/*****************************************************************************
 *                                McPAT
 *                      SOFTWARE LICENSE AGREEMENT
 *            Copyright 2012 Hewlett-Packard Development Company, L.P.
 *                          All Rights Reserved
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met: redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer;
 * redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution;
 * neither the name of the copyright holders nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.

 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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 ***************************************************************************/
/********************************************************************
*      Modified by:												   *
*      Jingwen Leng, Univeristy of Texas, Austin                   *
*      Syed Gilani, University of Wisconsin–Madison                *
*      Tayler Hetherington, University of British Columbia         *
*      Ahmed ElTantawy, University of British Columbia             *
********************************************************************/
#ifndef PROCESSOR_H_
#define PROCESSOR_H_

#include "XML_Parse.h"
#include "cacti/area.h"
#include "cacti/decoder.h"
#include "cacti/parameter.h"
#include "array.h"
#include "cacti/arbiter.h"
#include <vector>
#include "basic_components.h"
#include "core.h"
#include "memoryctrl.h"
#include "cacti/router.h"
#include "sharedcache.h"
#include "noc.h"
#include "iocontrollers.h"
#include "../gpgpu-sim/visualizer.h"

class Processor : public Component
{
  public:
	ParseXML *XML;
	vector<Core *> cores;
    vector<SharedCache *> l2array;
    vector<SharedCache *> l3array;
    vector<SharedCache *> l1dirarray;
    vector<SharedCache *> l2dirarray;
    vector<NoC *>  nocs;
    MemoryController * mc;
    NIUController    * niu;
    PCIeController   * pcie;
    FlashController  * flashcontroller;
    InputParameter interface_ip;
    double exClockRate;
    ProcParam procdynp;
	  //for debugging nonlinear model
		double dyn_power_before_scaling;
    
    //wire	globalInterconnect;
    //clock_network globalClock;
    Component core, l2, l3, l1dir, l2dir, noc, mcs, cc, nius, pcies,flashcontrollers;
    int  numCore, numL2, numL3, numNOC, numL1Dir, numL2Dir;
    Processor(ParseXML *XML_interface);
    void compute();
    void set_proc_param();
    void visualizer_print( gzFile visualizer_file );
    void displayEnergy(uint32_t indent = 0,int plevel = 100, bool is_tdp_parm=true);
    void displayDeviceType(int device_type_, uint32_t indent = 0);
    void displayInterconnectType(int interconnect_type_, uint32_t indent = 0);
    double l2_power;
	double idle_core_power;

    double get_const_dynamic_power()
    {

    	double constpart=0;
    	constpart+=(mc->frontend->power.readOp.dynamic*0.1*mc->frontend->mcp.clockRate*mc->frontend->mcp.num_mcs*mc->frontend->mcp.executionTime);
    	constpart+=(mc->transecEngine->power.readOp.dynamic*0.1*mc->transecEngine->mcp.clockRate*mc->transecEngine->mcp.num_mcs*mc->transecEngine->mcp.executionTime);
    	constpart+=(mc->PHY->power.readOp.dynamic*0.1*mc->PHY->mcp.clockRate*mc->PHY->mcp.num_mcs*mc->PHY->mcp.executionTime);
    	constpart+=(cores[0]->exu->exeu->base_energy/cores[0]->exu->exeu->clockRate)*(cores[0]->exu->rf_fu_clockRate/cores[0]->exu->clockRate);
    	constpart+=(cores[0]->exu->mul->base_energy/cores[0]->exu->mul->clockRate);
    	constpart+=(cores[0]->exu->fp_u->base_energy/cores[0]->exu->fp_u->clockRate);
    	return constpart;
    }
#define COALESCE_SCALE  1
    double get_coefficient_readcoalescing()
    {
		double value=0;
		double perAccessCoalescingEnergy=COALESCE_SCALE * ((0.443e-3)*(0.5e-9)*g_tp.peri_global.Vdd*g_tp.peri_global.Vdd)/(1*1);
		value+=mc->frontend->PRT->local_result.power.readOp.dynamic;
		value+=mc->frontend->threadMasks->local_result.power.readOp.dynamic;
		value+=mc->frontend->PRC->local_result.power.readOp.dynamic;
		value+=perAccessCoalescingEnergy;
		return value;

