Commit 3dd1faad authored by pyroclaste's avatar pyroclaste

Add the compression for IF5 and RTT measurements for FH and RF

parent 9e55f8eb
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This source diff could not be displayed because it is too large. You can view the blob instead.
......@@ -59,3 +59,5 @@ typedef struct IF5_mobipass_header IF5_mobipass_header_t;
void send_IF5(PHY_VARS_eNB*, openair0_timestamp, int, uint8_t*, uint16_t);
void recv_IF5(PHY_VARS_eNB*, openair0_timestamp*, int, uint16_t);
void malloc_IF5_buffer(PHY_VARS_eNB*);
This diff is collapsed.
......@@ -78,7 +78,8 @@
void exit_fun(const char* s);
extern int exit_openair;
struct timespec start_fh, start_fh_prev;
int start_fh_sf, start_fh_prev_sf;
// Fix per CC openair rf/if device update
// extern openair0_device openair0;
......@@ -2751,6 +2752,10 @@ void eNB_fep_full(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc_rxtx) {
if (eNB->node_function == NGFI_RRU_IF4p5) {
/// **** send_IF4 of rxdataF to RCC (no prach now) **** ///
send_IF4p5(eNB, proc_rxtx->frame_rx, proc_rxtx->subframe_rx, IF4p5_PULFFT, 0);
start_fh_prev = start_fh;
start_fh_prev_sf = start_fh_sf;
clock_gettime( CLOCK_MONOTONIC, &start_fh);
start_fh_sf = proc_rxtx->subframe_rx;
}
}
......@@ -2762,6 +2767,10 @@ void eNB_fep_rru_if5(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc_rxtx) {
/// **** send_IF5 of rxdata to BBU **** ///
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_SEND_IF5, 1 );
send_IF5(eNB, proc->timestamp_rx, proc->subframe_rx, &seqno, IF5_RRH_GW_UL);
start_fh_prev = start_fh;
start_fh_prev_sf = start_fh_sf;
clock_gettime( CLOCK_MONOTONIC, &start_fh);
start_fh_sf = proc->subframe_rx;
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_SEND_IF5, 0 );
}
......
......@@ -208,6 +208,7 @@
#define ENB_CONFIG_STRING_RRH_GW_IQ_TXSHIFT "iq_txshift"
#define ENB_CONFIG_STRING_RRH_GW_TX_SAMPLE_ADVANCE "tx_sample_advance"
#define ENB_CONFIG_STRING_RRH_GW_TX_SCHEDULING_ADVANCE "tx_scheduling_advance"
#define ENB_CONFIG_STRING_RRH_GW_IF_COMPRESSION "if_compression"
#define ENB_CONFIG_STRING_ASN1_VERBOSITY "Asn1_verbosity"
#define ENB_CONFIG_STRING_ASN1_VERBOSITY_NONE "none"
......@@ -338,6 +339,7 @@ void enb_config_display(void)
} else {
printf( "\tRF target : \tNONE:\n");
}
printf( "\tif_compression : \t%s Compression:\n",(enb_properties.properties[i]->rrh_gw_config[j].if_compress == 1)? "ALAW" : "None");
}
}
......@@ -657,6 +659,7 @@ const Enb_properties_array_t *enb_config_init(char* lib_config_file_name_pP)
char* ipv6 = NULL;
char* active = NULL;
char* preference = NULL;
char* if_compression = NULL;
char* tr_preference = NULL;
char* rf_preference = NULL;
......@@ -2345,6 +2348,7 @@ const Enb_properties_array_t *enb_config_init(char* lib_config_file_name_pP)
&& config_setting_lookup_int(setting_rrh_gw, ENB_CONFIG_STRING_RRH_GW_IQ_TXSHIFT, &iq_txshift)
&& config_setting_lookup_int(setting_rrh_gw, ENB_CONFIG_STRING_RRH_GW_TX_SAMPLE_ADVANCE, &tx_sample_advance)
