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// 
// OpenSPARC T2 Processor File: pack_db_tasks.vr
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#include <vera_defines.vrh>
#include "pcg_defines.vri"
#include "pcg_types.vri"
#include "pcg_classes.vrh"
#include "pack_db.vrh"
#include "mac_db.vrh"
#include "ipp_db.vrh"
#include "fflp_db.vrh"

extern integer         pack_db_index;
extern integer         pack_db_lock;
extern pack_db_entry   pack_db[]; 


task packet_db_init() {
	integer n;

	// Alocate Semaphores
	pack_db_lock = alloc(SEMAPHORE,0,1,1);
	if(pack_db_lock == 0) {
		printf("PACKET DB: INIT: Could not allocate spaphore pack_db_lock.\n");
	   } else	pack_db_index=0;

   }

//
function integer pack_db_add_entry(integer org_port, flow_desc flow,frame_desc frame, node_desc src_node,
		node_desc dst_node, tup_descr tup, rcv_param rx_param, tmt_param tx_param, tcp_state fl_state, integer data_length, integer ttl, bit[63:0] options, integer order_seq,
		integer pckt_num, bit [15:0] ifedxc) {
	integer n;

	// Set LOCK
	semaphore_get(WAIT,pack_db_lock,1);

	pack_db[pack_db_index]              = new;
	pack_db[pack_db_index].org_port     = org_port;
	pack_db[pack_db_index].order_seq    = order_seq;
	pack_db[pack_db_index].pckt_num     = pckt_num;

	pack_db[pack_db_index].flow         = new flow;
	pack_db[pack_db_index].frame        = new frame;
	pack_db[pack_db_index].src_node     = new src_node;
	pack_db[pack_db_index].dst_node     = new dst_node;
	pack_db[pack_db_index].tup          = new tup;
	pack_db[pack_db_index].rx_param     = new rx_param;
	pack_db[pack_db_index].tx_param     = new tx_param;
	pack_db[pack_db_index].fl_state     = new fl_state;
	pack_db[pack_db_index].ttl          = ttl;
	pack_db[pack_db_index].data_length  = data_length;
	pack_db[pack_db_index].options      = options;
	pack_db[pack_db_index].ifedx_control= ifedxc;
	pack_db[pack_db_index].pg_done      = 0;
	pack_db[pack_db_index].im_check     = 0;

	for(n=0;n<20;n++)
		pack_db[pack_db_index].pc_check[n]     = 0;

	pack_db_add_entry                   = pack_db_index;

	pack_db[pack_db_index].mac          = new;
	pack_db[pack_db_index].ipp          = new;
	pack_db[pack_db_index].fflp         = new;

	pack_db[pack_db_index].use_hdr      = 0;
	pack_db[pack_db_index].pass         = 0;
	pack_db_index++;

	// Reset LOCK
	semaphore_put(pack_db_lock,1); 
   }

task pack_db_add_header(integer index, byte_array buf, integer start, integer len) {
	integer n;

	// Set LOCK
        //printf("NVN Testing task Orig Len is %d\n",len);

	semaphore_get(WAIT,pack_db_lock,1);

	len = len-start;
        //printf("NVN The length is %d \n",len);

	pack_db[index].header[ pack_db[index].use_hdr ] = new;

	len++;
	for(n=0;n<len;n++)
		pack_db[index].header[ pack_db[index].use_hdr ].val[n] = buf.val[start+n];

	pack_db[index].header_len[ pack_db[index].use_hdr ] = len;

	// Reset LOCK
	semaphore_put(pack_db_lock,1); 
   }