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PLL Configuration

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This commit is contained in:
kaltenbe
2016-01-27 17:20:19 +01:00
parent c9780626ed
commit 9e28189d9b
2 changed files with 45 additions and 40 deletions
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cmake_targets/CMakeLists.txt
+6 -1
View File
@@ -441,15 +441,20 @@ elseif (${RF_BOARD} STREQUAL "OAI_SODERA")
include_directories("${OPENAIR_TARGETS}/ARCH/SODERA/USERSPACE/LIB")
include_directories("${OPENAIR_TARGETS}/ARCH/SODERA/USERSPACE/LIB/lms7suite/src/lms7002m")
include_directories("${OPENAIR_TARGETS}/ARCH/SODERA/USERSPACE/LIB/lms7suite/src/Si5351C")
include_directories("${OPENAIR_TARGETS}/ARCH/SODERA/USERSPACE/LIB/lms7suite/src/LMS_StreamBoard")
set(HW_SOURCE ${HW_SOURCE}
${OPENAIR_TARGETS}/ARCH/SODERA/USERSPACE/LIB/sodera_lib.cpp
)
LINK_DIRECTORIES("${OPENAIR_TARGETS}/ARCH/SODERA/USERSPACE/LIB/lms7suite/src/lms7002m")
LINK_DIRECTORIES("${OPENAIR_TARGETS}/ARCH/SODERA/USERSPACE/LIB/lms7suite/src/Si5351C")
LINK_DIRECTORIES("${OPENAIR_TARGETS}/ARCH/SODERA/USERSPACE/LIB/lms7suite/src/LMS_StreamBoard")
LINK_DIRECTORIES("${OPENAIR_TARGETS}/ARCH/SODERA/USERSPACE/LIB/lms7suite/src/kissFFT")
LINK_DIRECTORIES("/usr/lib/x86_64-linux-gnu")
set(option_HW_lib "usb-1.0")
set(LMS7002_LIB "libLMS7002M.a")
set(Si5351C_LIB "libSi5351C.a")
set(LMSStreamBoard_LIB "libLMS_StreamBoard.a")
set(KISSFFT_LIB "libkissFFT.a")
#set(LOWLATENCY False)
elseif (${RF_BOARD} STREQUAL "ETHERNET")
@@ -1449,7 +1454,7 @@ add_executable(lte-softmodem
target_link_libraries (lte-softmodem
-Wl,--start-group
RRC_LIB S1AP_LIB S1AP_ENB GTPV1U SECU_CN SECU_OSA UTIL HASHTABLE SCTP_CLIENT UDP SCHED_LIB PHY LFDS L2 ${MSC_LIB} ${RAL_LIB} ${NAS_UE_LIB} ${ITTI_LIB} ${MIH_LIB} ${LMS7002_LIB} ${Si5351C_LIB}
RRC_LIB S1AP_LIB S1AP_ENB GTPV1U SECU_CN SECU_OSA UTIL HASHTABLE SCTP_CLIENT UDP SCHED_LIB PHY LFDS L2 ${MSC_LIB} ${RAL_LIB} ${NAS_UE_LIB} ${ITTI_LIB} ${MIH_LIB} ${LMS7002_LIB} ${Si5351C_LIB} ${LMSStreamBoard_LIB} ${KISSFFT_LIB}
-Wl,--end-group )
targets/ARCH/SODERA/USERSPACE/LIB/sodera_lib.cpp
+39 -39
View File
@@ -52,6 +52,8 @@
#include "lmsComms.h"
#include "LMS7002M.h"
#include "Si5351C.h"
#include "LMS_StreamBoard.h"
#ifdef __SSE4_1__
# include <smmintrin.h>
#endif
@@ -72,24 +74,12 @@ typedef struct
// --------------------------------
// variables for SoDeRa configuration
// --------------------------------
/*
uhd::usrp::multi_usrp::sptr usrp;
//uhd::usrp::multi_usrp::sptr rx_usrp;
//create a send streamer and a receive streamer
uhd::tx_streamer::sptr tx_stream;
uhd::rx_streamer::sptr rx_stream;
uhd::tx_metadata_t tx_md;
uhd::rx_metadata_t rx_md;
uhd::time_spec_t tm_spec;
//setup variables and allocate buffer
uhd::async_metadata_t async_md;
*/
LMScomms Port;
Si5351C Si;
LMS7002M lmsControl;
LMS_StreamBoard *lmsStream;
double sample_rate;
// time offset between transmiter timestamp and receiver timestamp;
double tdiff;
@@ -105,13 +95,13 @@ typedef struct
int64_t rx_count;
openair0_timestamp rx_timestamp;
} sodera_state_t;
} sodera_t;
sodera_state_t sodera_state;