&& config_setting_lookup_int(setting_rrh_gw, ENB_CONFIG_STRING_RRH_GW_TX_SCHEDULING_ADVANCE, &tx_scheduling_advance)
&& config_setting_lookup_string(setting_rrh_gw, ENB_CONFIG_STRING_RRH_GW_IF_COMPRESSION, (const char **)&if_compression)
)
) {
AssertFatal (0,
......@@ -2402,6 +2406,14 @@ const Enb_properties_array_t *enb_config_init(char* lib_config_file_name_pP)
enb_properties.properties[enb_properties_index]->rrh_gw_config[j].lmssdr = 1;
}
if (strcmp(if_compression, "alaw") == 0) {
enb_properties.properties[enb_properties_index]->rrh_gw_config[j].if_compress = 1;
} else if (strcmp(if_compression, "none") == 0) {
enb_properties.properties[enb_properties_index]->rrh_gw_config[j].if_compress = 0;
} else {
enb_properties.properties[enb_properties_index]->rrh_gw_config[j].if_compress = 0;
}
}
} else {
enb_properties.properties[enb_properties_index]->nb_rrh_gw = 0;
......@@ -2421,6 +2433,7 @@ const Enb_properties_array_t *enb_config_init(char* lib_config_file_name_pP)
enb_properties.properties[enb_properties_index]->rrh_gw_config[j].usrp_x300 = 0;
enb_properties.properties[enb_properties_index]->rrh_gw_config[j].bladerf = 0;
enb_properties.properties[enb_properties_index]->rrh_gw_config[j].lmssdr = 0;
enb_properties.properties[enb_properties_index]->rrh_gw_config[j].if_compress = 0;
}
// SCTP SETTING
......
......@@ -85,6 +85,7 @@ typedef struct rrh_gw_config_s {
uint8_t udpif4p5;
uint8_t rawif4p5;
uint8_t rawif5_mobipass;
uint8_t if_compress;
int tx_scheduling_advance;
int tx_sample_advance;
int iq_txshift;
......
......@@ -181,6 +181,10 @@ const char* eurecomVariablesNames[] = {
"ue0_trx_write_ns",
"ue0_trx_read_ns_missing",
"ue0_trx_write_ns_missing"
"send_if4_symbol",
"recv_if4_symbol",
"send_if5_pkt_id",
"recv_if5_pkt_id"
};
const char* eurecomFunctionsNames[] = {
......@@ -375,7 +379,10 @@ const char* eurecomFunctionsNames[] = {
"send_if4",
"recv_if4",
"send_if5",
"recv_if5"
"recv_if5",
"compress_if",
"decompress_if"
};
struct vcd_module_s vcd_modules[VCD_SIGNAL_DUMPER_MODULE_END] = {
......
......@@ -147,6 +147,10 @@ typedef enum {
VCD_SIGNAL_DUMPER_VARIABLES_UE0_SFN5,
VCD_SIGNAL_DUMPER_VARIABLES_UE0_SFN6,
VCD_SIGNAL_DUMPER_VARIABLES_UE0_SFN7,
VCD_SIGNAL_DUMPER_VARIABLES_SEND_IF4_SYMBOL,
VCD_SIGNAL_DUMPER_VARIABLES_RECV_IF4_SYMBOL,
VCD_SIGNAL_DUMPER_VARIABLES_SEND_IF5_PKT_ID,
VCD_SIGNAL_DUMPER_VARIABLES_RECV_IF5_PKT_ID,
VCD_SIGNAL_DUMPER_VARIABLES_UE_PDCP_FLUSH_SIZE,
VCD_SIGNAL_DUMPER_VARIABLES_UE_PDCP_FLUSH_ERR,
VCD_SIGNAL_DUMPER_VARIABLES_UE0_TRX_READ_NS,
......@@ -354,6 +358,9 @@ typedef enum {
VCD_SIGNAL_DUMPER_FUNCTIONS_SEND_IF5,
VCD_SIGNAL_DUMPER_FUNCTIONS_RECV_IF5,
VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_COMPR_IF,
VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_DECOMPR_IF,
VCD_SIGNAL_DUMPER_FUNCTIONS_LAST,
VCD_SIGNAL_DUMPER_FUNCTIONS_END = VCD_SIGNAL_DUMPER_FUNCTIONS_LAST,
} vcd_signal_dump_functions;
......
