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OpenXG-RAN
Commit f578c1cf authored by matzakos's avatar matzakos
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Updated instructions file for launching nfapi-L2-emulator and polishing the code.

parent e8180fd6
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Showing with 34 additions and 802 deletions
openair2/LAYER2/MAC/ra_procedures.c
View file @ f578c1cf
......@@ -109,8 +109,6 @@ get_prach_resources(module_id_t module_idP,
uint8_t first_Msg3,
RACH_ConfigDedicated_t * rach_ConfigDedicated)
{
LOG_I(MAC, "Panos-D: get_prach_resources 1");
uint8_t Msg3_size = UE_mac_inst[module_idP].RA_Msg3_size;
PRACH_RESOURCES_t *prach_resources =
&UE_mac_inst[module_idP].RA_prach_resources;
......@@ -216,7 +214,6 @@ get_prach_resources(module_id_t module_idP,
if (first_Msg3 == 1) {
if (noGroupB == 1) {
// use Group A procedure
LOG_I(MAC, "Panos-D: get_prach_resources 2");
UE_mac_inst[module_idP].RA_prach_resources.ra_PreambleIndex =
(taus()) % numberOfRA_Preambles;
UE_mac_inst[module_idP].RA_prach_resources.ra_RACH_MaskIndex =
......@@ -225,14 +222,12 @@ get_prach_resources(module_id_t module_idP,
} else if ((Msg3_size < messageSizeGroupA) ||
(get_PL(module_idP, 0, eNB_index) > PLThreshold)) {
// use Group A procedure
LOG_I(MAC, "Panos-D: get_prach_resources 3");
UE_mac_inst[module_idP].RA_prach_resources.ra_PreambleIndex =
(taus()) % sizeOfRA_PreamblesGroupA;
UE_mac_inst[module_idP].RA_prach_resources.ra_RACH_MaskIndex =
0;
UE_mac_inst[module_idP].RA_usedGroupA = 1;
} else { // use Group B
LOG_I(MAC, "Panos-D: get_prach_resources 4");
UE_mac_inst[module_idP].RA_prach_resources.ra_PreambleIndex =
sizeOfRA_PreamblesGroupA +
(taus()) % (numberOfRA_Preambles -
......@@ -291,7 +286,6 @@ get_prach_resources(module_id_t module_idP,
// choose RA-RNTI
UE_mac_inst[module_idP].RA_prach_resources.ra_RNTI =
1 + t_id + 10 * f_id;
LOG_I(MAC, "Panos-D: get_prach_resources 4");
}
void
......@@ -360,7 +354,7 @@ PRACH_RESOURCES_t *ue_get_rach(module_id_t module_idP, int CC_id,
// Panos: Modification for phy_stub_ue operation
if(nfapi_mode == 3) { // Panos: phy_stub_ue mode
UE_mode = UE_mac_inst[module_idP].UE_mode[0];
LOG_I(MAC, "Panos-D: ue_get_rach 2, UE_mode: %d", UE_mode);
LOG_D(MAC, "ue_get_rach , UE_mode: %d", UE_mode);
}
else { // Full stack mode
UE_mode = get_ue_mode(module_idP,0,eNB_indexP);
......@@ -381,7 +375,7 @@ PRACH_RESOURCES_t *ue_get_rach(module_id_t module_idP, int CC_id,
"Transmission on secondary CCs is not supported yet\n");
if (UE_mode == PRACH) {
LOG_I(MAC, "Panos-D: ue_get_rach 3, RA_active value: %d", UE_mac_inst[module_idP].RA_active);
LOG_D(MAC, "ue_get_rach 3, RA_active value: %d", UE_mac_inst[module_idP].RA_active);
if (UE_mac_inst[module_idP].radioResourceConfigCommon) {
rach_ConfigCommon =
&UE_mac_inst[module_idP].
......@@ -413,7 +407,6 @@ PRACH_RESOURCES_t *ue_get_rach(module_id_t module_idP, int CC_id,
module_idP, frameP, Size);
if (Size > 0) {
LOG_I(MAC, "Panos-D: ue_get_rach 5");
UE_mac_inst[module_idP].RA_active = 1;
UE_mac_inst[module_idP].RA_PREAMBLE_TRANSMISSION_COUNTER =
1;
......@@ -684,566 +677,3 @@ PRACH_RESOURCES_t *ue_get_rach(module_id_t module_idP, int CC_id,
/*PRACH_RESOURCES_t *ue_get_rach(module_id_t module_idP, int CC_id,
frame_t frameP, uint8_t eNB_indexP,
sub_frame_t subframeP)
{
<<<<<<< HEAD
LOG_I(MAC, "Panos-D: ue_get_rach 1");
uint8_t Size = 0;
UE_MODE_t UE_mode;
// Panos: Modification for phy_stub_ue operation
if(nfapi_mode == 3) { // Panos: phy_stub_ue mode
UE_mode = UE_mac_inst[module_idP].UE_mode[0];
LOG_I(MAC, "Panos-D: ue_get_rach 2, UE_mode: %d", UE_mode);
}
else { // Full stack mode
UE_mode = get_ue_mode(module_idP,0,eNB_indexP);
}
uint8_t lcid = CCCH;
uint16_t Size16;
struct RACH_ConfigCommon *rach_ConfigCommon = (struct RACH_ConfigCommon *)NULL;
int32_t frame_diff = 0;
mac_rlc_status_resp_t rlc_status;
uint8_t dcch_header_len = 0;
uint16_t sdu_lengths[8];
uint8_t ulsch_buff[MAX_ULSCH_PAYLOAD_BYTES];
AssertFatal(CC_id==0,
"Transmission on secondary CCs is not supported yet\n");
if (UE_mode == PRACH) {
LOG_I(MAC, "Panos-D: ue_get_rach 3, RA_active value: %d", UE_mac_inst[module_idP].RA_active);
if (UE_mac_inst[module_idP].radioResourceConfigCommon) {
rach_ConfigCommon = &UE_mac_inst[module_idP].radioResourceConfigCommon->rach_ConfigCommon;
} else {
//AssertFatal(UE_mac_inst[module_idP].radioResourceConfigCommon!=NULL,"RadioResourceConfigCommon Null");
return(NULL);
}
if (UE_mac_inst[module_idP].RA_active == 0) {
LOG_I(MAC, "Panos-D: ue_get_rach 4");
LOG_I(MAC,"RA not active\n");
// check if RRC is ready to initiate the RA procedure
Size = mac_rrc_data_req(module_idP,
CC_id,
frameP,
CCCH,1,
&UE_mac_inst[module_idP].CCCH_pdu.payload[sizeof(SCH_SUBHEADER_SHORT)+1],0,
eNB_indexP,
0);
Size16 = (uint16_t)Size;
// LOG_D(MAC,"[UE %d] Frame %d: Requested RRCConnectionRequest, got %d bytes\n",module_idP,frameP,Size);
LOG_I(RRC, "[MSC_MSG][FRAME %05d][RRC_UE][MOD %02d][][--- MAC_DATA_REQ (RRCConnectionRequest eNB %d) --->][MAC_UE][MOD %02d][]\n",
frameP, module_idP, eNB_indexP, module_idP);
LOG_I(MAC,"[UE %d] Frame %d: Requested RRCConnectionRequest, got %d bytes\n",module_idP,frameP,Size);
if (Size>0) {
LOG_I(MAC, "Panos-D: ue_get_rach 5");
UE_mac_inst[module_idP].RA_active = 1;
UE_mac_inst[module_idP].RA_PREAMBLE_TRANSMISSION_COUNTER = 1;
UE_mac_inst[module_idP].RA_Msg3_size = Size+sizeof(SCH_SUBHEADER_SHORT)+sizeof(SCH_SUBHEADER_SHORT);
UE_mac_inst[module_idP].RA_prachMaskIndex = 0;
UE_mac_inst[module_idP].RA_prach_resources.Msg3 = UE_mac_inst[module_idP].CCCH_pdu.payload;
UE_mac_inst[module_idP].RA_backoff_cnt = 0; // add the backoff condition here if we have it from a previous RA reponse which failed (i.e. backoff indicator)
AssertFatal(rach_ConfigCommon!=NULL,
"[UE %d] FATAL Frame %d: rach_ConfigCommon is NULL !!!\n",module_idP,frameP);
UE_mac_inst[module_idP].RA_window_cnt = 2+ rach_ConfigCommon->ra_SupervisionInfo.ra_ResponseWindowSize;
if (UE_mac_inst[module_idP].RA_window_cnt == 9) {
UE_mac_inst[module_idP].RA_window_cnt = 10; // Note: 9 subframe window doesn't exist, after 8 is 10!
