parms, &DCI_pdu->dci_alloc[DCI_pdu->Num_common_dci+DCI_pdu->Num_ue_spec_dci-1]);
+ dump_dci(frame_parms, &DCI_pdu->dci_alloc[DCI_pdu->Num_common_dci+DCI_pdu->Num_ue_spec_dci-1]);
#endif
-
- } // UE_is_to_be_scheduled
- } // UE is in PUSCH
- } // loop over UE_id
- } // loop of CC_id
+
+ } // UE_is_to_be_scheduled
+ } // UE is in PUSCH
+ } // loop over UE_id
+ } // loop of CC_id
}
#ifdef CBA
void schedule_ulsch_cba_rnti(module_id_t module_idP, unsigned char cooperation_flag, frame_t frameP, sub_frame_t subframeP, unsigned char sched_subframe, unsigned int *nCCE, unsigned int *nCCE_available, uint16_t *first_rb){
- eNB_MAC_INST *eNB = &eNB_mac_inst[module_idP];
- UE_list_t *UE_list=&eNB->UE_list;
- //UE_TEMPLATE *UE_template;
- void *ULSCH_dci = NULL;
- DCI_PDU *DCI_pdu;
- uint8_t CC_id=0;
- uint8_t rb_table_index=0, aggregation=2;
- uint32_t rballoc;
- uint8_t cba_group, cba_resources;
- uint8_t required_rbs[NUM_MAX_CBA_GROUP];
- int8_t num_cba_resources[NUM_MAX_CBA_GROUP];// , weight[NUM_MAX_CBA_GROUP]
- // the following vars should become a vector [MAX_NUM_CCs]
- LTE_DL_FRAME_PARMS *frame_parms;
- int8_t available_rbs=0;
- uint8_t remaining_rbs=0;
- uint8_t allocated_rbs=0;
- uint8_t total_UEs=UE_list->num_UEs;
- uint8_t active_UEs[NUM_MAX_CBA_GROUP];
- uint8_t total_groups=eNB_mac_inst[module_idP].common_channels[CC_id].num_active_cba_groups;
- int min_rb_unit=2;
- uint8_t cba_policy=CBA_ES;
- int UE_id;
- uint8_t mcs[NUM_MAX_CBA_GROUP];
- uint32_t total_cba_resources=0;
- uint32_t total_rbs=0;
- // We compute the weight of each group and initialize some variables
-
- // loop over all active UEs
- // for (UE_id=UE_list->head_ul;UE_id>=0;UE_id=UE_list->next_ul[UE_id]) {
-
- for (cba_group=0;cba_group<total_groups;cba_group++) {
- // UEs in PUSCH with traffic
- // weight[cba_group] = 0;
- required_rbs[cba_group] = 0;
- num_cba_resources[cba_group]=0;
- active_UEs[cba_group]=0;
- mcs[cba_group]=openair_daq_vars.target_ue_ul_mcs;
- }
- //LOG_D(MAC, "[eNB ] CBA granted ues are %d\n",granted_UEs );
-
- for (CC_id=0;CC_id<MAX_NUM_CCs;CC_id++) {
-
- frame_parms=mac_xface->get_lte_frame_parms(module_idP,CC_id);
- available_rbs=frame_parms->N_RB_DL-1-first_rb[CC_id];
- remaining_rbs=available_rbs;
- total_groups=eNB_mac_inst[module_idP].common_channels[CC_id].num_active_cba_groups;
- min_rb_unit=get_min_rb_unit(module_idP,CC_id);
-
- if (available_rbs < min_rb_unit )
- continue;
-
- // remove this condition later
- // cba group template uses the exisitng UE template, and thus if a UE
- // is scheduled, the correspodning group can't be used for CBA
- // this can be fixed later
- if ((total_groups > 0) && (nCCE[CC_id] == 0)) {
- DCI_pdu = &eNB_mac_inst[module_idP].common_channels[CC_id].DCI_pdu;
-
- for (cba_group=0;
- (cba_group<total_groups) && (nCCE_available[CC_id]* (total_cba_resources+1) > (1<<aggregation));
