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Commit a494950b authored by Remi Hardy's avatar Remi Hardy
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Integration 2021 wk09 

MR1029 : Benetel driver update  
This MR fixes an issue with the driver for the 4G Benetel RRUs.
Power levels on the 5G side were adapted to avoid saturation of the signals. 
5G performance is now the same as with USRP. 
Support for 2 antennas for both 4G and 5G was added

MR1062 : fixing the RE offset for each Rx antenna in pusch channel estimation
parents 17d4c5c2 d143cec5
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Showing with 278 additions and 244 deletions
common/utils/T/T_defs.h
View file @ a494950b
......@@ -44,7 +44,7 @@
/* let's have 100 RBs functional for the basic simulator */
# define T_BUFFER_MAX (1024*64*2)
#else
# define T_BUFFER_MAX (1024*64)
# define T_BUFFER_MAX (1024*64*2)
#endif
/* size of the local cache for messages (must be pow(2,something)) */
......@@ -52,7 +52,7 @@
/* we don't need much space for the basic simulator */
# define T_CACHE_SIZE 1024
#else
# define T_CACHE_SIZE (8192 * 2)
# define T_CACHE_SIZE (8192)
#endif
/* maximum number of bytes a message can contain */
......
common/utils/T/T_messages.txt
View file @ a494950b
ID = BENETEL
GROUP = ALL
FORMAT = int,frame : int,slot : buffer,rxdataF
#general logs
ID = ENB_MASTER_TICK
DESC = eNodeB master tick - one tick per ms, to be used as "reference clock", mostly for ticktime view
......
executables/nr-gnb.c
View file @ a494950b
......@@ -1000,7 +1000,13 @@ void init_eNB_afterRU(void) {
for (i=0; i<gNB->RU_list[ru_id]->nb_rx; aa++,i++) {
LOG_I(PHY,"Attaching RU %d antenna %d to gNB antenna %d\n",gNB->RU_list[ru_id]->idx,i,aa);
gNB->prach_vars.rxsigF[aa] = gNB->RU_list[ru_id]->prach_rxsigF[0][i];
#if 0
printf("before %p\n", gNB->common_vars.rxdataF[aa]);
#endif
gNB->common_vars.rxdataF[aa] = gNB->RU_list[ru_id]->common.rxdataF[i];
#if 0
printf("after %p\n", gNB->common_vars.rxdataF[aa]);
#endif
}
}
......
openair1/PHY/NR_ESTIMATION/nr_ul_channel_estimation.c
View file @ a494950b
......@@ -158,6 +158,8 @@ int nr_pusch_channel_estimation(PHY_VARS_gNB *gNB,
#endif
for (aarx=0; aarx<gNB->frame_parms.nb_antennas_rx; aarx++) {
re_offset = k; /* Initializing the Resource element offset for each Rx antenna */
pil = (int16_t *)&pilot[0];
rxF = (int16_t *)&rxdataF[aarx][(symbol_offset+k+nushift)];
ul_ch = (int16_t *)&ul_ch_estimates[aarx][ch_offset];
......
openair1/SCHED_NR/phy_procedures_nr_gNB.c
View file @ a494950b
......@@ -551,6 +551,11 @@ void phy_procedures_gNB_uespec_RX(PHY_VARS_gNB *gNB, int frame_rx, int slot_rx)
gNB_I0_measurements(gNB);
// measure enegry in SS=10 L=4, nb_rb = 18, first_rb = 0 (corresponds to msg3)
int offset = 10*gNB->frame_parms.ofdm_symbol_size + gNB->frame_parms.first_carrier_offset;
int power_rxF = signal_energy_nodc(&gNB->common_vars.rxdataF[0][offset],12*18);
LOG_D(PHY,"frame %d, slot %d: UL signal energy %d\n",frame_rx,slot_rx,power_rxF);
for (int i=0;i<NUMBER_OF_NR_PUCCH_MAX;i++){
NR_gNB_PUCCH_t *pucch = gNB->pucch[i];
if (pucch) {
......@@ -646,6 +651,8 @@ void phy_procedures_gNB_uespec_RX(PHY_VARS_gNB *gNB, int frame_rx, int slot_rx)
}
#endif
T(T_BENETEL, T_INT(frame_rx), T_INT(slot_rx), T_BUFFER(&gNB->common_vars.rxdataF[0][0], 2048*4*14));
uint8_t symbol_start = ulsch_harq->ulsch_pdu.start_symbol_index;
uint8_t symbol_end = symbol_start + ulsch_harq->ulsch_pdu.nr_of_symbols;
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_NR_RX_PUSCH,1);
......
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler.c
View file @ a494950b
......@@ -371,7 +371,13 @@ void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
#define BIT(x) (1 << (x))
const uint64_t dlsch_in_slot_bitmap = BIT( 1) | BIT( 2) | BIT( 3) | BIT( 4) | BIT( 5) | BIT( 6)
| BIT(11) | BIT(12) | BIT(13) | BIT(14) | BIT(15) | BIT(16);
const uint64_t ulsch_in_slot_bitmap = BIT( 8) | BIT(18);
uint8_t prach_config_index = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.prach_ConfigurationIndex;
uint64_t ulsch_in_slot_bitmap;
if (prach_config_index==4) //this is the PRACH config used in the Benetel RRU. TODO: make this generic for any PRACH config.
ulsch_in_slot_bitmap = BIT( 8) | BIT( 9);
else
ulsch_in_slot_bitmap = BIT( 8) | BIT(18);
memset(RC.nrmac[module_idP]->cce_list[bwp_id][0],0,MAX_NUM_CCE*sizeof(int)); // coreset0
memset(RC.nrmac[module_idP]->cce_list[bwp_id][1],0,MAX_NUM_CCE*sizeof(int)); // coresetid 1
......