}
UE_mac_inst[module_idP].RA_tx_frame = frameP;
UE_mac_inst[module_idP].RA_tx_subframe = subframeP;
UE_mac_inst[module_idP].RA_backoff_frame = frameP;
UE_mac_inst[module_idP].RA_backoff_subframe = subframeP;
// Fill in preamble and PRACH resource
get_prach_resources(module_idP,CC_id,eNB_indexP,subframeP,1,NULL);
generate_ulsch_header((uint8_t*)&UE_mac_inst[module_idP].CCCH_pdu.payload[0], // mac header
1, // num sdus
0, // short pading
&Size16, // sdu length
&lcid, // sdu lcid
NULL, // power headroom
NULL, // crnti
NULL, // truncated bsr
NULL, // short bsr
NULL, // long_bsr
1); //post_padding
return(&UE_mac_inst[module_idP].RA_prach_resources);
} else if (UE_mac_inst[module_idP].scheduling_info.BSR_bytes[UE_mac_inst[module_idP].scheduling_info.LCGID[DCCH]] > 0) {
// This is for triggering a transmission on DCCH using PRACH (during handover, or sending SR for example)
dcch_header_len = 2 + 2; /// SHORT Subheader + C-RNTI control element
rlc_status = mac_rlc_status_ind(module_idP,UE_mac_inst[module_idP].crnti, eNB_indexP,frameP,subframeP,ENB_FLAG_NO,MBMS_FLAG_NO,
DCCH,
6
#ifdef Rel14
,0, 0
#endif
);
if (UE_mac_inst[module_idP].crnti_before_ho)
LOG_D(MAC,
"[UE %d] Frame %d : UL-DCCH -> ULSCH, HO RRCConnectionReconfigurationComplete (%x, %x), RRC message has %d bytes to send throug PRACH (mac header len %d)\n",
module_idP,frameP, UE_mac_inst[module_idP].crnti,UE_mac_inst[module_idP].crnti_before_ho, rlc_status.bytes_in_buffer,dcch_header_len);
else
LOG_D(MAC,"[UE %d] Frame %d : UL-DCCH -> ULSCH, RRC message has %d bytes to send through PRACH(mac header len %d)\n",
module_idP,frameP, rlc_status.bytes_in_buffer,dcch_header_len);
sdu_lengths[0] = mac_rlc_data_req(module_idP, UE_mac_inst[module_idP].crnti,
eNB_indexP, frameP,ENB_FLAG_NO, MBMS_FLAG_NO,
DCCH,
6, //not used
(char *)&ulsch_buff[0]
#ifdef Rel14
,0,
0
#endif
);
LOG_D(MAC,"[UE %d] TX Got %d bytes for DCCH\n",module_idP,sdu_lengths[0]);
update_bsr(module_idP, frameP, subframeP,eNB_indexP);
UE_mac_inst[module_idP].scheduling_info.BSR[UE_mac_inst[module_idP].scheduling_info.LCGID[DCCH]] =
locate_BsrIndexByBufferSize(BSR_TABLE, BSR_TABLE_SIZE, UE_mac_inst[module_idP].scheduling_info.BSR_bytes[UE_mac_inst[module_idP].scheduling_info.LCGID[DCCH]]);
//TO DO: fill BSR infos in UL TBS
//header_len +=2;
UE_mac_inst[module_idP].RA_active = 1;
UE_mac_inst[module_idP].RA_PREAMBLE_TRANSMISSION_COUNTER = 1;
UE_mac_inst[module_idP].RA_Msg3_size = Size+dcch_header_len;
UE_mac_inst[module_idP].RA_prachMaskIndex = 0;
UE_mac_inst[module_idP].RA_prach_resources.Msg3 = ulsch_buff;
UE_mac_inst[module_idP].RA_backoff_cnt = 0; // add the backoff condition here if we have it from a previous RA reponse which failed (i.e. backoff indicator)
AssertFatal(rach_ConfigCommon!=NULL,
"[UE %d] FATAL Frame %d: rach_ConfigCommon is NULL !!!\n",module_idP,frameP);
UE_mac_inst[module_idP].RA_window_cnt = 2+ rach_ConfigCommon->ra_SupervisionInfo.ra_ResponseWindowSize;
if (UE_mac_inst[module_idP].RA_window_cnt == 9) {
UE_mac_inst[module_idP].RA_window_cnt = 10; // Note: 9 subframe window doesn't exist, after 8 is 10!
}
UE_mac_inst[module_idP].RA_tx_frame = frameP;
UE_mac_inst[module_idP].RA_tx_subframe = subframeP;
UE_mac_inst[module_idP].RA_backoff_frame = frameP;
UE_mac_inst[module_idP].RA_backoff_subframe = subframeP;
// Fill in preamble and PRACH resource
get_prach_resources(module_idP,CC_id,eNB_indexP,subframeP,1,NULL);
generate_ulsch_header((uint8_t*)ulsch_buff, // mac header
1, // num sdus
0, // short pading
&Size16, // sdu length
&lcid, // sdu lcid
NULL, // power headroom
&UE_mac_inst[module_idP].crnti, // crnti
NULL, // truncated bsr
NULL, // short bsr
NULL, // long_bsr
0); //post_padding
return(&UE_mac_inst[module_idP].RA_prach_resources);
}
} else { // RACH is active
LOG_D(MAC,"[MAC][UE %d][RAPROC] frameP %d, subframe %d: RA Active, window cnt %d (RA_tx_frame %d, RA_tx_subframe %d)\n",module_idP,
frameP,subframeP,UE_mac_inst[module_idP].RA_window_cnt,
UE_mac_inst[module_idP].RA_tx_frame,UE_mac_inst[module_idP].RA_tx_subframe);
// compute backoff parameters
if (UE_mac_inst[module_idP].RA_backoff_cnt>0) {
frame_diff = (sframe_t)frameP - UE_mac_inst[module_idP].RA_backoff_frame;
if (frame_diff < 0) {
frame_diff = -frame_diff;
}
UE_mac_inst[module_idP].RA_backoff_cnt -= ((10*frame_diff) + (subframeP-UE_mac_inst[module_idP].RA_backoff_subframe));
UE_mac_inst[module_idP].RA_backoff_frame = frameP;
UE_mac_inst[module_idP].RA_backoff_subframe = subframeP;
}
// compute RA window parameters
if (UE_mac_inst[module_idP].RA_window_cnt>0) {
frame_diff = (frame_t)frameP - UE_mac_inst[module_idP].RA_tx_frame;
if (frame_diff < 0) {
frame_diff = -frame_diff;
}
UE_mac_inst[module_idP].RA_window_cnt -= ((10*frame_diff) + (subframeP-UE_mac_inst[module_idP].RA_tx_subframe));
LOG_D(MAC,"[MAC][UE %d][RAPROC] frameP %d, subframe %d: RA Active, adjusted window cnt %d\n",module_idP,
frameP,subframeP,UE_mac_inst[module_idP].RA_window_cnt);
}
if ((UE_mac_inst[module_idP].RA_window_cnt<=0) &&
(UE_mac_inst[module_idP].RA_backoff_cnt<=0)) {
UE_mac_inst[module_idP].RA_tx_frame = frameP;
UE_mac_inst[module_idP].RA_tx_subframe = subframeP;
UE_mac_inst[module_idP].RA_PREAMBLE_TRANSMISSION_COUNTER++;
UE_mac_inst[module_idP].RA_prach_resources.ra_PREAMBLE_RECEIVED_TARGET_POWER +=
(rach_ConfigCommon->powerRampingParameters.powerRampingStep<<1); // 2dB increments in ASN.1 definition
int preambleTransMax = -1;
switch (rach_ConfigCommon->ra_SupervisionInfo.preambleTransMax) {
case PreambleTransMax_n3:
preambleTransMax = 3;
break;
case PreambleTransMax_n4:
preambleTransMax = 4;
break;
case PreambleTransMax_n5:
preambleTransMax = 5;
break;
case PreambleTransMax_n6:
preambleTransMax = 6;
break;
case PreambleTransMax_n7:
preambleTransMax = 7;
break;
case PreambleTransMax_n8:
preambleTransMax = 8;
break;
case PreambleTransMax_n10:
preambleTransMax = 10;
break;
case PreambleTransMax_n20:
preambleTransMax = 20;
break;
case PreambleTransMax_n50:
preambleTransMax = 50;
break;
case PreambleTransMax_n100:
preambleTransMax = 100;
break;
case PreambleTransMax_n200:
preambleTransMax = 200;
break;
}
if (UE_mac_inst[module_idP].RA_PREAMBLE_TRANSMISSION_COUNTER == preambleTransMax) {
LOG_D(MAC,"[UE %d] Frame %d: Maximum number of RACH attempts (%d)\n",module_idP,frameP,preambleTransMax);
// send message to RRC
UE_mac_inst[module_idP].RA_PREAMBLE_TRANSMISSION_COUNTER=1;
UE_mac_inst[module_idP].RA_prach_resources.ra_PREAMBLE_RECEIVED_TARGET_POWER = get_Po_NOMINAL_PUSCH(module_idP,CC_id);
=======
uint8_t Size = 0;
UE_MODE_t UE_mode = get_ue_mode(module_idP, 0, eNB_indexP);
uint8_t lcid = CCCH;
uint16_t Size16;
struct RACH_ConfigCommon *rach_ConfigCommon =
(struct RACH_ConfigCommon *) NULL;
int32_t frame_diff = 0;
mac_rlc_status_resp_t rlc_status;
uint8_t dcch_header_len = 0;
uint16_t sdu_lengths[8];
uint8_t ulsch_buff[MAX_ULSCH_PAYLOAD_BYTES];
AssertFatal(CC_id == 0,
"Transmission on secondary CCs is not supported yet\n");
if (UE_mode == PRACH) {
if (UE_mac_inst[module_idP].radioResourceConfigCommon) {
rach_ConfigCommon =
&UE_mac_inst[module_idP].