    }
    double get_coefficient_writecoalescing()
    {
		double value=0;
		double perAccessCoalescingEnergy=COALESCE_SCALE *((0.443e-3)*(0.5e-9)*g_tp.peri_global.Vdd*g_tp.peri_global.Vdd)/(1*1);
		value+=(mc->frontend->PRT->local_result.power.writeOp.dynamic);
		value+=mc->frontend->threadMasks->local_result.power.writeOp.dynamic;
		value+=mc->frontend->PRC->local_result.power.writeOp.dynamic;
		value+=perAccessCoalescingEnergy;
		return value;
    }


	 double get_coefficient_noc_accesses() {
		double read_coef=0;
		// the 32/4 is applied to the NoC access counters (32/4*L2 cache access)
		read_coef+= nocs[0]->router->buffer.power.readOp.dynamic;
		read_coef+= nocs[0]->router->buffer.power.writeOp.dynamic;
		read_coef+= nocs[0]->router->crossbar.power.readOp.dynamic;
		read_coef+= nocs[0]->router->arbiter.power.readOp.dynamic;
		return read_coef;
	 }

	 double get_coefficient_l2_read_hits(){
      double read_coef=0;
      if(XML->sys.number_of_L2s>0)
    	  read_coef = l2array[0]->unicache.caches->local_result.power.readOp.dynamic;
		return read_coef;
	 }
	 
	 double get_coefficient_l2_read_misses(){
      double read_coef=0;
      if(XML->sys.number_of_L2s>0)
    	  read_coef = l2array[0]->unicache.caches->local_result.tag_array2->power.readOp.dynamic;
	  return read_coef;

	 }

	 double get_coefficient_l2_write_hits(){
      double read_coef=0;
      if(XML->sys.number_of_L2s>0)
    	  read_coef = l2array[0]->unicache.caches->local_result.power.writeOp.dynamic;
		return read_coef;

	 }
	 double get_coefficient_l2_write_misses(){
		double read_coef=0;
	     if(XML->sys.number_of_L2s>0){
		read_coef = l2array[0]->unicache.caches->local_result.tag_array2->power.writeOp.dynamic;//*(32/4); // removed by Jingwen, the scaling of 32/4 is not used in the mcpat
		read_coef +=l2array[0]->unicache.caches->local_result.power.writeOp.dynamic;
		read_coef += l2array[0]->unicache.missb->local_result.power.searchOp.dynamic;
		read_coef += l2array[0]->unicache.missb->local_result.power.writeOp.dynamic;
		read_coef += l2array[0]->unicache.ifb->local_result.power.searchOp.dynamic;
		read_coef += l2array[0]->unicache.ifb->local_result.power.writeOp.dynamic;
		read_coef += l2array[0]->unicache.prefetchb->local_result.power.searchOp.dynamic;
		read_coef += l2array[0]->unicache.prefetchb->local_result.power.writeOp.dynamic;
		read_coef += l2array[0]->unicache.wbb->local_result.power.searchOp.dynamic;
		read_coef += l2array[0]->unicache.wbb->local_result.power.writeOp.dynamic;
	     }

		return read_coef;

	 }


	 double get_coefficient_mem_reads()
	 {
		double value=0;
		value+= (mc->frontend->mcp.llcBlockSize*8.0/mc->frontend->mcp.dataBusWidth*mc->frontend->mcp.dataBusWidth/72)*
		  (mc->frontend->frontendBuffer->local_result.power.searchOp.dynamic);

		value+= (mc->frontend->mcp.llcBlockSize*8.0/mc->frontend->mcp.dataBusWidth*mc->frontend->mcp.dataBusWidth/72)*
		  (mc->frontend->frontendBuffer->local_result.power.readOp.dynamic);

//TODO: Jingwen this should only compute for one time?
		//value+=(mc->frontend->mcp.llcBlockSize*8.0/mc->frontend->mcp.dataBusWidth*mc->frontend->mcp.dataBusWidth/72)
		  //*(mc->frontend->frontendBuffer->local_result.power.readOp.dynamic);

		value+=(mc->frontend->mcp.llcBlockSize*8.0/mc->mcp.dataBusWidth)*
		  (mc->frontend->readBuffer->local_result.power.readOp.dynamic);

		value+=(mc->frontend->mcp.llcBlockSize*8.0/mc->mcp.dataBusWidth)*
		  (mc->frontend->readBuffer->local_result.power.writeOp.dynamic);

		value+=mc->dram->dramp.rd_coeff;
		/*
			value+=mc->frontend->PRT->local_result.power.readOp.dynamic;
			value+=mc->frontend->threadMasks->local_result.power.readOp.dynamic;
			value+=mc->frontend->PRC->local_result.power.readOp.dynamic;
			value+=perAccessCoalescingEnergy;
			*/
		value+=(mc->transecEngine->mcp.llcBlockSize*8.0/mc->transecEngine->mcp.dataBusWidth*mc->transecEngine->power_t.readOp.dynamic);