- cba_group++) {
- // equal weight
- //weight[cba_group] = floor(total_UEs/active_groups);//find_num_active_UEs_in_cbagroup(module_idP, cba_group);
-
- for (UE_id=UE_list->head_ul;UE_id>=0;UE_id=UE_list->next_ul[UE_id]) {
- if (UE_RNTI(module_idP,UE_id)==0)
- continue;
- // simple UE identity based grouping
- if ((UE_id % total_groups) == cba_group){ // this could be simplifed to active_UEs[UE_id % total_groups]++;
- if ((mac_get_rrc_status(module_idP,1,UE_id) > RRC_CONNECTED) &&
- (UE_is_to_be_scheduled(module_idP,CC_id,UE_id) == 0))
- active_UEs[cba_group]++;
- }
- if (UE_list->UE_template[CC_id][UE_id].pre_assigned_mcs_ul <= 2)
- mcs[cba_group]= 8; // apply fixed scheduling
- else if ((UE_id % total_groups) == cba_group)
- mcs[cba_group]= cmin(mcs[cba_group],UE_list->UE_template[CC_id][UE_id].pre_assigned_mcs_ul);
- }
- mcs[cba_group]= cmin(mcs[cba_group],openair_daq_vars.target_ue_ul_mcs);
-
- if (available_rbs < min_rb_unit )
- break;
- // If the group needs some resource
- // determine the total number of allocations (one or multiple DCIs): to be refined
- if ((active_UEs[cba_group] > 0) && (eNB_mac_inst[module_idP].common_channels[CC_id].cba_rnti[cba_group] != 0)){
- // to be refined in case of : total_UEs >> weight[cba_group]*available_rbs
-
- switch(cba_policy) {
- case CBA_ES:
- required_rbs[cba_group] = (uint8_t)floor(available_rbs/total_groups); // allocate equally among groups
- num_cba_resources[cba_group]=1;
- break;
- // can't have more than one allocation for the same group/UE
- /* case CBA_ES_S:
+ eNB_MAC_INST *eNB = &eNB_mac_inst[module_idP];
+ UE_list_t *UE_list=&eNB->UE_list;
+ //UE_TEMPLATE *UE_template;
+ void *ULSCH_dci = NULL;
+ DCI_PDU *DCI_pdu;
+ uint8_t CC_id=0;
+ uint8_t rb_table_index=0, aggregation=2;
+ uint32_t rballoc;
+ uint8_t cba_group, cba_resources;
+ uint8_t required_rbs[NUM_MAX_CBA_GROUP];
+ int8_t num_cba_resources[NUM_MAX_CBA_GROUP];// , weight[NUM_MAX_CBA_GROUP]
+ // the following vars should become a vector [MAX_NUM_CCs]
+ LTE_DL_FRAME_PARMS *frame_parms;
+ int8_t available_rbs=0;
+ uint8_t remaining_rbs=0;
+ uint8_t allocated_rbs=0;
+ uint8_t total_UEs=UE_list->num_UEs;
+ uint8_t active_UEs[NUM_MAX_CBA_GROUP];
+ uint8_t total_groups=eNB_mac_inst[module_idP].common_channels[CC_id].num_active_cba_groups;
+ int min_rb_unit=2;
+ uint8_t cba_policy=CBA_ES;
+ int UE_id;
+ uint8_t mcs[NUM_MAX_CBA_GROUP];
+ uint32_t total_cba_resources=0;
+ uint32_t total_rbs=0;
+ // We compute the weight of each group and initialize some variables
+
+ // loop over all active UEs
+ // for (UE_id=UE_list->head_ul;UE_id>=0;UE_id=UE_list->next_ul[UE_id]) {
+
+ for (cba_group=0;cba_group<total_groups;cba_group++) {
+ // UEs in PUSCH with traffic
+ // weight[cba_group] = 0;
+ required_rbs[cba_group] = 0;
+ num_cba_resources[cba_group]=0;
+ active_UEs[cba_group]=0;