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
View file @ a494950b
......@@ -395,7 +395,7 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
T_BUFFER(sduP, sdu_lenP));
UE_info->mac_stats[UE_id].ulsch_total_bytes_rx += sdu_lenP;
LOG_D(MAC, "[gNB %d][PUSCH %d] CC_id %d %d.%d Received ULSCH sdu from PHY (rnti %x, UE_id %d) ul_cqi %d\n",
LOG_D(MAC, "[gNB %d][PUSCH %d] CC_id %d %d.%d Received ULSCH sdu from PHY (rnti %x, UE_id %d) ul_cqi %d sduP %p\n",
gnb_mod_idP,
harq_pid,
CC_idP,
......@@ -403,7 +403,8 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
slotP,
current_rnti,
UE_id,
ul_cqi);
ul_cqi,
sduP);
// if not missed detection (10dB threshold for now)
if (UE_scheduling_control->ul_rssi < (100+rssi)) {
......
targets/ARCH/ETHERNET/benetel/4g/benetel.c
View file @ a494950b
......@@ -163,8 +163,8 @@ int trx_benetel_ctlrecv(openair0_device *device, void *msg, ssize_t msg_len)
cap->FH_fmt = OAI_IF4p5_only;
cap->num_bands = 1;
cap->band_list[0] = 7;
cap->nb_rx[0] = 1;
cap->nb_tx[0] = 1;
cap->nb_rx[0] = device->openair0_cfg->rx_num_channels;
cap->nb_tx[0] = device->openair0_cfg->tx_num_channels;
cap->max_pdschReferenceSignalPower[0] = -27;
cap->max_rxgain[0] = 90;
......@@ -194,11 +194,12 @@ void benetel_fh_if4p5_south_in(RU_t *ru,
LTE_DL_FRAME_PARMS *fp;
int symbol;
int32_t *rxdata;
int antenna = 0;
int antenna;
lock_ul_buffer(&s->buffers, *subframe);
next:
while (!(s->buffers.ul_busy[*subframe] == 0x3fff ||
while (!((s->buffers.ul_busy[0][*subframe] == 0x3fff &&
s->buffers.ul_busy[1][*subframe] == 0x3fff) ||
s->buffers.prach_busy[*subframe] == 1))
wait_ul_buffer(&s->buffers, *subframe);
if (s->buffers.prach_busy[*subframe] == 1) {
......@@ -217,24 +218,27 @@ next:
eNB = eNB_list[0];
fp = &eNB->frame_parms;
for (antenna = 0; antenna < ru->nb_rx; antenna++) {
for (symbol = 0; symbol < 14; symbol++) {
int i;
uint16_t *p = (uint16_t *)(&s->buffers.ul[*subframe][symbol*1200*4]);
uint16_t *p = (uint16_t *)(&s->buffers.ul[antenna][*subframe][symbol*1200*4]);
for (i = 0; i < 1200*2; i++) {
p[i] = htons(p[i]);
}
rxdata = &ru->common.rxdataF[antenna][symbol * fp->ofdm_symbol_size];
#if 1
memcpy(rxdata + 2048 - 600,
&s->buffers.ul[*subframe][symbol*1200*4],
&s->buffers.ul[antenna][*subframe][symbol*1200*4],
600 * 4);
memcpy(rxdata,
&s->buffers.ul[*subframe][symbol*1200*4] + 600*4,
&s->buffers.ul[antenna][*subframe][symbol*1200*4] + 600*4,
600 * 4);
#endif
}
}
s->buffers.ul_busy[*subframe] = 0;
s->buffers.ul_busy[0][*subframe] = 0;
s->buffers.ul_busy[1][*subframe] = 0;
signal_ul_buffer(&s->buffers, *subframe);
unlock_ul_buffer(&s->buffers, *subframe);
......@@ -272,45 +276,49 @@ void benetel_fh_if4p5_south_out(RU_t *ru,
LTE_DL_FRAME_PARMS *fp;
int symbol;
int32_t *txdata;
int aa = 0;
int aa;
//printf("BENETEL: %s (f.sf %d.%d ts %ld)\n", __FUNCTION__, frame, subframe, timestamp);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_TRX_TST, ru->proc.timestamp_tx&0xffffffff );
lock_dl_buffer(&s->buffers, subframe);
if (s->buffers.dl_busy[subframe]) {
if (s->buffers.dl_busy[0][subframe] ||
s->buffers.dl_busy[1][subframe]) {
printf("%s: fatal: DL buffer busy for subframe %d\n", __FUNCTION__, subframe);
unlock_dl_buffer(&s->buffers, subframe);
return;
}
eNB = eNB_list[0];
fp = &eNB->frame_parms;
if (ru->num_eNB != 1 || ru->nb_tx != 1 || fp->ofdm_symbol_size != 2048 ||
if (ru->num_eNB != 1 || fp->ofdm_symbol_size != 2048 ||
fp->Ncp != NORMAL || fp->symbols_per_tti != 14) {
printf("%s:%d:%s: unsupported configuration\n",
__FILE__, __LINE__, __FUNCTION__);
exit(1);
}
for (aa = 0; aa < ru->nb_tx; aa++) {
for (symbol = 0; symbol < 14; symbol++) {
txdata = &ru->common.txdataF_BF[aa][symbol * fp->ofdm_symbol_size];
#if 1
memcpy(&s->buffers.dl[subframe][symbol*1200*4],
memcpy(&s->buffers.dl[aa][subframe][symbol*1200*4],
txdata + 2048 - 600,
600 * 4);
memcpy(&s->buffers.dl[subframe][symbol*1200*4] + 600*4,
memcpy(&s->buffers.dl[aa][subframe][symbol*1200*4] + 600*4,
txdata + 1,
600 * 4);
#endif
int i;
uint16_t *p = (uint16_t *)(&s->buffers.dl[subframe][symbol*1200*4]);
uint16_t *p = (uint16_t *)(&s->buffers.dl[aa][subframe][symbol*1200*4]);
for (i = 0; i < 1200*2; i++) {
p[i] = htons(p[i]);
}
}
}
s->buffers.dl_busy[subframe] = 0x3fff;
s->buffers.dl_busy[0][subframe] = 0x3fff;
s->buffers.dl_busy[1][subframe] = 0x3fff;
unlock_dl_buffer(&s->buffers, subframe);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_IF4P5_SOUTH_OUT_RU+ru->idx, ru->proc.frame_tx);
......
