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* update bladerf interface

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* update the runtime and deadline calcualtion 
* fix the isse with LIB_NAS_UE
* add additional testcases and fix the issues with autotest 


git-svn-id: http://svn.eurecom.fr/openair4G/trunk@7736 818b1a75-f10b-46b9-bf7c-635c3b92a50f
This commit is contained in:
navid
2015-07-23 17:38:53 +00:00
parent 23fd8953ea
commit 5a04f9696c
11 changed files with 469 additions and 92 deletions
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targets/RT/USER/lte-softmodem.c
+50 -34
View File
@@ -1026,24 +1026,30 @@ static void* eNB_thread_tx( void* param )
#ifdef LOWLATENCY
struct sched_attr attr;
unsigned int flags = 0;
uint64_t runtime = (uint64_t) (get_runtime_tx(proc->subframe, runtime_phy_tx, target_dl_mcs,frame_parms[0]->N_RB_DL,cpuf,PHY_vars_eNB_g[0][0]->lte_frame_parms.nb_antennas_tx) * 1000000);
uint64_t deadline = 1 * 1000000; // each tx thread will finish within 1ms
uint64_t period = 1 * 10000000; // each tx thread has a period of 10ms from the starting point
if (runtime > 1000000 ){
LOG_W(HW,"estimated runtime %d is larger than 1ms, adjusting\n",runtime);
runtime = (0.97 * 100) * 10000;
}
attr.size = sizeof(attr);
attr.sched_flags = 0;
attr.sched_nice = 0;
attr.sched_priority = 0;
attr.sched_policy = SCHED_DEADLINE;
//attr.sched_runtime = 0.9 * 1000000; // each tx thread requires 1ms to finish its job
attr.sched_runtime = (uint64_t) (get_runtime_tx(proc->subframe, runtime_phy_tx, target_dl_mcs,frame_parms[0]->N_RB_DL,cpuf,PHY_vars_eNB_g[0][0]->lte_frame_parms.nb_antennas_tx) * 1000000); // each tx thread requires 1ms to finish its job
attr.sched_deadline = 1 * 1000000; // each tx thread will finish within 1ms
attr.sched_period = 1 * 10000000; // each tx thread has a period of 10ms from the starting point
attr.sched_policy = SCHED_DEADLINE;
attr.sched_runtime = runtime;
attr.sched_deadline = deadline;
attr.sched_period = period;
if (sched_setattr(0, &attr, flags) < 0 ) {
perror("[SCHED] eNB tx thread: sched_setattr failed\n");
return &eNB_thread_tx_status[proc->subframe];
}
LOG_I( HW, "[SCHED] eNB TX deadline thread %d(Tid %ld) started on CPU %d\n", proc->subframe, gettid(), sched_getcpu() );
LOG_I( HW, "[SCHED] eNB TX deadline thread %d(TID %ld) started on CPU %d\n", proc->subframe, gettid(), sched_getcpu() );
#else
LOG_I( HW, "[SCHED][eNB] TX thread %d started on CPU %d TID %d\n", proc->subframe, sched_getcpu(),gettid() );
#endif
@@ -1227,17 +1233,24 @@ static void* eNB_thread_rx( void* param )
#ifdef LOWLATENCY
struct sched_attr attr;
unsigned int flags = 0;
uint64_t runtime = get_runtime_rx(proc->subframe, runtime_phy_rx, target_ul_mcs,frame_parms[0]->N_RB_DL,cpuf,PHY_vars_eNB_g[0][0]->lte_frame_parms.nb_antennas_rx) * 1000000;
uint64_t deadline = 1 * 1000000;
uint64_t period = 1 * 10000000; // each rx thread has a period of 10ms from the starting point
if (runtime > 2300000 ) {
LOG_W(HW,"estimated rx runtime %d is larger than expected, adjusting\n",runtime);
runtime = 2300000;
deadline = runtime + 100000;
}
attr.size = sizeof(attr);
attr.sched_flags = 0;
attr.sched_nice = 0;
attr.sched_priority = 0;
/* This creates a 2ms reservation every 10ms period*/
attr.sched_policy = SCHED_DEADLINE;
attr.sched_runtime = (uint64_t)(get_runtime_rx(proc->subframe, runtime_phy_rx, target_ul_mcs,frame_parms[0]->N_RB_DL,cpuf,PHY_vars_eNB_g[0][0]->lte_frame_parms.nb_antennas_rx) * 1000000); // each tx thread requires 1ms to finish its job
attr.sched_deadline = 1 * 1000000; // each rx thread will finish within 2ms
attr.sched_period = 1 * 10000000; // each rx thread has a period of 10ms from the starting point
