cleaning up some unused code + adding crcTableInit everywhere

openair1/PHY/CODING/crc_byte.c

@@ -255,48 +255,6 @@ unsigned int crcPayload(unsigned char * inptr, int bitlen, uint32_t* crc256Table
         return crc;
 }
 
-void nr_crc_computation(uint8_t* input, uint8_t* output, uint16_t payloadBits, uint16_t crcParityBits, uint32_t* crc256Table)
-{
-        //Create payload in bit
-        uint8_t* input2 = (uint8_t*)malloc(payloadBits); //divided by 8 (in bits) 
-        uint8_t mask = 128; // 10000000
-        
-        for(uint8_t ind=0; ind<(payloadBits/8); ind++)
-        {
-                input2[ind]=0;
-                for(uint8_t ind2=0; ind2<8; ind2++)
-                { 
-                        if(input[8*ind+ind2])
-                        {
-                                input2[ind] = input2[ind] | mask;
-                        }
-                        mask= mask >> 1;
-                }
-                mask=128;
-        }
-
-        //crcTable256Init(poly);
-
-        unsigned int crcBits;   
-        crcBits = crcPayload(input2, payloadBits, crc256Table);
-	
-        //create crc in byte
-        unsigned int mask2=0x80000000; //100...
-        
-        for(uint8_t ind=0; ind<crcParityBits; ind++)
-        {
-                if(crcBits & mask2)
-                        output[ind]=1;
-                else
-                        output[ind]=0;
-
-		mask2 = mask2 >> 1;
-        }
-      
-}
-
-
-
 
 
 #ifdef DEBUG_CRC

openair1/PHY/CODING/nrPolar_tools/nr_crc_byte.c

@@ -21,132 +21,7 @@
 
 #include "PHY/CODING/nrPolar_tools/nr_polar_defs.h"
 
-/*
-// ----- New implementation ----
-uint32_t poly6 = 0x84000000; // 10000100000... -> D^6+D^5+1
-uint32_t poly11 = 0xc4200000; //11000100001000... -> D^11+D^10+D^9+D^5+1
-uint32_t poly16 = 0x10210000; //00100000010000100... - > D^16+D^12+D^5+1
-uint32_t poly24a = 0x864cfb00; //100001100100110011111011 -> D^24+D^23+D^18+D^17+D^14+D^11+D^10+D^7+D^6+D^5+D^4+D^3+D+1
-uint32_t poly24b = 0x80006300; //100000000000000001100011 -> D^24+D^23+D^6+D^5+D+1
-uint32_t poly24c = 0xB2B11700; //101100101011000100010111 -> D^24...
-
-//static unsigned int crc256Table[256];
-
-void nr_crc_computation(uint8_t* input, uint8_t* output, uint16_t payloadBits, uint16_t crcParityBits, uint32_t* crc256Table)
-{
-	//Create payload in bit
-	uint8_t* input2 = (uint8_t*)malloc(payloadBits); //divided by 8 (in bits) 
-        uint8_t mask = 128; // 10000000
-	
-        for(uint8_t ind=0; ind<(payloadBits/8); ind++)
-        {
-		input2[ind]=0;
-                for(uint8_t ind2=0; ind2<8; ind2++)
-                { 
-                        if(input[8*ind+ind2])
-                        {
-                                input2[ind] = input2[ind] | mask;
-                        }
-                        mask= mask >> 1;
-	        }
-                mask=128;
-        }
-
-        //crcTable256Init(poly);
-
-	unsigned int crcBits;	
-	crcBits = crcPayload(input2, payloadBits, crc256Table);
 
