1 /******************************************************************************
3 * Copyright (c) 2020 Intel.
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 *******************************************************************************/
21 #include <arpa/inet.h>
24 #include <immintrin.h>
26 #include "xran_fh_o_du.h"
28 #include "xran_pkt_up.h"
29 #include "xran_cp_api.h"
30 #include "xran_up_api.h"
32 #include "xran_mlog_lnx.h"
34 extern enum app_state state;
35 struct o_xu_buffers* p_o_xu_buff[XRAN_PORTS_NUM] = {NULL, NULL, NULL, NULL};
37 // F1 Tables 38.101-1 Table 5.3.2-1. Maximum transmission bandwidth configuration NRB
38 uint16_t nLteNumRbsPerSymF1[1][4] =
40 // 5MHz 10MHz 15MHz 20 MHz
41 {25, 50, 75, 100}, // Numerology 0 (15KHz)
44 // F1 Tables 38.101-1 Table 5.3.2-1. Maximum transmission bandwidth configuration NRB
45 uint16_t nNumRbsPerSymF1[3][13] =
47 // 5MHz 10MHz 15MHz 20 MHz 25 MHz 30 MHz 40 MHz 50MHz 60 MHz 70 MHz 80 MHz 90 MHz 100 MHz
48 {25, 52, 79, 106, 133, 160, 216, 270, 0, 0, 0, 0, 0}, // Numerology 0 (15KHz)
49 {11, 24, 38, 51, 65, 78, 106, 133, 162, 0, 217, 245, 273}, // Numerology 1 (30KHz)
50 {0, 11, 18, 24, 31, 38, 51, 65, 79, 0, 107, 121, 135} // Numerology 2 (60KHz)
53 // F2 Tables 38.101-2 Table 5.3.2-1. Maximum transmission bandwidth configuration NRB
54 uint16_t nNumRbsPerSymF2[2][4] =
56 // 50Mhz 100MHz 200MHz 400MHz
57 {66, 132, 264, 0}, // Numerology 2 (60KHz)
58 {32, 66, 132, 264} // Numerology 3 (120KHz)
61 // 38.211 - Table 4.2.1
62 uint16_t nSubCarrierSpacing[5] =
71 // TTI interval in us (slot duration)
72 uint16_t nTtiInterval[4] =
81 // F1 Tables 38.101-1 Table F.5.3. Window length for normal CP
82 uint16_t nCpSizeF1[3][13][2] =
84 // 5MHz 10MHz 15MHz 20 MHz 25 MHz 30 MHz 40 MHz 50MHz 60 MHz 70 MHz 80 MHz 90 MHz 100 MHz
85 {{40, 36}, {80, 72}, {120, 108}, {160, 144}, {160, 144}, {240, 216}, {320, 288}, {320, 288}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}}, // Numerology 0 (15KHz)
86 {{22, 18}, {44, 36}, {66, 54}, {88, 72}, {88, 72}, {132, 108}, {176, 144}, {176, 144}, {264, 216}, {264, 216}, {352, 288}, {352, 288}, {352, 288}}, // Numerology 1 (30KHz)
87 { {0, 0}, {26, 18}, {39, 27}, {52, 36}, {52, 36}, {78, 54}, {104, 72}, {104, 72}, {156, 108}, {156, 108}, {208, 144}, {208, 144}, {208, 144}}, // Numerology 2 (60KHz)
90 // F2 Tables 38.101-2 Table F.5.3. Window length for normal CP
91 int16_t nCpSizeF2[2][4][2] =
93 // 50Mhz 100MHz 200MHz 400MHz
94 { {0, 0}, {104, 72}, {208, 144}, {416, 288}}, // Numerology 2 (60KHz)
95 {{68, 36}, {136, 72}, {272, 144}, {544, 288}}, // Numerology 3 (120KHz)
101 uint32_t gDLResetAdvance;
102 uint32_t gDLProcAdvance;
103 uint32_t gULProcAdvance;
105 static uint16_t g_NumSlotTDDLoop[XRAN_MAX_SECTOR_NR] = { XRAN_NUM_OF_SLOT_IN_TDD_LOOP };