+ mcs[cba_group]=openair_daq_vars.target_ue_ul_mcs;
+ }
+ //LOG_D(MAC, "[eNB ] CBA granted ues are %d\n",granted_UEs );
+
+ for (CC_id=0;CC_id<MAX_NUM_CCs;CC_id++) {
+
+ frame_parms=mac_xface->get_lte_frame_parms(module_idP,CC_id);
+ available_rbs=frame_parms->N_RB_DL-1-first_rb[CC_id];
+ remaining_rbs=available_rbs;
+ total_groups=eNB_mac_inst[module_idP].common_channels[CC_id].num_active_cba_groups;
+ min_rb_unit=get_min_rb_unit(module_idP,CC_id);
+
+ if (available_rbs < min_rb_unit )
+ continue;
+
+ // remove this condition later
+ // cba group template uses the exisitng UE template, and thus if a UE
+ // is scheduled, the correspodning group can't be used for CBA
+ // this can be fixed later
+ if ((total_groups > 0) && (nCCE[CC_id] == 0)) {
+ DCI_pdu = &eNB_mac_inst[module_idP].common_channels[CC_id].DCI_pdu;
+
+ for (cba_group=0;
+ (cba_group<total_groups) && (nCCE_available[CC_id]* (total_cba_resources+1) > (1<<aggregation));
+ cba_group++) {
+ // equal weight
+ //weight[cba_group] = floor(total_UEs/active_groups);//find_num_active_UEs_in_cbagroup(module_idP, cba_group);
+
+ for (UE_id=UE_list->head_ul;UE_id>=0;UE_id=UE_list->next_ul[UE_id]) {
+ if (UE_RNTI(module_idP,UE_id)==0)
+ continue;
+ // simple UE identity based grouping
+ if ((UE_id % total_groups) == cba_group){ // this could be simplifed to active_UEs[UE_id % total_groups]++;
+ if ((mac_get_rrc_status(module_idP,1,UE_id) > RRC_CONNECTED) &&
+ (UE_is_to_be_scheduled(module_idP,CC_id,UE_id) == 0))
+ active_UEs[cba_group]++;
+ }
+ if (UE_list->UE_template[CC_id][UE_id].pre_assigned_mcs_ul <= 2)
+ mcs[cba_group]= 8; // apply fixed scheduling
+ else if ((UE_id % total_groups) == cba_group)
+ mcs[cba_group]= cmin(mcs[cba_group],UE_list->UE_template[CC_id][UE_id].pre_assigned_mcs_ul);
+ }
+ mcs[cba_group]= cmin(mcs[cba_group],openair_daq_vars.target_ue_ul_mcs);
+
+ if (available_rbs < min_rb_unit )
+ break;
+ // If the group needs some resource
+ // determine the total number of allocations (one or multiple DCIs): to be refined
+ if ((active_UEs[cba_group] > 0) && (eNB_mac_inst[module_idP].common_channels[CC_id].cba_rnti[cba_group] != 0)){
+ // to be refined in case of : total_UEs >> weight[cba_group]*available_rbs
+
+ switch(cba_policy) {
+ case CBA_ES:
+ required_rbs[cba_group] = (uint8_t)floor(available_rbs/total_groups); // allocate equally among groups
+ num_cba_resources[cba_group]=1;
+ break;
+ // can't have more than one allocation for the same group/UE
+ /* case CBA_ES_S:
required_rbs[cba_group] = (uint8_t)floor(available_rbs/total_groups); // allocate equally among groups
if (required_rbs[cba_group] > min_rb_unit)
num_cba_resources[cba_group]=(uint8_t)(required_rbs[cba_group]/ min_rb_unit);
break;*/
- case CBA_PF:
- required_rbs[cba_group] = (uint8_t)floor((active_UEs[cba_group]*available_rbs)/total_UEs);
- num_cba_resources[cba_group]=1;
