diff --git a/openair1/PHY/LTE_TRANSPORT/if4_tools.c b/openair1/PHY/LTE_TRANSPORT/if4_tools.c
index 924eef11b97a562a4fa7913b9db80ee54c63294e..be1bc6b08e27ed3b67bc111ad0c0357f4ad49083 100755
--- a/openair1/PHY/LTE_TRANSPORT/if4_tools.c
+++ b/openair1/PHY/LTE_TRANSPORT/if4_tools.c
@@ -108,8 +108,8 @@ void send_IF4p5(PHY_VARS_eNB *eNB, int frame, int subframe, uint16_t packet_type
(packet_type == IF4p5_PULTICK)){
db_fulllength = 12*fp->N_RB_UL;
db_halflength = (db_fulllength)>>1;
- slotoffsetF = 1;
- blockoffsetF = slotoffsetF + fp->ofdm_symbol_size - db_halflength - 1;
+ slotoffsetF = 0;
+ blockoffsetF = slotoffsetF + fp->ofdm_symbol_size - db_halflength;
if (subframe_select(fp,subframe)==SF_S) {
nsym=fp->ul_symbols_in_S_subframe;
@@ -131,10 +131,12 @@ void send_IF4p5(PHY_VARS_eNB *eNB, int frame, int subframe, uint16_t packet_type
LOG_D(PHY,"IF4p5_PULFFT: frame %d, subframe %d, symbol %d\n",frame,subframe,symbol_id);
for (element_id=0; element_id<db_halflength; element_id++) {
i = (uint16_t*) &rxdataF[0][blockoffsetF+element_id];
- data_block[element_id] = ((uint16_t) lin2alaw[*i]) | (lin2alaw[*(i+1)]<<8);
+ data_block[element_id] = ((uint16_t) lin2alaw[*i]) | ((uint16_t)(lin2alaw[*(i+1)]<<8));
i = (uint16_t*) &rxdataF[0][slotoffsetF+element_id];
- data_block[element_id+db_halflength] = ((uint16_t) lin2alaw[*i]) | (lin2alaw[*(i+1)]<<8);
+ data_block[element_id+db_halflength] = ((uint16_t) lin2alaw[*i]) | ((uint16_t)(lin2alaw[*(i+1)]<<8));
+ //if (element_id==0) LOG_I(PHY,"send_if4p5: symbol %d rxdata0 = (%d,%d)\n",symbol_id,*i,*(i+1));
+
}
packet_header->frame_status &= ~(0x000f<<26);
@@ -235,7 +237,7 @@ void recv_IF4p5(PHY_VARS_eNB *eNB, int *frame, int *subframe, uint16_t *packet_t
0) < 0) {
perror("ETHERNET read");
}
-
+
if (eth->flags == ETH_RAW_IF4p5_MODE) {
packet_header = (IF4p5_header_t*) (rx_buffer+MAC_HEADER_SIZE_BYTES);
data_block = (uint16_t*) (rx_buffer+MAC_HEADER_SIZE_BYTES+sizeof_IF4p5_header_t);
@@ -251,7 +253,6 @@ void recv_IF4p5(PHY_VARS_eNB *eNB, int *frame, int *subframe, uint16_t *packet_t
*packet_type = packet_header->sub_type;
-
if (*packet_type == IF4p5_PDLFFT) {
*symbol_number = ((packet_header->frame_status)>>26)&0x000f;
@@ -273,10 +274,10 @@ void recv_IF4p5(PHY_VARS_eNB *eNB, int *frame, int *subframe, uint16_t *packet_t
} else if (*packet_type == IF4p5_PULFFT) {
*symbol_number = ((packet_header->frame_status)>>26)&0x000f;
- if (eNB->CC_id==1) LOG_I(PHY,"UL_IF4p5: CC_id %d : frame %d, subframe %d, symbol %d\n",eNB->CC_id,*frame,*subframe,*symbol_number);
+ if (eNB->CC_id==0) LOG_D(PHY,"UL_IF4p5: CC_id %d : frame %d, subframe %d, symbol %d\n",eNB->CC_id,*frame,*subframe,*symbol_number);
- slotoffsetF = (*symbol_number)*(fp->ofdm_symbol_size) + 1;