106 static uint16_t g_NumDLSymSp[XRAN_MAX_SECTOR_NR][XRAN_NUM_OF_SLOT_IN_TDD_LOOP] = {0};
107 static uint16_t g_NumULSymSp[XRAN_MAX_SECTOR_NR][XRAN_NUM_OF_SLOT_IN_TDD_LOOP] = {0};
108 static uint8_t g_SlotType[XRAN_MAX_SECTOR_NR][XRAN_NUM_OF_SLOT_IN_TDD_LOOP] = {{XRAN_SLOT_TYPE_INVALID}};
109 float g_UlRate[XRAN_MAX_SECTOR_NR] = {0.0};
110 float g_DlRate[XRAN_MAX_SECTOR_NR] = {0.0};
112 uint32_t app_xran_get_tti_interval(uint8_t nMu)
116 return nTtiInterval[nMu];
120 printf("ERROR: %s Mu[%d] is not valid\n",__FUNCTION__, nMu);
126 uint32_t app_xran_get_scs(uint8_t nMu)
130 return nSubCarrierSpacing[nMu];
134 printf("ERROR: %s Mu[%d] is not valid\n",__FUNCTION__, nMu);
143 //-------------------------------------------------------------------------------------------
144 /** @ingroup group_nr5g_source_phy_common
146 * @param[in] nNumerology - Numerology determine sub carrier spacing, Value: 0->4 0: 15khz, 1: 30khz, 2: 60khz 3: 120khz, 4: 240khz
147 * @param[in] nBandwidth - Carrier bandwidth for in MHz. Value: 5->400
148 * @param[in] nAbsFrePointA - Abs Freq Point A of the Carrier Center Frequency for in KHz Value: 450000->52600000
150 * @return Number of RBs in cell
153 * Returns number of RBs based on 38.101-1 and 38.101-2 for the cell
156 //-------------------------------------------------------------------------------------------
157 uint16_t app_xran_get_num_rbs(uint8_t ranTech, uint32_t nNumerology, uint32_t nBandwidth, uint32_t nAbsFrePointA)
162 if (ranTech == XRAN_RAN_LTE) {
166 numRBs = nLteNumRbsPerSymF1[nNumerology][0];
169 case PHY_BW_10_0_MHZ:
170 numRBs = nLteNumRbsPerSymF1[nNumerology][1];
173 case PHY_BW_15_0_MHZ:
174 numRBs = nLteNumRbsPerSymF1[nNumerology][2];
177 case PHY_BW_20_0_MHZ:
178 numRBs = nLteNumRbsPerSymF1[nNumerology][3];
185 } else if (nAbsFrePointA <= 6000000) {
186 // F1 Tables 38.101-1 Table 5.3.2-1. Maximum transmission bandwidth configuration NRB
192 numRBs = nNumRbsPerSymF1[nNumerology][0];
195 case PHY_BW_10_0_MHZ:
196 numRBs = nNumRbsPerSymF1[nNumerology][1];
199 case PHY_BW_15_0_MHZ:
200 numRBs = nNumRbsPerSymF1[nNumerology][2];
203 case PHY_BW_20_0_MHZ:
204 numRBs = nNumRbsPerSymF1[nNumerology][3];
207 case PHY_BW_25_0_MHZ:
208 numRBs = nNumRbsPerSymF1[nNumerology][4];
211 case PHY_BW_30_0_MHZ:
212 numRBs = nNumRbsPerSymF1[nNumerology][5];
215 case PHY_BW_40_0_MHZ:
216 numRBs = nNumRbsPerSymF1[nNumerology][6];
219 case PHY_BW_50_0_MHZ:
220 numRBs = nNumRbsPerSymF1[nNumerology][7];
223 case PHY_BW_60_0_MHZ:
224 numRBs = nNumRbsPerSymF1[nNumerology][8];
227 case PHY_BW_70_0_MHZ:
228 numRBs = nNumRbsPerSymF1[nNumerology][9];
231 case PHY_BW_80_0_MHZ:
232 numRBs = nNumRbsPerSymF1[nNumerology][10];
235 case PHY_BW_90_0_MHZ:
236 numRBs = nNumRbsPerSymF1[nNumerology][11];
239 case PHY_BW_100_0_MHZ:
240 numRBs = nNumRbsPerSymF1[nNumerology][12];
251 if ((nNumerology >= 2) && (nNumerology <= 3))
253 // F2 Tables 38.101-2 Table 5.3.2-1. Maximum transmission bandwidth configuration NRB
256 case PHY_BW_50_0_MHZ:
257 numRBs = nNumRbsPerSymF2[nNumerology-2][0];
260 case PHY_BW_100_0_MHZ:
261 numRBs = nNumRbsPerSymF2[nNumerology-2][1];
264 case PHY_BW_200_0_MHZ:
265 numRBs = nNumRbsPerSymF2[nNumerology-2][2];
268 case PHY_BW_400_0_MHZ:
269 numRBs = nNumRbsPerSymF2[nNumerology-2][3];
282 printf("ERROR: %s: RAN[%s] nNumerology[%d] nBandwidth[%d] nAbsFrePointA[%d]\n",__FUNCTION__, (ranTech ? "LTE" : "5G NR"), nNumerology, nBandwidth, nAbsFrePointA);
286 printf("%s: RAN [%s] nNumerology[%d] nBandwidth[%d] nAbsFrePointA[%d] numRBs[%d]\n",__FUNCTION__, (ranTech ? "LTE" : "5G NR"), nNumerology, nBandwidth, nAbsFrePointA, numRBs);
292 //-------------------------------------------------------------------------------------------
293 /** @ingroup phy_cal_nrarfcn
295 * @param[in] center frequency
300 * This calculates NR-ARFCN value according to center frequency
303 //-------------------------------------------------------------------------------------------
304 uint32_t app_xran_cal_nrarfcn(uint32_t nCenterFreq)
306 uint32_t nDeltaFglobal,nFoffs,nNoffs;
307 uint32_t nNRARFCN = 0;
309 if(nCenterFreq > 0 && nCenterFreq < 3000*1000)
315 else if(nCenterFreq >= 3000*1000 && nCenterFreq < 24250*1000)
321 else if(nCenterFreq >= 24250*1000 && nCenterFreq <= 100000*1000)
329 printf("@@@@ incorrect center frerquency %d\n",nCenterFreq);
333 nNRARFCN = ((nCenterFreq - nFoffs)/nDeltaFglobal) + nNoffs;
335 printf("%s: nCenterFreq[%d] nDeltaFglobal[%d] nFoffs[%d] nNoffs[%d] nNRARFCN[%d]\n", __FUNCTION__, nCenterFreq, nDeltaFglobal, nFoffs, nNoffs, nNRARFCN);
339 int32_t app_xran_slot_limit(int32_t nSfIdx)
342 nSfIdx += gMaxSlotNum;
345 while (nSfIdx >= gMaxSlotNum) {
346 nSfIdx -= gMaxSlotNum;
352 void app_xran_clear_slot_type(uint32_t nPhyInstanceId)
354 g_UlRate[nPhyInstanceId] = 0.0;
355 g_DlRate[nPhyInstanceId] = 0.0;
356 g_NumSlotTDDLoop[nPhyInstanceId] = 1;
359 int32_t app_xran_set_slot_type(uint32_t nPhyInstanceId, uint32_t nFrameDuplexType, uint32_t nTddPeriod, struct xran_slot_config *psSlotConfig)
361 uint32_t nSlotNum, nSymNum, nVal, i;
362 uint32_t numDlSym, numUlSym, numGuardSym;
363 uint32_t numDlSlots = 0, numUlSlots = 0, numSpDlSlots = 0, numSpUlSlots = 0, numSpSlots = 0;
364 char sSlotPattern[XRAN_SLOT_TYPE_LAST][10] = {"IN\0", "DL\0", "UL\0", "SP\0", "FD\0"};
366 // nPhyInstanceId Carrier ID
367 // nFrameDuplexType 0 = FDD 1 = TDD
368 // nTddPeriod Tdd Periodicity
369 // psSlotConfig[80] Slot Config Structure for nTddPeriod Slots
371 g_UlRate[nPhyInstanceId] = 0.0;