- break;
- /* case CBA_PF_S:
+ case CBA_PF:
+ required_rbs[cba_group] = (uint8_t)floor((active_UEs[cba_group]*available_rbs)/total_UEs);
+ num_cba_resources[cba_group]=1;
+ break;
+ /* case CBA_PF_S:
required_rbs[cba_group] = (uint8_t)ceil((active_UEs[cba_group]*available_rbs)/total_UEs);
if (required_rbs[cba_group] > min_rb_unit)
num_cba_resources[cba_group]=(uint8_t) floor(required_rbs[cba_group] / min_rb_unit);
break;*/
-
- default:
- LOG_W(MAC,"unknown CBA policy\n");
- break;
- }
- total_cba_resources+=num_cba_resources[cba_group];
- total_rbs+=required_rbs[cba_group];
-
- /* while ((remaining_rbs < required_rbs[cba_group]) &&
+
+ default:
+ LOG_W(MAC,"unknown CBA policy\n");
+ break;
+ }
+ total_cba_resources+=num_cba_resources[cba_group];
+ total_rbs+=required_rbs[cba_group];
+
+ /* while ((remaining_rbs < required_rbs[cba_group]) &&
(required_rbs[cba_group] > 0) &&
(required_rbs[cba_group] < min_rb_unit ))
required_rbs[cba_group]--;
- */
-
- /*
+ */
+
+ /*
while (rb_table[rb_table_index] < required_rbs[cba_group])
rb_table_index++;
@@ -1089,177 +1089,177 @@ void schedule_ulsch_cba_rnti(module_id_t module_idP, unsigned char cooperation_f
remaining_rbs-=rb_table[rb_table_index];
required_rbs[cba_group]=rb_table[rb_table_index];
- */
- // num_cba_resources[cba_group]=1;
-
- }
- }
- // phase 2 reduce the number of cba allocations among the groups
- cba_group=0;
- while (nCCE[CC_id] + (1<<aggregation) * total_cba_resources >= nCCE_available[CC_id]){
- num_cba_resources[cba_group%total_groups]--;
- total_cba_resources--;
- // LOG_N(MAC,"reducing num cba resources to %d for group %d \n", num_cba_resources[cba_group%total_groups], cba_group%total_groups );
- cba_group++;
- }
-
- if (total_cba_resources <= 0)
- return;
-
- // increase rb if any left: to be done
- cba_group=0;
- while (total_rbs < available_rbs - 1 ){
- required_rbs[cba_group%total_groups]++;
- total_rbs++;
- cba_group++;
- }
-
- // phase 3:
- for (cba_group=0;cba_group<total_groups;cba_group++) {
-
- LOG_N(MAC,"[eNB %d] Frame %d, subframe %d: cba group %d active_ues %d total groups %d mcs %d, available/required rb (%d/%d), num resources %d, ncce (%d/%d required %d \n",
- module_idP, frameP, subframeP, cba_group,active_UEs[cba_group],total_groups,
- mcs[cba_group], available_rbs,required_rbs[cba_group],
- num_cba_resources[cba_group],
- nCCE[CC_id],nCCE_available[CC_id],(1<<aggregation) * num_cba_resources[cba_group]);
-
- for (cba_resources=0; cba_resources < num_cba_resources[cba_group]; cba_resources++){
- rb_table_index =0;
- // check if there was an allocation for this group in the 1st phase
- if (required_rbs[cba_group] == 0 )
- continue;
-
- while (rb_table[rb_table_index] < (uint8_t) ceil(required_rbs[cba_group] / num_cba_resources[cba_group]) )
- rb_table_index++;
-
- while (rb_table[rb_table_index] > remaining_rbs )