targets/ARCH/ETHERNET/benetel/4g/dpdk_driver.c
View file @ a494950b
......@@ -233,19 +233,20 @@ l2fwd_simple_forward(struct rte_mbuf *m, unsigned portid, benetel_t *bs)
}
if(PAYLOAD_1 == 0x12 && PAYLOAD_2 == 0xce && ANT_NUM == 0x00) {
if(PAYLOAD_1 == 0x12 && PAYLOAD_2 == 0xce) {
p.frame = FRAME;
p.subframe = SUBFRAME >> 4;
p.slot = 0; /* unused */
p.symbol = SYMBOL;
p.antenna = 0;
p.antenna = ANT_NUM;
memcpy(p.iq, IQ_ptr, 4800);
store_ul(bs, &p);
}
// U-PLANE UL ANT_0 PROCESSING
if(PAYLOAD_1 == 0x12 && PAYLOAD_2 == 0xce && ANT_NUM == 0x00 && dl_start == 1)
// U-PLANE UL PROCESSING
if(PAYLOAD_1 == 0x12 && PAYLOAD_2 == 0xce && dl_start == 1)
{
int a = ANT_NUM;
int tx_frame = FRAME;
int tx_subframe = SUBFRAME >> 4;
int tx_symbol = SYMBOL + 5;
......@@ -266,33 +267,20 @@ l2fwd_simple_forward(struct rte_mbuf *m, unsigned portid, benetel_t *bs)
SUBFRAME = tx_subframe << 4;
SYMBOL = tx_symbol;
/* antenna 0 - send actual DL data (if available) */
/* send actual DL data (if available) */
lock_dl_buffer(bs->buffers, tx_subframe);
if (!(bs->buffers->dl_busy[tx_subframe] & (1 << tx_symbol))) {
printf("%s: warning, DL underflow (sf.symbol %d.%d)\n", __FUNCTION__,
if (!(bs->buffers->dl_busy[a][tx_subframe] & (1 << tx_symbol))) {
printf("%s: warning, DL underflow (antenna %d sf.symbol %d.%d)\n",
__FUNCTION__,
a,
tx_subframe, tx_symbol);
memset(IQ_ptr, 0, 1200 * 4);
} else {
memcpy(IQ_ptr, bs->buffers->dl[tx_subframe] + tx_symbol * 1200*4,
memcpy(IQ_ptr, bs->buffers->dl[a][tx_subframe] + tx_symbol * 1200*4,
1200*4);
}
bs->buffers->dl_busy[tx_subframe] &= ~(1 << tx_symbol);
bs->buffers->dl_busy[a][tx_subframe] &= ~(1 << tx_symbol);
unlock_dl_buffer(bs->buffers, tx_subframe);
// fill DL Data for ant 0 with 0 value
// memset(IQ_ptr, 0, 4800);
}
// U-PLANE UL ANT_1 PROCESSING
else if(PAYLOAD_1 == 0x12 && PAYLOAD_2 == 0xce && ANT_NUM == 0x01 && dl_start == 1)
{
// ANT_NUM = 0x01;
SYMBOL = (SYMBOL + 5) % 14;
PAYLOAD_2 = 0xc8;
// fill DL Data for ant 1 with 0 value
memset(IQ_ptr, 0, 4800);
}
// U-PLANE PRACH PROCESSING
......