- blockoffsetF = slotoffsetF + fp->ofdm_symbol_size - db_halflength - 1;
+ slotoffsetF = (*symbol_number)*(fp->ofdm_symbol_size);
+ blockoffsetF = slotoffsetF + fp->ofdm_symbol_size - db_halflength;
for (element_id=0; element_id<db_halflength; element_id++) {
i = (uint16_t*) &rxdataF[0][blockoffsetF+element_id];
@@ -286,9 +287,12 @@ void recv_IF4p5(PHY_VARS_eNB *eNB, int *frame, int *subframe, uint16_t *packet_t
i = (uint16_t*) &rxdataF[0][slotoffsetF+element_id];
*i = alaw2lin[ (data_block[element_id+db_halflength] & 0xff) ];
*(i+1) = alaw2lin[ (data_block[element_id+db_halflength]>>8) ];
+
+ //if (element_id==0) LOG_I(PHY,"recv_if4p5: symbol %d rxdata0 = (%u,%u)\n",*symbol_number,*i,*(i+1));
}
- } else if (*packet_type == IF4p5_PRACH) {
+ } else if (*packet_type == IF4p5_PRACH) {
+ LOG_D(PHY,"PRACH_IF4p5: CC_id %d : frame %d, subframe %d, symbol %d\n",eNB->CC_id,*frame,*subframe);
if (eNB->CC_id==1) LOG_I(PHY,"PRACH_IF4p5: CC_id %d : frame %d, subframe %d, symbol %d\n",eNB->CC_id,*frame,*subframe);
// FIX: hard coded prach samples length
diff --git a/openair1/PHY/LTE_TRANSPORT/prach.c b/openair1/PHY/LTE_TRANSPORT/prach.c
index 489fdb0f71dae676914243a7d93c2ed59f4eb8eb..ce4d4020d12ff76c3a659abfe83ac7928d2dcb39 100644
--- a/openair1/PHY/LTE_TRANSPORT/prach.c
+++ b/openair1/PHY/LTE_TRANSPORT/prach.c
@@ -1125,7 +1125,7 @@ void rx_prach(PHY_VARS_eNB *eNB,
int fft_size,log2_ifft_size;
uint8_t nb_ant_rx = 1; //eNB->frame_parms.nb_antennas_rx;
- // int en;
+ int en;
for (aa=0; aa<nb_ant_rx; aa++) {
prach[aa] = (int16_t*)&eNB->common_vars.rxdata[0][aa][subframe*eNB->frame_parms.samples_per_tti-eNB->N_TA_offset];
@@ -1327,9 +1327,9 @@ void rx_prach(PHY_VARS_eNB *eNB,
/// **** send_IF4 of rxsigF to RCC **** ///
send_IF4p5(eNB, eNB->proc.frame_prach, eNB->proc.subframe_prach, IF4p5_PRACH, k);
- // en = dB_fixed(signal_energy(&rxsigF[0][k],840));
- // if (en>60)
- // printf("PRACH: Frame %d, Subframe %d => %d dB\n",eNB->proc.frame_rx,eNB->proc.subframe_rx,en);
+ en = dB_fixed(signal_energy(&rxsigF[0][k],840));
+ if (en>60)
+ printf("PRACH: Frame %d, Subframe %d => %d dB\n",eNB->proc.frame_rx,eNB->proc.subframe_rx,en);
return;
} else if (eNB->node_function == NGFI_RCC_IF4p5) {
k = (12*n_ra_prb) - 6*eNB->frame_parms.N_RB_UL;
@@ -1347,9 +1347,9 @@ void rx_prach(PHY_VARS_eNB *eNB,
(&rxsigF[0][0]),
839*2*sizeof(int16_t));
- //en = dB_fixed(signal_energy(&rxsigF[0][k],840));
- // if (en>60)
- //printf("PRACH: Frame %d, Subframe %d => %d dB\n",eNB->proc.frame_rx,eNB->proc.subframe_rx,en);
+ en = dB_fixed(signal_energy(&rxsigF[0][k],840));
+ /*if (en>60)
+ printf("PRACH: Frame %d, Subframe %d => %d dB\n",eNB->proc.frame_rx,eNB->proc.subframe_rx,en);*/
