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Merge remote-tracking branch 'origin/develop' into feature-131-new-license

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Conflicts:
	openair1/PHY/INIT/lte_init.c
	openair1/PHY/LTE_TRANSPORT/dci_tools.c
	openair1/PHY/LTE_TRANSPORT/ulsch_decoding.c
	openair1/SCHED/phy_procedures_lte_eNb.c
	openair1/SCHED/phy_procedures_lte_ue.c
	openair1/SIMULATION/LTE_PHY/dlsim.c
	openair1/SIMULATION/RF/adc.c
	openair2/LAYER2/MAC/lte_transport_init.c
	targets/RT/USER/lte-softmodem.c
	targets/RT/USER/sched_dlsch.c
	targets/RT/USER/sched_rx_pdsch.c
	targets/RT/USER/sched_ulsch.c
	targets/SIMU/USER/oaisim.c
This commit is contained in:
Cedric Roux
2016-09-27 15:05:00 +02:00
parent f06dd02fe8 e08e2577f5
commit 7a724e7d2e
200 changed files with 22970 additions and 19972 deletions
Download Patch File Download Diff File Expand all files Collapse all files
targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
+82 -34
View File
@@ -16,7 +16,8 @@
#include <complex>
#include <fstream>
#include <cmath>
#include <time.h>
#include "UTIL/LOG/log_extern.h"
#include "common_lib.h"
#ifdef __SSE4_1__
# include <smmintrin.h>
@@ -143,23 +144,54 @@ static void trx_usrp_end(openair0_device *device)
*/
static int trx_usrp_write(openair0_device *device, openair0_timestamp timestamp, void **buff, int nsamps, int cc, int flags)
{
static long long int loop=0;
static long time_min=0, time_max=0, time_avg=0;
struct timespec tp_start, tp_end;
long time_diff;
clock_gettime(CLOCK_MONOTONIC_RAW, &tp_start);
int ret=0, ret_i=0;
usrp_state_t *s = (usrp_state_t*)device->priv;
s->tx_md.time_spec = uhd::time_spec_t::from_ticks(timestamp, s->sample_rate);
if(flags)
s->tx_md.has_time_spec = true;
else
s->tx_md.has_time_spec = false;
if (cc>1) {
std::vector<void *> buff_ptrs;
for (int i=0;i<cc;i++) buff_ptrs.push_back(buff[i]);
s->tx_stream->send(buff_ptrs, nsamps, s->tx_md);
ret = (int)s->tx_stream->send(buff_ptrs, nsamps, s->tx_md,1e-3);
}
else
s->tx_stream->send(buff[0], nsamps, s->tx_md);
ret = (int)s->tx_stream->send(buff[0], nsamps, s->tx_md,1e-3);
s->tx_md.start_of_burst = false;
return 0;
if (ret != nsamps) {
printf("[xmit] tx samples %d != %d\n",ret,nsamps);
}
clock_gettime(CLOCK_MONOTONIC_RAW, &tp_end);
time_diff = (tp_end.tv_sec - tp_start.tv_sec) *1E09 + (tp_end.tv_nsec - tp_start.tv_nsec);
if (time_min==0 ||loop==1 || time_min > time_diff)
time_min=time_diff;
if (time_max==0 ||loop==1 || time_max < time_diff)
time_max=time_diff;
if (time_avg ==0 ||loop==1)
time_avg= time_diff;
else
time_avg=(time_diff+time_avg) /2.0;
/* //prints statics of uhd every 10 seconds
if ( loop % (10 * ((int)device->openair0_cfg[0].sample_rate /(int)nsamps )) ==0)
LOG_I(HW,"usrp_write: min(ns)=%d, max(ns)=%d, avg(ns)=%d\n", (int)time_min, (int)time_max,(int)time_avg);
*/
loop++;
return ret;
}
/*! \brief Receive samples from hardware.