targets/ARCH/ETHERNET/benetel/4g/low.c
View file @ a494950b
......@@ -27,37 +27,36 @@
void store_ul(benetel_t *bs, ul_packet_t *ul)
{
/* only antenna 0 for the moment */
if (ul->antenna != 0)
return;
int a = ul->antenna;
if (ul->subframe != bs->next_subframe ||
ul->symbol != bs->next_symbol) {
printf("%s: fatal, expected frame.sf.symbol %d.%d.%d, got %d.%d.%d\n",
if (ul->subframe != bs->next_subframe[a] ||
ul->symbol != bs->next_symbol[a]) {
printf("%s: fatal, antenna %d expected frame.sf.symbol %d.%d.%d, got %d.%d.%d\n",
__FUNCTION__,
bs->expected_benetel_frame, bs->next_subframe, bs->next_symbol,
a,
bs->expected_benetel_frame[a], bs->next_subframe[a], bs->next_symbol[a],
ul->frame, ul->subframe, ul->symbol);
exit(1);
}
lock_ul_buffer(bs->buffers, bs->next_subframe);
if (bs->buffers->ul_busy[bs->next_subframe] & (1 << bs->next_symbol)) {
lock_ul_buffer(bs->buffers, bs->next_subframe[a]);
if (bs->buffers->ul_busy[a][bs->next_subframe[a]] & (1 << bs->next_symbol[a])) {
printf("%s: warning, UL overflow (sf.symbol %d.%d)\n", __FUNCTION__,
bs->next_subframe, bs->next_symbol);
bs->next_subframe[a], bs->next_symbol[a]);
}
memcpy(bs->buffers->ul[bs->next_subframe] + bs->next_symbol * 1200*4,
memcpy(bs->buffers->ul[a][bs->next_subframe[a]] + bs->next_symbol[a] * 1200*4,
ul->iq, 1200*4);
bs->buffers->ul_busy[bs->next_subframe] |= (1 << bs->next_symbol);
signal_ul_buffer(bs->buffers, bs->next_subframe);
unlock_ul_buffer(bs->buffers, bs->next_subframe);
bs->buffers->ul_busy[a][bs->next_subframe[a]] |= (1 << bs->next_symbol[a]);
signal_ul_buffer(bs->buffers, bs->next_subframe[a]);
unlock_ul_buffer(bs->buffers, bs->next_subframe[a]);
bs->next_symbol++;
if (bs->next_symbol == 14) {
bs->next_symbol = 0;
bs->next_subframe = (bs->next_subframe + 1) % 10;
if (bs->next_subframe == 0) {
bs->expected_benetel_frame++;
bs->expected_benetel_frame &= 255;
bs->next_symbol[a]++;
if (bs->next_symbol[a] == 14) {
bs->next_symbol[a] = 0;
bs->next_subframe[a] = (bs->next_subframe[a] + 1) % 10;
if (bs->next_subframe[a] == 0) {
bs->expected_benetel_frame[a]++;
bs->expected_benetel_frame[a] &= 255;
}
}
}
......
targets/ARCH/ETHERNET/benetel/4g/low.h
View file @ a494950b
......@@ -26,9 +26,10 @@
typedef struct {
shared_buffers *buffers;
int next_subframe;
int next_symbol;
int expected_benetel_frame;
/* [2] is for two antennas */
int next_subframe[2];
int next_symbol[2];
int expected_benetel_frame[2];
char *dpdk_main_command_line;
} benetel_t;
......
targets/ARCH/ETHERNET/benetel/4g/low_dpdk.c
View file @ a494950b
......@@ -68,7 +68,8 @@ void *benetel_start_dpdk(char *ifname, shared_buffers *buffers, char *dpdk_main_
bs->buffers = buffers;
bs->expected_benetel_frame = 255;
bs->expected_benetel_frame[0] = 255;
bs->expected_benetel_frame[1] = 255;
bs->dpdk_main_command_line = dpdk_main_command_line;
......
targets/ARCH/ETHERNET/benetel/4g/shared_buffers.c
View file @ a494950b
......@@ -44,9 +44,12 @@ void init_buffers(shared_buffers *s)
/* in FDD the eNB's first transmitted DL subframe is 4 but the device
* needs to have subframes 1, 2 and 3 ready. Let's pretend there are ready.
*/
s->dl_busy[1] = 0x3fff;
s->dl_busy[2] = 0x3fff;
s->dl_busy[3] = 0x3fff;
s->dl_busy[0][1] = 0x3fff;
s->dl_busy[0][2] = 0x3fff;
s->dl_busy[0][3] = 0x3fff;
s->dl_busy[1][1] = 0x3fff;
s->dl_busy[1][2] = 0x3fff;
s->dl_busy[1][3] = 0x3fff;
}
void lock_dl_buffer(shared_buffers *s, int subframe)
......
targets/ARCH/ETHERNET/benetel/4g/shared_buffers.h
View file @ a494950b
......@@ -26,10 +26,11 @@
#include <stdint.h>
typedef struct {
unsigned char dl[10][14*1200*4];
unsigned char ul[10][14*1200*4];
uint16_t dl_busy[10];
uint16_t ul_busy[10];
/* [2] is for two antennas */
unsigned char dl[2][10][14*1200*4];
unsigned char ul[2][10][14*1200*4];
uint16_t dl_busy[2][10];
uint16_t ul_busy[2][10];
pthread_mutex_t m_ul[10];
pthread_cond_t c_ul[10];
......