- rb_table_index--;
-
- remaining_rbs-=rb_table[rb_table_index];
- allocated_rbs=rb_table[rb_table_index];
-
- rballoc = mac_xface->computeRIV(mac_xface->lte_frame_parms->N_RB_UL,
- first_rb[CC_id],
- rb_table[rb_table_index]);
-
- first_rb[CC_id]+=rb_table[rb_table_index];
- LOG_N(MAC,"[eNB %d] Frame %d, subframeP %d: schedule CBA access %d rnti %x, total/required/allocated/remaining rbs (%d/%d/%d/%d), mcs %d, rballoc %d, nCCE (%d/%d)\n",
- module_idP, frameP, subframeP, cba_group,eNB_mac_inst[module_idP].common_channels[CC_id].cba_rnti[cba_group],
- available_rbs, required_rbs[cba_group], allocated_rbs, remaining_rbs,
- mcs[cba_group],rballoc,nCCE_available[CC_id],nCCE[CC_id]);
-
- switch (frame_parms->N_RB_UL) {
- case 6:
- mac_xface->macphy_exit("[MAC][eNB] CBA RB=6 not supported \n");
- break;
- case 25:
- if (frame_parms->frame_type == TDD) {
- ULSCH_dci = UE_list->UE_template[CC_id][cba_group].ULSCH_DCI[0];
-
- ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->type = 0;
- ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->hopping = 0;
- ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->rballoc = rballoc;
- ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->mcs = mcs[cba_group];
- ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->ndi = 1;
- ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->TPC = 1;//tpc;
- ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->cshift = cba_group;
- ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->dai = UE_list->UE_template[CC_id][cba_group].DAI_ul[sched_subframe];
- ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->cqi_req = 1;
-
- //add_ue_spec_dci
- add_common_dci(DCI_pdu,
- ULSCH_dci,
- eNB_mac_inst[module_idP].common_channels[CC_id].cba_rnti[cba_group],
- sizeof(DCI0_5MHz_TDD_1_6_t),
- aggregation,
- sizeof_DCI0_5MHz_TDD_1_6_t,
- format0,
- 0);
- }
- else {
- ULSCH_dci = UE_list->UE_template[CC_id][cba_group].ULSCH_DCI[0];
-
- ((DCI0_5MHz_FDD_t *)ULSCH_dci)->type = 0;
- ((DCI0_5MHz_FDD_t *)ULSCH_dci)->hopping = 0;
- ((DCI0_5MHz_FDD_t *)ULSCH_dci)->rballoc = rballoc;
- ((DCI0_5MHz_FDD_t *)ULSCH_dci)->mcs = mcs[cba_group];
- ((DCI0_5MHz_FDD_t *)ULSCH_dci)->ndi = 1;
- ((DCI0_5MHz_FDD_t *)ULSCH_dci)->TPC = 1;//tpc;
- ((DCI0_5MHz_FDD_t *)ULSCH_dci)->cshift = cba_group;
- ((DCI0_5MHz_FDD_t *)ULSCH_dci)->cqi_req = 1;
-
- //add_ue_spec_dci
- add_common_dci(DCI_pdu,
- ULSCH_dci,
- eNB_mac_inst[module_idP].common_channels[CC_id].cba_rnti[cba_group],
- sizeof(DCI0_5MHz_FDD_t),
- aggregation,
- sizeof_DCI0_5MHz_FDD_t,
- format0,
- 0);
- }
- LOG_D(MAC,"[eNB %d] Frame %d, subframeP %d: Generated ULSCH DCI for CBA group %d, RB 25 format 0\n", module_idP,frameP,subframeP,cba_group);
- break;
- case 50:
- if (frame_parms->frame_type == TDD) {
- ULSCH_dci = UE_list->UE_template[CC_id][cba_group].ULSCH_DCI[0];
-
- ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->type = 0;
- ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->hopping = 0;
- ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->rballoc = rballoc;
- ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->mcs = mcs[cba_group];
- ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->ndi = 1;
- ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->TPC = 1;//tpc;
- ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->cshift = cba_group;
- ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->dai = UE_list->UE_template[CC_id][cba_group].DAI_ul[sched_subframe];
- ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->cqi_req = 1;
-
- //add_ue_spec_dci
- add_common_dci(DCI_pdu,
- ULSCH_dci,
- eNB_mac_inst[module_idP].common_channels[CC_id].cba_rnti[cba_group],
- sizeof(DCI0_10MHz_TDD_1_6_t),
- aggregation,
- sizeof_DCI0_10MHz_TDD_1_6_t,
- format0,
- 0);
- }
- else {
- ULSCH_dci = UE_list->UE_template[CC_id][cba_group].ULSCH_DCI[0];
-
- ((DCI0_10MHz_FDD_t *)ULSCH_dci)->type = 0;
- ((DCI0_10MHz_FDD_t *)ULSCH_dci)->hopping = 0;
- ((DCI0_10MHz_FDD_t *)ULSCH_dci)->rballoc = rballoc;
- ((DCI0_10MHz_FDD_t *)ULSCH_dci)->mcs = mcs[cba_group];
- ((DCI0_10MHz_FDD_t *)ULSCH_dci)->ndi = 1;
- ((DCI0_10MHz_FDD_t *)ULSCH_dci)->TPC = 1;//tpc;
- ((DCI0_10MHz_FDD_t *)ULSCH_dci)->cshift = cba_group;
- ((DCI0_10MHz_FDD_t *)ULSCH_dci)->cqi_req = 1;
-
- //add_ue_spec_dci
- add_common_dci(DCI_pdu,
- ULSCH_dci,
- eNB_mac_inst[module_idP].common_channels[CC_id].cba_rnti[cba_group],
- sizeof(DCI0_10MHz_FDD_t),
- aggregation,
- sizeof_DCI0_10MHz_FDD_t,
- format0,
- 0);
- }
- LOG_D(MAC,"[eNB %d] Frame %d, subframeP %d: Generated ULSCH DCI for CBA group %d, RB 50 format 0\n", module_idP,frameP,subframeP,cba_group);
- break;
- case 100:
- mac_xface->macphy_exit("[MAC][eNB] CBA RB=100 not supported \n");
- break;
- default:
- break;
- }
- nCCE[CC_id] = nCCE[CC_id] + (1<<aggregation) ;
- nCCE_available[CC_id] = mac_xface->get_nCCE_max(module_idP,CC_id) - nCCE[CC_id];
- // break;// for the moment only schedule one
- }
- }
+ */
+ // num_cba_resources[cba_group]=1;
+
+ }
+ }
+ // phase 2 reduce the number of cba allocations among the groups
+ cba_group=0;
+ while (nCCE[CC_id] + (1<<aggregation) * total_cba_resources >= nCCE_available[CC_id]){
+ num_cba_resources[cba_group%total_groups]--;
+ total_cba_resources--;
+ // LOG_N(MAC,"reducing num cba resources to %d for group %d \n", num_cba_resources[cba_group%total_groups], cba_group%total_groups );
+ cba_group++;
+ }
+
+ if (total_cba_resources <= 0)
+ return;
+
+ // increase rb if any left: to be done
+ cba_group=0;
+ while (total_rbs < available_rbs - 1 ){
+ required_rbs[cba_group%total_groups]++;
+ total_rbs++;
+ cba_group++;
+ }
+
+ // phase 3:
+ for (cba_group=0;cba_group<total_groups;cba_group++) {
+