372 g_DlRate[nPhyInstanceId] = 0.0;
373 g_NumSlotTDDLoop[nPhyInstanceId] = nTddPeriod;
375 for (i = 0; i < XRAN_NUM_OF_SLOT_IN_TDD_LOOP; i++)
377 g_SlotType[nPhyInstanceId][i] = XRAN_SLOT_TYPE_INVALID;
378 g_NumDLSymSp[nPhyInstanceId][i] = 0;
379 g_NumULSymSp[nPhyInstanceId][i] = 0;
382 if (nFrameDuplexType == XRAN_FDD)
384 for (i = 0; i < XRAN_NUM_OF_SLOT_IN_TDD_LOOP; i++)
386 g_SlotType[nPhyInstanceId][i] = XRAN_SLOT_TYPE_FDD;
388 g_NumSlotTDDLoop[nPhyInstanceId] = 1;
389 g_DlRate[nPhyInstanceId] = 1.0;
390 g_UlRate[nPhyInstanceId] = 1.0;
394 for (nSlotNum = 0; nSlotNum < nTddPeriod; nSlotNum++)
399 for (nSymNum = 0; nSymNum < XRAN_NUM_OF_SYMBOL_PER_SLOT; nSymNum++)
401 switch(psSlotConfig[nSlotNum].nSymbolType[nSymNum])
403 case XRAN_SYMBOL_TYPE_DL:
406 case XRAN_SYMBOL_TYPE_GUARD:
415 // printf("nSlotNum[%d] : numDlSym[%d] numGuardSym[%d] numUlSym[%d]\n", nSlotNum, numDlSym, numGuardSym, numUlSym);
417 if ((numUlSym == 0) && (numGuardSym == 0))
419 g_SlotType[nPhyInstanceId][nSlotNum] = XRAN_SLOT_TYPE_DL;
422 else if ((numDlSym == 0) && (numGuardSym == 0))
424 g_SlotType[nPhyInstanceId][nSlotNum] = XRAN_SLOT_TYPE_UL;
429 g_SlotType[nPhyInstanceId][nSlotNum] = XRAN_SLOT_TYPE_SP;
435 g_NumDLSymSp[nPhyInstanceId][nSlotNum] = numDlSym;
440 g_NumULSymSp[nPhyInstanceId][nSlotNum] = numUlSym;
444 // printf(" numDlSlots[%d] numUlSlots[%d] numSpSlots[%d] numSpDlSlots[%d] numSpUlSlots[%d]\n", numDlSlots, numUlSlots, numSpSlots, numSpDlSlots, numSpUlSlots);
447 g_DlRate[nPhyInstanceId] = (float)(numDlSlots + numSpDlSlots) / (float)nTddPeriod;
448 g_UlRate[nPhyInstanceId] = (float)(numUlSlots + numSpUlSlots) / (float)nTddPeriod;
451 printf("set_slot_type: nPhyInstanceId[%d] nFrameDuplexType[%d], nTddPeriod[%d]\n",
452 nPhyInstanceId, nFrameDuplexType, nTddPeriod);
454 printf("DLRate[%f] ULRate[%f]\n", g_DlRate[nPhyInstanceId], g_UlRate[nPhyInstanceId]);
456 nVal = (g_NumSlotTDDLoop[nPhyInstanceId] < 10) ? g_NumSlotTDDLoop[nPhyInstanceId] : 10;
458 printf("SlotPattern:\n");
460 for (nSlotNum = 0; nSlotNum < nVal; nSlotNum++)
462 printf("%d ", nSlotNum);
467 for (nSlotNum = 0, i = 0; nSlotNum < g_NumSlotTDDLoop[nPhyInstanceId]; nSlotNum++)
469 printf("%s ", sSlotPattern[g_SlotType[nPhyInstanceId][nSlotNum]]);
471 if ((i == 10) && ((nSlotNum+1) < g_NumSlotTDDLoop[nPhyInstanceId]))
474 printf(" %3d ", nSlotNum);
483 int32_t app_xran_get_slot_type(int32_t nCellIdx, int32_t nSlotdx, int32_t nType)
485 int32_t nSfIdxMod, nSfType, ret = 0;
487 nSfIdxMod = app_xran_slot_limit(nSlotdx) % ((g_NumSlotTDDLoop[nCellIdx] > 0) ? g_NumSlotTDDLoop[nCellIdx]: 1);
488 nSfType = g_SlotType[nCellIdx][nSfIdxMod];
490 if (nSfType == nType)
494 else if (nSfType == XRAN_SLOT_TYPE_SP)
496 if ((nType == XRAN_SLOT_TYPE_DL) && g_NumDLSymSp[nCellIdx][nSfIdxMod])