targets/ARCH/ETHERNET/benetel/5g/benetel.c
View file @ a494950b
......@@ -162,8 +162,9 @@ int trx_benetel_ctlrecv(openair0_device *device, void *msg, ssize_t msg_len)
cap->FH_fmt = OAI_IF4p5_only;
cap->num_bands = 1;
cap->band_list[0] = 78;
cap->nb_rx[0] = 1;
cap->nb_tx[0] = 1;
/* TODO: hardcoded to 1 for the moment, get the real value somehow... */
cap->nb_rx[0] = 1; //device->openair0_cfg->rx_num_channels;
cap->nb_tx[0] = 1; //device->openair0_cfg->tx_num_channels;
cap->max_pdschReferenceSignalPower[0] = -27;
cap->max_rxgain[0] = 90;
......@@ -201,12 +202,13 @@ void benetel_fh_if4p5_south_in(RU_t *ru,
NR_DL_FRAME_PARMS *fp;
int symbol;
int32_t *rxdata;
int antenna = 0;
int antenna;
lock_ul_buffer(&s->buffers, *slot);
#if 1
next:
while (!(s->buffers.ul_busy[*slot] == 0x3fff ||
while (!((s->buffers.ul_busy[0][*slot] == 0x3fff &&
s->buffers.ul_busy[1][*slot] == 0x3fff) ||
s->buffers.prach_busy[*slot] == 1))
wait_ul_buffer(&s->buffers, *slot);
if (s->buffers.prach_busy[*slot] == 1) {
......@@ -226,24 +228,31 @@ next:
#endif
fp = ru->nr_frame_parms;
for (antenna = 0; antenna < ru->nb_rx; antenna++) {
for (symbol = 0; symbol < 14; symbol++) {
int i;
uint16_t *p = (uint16_t *)(&s->buffers.ul[*slot][symbol*1272*4]);
int16_t *p = (int16_t *)(&s->buffers.ul[antenna][*slot][symbol*1272*4]);
for (i = 0; i < 1272*2; i++) {
p[i] = htons(p[i]);
p[i] = (int16_t)(ntohs(p[i])) / 16;
}
rxdata = &ru->common.rxdataF[antenna][symbol * fp->ofdm_symbol_size];
#if 0
if (*slot == 0 && symbol == 0)
printf("rxdata in benetel_fh_if4p5_south_in %p\n", &ru->common.rxdataF[antenna][0]);
#endif
#if 1
memcpy(rxdata + 2048 - 1272/2,
&s->buffers.ul[*slot][symbol*1272*4],
&s->buffers.ul[antenna][*slot][symbol*1272*4],
(1272/2) * 4);
memcpy(rxdata,
&s->buffers.ul[*slot][symbol*1272*4] + (1272/2)*4,
&s->buffers.ul[antenna][*slot][symbol*1272*4] + (1272/2)*4,
(1272/2) * 4);
#endif
}
}
s->buffers.ul_busy[*slot] = 0;
s->buffers.ul_busy[0][*slot] = 0;
s->buffers.ul_busy[1][*slot] = 0;
signal_ul_buffer(&s->buffers, *slot);
unlock_ul_buffer(&s->buffers, *slot);
......@@ -281,43 +290,47 @@ void benetel_fh_if4p5_south_out(RU_t *ru,
NR_DL_FRAME_PARMS *fp;
int symbol;
int32_t *txdata;
int aa = 0;
int aa;
//printf("BENETEL: %s (f.sf %d.%d ts %ld)\n", __FUNCTION__, frame, slot, timestamp);
lock_dl_buffer(&s->buffers, slot);
if (s->buffers.dl_busy[slot]) {
if (s->buffers.dl_busy[0][slot] ||
s->buffers.dl_busy[1][slot]) {
printf("%s: fatal: DL buffer busy for subframe %d\n", __FUNCTION__, slot);
unlock_dl_buffer(&s->buffers, slot);
return;
}
fp = ru->nr_frame_parms;
if (ru->num_gNB != 1 || ru->nb_tx != 1 || fp->ofdm_symbol_size != 2048 ||
if (ru->num_gNB != 1 || fp->ofdm_symbol_size != 2048 ||
fp->Ncp != NORMAL || fp->symbols_per_slot != 14) {
printf("%s:%d:%s: unsupported configuration\n",
__FILE__, __LINE__, __FUNCTION__);
exit(1);
}
for (aa = 0; aa < ru->nb_tx; aa++) {
for (symbol = 0; symbol < 14; symbol++) {
txdata = &ru->common.txdataF_BF[aa][symbol * fp->ofdm_symbol_size];
#if 1
memcpy(&s->buffers.dl[slot][symbol*1272*4],
memcpy(&s->buffers.dl[aa][slot][symbol*1272*4],
txdata + 2048 - (1272/2),
(1272/2) * 4);
memcpy(&s->buffers.dl[slot][symbol*1272*4] + (1272/2)*4,
memcpy(&s->buffers.dl[aa][slot][symbol*1272*4] + (1272/2)*4,
txdata,
(1272/2) * 4);
#endif
int i;
uint16_t *p = (uint16_t *)(&s->buffers.dl[slot][symbol*1272*4]);
uint16_t *p = (uint16_t *)(&s->buffers.dl[aa][slot][symbol*1272*4]);
for (i = 0; i < 1272*2; i++) {
p[i] = htons(p[i]);
}
}
}
s->buffers.dl_busy[slot] = 0x3fff;
s->buffers.dl_busy[0][slot] = 0x3fff;
s->buffers.dl_busy[1][slot] = 0x3fff;
unlock_dl_buffer(&s->buffers, slot);
}
......
targets/ARCH/ETHERNET/benetel/5g/dpdk_driver.c
View file @ a494950b
......@@ -243,21 +243,22 @@ l2fwd_simple_forward(struct rte_mbuf *m, unsigned portid, benetel_t *bs)
}
if(PAYLOAD_1 == 0x13 && PAYLOAD_2 == 0xe4 && ANT_NUM == 0x00) {
if(PAYLOAD_1 == 0x13 && PAYLOAD_2 == 0xe4) {
int subframe = SUBFRAME >> 4;
int slot = ((SUBFRAME & 0x0f) << 2) | ((SYMBOL >> 6) & 0x03);
p.frame = FRAME;
p.slot = subframe * 2 + slot;
p.symbol = SYMBOL & 0x3f;
p.antenna = 0;
p.antenna = ANT_NUM;
memcpy(p.iq, IQ_ptr, 5088);
store_ul(bs, &p);
// if (p.symbol==0) printf("store ul f.sl.sy %d.%d.%d\n", p.frame, p.slot, p.symbol);
}
// U-PLANE UL ANT_0 PROCESSING
if(PAYLOAD_1 == 0x13 && PAYLOAD_2 == 0xe4 && ANT_NUM == 0x00 && dl_start == 1)
// U-PLANE UL PROCESSING
if(PAYLOAD_1 == 0x13 && PAYLOAD_2 == 0xe4 && dl_start == 1)
{
int a = ANT_NUM & 0x01;
int frame = FRAME;
int subframe = SUBFRAME >> 4;
int slot = ((SUBFRAME & 0x0f) << 2) | ((SYMBOL >> 6) & 0x03);
......@@ -282,66 +283,45 @@ l2fwd_simple_forward(struct rte_mbuf *m, unsigned portid, benetel_t *bs)
}
}
ANT_NUM = 0x00;
// Mask the symbol bits from UL packet received and apply the shift.