+ LOG_N(MAC,"[eNB %d] Frame %d, subframe %d: cba group %d active_ues %d total groups %d mcs %d, available/required rb (%d/%d), num resources %d, ncce (%d/%d required %d \n",
+ module_idP, frameP, subframeP, cba_group,active_UEs[cba_group],total_groups,
+ mcs[cba_group], available_rbs,required_rbs[cba_group],
+ num_cba_resources[cba_group],
+ nCCE[CC_id],nCCE_available[CC_id],(1<<aggregation) * num_cba_resources[cba_group]);
+
+ for (cba_resources=0; cba_resources < num_cba_resources[cba_group]; cba_resources++){
+ rb_table_index =0;
+ // check if there was an allocation for this group in the 1st phase
+ if (required_rbs[cba_group] == 0 )
+ continue;
+
+ while (rb_table[rb_table_index] < (uint8_t) ceil(required_rbs[cba_group] / num_cba_resources[cba_group]) )
+ rb_table_index++;
+
+ while (rb_table[rb_table_index] > remaining_rbs )
+ rb_table_index--;
+
+ remaining_rbs-=rb_table[rb_table_index];
+ allocated_rbs=rb_table[rb_table_index];
+
+ rballoc = mac_xface->computeRIV(mac_xface->lte_frame_parms->N_RB_UL,
+ first_rb[CC_id],
+ rb_table[rb_table_index]);
+
+ first_rb[CC_id]+=rb_table[rb_table_index];
+ LOG_N(MAC,"[eNB %d] Frame %d, subframeP %d: schedule CBA access %d rnti %x, total/required/allocated/remaining rbs (%d/%d/%d/%d), mcs %d, rballoc %d, nCCE (%d/%d)\n",
+ module_idP, frameP, subframeP, cba_group,eNB_mac_inst[module_idP].common_channels[CC_id].cba_rnti[cba_group],
+ available_rbs, required_rbs[cba_group], allocated_rbs, remaining_rbs,
+ mcs[cba_group],rballoc,nCCE_available[CC_id],nCCE[CC_id]);
+
+ switch (frame_parms->N_RB_UL) {
+ case 6:
+ mac_xface->macphy_exit("[MAC][eNB] CBA RB=6 not supported \n");
+ break;
+ case 25:
+ if (frame_parms->frame_type == TDD) {
+ ULSCH_dci = UE_list->UE_template[CC_id][cba_group].ULSCH_DCI[0];
+
+ ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->type = 0;
+ ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->hopping = 0;
+ ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->rballoc = rballoc;
+ ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->mcs = mcs[cba_group];
+ ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->ndi = 1;
+ ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->TPC = 1;//tpc;
+ ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->cshift = cba_group;
+ ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->dai = UE_list->UE_template[CC_id][cba_group].DAI_ul[sched_subframe];
+ ((DCI0_5MHz_TDD_1_6_t *)ULSCH_dci)->cqi_req = 1;
+
+ //add_ue_spec_dci
+ add_common_dci(DCI_pdu,
+ ULSCH_dci,
+ eNB_mac_inst[module_idP].common_channels[CC_id].cba_rnti[cba_group],
+ sizeof(DCI0_5MHz_TDD_1_6_t),
+ aggregation,
+ sizeof_DCI0_5MHz_TDD_1_6_t,
+ format0,
+ 0);
+ }
+ else {
+ ULSCH_dci = UE_list->UE_template[CC_id][cba_group].ULSCH_DCI[0];
+
+ ((DCI0_5MHz_FDD_t *)ULSCH_dci)->type = 0;
+ ((DCI0_5MHz_FDD_t *)ULSCH_dci)->hopping = 0;
+ ((DCI0_5MHz_FDD_t *)ULSCH_dci)->rballoc = rballoc;