......@@ -242,6 +242,8 @@ typedef struct {
uint8_t iq_txshift;
//! transport type preference (RAW/UDP)
uint8_t transp_preference;
//! compression enable (0: No comp/ 1: A-LAW)
uint8_t if_compress;
//! radio front end preference (EXMIMO,USRP, BALDERF,LMSSDR)
uint8_t rf_preference;
} eth_params_t;
......
......@@ -146,20 +146,27 @@ int trx_eth_write_raw(openair0_device *device, openair0_timestamp timestamp, voi
*(int16_t *)(buff2 + MAC_HEADER_SIZE_BYTES + sizeof(int16_t))=1+(i<<1);
*(openair0_timestamp *)(buff2 + MAC_HEADER_SIZE_BYTES + sizeof(int32_t)) = timestamp;
int sent_byte;
if (eth->compression = ALAW_COMPRESS) {
sent_byte = RAW_PACKET_SIZE_BYTES_ALAW(nsamps);
} else {
sent_byte = RAW_PACKET_SIZE_BYTES(nsamps);
}
/*printf("[RRH]write mod_%d %d , len %d, buff %p \n",
Mod_id,eth->sockfd[Mod_id],RAW_PACKET_SIZE_BYTES(nsamps), buff2);*/
while(bytes_sent < RAW_PACKET_SIZE_BYTES(nsamps)) {
while(bytes_sent < sent_byte) {
#if DEBUG
printf("------- TX ------: buff2 current position=%d remaining_bytes=%d bytes_sent=%d \n",
(void *)(buff2+bytes_sent),
RAW_PACKET_SIZE_BYTES(nsamps) - bytes_sent,
sent_byte - bytes_sent,
bytes_sent);
#endif
/* Send packet */
bytes_sent += send(eth->sockfd,
buff2,
RAW_PACKET_SIZE_BYTES(nsamps),
sent_byte,
sendto_flag);
if ( bytes_sent == -1) {
eth->num_tx_errors++;
......@@ -172,7 +179,7 @@ int trx_eth_write_raw(openair0_device *device, openair0_timestamp timestamp, voi
*(int16_t *)(buff2 + MAC_HEADER_SIZE_BYTES + sizeof(int16_t)),
*(openair0_timestamp *)(buff2 + MAC_HEADER_SIZE_BYTES + sizeof(int32_t)),
bytes_sent);
dump_packet((device->host_type == BBU_HOST)? "BBU":"RRH", buff2, RAW_PACKET_SIZE_BYTES(nsamps), TX_FLAG);
dump_packet((device->host_type == BBU_HOST)? "BBU":"RRH", buff2, sent_byte, TX_FLAG);
#endif
eth->tx_actual_nsamps=bytes_sent>>2;
eth->tx_count++;
......@@ -240,6 +247,8 @@ int trx_eth_read_raw(openair0_device *device, openair0_timestamp *timestamp, voi
int i=0;
eth_state_t *eth = (eth_state_t*)device->priv;
int rcvfrom_flag =0;
int block_cnt=0;
int again_cnt=0;
eth->rx_nsamps=nsamps;
......@@ -254,18 +263,47 @@ int trx_eth_read_raw(openair0_device *device, openair0_timestamp *timestamp, voi
openair0_timestamp temp1 = *(openair0_timestamp *)(buff2 + MAC_HEADER_SIZE_BYTES + sizeof(int32_t));
bytes_received=0;
int receive_bytes;
if (eth->compression == ALAW_COMPRESS) {
receive_bytes = RAW_PACKET_SIZE_BYTES_ALAW(nsamps);
} else {
receive_bytes = RAW_PACKET_SIZE_BYTES(nsamps);
}
while(bytes_received < RAW_PACKET_SIZE_BYTES(nsamps)) {
while(bytes_received < receive_bytes) {
again:
bytes_received +=recv(eth->sockfd,
buff2,
RAW_PACKET_SIZE_BYTES(nsamps),
receive_bytes,
rcvfrom_flag);
if (bytes_received ==-1) {
eth->num_rx_errors++;
