Front Haul Interface Library first seed code contribution
[o-du/phy.git] / fhi_lib / app / lls-cu / sample-lls-cu.c
diff --git a/fhi_lib/app/lls-cu/sample-lls-cu.c b/fhi_lib/app/lls-cu/sample-lls-cu.c
new file mode 100644 (file)
index 0000000..31ffb4b
--- /dev/null
@@ -0,0 +1,1165 @@
+/******************************************************************************
+*
+*   Copyright (c) 2019 Intel.
+*
+*   Licensed under the Apache License, Version 2.0 (the "License");
+*   you may not use this file except in compliance with the License.
+*   You may obtain a copy of the License at
+*
+*       http://www.apache.org/licenses/LICENSE-2.0
+*
+*   Unless required by applicable law or agreed to in writing, software
+*   distributed under the License is distributed on an "AS IS" BASIS,
+*   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+*   See the License for the specific language governing permissions and
+*   limitations under the License.
+*
+*******************************************************************************/
+
+#define _GNU_SOURCE
+#include <unistd.h>
+#include <sys/syscall.h>
+#include <sched.h>
+#include <assert.h>
+#include <err.h>
+#include <libgen.h>
+#include <sys/time.h>
+#include <time.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <pthread.h>
+
+#include "common.h"
+#include "config.h"
+
+#ifndef MLOG_ENABLED
+#include "../../lib/src/mlog_lnx_xRAN.h"
+#else
+#include "mlog_lnx.h"
+#endif
+
+
+#include "xran_fh_lls_cu.h"
+//#include "xran_pkt.h"
+//#include "xran_up_api.h"
+#include "xran_cp_api.h"
+#include "xran_sync_api.h"
+#include "xran_mlog_task_id.h"
+
+#define SW_FPGA_TOTAL_BUFFER_LEN 4*1024*1024*1024
+#define SW_FPGA_SEGMENT_BUFFER_LEN 1*1024*1024*1024
+#define SW_FPGA_FH_TOTAL_BUFFER_LEN 1*1024*1024*1024
+#define FPGA_TO_SW_PRACH_RX_BUFFER_LEN   (8192)
+
+#define NSEC_PER_SEC 1000000000
+
+#define MAX_PKT_BURST (448+4) // 4x14x8
+#define N_MAX_BUFFER_SEGMENT MAX_PKT_BURST
+
+#define MAIN_PRIORITY 98
+#define NUM_OF_SUBFRAME_PER_FRAME (10)
+
+enum app_state state;
+
+uint64_t  tick_per_usec;
+static volatile uint64_t timer_last_irq_tick = 0;
+static uint64_t tsc_resolution_hz = 0;
+
+RuntimeConfig startupConfiguration = {0};
+
+//FH FPGA buffer
+uint32_t    nFpgaToSW_FTH_RxBufferLen;
+uint32_t    nFpgaToSW_PRACH_RxBufferLen;
+uint32_t    nSW_ToFpga_FTH_TxBufferLen;
+
+static XRANFHINIT xranInit;
+void * xranHandle = NULL;
+
+XRANFHCONFIG  xranConf;
+PXRANFHCONFIG pXranConf = NULL;
+
+typedef struct
+{
+    uint32_t phaseFlag   :1;
+    uint32_t NRARFCN     :22;
+    uint32_t SULFreShift :1;
+    uint32_t SULFlag     :1;
+    uint32_t rsv         :7;
+}FPGAPhaseCompCfg;
+
+typedef struct XranLibConfig
+{
+    uint32_t nDriverCoreId;
+    uint32_t nTimingAdvance;
+    uint32_t nFhConfig;
+    uint32_t nFhBufIntFlag;
+    uint32_t nSectorNum;
+    uint32_t nNrOfSlotInSf;
+    uint32_t nNrofSfInFrame;
+    void *   pFthInstanceHandles;
+}XranLibConfigStruct;
+typedef enum {
+    XRANFTHTX_OUT = 0,
+    XRANFTHRX_IN,
+    XRANFTHRACH_IN,
+    MAX_SW_XRAN_INTERFACE_NUM
+}SWXRANInterfaceTypeEnum;
+
+/*
+ * manage one cell's all Ethernet frames for one DL or UL LTE subframe
+ */
+typedef struct {
+    /* -1-this subframe is not used in current frame format
+         0-this subframe can be transmitted, i.e., data is ready
+          1-this subframe is waiting transmission, i.e., data is not ready
+         10 - DL transmission missing deadline. When FE needs this subframe data but bValid is still 1,
+        set bValid to 10.
+    */
+    int32_t bValid ; // when UL rx, it is subframe index.
+    int32_t nSegToBeGen;
+    int32_t nSegGenerated; // how many date segment are generated by DL LTE processing or received from FE
+                       // -1 means that DL packet to be transmitted is not ready in BS
+    int32_t nSegTransferred; // number of data segments has been transmitted or received
+    struct rte_mbuf *pData[N_MAX_BUFFER_SEGMENT]; // point to DPDK allocated memory pool
+    XRANBufferListStruct sBufferList;
+} BbuIoBufCtrlStruct;
+
+typedef struct  {
+    uint64_t nCoreMask;
+    int16_t cpuSocketId;
+    uint8_t nDriverCoreId;
+    uint8_t nFHCoreId;
+
+    struct rte_mempool *bbuio_buf_pool;
+
+    /* io struct */
+    BbuIoBufCtrlStruct sFrontHaulTxBbuIoBufCtrl[XRAN_N_FE_BUF_LEN][XRAN_MAX_SECTOR_NR][XRAN_MAX_ANTENNA_NR];
+    BbuIoBufCtrlStruct sFrontHaulRxBbuIoBufCtrl[XRAN_N_FE_BUF_LEN][XRAN_MAX_SECTOR_NR][XRAN_MAX_ANTENNA_NR];
+    BbuIoBufCtrlStruct sFHPrachRxBbuIoBufCtrl[XRAN_N_FE_BUF_LEN][XRAN_MAX_SECTOR_NR][XRAN_MAX_ANTENNA_NR];
+
+    /* buffers lists */
+    XRANFlatBufferStruct sFrontHaulTxBuffers[XRAN_N_FE_BUF_LEN][XRAN_MAX_SECTOR_NR][XRAN_MAX_ANTENNA_NR][XRAN_NUM_OF_SYMBOL_PER_SLOT];
+    XRANFlatBufferStruct sFrontHaulRxBuffers[XRAN_N_FE_BUF_LEN][XRAN_MAX_SECTOR_NR][XRAN_MAX_ANTENNA_NR][XRAN_NUM_OF_SYMBOL_PER_SLOT];
+    XRANFlatBufferStruct sFHPrachRxBuffers[XRAN_N_FE_BUF_LEN][XRAN_MAX_SECTOR_NR][XRAN_MAX_ANTENNA_NR][XRAN_NUM_OF_SYMBOL_PER_SLOT];
+
+    void*    nInstanceHandle[XRAN_PORTS_NUM][XRAN_MAX_SECTOR_NR]; // instance per sector
+    uint32_t nBufPoolIndex[XRAN_MAX_SECTOR_NR][MAX_SW_XRAN_INTERFACE_NUM];   // every api owns unique buffer pool
+    uint16_t nInstanceNum;
+
+    /*subframe type for this TTI:
+        0: DL control + DL data
+        1: DL control + DL data + UL control
+        2: DL control + UL data
+        3: DL control + UL data + UL control
+    */
+    uint8_t nSubframeType;
+
+    uint64_t nTscTiming[XRAN_N_FE_BUF_LEN]; // records the TSC when a timing packet is received.