@@ -175,20 +207,25 @@ static int trx_usrp_write(openair0_device *device, openair0_timestamp timestamp,
*/
static int trx_usrp_read(openair0_device *device, openair0_timestamp *ptimestamp, void **buff, int nsamps, int cc)
{
static long long int loop=0;
static long time_min=0, time_max=0, time_avg=0;
struct timespec tp_start, tp_end;
long time_diff;
clock_gettime(CLOCK_MONOTONIC_RAW, &tp_start);
usrp_state_t *s = (usrp_state_t*)device->priv;
int samples_received=0,i,j;
int nsamps2; // aligned to upper 32 or 16 byte boundary
#if defined(__x86_64) || defined(__i386__)
#ifdef __AVX2__
__m256i buff_tmp[2][nsamps>>3];
nsamps2 = (nsamps+7)>>3;
__m256i buff_tmp[2][nsamps2];
#else
__m128i buff_tmp[2][nsamps>>2];
nsamps2 = (nsamps+3)>>2;
__m128i buff_tmp[2][nsamps2];
#endif
#elif defined(__arm__)
int16x8_t buff_tmp[2][nsamps>>2];
nsamps2 = (nsamps+3)>>2;
int16x8_t buff_tmp[2][nsamps2];
#endif
@@ -203,7 +240,7 @@ static int trx_usrp_read(openair0_device *device, openair0_timestamp *ptimestamp
// receive a single channel (e.g. from connector RF A)
samples_received = s->rx_stream->recv(buff_tmp[0], nsamps, s->rx_md);
}
// bring RX data into 12 LSBs for softmodem RX
for (int i=0;i<cc;i++) {
for (int j=0; j<nsamps2; j++) {
@@ -219,7 +256,7 @@ static int trx_usrp_read(openair0_device *device, openair0_timestamp *ptimestamp
}
}
} else if (device->type == USRP_X300_DEV) {
if (cc>1) {
if (cc>1) {
// receive multiple channels (e.g. RF A and RF B)
std::vector<void *> buff_ptrs;
@@ -255,6 +292,22 @@ static int trx_usrp_read(openair0_device *device, openair0_timestamp *ptimestamp
s->rx_timestamp = s->rx_md.time_spec.to_ticks(s->sample_rate);
*ptimestamp = s->rx_timestamp;
clock_gettime(CLOCK_MONOTONIC_RAW, &tp_end);
time_diff = (tp_end.tv_sec - tp_start.tv_sec) *1E09 + (tp_end.tv_nsec - tp_start.tv_nsec);
if (time_min==0 ||loop==1 || time_min > time_diff)
time_min=time_diff;
if (time_max==0 ||loop==1 || time_max < time_diff)
time_max=time_diff;
if (time_avg ==0 ||loop==1)
time_avg= time_diff;
else
time_avg=(time_diff+time_avg) /2.0;
/*
//prints statics of uhd every 10 seconds
if ( loop % (10 * ((int)device->openair0_cfg[0].sample_rate /(int)nsamps )) ==0)
LOG_I(HW,"usrp_read: min(ns)=%d, max(ns)=%d, avg(ns)=%d\n", (int)time_min, (int)time_max,(int)time_avg);
loop++;*/
return samples_received;
}
@@ -346,7 +399,7 @@ int trx_usrp_set_gains(openair0_device* device,
/*! \brief Stop USRP
* \param card refers to the hardware index to use
*/
int trx_usrp_stop(int card) {
int trx_usrp_stop(openair0_device* device) {
return(0);
}
@@ -462,6 +515,7 @@ extern "C" {
// Initialize USRP device
device->openair0_cfg = openair0_cfg;
std::string args = "type=b200";
@@ -485,6 +539,8 @@ extern "C" {
// workaround for an api problem, master clock has to be set with the constructor not via set_master_clock_rate
args += boost::str(boost::format(",master_clock_rate=%f") % usrp_master_clock);
// args += ",num_send_frames=256,num_recv_frames=256, send_frame_size=4096, recv_frame_size=4096";
uhd::device_addrs_t device_adds = uhd::device::find(args);
if(device_adds.size() == 0)
@@ -516,32 +572,28 @@ extern "C" {
switch ((int)openair0_cfg[0].sample_rate) {
case 30720000:
// from usrp_time_offset
openair0_cfg[0].samples_per_packet = 2048;
//openair0_cfg[0].samples_per_packet = 2048;
openair0_cfg[0].tx_sample_advance = 15;
openair0_cfg[0].tx_bw = 20e6;
openair0_cfg[0].rx_bw = 20e6;
openair0_cfg[0].tx_scheduling_advance = 8*openair0_cfg[0].samples_per_packet;
break;
case 15360000:
openair0_cfg[0].samples_per_packet = 2048;
//openair0_cfg[0].samples_per_packet = 2048;
openair0_cfg[0].tx_sample_advance = 45;
openair0_cfg[0].tx_bw = 10e6;