radioResourceConfigCommon->rach_ConfigCommon;
} else {
return (NULL);
}
if (UE_mac_inst[module_idP].RA_active == 0) {
LOG_I(MAC, "RA not active\n");
// check if RRC is ready to initiate the RA procedure
Size = mac_rrc_data_req_ue(module_idP,
CC_id,
frameP,
CCCH, 1,
&UE_mac_inst[module_idP].
CCCH_pdu.payload[sizeof
(SCH_SUBHEADER_SHORT)
+ 1], eNB_indexP,
0);
Size16 = (uint16_t) Size;
// LOG_D(MAC,"[UE %d] Frame %d: Requested RRCConnectionRequest, got %d bytes\n",module_idP,frameP,Size);
LOG_I(RRC,
"[MSC_MSG][FRAME %05d][RRC_UE][MOD %02d][][--- MAC_DATA_REQ (RRCConnectionRequest eNB %d) --->][MAC_UE][MOD %02d][]\n",
frameP, module_idP, eNB_indexP, module_idP);
LOG_I(MAC,
"[UE %d] Frame %d: Requested RRCConnectionRequest, got %d bytes\n",
module_idP, frameP, Size);
if (Size > 0) {
UE_mac_inst[module_idP].RA_active = 1;
UE_mac_inst[module_idP].RA_PREAMBLE_TRANSMISSION_COUNTER =
1;
UE_mac_inst[module_idP].RA_Msg3_size =
Size + sizeof(SCH_SUBHEADER_SHORT) +
sizeof(SCH_SUBHEADER_SHORT);
UE_mac_inst[module_idP].RA_prachMaskIndex = 0;
UE_mac_inst[module_idP].RA_prach_resources.Msg3 =
UE_mac_inst[module_idP].CCCH_pdu.payload;
UE_mac_inst[module_idP].RA_backoff_cnt = 0; // add the backoff condition here if we have it from a previous RA reponse which failed (i.e. backoff indicator)
AssertFatal(rach_ConfigCommon != NULL,
"[UE %d] FATAL Frame %d: rach_ConfigCommon is NULL !!!\n",
module_idP, frameP);
UE_mac_inst[module_idP].RA_window_cnt =
2 +
rach_ConfigCommon->ra_SupervisionInfo.
ra_ResponseWindowSize;
if (UE_mac_inst[module_idP].RA_window_cnt == 9) {
UE_mac_inst[module_idP].RA_window_cnt = 10; // Note: 9 subframe window doesn't exist, after 8 is 10!
}
UE_mac_inst[module_idP].RA_tx_frame = frameP;
UE_mac_inst[module_idP].RA_tx_subframe = subframeP;
UE_mac_inst[module_idP].RA_backoff_frame = frameP;
UE_mac_inst[module_idP].RA_backoff_subframe = subframeP;
// Fill in preamble and PRACH resource
get_prach_resources(module_idP, CC_id, eNB_indexP,
subframeP, 1, NULL);
generate_ulsch_header((uint8_t *) & UE_mac_inst[module_idP].CCCH_pdu.payload[0], // mac header
1, // num sdus
0, // short pading
&Size16, // sdu length
&lcid, // sdu lcid
NULL, // power headroom
NULL, // crnti
NULL, // truncated bsr
NULL, // short bsr
NULL, // long_bsr
1); //post_padding
return (&UE_mac_inst[module_idP].RA_prach_resources);
} else if (UE_mac_inst[module_idP].
scheduling_info.BSR_bytes[UE_mac_inst[module_idP].
scheduling_info.LCGID
[DCCH]] > 0) {
// This is for triggering a transmission on DCCH using PRACH (during handover, or sending SR for example)
dcch_header_len = 2 + 2; /// SHORT Subheader + C-RNTI control element
rlc_status =
mac_rlc_status_ind(module_idP,
UE_mac_inst[module_idP].crnti,
eNB_indexP, frameP, subframeP,
ENB_FLAG_NO, MBMS_FLAG_NO, DCCH, 6);
if (UE_mac_inst[module_idP].crnti_before_ho)
LOG_D(MAC,
"[UE %d] Frame %d : UL-DCCH -> ULSCH, HO RRCConnectionReconfigurationComplete (%x, %x), RRC message has %d bytes to send throug PRACH (mac header len %d)\n",
module_idP, frameP,
UE_mac_inst[module_idP].crnti,
UE_mac_inst[module_idP].crnti_before_ho,
rlc_status.bytes_in_buffer, dcch_header_len);
else
LOG_D(MAC,
"[UE %d] Frame %d : UL-DCCH -> ULSCH, RRC message has %d bytes to send through PRACH(mac header len %d)\n",
module_idP, frameP, rlc_status.bytes_in_buffer,
dcch_header_len);
sdu_lengths[0] = mac_rlc_data_req(module_idP, UE_mac_inst[module_idP].crnti, eNB_indexP, frameP, ENB_FLAG_NO, MBMS_FLAG_NO, DCCH, 6, //not used
(char *) &ulsch_buff[0]);
LOG_D(MAC, "[UE %d] TX Got %d bytes for DCCH\n",
module_idP, sdu_lengths[0]);
update_bsr(module_idP, frameP, subframeP, eNB_indexP);
UE_mac_inst[module_idP].
scheduling_info.BSR[UE_mac_inst[module_idP].
scheduling_info.LCGID[DCCH]] =
locate_BsrIndexByBufferSize(BSR_TABLE, BSR_TABLE_SIZE,
UE_mac_inst
[module_idP].scheduling_info.BSR_bytes
[UE_mac_inst
[module_idP].scheduling_info.LCGID
[DCCH]]);
//TO DO: fill BSR infos in UL TBS
//header_len +=2;
UE_mac_inst[module_idP].RA_active = 1;
UE_mac_inst[module_idP].RA_PREAMBLE_TRANSMISSION_COUNTER =
1;
UE_mac_inst[module_idP].RA_Msg3_size =
Size + dcch_header_len;
UE_mac_inst[module_idP].RA_prachMaskIndex = 0;
UE_mac_inst[module_idP].RA_prach_resources.Msg3 =
ulsch_buff;
UE_mac_inst[module_idP].RA_backoff_cnt = 0; // add the backoff condition here if we have it from a previous RA reponse which failed (i.e. backoff indicator)
AssertFatal(rach_ConfigCommon != NULL,
"[UE %d] FATAL Frame %d: rach_ConfigCommon is NULL !!!\n",
module_idP, frameP);
UE_mac_inst[module_idP].RA_window_cnt =
2 +
rach_ConfigCommon->ra_SupervisionInfo.
ra_ResponseWindowSize;
if (UE_mac_inst[module_idP].RA_window_cnt == 9) {
UE_mac_inst[module_idP].RA_window_cnt = 10; // Note: 9 subframe window doesn't exist, after 8 is 10!