SYMBOL = ((SYMBOL & 0b00111111) + 10) % 14;
ANT_NUM = 0x00;
SUBFRAME = sf;
// Slot id control for DL
if(slot_id_ctrl > 13){
SYMBOL = SYMBOL | 0b01000000;
}
/* antenna 0 - send actual DL data (if available) */
oai_slot = tx_subframe * 2 + tx_slot;
lock_dl_buffer(bs->buffers, oai_slot);
if (!(bs->buffers->dl_busy[oai_slot] & (1 << tx_symbol))) {
printf("%s: warning, DL underflow (sl.symbol %d.%d)\n", __FUNCTION__,
oai_slot, tx_symbol);
memset(IQ_ptr, 0, 1272 * 4);
} else {
memcpy(IQ_ptr, bs->buffers->dl[oai_slot] + tx_symbol * 1272*4,
1272*4);
}
//printf("DL buffer f sf slot symbol %d %d %d %d (sf %d)\n", tx_frame, tx_subframe, tx_slot, tx_symbol, (int)sf);
bs->buffers->dl_busy[oai_slot] &= ~(1 << tx_symbol);
unlock_dl_buffer(bs->buffers, oai_slot);
// fill DL Data for ant 0 with 0 value
// memset(IQ_ptr, 0, 5088);
}
// U-PLANE UL ANT_1 PROCESSING
if(PAYLOAD_1 == 0x13 && PAYLOAD_2 == 0xe4 && ANT_NUM == 0x01 && dl_start == 1)
{
// Mask the symbol bits from UL packet received and apply the shift.
SYMBOL = ((SYMBOL & 0b00111111) +10) % 14;
ANT_NUM = 0x01;
ANT_NUM = a;
SUBFRAME = sf;
if (a == 1)
slot_id_ctrl++;
// Slot id control for DL
if(slot_id_ctrl > 13){
if (slot_id_ctrl > 13) {
SYMBOL = SYMBOL | 0b01000000;
if(slot_id_ctrl > 27){
if (a == 1) {
if (slot_id_ctrl > 27) {
slot_id_ctrl = 0;
sf = sf + 0x10;
if (sf >0x90){
if (sf > 0x90){
sf = 0;
}
}
}
}
// fill DL Data for ant 1 with 0 value
memset(IQ_ptr, 0, 5088);
/* send actual DL data (if available) */
oai_slot = tx_subframe * 2 + tx_slot;
lock_dl_buffer(bs->buffers, oai_slot);
if (!(bs->buffers->dl_busy[a][oai_slot] & (1 << tx_symbol))) {
printf("%s: warning, DL underflow (antenna %d sl.symbol %d.%d)\n", __FUNCTION__,
a, oai_slot, tx_symbol);
memset(IQ_ptr, 0, 1272 * 4);
} else {
memcpy(IQ_ptr, bs->buffers->dl[a][oai_slot] + tx_symbol * 1272*4,
1272*4);
}
//printf("DL buffer f sf slot symbol %d %d %d %d (sf %d)\n", tx_frame, tx_subframe, tx_slot, tx_symbol, (int)sf);
bs->buffers->dl_busy[a][oai_slot] &= ~(1 << tx_symbol);
unlock_dl_buffer(bs->buffers, oai_slot);
}
// U-PLANE PRACH PROCESSING
......
targets/ARCH/ETHERNET/benetel/5g/low.c
View file @ a494950b
......@@ -35,63 +35,61 @@ printf("store_ul %d.%ld (%ld)\n", (int)(t.tv_sec % 60), t.tv_nsec, t.tv_nsec - o
old = t;
#endif
/* only antenna 0 for the moment */
if (ul->antenna != 0)
return;
int a = ul->antenna;
if (ul->slot != bs->next_slot ||
ul->symbol != bs->next_symbol) {
printf("%s: error, expected frame.sl.symbol %d.%d.%d, got %d.%d.%d\n",
if (ul->slot != bs->next_slot[a] ||
ul->symbol != bs->next_symbol[a]) {
printf("%s: error, antenna %d expected frame.sl.symbol %d.%d.%d, got %d.%d.%d\n",
__FUNCTION__,
bs->expected_benetel_frame, bs->next_slot, bs->next_symbol,
a, bs->expected_benetel_frame[a], bs->next_slot[a], bs->next_symbol[a],
ul->frame, ul->slot, ul->symbol);
}
/* fill missing data with 0s */
while (ul->slot != bs->next_slot ||
ul->symbol != bs->next_symbol) {
lock_ul_buffer(bs->buffers, bs->next_slot);
if (bs->buffers->ul_busy[bs->next_slot] & (1 << bs->next_symbol)) {
printf("%s: warning, UL overflow (sl.symbol %d.%d)\n", __FUNCTION__,
bs->next_slot, bs->next_symbol);
while (ul->slot != bs->next_slot[a] ||
ul->symbol != bs->next_symbol[a]) {
lock_ul_buffer(bs->buffers, bs->next_slot[a]);
if (bs->buffers->ul_busy[a][bs->next_slot[a]] & (1 << bs->next_symbol[a])) {
printf("%s: warning, antenna %d UL overflow (sl.symbol %d.%d)\n", __FUNCTION__,
a, bs->next_slot[a], bs->next_symbol[a]);
}
memset(bs->buffers->ul[bs->next_slot] + bs->next_symbol * 1272*4,