+} BbuXranIoIfStruct;
+
+static BbuXranIoIfStruct    gsXranIoIf;
+static XranLibConfigStruct *gpXranLibConfig = NULL;
+
+#define CPU_HZ tick_per_usec //us
+
+/* Application User space functions */
+void xran_fh_rx_callback(void *pCallbackTag, int32_t status);
+void xran_fh_rx_prach_callback(void *pCallbackTag, int32_t status);
+
+static BbuXranIoIfStruct *xran_get_ctx(void)
+{
+    return &gsXranIoIf;
+}
+
+static void print_menu()
+{
+    puts("+---------------------------------------+");
+    puts("| Press 1 to start 5G NR XRAN traffic   |");
+    puts("| Press 2 reserved for future use       |");
+    puts("| Press 3 to quit                       |");
+    puts("+---------------------------------------+");
+}
+
+void xran_fh_rx_callback(void *pCallbackTag, XranStatusInt32 status)
+{
+    uint64_t t1 = MLogTick();
+    uint32_t mlogVar[10];
+    uint32_t mlogVarCnt = 0;
+
+    mlogVar[mlogVarCnt++] = 0xCCCCCCCC;
+    mlogVar[mlogVarCnt++] = status >> 16; /* tti */
+    mlogVar[mlogVarCnt++] = status & 0xFF; /* sym */
+    MLogAddVariables(mlogVarCnt, mlogVar, MLogTick());
+    rte_pause();
+
+    MLogTask(PID_GNB_SYM_CB, t1, MLogTick());
+    return;
+}
+
+void xran_fh_rx_prach_callback(void *pCallbackTag, XranStatusInt32 status)
+{
+    uint64_t t1 = MLogTick();
+    rte_pause();
+    MLogTask(PID_GNB_PRACH_CB, t1, MLogTick());
+}
+
+//-------------------------------------------------------------------------------------------
+/** @ingroup group_nbiot_source_auxlib_timer
+ *
+ *  @param   void
+ *
+ *  @return  Ticks
+ *
+ *  @description
+ *  This function reads the rtdsc clock and returns the current value in there.
+ *
+**/
+//-------------------------------------------------------------------------------------------
+unsigned long timer_get_ticks(void)
+{
+    unsigned long ret;
+    union
+    {
+        unsigned long tsc_64;
+        struct
+        {
+            uint32_t lo_32;
+            uint32_t hi_32;
+        };
+    } tsc;
+
+    __asm volatile("rdtsc" :
+             "=a" (tsc.lo_32),
+             "=d" (tsc.hi_32));
+
+     ret = ((unsigned long)tsc.tsc_64);
+     return ret;
+}
+
+//-------------------------------------------------------------------------------------------
+/** @ingroup group_lte_source_auxlib_timer
+ *
+ *  @param   void
+ *
+ *  @return  0 if SUCCESS
+ *
+ *  @description
+ *  This function gets the clock speed of the core and figures out number of ticks per usec.
+ *  It is used by l1app and testmac applications to initialize the mlog utility
+ *
+**/
+//-------------------------------------------------------------------------------------------
+int timer_set_tsc_freq_from_clock(void)
+{
+#define NS_PER_SEC 1E9
+    struct timespec sleeptime = {.tv_nsec = 5E8 }; /* 1/2 second */
+    struct timespec t_start, t_end;
+    uint64_t tsc_resolution_hz = 0;
+
+    if (clock_gettime(CLOCK_MONOTONIC_RAW, &t_start) == 0)
+    {
+        unsigned long ns, end, start = timer_get_ticks();
+        nanosleep(&sleeptime,NULL);
+        clock_gettime(CLOCK_MONOTONIC_RAW, &t_end);
+        end = timer_get_ticks();
+        ns = ((t_end.tv_sec - t_start.tv_sec) * NS_PER_SEC);
+        ns += (t_end.tv_nsec - t_start.tv_nsec);
+
+        double secs = (double)ns/NS_PER_SEC;
+        tsc_resolution_hz = (unsigned long)((end - start)/secs);
+
+        tick_per_usec = (tsc_resolution_hz / 1000000);
+        printf("System clock (rdtsc) resolution %lu [Hz]\n", tsc_resolution_hz);
+        printf("Ticks per us %lu\n", tick_per_usec);
+        return 0;
+    }
+
+    return -1;
+}
+
+int physide_dl_tti_call_back(void * param)
+{
+    uint64_t t1 = MLogTick();
+    rte_pause();
+    MLogTask(PID_GNB_PROC_TIMING, t1, MLogTick());
+    return 0;
+}
+
+int physide_ul_half_slot_call_back(void * param)
+{
+    uint64_t t1 = MLogTick();
+    rte_pause();
+    MLogTask(PID_GNB_PROC_TIMING, t1, MLogTick());
+    return 0;
+}
+
+int physide_ul_full_slot_call_back(void * param)
+{
+    uint64_t t1 = MLogTick();
+    rte_pause();
+    MLogTask(PID_GNB_PROC_TIMING, t1, MLogTick());
+    return 0;
+}
+
+int32_t init_xran(void)
+{
+    BbuXranIoIfStruct *psBbuIo = xran_get_ctx();
+    XranStatusInt32 status;
+    int32_t nSectorIndex[XRAN_MAX_SECTOR_NR];
+    int32_t nSectorNum;
+    int32_t i, j, k, z;
+
+    void *ptr;
+    uint32_t *u32dptr;
+    uint16_t *u16dptr;
+    uint8_t  *u8dptr;
+
+    SWXRANInterfaceTypeEnum eInterfaceType;
+
+    XranLibConfigStruct  *ptrLibConfig;
+
+    XRANBufferListStruct *pFthTxBuffer[XRAN_MAX_SECTOR_NR][XRAN_MAX_ANTENNA_NR][XRAN_N_FE_BUF_LEN];
+    XRANBufferListStruct *pFthRxBuffer[XRAN_MAX_SECTOR_NR][XRAN_MAX_ANTENNA_NR][XRAN_N_FE_BUF_LEN];
+    XRANBufferListStruct *pFthRxRachBuffer[XRAN_MAX_SECTOR_NR][XRAN_MAX_ANTENNA_NR][XRAN_N_FE_BUF_LEN];
+
+    FPGAPhaseCompCfg *pPhaseCompDl = NULL;
+    FPGAPhaseCompCfg *pPhaseCompUl = NULL;
+    uint32_t nPhaseCompDl,nPhaseCompUl;
+
+
+#if 0
+    printf("init_xran: nFpgaProbe[%d] nSecNum[%d] nUENum[%d] nTimeAdvance[%d] nEthPorts[%d] nPhaseCompFlag[%d]\n",
+        psFPGAInitPara->nFpgaProbe, psFPGAInitPara->nSecNum, psFPGAInitPara->nUENum, psFPGAInitPara->nTimeAdvance, psFPGAInitPara->nEthPorts, psFPGAInitPara->nPhaseCompFlag);
+    for (i = 0; i < nSectorNum; i ++)
+    {
+        printf("           [%d]: nDlArfcn[%d] nUlArfcn[%d]\n", i, psFPGAInitPara->nDlArfcn[i], psFPGAInitPara->nUlArfcn[i]);
+    }
+#endif