}
UE_mac_inst[module_idP].RA_tx_frame = frameP;
UE_mac_inst[module_idP].RA_tx_subframe = subframeP;
UE_mac_inst[module_idP].RA_backoff_frame = frameP;
UE_mac_inst[module_idP].RA_backoff_subframe = subframeP;
// Fill in preamble and PRACH resource
get_prach_resources(module_idP, CC_id, eNB_indexP,
subframeP, 1, NULL);
generate_ulsch_header((uint8_t *) ulsch_buff, // mac header
1, // num sdus
0, // short pading
&Size16, // sdu length
&lcid, // sdu lcid
NULL, // power headroom
&UE_mac_inst[module_idP].crnti, // crnti
NULL, // truncated bsr
NULL, // short bsr
NULL, // long_bsr
0); //post_padding
return (&UE_mac_inst[module_idP].RA_prach_resources);
}
} else { // RACH is active
LOG_D(MAC,
"[MAC][UE %d][RAPROC] frameP %d, subframe %d: RA Active, window cnt %d (RA_tx_frame %d, RA_tx_subframe %d)\n",
module_idP, frameP, subframeP,
UE_mac_inst[module_idP].RA_window_cnt,
UE_mac_inst[module_idP].RA_tx_frame,
UE_mac_inst[module_idP].RA_tx_subframe);
// compute backoff parameters
if (UE_mac_inst[module_idP].RA_backoff_cnt > 0) {
frame_diff =
(sframe_t) frameP -
UE_mac_inst[module_idP].RA_backoff_frame;
if (frame_diff < 0) {
frame_diff = -frame_diff;
}
UE_mac_inst[module_idP].RA_backoff_cnt -=
((10 * frame_diff) +
(subframeP -
UE_mac_inst[module_idP].RA_backoff_subframe));
UE_mac_inst[module_idP].RA_backoff_frame = frameP;
UE_mac_inst[module_idP].RA_backoff_subframe = subframeP;
}
// compute RA window parameters
if (UE_mac_inst[module_idP].RA_window_cnt > 0) {
frame_diff =
(frame_t) frameP - UE_mac_inst[module_idP].RA_tx_frame;
if (frame_diff < 0) {
frame_diff = -frame_diff;
}
UE_mac_inst[module_idP].RA_window_cnt -=
((10 * frame_diff) +
(subframeP - UE_mac_inst[module_idP].RA_tx_subframe));
LOG_D(MAC,
"[MAC][UE %d][RAPROC] frameP %d, subframe %d: RA Active, adjusted window cnt %d\n",
module_idP, frameP, subframeP,
UE_mac_inst[module_idP].RA_window_cnt);
}
if ((UE_mac_inst[module_idP].RA_window_cnt <= 0) &&
(UE_mac_inst[module_idP].RA_backoff_cnt <= 0)) {
UE_mac_inst[module_idP].RA_tx_frame = frameP;
UE_mac_inst[module_idP].RA_tx_subframe = subframeP;
UE_mac_inst[module_idP].RA_PREAMBLE_TRANSMISSION_COUNTER++;
UE_mac_inst[module_idP].RA_prach_resources.ra_PREAMBLE_RECEIVED_TARGET_POWER += (rach_ConfigCommon->powerRampingParameters.powerRampingStep << 1); // 2dB increments in ASN.1 definition
int preambleTransMax = -1;
switch (rach_ConfigCommon->ra_SupervisionInfo.
preambleTransMax) {
case PreambleTransMax_n3:
preambleTransMax = 3;
break;
case PreambleTransMax_n4:
preambleTransMax = 4;
break;
case PreambleTransMax_n5:
preambleTransMax = 5;
break;
case PreambleTransMax_n6:
preambleTransMax = 6;
break;
case PreambleTransMax_n7:
preambleTransMax = 7;
break;
case PreambleTransMax_n8:
preambleTransMax = 8;
break;
case PreambleTransMax_n10:
preambleTransMax = 10;
break;
case PreambleTransMax_n20:
preambleTransMax = 20;
break;
case PreambleTransMax_n50:
preambleTransMax = 50;
break;
case PreambleTransMax_n100:
preambleTransMax = 100;
break;
case PreambleTransMax_n200:
preambleTransMax = 200;
break;
}
if (UE_mac_inst[module_idP].
RA_PREAMBLE_TRANSMISSION_COUNTER == preambleTransMax) {
LOG_D(MAC,
"[UE %d] Frame %d: Maximum number of RACH attempts (%d)\n",
module_idP, frameP, preambleTransMax);
// send message to RRC
UE_mac_inst[module_idP].
RA_PREAMBLE_TRANSMISSION_COUNTER = 1;
UE_mac_inst[module_idP].
RA_prach_resources.ra_PREAMBLE_RECEIVED_TARGET_POWER
= get_Po_NOMINAL_PUSCH(module_idP, CC_id);
}
UE_mac_inst[module_idP].RA_window_cnt =
2 +
rach_ConfigCommon->ra_SupervisionInfo.
ra_ResponseWindowSize;
UE_mac_inst[module_idP].RA_backoff_cnt = 0;
// Fill in preamble and PRACH resource
get_prach_resources(module_idP, CC_id, eNB_indexP,
subframeP, 0, NULL);
return (&UE_mac_inst[module_idP].RA_prach_resources);
}
>>>>>>> main/develop
}
} else if (UE_mode == PUSCH) {
LOG_D(MAC,
"[UE %d] FATAL: Should not have checked for RACH in PUSCH yet ...",
module_idP);
AssertFatal(1 == 0, "");
}
return (NULL);
} */
openair2/PHY_INTERFACE/phy_stub_UE.c
View file @ f578c1cf
......@@ -85,7 +85,6 @@ void fill_rx_indication_UE_MAC(module_id_t Mod_id,int frame,int subframe, UL_IND
void fill_sr_indication_UE_MAC(int Mod_id,int frame,int subframe, UL_IND_t *UL_INFO, uint16_t rnti) {
LOG_I(MAC, "Panos-D: fill_sr_indication_UE_MAC 1 \n");
pthread_mutex_lock(&UE_mac_inst[Mod_id].UL_INFO_mutex);
......@@ -155,7 +154,7 @@ void fill_crc_indication_UE_MAC(int Mod_id,int frame,int subframe, UL_IND_t *UL_
void fill_rach_indication_UE_MAC(int Mod_id,int frame,int subframe, UL_IND_t *UL_INFO, uint8_t ra_PreambleIndex, uint16_t ra_RNTI) {
LOG_I(MAC, "Panos-D: fill_rach_indication_UE_MAC 1 \n");
LOG_D(MAC, "fill_rach_indication_UE_MAC 1 \n");
pthread_mutex_lock(&UE_mac_inst[Mod_id].UL_INFO_mutex);
UL_INFO = (UL_IND_t*)malloc(sizeof(UL_IND_t));
......@@ -367,7 +366,7 @@ void handle_nfapi_ul_pdu_UE_MAC(module_id_t Mod_id,
uint8_t access_mode=SCHEDULED_ACCESS;
if(buflen>0){
if(UE_mac_inst[Mod_id].first_ULSCH_Tx == 1){ // Msg3 case
LOG_I(MAC, "Panos-D: handle_nfapi_ul_pdu_UE_MAC 2.2, Mod_id:%d, SFN/SF: %d/%d \n", Mod_id, frame, subframe);
LOG_D(MAC, "handle_nfapi_ul_pdu_UE_MAC 2.2, Mod_id:%d, SFN/SF: %d/%d \n", Mod_id, frame, subframe);
fill_crc_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, 0, index, rnti);
fill_rx_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, UE_mac_inst[Mod_id].RA_prach_resources.Msg3,buflen, rnti, index);
Msg3_transmitted(Mod_id, 0, frame, 0);
......