perror("ETHERNET IF5 READ: ");
if (errno == EAGAIN) continue;
if (errno == EAGAIN) {
again_cnt++;
usleep(10);
if (again_cnt == 1000) {
perror("ETHERNET IF5 READ (EAGAIN): ");
exit(-1);
} else {
printf("AGAIN AGAIN AGAIN AGAIN AGAIN AGAIN AGAIN AGAIN AGAIN AGAIN AGAIN AGAIN \n");
goto again;
}
} else if (errno == EWOULDBLOCK) {
block_cnt++;
usleep(10);
if (block_cnt == 1000) {
perror("ETHERNET IF5 READ (EWOULDBLOCK): ");
exit(-1);
} else {
printf("BLOCK BLOCK BLOCK BLOCK BLOCK BLOCK BLOCK BLOCK BLOCK BLOCK BLOCK BLOCK \n");
goto again;
}
} else {
perror("ETHERNET IF5 READ");
printf("(%s):\n", strerror(errno));
exit(-1);
}
} else {
/* store the timestamp value from packet's header */
*timestamp = *(openair0_timestamp *)(buff2 + MAC_HEADER_SIZE_BYTES + sizeof(int32_t));
......@@ -280,7 +318,7 @@ int trx_eth_read_raw(openair0_device *device, openair0_timestamp *timestamp, voi
*(int16_t *)(buff2 + MAC_HEADER_SIZE_BYTES + sizeof(int16_t)),
*(openair0_timestamp *)(buff2 + MAC_HEADER_SIZE_BYTES + sizeof(int32_t)),
bytes_received);
dump_packet((device->host_type == BBU_HOST)? "BBU":"RRH", buff2, RAW_PACKET_SIZE_BYTES(nsamps),RX_FLAG);
dump_packet((device->host_type == BBU_HOST)? "BBU":"RRH", buff2, receive_bytes, RX_FLAG);
#endif
......@@ -303,19 +341,43 @@ int trx_eth_read_raw_IF4p5(openair0_device *device, openair0_timestamp *timestam
ssize_t packet_size = MAC_HEADER_SIZE_BYTES + sizeof_IF4p5_header_t;
IF4p5_header_t *test_header = (IF4p5_header_t*)(buff[0] + MAC_HEADER_SIZE_BYTES);
int block_cnt=0;
int again_cnt=0;
#ifdef DEBUG
printf("Reading from device %p, eth %p, sockfd %d\n",device,eth,eth->sockfd);
#endif
while (bytes_received < packet_size) {
again:
bytes_received = recv(eth->sockfd,
buff[0],
packet_size,
MSG_PEEK);
if (bytes_received ==-1) {
eth->num_rx_errors++;
perror("ETHERNET IF4p5 READ (header): ");
if (errno == EAGAIN) {
again_cnt++;
usleep(10);
if (again_cnt == 1000) {
perror("ETHERNET IF4p5 READ (EAGAIN): ");
exit(-1);
} else {
printf("AGAIN AGAIN AGAIN AGAIN AGAIN AGAIN AGAIN AGAIN AGAIN AGAIN AGAIN AGAIN \n");
goto again;
}
} else if (errno == EWOULDBLOCK) {
block_cnt++;
usleep(10);
if (block_cnt == 1000) {
perror("ETHERNET IF4p5 READ (EWOULDBLOCK): ");
exit(-1);
} else {
printf("BLOCK BLOCK BLOCK BLOCK BLOCK BLOCK BLOCK BLOCK BLOCK BLOCK BLOCK BLOCK \n");
goto again;
}
} else {
perror("ETHERNET IF4p5 READ");
printf("(%s):\n", strerror(errno));
exit(-1);
}
}
}
#ifdef DEBUG
for (int i=0;i<packet_size;i++)
......@@ -333,7 +395,6 @@ int trx_eth_read_raw_IF4p5(openair0_device *device, openair0_timestamp *timestam
packet_size = RAW_IF4p5_PRACH_SIZE_BYTES;
}
while(bytes_received < packet_size) {
bytes_received = recv(eth->sockfd,
buff[0],
......