+    for (nSectorNum = 0; nSectorNum < XRAN_MAX_SECTOR_NR; nSectorNum++)
+    {
+        nSectorIndex[nSectorNum] = nSectorNum;
+    }
+
+    nSectorNum = numCCPorts;
+    printf ("XRAN front haul xran_mm_init \n");
+    status = xran_mm_init (xranHandle, (uint64_t) SW_FPGA_FH_TOTAL_BUFFER_LEN, SW_FPGA_SEGMENT_BUFFER_LEN);
+    if (status != XRAN_STATUS_SUCCESS)
+    {
+        printf ("Failed at XRAN front haul xran_mm_init \n");
+        exit(-1);
+    }
+
+    psBbuIo->nInstanceNum = numCCPorts;
+
+    for (k = 0; k < XRAN_PORTS_NUM; k++) {
+        status = xran_sector_get_instances (xranHandle, psBbuIo->nInstanceNum,psBbuIo->nInstanceHandle[k]);
+        if (status != XRAN_STATUS_SUCCESS)
+        {
+            printf ("get sector instance failed %d for XRAN nInstanceNum %d\n",k, psBbuIo->nInstanceNum);
+            exit(-1);
+        }
+    }
+
+    printf("Sucess xran_mm_init \n");
+    gpXranLibConfig = (XranLibConfigStruct*)malloc(sizeof(XranLibConfigStruct));
+    ptrLibConfig = gpXranLibConfig;
+    if (ptrLibConfig)
+    {
+        #if 0
+        ptrLibConfig->nDriverCoreId =  psBbuIo->nDriverCoreId;
+        ptrLibConfig->pFecInstanceHandles = &(psBbuIo->nInstanceHandle[FPGA_FEC][0]);
+        ptrLibConfig->pFthInstanceHandles = &(psBbuIo->nInstanceHandle[FPGA_FRONTHAUL][0]);
+        ptrLibConfig->nTimingAdvance = psFPGAInitPara->nTimeAdvance;
+        ptrLibConfig->nFhConfig = psFPGAInitPara->nEthPorts;
+        ptrLibConfig->nFhBufIntFlag = 0; //need init fronthaul buffer, then set to 1.
+        ptrLibConfig->nNrofSfInFrame = NUM_OF_SUBFRAME_PER_FRAME;
+        ptrLibConfig->nNrOfSlotInSf = pConfigParams->nNumOfSlotPerSubframe;
+        if (pConfigParams->nNumerology < 3)
+        {
+            ptrLibConfig->nSectorNum = psFPGAInitPara->nSecNum;
+        }
+        #endif
+    }
+    else
+    {
+        printf ("could not allocate ptrLibConfig in init_xran\n");
+        exit(-1);
+    }
+
+    printf("nSectorNum %d\n", nSectorNum);
+
+    /* Init Memory */
+    for(i = 0; i<nSectorNum; i++)
+    {
+        eInterfaceType = XRANFTHTX_OUT;
+        status = xran_bm_init(xranHandle, &psBbuIo->nBufPoolIndex[nSectorIndex[i]][eInterfaceType],
+            XRAN_N_FE_BUF_LEN*XRAN_MAX_ANTENNA_NR*XRAN_NUM_OF_SYMBOL_PER_SLOT, nSW_ToFpga_FTH_TxBufferLen);
+        if(XRAN_STATUS_SUCCESS != status)
+        {
+            printf("Failed at  xran_bm_init , status %d\n", status);
+            iAssert(status == XRAN_STATUS_SUCCESS);
+        }
+        for(j = 0; j < XRAN_N_FE_BUF_LEN; j++)
+        {
+            for(z = 0; z < XRAN_MAX_ANTENNA_NR; z++){
+                psBbuIo->sFrontHaulTxBbuIoBufCtrl[j][i][z].bValid = 0;
+                psBbuIo->sFrontHaulTxBbuIoBufCtrl[j][i][z].nSegGenerated = -1;
+                psBbuIo->sFrontHaulTxBbuIoBufCtrl[j][i][z].nSegToBeGen = -1;
+                psBbuIo->sFrontHaulTxBbuIoBufCtrl[j][i][z].nSegTransferred = 0;
+                psBbuIo->sFrontHaulTxBbuIoBufCtrl[j][i][z].sBufferList.nNumBuffers = XRAN_NUM_OF_SYMBOL_PER_SLOT;
+                psBbuIo->sFrontHaulTxBbuIoBufCtrl[j][i][z].sBufferList.pBuffers = &psBbuIo->sFrontHaulTxBuffers[j][i][z][0];
+
+                for(k = 0; k < XRAN_NUM_OF_SYMBOL_PER_SLOT; k++)
+                {
+                    psBbuIo->sFrontHaulTxBbuIoBufCtrl[j][i][z].sBufferList.pBuffers[k].nElementLenInBytes = nSW_ToFpga_FTH_TxBufferLen; // 14 symbols 3200bytes/symbol
+                    psBbuIo->sFrontHaulTxBbuIoBufCtrl[j][i][z].sBufferList.pBuffers[k].nNumberOfElements = 1;
+                    psBbuIo->sFrontHaulTxBbuIoBufCtrl[j][i][z].sBufferList.pBuffers[k].nOffsetInBytes = 0;
+                    status = xran_bm_allocate_buffer(xranHandle,psBbuIo->nBufPoolIndex[nSectorIndex[i]][eInterfaceType],&ptr);
+                    if(XRAN_STATUS_SUCCESS != status)
+                    {
+                        printf("Failed at  xran_bm_allocate_buffer , status %d\n",status);
+                        iAssert(status == XRAN_STATUS_SUCCESS);
+                    }
+                    psBbuIo->sFrontHaulTxBbuIoBufCtrl[j][i][z].sBufferList.pBuffers[k].pData = (uint8_t *)ptr;
+
+                    if(ptr){
+                        u32dptr = (uint32_t*)(ptr);
+                        uint8_t *ptr_temp = (uint8_t *)ptr;
+                        memset(u32dptr, 0xCC, nSW_ToFpga_FTH_TxBufferLen);
+                        ptr_temp[0] = j; // TTI
+                        ptr_temp[1] = i; // Sec
+                        ptr_temp[2] = z; // Ant
+                        ptr_temp[3] = k; // sym
+                    }
+                }
+            }
+        }
+    }
+
+    for(i = 0; i<nSectorNum; i++)
+    {
+        eInterfaceType = XRANFTHRX_IN;
+        status = xran_bm_init(xranHandle, &psBbuIo->nBufPoolIndex[nSectorIndex[i]][eInterfaceType], XRAN_N_FE_BUF_LEN*XRAN_MAX_ANTENNA_NR*XRAN_NUM_OF_SYMBOL_PER_SLOT, nSW_ToFpga_FTH_TxBufferLen);
+        if(XRAN_STATUS_SUCCESS != status)
+        {
+            printf("Failed at xran_bm_init, status %d\n", status);
+            iAssert(status == XRAN_STATUS_SUCCESS);
+        }
+
+        for(j = 0;j < XRAN_N_FE_BUF_LEN; j++)
+        {
+            for(z = 0; z < XRAN_MAX_ANTENNA_NR; z++){
+                psBbuIo->sFrontHaulRxBbuIoBufCtrl[j][i][z].bValid = 0;
+                psBbuIo->sFrontHaulRxBbuIoBufCtrl[j][i][z].nSegGenerated = -1;
+                psBbuIo->sFrontHaulRxBbuIoBufCtrl[j][i][z].nSegToBeGen = -1;