}
diff --git a/openair1/SCHED/phy_procedures_lte_eNb.c b/openair1/SCHED/phy_procedures_lte_eNb.c
index cad508c7c225d7bc90d5b6a1316b5a89096d1cc4..a8a2be178178517fb196e4a5185039279f55ceff 100644
--- a/openair1/SCHED/phy_procedures_lte_eNb.c
+++ b/openair1/SCHED/phy_procedures_lte_eNb.c
@@ -3158,6 +3158,10 @@ void phy_procedures_eNB_uespec_RX(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,const
eNB->UE_stats[i].ulsch_errors[harq_pid]++;
eNB->UE_stats[i].ulsch_consecutive_errors++;
+ /*if (eNB->ulsch[i]->harq_processes[harq_pid]->nb_rb > 20) {
+ dump_ulsch(eNB,proc,i);
+ exit(-1);
+ }*/
// indicate error to MAC
if (eNB->mac_enabled == 1)
mac_xface->rx_sdu(eNB->Mod_id,
diff --git a/targets/ARCH/ETHERNET/USERSPACE/LIB/eth_udp.c b/targets/ARCH/ETHERNET/USERSPACE/LIB/eth_udp.c
index 898382cf6a480ebea27429f4c6a1f5592c632140..c151ab11ff9464918b33f75871edfba8d0862fea 100644
--- a/targets/ARCH/ETHERNET/USERSPACE/LIB/eth_udp.c
+++ b/targets/ARCH/ETHERNET/USERSPACE/LIB/eth_udp.c
@@ -197,6 +197,7 @@ int trx_eth_write_udp_IF4p5(openair0_device *device, openair0_timestamp timestam
int nblocks = nsamps;
int bytes_sent = 0;
+
eth_state_t *eth = (eth_state_t*)device->priv;
@@ -216,7 +217,6 @@ int trx_eth_write_udp_IF4p5(openair0_device *device, openair0_timestamp timestam
}
eth->tx_nsamps = nblocks;
-
bytes_sent = sendto(eth->sockfd,
buff[0],
packet_size,
@@ -245,6 +245,8 @@ int trx_eth_write_udp(openair0_device *device, openair0_timestamp timestamp, voi
//sendto_flag|=flags;
eth->tx_nsamps=nsamps;
+
+
for (i=0;i<cc;i++) {
/* buff[i] points to the position in tx buffer where the payload to be sent is
buff2 points to the position in tx buffer where the packet header will be placed */
@@ -264,7 +266,8 @@ int trx_eth_write_udp(openair0_device *device, openair0_timestamp timestamp, voi
*(uint16_t *)(buff2 + sizeof(uint16_t)) = 1+(i<<1);
*(openair0_timestamp *)(buff2 + sizeof(int32_t)) = timestamp;
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_TX_SEQ_NUM, pck_seq_num);
-
+
+
while(bytes_sent < UDP_PACKET_SIZE_BYTES(nsamps)) {
#if DEBUG
printf("------- TX ------: buff2 current position=%d remaining_bytes=%d bytes_sent=%d \n",
diff --git a/targets/ARCH/ETHERNET/USERSPACE/LIB/ethernet_lib.c b/targets/ARCH/ETHERNET/USERSPACE/LIB/ethernet_lib.c
index 6f93ba4853d3fa209246871d57abf65f62f3493a..7f2b1f73e1d9d6929b43efd59fc89fc2d6de2819 100644
--- a/targets/ARCH/ETHERNET/USERSPACE/LIB/ethernet_lib.c
+++ b/targets/ARCH/ETHERNET/USERSPACE/LIB/ethernet_lib.c
@@ -84,6 +84,12 @@ int trx_eth_start(openair0_device *device) {
} else {
if(eth_get_dev_conf_udp(device)!=0) return -1;
}
+
+ /* adjust MTU wrt number of samples per packet */