......@@ -260,22 +260,30 @@ int trx_eth_write_udp(openair0_device *device, openair0_timestamp timestamp, voi
// eth->pck_header.seq_num = pck_seq_num;
//eth->pck_header.antenna_id = 1+(i<<1);
//eth->pck_header.timestamp = timestamp;
*(uint16_t *)buff2 = pck_seq_num;
*(uint16_t *)buff2 = eth->pck_seq_num;
*(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);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_TX_SEQ_NUM, eth->pck_seq_num);
while(bytes_sent < UDP_PACKET_SIZE_BYTES(nsamps)) {
int sent_byte;
if (eth->compression == ALAW_COMPRESS) {
sent_byte = UDP_PACKET_SIZE_BYTES_ALAW(nsamps);
} else {
sent_byte = UDP_PACKET_SIZE_BYTES(nsamps);
}
//while(bytes_sent < sent_byte) {
//printf("eth->pck_seq_num: %d\n", eth->pck_seq_num);
#if DEBUG
printf("------- TX ------: buff2 current position=%d remaining_bytes=%d bytes_sent=%d \n",
(void *)(buff2+bytes_sent),
UDP_PACKET_SIZE_BYTES(nsamps) - bytes_sent,
sent_byte - bytes_sent,
bytes_sent);
#endif
/* Send packet */
bytes_sent += sendto(eth->sockfd,
buff2,
UDP_PACKET_SIZE_BYTES(nsamps),
sent_byte,
sendto_flag,
(struct sockaddr*)&eth->dest_addr,
eth->addr_len);
......@@ -291,14 +299,15 @@ int trx_eth_write_udp(openair0_device *device, openair0_timestamp timestamp, voi
*(int16_t *)(buff2 + sizeof(int16_t)),
*(openair0_timestamp *)(buff2 + sizeof(int32_t)),
bytes_sent);
dump_packet((device->host_type == BBU_HOST)? "BBU":"RRH", buff2, UDP_PACKET_SIZE_BYTES(nsamps), TX_FLAG);
dump_packet((device->host_type == BBU_HOST)? "BBU":"RRH", buff2, sent_byte, TX_FLAG);
#endif
eth->tx_actual_nsamps=bytes_sent>>2;
eth->tx_count++;
pck_seq_num++;
if ( pck_seq_num > MAX_PACKET_SEQ_NUM(nsamps,device->openair0_cfg->samples_per_frame) ) pck_seq_num = 1;
}
eth->pck_seq_num++;
if ( eth->pck_seq_num > MAX_PACKET_SEQ_NUM(nsamps,device->openair0_cfg->samples_per_frame) ) eth->pck_seq_num = 1;
}
//}
/* tx buffer values restored */
*(int32_t *)buff2 = temp0;
*(openair0_timestamp *)(buff2 + sizeof(int32_t)) = temp1;
......@@ -332,19 +341,24 @@ int trx_eth_read_udp(openair0_device *device, openair0_timestamp *timestamp, voi
bytes_received=0;
block_cnt=0;
int receive_bytes;
if (eth->compression == ALAW_COMPRESS) {
receive_bytes = UDP_PACKET_SIZE_BYTES_ALAW(nsamps);
} else {
receive_bytes = UDP_PACKET_SIZE_BYTES(nsamps);
}
while(bytes_received < UDP_PACKET_SIZE_BYTES(nsamps)) {
while(bytes_received < receive_bytes) {
again:
#if DEBUG
printf("------- RX------: buff2 current position=%d remaining_bytes=%d bytes_recv=%d \n",
(void *)(buff2+bytes_received),
UDP_PACKET_SIZE_BYTES(nsamps) - bytes_received,
receive_bytes - bytes_received,
bytes_received);
#endif
bytes_received +=recvfrom(eth->sockfd,
buff2,
UDP_PACKET_SIZE_BYTES(nsamps),
receive_bytes,
rcvfrom_flag,
(struct sockaddr *)&eth->dest_addr,
(socklen_t *)&eth->addr_len);
......@@ -379,25 +393,26 @@ int trx_eth_read_udp(openair0_device *device, openair0_timestamp *timestamp, voi
*(int16_t *)(buff2 + sizeof(int16_t)),
*(openair0_timestamp *)(buff2 + sizeof(int32_t)),
bytes_received);
dump_packet((device->host_type == BBU_HOST)? "BBU":"RRH", buff2, UDP_PACKET_SIZE_BYTES(nsamps),RX_FLAG);