nfapi-L2-emulator-setup.txt → targets/DOCS/nfapi-L2-emulator-setup.txt
View file @ f578c1cf
......@@ -3,10 +3,10 @@
source oaienv
cd cmake_targets
#Create lte-softmodem-stub-nos1 (UE) and lte-softmodem-nos1 (eNB) executables
./build_oai --eNB --UE --noS1 -x -t ETHERNET -C
cd lte_noS1_build_oai/build/
make lte-softmodem-nos1
#Create lte-uesoftmodem-nos1 (UE) and lte-softmodem-nos1 (eNB) executables
./build_oai --UE --noS1 -x -t ETHERNET
./build_oai --eNB --noS1 -x -t ETHERNET
-------------------------------------------------------------------------------------------------------------------------------------------------------
......@@ -27,5 +27,5 @@ sudo ./lte-softmodem-nos1 -O PATH_OF:rcc.band7.tm1.50PRB.nfapi.conf
# Run the UE process on the other terminal (PNF) (--L2-emul specifying the operation in nfapi-L2-emulation mode
# and it has to be equal to 3, --num_ues specifying the number of UEs)
sudo ./lte-softmodem-stub-nos1 -U -O PATH_OF:oaiL1.nfapi.usrpb210.conf --L2-emul 3 --num-ues 5 > debug_log.txt
sudo ./lte-uesoftmodem-nos1 -U -O PATH_OF:oaiL1.nfapi.usrpb210.conf --L2-emul 3 --num-ues 5 > debug_log.txt
targets/RT/USER/lte-ue.c
View file @ f578c1cf
......@@ -294,11 +294,6 @@ void init_UE_stub_single_thread(int nb_inst,int eMBMS_active, int uecap_xer_in,
init_timer_thread();
init_UE_single_thread_stub(nb_inst);
/*for (inst=0;inst<nb_inst;inst++) {
LOG_I(PHY,"Intializing UE Threads for instance %d (%p,%p)...\n",inst,PHY_vars_UE_g[inst],PHY_vars_UE_g[inst][0]);
init_UE_threads_stub(inst);
}*/
printf("UE threads created \n");
......@@ -899,18 +894,6 @@ static void *UE_phy_stub_single_thread_rxn_txnp4(void *arg) {
phy_stub_ticking->ticking_var = -1;
proc->subframe_rx=proc->sub_frame_start;
// Initialize all nfapi structures to NULL
/*for (Mod_id=0; Mod_id<NB_UE_INST; Mod_id++) {
UE_mac_inst[Mod_id].dl_config_req = NULL;
UE_mac_inst[Mod_id].ul_config_req = NULL;
UE_mac_inst[Mod_id].hi_dci0_req = NULL;
//UE_mac_inst[Mod_id].ra_frame = 0;
next_ra_frame = 0;
next_Mod_id = 0;
tx_request_pdu_list = NULL;
tx_req_num_elems = 0;
UE_mac_inst[Mod_id].tx_req = NULL;
}*/
//PANOS: CAREFUL HERE!
wait_sync("UE_phy_stub_single_thread_rxn_txnp4");
......@@ -951,9 +934,6 @@ static void *UE_phy_stub_single_thread_rxn_txnp4(void *arg) {
updateTimes(proc->gotIQs, &t2, 10000, "Delay to wake up UE_Thread_Rx (case 2)");*/
//if(timer_frame%5 == 0 && timer_subframe%10 == 0)
//init_ra_UE++;
//Panos: Not sure whether we should put the memory allocation here.
//*** Note we should find the right place to call free(UL_INFO).
UL_INFO = (UL_IND_t*)malloc(sizeof(UL_IND_t));
......@@ -1008,40 +988,16 @@ static void *UE_phy_stub_single_thread_rxn_txnp4(void *arg) {
/*
#ifdef UE_SLOT_PARALLELISATION
phy_procedures_slot_parallelization_UE_RX( UE, proc, 0, 0, 1, UE->mode, no_relay, NULL );
#else
*/
// Panos: Substitute call to phy_procedures Rx with call to phy_stub functions in order to trigger
// UE Rx procedures directly at the MAC layer, based on the received nfapi requests from the vnf (eNB).
// Hardcode Mod_id for now. Will be changed later.
// Panos: is this the right place to call oai_subframe_indication to invoke p7 nfapi callbacks here?
//oai_subframe_ind(proc->frame_rx, proc->subframe_rx);
//oai_subframe_ind(timer_frame, timer_subframe);
//start_meas(&UE->timer_stats);
//oai_subframe_ind(proc->frame_tx, proc->subframe_tx);
//oai_subframe_ind(timer_frame, timer_subframe);
if(UE_mac_inst[Mod_id].dl_config_req!= NULL) {
//LOG_I( MAC, "Panos-D: UE_phy_stub_thread_rxn_txnp4 after oai_subframe_ind 3, NB_UE_INST:%d \n", NB_UE_INST);
dl_config_req_UE_MAC(UE_mac_inst[Mod_id].dl_config_req, Mod_id);
}
//if(UE_mac_inst[Mod_id].hi_dci0_req!= NULL){
if (UE_mac_inst[Mod_id].hi_dci0_req!=NULL && UE_mac_inst[Mod_id].hi_dci0_req->hi_dci0_request_body.hi_dci0_pdu_list!=NULL){
//LOG_I( MAC, "Panos-D: UE_phy_stub_thread_rxn_txnp4 after oai_subframe_ind 4 \n");
hi_dci0_req_UE_MAC(UE_mac_inst[Mod_id].hi_dci0_req, Mod_id);
//if(UE_mac_inst[Mod_id].hi_dci0_req->hi_dci0_request_body.hi_dci0_pdu_list!=NULL){
free(UE_mac_inst[Mod_id].hi_dci0_req->hi_dci0_request_body.hi_dci0_pdu_list);
UE_mac_inst[Mod_id].hi_dci0_req->hi_dci0_request_body.hi_dci0_pdu_list = NULL;
//}
free(UE_mac_inst[Mod_id].hi_dci0_req);
UE_mac_inst[Mod_id].hi_dci0_req = NULL;
}
......@@ -1050,14 +1006,10 @@ static void *UE_phy_stub_single_thread_rxn_txnp4(void *arg) {
free(UE_mac_inst[Mod_id].hi_dci0_req);
UE_mac_inst[Mod_id].hi_dci0_req = NULL;
}
//stop_meas(&UE->timer_stats);
//t_diff = get_time_meas_us(&UE->timer_stats);
//LOG_E(MAC," Panos-D Absolute time: %f\n", t_diff);
if(nfapi_mode!=3)
phy_procedures_UE_SL_TX(UE,proc);
//#endif
}
#if UE_TIMING_TRACE
......@@ -1107,7 +1059,6 @@ static void *UE_phy_stub_single_thread_rxn_txnp4(void *arg) {
// We make the start of RA between consecutive UEs differ by 20 frames
//if ((UE_mac_inst[Mod_id].UE_mode[0] == PRACH && Mod_id == 0) || (UE_mac_inst[Mod_id].UE_mode[0] == PRACH && Mod_id>0 && proc->frame_rx >= UE_mac_inst[Mod_id-1].ra_frame + 20) ) {
if (UE_mac_inst[Mod_id].UE_mode[0] == PRACH && Mod_id == next_Mod_id && proc->frame_rx >= next_ra_frame) {
//LOG_D(MAC, "Panos-D: UE_phy_stub_thread_rxn_txnp4 before RACH \n");
// check if we have PRACH opportunity
......@@ -1116,11 +1067,10 @@ static void *UE_phy_stub_single_thread_rxn_txnp4(void *arg) {
// The one working strangely...