-	//create crc in byte
-	unsigned int mask2=0x80000000; //100...
-	output = (uint8_t*)malloc(sizeof(uint8_t)*crcParityBits);
-
-	for(uint8_t ind=0; ind<crcParityBits; ind++)
-        {
-		if(crcBits & mask2)
-			output[ind]=1;
-		else
-			output[ind]=0;
-
-		mask2 = mask2 >> 1;
-	}
-      
-}
-
-unsigned int crcbit (unsigned char* inputptr, int octetlen, unsigned int poly)
-{
-	unsigned int i, crc = 0, c;
-
-  	while (octetlen-- > 0) {
-    		c = (*inputptr++) << 24;
-	
-    		for (i = 8; i != 0; i--) {
-      			if ((1 << 31) & (c ^ crc))
-        			crc = (crc << 1) ^ poly;
-      			else
-        			crc <<= 1;
-
-      			c <<= 1;
-    		}
-  	}
-	
-  	return crc;
-}
-
-void crcTableInit (void)
-{	
-	unsigned char c = 0;
-
-	do {
-    	       	crc6Table[c] = crcbit(&c, 1, poly6);
-        	crc11Table[c]= crcbit(&c, 1, poly11);
-		crc16Table[c] =crcbit(&c, 1, poly16);
-		crc24aTable[c]=crcbit(&c, 1, poly24a);
-		crc24bTable[c]=crcbit(&c, 1, poly24b);
-		crc24cTable[c]=crcbit(&c, 1, poly24c);
-
-	} while (++c);
-}
-
-void crcTable256Init (uint32_t poly, uint32_t* crc256Table)
-{
-        unsigned char c = 0;
-//	crc256Table = malloc(sizeof(uint32_t)*256);
-
-        do {
-		crc256Table[c] = crcbit(&c, 1, poly);
-
-//                crc6Table[c] = crcbit(&c, 1, poly6);
-  //              crc11Table[c]= crcbit(&c, 1, poly11);
-//                crc16Table[c] =crcbit(&c, 1, poly16);
-//                crc24aTable[c]=crcbit(&c, 1, poly24a);
-//                crc24bTable[c]=crcbit(&c, 1, poly24b);
-//                crc24cTable[c]=crcbit(&c, 1, poly24c);
-
-        } while (++c);
-
-	//return crc256Table;
-}
-
-unsigned int crcPayload(unsigned char * inptr, int bitlen, uint32_t* crc256Table)
-{
-	int octetlen, resbit;
-        unsigned int crc = 0;
-        octetlen = bitlen/8; // Change in bytes
-        resbit = (bitlen % 8);
-
-        while (octetlen-- > 0)
-        {
-                crc = (crc << 8) ^ crc256Table[(*inptr++) ^ (crc >> 24)];
-        }
-
-        if (resbit > 0)
-        {
-                crc = (crc << resbit) ^ crc256Table[((*inptr) >> (8 - resbit)) ^ (crc >> (32 - resbit))];
-        }
-        return crc;
-}
-*/
 // ----- Old implementation ----
 uint8_t **crc24c_generator_matrix(uint16_t payloadSizeBits){
 

openair1/PHY/INIT/init_top.c

@@ -72,6 +72,7 @@ void init_lte_top(LTE_DL_FRAME_PARMS *frame_parms)
 
   init_dfts();
 
+  crcTableInit();
 
   phy_generate_viterbi_tables_lte();
 

openair1/PHY/INIT/nr_init.c

@@ -115,6 +115,10 @@ int phy_init_nr_gNB(PHY_VARS_gNB *gNB,
         );*/
   LOG_D(PHY,"[MSC_NEW][FRAME 00000][PHY_gNB][MOD %02"PRIu8"][]\n", gNB->Mod_id);
 
+  crcTableInit();
+
+  init_dfts();
+  
   // PBCH DMRS gold sequences generation
   nr_init_pbch_dmrs(gNB);
   // Polar encoder init for PBCH

openair1/PHY/INIT/nr_init_ue.c

@@ -947,6 +947,8 @@ void phy_init_nr_top(PHY_VARS_NR_UE *ue)
 
   crcTableInit();
 
+  init_dfts();
+  
   ccodedot11_init();
   ccodedot11_init_inv();
 

targets/RT/USER/nr-softmodem.c

@@ -886,7 +886,6 @@ static  void wait_nfapi_init(char *thread_name) {
 
 int main( int argc, char **argv )
 {
-	crcTableInit();
   int i;
 #if defined (XFORMS)
   //void *status;