+ ((DCI0_5MHz_FDD_t *)ULSCH_dci)->mcs = mcs[cba_group];
+ ((DCI0_5MHz_FDD_t *)ULSCH_dci)->ndi = 1;
+ ((DCI0_5MHz_FDD_t *)ULSCH_dci)->TPC = 1;//tpc;
+ ((DCI0_5MHz_FDD_t *)ULSCH_dci)->cshift = cba_group;
+ ((DCI0_5MHz_FDD_t *)ULSCH_dci)->cqi_req = 1;
+
+ //add_ue_spec_dci
+ add_common_dci(DCI_pdu,
+ ULSCH_dci,
+ eNB_mac_inst[module_idP].common_channels[CC_id].cba_rnti[cba_group],
+ sizeof(DCI0_5MHz_FDD_t),
+ aggregation,
+ sizeof_DCI0_5MHz_FDD_t,
+ format0,
+ 0);
+ }
+ LOG_D(MAC,"[eNB %d] Frame %d, subframeP %d: Generated ULSCH DCI for CBA group %d, RB 25 format 0\n", module_idP,frameP,subframeP,cba_group);
+ break;
+ case 50:
+ if (frame_parms->frame_type == TDD) {
+ ULSCH_dci = UE_list->UE_template[CC_id][cba_group].ULSCH_DCI[0];
+
+ ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->type = 0;
+ ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->hopping = 0;
+ ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->rballoc = rballoc;
+ ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->mcs = mcs[cba_group];
+ ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->ndi = 1;
+ ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->TPC = 1;//tpc;
+ ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->cshift = cba_group;
+ ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->dai = UE_list->UE_template[CC_id][cba_group].DAI_ul[sched_subframe];
+ ((DCI0_10MHz_TDD_1_6_t *)ULSCH_dci)->cqi_req = 1;
+
+ //add_ue_spec_dci
+ add_common_dci(DCI_pdu,
+ ULSCH_dci,
+ eNB_mac_inst[module_idP].common_channels[CC_id].cba_rnti[cba_group],
+ sizeof(DCI0_10MHz_TDD_1_6_t),
+ aggregation,
+ sizeof_DCI0_10MHz_TDD_1_6_t,
+ format0,
+ 0);
+ }
+ else {
+ ULSCH_dci = UE_list->UE_template[CC_id][cba_group].ULSCH_DCI[0];
+
+ ((DCI0_10MHz_FDD_t *)ULSCH_dci)->type = 0;
+ ((DCI0_10MHz_FDD_t *)ULSCH_dci)->hopping = 0;
+ ((DCI0_10MHz_FDD_t *)ULSCH_dci)->rballoc = rballoc;
+ ((DCI0_10MHz_FDD_t *)ULSCH_dci)->mcs = mcs[cba_group];
+ ((DCI0_10MHz_FDD_t *)ULSCH_dci)->ndi = 1;
+ ((DCI0_10MHz_FDD_t *)ULSCH_dci)->TPC = 1;//tpc;
+ ((DCI0_10MHz_FDD_t *)ULSCH_dci)->cshift = cba_group;
+ ((DCI0_10MHz_FDD_t *)ULSCH_dci)->cqi_req = 1;
+
+ //add_ue_spec_dci
+ add_common_dci(DCI_pdu,
+ ULSCH_dci,
+ eNB_mac_inst[module_idP].common_channels[CC_id].cba_rnti[cba_group],
+ sizeof(DCI0_10MHz_FDD_t),
+ aggregation,
+ sizeof_DCI0_10MHz_FDD_t,
+ format0,
+ 0);
+ }
+ LOG_D(MAC,"[eNB %d] Frame %d, subframeP %d: Generated ULSCH DCI for CBA group %d, RB 50 format 0\n", module_idP,frameP,subframeP,cba_group);
+ break;
+ case 100:
+ mac_xface->macphy_exit("[MAC][eNB] CBA RB=100 not supported \n");
+ break;
+ default:
+ break;
+ }
+ nCCE[CC_id] = nCCE[CC_id] + (1<<aggregation) ;
+ nCCE_available[CC_id] = mac_xface->get_nCCE_max(module_idP,CC_id) - nCCE[CC_id];
+ // break;// for the moment only schedule one
+ }
+ }
+ }
}
- }
}
#endif