		//if mcp.type ==1 TODO: add this check here
		value += (mc->PHY->power_t.readOp.dynamic)*(mc->PHY->mcp.llcBlockSize)*8/1e9/mc->PHY->mcp.executionTime*(mc->PHY->mcp.executionTime);
                //printf("MC PHY read power coeff: %f\n",(mc->PHY->power_t.readOp.dynamic)*(mc->PHY->mcp.llcBlockSize)*8/1e9/mc->PHY->mcp.executionTime*(mc->PHY->mcp.executionTime));
                //printf("MC trans read power coeff: %f\n",(mc->transecEngine->mcp.llcBlockSize*8.0/mc->transecEngine->mcp.dataBusWidth*mc->transecEngine->power_t.readOp.dynamic));

//TODO: Jingwen nocs stats should not be here
//		value+= nocs[0]->router->buffer.power.readOp.dynamic*(32/4);
//		value+= nocs[0]->router->buffer.power.writeOp.dynamic*(32/4);
//		value+= nocs[0]->router->crossbar.power.readOp.dynamic*(32/4);
//		value+= nocs[0]->router->arbiter.power.readOp.dynamic*(32/4);

		//return 0.4*value;
		return value;
	 }


	 double get_coefficient_mem_writes()
	 {
		double value=0;

		value+=(mc->frontend->mcp.llcBlockSize*8.0/mc->frontend->mcp.dataBusWidth*mc->frontend->mcp.dataBusWidth/72)*
		  (mc->frontend->frontendBuffer->local_result.power.searchOp.dynamic);

		value+=(mc->frontend->mcp.llcBlockSize*8.0/mc->frontend->mcp.dataBusWidth*mc->frontend->mcp.dataBusWidth/72)*
		  (mc->frontend->frontendBuffer->local_result.power.writeOp.dynamic);

		//value+=(mc->frontend->mcp.llcBlockSize*8.0/mc->frontend->mcp.dataBusWidth*mc->frontend->mcp.dataBusWidth/72)*
		 // (mc->frontend->frontendBuffer->local_result.power.writeOp.dynamic);

		value+=(mc->frontend->mcp.llcBlockSize*8.0/mc->frontend->mcp.dataBusWidth)*
		  (mc->frontend->writeBuffer->local_result.power.readOp.dynamic);

		value+=(mc->frontend->mcp.llcBlockSize*8.0/mc->frontend->mcp.dataBusWidth)*
		  (mc->frontend->writeBuffer->local_result.power.writeOp.dynamic);

		value+=mc->dram->dramp.wr_coeff;
		/*
			value+=(mc->frontend->PRT->local_result.power.writeOp.dynamic);

			value+=mc->frontend->threadMasks->local_result.power.writeOp.dynamic;

			value+=mc->frontend->PRC->local_result.power.writeOp.dynamic;

			value+=perAccessCoalescingEnergy;
			*/

		value+=(mc->transecEngine->mcp.llcBlockSize*8.0/mc->transecEngine->mcp.dataBusWidth*mc->transecEngine->power_t.readOp.dynamic);


		//if mcp.type ==1 TODO: add this check here
		value += (mc->PHY->power_t.readOp.dynamic)*(mc->PHY->mcp.llcBlockSize)*8/1e9/mc->PHY->mcp.executionTime*(mc->PHY->mcp.executionTime);


//TODO: Jingwen nocs stats should not be here
//		value+= nocs[0]->router->buffer.power.readOp.dynamic*(32/4);
//
//		value+= nocs[0]->router->buffer.power.writeOp.dynamic*(32/4);
//
//		value+= nocs[0]->router->crossbar.power.readOp.dynamic*(32/4);
//
//		value+= nocs[0]->router->arbiter.power.readOp.dynamic*(32/4);
//
		//return 0.4*value;
		return value;
	 }

	 double get_coefficient_mem_pre()
	 {
		double value=0;
		value+=mc->dram->dramp.pre_coeff;
		//return 0.4*value;
		return value;
		
	 }

	 //nonlinear scale
	 void nonlinear_scale(int, double, int);
	 void coefficient_scale();
	 void iterative_lse(double *, double* );

	 ~Processor();
};

#endif /* PROCESSOR_H_ */