+ /*if(ethernet_tune (device,MTU_SIZE,UDP_IF4p5_PRACH_SIZE_BYTES)!=0) return -1;
+
+ if(ethernet_tune (device,RCV_TIMEOUT,999999)!=0) return -1;*/
+
} else if (eth->flags == ETH_RAW_IF5_MOBIPASS) {
printf("Setting ETHERNET to RAW_IF5_MODE\n");
if (eth_socket_init_raw(device)!=0) return -1;
@@ -98,6 +104,11 @@ int trx_eth_start(openair0_device *device) {
} else {
if(eth_get_dev_conf_udp(device)!=0) return -1;
}
+
+ /* adjust MTU wrt number of samples per packet */
+ if(ethernet_tune (device,MTU_SIZE,UDP_IF4p5_PRACH_SIZE_BYTES)!=0) return -1;
+
+ if(ethernet_tune (device,RCV_TIMEOUT,999999)!=0) return -1;
}
/* apply additional configuration */
if(ethernet_tune (device, SND_BUF_SIZE,2000000000)!=0) return -1;
diff --git a/targets/ARCH/ETHERNET/USERSPACE/LIB/if_defs.h b/targets/ARCH/ETHERNET/USERSPACE/LIB/if_defs.h
index 5fdb962b09019470b6f5840f5bbacd890df1b2ee..f4d6d6df1c616aa61c004df8fa4239504609d199 100644
--- a/targets/ARCH/ETHERNET/USERSPACE/LIB/if_defs.h
+++ b/targets/ARCH/ETHERNET/USERSPACE/LIB/if_defs.h
@@ -47,6 +47,11 @@
#define ETH_RAW_IF5_MOBIPASS 4
#endif
+// COMMOM HEADER LENGTHS
+
+#define UDP_HEADER_SIZE_BYTES 8
+#define IPV4_HEADER_SIZE_BYTES 60 // This is the maximum IPv4 header length
+
// Time domain RRH packet sizes
#define MAC_HEADER_SIZE_BYTES (sizeof(struct ether_header))
#define MAX_PACKET_SEQ_NUM(spp,spf) (spf/spp)
@@ -56,17 +61,17 @@
// Packet sizes for IF4p5 interface format
#define DATA_BLOCK_SIZE_BYTES(scaled_nblocks) (sizeof(uint16_t)*scaled_nblocks)
-#define PRACH_HARD_CODED_NUM_SAMPLES (839*2)
+#define PRACH_HARD_CODED_NUM_SAMPLES (839*4)
#define PRACH_BLOCK_SIZE_BYTES (sizeof(int16_t)*PRACH_HARD_CODED_NUM_SAMPLES) // FIX hard coded prach size
#define RAW_IF4p5_PDLFFT_SIZE_BYTES(nblocks) (MAC_HEADER_SIZE_BYTES + sizeof_IF4p5_header_t + DATA_BLOCK_SIZE_BYTES(nblocks))
#define RAW_IF4p5_PULFFT_SIZE_BYTES(nblocks) (MAC_HEADER_SIZE_BYTES + sizeof_IF4p5_header_t + DATA_BLOCK_SIZE_BYTES(nblocks))
#define RAW_IF4p5_PULTICK_SIZE_BYTES (MAC_HEADER_SIZE_BYTES + sizeof_IF4p5_header_t)
#define RAW_IF4p5_PRACH_SIZE_BYTES (MAC_HEADER_SIZE_BYTES + sizeof_IF4p5_header_t + PRACH_BLOCK_SIZE_BYTES)
-#define UDP_IF4p5_PDLFFT_SIZE_BYTES(nblocks) (sizeof_IF4p5_header_t + DATA_BLOCK_SIZE_BYTES(nblocks))
-#define UDP_IF4p5_PULFFT_SIZE_BYTES(nblocks) (sizeof_IF4p5_header_t + DATA_BLOCK_SIZE_BYTES(nblocks))
-#define UDP_IF4p5_PULTICK_SIZE_BYTES (sizeof_IF4p5_header_t)
-#define UDP_IF4p5_PRACH_SIZE_BYTES (sizeof_IF4p5_header_t + PRACH_BLOCK_SIZE_BYTES)
+#define UDP_IF4p5_PDLFFT_SIZE_BYTES(nblocks) (UDP_HEADER_SIZE_BYTES + IPV4_HEADER_SIZE_BYTES + sizeof_IF4p5_header_t + DATA_BLOCK_SIZE_BYTES(nblocks))
+#define UDP_IF4p5_PULFFT_SIZE_BYTES(nblocks) (UDP_HEADER_SIZE_BYTES + IPV4_HEADER_SIZE_BYTES + sizeof_IF4p5_header_t + DATA_BLOCK_SIZE_BYTES(nblocks))