sodera_t sodera_state;
static int trx_sodera_start(openair0_device *device)
{
sodera_state_t *s = (sodera_state_t*)device->priv;
sodera_t *s = (sodera_t*)device->priv;
// init recv and send streaming
@@ -124,7 +114,7 @@ static int trx_sodera_start(openair0_device *device)
static void trx_sodera_end(openair0_device *device)
{
sodera_state_t *s = (sodera_state_t*)device->priv;
sodera_t *s = (sodera_t*)device->priv;
@@ -132,7 +122,7 @@ static void trx_sodera_end(openair0_device *device)
static int trx_sodera_write(openair0_device *device, openair0_timestamp timestamp, void **buff, int nsamps, int cc, int flags)
{
sodera_state_t *s = (sodera_state_t*)device->priv;
sodera_t *s = (sodera_t*)device->priv;
if (cc>1) {
// s->tx_stream->send(buff_ptrs, nsamps, s->tx_md);
@@ -145,7 +135,7 @@ static int trx_sodera_write(openair0_device *device, openair0_timestamp timestam
static int trx_sodera_read(openair0_device *device, openair0_timestamp *ptimestamp, void **buff, int nsamps, int cc)
{
sodera_state_t *s = (sodera_state_t*)device->priv;
sodera_t *s = (sodera_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__)
@@ -193,7 +183,7 @@ static bool is_equal(double a, double b)
int trx_sodera_set_freq(openair0_device* device, openair0_config_t *openair0_cfg, int dummy) {
sodera_state_t *s = (sodera_state_t*)device->priv;
sodera_t *s = (sodera_t*)device->priv;
// s->usrp->set_tx_freq(openair0_cfg[0].tx_freq[0]);
// s->usrp->set_rx_freq(openair0_cfg[0].rx_freq[0]);
@@ -204,7 +194,7 @@ int trx_sodera_set_freq(openair0_device* device, openair0_config_t *openair0_cfg
int openair0_set_rx_frequencies(openair0_device* device, openair0_config_t *openair0_cfg) {
sodera_state_t *s = (sodera_state_t*)device->priv;
sodera_t *s = (sodera_t*)device->priv;
static int first_call=1;
static double rf_freq,diff;
@@ -222,7 +212,7 @@ int openair0_set_rx_frequencies(openair0_device* device, openair0_config_t *open
int trx_sodera_set_gains(openair0_device* device,
openair0_config_t *openair0_cfg) {
sodera_state_t *s = (sodera_state_t*)device->priv;
sodera_t *s = (sodera_t*)device->priv;
// s->usrp->set_tx_gain(openair0_cfg[0].tx_gain[0]);
// ::uhd::gain_range_t gain_range = s->usrp->get_rx_gain_range(0);
@@ -313,7 +303,7 @@ int trx_sodera_reset_stats(openair0_device* device) {
int openair0_dev_init_sodera(openair0_device* device, openair0_config_t *openair0_cfg)
{
sodera_state_t *s=&sodera_state;
sodera_t *s=&sodera_state;
size_t i;
@@ -332,8 +322,7 @@ int openair0_dev_init_sodera(openair0_device* device, openair0_config_t *openair
(int)devInfo.hardware,
(int)devInfo.firmware,
(int)devInfo.protocol);
LMS7002M lmsControl(&s->Port);
printf("Configuring Si5351C\n");
s->Si.Initialize(&s->Port);
s->Si.SetPLL(0, 25000000, 0);
@@ -396,29 +385,32 @@ int openair0_dev_init_sodera(openair0_device* device, openair0_config_t *openair
break;
}
s->lmsControl = LMS7002M(&s->Port);
liblms7_status opStatus;
lmsControl.ResetChip();
opStatus = lmsControl.LoadConfig(openair0_cfg[0].configFilename);
s->lmsControl.ResetChip();
opStatus = s->lmsControl.LoadConfig(openair0_cfg[0].configFilename);