//if (is_prach_subframe(&UE->frame_parms,proc->frame_tx, proc->subframe_tx && Mod_id == (module_id_t) init_ra_UE) ) {
//LOG_I(MAC, "Panos-D: UE_phy_stub_thread_rxn_txnp4 before RACH 2 \n");
PRACH_RESOURCES_t *prach_resources = ue_get_rach(Mod_id, 0, proc->frame_tx, 0, proc->subframe_tx);
if(prach_resources!=NULL ) {
UE_mac_inst[Mod_id].ra_frame = proc->frame_rx;
LOG_I(MAC, "Panos-D: UE_phy_stub_thread_rxn_txnp4 before RACH 3, Mod_id: %d \n", Mod_id );
LOG_D(MAC, "UE_phy_stub_thread_rxn_txnp4 before RACH, Mod_id: %d \n", Mod_id );
fill_rach_indication_UE_MAC(Mod_id, proc->frame_tx ,proc->subframe_tx, UL_INFO, prach_resources->ra_PreambleIndex, prach_resources->ra_RNTI);
Msg1_transmitted(Mod_id, 0, proc->frame_tx, 0);
UE_mac_inst[Mod_id].UE_mode[0] = RA_RESPONSE;
......@@ -1135,16 +1085,14 @@ static void *UE_phy_stub_single_thread_rxn_txnp4(void *arg) {
// UE Tx procedures directly at the MAC layer, based on the received ul_config requests from the vnf (eNB).
// Generate UL_indications which correspond to UL traffic.
if(UE_mac_inst[Mod_id].ul_config_req!= NULL){ //&& UE_mac_inst[Mod_id].ul_config_req->ul_config_request_body.ul_config_pdu_list != NULL){
//LOG_I(MAC, "Panos-D: UE_phy_stub_thread_rxn_txnp4 ul_config_req is not NULL \n");
ul_config_req_UE_MAC(UE_mac_inst[Mod_id].ul_config_req, timer_frame, timer_subframe, Mod_id);
//ul_config_req_UE_MAC(UE_mac_inst[Mod_id].ul_config_req, proc->frame_tx, proc->subframe_tx);
if(UE_mac_inst[Mod_id].ul_config_req->ul_config_request_body.ul_config_pdu_list != NULL){
free(UE_mac_inst[Mod_id].ul_config_req->ul_config_request_body.ul_config_pdu_list);
UE_mac_inst[Mod_id].ul_config_req->ul_config_request_body.ul_config_pdu_list = NULL;
}
free(UE_mac_inst[Mod_id].ul_config_req);
UE_mac_inst[Mod_id].ul_config_req = NULL;
//UL_indication(UL_INFO);
}
else if(UE_mac_inst[Mod_id].ul_config_req!=NULL){
free(UE_mac_inst[Mod_id].ul_config_req);
......@@ -1155,25 +1103,6 @@ static void *UE_phy_stub_single_thread_rxn_txnp4(void *arg) {
phy_procedures_UE_SL_RX(UE,proc);
/*if ((subframe_select( &UE->frame_parms, proc->subframe_tx) == SF_S) &&
(UE->frame_parms.frame_type == TDD))
if (UE->mode != loop_through_memory)
phy_procedures_UE_S_TX(UE,0,0,no_relay);
updateTimes(current, &t3, 10000, "Delay to process sub-frame (case 3)");*/
//if (pthread_mutex_lock(&proc->mutex_rxtx) != 0) {
/*if (pthread_mutex_lock(&phy_stub_ticking->mutex_ticking) != 0) {
LOG_E( PHY, "[SCHED][UE] error locking mutex for UE RXTX\n" );
exit_fun("noting to add");
}
//proc->instance_cnt_rxtx--;
//if (pthread_mutex_unlock(&proc->mutex_rxtx) != 0) {
if (pthread_mutex_unlock(&phy_stub_ticking->mutex_ticking) != 0) {
LOG_E( PHY, "[SCHED][UE] error unlocking mutex for UE RXTX\n" );
exit_fun("noting to add");
}*/
} //for (Mod_id=0; Mod_id<NB_UE_INST; Mod_id++)
if(tx_request_pdu_list!=NULL){
......@@ -1185,33 +1114,32 @@ static void *UE_phy_stub_single_thread_rxn_txnp4(void *arg) {
if (UL_INFO->crc_ind.crc_indication_body.number_of_crcs>0)
{
//LOG_D(PHY,"UL_info->crc_ind.crc_indication_body.number_of_crcs:%d CRC_IND:SFN/SF:%d\n", UL_info->crc_ind.crc_indication_body.number_of_crcs, NFAPI_SFNSF2DEC(UL_info->crc_ind.sfn_sf));
//LOG_I(MAC, "Panos-D: ul_config_req_UE_MAC 2.2, SFN/SF of PNF counter:%d.%d, number_of_crcs: %d \n", timer_frame, timer_subframe, UL_INFO->crc_ind.crc_indication_body.number_of_crcs);
//LOG_I(MAC, "ul_config_req_UE_MAC 2.2, SFN/SF of PNF counter:%d.%d, number_of_crcs: %d \n", timer_frame, timer_subframe, UL_INFO->crc_ind.crc_indication_body.number_of_crcs);
oai_nfapi_crc_indication(&UL_INFO->crc_ind);
//LOG_I(MAC, "Panos-D: ul_config_req_UE_MAC 2.21 \n");
//LOG_I(MAC, "ul_config_req_UE_MAC 2.21 \n");
UL_INFO->crc_ind.crc_indication_body.number_of_crcs = 0;
}
if (UL_INFO->rx_ind.rx_indication_body.number_of_pdus>0)
{
//LOG_D(PHY,"UL_info->rx_ind.number_of_pdus:%d RX_IND:SFN/SF:%d\n", UL_info->rx_ind.rx_indication_body.number_of_pdus, NFAPI_SFNSF2DEC(UL_info->rx_ind.sfn_sf));
//LOG_I(MAC, "Panos-D: ul_config_req_UE_MAC 2.3, SFN/SF of PNF counter:%d.%d, number_of_pdus: %d \n", timer_frame, timer_subframe, UL_INFO->rx_ind.rx_indication_body.number_of_pdus);
//LOG_I(MAC, "Panos-D: ul_config_req_UE_MAC 2.3 \n");
//LOG_I(MAC, "ul_config_req_UE_MAC 2.3, SFN/SF of PNF counter:%d.%d, number_of_pdus: %d \n", timer_frame, timer_subframe, UL_INFO->rx_ind.rx_indication_body.number_of_pdus);
oai_nfapi_rx_ind(&UL_INFO->rx_ind);
//LOG_I(MAC, "Panos-D: ul_config_req_UE_MAC 2.31 \n");
//LOG_I(MAC, "ul_config_req_UE_MAC 2.31 \n");
UL_INFO->rx_ind.rx_indication_body.number_of_pdus = 0;
}
if(UL_INFO->harq_ind.harq_indication_body.number_of_harqs>0)
{
//LOG_D(MAC, "Panos-D: ul_config_req_UE_MAC 2.4, SFN/SF of PNF counter:%d.%d, number_of_harqs: %d \n", timer_frame, timer_subframe, UL_INFO->harq_ind.harq_indication_body.number_of_harqs);
//LOG_D(MAC, "ul_config_req_UE_MAC 2.4, SFN/SF of PNF counter:%d.%d, number_of_harqs: %d \n", timer_frame, timer_subframe, UL_INFO->harq_ind.harq_indication_body.number_of_harqs);
oai_nfapi_harq_indication(&UL_INFO->harq_ind);
//LOG_I(MAC, "Panos-D: ul_config_req_UE_MAC 2.41 \n");
//LOG_I(MAC, "ul_config_req_UE_MAC 2.41 \n");
UL_INFO->harq_ind.harq_indication_body.number_of_harqs =0;
}
if(UL_INFO->sr_ind.sr_indication_body.number_of_srs>0)
{
//LOG_I(MAC, "Panos-D: ul_config_req_UE_MAC 2.5, SFN/SF of PNF counter:%d.%d, number_of_srs: %d \n", timer_frame, timer_subframe, UL_INFO->sr_ind.sr_indication_body.number_of_srs);
//LOG_I(MAC, "ul_config_req_UE_MAC 2.5, SFN/SF of PNF counter:%d.%d, number_of_srs: %d \n", timer_frame, timer_subframe, UL_INFO->sr_ind.sr_indication_body.number_of_srs);
oai_nfapi_sr_indication(&UL_INFO->sr_ind);
//LOG_I(MAC, "Panos-D: ul_config_req_UE_MAC 2.51 \n");
//LOG_I(MAC, "ul_config_req_UE_MAC 2.51 \n");
UL_INFO->sr_ind.sr_indication_body.number_of_srs = 0;
}
......@@ -1237,11 +1165,6 @@ static void *UE_phy_stub_single_thread_rxn_txnp4(void *arg) {
UL_INFO = NULL;
}
// thread finished
free(arg);
......@@ -1310,15 +1233,6 @@ static void *UE_phy_stub_thread_rxn_txnp4(void *arg) {
proc->frame_rx = timer_frame;
proc->subframe_tx=(timer_subframe+4)%10;
proc->frame_tx = proc->frame_rx + (proc->subframe_rx>5?1:0);
//oai_subframe_ind(proc->frame_rx, proc->subframe_rx);
// Panos: Guessing that the next 4 lines are not needed for the phy_stub mode.