+                psBbuIo->sFrontHaulRxBbuIoBufCtrl[j][i][z].nSegTransferred = 0;
+                psBbuIo->sFrontHaulRxBbuIoBufCtrl[j][i][z].sBufferList.nNumBuffers = XRAN_NUM_OF_SYMBOL_PER_SLOT;
+                psBbuIo->sFrontHaulRxBbuIoBufCtrl[j][i][z].sBufferList.pBuffers = &psBbuIo->sFrontHaulRxBuffers[j][i][z][0];
+                for(k = 0; k< XRAN_NUM_OF_SYMBOL_PER_SLOT; k++)
+                {
+                    psBbuIo->sFrontHaulRxBbuIoBufCtrl[j][i][z].sBufferList.pBuffers[k].nElementLenInBytes = nFpgaToSW_FTH_RxBufferLen; // 1 symbols 3200bytes
+                    psBbuIo->sFrontHaulRxBbuIoBufCtrl[j][i][z].sBufferList.pBuffers[k].nNumberOfElements = 1;
+                    psBbuIo->sFrontHaulRxBbuIoBufCtrl[j][i][z].sBufferList.pBuffers[k].nOffsetInBytes = 0;
+                    status = xran_bm_allocate_buffer(xranHandle,psBbuIo->nBufPoolIndex[nSectorIndex[i]][eInterfaceType],&ptr);
+                    if(XRAN_STATUS_SUCCESS != status)
+                    {
+                        printf("Failed at  cpa_bb_bm_allocate_buffer , status %d\n",status);
+                        iAssert(status == XRAN_STATUS_SUCCESS);
+                    }
+                    psBbuIo->sFrontHaulRxBbuIoBufCtrl[j][i][z].sBufferList.pBuffers[k].pData = (uint8_t *)ptr;
+                    if(ptr){
+                        u32dptr = (uint32_t*)(ptr);
+                        uint8_t *ptr_temp = (uint8_t *)ptr;
+                        memset(u32dptr, 0xCC, nFpgaToSW_FTH_RxBufferLen);
+                        ptr_temp[0] = j; // TTI
+                        ptr_temp[1] = i; // Sec
+                        ptr_temp[2] = z; // Ant
+                        ptr_temp[3] = k; // sym
+                    }
+                }
+            }
+        }
+    }
+
+    // add prach rx buffer
+    for(i = 0; i<nSectorNum; i++)
+    {
+        eInterfaceType = XRANFTHRACH_IN;
+        status =xran_bm_init(xranHandle,&psBbuIo->nBufPoolIndex[nSectorIndex[i]][eInterfaceType],XRAN_N_FE_BUF_LEN*XRAN_MAX_ANTENNA_NR*XRAN_NUM_OF_SYMBOL_PER_SLOT, FPGA_TO_SW_PRACH_RX_BUFFER_LEN);
+        if(XRAN_STATUS_SUCCESS != status)
+        {
+            printf("Failed at xran_bm_init, status %d\n", status);
+            iAssert(status == XRAN_STATUS_SUCCESS);
+        }
+        for(j = 0;j < XRAN_N_FE_BUF_LEN; j++)
+        {
+            for(z = 0; z < XRAN_MAX_ANTENNA_NR; z++){
+                psBbuIo->sFHPrachRxBbuIoBufCtrl[j][i][z].bValid = 0;
+                psBbuIo->sFHPrachRxBbuIoBufCtrl[j][i][z].nSegGenerated = -1;
+                psBbuIo->sFHPrachRxBbuIoBufCtrl[j][i][z].nSegToBeGen = -1;
+                psBbuIo->sFHPrachRxBbuIoBufCtrl[j][i][z].nSegTransferred = 0;
+                psBbuIo->sFHPrachRxBbuIoBufCtrl[j][i][z].sBufferList.nNumBuffers = XRAN_MAX_ANTENNA_NR; // ant number.
+                psBbuIo->sFHPrachRxBbuIoBufCtrl[j][i][z].sBufferList.pBuffers = &psBbuIo->sFHPrachRxBuffers[j][i][z][0];
+                //for(k = 0; k< XRAN_NUM_OF_SYMBOL_PER_SLOT; k++)
+                k = 0; // one PRACH buffer per antenna per slot
+                {
+                    psBbuIo->sFHPrachRxBbuIoBufCtrl[j][i][z].sBufferList.pBuffers[k].nElementLenInBytes = FPGA_TO_SW_PRACH_RX_BUFFER_LEN;
+                    psBbuIo->sFHPrachRxBbuIoBufCtrl[j][i][z].sBufferList.pBuffers[k].nNumberOfElements = 1;
+                    psBbuIo->sFHPrachRxBbuIoBufCtrl[j][i][z].sBufferList.pBuffers[k].nOffsetInBytes = 0;
+                    status = xran_bm_allocate_buffer(xranHandle,psBbuIo->nBufPoolIndex[nSectorIndex[i]][eInterfaceType],&ptr);
+                    if(XRAN_STATUS_SUCCESS != status)
+                    {
+                        printf("Failed at  xran_bm_allocate_buffer, status %d\n",status);
+                        iAssert(status == XRAN_STATUS_SUCCESS);
+                    }
+                    psBbuIo->sFHPrachRxBbuIoBufCtrl[j][i][z].sBufferList.pBuffers[k].pData = (uint8_t *)ptr;
+                    if(ptr){
+                        u32dptr = (uint32_t*)(ptr);
+                        memset(u32dptr, 0xCC, FPGA_TO_SW_PRACH_RX_BUFFER_LEN);
+                    }
+                }
+            }
+        }
+    }
+
+    for(i=0; i<nSectorNum; i++)
+    {
+        for(j=0; j<XRAN_N_FE_BUF_LEN; j++)
+        {
+            for(z = 0; z < XRAN_MAX_ANTENNA_NR; z++){
+                pFthTxBuffer[i][z][j]     = &(psBbuIo->sFrontHaulTxBbuIoBufCtrl[j][i][z].sBufferList);
+                pFthRxBuffer[i][z][j]     = &(psBbuIo->sFrontHaulRxBbuIoBufCtrl[j][i][z].sBufferList);
+                pFthRxRachBuffer[i][z][j] = &(psBbuIo->sFHPrachRxBbuIoBufCtrl[j][i][z].sBufferList);
+            }
+        }
+    }
+
+    if(NULL != psBbuIo->nInstanceHandle[0])
+    {
+        for (i = 0; i<nSectorNum; i++)
+        {
+            xran_5g_fronthault_config (psBbuIo->nInstanceHandle[0][i],
+                pFthTxBuffer[i],
+                pFthRxBuffer[i],
+                xran_fh_rx_callback,  &pFthRxBuffer[i][0]);
+        }
+
+        // add prach callback here
+        for (i = 0; i<nSectorNum; i++)
+        {
+            xran_5g_prach_req(psBbuIo->nInstanceHandle[0][i], pFthRxRachBuffer[i],
+                xran_fh_rx_prach_callback,&pFthRxRachBuffer[i][0]);
+        }
+        ptrLibConfig->nFhBufIntFlag = 1;
+    }
+
+    /*config phase compensation*/
+    /* TODO: add phase compensation handling */
+    for(i=0; i<nSectorNum; i++)
+    {
+        pPhaseCompDl = (FPGAPhaseCompCfg *)(&nPhaseCompDl);