dump_packet((device->host_type == BBU_HOST)? "BBU":"RRH", buff2, receive_bytes, RX_FLAG);
#endif
/* store the timestamp value from packet's header */
*timestamp = *(openair0_timestamp *)(buff2 + sizeof(int32_t));
/* store the sequence number of the previous packet received */
if (pck_seq_num_cur == 0) {
pck_seq_num_prev = *(uint16_t *)buff2;
if (eth->pck_seq_num_cur == 0) {
eth->pck_seq_num_prev = *(uint16_t *)buff2;
} else {
pck_seq_num_prev = pck_seq_num_cur;
eth->pck_seq_num_prev = eth->pck_seq_num_cur;
}
/* get the packet sequence number from packet's header */
pck_seq_num_cur = *(uint16_t *)buff2;
//printf("cur=%d prev=%d buff=%d\n",pck_seq_num_cur,pck_seq_num_prev,*(uint16_t *)(buff2));
if ( ( pck_seq_num_cur != (pck_seq_num_prev + 1) ) && !((pck_seq_num_prev==MAX_PACKET_SEQ_NUM(nsamps,device->openair0_cfg->samples_per_frame)) && (pck_seq_num_cur==1 )) && !((pck_seq_num_prev==1) && (pck_seq_num_cur==1))) {
printf("out of order packet received1! %d|%d|%d\n",pck_seq_num_cur,pck_seq_num_prev,(int)*timestamp);
eth->pck_seq_num_cur = *(uint16_t *)buff2;
if ( ( eth->pck_seq_num_cur != (eth->pck_seq_num_prev + 1) ) && !((eth->pck_seq_num_prev==MAX_PACKET_SEQ_NUM(nsamps,device->openair0_cfg->samples_per_frame)) && (eth->pck_seq_num_cur==1 )) && !((eth->pck_seq_num_prev==1) && (eth->pck_seq_num_cur==1))) {
//#if DEBUG
printf("Out of order packet received: current_packet=%d previous_packet=%d timestamp=%llu\n",eth->pck_seq_num_cur,eth->pck_seq_num_prev,*timestamp);
//#endif
}
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_RX_SEQ_NUM,pck_seq_num_cur);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_RX_SEQ_NUM_PRV,pck_seq_num_prev);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_RX_SEQ_NUM,eth->pck_seq_num_cur);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_RX_SEQ_NUM_PRV,eth->pck_seq_num_prev);
eth->rx_actual_nsamps=bytes_received>>2;
eth->rx_count++;
}
......
......@@ -41,10 +41,18 @@
#include <netinet/ether.h>
#include <unistd.h>
#include <errno.h>
#include <linux/sysctl.h>
#include <sys/sysctl.h>
#include "common_lib.h"
#include "ethernet_lib.h"
int num_devices_eth = 0;
struct sockaddr_in dest_addr[MAX_INST];
int dest_addr_len[MAX_INST];
int trx_eth_start(openair0_device *device) {
eth_state_t *eth = (eth_state_t*)device->priv;
......@@ -60,7 +68,11 @@ int trx_eth_start(openair0_device *device) {
if(eth_get_dev_conf_raw(device)!=0) return -1;
}
/* adjust MTU wrt number of samples per packet */
if(eth->compression == ALAW_COMPRESS) {
if(ethernet_tune (device,MTU_SIZE,RAW_PACKET_SIZE_BYTES_ALAW(device->openair0_cfg->samples_per_packet))!=0) return -1;
} else {
if(ethernet_tune (device,MTU_SIZE,RAW_PACKET_SIZE_BYTES(device->openair0_cfg->samples_per_packet))!=0) return -1;
}
if(ethernet_tune (device,RCV_TIMEOUT,999999)!=0) return -1;
} else if (eth->flags == ETH_RAW_IF4p5_MODE) {
......@@ -102,6 +114,8 @@ int trx_eth_start(openair0_device *device) {
/* apply additional configuration */
if(ethernet_tune (device, SND_BUF_SIZE,2000000000)!=0) return -1;
if(ethernet_tune (device, RCV_BUF_SIZE,2000000000)!=0) return -1;
if(ethernet_tune (device, KERNEL_SND_BUF_MAX_SIZE, 200000000)!=0) return -1;