501 if ((nType == XRAN_SLOT_TYPE_UL) && g_NumULSymSp[nCellIdx][nSfIdxMod])
506 else if (nSfType == XRAN_SLOT_TYPE_FDD)
516 void sys_save_buf_to_file(char *filename, char *bufname, unsigned char *pBuffer, unsigned int size, unsigned int buffers_num)
520 if (filename && bufname)
523 printf("Storing %s to file %s: ", bufname, filename);
524 file = fopen(filename, "wb");
527 printf("can't open file %s!!!", filename);
532 num = fwrite(pBuffer, buffers_num, size, file);
535 printf("from addr (0x%lx) size (%d) bytes num (%d)", (uint64_t)pBuffer, size, num);
541 printf(" the file name, buffer name are not set!!!");
546 printf(" the %s is free: size = %d bytes!!!", bufname, size);
550 int sys_load_file_to_buff(char *filename, char *bufname, unsigned char *pBuffer, unsigned int size, unsigned int buffers_num)
552 unsigned int file_size = 0;
557 if (filename && bufname)
560 printf("Loading file %s to %s: ", filename, bufname);
561 file = fopen(filename, "rb");
566 printf("can't open file %s!!!", filename);
571 fseek(file, 0, SEEK_END);
572 file_size = ftell(file);
573 fseek(file, 0, SEEK_SET);
575 if ((file_size > size) || (file_size == 0))
578 printf("Reading IQ samples from file: File Size: %d [Buffer Size: %d]\n", file_size, size);
580 num = fread(pBuffer, buffers_num, size, file);
583 printf("from addr (0x%lx) size (%d) bytes num (%d)", (uint64_t)pBuffer, file_size, num);
590 printf(" the file name, buffer name are not set!!!");
595 printf(" the %s is free: size = %d bytes!!!", bufname, size);
601 void sys_save_buf_to_file_txt(char *filename, char *bufname, unsigned char *pBuffer, unsigned int size, unsigned int buffers_num)
610 if (filename && bufname)
613 printf("Storing %s to file %s: ", bufname, filename);
614 file = fopen(filename, "w");
617 printf("can't open file %s!!!", filename);
624 signed short *ptr = (signed short*)pBuffer;
625 for (i = 0; i < (size/((unsigned int)sizeof(signed short) /** 2 * 2 * 2*/)); i = i + 2)
628 ret = fprintf(file,"%d %d\n", ptr[i], ptr[i + 1]);
630 ret = fprintf(file,"%d %d ", ptr[i], ptr[i + 1]);
631 /* I data => Ramp data, from 1 to 792.
632 Q data => Contains time information of the current symbol:
633 Bits [15:14] = Antenna-ID
634 Bits [13:12] =
\9300
\94
635 Bits [11:8] = Subframe-ID
637 Bits [3:0] = Symbol-ID */
638 fprintf(file, "0x%04x: ant %d Subframe-ID %d Slot-ID %d Symbol-ID %d\n",
639 ptr[i + 1], (ptr[i + 1]>>14) & 0x3, (ptr[i + 1]>>8) & 0xF, (ptr[i + 1]>>4) & 0xF, (ptr[i + 1]>>0) & 0xF);
643 printf("fprintf %d\n", ret);
651 printf("from addr (0x%lx) size (%d) IQ num (%d)", (uint64_t)pBuffer, size, num);
657 printf(" the file name, buffer name are not set!!!");
662 printf(" the %s is free: size = %d bytes!!!", bufname, size);