+        pPhaseCompDl->NRARFCN = 0;//psFPGAInitPara->nDlArfcn[i];
+        pPhaseCompDl->phaseFlag = 0;//psFPGAInitPara->nPhaseCompFlag;
+        pPhaseCompDl->SULFlag = 0;
+        pPhaseCompDl->SULFreShift = 0;
+        pPhaseCompDl->rsv = 0;
+
+        pPhaseCompUl = (FPGAPhaseCompCfg *)(&nPhaseCompUl);
+        pPhaseCompUl->NRARFCN =  0;//psFPGAInitPara->nUlArfcn[i];
+        pPhaseCompUl->phaseFlag = 0;// psFPGAInitPara->nPhaseCompFlag;
+        pPhaseCompUl->SULFlag = 0;
+        pPhaseCompUl->SULFreShift = 0;
+        pPhaseCompUl->rsv = 0;
+
+        xran_5g_pre_compenstor_cfg(psBbuIo->nInstanceHandle[0][i],nPhaseCompDl,nPhaseCompUl,i);
+
+        printf("@@@ NB cell %d DL NR-ARFCN  %d,DL phase comp flag %d UL NR-ARFCN  %d,UL phase comp flag %d \n",
+            i,pPhaseCompDl->NRARFCN,pPhaseCompDl->phaseFlag,
+            pPhaseCompUl->NRARFCN,pPhaseCompUl->phaseFlag);
+    }
+    return status;
+}
+
+int init_xran_iq_content(void)
+{
+    BbuXranIoIfStruct *psBbuIo = xran_get_ctx();
+    XranStatusInt32 status;
+    int32_t nSectorIndex[XRAN_MAX_SECTOR_NR];
+    int32_t nSectorNum;
+    int32_t cc_id, ant_id, sym_id, tti;
+    int32_t flowId;
+
+    uint8_t    frame_id    = 0;
+    uint8_t    subframe_id = 0;
+    uint8_t    slot_id     = 0;
+    uint8_t    sym         = 0;
+
+    void *ptr;
+    uint32_t *u32dptr;
+    uint16_t *u16dptr;
+    uint8_t  *u8dptr;
+
+    char        *pos = NULL;
+
+    for (nSectorNum = 0; nSectorNum < XRAN_MAX_SECTOR_NR; nSectorNum++)
+    {
+        nSectorIndex[nSectorNum] = nSectorNum;
+    }
+    nSectorNum = numCCPorts;
+    printf ("init_xran_iq_content\n");
+
+    /* Init Memory */
+    for(cc_id = 0; cc_id <nSectorNum; cc_id++)
+    {
+        for(tti  = 0; tti  < XRAN_N_FE_BUF_LEN; tti ++) {
+            for(ant_id = 0; ant_id < XRAN_MAX_ANTENNA_NR; ant_id++){
+                for(sym_id = 0; sym_id < XRAN_NUM_OF_SYMBOL_PER_SLOT; sym_id++) {
+                    flowId = nSectorNum * ant_id + cc_id;
+
+                    if(p_tx_play_buffer[flowId]){
+                        /* (0-79 slots) 10ms of IQs */
+                        pos =  ((char*)p_tx_play_buffer[flowId]) + tx_play_buffer_position[flowId];
+
+                        ptr = psBbuIo->sFrontHaulTxBbuIoBufCtrl[tti][cc_id][ant_id].sBufferList.pBuffers[sym_id].pData;
+
+                        if(ptr){
+                            u32dptr = (uint32_t*)(ptr);
+                            rte_memcpy(u32dptr, pos, PDSCH_PAYLOAD_SIZE);
+#ifdef DEBUG_XRAN_BUFFERS
+                            uint8_t *ptr_temp = (uint8_t *)ptr;
+                                ptr_temp[0] = tti; // TTI
+                                ptr_temp[1] = cc_id; // Sec
+                                ptr_temp[2] = ant_id; // Ant
+                                ptr_temp[3] = sym_id; // sym
+#endif
+                        }else
+                            printf("ptr ==NULL\n");
+
+                        tx_play_buffer_position[flowId] += PDSCH_PAYLOAD_SIZE;
+
+                        if(tx_play_buffer_position[flowId] >= tx_play_buffer_size[flowId])
+                            tx_play_buffer_position[flowId] = 0;
+                    } else {
+                        //printf("flowId %d\n", flowId);
+                    }
+                }
+            }
+        }
+
+    }
+
+    return 0;
+}
+
+void stop_xran(void)
+{
+    XranStatusInt32 status = 0;
+    SWXRANInterfaceTypeEnum eInterfaceType;
+
+    free(gpXranLibConfig);
+    gpXranLibConfig = NULL;
+
+    status += xran_mm_destroy(xranHandle)*2;
+
+    if(XRAN_STATUS_SUCCESS != status)
+    {
+        printf("Failed at  xran_mm_destroy, status %d\n",status);
+        iAssert(status == XRAN_STATUS_SUCCESS);
+    }
+}
+
+int32_t get_xran_sfidx(uint8_t nNrOfSlotInSf)
+{
+    int32_t nSfIdx = -1;
+    uint32_t nFrameIdx;
+    uint32_t nSubframeIdx;
+    uint32_t nSlotIdx;
+    uint64_t nSecond;
+
+    uint32_t nXranTime  = xran_get_slot_idx(&nFrameIdx, &nSubframeIdx, &nSlotIdx, &nSecond);
+    nSfIdx = nFrameIdx*NUM_OF_SUBFRAME_PER_FRAME*nNrOfSlotInSf
+        + nSubframeIdx*nNrOfSlotInSf
+        + nSlotIdx;
+#if 0
+    printf("\nxranTime is %d, return is %d, radio frame is %d, subframe is %d slot is %d tsc is %llu us",
+        nXranTime,
+        nSfIdx,
+        nFrameIdx,
+        nSubframeIdx,
+        nSlotIdx,
+        __rdtsc()/CPU_HZ);
+#endif
+
+    return nSfIdx;
+}
+
+int get_xran_iq_content(void)
+{
+    BbuXranIoIfStruct *psBbuIo = xran_get_ctx();
+    XranStatusInt32 status;
+    int32_t nSectorIndex[XRAN_MAX_SECTOR_NR];
+    int32_t nSectorNum;
+    int32_t cc_id, ant_id, sym_id, tti;
+    int32_t flowId;
+
+    uint8_t    frame_id    = 0;
+    uint8_t    subframe_id = 0;
+    uint8_t    slot_id     = 0;
+    uint8_t    sym         = 0;
+
+    void *ptr;
+    uint32_t *u32dptr;
+    uint16_t *u16dptr;
+    uint8_t  *u8dptr;
+
+    char        *pos = NULL;
+
+    for (nSectorNum = 0; nSectorNum < XRAN_MAX_SECTOR_NR; nSectorNum++)
+    {
+        nSectorIndex[nSectorNum] = nSectorNum;
+    }
+    nSectorNum = numCCPorts;
+    printf ("get_xran_iq_content\n");
+
+    /* Init Memory */
+    for(cc_id = 0; cc_id <nSectorNum; cc_id++)
+    {
+        for(tti  = 0; tti  < XRAN_N_FE_BUF_LEN; tti++) {
+            for(ant_id = 0; ant_id < XRAN_MAX_ANTENNA_NR; ant_id++){
+                for(sym_id = 0; sym_id < XRAN_NUM_OF_SYMBOL_PER_SLOT; sym_id++) {