if (opStatus != LIBLMS7_SUCCESS) {
printf("Failed to load configuration file %s\n",openair0_cfg[0].configFilename);
exit(-1);
}
opStatus = lmsControl.UploadAll();
opStatus = s->lmsControl.UploadAll();
if (opStatus != LIBLMS7_SUCCESS) {
printf("Failed to upload configuration file\n");
exit(-1);
}
opStatus = lmsControl.SetFrequencySX(LMS7002M::Tx, openair0_cfg[0].tx_freq[0]/1e6,30.72);
opStatus = s->lmsControl.SetFrequencySX(LMS7002M::Tx, openair0_cfg[0].tx_freq[0]/1e6,30.72);
if (opStatus != LIBLMS7_SUCCESS) {
printf("Cannot set TX frequency %f MHz\n",openair0_cfg[0].tx_freq[0]/1e6);
exit(-1);
}
opStatus = lmsControl.SetFrequencySX(LMS7002M::Rx, openair0_cfg[0].rx_freq[0]/1e6,30.72);
opStatus = s->lmsControl.SetFrequencySX(LMS7002M::Rx, openair0_cfg[0].rx_freq[0]/1e6,30.72);
if (opStatus != LIBLMS7_SUCCESS) {
printf("Cannot set RX frequency %f MHz\n",openair0_cfg[0].rx_freq[0]/1e6);
@@ -428,12 +420,12 @@ int openair0_dev_init_sodera(openair0_device* device, openair0_config_t *openair
// this makes RX/TX sampling rates equal
opStatus = lmsControl.Modify_SPI_Reg_bits(EN_ADCCLKH_CLKGN,0);
opStatus = s->lmsControl.Modify_SPI_Reg_bits(EN_ADCCLKH_CLKGN,0);
if (opStatus != LIBLMS7_SUCCESS) {
printf("Cannot modify SPI (EN_ADCCLKH_CLKGN)\n");
exit(-1);
}
opStatus = lmsControl.Modify_SPI_Reg_bits(CLKH_OV_CLKL_CGEN,2);
opStatus = s->lmsControl.Modify_SPI_Reg_bits(CLKH_OV_CLKL_CGEN,2);
if (opStatus != LIBLMS7_SUCCESS) {
printf("Cannot modify SPI (CLKH_OV_CLKL_CGEN)\n");
exit(-1);
@@ -442,26 +434,34 @@ int openair0_dev_init_sodera(openair0_device* device, openair0_config_t *openair
const float cgen_freq_MHz = 245.76;
const int interpolation = 0; // real interpolation = 2
const int decimation = 0; // real decimation = 2
opStatus = lmsControl.SetInterfaceFrequency(cgen_freq_MHz,interpolation,decimation);
opStatus = s->lmsControl.SetInterfaceFrequency(cgen_freq_MHz,interpolation,decimation);
if (opStatus != LIBLMS7_SUCCESS) {
printf("Cannot SetInterfaceFrequency (%f,%d,%d)\n",cgen_freq_MHz,interpolation,decimation);
exit(-1);
}
// Run calibration procedure
float txrx_calibrationBandwidth_MHz = 5;
opStatus = lmsControl.CalibrateTx(txrx_calibrationBandwidth_MHz);
opStatus = s->lmsControl.CalibrateTx(txrx_calibrationBandwidth_MHz);
if (opStatus != LIBLMS7_SUCCESS){
printf("TX Calibration failed\n");
exit(-1);
}
opStatus = lmsControl.CalibrateRx(txrx_calibrationBandwidth_MHz);
opStatus = s->lmsControl.CalibrateRx(txrx_calibrationBandwidth_MHz);
if (opStatus != LIBLMS7_SUCCESS){
printf("RX Calibration failed\n");
exit(-1);
}
s->lmsStream = new LMS_StreamBoard(&s->Port);
LMS_StreamBoard::Status opStreamStatus;
// this will configure that sampling rate at output of FPGA
// LMS_StreamBoard::ConfigurePLL(&s->Port,openair0_cfg[0].sample_rate,openair0_cfg[0].sample_rate,90);
opStreamStatus = s->lmsStream->ConfigurePLL(&s->Port,openair0_cfg[0].sample_rate,openair0_cfg[0].sample_rate,90);
if (opStatus != LIBLMS7_SUCCESS){
printf("Sample rate programming failed\n");
exit(-1);
}
/*
::uhd::gain_range_t gain_range = s->usrp->get_rx_gain_range(i);
// limit to maximum gain