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uvahotspot
GitHub Repository: uvahotspot/HotSpot
 Path: blob/master/temperature_block.h
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#ifndef __TEMPERATURE_BLOCK_H_

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#define __TEMPERATURE_BLOCK_H_

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#include "temperature.h"

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/* functional block layers	*/

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/* total	*/

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#define NL	4

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/* silicon is always layer 0	*/

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/* interface layer	*/

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#define IFACE	1

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/* heat spreader	*/

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#define HSP	2

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/* heat sink */

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#define HSINK 3

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/* block thermal model	*/

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typedef struct block_model_t_st

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{

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	/* floorplan	*/

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	flp_t *flp;

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	/* configuration	*/

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	thermal_config_t config;

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	/* main matrices	*/

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	/* conductance matrix */

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	double **b;

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	/* LUP decomposition of b	*/

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	double **lu; 

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	int *p;

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	/* diagonal capacitance matrix stored as a 1-d vector	*/

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	double *a; 

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	/* inverse of the above	*/

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	double *inva;

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	/* c = inva * b	*/

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	double **c;

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	/* package parameters	*/

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	package_RC_t pack;

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	/* intermediate vectors and matrices	*/

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	double *gx, *gy;

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	double *gx_int, *gy_int;

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	double *gx_sp, *gy_sp;

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	double *gx_hs, *gy_hs;

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	double *g_amb;

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	double *t_vector;

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	double **len, **g;

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	int **border;

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	/* total no. of nodes	*/

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	int n_nodes;

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	/* total no. of blocks	*/

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	int n_units;

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	/* to allow for resizing	*/

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	int base_n_units;

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	/* flags	*/

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	int r_ready;	/* are the R's initialized?	*/

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	int c_ready;	/* are the C's initialized?	*/

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}block_model_t;

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/* constructor/destructor	*/

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/* placeholder is an empty floorplan frame with only the names of the functional units	*/

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block_model_t *alloc_block_model(thermal_config_t *config, flp_t *placeholder);

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void delete_block_model(block_model_t *model);

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/* initialization	*/

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void populate_R_model_block(block_model_t *model, flp_t *flp);

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void populate_C_model_block(block_model_t *model, flp_t *flp);

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/* hotspot main interfaces - temperature.c	*/

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void steady_state_temp_block(block_model_t *model, double *power, double *temp);

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void compute_temp_block(block_model_t *model, double *power, double *temp, double time_elapsed);

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/* differs from 'dvector()' in that memory for internal nodes is also allocated	*/

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double *hotspot_vector_block(block_model_t *model);

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/* copy 'src' to 'dst' except for a window of 'size'

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 * elements starting at 'at'. useful in floorplan

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 * compaction

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 */

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void trim_hotspot_vector_block(block_model_t *model, double *dst, double *src, 

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						 	   int at, int size);

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/* update the model's node count	*/						 

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void resize_thermal_model_block(block_model_t *model, int n_units);						 

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void set_temp_block (block_model_t *model, double *temp, double val);

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void dump_temp_block (block_model_t *model, double *temp, char *file);

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void copy_temp_block (block_model_t *model, double *dst, double *src);

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void read_temp_block (block_model_t *model, double *temp, char *file, int clip);

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void dump_power_block(block_model_t *model, double *power, char *file);

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void read_power_block (block_model_t *model, double *power, char *file);

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double find_max_temp_block(block_model_t *model, double *temp);

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double find_avg_temp_block(block_model_t *model, double *temp);

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double calc_sink_temp_block(block_model_t *model, double *temp, thermal_config_t *config); //for natural convection package model

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/* debug print	*/

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void debug_print_block(block_model_t *model);

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#endif

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