+                    flowId = nSectorNum * ant_id + cc_id;
+                    if(p_rx_log_buffer[flowId]){
+                        /* (0-79 slots) 10ms of IQs */
+                        pos =  ((char*)p_rx_log_buffer[flowId]) + rx_log_buffer_position[flowId];
+                        ptr = psBbuIo->sFrontHaulRxBbuIoBufCtrl[tti][cc_id][ant_id].sBufferList.pBuffers[sym_id].pData;
+                        if(ptr){
+                            u32dptr = (uint32_t*)(ptr);
+                            rte_memcpy(pos, u32dptr, PDSCH_PAYLOAD_SIZE);
+#ifdef DEBUG_XRAN_BUFFERS
+                            if (pos[0] != tti||
+                                pos[1] != cc_id  ||
+                                pos[2] != ant_id ||
+                                pos[3] != sym_id){
+                                    printf("[flowId %d] %d %d %d %d\n", flowId, pos[0], pos[1], pos[2], pos[3]);
+                            }
+#endif
+                        }else
+                            printf("ptr ==NULL\n");
+
+                        rx_log_buffer_position[flowId] += PDSCH_PAYLOAD_SIZE;
+
+                        if(rx_log_buffer_position[flowId] >= rx_log_buffer_size[flowId])
+                            rx_log_buffer_position[flowId] = 0;
+                    } else {
+                        //printf("flowId %d\n", flowId);
+                    }
+                }
+            }
+        }
+    }
+
+    return 0;
+}
+
+int main(int argc, char *argv[])
+{
+    int i;
+    int j;
+    int  lcore_id = 0;
+    char filename[64];
+
+    if (argc == 3)
+        errx(2, "Need two argument - the PCI address of the network port");
+
+    if (xran_is_synchronized() != 0)
+        printf("Machine is not synchronized using PTP!\n");
+    else
+        printf("Machine is synchronized using PTP!\n");
+
+    memset(&startupConfiguration, 0, sizeof(RuntimeConfig));
+
+    if (parseConfigFile(argv[1], &startupConfiguration) != 0) {
+        printf("Configuration file error.\n");
+        return 0;
+    }
+
+    if(startupConfiguration.ant_file[0] == NULL){
+        printf("it looks like test vector for antennas were not provided\n");
+        exit(-1);
+    }
+
+    numCCPorts = startupConfiguration.numCC;
+    num_eAxc   = startupConfiguration.numAxc;
+
+    printf("numCCPorts %d num_eAxc%d\n", numCCPorts, num_eAxc);
+
+    /* Numerology 3 */
+    nFpgaToSW_FTH_RxBufferLen    = 3328; //3200 * 14;
+    nFpgaToSW_PRACH_RxBufferLen  = 8192;
+    nSW_ToFpga_FTH_TxBufferLen   = 3328; //3200; * 14;
+
+    memset(&xranInit, 0, sizeof(XRANFHINIT));
+
+    if(startupConfiguration.appMode == APP_LLS_CU) {
+        printf("set lls-CU\n");
+        xranInit.io_cfg.id = 0;//ID_LLS_CU;
+        xranInit.io_cfg.core          = 4+1;
+        xranInit.io_cfg.system_core   = 0;
+        xranInit.io_cfg.pkt_proc_core = 4+2;
+        xranInit.io_cfg.pkt_aux_core  = 0; /* do not start*/
+        xranInit.io_cfg.timing_core   = 4+3;
+    } else {
+        printf("set RU\n");
+        xranInit.io_cfg.id = 1; /* ID_LLS_CU;*/
+        xranInit.io_cfg.core          = 1;
+        xranInit.io_cfg.system_core   = 0;
+        xranInit.io_cfg.pkt_proc_core = 2;
+        xranInit.io_cfg.pkt_aux_core  = 0; /* do not start */
+        xranInit.io_cfg.timing_core   = 3;
+    }
+
+    xranInit.llscuId        = 0;    // for ecpriRtcid/ecpriPcid
+    xranInit.nSec           = 1;    // shall be one
+
+    xranInit.eAxCId_conf.mask_cuPortId      = 0xf000;
+    xranInit.eAxCId_conf.mask_bandSectorId  = 0x0f00;
+    xranInit.eAxCId_conf.mask_ccId          = 0x00f0;
+    xranInit.eAxCId_conf.mask_ruPortId      = 0x000f;
+    xranInit.eAxCId_conf.bit_cuPortId       = 12;
+    xranInit.eAxCId_conf.bit_bandSectorId   = 8;
+    xranInit.eAxCId_conf.bit_ccId           = 4;
+    xranInit.eAxCId_conf.bit_ruPortId       = 0;
+
+    xranInit.io_cfg.dpdk_dev[XRAN_UP_VF]      = argv[2];
+    xranInit.io_cfg.dpdk_dev[XRAN_CP_VF]      = argv[3];
+    xranInit.p_lls_cu_addr = (int8_t*)&startupConfiguration.lls_cu_addr;
+    xranInit.p_ru_addr     = (int8_t*)&startupConfiguration.ru_addr;
+    xranInit.ttiPeriod     = startupConfiguration.ttiPeriod;
+
+    xranInit.Tadv_cp_dl     = startupConfiguration.Tadv_cp_dl;
+    xranInit.T2a_min_cp_dl  = startupConfiguration.T2a_min_cp_dl;
+    xranInit.T2a_max_cp_dl  = startupConfiguration.T2a_max_cp_dl;
+    xranInit.T2a_min_cp_ul  = startupConfiguration.T2a_min_cp_ul;
+    xranInit.T2a_max_cp_ul  = startupConfiguration.T2a_max_cp_ul;
+    xranInit.T2a_min_up     = startupConfiguration.T2a_min_up;
+    xranInit.T2a_max_up     = startupConfiguration.T2a_max_up;
+    xranInit.Ta3_min        = startupConfiguration.Ta3_min;
+    xranInit.Ta3_max        = startupConfiguration.Ta3_max;
+    xranInit.T1a_min_cp_dl  = startupConfiguration.T1a_min_cp_dl;
+    xranInit.T1a_max_cp_dl  = startupConfiguration.T1a_max_cp_dl;
+    xranInit.T1a_min_cp_ul  = startupConfiguration.T1a_min_cp_ul;
+    xranInit.T1a_max_cp_ul  = startupConfiguration.T1a_max_cp_ul;
+    xranInit.T1a_min_up     = startupConfiguration.T1a_min_up;
+    xranInit.T1a_max_up     = startupConfiguration.T1a_max_up;
+    xranInit.Ta4_min        = startupConfiguration.Ta4_min;
+    xranInit.Ta4_max        = startupConfiguration.Ta4_max;
+
+    xranInit.enableCP = startupConfiguration.enableCP;
+    xranInit.debugStop = startupConfiguration.debugStop;
+
+    xranInit.cp_vlan_tag = startupConfiguration.cp_vlan_tag;