openair0_cfg[0].rx_bw = 10e6;
openair0_cfg[0].tx_scheduling_advance = 5*openair0_cfg[0].samples_per_packet;
break;
case 7680000:
openair0_cfg[0].samples_per_packet = 1024;
//openair0_cfg[0].samples_per_packet = 2048;
openair0_cfg[0].tx_sample_advance = 50;
openair0_cfg[0].tx_bw = 5e6;
openair0_cfg[0].rx_bw = 5e6;
openair0_cfg[0].tx_scheduling_advance = 5*openair0_cfg[0].samples_per_packet;
break;
case 1920000:
openair0_cfg[0].samples_per_packet = 256;
//openair0_cfg[0].samples_per_packet = 2048;
openair0_cfg[0].tx_sample_advance = 50;
openair0_cfg[0].tx_bw = 1.25e6;
openair0_cfg[0].rx_bw = 1.25e6;
openair0_cfg[0].tx_scheduling_advance = 8*openair0_cfg[0].samples_per_packet;
break;
default:
printf("Error: unknown sampling rate %f\n",openair0_cfg[0].sample_rate);
@@ -551,7 +603,7 @@ extern "C" {
} else {
printf("Found USRP B200");
args += ",num_recv_frames=256" ;
args += ",num_send_frames=256,num_recv_frames=256, send_frame_size=4096, recv_frame_size=4096" ;
s->usrp = uhd::usrp::multi_usrp::make(args);
// s->usrp->set_rx_subdev_spec(rx_subdev);
@@ -577,43 +629,38 @@ extern "C" {
switch ((int)openair0_cfg[0].sample_rate) {
case 30720000:
s->usrp->set_master_clock_rate(30.72e6);
openair0_cfg[0].samples_per_packet = 4096;
//openair0_cfg[0].samples_per_packet = 1024;
openair0_cfg[0].tx_sample_advance = 115;
openair0_cfg[0].tx_bw = 20e6;
openair0_cfg[0].rx_bw = 20e6;
openair0_cfg[0].tx_scheduling_advance = 11*openair0_cfg[0].samples_per_packet;
break;
case 23040000:
s->usrp->set_master_clock_rate(23.04e6); //to be checked
openair0_cfg[0].samples_per_packet = 2048;
//openair0_cfg[0].samples_per_packet = 1024;
openair0_cfg[0].tx_sample_advance = 113;
openair0_cfg[0].tx_bw = 20e6;
openair0_cfg[0].rx_bw = 20e6;
openair0_cfg[0].tx_scheduling_advance = 8*openair0_cfg[0].samples_per_packet;
break;
case 15360000:
s->usrp->set_master_clock_rate(30.72e06);
openair0_cfg[0].samples_per_packet = 2048;
//openair0_cfg[0].samples_per_packet = 1024;
openair0_cfg[0].tx_sample_advance = 103;
openair0_cfg[0].tx_bw = 20e6;
openair0_cfg[0].rx_bw = 20e6;
openair0_cfg[0].tx_scheduling_advance = 10240;
break;
case 7680000:
s->usrp->set_master_clock_rate(30.72e6);
openair0_cfg[0].samples_per_packet = 1024;
//openair0_cfg[0].samples_per_packet = 1024;
openair0_cfg[0].tx_sample_advance = 80;
openair0_cfg[0].tx_bw = 20e6;
openair0_cfg[0].rx_bw = 20e6;
openair0_cfg[0].tx_scheduling_advance = 5*openair0_cfg[0].samples_per_packet;
break;
case 1920000:
s->usrp->set_master_clock_rate(7.68e6);
openair0_cfg[0].samples_per_packet = 256;
s->usrp->set_master_clock_rate(30.72e6);
//openair0_cfg[0].samples_per_packet = 1024;
openair0_cfg[0].tx_sample_advance = 40;
openair0_cfg[0].tx_bw = 20e6;
openair0_cfg[0].rx_bw = 20e6;
openair0_cfg[0].tx_scheduling_advance = 8*openair0_cfg[0].samples_per_packet;
break;
default:
printf("Error: unknown sampling rate %f\n",openair0_cfg[0].sample_rate);
@@ -623,8 +670,8 @@ extern "C" {
}
/* device specific */
openair0_cfg[0].txlaunch_wait = 1;//manage when TX processing is triggered
openair0_cfg[0].txlaunch_wait_slotcount = 1; //manage when TX processing is triggered
//openair0_cfg[0].txlaunch_wait = 1;//manage when TX processing is triggered
//openair0_cfg[0].txlaunch_wait_slotcount = 1; //manage when TX processing is triggered
openair0_cfg[0].iq_txshift = 4;//shift
openair0_cfg[0].iq_rxrescale = 15;//rescale iqs
@@ -734,7 +781,8 @@ extern "C" {
device->trx_stop_func = trx_usrp_stop;
device->trx_set_freq_func = trx_usrp_set_freq;
device->trx_set_gains_func = trx_usrp_set_gains;
device->openair0_cfg = openair0_cfg;
s->sample_rate = openair0_cfg[0].sample_rate;
// TODO:
// init tx_forward_nsamps based usrp_time_offset ex