memset(bs->buffers->ul[a][bs->next_slot[a]] + bs->next_symbol[a] * 1272*4,
0, 1272*4);
bs->buffers->ul_busy[bs->next_slot] |= (1 << bs->next_symbol);
signal_ul_buffer(bs->buffers, bs->next_slot);
unlock_ul_buffer(bs->buffers, bs->next_slot);
bs->next_symbol++;
if (bs->next_symbol == 14) {
bs->next_symbol = 0;
bs->next_slot = (bs->next_slot + 1) % 20;
if (bs->next_slot == 0) {
bs->expected_benetel_frame++;
bs->expected_benetel_frame &= 255;
bs->buffers->ul_busy[a][bs->next_slot[a]] |= (1 << bs->next_symbol[a]);
signal_ul_buffer(bs->buffers, bs->next_slot[a]);
unlock_ul_buffer(bs->buffers, bs->next_slot[a]);
bs->next_symbol[a]++;
if (bs->next_symbol[a] == 14) {
bs->next_symbol[a] = 0;
bs->next_slot[a] = (bs->next_slot[a] + 1) % 20;
if (bs->next_slot[a] == 0) {
bs->expected_benetel_frame[a]++;
bs->expected_benetel_frame[a] &= 255;
}
}
}
lock_ul_buffer(bs->buffers, bs->next_slot);
if (bs->buffers->ul_busy[bs->next_slot] & (1 << bs->next_symbol)) {
printf("%s: warning, UL overflow (sl.symbol %d.%d)\n", __FUNCTION__,
bs->next_slot, bs->next_symbol);
lock_ul_buffer(bs->buffers, bs->next_slot[a]);
if (bs->buffers->ul_busy[a][bs->next_slot[a]] & (1 << bs->next_symbol[a])) {
printf("%s: warning, antenna %d UL overflow (sl.symbol %d.%d)\n", __FUNCTION__,
a, bs->next_slot[a], bs->next_symbol[a]);
}
memcpy(bs->buffers->ul[bs->next_slot] + bs->next_symbol * 1272*4,
memcpy(bs->buffers->ul[a][bs->next_slot[a]] + bs->next_symbol[a] * 1272*4,
ul->iq, 1272*4);
bs->buffers->ul_busy[bs->next_slot] |= (1 << bs->next_symbol);
signal_ul_buffer(bs->buffers, bs->next_slot);
unlock_ul_buffer(bs->buffers, bs->next_slot);
bs->next_symbol++;
if (bs->next_symbol == 14) {
bs->next_symbol = 0;
bs->next_slot = (bs->next_slot + 1) % 20;
if (bs->next_slot == 0) {
bs->expected_benetel_frame++;
bs->expected_benetel_frame &= 255;
bs->buffers->ul_busy[a][bs->next_slot[a]] |= (1 << bs->next_symbol[a]);
signal_ul_buffer(bs->buffers, bs->next_slot[a]);
unlock_ul_buffer(bs->buffers, bs->next_slot[a]);
bs->next_symbol[a]++;
if (bs->next_symbol[a] == 14) {
bs->next_symbol[a] = 0;
bs->next_slot[a] = (bs->next_slot[a] + 1) % 20;
if (bs->next_slot[a] == 0) {
bs->expected_benetel_frame[a]++;
bs->expected_benetel_frame[a] &= 255;
}
}
}
......
targets/ARCH/ETHERNET/benetel/5g/low.h
View file @ a494950b
......@@ -26,9 +26,10 @@
typedef struct {
shared_buffers *buffers;
int next_slot;
int next_symbol;
int expected_benetel_frame;
/* [2] is for two antennas */
int next_slot[2];
int next_symbol[2];
int expected_benetel_frame[2];
char *dpdk_main_command_line;
} benetel_t;
......
targets/ARCH/ETHERNET/benetel/5g/low_dpdk.c
View file @ a494950b
......@@ -68,7 +68,8 @@ void *benetel_start_dpdk(char *ifname, shared_buffers *buffers, char *dpdk_main_
bs->buffers = buffers;
bs->expected_benetel_frame = 255;
bs->expected_benetel_frame[0] = 255;
bs->expected_benetel_frame[1] = 255;
bs->dpdk_main_command_line = dpdk_main_command_line;
......
targets/ARCH/ETHERNET/benetel/5g/shared_buffers.c
View file @ a494950b
......@@ -45,11 +45,16 @@ void init_buffers(shared_buffers *s)
* needs to have slots 1, 2 and 3, 4 and 5 ready. Let's pretend
* they are ready.
*/
s->dl_busy[1] = 0x3fff;
s->dl_busy[2] = 0x3fff;
s->dl_busy[3] = 0x3fff;
s->dl_busy[4] = 0x3fff;
s->dl_busy[5] = 0x3fff;
s->dl_busy[0][1] = 0x3fff;
s->dl_busy[0][2] = 0x3fff;
s->dl_busy[0][3] = 0x3fff;
s->dl_busy[0][4] = 0x3fff;
s->dl_busy[0][5] = 0x3fff;
s->dl_busy[1][1] = 0x3fff;
s->dl_busy[1][2] = 0x3fff;
s->dl_busy[1][3] = 0x3fff;
s->dl_busy[1][4] = 0x3fff;
s->dl_busy[1][5] = 0x3fff;
}
void lock_dl_buffer(shared_buffers *s, int slot)
......