+#define UDP_IF4p5_PULTICK_SIZE_BYTES (UDP_HEADER_SIZE_BYTES + IPV4_HEADER_SIZE_BYTES + sizeof_IF4p5_header_t)
+#define UDP_IF4p5_PRACH_SIZE_BYTES (UDP_HEADER_SIZE_BYTES + IPV4_HEADER_SIZE_BYTES + sizeof_IF4p5_header_t + PRACH_BLOCK_SIZE_BYTES)
// Mobipass packet sizes
#define RAW_IF5_MOBIPASS_BLOCK_SIZE_BYTES 1280
diff --git a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/rcc.band7.tm1.if4p5.25PRB.conf b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/rcc.band7.tm1.if4p5.25PRB.conf
index f9ebec3ab53561789e5cbf9b81130c0cf7640c38..8572fc69175e8fce82a5144d495b5c108aa54129 100644
--- a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/rcc.band7.tm1.if4p5.25PRB.conf
+++ b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/rcc.band7.tm1.if4p5.25PRB.conf
@@ -17,7 +17,7 @@ eNBs =
mobile_country_code = "208";
- mobile_network_code = "93";
+ mobile_network_code = "92";
////////// Physical parameters:
@@ -31,7 +31,7 @@ eNBs =
tdd_config_s = 0;
prefix_type = "NORMAL";
eutra_band = 7;
- downlink_frequency = 2685000000L;
+ downlink_frequency = 2660000000L;
uplink_frequency_offset = -120000000;
Nid_cell = 0;
N_RB_DL = 25;
@@ -50,7 +50,7 @@ eNBs =
pucch_nRB_CQI = 1;
pucch_nCS_AN = 0;
pucch_n1_AN = 32;
- pdsch_referenceSignalPower = -29;
+ pdsch_referenceSignalPower = -24;
pdsch_p_b = 0;
pusch_n_SB = 1;
pusch_enable64QAM = "DISABLE";
@@ -86,7 +86,7 @@ eNBs =
rach_messagePowerOffsetGroupB = ;
*/
rach_powerRampingStep = 4;
- rach_preambleInitialReceivedTargetPower = -108;
+ rach_preambleInitialReceivedTargetPower = -104;
rach_preambleTransMax = 10;
rach_raResponseWindowSize = 10;
rach_macContentionResolutionTimer = 48;
@@ -137,7 +137,7 @@ eNBs =
////////// MME parameters:
- mme_ip_address = ( { ipv4 = "127.0.0.3";
+ mme_ip_address = ( { ipv4 = "192.168.12.26";
ipv6 = "192:168:30::17";
active = "yes";
preference = "ipv4";
@@ -147,18 +147,18 @@ eNBs =
NETWORK_INTERFACES :
{
- ENB_INTERFACE_NAME_FOR_S1_MME = "lo";
- ENB_IPV4_ADDRESS_FOR_S1_MME = "127.0.0.2/24";
- ENB_INTERFACE_NAME_FOR_S1U = "lo";
- ENB_IPV4_ADDRESS_FOR_S1U = "127.0.0.5/24";
+ ENB_INTERFACE_NAME_FOR_S1_MME = "eth0";
+ ENB_IPV4_ADDRESS_FOR_S1_MME = "192.168.12.19/24";
+ ENB_INTERFACE_NAME_FOR_S1U = "eth0";
+ ENB_IPV4_ADDRESS_FOR_S1U = "192.168.12.19/24";
ENB_PORT_FOR_S1U = 2152; # Spec 2152
};
rrh_gw_config = (
{
- local_if_name = "eth0";
- remote_address = "10.10.10.60";
- local_address = "10.10.10.215";
+ local_if_name = "em2";
+ remote_address = "10.10.10.157";
+ local_address = "10.10.10.19";
local_port = 50000; #for raw option local port must be the same to remote
remote_port = 50000;
rrh_gw_active = "yes";