if(ethernet_tune (device, KERNEL_RCV_BUF_MAX_SIZE, 200000000)!=0) return -1;
return 0;
}
......@@ -184,9 +198,11 @@ int ethernet_tune(openair0_device *device, unsigned int option, int value) {
struct timeval timeout;
struct ifreq ifr;
char system_cmd[256];
// char* if_name=DEFAULT_IF;
// struct in_addr ia;
// struct if_nameindex *ids;
int rname[] = { CTL_NET, NET_CORE, NET_CORE_RMEM_MAX };
int wname[] = { CTL_NET, NET_CORE, NET_CORE_WMEM_MAX };
int namelen=3;
int newval[1];
int newlen=sizeof(newval);
int ret=0;
// int i=0;
......@@ -309,6 +325,24 @@ int ethernet_tune(openair0_device *device, unsigned int option, int value) {
perror("[ETHERNET] Can't set ring parameters\n");
}
break;
case KERNEL_RCV_BUF_MAX_SIZE:
newval[0] = value;
ret=sysctl(rname, namelen, NULL, 0, newval, newlen);
if (ret) {
fprintf(stderr,"[ETHERNET] Error using sysctl():%s\n",strerror(errno));
} else{
printf("[ETHERNET] Kernel network receive buffer max size is set to %u\n",newval[0]);
}
break;
case KERNEL_SND_BUF_MAX_SIZE:
newval[0] = value;
ret=sysctl(wname, namelen, NULL, 0, newval, newlen);
if (ret) {
fprintf(stderr,"[ETHERNET] Error using sysctl():%s\n",strerror(errno));
} else{
printf("[ETHERNET] Kernel network send buffer max size is set to %u\n",newval[0]);
}
break;
default:
break;
......@@ -338,6 +372,15 @@ int transport_init(openair0_device *device, openair0_config_t *openair0_cfg, eth
eth->flags = ETH_RAW_MODE;
}
if (eth_params->if_compress == 0) {
eth->compression = NO_COMPRESS;
} else if (eth_params->if_compress == 1) {
eth->compression = ALAW_COMPRESS;
} else {
printf("transport_init: Unknown compression scheme %d - default to ALAW", eth_params->if_compress);
eth->compression = ALAW_COMPRESS;
}
printf("[ETHERNET]: Initializing openair0_device for %s ...\n", ((device->host_type == BBU_HOST) ? "BBU": "RRH"));
device->Mod_id = 0;//num_devices_eth++;
device->transp_type = ETHERNET_TP;
......
......@@ -78,6 +78,8 @@ typedef struct {
unsigned int tx_timeout_ms;
/*!\brief runtime flags */
uint32_t flags;
/*!\compression enalbe */
uint32_t compression;
/*!\ time offset between transmiter timestamp and receiver timestamp */
double tdiff;
/*!\ calibration */
......@@ -98,7 +100,7 @@ typedef struct {
int num_seq_errors;
/*!\brief number of errors in interface's receiver */
int num_rx_errors;
/*!\brief umber of errors in interface's transmitter */
/*!\brief number of errors in interface's transmitter */
int num_tx_errors;
/*!\brief current TX timestamp */
......@@ -117,6 +119,12 @@ typedef struct {
uint64_t tx_count;
/*!\brief number of packets received */
uint64_t rx_count;
/*!\brief TX sequence number*/
uint16_t pck_seq_num;
/*!\brief Current RX sequence number*/
uint16_t pck_seq_num_cur;
/*!\brief Previous RX sequence number */
uint16_t pck_seq_num_prev;
struct ether_header eh;
......@@ -155,6 +163,10 @@ typedef enum {
COALESCE_PAR,
/*!\brief pause parameters of ethernet device */
PAUSE_PAR,
/*!\brief kernel network receive buffer maximun size */
KERNEL_RCV_BUF_MAX_SIZE,
/*!\brief kernel network send buffer maximun size */
KERNEL_SND_BUF_MAX_SIZE,
MAX_OPT
} eth_opt_t;
......