+    xranInit.up_vlan_tag = startupConfiguration.up_vlan_tag;
+
+
+    for(i = 0; i < MAX_ANT_CARRIER_SUPPORTED && i < (uint32_t)(numCCPorts * num_eAxc); i++) {
+
+        p_tx_play_buffer[i]    = (int16_t*)malloc(IQ_PLAYBACK_BUFFER_BYTES);
+        tx_play_buffer_size[i] = (int32_t)IQ_PLAYBACK_BUFFER_BYTES;
+
+        if (p_tx_play_buffer[i] == NULL)
+            exit(-1);
+
+        tx_play_buffer_size[i] = sys_load_file_to_buff(startupConfiguration.ant_file[i],
+                            "DL IFFT IN IQ Samples in binary format",
+                            (uint8_t*) p_tx_play_buffer[i],
+                            tx_play_buffer_size[i],
+                            1);
+        tx_play_buffer_position[i] = 0;
+    }
+
+    /* log of ul */
+    for(i = 0; i < MAX_ANT_CARRIER_SUPPORTED && i < (uint32_t)(numCCPorts * num_eAxc); i++) {
+
+        p_rx_log_buffer[i]    = (int16_t*)malloc(IQ_PLAYBACK_BUFFER_BYTES);
+        rx_log_buffer_size[i] = (int32_t)IQ_PLAYBACK_BUFFER_BYTES;
+
+        if (p_rx_log_buffer[i] == NULL)
+            exit(-1);
+
+        rx_log_buffer_position[i] = 0;
+
+        memset(p_rx_log_buffer[i], 0, rx_log_buffer_size[i]);
+    }
+
+    /* log of Prach */
+    for(i = 0; i < MAX_ANT_CARRIER_SUPPORTED && i < (uint32_t)(numCCPorts * num_eAxc); i++) {
+
+        p_prach_log_buffer[i]    = (int16_t*)malloc(PRACH_PLAYBACK_BUFFER_BYTES);
+        prach_log_buffer_size[i] = (int32_t)PRACH_PLAYBACK_BUFFER_BYTES;
+
+        if (p_prach_log_buffer[i] == NULL)
+            exit(-1);
+
+        memset(p_prach_log_buffer[i], 0, prach_log_buffer_size[i]);
+        prach_log_buffer_position[i] = 0;
+    }
+
+    for (i = 0; i < MAX_ANT_CARRIER_SUPPORTED && i < (uint32_t)(numCCPorts * num_eAxc); i++) {
+
+        sprintf(filename, "%s-play_ant%d.txt",((startupConfiguration.appMode == APP_LLS_CU) ? "lls-cu" : "ru"),  i);
+        sys_save_buf_to_file_txt(filename,
+                            "DL IFFT IN IQ Samples in human readable format",
+                            (uint8_t*) p_tx_play_buffer[i],
+                            tx_play_buffer_size[i],
+                            1);
+
+        sprintf(filename, "%s-play_ant%d.bin",((startupConfiguration.appMode == APP_LLS_CU) ? "lls-cu" : "ru"), i);
+        sys_save_buf_to_file(filename,
+                            "DL IFFT IN IQ Samples in binary format",
+                            (uint8_t*) p_tx_play_buffer[i],
+                            tx_play_buffer_size[i]/sizeof(short),
+                            sizeof(short));
+    }
+    if (startupConfiguration.iqswap == 1){
+        for(i = 0; i < MAX_ANT_CARRIER_SUPPORTED && i < (uint32_t)(numCCPorts * num_eAxc); i++) {
+            printf("TX: Swap I and Q to match RU format: [%d]\n",i);
+            {
+                /* swap I and Q */
+                int32_t j;
+                signed short *ptr = (signed short *)  p_tx_play_buffer[i];
+                signed short temp;
+
+                for (j = 0; j < (int32_t)(tx_play_buffer_size[i]/sizeof(short)) ; j = j + 2){
+                   temp    = ptr[j];
+                   ptr[j]  = ptr[j + 1];
+                   ptr[j + 1] = temp;
+                }
+            }
+        }
+    }
+
+#if 0
+    for (i = 0; i < MAX_ANT_CARRIER_SUPPORTED && i < (uint32_t)(numCCPorts * num_eAxc); i++) {
+
+        sprintf(filename, "swap_IQ_play_ant%d.txt", i);
+        sys_save_buf_to_file_txt(filename,
+                            "DL IFFT IN IQ Samples in human readable format",
+                            (uint8_t*) p_tx_play_buffer[i],
+                            tx_play_buffer_size[i],
+                            1);
+    }
+#endif
+    if (startupConfiguration.nebyteorderswap == 1){
+        for(i = 0; i < MAX_ANT_CARRIER_SUPPORTED && i < (uint32_t)(numCCPorts * num_eAxc); i++) {
+            printf("TX: Convert S16 I and S16 Q to network byte order for XRAN Ant: [%d]\n",i);
+            for (j = 0; j < tx_play_buffer_size[i]/sizeof(short); j++){
+                p_tx_play_buffer[i][j]  = rte_cpu_to_be_16(p_tx_play_buffer[i][j]);
+            }
+        }
+    }
+
+#if 0
+    for (i = 0; i < MAX_ANT_CARRIER_SUPPORTED && i < (uint32_t)(numCCPorts * num_eAxc); i++) {
+
+        sprintf(filename, "swap_be_play_ant%d.txt", i);
+        sys_save_buf_to_file_txt(filename,
+                            "DL IFFT IN IQ Samples in human readable format",
+                            (uint8_t*) p_tx_play_buffer[i],
+                            tx_play_buffer_size[i],
+                            1);
+    }
+#endif
+
+    timer_set_tsc_freq_from_clock();
+    xran_init(argc, argv, &xranInit, argv[0], &xranHandle);
+    if(xranHandle == NULL)
+        exit(1);
+
+    memset(&xranConf, 0, sizeof(XRANFHCONFIG));
+    pXranConf = &xranConf;
+
+    for(i = 0; i < MAX_ANT_CARRIER_SUPPORTED && i < (uint32_t)(numCCPorts * num_eAxc); i++) {
+        pXranConf->playback_conf.TxPlayBufAddr[i] = (unsigned long)p_tx_play_buffer[i];
+        pXranConf->playback_conf.TxPlayBufSize    = tx_play_buffer_size[i];
+    }
+
+    pXranConf->sector_id                        = 0;
+    pXranConf->nCC                              = numCCPorts;
+    pXranConf->neAxc                            = num_eAxc;
+
+    pXranConf->frame_conf.nFrameDuplexType      = 1;    // TDD
+    pXranConf->frame_conf.nNumerology           = startupConfiguration.mu_number;    // 120KHz; same as XRAN_SCS_120KHz?