@@ -177,7 +177,7 @@ eNBs =
hw_log_level ="info";
hw_log_verbosity ="medium";
phy_log_level ="info";
- phy_log_verbosity ="medium";
+ phy_log_verbosity ="info";
mac_log_level ="info";
mac_log_verbosity ="high";
rlc_log_level ="info";
diff --git a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/rcc.band7.tm1.if4p5.50PRB.conf b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/rcc.band7.tm1.if4p5.50PRB.conf
index 4ad5767ce9a8343a5c117b8bcf1001636b4b12dc..43385eefb974f235594eb0336ad674e908614f24 100644
--- a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/rcc.band7.tm1.if4p5.50PRB.conf
+++ b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/rcc.band7.tm1.if4p5.50PRB.conf
@@ -17,7 +17,7 @@ eNBs =
mobile_country_code = "208";
- mobile_network_code = "93";
+ mobile_network_code = "92";
////////// Physical parameters:
@@ -31,7 +31,7 @@ eNBs =
tdd_config_s = 0;
prefix_type = "NORMAL";
eutra_band = 7;
- downlink_frequency = 2685000000L;
+ downlink_frequency = 2660000000L;
uplink_frequency_offset = -120000000;
Nid_cell = 0;
N_RB_DL = 50;
@@ -50,7 +50,7 @@ eNBs =
pucch_nRB_CQI = 1;
pucch_nCS_AN = 0;
pucch_n1_AN = 32;
- pdsch_referenceSignalPower = -27;
+ pdsch_referenceSignalPower = -24;
pdsch_p_b = 0;
pusch_n_SB = 1;
pusch_enable64QAM = "DISABLE";
@@ -86,7 +86,7 @@ eNBs =
rach_messagePowerOffsetGroupB = ;
*/
rach_powerRampingStep = 4;
- rach_preambleInitialReceivedTargetPower = -108;
+ rach_preambleInitialReceivedTargetPower = -104;
rach_preambleTransMax = 10;
rach_raResponseWindowSize = 10;
rach_macContentionResolutionTimer = 48;
@@ -138,7 +138,7 @@ eNBs =
////////// MME parameters:
- mme_ip_address = ( { ipv4 = "127.0.0.3";
+ mme_ip_address = ( { ipv4 = "192.168.12.26";
ipv6 = "192:168:30::17";
active = "yes";
preference = "ipv4";
@@ -148,18 +148,18 @@ eNBs =
NETWORK_INTERFACES :
{
- ENB_INTERFACE_NAME_FOR_S1_MME = "lo";
- ENB_IPV4_ADDRESS_FOR_S1_MME = "127.0.0.2/24";
- ENB_INTERFACE_NAME_FOR_S1U = "lo";
- ENB_IPV4_ADDRESS_FOR_S1U = "127.0.0.5/24";
+ ENB_INTERFACE_NAME_FOR_S1_MME = "eth0";
+ ENB_IPV4_ADDRESS_FOR_S1_MME = "192.168.12.19/24";
+ ENB_INTERFACE_NAME_FOR_S1U = "eth0";
+ ENB_IPV4_ADDRESS_FOR_S1U = "192.168.12.19/24";
ENB_PORT_FOR_S1U = 2152; # Spec 2152
};
rrh_gw_config = (
{
- local_if_name = "eth0";
- remote_address = "10.10.10.60";
- local_address = "10.10.10.215";
+ local_if_name = "em2";
+ remote_address = "10.10.10.157";
+ local_address = "10.10.10.19";
local_port = 50000; #for raw option local port must be the same to remote
remote_port = 50000;
rrh_gw_active = "yes";
@@ -167,7 +167,7 @@ eNBs =
rf_preference = "usrp_b200";
iq_txshift = 4;
tx_sample_advance = 80;
- tx_scheduling_advance = 9;
+ tx_scheduling_advance = 9;
}
);