/*initRefTimes(t2);
initRefTimes(t3);
pickTime(current);
updateTimes(proc->gotIQs, &t2, 10000, "Delay to wake up UE_Thread_Rx (case 2)");*/
// Process Rx data for one sub-frame
......@@ -1347,33 +1261,12 @@ static void *UE_phy_stub_thread_rxn_txnp4(void *arg) {
phy_procedures_UE_SL_RX(UE,proc);
/*
#ifdef UE_SLOT_PARALLELISATION
phy_procedures_slot_parallelization_UE_RX( UE, proc, 0, 0, 1, UE->mode, no_relay, NULL );
#else
*/
// Panos: Substitute call to phy_procedures Rx with call to phy_stub functions in order to trigger
// UE Rx procedures directly at the MAC layer, based on the received nfapi requests from the vnf (eNB).
// Hardcode Mod_id for now. Will be changed later.
// Panos: is this the right place to call oai_subframe_indication to invoke p7 nfapi callbacks here?
//oai_subframe_ind(proc->frame_rx, proc->subframe_rx);
//oai_subframe_ind(timer_frame, timer_subframe);
//start_meas(&UE->timer_stats);
//oai_subframe_ind(proc->frame_tx, proc->subframe_tx);
oai_subframe_ind(timer_frame, timer_subframe);
//LOG_I( MAC, "Panos-D: UE_phy_stub_thread_rxn_txnp4 after oai_subframe_ind \n");
//printf("Panos-D: UE_phy_stub_thread_rxn_txnp4 after oai_subframe_ind \n");
/*if(UE_mac_inst[Mod_id].tx_req!= NULL){
printf("Panos-D: UE_phy_stub_thread_rxn_txnp4 after oai_subframe_ind 2\n");
tx_req_UE_MAC(UE_mac_inst[Mod_id].tx_req);
}*/
if(UE_mac_inst[Mod_id].dl_config_req!= NULL) {
//LOG_I( MAC, "Panos-D: UE_phy_stub_thread_rxn_txnp4 after oai_subframe_ind 3 \n");
dl_config_req_UE_MAC(UE_mac_inst[Mod_id].dl_config_req, Mod_id);
//dl_config_req_UE_MAC(UE_mac_inst[Mod_id].dl_config_req, UE_mac_inst[Mod_id].tx_request_pdu_list);
}
//if(UE_mac_inst[Mod_id].hi_dci0_req!= NULL){
if (UE_mac_inst[Mod_id].hi_dci0_req!=NULL && UE_mac_inst[Mod_id].hi_dci0_req->hi_dci0_request_body.hi_dci0_pdu_list!=NULL){
......@@ -1391,14 +1284,10 @@ static void *UE_phy_stub_thread_rxn_txnp4(void *arg) {
free(UE_mac_inst[Mod_id].hi_dci0_req);
UE_mac_inst[Mod_id].hi_dci0_req = NULL;
}
//stop_meas(&UE->timer_stats);
//t_diff = get_time_meas_us(&UE->timer_stats);
//LOG_E(MAC," Panos-D Absolute time: %f\n", t_diff);
if (nfapi_mode != 3)
phy_procedures_UE_SL_TX(UE,proc);
//#endif
}
#if UE_TIMING_TRACE
......@@ -1450,10 +1339,8 @@ static void *UE_phy_stub_thread_rxn_txnp4(void *arg) {
// check if we have PRACH opportunity
if (is_prach_subframe(&UE->frame_parms,proc->frame_tx, proc->subframe_tx)) {
//LOG_I(MAC, "Panos-D: UE_phy_stub_thread_rxn_txnp4 before RACH 2 \n");
PRACH_RESOURCES_t *prach_resources = ue_get_rach(Mod_id, 0, proc->frame_tx, 0, proc->subframe_tx);
if(prach_resources!=NULL) {
//LOG_I(MAC, "Panos-D: UE_phy_stub_thread_rxn_txnp4 before RACH 3 \n");
fill_rach_indication_UE_MAC(Mod_id, proc->frame_tx ,proc->subframe_tx, UL_INFO, prach_resources->ra_PreambleIndex, prach_resources->ra_RNTI);
Msg1_transmitted(Mod_id, 0, proc->frame_tx, 0);
UE_mac_inst[Mod_id].UE_mode[0] = RA_RESPONSE;
......@@ -1466,16 +1353,14 @@ static void *UE_phy_stub_thread_rxn_txnp4(void *arg) {
// UE Tx procedures directly at the MAC layer, based on the received ul_config requests from the vnf (eNB).
// Generate UL_indications which correspond to UL traffic.
if(UE_mac_inst[Mod_id].ul_config_req!= NULL && UE_mac_inst[Mod_id].ul_config_req->ul_config_request_body.ul_config_pdu_list != NULL){
//LOG_I(MAC, "Panos-D: UE_phy_stub_thread_rxn_txnp4 ul_config_req is not NULL \n");
//LOG_I(MAC, "UE_phy_stub_thread_rxn_txnp4 ul_config_req is not NULL \n");
ul_config_req_UE_MAC(UE_mac_inst[Mod_id].ul_config_req, timer_frame, timer_subframe, Mod_id);
//ul_config_req_UE_MAC(UE_mac_inst[Mod_id].ul_config_req, proc->frame_tx, proc->subframe_tx);
if(UE_mac_inst[Mod_id].ul_config_req->ul_config_request_body.ul_config_pdu_list != NULL){
free(UE_mac_inst[Mod_id].ul_config_req->ul_config_request_body.ul_config_pdu_list);
UE_mac_inst[Mod_id].ul_config_req->ul_config_request_body.ul_config_pdu_list = NULL;
}
free(UE_mac_inst[Mod_id].ul_config_req);
UE_mac_inst[Mod_id].ul_config_req = NULL;
//UL_indication(UL_INFO);
}
else if(UE_mac_inst[Mod_id].ul_config_req!=NULL){
free(UE_mac_inst[Mod_id].ul_config_req);
......@@ -1485,26 +1370,6 @@ static void *UE_phy_stub_thread_rxn_txnp4(void *arg) {
phy_procedures_UE_SL_RX(UE,proc);
/*if ((subframe_select( &UE->frame_parms, proc->subframe_tx) == SF_S) &&
(UE->frame_parms.frame_type == TDD))
if (UE->mode != loop_through_memory)
phy_procedures_UE_S_TX(UE,0,0,no_relay);
updateTimes(current, &t3, 10000, "Delay to process sub-frame (case 3)");*/
//if (pthread_mutex_lock(&proc->mutex_rxtx) != 0) {
/*if (pthread_mutex_lock(&phy_stub_ticking->mutex_ticking) != 0) {
LOG_E( PHY, "[SCHED][UE] error locking mutex for UE RXTX\n" );
exit_fun("noting to add");
}
//proc->instance_cnt_rxtx--;
//if (pthread_mutex_unlock(&proc->mutex_rxtx) != 0) {
if (pthread_mutex_unlock(&phy_stub_ticking->mutex_ticking) != 0) {
LOG_E( PHY, "[SCHED][UE] error unlocking mutex for UE RXTX\n" );
exit_fun("noting to add");
}*/
}
// thread finished
free(arg);
......@@ -1873,16 +1738,6 @@ void init_UE_single_thread_stub(int nb_inst) {
UE->proc.proc_rxtx[i].sub_frame_step=nb_threads;
printf("Init_UE_threads rtd %d proc %d nb_threads %d i %d\n",rtd->proc->sub_frame_start, UE->proc.proc_rxtx[i].sub_frame_start,nb_threads, i);
pthread_create(&UE->proc.proc_rxtx[i].pthread_rxtx, NULL, UE_phy_stub_single_thread_rxn_txnp4, rtd);
/*
#ifdef UE_SLOT_PARALLELISATION
//pthread_mutex_init(&UE->proc.proc_rxtx[i].mutex_slot0_dl_processing,NULL);
//pthread_cond_init(&UE->proc.proc_rxtx[i].cond_slot0_dl_processing,NULL);
//pthread_create(&UE->proc.proc_rxtx[i].pthread_slot0_dl_processing,NULL,UE_thread_slot0_dl_processing, rtd);
pthread_mutex_init(&UE->proc.proc_rxtx[i].mutex_slot1_dl_processing,NULL);
pthread_cond_init(&UE->proc.proc_rxtx[i].cond_slot1_dl_processing,NULL);
pthread_create(&UE->proc.proc_rxtx[i].pthread_slot1_dl_processing,NULL,UE_thread_slot1_dl_processing, rtd);
#endif*/
}
// Panos: Remove thread for UE_sync in phy_stub_UE mode.
