OpenFPGA/vpr7_x2p/vpr/SRC/power/power_sizing.h

46 lines
1.6 KiB
C

/*********************************************************************
* The following code is part of the power modelling feature of VTR.
*
* For support:
* http://code.google.com/p/vtr-verilog-to-routing/wiki/Power
*
* or email:
* vtr.power.estimation@gmail.com
*
* If you are using power estimation for your researach please cite:
*
* Jeffrey Goeders and Steven Wilton. VersaPower: Power Estimation
* for Diverse FPGA Architectures. In International Conference on
* Field Programmable Technology, 2012.
*
********************************************************************/
/**
* The functions in this file are used to count the transistors in the
* FPGA, for physical size estimations
*/
#ifndef __POWER_TRANSISTOR_CNT_H__
#define __POWER_TRANSISTOR_CNT_H__
/************************* INCLUDES *********************************/
#include "physical_types.h"
/************************* DEFINES **********************************/
/* Design rules, values in LAMBDA, where tech size = 2 LAMBDA */
#define POWER_DRC_MIN_L 2.0
#define POWER_DRC_MIN_W 5.0
#define POWER_DRC_MIN_DIFF_L 5.5
#define POWER_DRC_SPACING 3.0
#define POWER_DRC_POLY_OVERHANG 2.5
#define POWER_MTA_W (POWER_DRC_MIN_W + POWER_DRC_POLY_OVERHANG + POWER_DRC_SPACING)
#define POWER_MTA_L (POWER_DRC_MIN_L + 2 * POWER_DRC_MIN_DIFF_L + POWER_DRC_SPACING)
/************************* FUNCTION DECLARATION *********************/
void power_sizing_init(t_arch * arch);
double power_count_transistors_buffer(float buffer_size);
double power_transistor_area(double num_transistors);
#endif