+//  pXranConf->frame_conf.nTddPeriod            = ;
+
+    pXranConf->prach_conf.nPrachSubcSpacing     = XRAN_SCS_120KHZ;
+    pXranConf->prach_conf.nPrachFreqStart       = 0;
+    pXranConf->prach_conf.nPrachFilterIdx       = XRAN_FILTERINDEX_PRACH_ABC;
+    pXranConf->prach_conf.nPrachConfIdx         = 81;
+    pXranConf->prach_conf.nPrachFreqOffset      = -792;
+
+    pXranConf->ru_conf.iqWidth                  = 16;
+    pXranConf->ru_conf.compMeth                 = XRAN_COMPMETHOD_NONE;
+    pXranConf->ru_conf.fftSize                  = XRAN_FFTSIZE_2048;
+
+
+    if(init_xran() != 0)
+        exit(-1);
+
+    xran_reg_physide_cb(xranHandle, physide_dl_tti_call_back, NULL, 10, XRAN_CB_TTI);
+    xran_reg_physide_cb(xranHandle, physide_ul_half_slot_call_back, NULL, 10, XRAN_CB_HALF_SLOT_RX);
+    xran_reg_physide_cb(xranHandle, physide_ul_full_slot_call_back, NULL, 10, XRAN_CB_FULL_SLOT_RX);
+
+    init_xran_iq_content();
+
+    xran_open(xranHandle, pXranConf);
+
+    sprintf(filename, "mlog-%s", startupConfiguration.appMode == 0 ? "lls-cu" : "ru");
+
+    MLogOpen(0, 32, 0, 0xFFFFFFFF, filename);
+    puts("----------------------------------------");
+    printf("MLog Info: virt=0x%016lx size=%d\n", MLogGetFileLocation(), MLogGetFileSize());
+    puts("----------------------------------------");
+
+    state = APP_RUNNING;
+    sleep(6);
+    for (;;) {
+        print_menu();
+        char input[10];
+        int sel_opt;
+//#ifdef Nightly_build
+//        sel_opt = 3;
+//        sleep(10);
+//#else
+        if (NULL == fgets(input, 10, stdin)) {
+            state = APP_STOPPED;
+            break;
+        }
+        sel_opt = atoi(input);
+//#endif
+        switch (sel_opt) {
+            case 1:
+                xran_start(xranHandle);
+                printf("Start XRAN traffic\n");
+                break;
+            case 2:
+                break;
+            case 3:
+                xran_stop(xranHandle);
+                printf("Stop XRAN traffic\n");
+                state = APP_STOPPED;
+                break;
+            case 4:
+//                send_cpmsg_dlul(XRAN_DIR_DL, flowId,
+//                                    frame_id, subframe_id, slot_id,
+//                                    0, XRAN_SYMBOLPERSLOT_MAX, NUM_OF_PRB_IN_FULL_BAND,
+//                                    beam_id, cc_id, ant_id,
+//                                    cp_seq_id_num[XRAN_DIR_DL][ant_id]++);
+                break;
+            default:
+                puts("Wrong option passed!");
+                break;
+        }
+
+        if (APP_STOPPED == state)
+            break;
+    }
+
+    get_xran_iq_content();
+
+    puts("Closing l1 app... Ending all threads...");
+    xran_close(xranHandle);
+    MLogPrint(NULL);
+
+    stop_xran();
+    puts("Dump IQs...");
+
+    if (startupConfiguration.iqswap == 1){
+        for(i = 0; i < MAX_ANT_CARRIER_SUPPORTED && i < (uint32_t)(numCCPorts * num_eAxc); i++) {
+            printf("RX: Swap I and Q to match CPU format: [%d]\n",i);
+            {
+                /* swap I and Q */
+                int32_t j;
+                signed short *ptr = (signed short *)  p_rx_log_buffer[i];
+                signed short temp;
+
+                for (j = 0; j < (int32_t)(rx_log_buffer_size[i]/sizeof(short)) ; j = j + 2){
+                   temp    = ptr[j];
+                   ptr[j]  = ptr[j + 1];
+                   ptr[j + 1] = temp;
+                }
+            }
+        }
+    }
+
+    if (startupConfiguration.nebyteorderswap == 1){
+        for(i = 0; i < MAX_ANT_CARRIER_SUPPORTED && i < (uint32_t)(numCCPorts * num_eAxc); i++) {
+            printf("RX: Convert S16 I and S16 Q to cpu byte order from XRAN Ant: [%d]\n",i);
+            for (j = 0; j < rx_log_buffer_size[i]/sizeof(short); j++){
+                p_rx_log_buffer[i][j]  = rte_be_to_cpu_16(p_rx_log_buffer[i][j]);
+            }
+        }
+    }
+
+    for (i = 0; i < MAX_ANT_CARRIER_SUPPORTED && i < (uint32_t)(numCCPorts * num_eAxc); i++) {
+
+        sprintf(filename, "%s-rx_log_ant%d.txt",((startupConfiguration.appMode == APP_LLS_CU) ? "lls-cu" : "ru"),  i);
+        sys_save_buf_to_file_txt(filename,
+                            "UL FFT OUT IQ Samples in human readable format",
+                            (uint8_t*) p_rx_log_buffer[i],
+                            rx_log_buffer_size[i],
+                            1);
+
+        sprintf(filename, "%s-rx_log_ant%d.bin",((startupConfiguration.appMode == APP_LLS_CU) ? "lls-cu" : "ru"), i);
+        sys_save_buf_to_file(filename,
+                            "UL FFT OUT IQ Samples in binary format",
+                            (uint8_t*) p_rx_log_buffer[i],
+                            rx_log_buffer_size[i]/sizeof(short),
+                            sizeof(short));
+    }
+
+    if (startupConfiguration.iqswap == 1){
+        for(i = 0; i < MAX_ANT_CARRIER_SUPPORTED && i < (uint32_t)(numCCPorts * num_eAxc); i++) {
+            printf("PRACH: Swap I and Q to match CPU format: [%d]\n",i);
+            {
+                /* swap I and Q */
+                int32_t j;
+                signed short *ptr = (signed short *)  p_prach_log_buffer[i];
+                signed short temp;
+
+                for (j = 0; j < (int32_t)(prach_log_buffer_size[i]/sizeof(short)) ; j = j + 2){
+                   temp    = ptr[j];
+                   ptr[j]  = ptr[j + 1];
+                   ptr[j + 1] = temp;
+                }
+            }
+        }
+    }
+
+    if (startupConfiguration.nebyteorderswap == 1){
+        for(i = 0; i < MAX_ANT_CARRIER_SUPPORTED && i < (uint32_t)(numCCPorts * num_eAxc); i++) {
+            printf("PRACH: Convert S16 I and S16 Q to cpu byte order from XRAN Ant: [%d]\n",i);
+            for (j = 0; j < prach_log_buffer_size[i]/sizeof(short); j++){
+                p_prach_log_buffer[i][j]  = rte_be_to_cpu_16(p_prach_log_buffer[i][j]);
+            }
+        }
+    }
+
+    for (i = 0; i < MAX_ANT_CARRIER_SUPPORTED && i < (uint32_t)(numCCPorts * num_eAxc); i++) {
+
+        sprintf(filename, "%s-prach_log_ant%d.txt",((startupConfiguration.appMode == APP_LLS_CU) ? "lls-cu" : "ru"),  i);
+        sys_save_buf_to_file_txt(filename,
+                            "PRACH FFT OUT IQ Samples in human readable format",
+                            (uint8_t*) p_prach_log_buffer[i],
+                            prach_log_buffer_size[i],
+                            1);
+
+        sprintf(filename, "%s-prach_log_ant%d.bin",((startupConfiguration.appMode == APP_LLS_CU) ? "lls-cu" : "ru"), i);
+        sys_save_buf_to_file(filename,
+                            "PRACH FFT OUT IQ Samples in binary format",
+                            (uint8_t*) p_prach_log_buffer[i],
+                            prach_log_buffer_size[i]/sizeof(short),
+                            sizeof(short));
+    }
+
+    return 0;
+}