main.cpp

SystemC可以由C语言直接开发硬件

/************************************************************************
 * file name:		main.cpp 
 * description:		  
 *
 * modification history
 * --------------------
 * 2003-6-21 19:19:21, created by zhuwei
 */

/* includes----------------------------------------------------------- */
#include "systemc.h"

/* defines------------------------------------------------------------ */
/* typedefs----------------------------------------------------------- */
typedef struct MEM_S
{
	int	mem[10];
	int	index;
	
	inline bool operator == (const MEM_S& m) const
	{
		bool	equal = true;

		for(int i=0; i<10; i++) 
		if(mem[i] != m.mem[i])
		{
			equal = false;
			break;
		}

		return equal;
	}

	inline MEM_S& operator = (const MEM_S& m) 
	{
		for(int i=0; i<10; i++) mem[i] = m.mem[i];
		return *this;
	}

	inline friend ostream& operator << ( ostream& os,  MEM_S const & m ) 
	{
		for(int i=0; i<10; i++) cout << m.mem[i] << "/";
		return os;
	}
	
	inline friend void sc_trace(sc_trace_file *tf, MEM_S const & m,const sc_string& NAME) 
	{
		for(int i=0; i<10; i++)
			sc_trace(tf, m.mem[i], "mem");
	}

}MEM_T;

struct module_a: sc_module
{
	sc_in_clk		clk; 
	sc_signal<MEM_T>	s_mem;
	MEM_T			v_mem;

	int			j;
	
	void run()
	{
		for(int i=0; i<10; i++) v_mem.mem[i] = j + i;
		s_mem = v_mem;
		j++;
	}

	// Constructor
	SC_CTOR(module_a):j(0)
	{
		SC_METHOD(run);
		sensitive_pos << clk;
	}
};

/* externs------------------------------------------------------------ */
/* globals------------------------------------------------------------ */
/* forward declarations----------------------------------------------- */

int sc_main(int argc, char *argv[])
{
	sc_clock	clk("clk", 10, SC_NS);

	module_a	ma("ma");
	ma(clk);

	sc_trace_file *tf = sc_create_vcd_trace_file("mem_vcd");
	sc_trace(tf, clk, "clk");
	sc_trace(tf, ma.s_mem, "ma.s_mem");

	sc_start(500, SC_NS);

	sc_close_vcd_trace_file(tf);

	return 0;
}