attr.sched_runtime = runtime;
attr.sched_deadline = deadline;
attr.sched_period = period;
if (sched_setattr(0, &attr, flags) < 0 ) {
perror("[SCHED] eNB RX sched_setattr failed\n");
@@ -1354,17 +1367,18 @@ void init_eNB_proc(void)
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
for (i=0; i<NUM_ENB_THREADS; i++) {
// set the stack size
pthread_attr_init( &attr_eNB_proc_tx[CC_id][i] );
/*
if (pthread_attr_setstacksize( &attr_eNB_proc_tx[CC_id][i], PTHREAD_STACK_MIN ) != 0)
#ifndef LOWLATENCY
/*
pthread_attr_init( &attr_eNB_proc_tx[CC_id][i] );
if (pthread_attr_setstacksize( &attr_eNB_proc_tx[CC_id][i], 64 *PTHREAD_STACK_MIN ) != 0)
perror("[ENB_PROC_TX] setting thread stack size failed\n");
pthread_attr_init( &attr_eNB_proc_rx[CC_id][i] );
if (pthread_attr_setstacksize( &attr_eNB_proc_rx[CC_id][i], PTHREAD_STACK_MIN ) != 0)
if (pthread_attr_setstacksize( &attr_eNB_proc_rx[CC_id][i], 64 * PTHREAD_STACK_MIN ) != 0)
perror("[ENB_PROC_RX] setting thread stack size failed\n");
*/
#ifndef LOWLATENCY
// set the kernel scheduling policy and priority
sched_param_eNB_proc_tx[CC_id][i].sched_priority = sched_get_priority_max(SCHED_FIFO)-1; //OPENAIR_THREAD_PRIORITY;
pthread_attr_setschedparam (&attr_eNB_proc_tx[CC_id][i], &sched_param_eNB_proc_tx[CC_id][i]);
@@ -1562,7 +1576,7 @@ static void* eNB_thread( void* arg )
/* This creates a .2 ms reservation */
attr.sched_policy = SCHED_DEADLINE;
attr.sched_runtime = (0.2 * 100) * 10000;
attr.sched_runtime = (0.3 * 100) * 10000;
attr.sched_deadline = (0.9 * 100) * 10000;
attr.sched_period = 1 * 1000000;
@@ -1761,7 +1775,7 @@ static void* eNB_thread( void* arg )
stop_meas( &softmodem_stats_hw );
clock_gettime( CLOCK_MONOTONIC, &trx_time1 );
if (frame > 10){
if (frame > 20){
if (rxs != spp)
exit_fun( "problem receiving samples" );
}
@@ -1770,22 +1784,22 @@ static void* eNB_thread( void* arg )
// Transmit TX buffer based on timestamp from RX
if (frame > 50) {
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_WRITE, 1 );
// prepare tx buffer pointers
for (i=0; i<PHY_vars_eNB_g[0][0]->lte_frame_parms.nb_antennas_tx; i++){
txp[i] = (void*)&rxdata[i][tx_pos];
//printf("tx_pos %d ts %d, ts_offset %d txp[i] %p, ap %d\n", tx_pos, timestamp, (timestamp+(tx_delay*spp)-tx_forward_nsamps),txp[i], i);
if (frame > 50) {
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_WRITE, 1 );
// prepare tx buffer pointers
for (i=0; i<PHY_vars_eNB_g[0][0]->lte_frame_parms.nb_antennas_tx; i++){
txp[i] = (void*)&rxdata[i][tx_pos];
//printf("tx_pos %d ts %d, ts_offset %d txp[i] %p, ap %d\n", tx_pos, timestamp, (timestamp+(tx_delay*spp)-tx_forward_nsamps),txp[i], i);
// if symb_written < spp ==> error
openair0.trx_write_func(&openair0,
(timestamp+(openair0_cfg[card].tx_delay*spp)-openair0_cfg[card].tx_forward_nsamps),
txp,
spp,
i,
1);
(timestamp+(openair0_cfg[card].tx_delay*spp)-openair0_cfg[card].tx_forward_nsamps),
txp,
spp,
i,
1);
}
}
}
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_TRX_TS, timestamp&0xffffffff );
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_TRX_TST, (timestamp+(openair0_cfg[card].tx_delay*spp)-openair0_cfg[card].tx_forward_nsamps)&0xffffffff );
@@ -2857,8 +2871,8 @@ int main( int argc, char **argv )
openair0_cfg[card].tx_forward_nsamps = 70;
openair0_cfg[card].tx_delay = 6;
#elif OAI_BLADERF
openair0_cfg[card].tx_forward_nsamps = 70;
openair0_cfg[card].tx_delay = 6;
openair0_cfg[card].tx_forward_nsamps = 0;
openair0_cfg[card].tx_delay = 8;
#endif
#endif
} else if (frame_parms[0]->N_RB_DL == 6) {
@@ -3426,6 +3440,8 @@ openair0_cfg[card].num_rb_dl=frame_parms[0]->N_RB_DL;
openair0_stop(0);
printf("closing openair0_lib\n");
openair0_close();
#else
openair0.trx_end_func(&openair0);
#endif
#ifdef EMOS