targets/ARCH/ETHERNET/benetel/5g/shared_buffers.h
View file @ a494950b
......@@ -26,10 +26,11 @@
#include <stdint.h>
typedef struct {
unsigned char dl[20][14*1272*4];
unsigned char ul[20][14*1272*4];
uint16_t dl_busy[20];
uint16_t ul_busy[20];
/* [2] is for two antennas */
unsigned char dl[2][20][14*1272*4];
unsigned char ul[2][20][14*1272*4];
uint16_t dl_busy[2][20];
uint16_t ul_busy[2][20];
pthread_mutex_t m_ul[20];
pthread_cond_t c_ul[20];
......
targets/PROJECTS/GENERIC-LTE-EPC/CONF/benetel-4g.conf
View file @ a494950b
......@@ -230,12 +230,12 @@ RUs = (
local_if_name = "dpdk";
sdr_addrs = "softmodem -m 2048 -l 35 -n 2 -b 0000:81:00.3 --proc-type auto --file-prefix ggg -- -p 0x1";
#sdr_addrs = "softmodem -l 8 -n 2 -- -p 0x2";
remote_address = "127.0.0.2";
local_address = "127.0.0.1";
local_portc = 50000;
remote_portc = 50000;
local_portd = 50001;
remote_portd = 50001;
#remote_address = "127.0.0.2";
#local_address = "127.0.0.1";
#local_portc = 50000;
#remote_portc = 50000;
#local_portd = 50001;
#remote_portd = 50001;
local_rf = "no"
tr_preference = "raw_if4p5"
nb_tx = 1
......
targets/PROJECTS/GENERIC-LTE-EPC/CONF/benetel-5g.conf
View file @ a494950b
......@@ -23,6 +23,8 @@ gNBs =
ssb_SubcarrierOffset = 31; //0;
pdsch_AntennaPorts = 1;
#pusch_TargetSNRx10 = 200;
#pucch_TargetSNRx10 = 200;
pusch_TargetSNRx10 = 200;
pucch_TargetSNRx10 = 200;
......@@ -102,8 +104,9 @@ gNBs =
prach_msg1_FDM = 0;
prach_msg1_FrequencyStart = 74;
zeroCorrelationZoneConfig = 13;
#preambleReceivedTargetPower = -118;
preambleReceivedTargetPower = -104;
preambleReceivedTargetPower = -118;
#preambleReceivedTargetPower = -104;
#preambleReceivedTargetPower = -108;
#preamblTransMax (0...10) = (3,4,5,6,7,8,10,20,50,100,200)
preambleTransMax = 6;
#powerRampingStep
......@@ -149,14 +152,16 @@ gNBs =
initialULBWPstartSymbolAndLength_2 = 52;
msg3_DeltaPreamble = 1;
p0_NominalWithGrant =-90;
#p0_NominalWithGrant =-90;
p0_NominalWithGrant =-118;
# pucch-ConfigCommon setup :
# pucchGroupHopping
# 0 = neither, 1= group hopping, 2=sequence hopping
pucchGroupHopping = 0;
hoppingId = 40;
p0_nominal = -90;
#p0_nominal = -90;
p0_nominal = -118;
# ssb_PositionsInBurs_BitmapPR
# 1=short, 2=medium, 3=long
ssb_PositionsInBurst_PR = 2;
......@@ -189,7 +194,7 @@ gNBs =
nrofUplinkSymbols = 4; //0; //4;
#ssPBCH_BlockPower = 10;
ssPBCH_BlockPower = 10;
ssPBCH_BlockPower = -35;
}
);
......@@ -229,9 +234,9 @@ gNBs =
{
GNB_INTERFACE_NAME_FOR_S1_MME = "eth0";
GNB_IPV4_ADDRESS_FOR_S1_MME = "192.168.18.195/24";
GNB_IPV4_ADDRESS_FOR_S1_MME = "192.168.18.187/24";
GNB_INTERFACE_NAME_FOR_S1U = "eth0";
GNB_IPV4_ADDRESS_FOR_S1U = "192.168.18.195/24";
GNB_IPV4_ADDRESS_FOR_S1U = "192.168.18.187/24";
GNB_PORT_FOR_S1U = 2152; # Spec 2152
GNB_IPV4_ADDRESS_FOR_X2C = "127.0.0.2/24";
GNB_PORT_FOR_X2C = 36422; # Spec 36422
......@@ -251,6 +256,7 @@ L1s = (
{
num_cc = 1;
tr_n_preference = "local_mac";
pusch_proc_threads = 8;
}
);
......
targets/RT/USER/lte-ru.c
View file @ a494950b
......@@ -2986,6 +2986,7 @@ void RCconfig_RU(void) {
RC.ru[j]->if_south = LOCAL_RF;
RC.ru[j]->function = NGFI_RRU_IF4p5;
RC.ru[j]->eth_params.transp_preference = ETH_RAW_IF4p5_MODE;
RC.ru[j]->has_ctrl_prt =1;
LOG_I(PHY,"Setting function for RU %d to NGFI_RRU_IF4p5 (raw)\n",j);
}
......@@ -3039,6 +3040,7 @@ else {
RC.ru[j]->if_south = REMOTE_IF4p5;
RC.ru[j]->function = NGFI_RAU_IF4p5;
RC.ru[j]->eth_params.transp_preference = ETH_RAW_IF4p5_MODE;
RC.ru[j]->has_ctrl_prt = 1;
if (strcmp(*(RUParamList.paramarray[j][RU_IS_SLAVE_IDX].strptr), "yes") == 0) RC.ru[j]->is_slave=1;
else RC.ru[j]->is_slave=0;
......
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