......@@ -1935,16 +1790,7 @@ void init_UE_threads_stub(int inst) {
UE->proc.proc_rxtx[i].sub_frame_step=nb_threads;
printf("Init_UE_threads rtd %d proc %d nb_threads %d i %d\n",rtd->proc->sub_frame_start, UE->proc.proc_rxtx[i].sub_frame_start,nb_threads, i);
pthread_create(&UE->proc.proc_rxtx[i].pthread_rxtx, NULL, UE_phy_stub_thread_rxn_txnp4, rtd);
/*
#ifdef UE_SLOT_PARALLELISATION
//pthread_mutex_init(&UE->proc.proc_rxtx[i].mutex_slot0_dl_processing,NULL);
//pthread_cond_init(&UE->proc.proc_rxtx[i].cond_slot0_dl_processing,NULL);
//pthread_create(&UE->proc.proc_rxtx[i].pthread_slot0_dl_processing,NULL,UE_thread_slot0_dl_processing, rtd);
pthread_mutex_init(&UE->proc.proc_rxtx[i].mutex_slot1_dl_processing,NULL);
pthread_cond_init(&UE->proc.proc_rxtx[i].cond_slot1_dl_processing,NULL);
pthread_create(&UE->proc.proc_rxtx[i].pthread_slot1_dl_processing,NULL,UE_thread_slot1_dl_processing, rtd);
#endif*/
}
// Panos: Remove thread for UE_sync in phy_stub_UE mode.
......@@ -2025,9 +1871,7 @@ int setup_ue_buffers(PHY_VARS_UE **phy_vars_ue, openair0_config_t *openair0_cfg)
}
// Panos: This timer thread is used only in the phy_sub mode as an independent timer
// which will be ticking and provide the SFN/SF values that will be used from the UE threads
// playing the role of nfapi-pnf.
/*static void* timer_thread( void* param ) {
thread_top_init("timer_thread",1,870000L,1000000L,1000000L);
......@@ -2192,7 +2036,9 @@ int setup_ue_buffers(PHY_VARS_UE **phy_vars_ue, openair0_config_t *openair0_cfg)
// Panos: This timer thread is used only in the phy_sub mode as an independent timer
// which will be ticking and provide the SFN/SF values that will be used from the UE threads
// playing the role of nfapi-pnf.
//02/02/2018
static void* timer_thread( void* param ) {
......@@ -2207,22 +2053,8 @@ static void* timer_thread( void* param ) {
int external_timer = 0;
//struct timespec pselect_start;
//struct timespec sf_duration;
//sf_duration.tv_sec = 0;
//sf_duration.tv_nsec = 1e6;
wait_sync("timer_thread");
//pthread_mutex_init(&phy_stub_ticking->mutex_ticking,NULL);
//pthread_cond_init(&phy_stub_ticking->cond_ticking,NULL);
// struct timespec start = {0};
// struct timespec end = {0};
//sleepValue.tv_nsec = 1000000;
opp_enabled = 1;
// first check if we are receiving timing indications
......@@ -2252,8 +2084,7 @@ static void* timer_thread( void* param ) {
clock_gettime(CLOCK_MONOTONIC, &t_start);
T_0 = (uint64_t) t_start.tv_sec*1000000000 + t_start.tv_nsec;
LOG_I(MAC, "Panos-D: timer_thread(), T_0 value: %" PRId64 "\n", T_0);
//printf("%" PRId64 "\n", t);
LOG_D(MAC, "Panos-D: timer_thread(), T_0 value: %" PRId64 "\n", T_0);
while (!oai_exit) {
......@@ -2266,8 +2097,7 @@ static void* timer_thread( void* param ) {
} else {
timer_subframe++;
}
//printf("[timer_thread] Frame: %d, Subframe: %d \n", timer_frame, timer_subframe);
//LOG_I(MAC," Panos-D [timer_thread] Frame: %d, Subframe: %d \n", timer_frame, timer_subframe);
//AssertFatal( 0 == pthread_cond_signal(&phy_stub_ticking->cond_ticking), "");
AssertFatal(pthread_mutex_lock(&phy_stub_ticking->mutex_ticking) ==0,"");
phy_stub_ticking->ticking_var++;
......@@ -2282,7 +2112,7 @@ static void* timer_thread( void* param ) {
}
}
else
LOG_I(MAC, "Panos-D: timer_thread() Timing problem! ticking_var value:%d \n \n \n", phy_stub_ticking->ticking_var);
LOG_D(MAC, "timer_thread() Timing problem! ticking_var value:%d \n \n \n", phy_stub_ticking->ticking_var);
AssertFatal(pthread_mutex_unlock(&phy_stub_ticking->mutex_ticking) ==0,"");
start_meas(&UE->timer_stats);
......@@ -2297,16 +2127,13 @@ static void* timer_thread( void* param ) {
if(T_now > T_next_SF){
t_sleep.tv_sec =0;
t_sleep.tv_nsec =0;
//T_sleep=0;
}
else{
T_sleep = T_next_SF - T_now;
//LOG_I(MAC, "Panos-D: timer_thread(), T_sleep value: %" PRId64 "\n", T_sleep);
t_sleep.tv_sec =0;
t_sleep.tv_nsec = (__syscall_slong_t) T_sleep;
}
nanosleep(&t_sleep, (struct timespec *)NULL);
//usleep(T_sleep/1000000);
UE_tport_t pdu;
pdu.header.packet_type = TTI_SYNC;
pdu.header.absSF = (timer_frame*10)+timer_subframe;
......@@ -2321,37 +2148,13 @@ static void* timer_thread( void* param ) {
wait_on_condition(&UE->timer_mutex,&UE->timer_cond,&UE->instance_cnt_timer,"timer_thread");
release_thread(&UE->timer_mutex,&UE->instance_cnt_timer,"timer_thread");
}
//clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &end); // get final time-stamp
//double t_ns = (double)(end.tv_sec - start.tv_sec) * 1.0e9 +
// (double)(end.tv_nsec - start.tv_nsec);
//printf("Panos-D: [timer_thread] REAL TIME difference: %f", t_ns);
stop_meas(&UE->timer_stats);
t_diff = get_time_meas_us(&UE->timer_stats);
//printf("Panos-D: Absolute time: %lld, diff: %lld, diff_now: %lld \n",UE->timer_stats.p_time, UE->timer_stats.diff, UE->timer_stats.diff_now);
//LOG_I(MAC,"[UE%d] Applying default macMainConfig\n",module_idP);
//if (t_diff > 1100)
// LOG_E(MAC," Panos-D Absolute time: %f\n", t_diff);
//LOG_E(MAC," Panos-D Absolute time: %f\n", t_diff);
//printf("Panos-D: Absolute time: %f", t_diff);
stop_meas(&UE->timer_stats);
t_diff = get_time_meas_us(&UE->timer_stats);
//printf("Panos-D: Absolute time: %lld, diff: %lld, diff_now: %lld \n",UE->timer_stats.p_time, UE->timer_stats.diff, UE->timer_stats.diff_now);
//LOG_I(MAC,"[UE%d] Applying default macMainConfig\n",module_idP);
//if (t_diff > 1100) LOG_E(MAC," Panos-D Absolute time: %f\n", t_diff);
//printf("Panos-D: Absolute time: %f", t_diff);
//UE->proc.ticking_var++;
// pthread_cond_signal() //Send signal to ue_thread()?
// We also need to somehow pass the information of SFN/SF
}
free(phy_stub_ticking);
pthread_cond_destroy(&phy_stub_ticking->cond_ticking);
......
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