Fix in DL PRB allocation [Issue-ID: ODUHIGH-380]
[o-du/l2.git] / src / 5gnrsch / sch_utils.h
1 /*******************************************************************************
2 ################################################################################
3 #   Copyright (c) [2017-2019] [Radisys]                                        #
4 #                                                                              #
5 #   Licensed under the Apache License, Version 2.0 (the "License");            #
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14 #   See the License for the specific language governing permissions and        #
15 #   limitations under the License.                                             #
16 ################################################################################
17 *******************************************************************************/
18
19 #include <stdint.h>
20 #include <math.h>
21
22 /* Memory info */
23 #define SCH_MEM_REGION     4
24 #define SCH_POOL           1
25
26 /* macros */
27 #define MAX_CORESET_INDEX      16
28 #define MAX_SEARCH_SPACE_INDEX 16
29 #define MAX_RACH_NUM_RB_IDX    16
30 #define MAX_PUCCH_RES_SET_IDX  16
31 #define MAX_PRACH_CONFIG_IDX   256
32 #define MAX_MU_PUSCH           4
33 #define TOTAL_TBSIZE_VALUES    93
34 #define DEFAULT_UL_ACK_LIST_COUNT 8 /* Max number of pusch time domain uplink allocation */
35 #define MASK_BIT64_ON 0xFFFFFFFFFFFFFFFF
36
37 #define SET_BITS_MSB(_startBit, _numBits, _byte) \
38 {                                                \
39    _byte = (~((0xFF) >> _numBits));              \
40    _byte >>= _startBit;                          \
41 }
42
43 #define SET_BITS_LSB(_startBit, _numBits, _byte) \
44 {                                                \
45    _byte = (~((0xFF) << _numBits));              \
46    _byte <<= _startBit;                          \
47 }
48
49 /* allocate and zero out a static buffer */
50 #ifdef ODU_MEMORY_DEBUG_LOG
51 #define SCH_MEM_LOG(_macro, _file, _line, _func, _size, _datPtr)\
52 {\
53    printf("\n%s=== %s +%d, %s, %d, %p\n",           \
54          _macro, _file, _line, _func, _size, _datPtr); \
55 }
56 #else
57 #define SCH_MEM_LOG(_macro, _file, _line, _func, _size, _dataPtr) {}
58 #endif
59
60 #define SCH_ALLOC(_datPtr, _size)                               \
61 {                                                               \
62    uint8_t _ret;                                                    \
63    _ret = SGetSBuf(SCH_MEM_REGION, SCH_POOL,                    \
64           (Data **)&_datPtr, _size);                             \
65    if(_ret == ROK)                                              \
66    {  \
67       SCH_MEM_LOG("SCH_ALLOC", __FILE__, __LINE__, __FUNCTION__, _size, _datPtr);\
68       memset(_datPtr, 0, _size);                         \
69    }                                                            \
70    else                                                         \
71    {                                                            \
72       _datPtr = NULLP;                                          \
73    }                                                            \
74 }
75
76 /* free a static buffer */
77 #define SCH_FREE(_datPtr, _size)                                \
78 {                                                               \
79    if(_datPtr)                                                  \
80    {\
81       SCH_MEM_LOG("SCH_FREE", __FILE__, __LINE__, __FUNCTION__, _size, _datPtr);\
82       SPutSBuf(SCH_MEM_REGION, SCH_POOL,                        \
83             (Data *)_datPtr,(Size) _size);                            \
84       _datPtr = NULLP;                                          \
85    }                                                            \
86 }
87                           
88 /* Fill post structure for msg from SCH to MAC */
89 #define FILL_PST_SCH_TO_MAC(_pst, _inst)                     \
90 {                                                            \
91    _pst.srcProcId = ODU_GET_PROCID();                       \
92    _pst.dstProcId = ODU_GET_PROCID();                       \
93    _pst.srcEnt    = ENTMAC;                                  \
94    _pst.dstEnt    = ENTMAC;                                  \
95    _pst.srcInst   = 1;                                       \
96    _pst.dstInst   = 0;                                       \
97    _pst.selector  = ODU_SELECTOR_TC;                         \
98 }
99
100 int8_t coresetIdxTable[MAX_CORESET_INDEX][4];
101 int8_t searchSpaceIdxTable[MAX_SEARCH_SPACE_INDEX][4];
102 uint8_t defaultUlAckTbl[DEFAULT_UL_ACK_LIST_COUNT];
103 uint8_t minMsg3SchTime[MAX_NUM_MU];
104
105 /* Functions declarations : Linked list handler */
106 uint8_t addNodeToLList(CmLListCp *llist, void *blockToAdd, CmLList *currNode);
107 uint8_t deleteNodeFromLList(CmLListCp *llist, CmLList *node);
108
109 /* Functions declarations : Slot format handler */
110 #ifdef NR_TDD
111 SlotConfig schGetSlotSymbFrmt(uint16_t slot, uint32_t bitMap);
112 uint8_t calculateSlotPatternLength(uint8_t scs, uint8_t periodicity);
113 #endif
114
115 /* Functions declarations : Resource allocation handler */
116 uint16_t schCalcTbSize(uint32_t payLoadSize);
117 uint16_t schCalcNumPrb(uint16_t tbSize, uint16_t mcs, uint8_t numSymbols);
118 uint16_t schCalcTbSizeFromNPrb(uint16_t numPrb, uint16_t mcs, uint8_t numSymbols);
119 bool fillPrbBitmap(uint64_t *prbBitmap, uint16_t startPrb, uint16_t numPrb);
120 CmLList* isPrbAvailable(CmLListCp *freePrbBlockList, uint16_t startPrb, uint16_t numPrb);
121 void removeAllocatedPrbFromFreePrbList(CmLListCp *freePrbBlockList, CmLList *node, \
122    uint16_t startPrb, uint16_t numPrb);
123 uint8_t findDmrsStartSymbol(uint16_t dlDmrsSymbBitMap);
124 void covertFreqDomRsrcMapToIAPIFormat(uint8_t *sourceBitMap, uint8_t *destBitMap);
125
126 /**********************************************************************
127   End of file
128  **********************************************************************/