......@@ -47,6 +47,14 @@
#define ETH_RAW_IF5_MOBIPASS 4
#endif
// COMMOM HEADER LENGTHS
#define NO_COMPRESS 0
#define ALAW_COMPRESS 1
#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)
......@@ -54,6 +62,10 @@
#define UDP_PACKET_SIZE_BYTES(nsamps) (APP_HEADER_SIZE_BYTES + PAYLOAD_SIZE_BYTES(nsamps))
#define RAW_PACKET_SIZE_BYTES(nsamps) (APP_HEADER_SIZE_BYTES + MAC_HEADER_SIZE_BYTES + PAYLOAD_SIZE_BYTES(nsamps))
#define PAYLOAD_SIZE_BYTES_ALAW(nsamps) (nsamps<<1)
#define UDP_PACKET_SIZE_BYTES_ALAW(nsamps) (APP_HEADER_SIZE_BYTES + PAYLOAD_SIZE_BYTES_ALAW(nsamps))
#define RAW_PACKET_SIZE_BYTES_ALAW(nsamps) (APP_HEADER_SIZE_BYTES + MAC_HEADER_SIZE_BYTES + PAYLOAD_SIZE_BYTES_ALAW(nsamps))
// 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)
......
......@@ -254,6 +254,7 @@ eNBs =
iq_txshift = 4;
tx_sample_advance = 80;
tx_scheduling_advance = 9;
if_compression = "alaw";
},
//second config for Ercom
{
......
......@@ -167,6 +167,7 @@ eNBs =
iq_txshift = 4;
tx_sample_advance = 80;
tx_scheduling_advance = 9;
if_compression = "alaw";
}
);
......
......@@ -168,6 +168,7 @@ eNBs =
iq_txshift = 4;
tx_sample_advance = 80;
tx_scheduling_advance = 9;
if_compression = "alaw";
}
);
......
Active_eNBs = ( "eNB_Eurecom_LTEBox");
# Asn1_verbosity, choice in: none, info, annoying
Asn1_verbosity = "none";
eNBs =
(
{
////////// Identification parameters:
eNB_ID = 0xe00;
cell_type = "CELL_MACRO_ENB";
eNB_name = "eNB_Eurecom_LTEBox";
// Tracking area code, 0x0000 and 0xfffe are reserved values
tracking_area_code = "1";
mobile_country_code = "208";
mobile_network_code = "93";
////////// Physical parameters:
component_carriers = (
{
node_function = "NGFI_RCC_IF4p5";
node_timing = "synch_to_ext_device";
node_synch_ref = 0;
frame_type = "FDD";
tdd_config = 3;
tdd_config_s = 0;
prefix_type = "NORMAL";
eutra_band = 7;
downlink_frequency = 2685000000L;
uplink_frequency_offset = -120000000;
Nid_cell = 0;
N_RB_DL = 25;
Nid_cell_mbsfn = 0;
nb_antenna_ports = 1;
nb_antennas_tx = 1;
nb_antennas_rx = 1;
tx_gain = 90;
rx_gain = 125;
prach_root = 0;
prach_config_index = 0;
prach_high_speed = "DISABLE";
prach_zero_correlation = 1;
prach_freq_offset = 2;
pucch_delta_shift = 1;
pucch_nRB_CQI = 1;
pucch_nCS_AN = 0;
pucch_n1_AN = 32;
pdsch_referenceSignalPower = -29;
pdsch_p_b = 0;
pusch_n_SB = 1;
pusch_enable64QAM = "DISABLE";
pusch_hoppingMode = "interSubFrame";
pusch_hoppingOffset = 0;
pusch_groupHoppingEnabled = "ENABLE";
pusch_groupAssignment = 0;
pusch_sequenceHoppingEnabled = "DISABLE";
pusch_nDMRS1 = 1;
phich_duration = "NORMAL";