#include "common_def.h"
+/*Spec 38.104, Table 5.4.2.1-1 ARFCN - FREQ mapping*/
+/*{ F_REF(Mhz), ΔF_Global, F_REF-Offs, N_REF-offs, Range of N_REF }*/
+uint32_t arfcnFreqTable[3][5] = {
+ { 3000, 5, 0, 0, 599999 }, /*index 0*/
+ { 24250, 15, 3000, 600000, 2016666 }, /*index 1*/
+ { 100000, 60, 24250.08, 2016667, 3279165 }, /*index 2*/
+};
+
/**
* @brief frequency domain allocation function.
*
}
/*******************************************************************
- * @brief convert scs periodicity value into the enum value received from O1
+ * @brief convert SSB periodicity value into the enum value received from O1
*
* @details
*
- * Function : convertScsPeriodicityToEnum
+ * Function : convertSSBPeriodicityToEnum
*
* Functionality:
* - convert scs periodicity value
* RFAILED - failure
*
* ****************************************************************/
-uint8_t convertScsPeriodicityToEnum(uint32_t num)
+uint8_t convertSSBPeriodicityToEnum(uint32_t num)
{
switch(num)
{
case 5:
- return SCS_5MS;
+ return SSB_5MS;
case 10:
- return SCS_10MS;
+ return SSB_10MS;
case 20:
- return SCS_20MS;
+ return SSB_20MS;
case 40:
- return SCS_40MS;
+ return SSB_40MS;
case 80:
- return SCS_80MS;
+ return SSB_80MS;
case 160:
- return SCS_160MS;
+ return SSB_160MS;
default:
- return SCS_5MS;
+ return SSB_5MS;
}
}
/*******************************************************************
return(count);
}
+/*******************************************************************
+*
+* @brief convert ARFCN to freq in kHZ
+*
+* @details
+*
+* Function : convertArfcnToFreqKhz
+*
+* Functionality: convert ARFCN to freq in kHZ as per Table below
+* 3GPP TS 38.104, Table 5.4.2.1-1
+* Formula: F_REF = F_REF-Offs + ΔF_Global (N_REF – N_REF-Offs)
+*
+* @params[in] uint32_t number
+*
+* @return [out] uint32_t Freq in kHZ
+*
+* ****************************************************************/
+uint32_t convertArfcnToFreqKhz(uint32_t arfcn)
+{
+ uint8_t indexTable = 0;
+ uint32_t freq = 0;
+
+ for(indexTable = 0; indexTable < 3; indexTable++)
+ {
+ if(arfcn <= arfcnFreqTable[indexTable][4])
+ {
+ freq = (arfcnFreqTable[indexTable][2] * 1000) + (arfcnFreqTable[indexTable][1] * (arfcn - arfcnFreqTable[indexTable][3]));
+ return (freq);
+ }
+ }
+ DU_LOG("ERROR --> DUAPP: ARFCN vaid range is between 0 and 3279165");
+ return (freq);
+}
+
+
+/*******************************************************************
+*
+* @brief convert Freq(MHZ) to ARFCN
+*
+* @details
+*
+* Function : convertFreqToArfcn
+*
+* Functionality: convert freq to ARFCN as per Table below
+* 3GPP TS 38.104, Table 5.4.2.1-1
+* Formula: NREF = NREF-Offs + (FREF – FREF-Offs) / ΔFGlobal
+*
+* @params[in] uint32_t Freq(kHZ)
+*
+* @return [out] uint32_t ARFCN(number)
+*
+* ****************************************************************/
+uint32_t convertFreqToArfcn(uint32_t freq)
+{
+ uint8_t indexTable = 0;
+ uint32_t arfcn = 0;
+
+ for(indexTable = 0; indexTable < 3; indexTable++)
+ {
+ if(freq < (arfcnFreqTable[indexTable][0] * 1000))
+ {
+ arfcn = arfcnFreqTable[indexTable][3] + ((freq - (arfcnFreqTable[indexTable][2] * 1000)) / (arfcnFreqTable[indexTable][1]));
+ return (arfcn);
+ }
+ }
+ DU_LOG("ERROR --> DUAPP: FREQ vaid range is between 0 and 100000 MHz");
+ return (arfcn);
+}
+
/**********************************************************************
End of file
**********************************************************************/