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source: trunk/IPs/systemC/processor/Morpheo/Behavioural/include/Signal.h @ 129

Last change on this file since 129 was 129, checked in by rosiere, 15 years ago
1) Debug_Signal
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File size: 10.0 KB

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1	#ifndef morpheo_behavioural_Signal_h
2	#define morpheo_behavioural_Signal_h
3
4	/*
5	* $Id: Signal.h 129 2009-06-29 16:38:40Z rosiere $
6	*
7	* [ Description ]
8	*
9	*/
10
11	#ifdef SYSTEMC
12	#include "systemc.h"
13	#endif
14
15	#include <stdint.h>
16	#include <iostream>
17
18	#ifdef VHDL
19	#include "Behavioural/include/Vhdl.h"
20	#endif
21
22	#include "Behavioural/include/Parameters.h"
23	#include "Behavioural/include/Direction.h"
24	#include "Behavioural/include/XML.h"
25	#include "Behavioural/include/Debug_signal.h"
26	#include "Common/include/ErrorMorpheo.h"
27	#include "Common/include/ToBase2.h"
28	#include "Common/include/ToString.h"
29	#include "Common/include/Debug.h"
30
31	namespace morpheo {
32	namespace behavioural {
33
34	typedef enum {UNKNOW ,
35	BOOL ,
36	UINT8_T ,
37	UINT16_T ,
38	UINT32_T ,
39	UINT64_T } type_info_t;
40
41	typedef enum {PORT_SYSTEMC_NO , // also, vhdl_no and testbench_no
42	PORT_VHDL_YES_TESTBENCH_YES,
43	PORT_VHDL_YES_TESTBENCH_NO ,
44	PORT_VHDL_NO_TESTBENCH_YES ,
45	PORT_VHDL_NO_TESTBENCH_NO ,
46	CLOCK_VHDL_YES ,
47	CLOCK_VHDL_NO ,
48	RESET_VHDL_YES ,
49	RESET_VHDL_NO } presence_port_t;
50
51	class Signal
52	{
53	friend class Interface;
54
55	// -----[ fields ]----------------------------------------------------
56	private : const std::string _name ;
57	private : const direction_t _direction ;
58	private : const presence_port_t _presence_port ;
59	private : uint32_t _size ;
60
61	private : Signal * _connect_to_signal ; // the actual implementaion, this signal link with one signal (but if signal is an output, it can be connect with many signal ...)
62	private : Signal * _connect_from_signal ; // producter of signal. If NULL, then producteur is the current entity
63	private : bool _is_allocate ; // Have allocate a sc_in or sc_out port
64	private : void * _sc_signal ; // sc_in or sc_out associated at this signal
65	private : void * _sc_signal_map ; // sc_out generated this signal
66	private : bool _is_map_as_toplevel_dest ;
67	private : bool _is_map_as_component_src ;
68	private : bool _is_map_as_component_dest;
69	private : type_info_t _type_info ;
70
71	#ifdef VHDL_TESTBENCH
72	private : std::list<std::string> * _list_value ;
73	#endif
74
75	// -----[ methods ]---------------------------------------------------
76	public : Signal (std::string name ,
77	direction_t direction ,
78	uint32_t size ,
79	presence_port_t presence_port = PORT_VHDL_YES_TESTBENCH_YES);
80	public : Signal (const Signal &);
81	public : ~Signal ();
82
83	public : std::string get_name (void);
84	public : uint32_t get_size (void);
85	public : void set_size (uint32_t size);
86	public : void set_size_max (uint32_t size);
87
88	public : Signal * get_connect_to_signal (void);
89	public : Signal * get_connect_from_signal (void);
90	public : direction_t get_direction (void);
91	public : type_info_t get_type_info (void);
92
93	public : void * get_sc_signal (void);
94
95	public : bool presence_vhdl (void);
96	public : bool presence_testbench (void);
97
98	public : bool test_map (uint32_t depth, bool top_level, bool is_behavioural);
99	//public : bool test_equi (uint32_t depth);
100
101	public : void link (Signal * signal_dest,
102	bool signal_dest_is_port);
103
104	public : void connect (Signal * signal_dest);
105
106	#ifdef SYSTEMC
107	public :template <typename T>
108	T read (void)
109	{
110	switch (_direction)
111	{
112	case IN : {return read_in <T>();}
113	case OUT : {return read_out <T>();}
114	default : throw (ErrorMorpheo ("Signal \""+_name+"\" : direction unknow.\n"));
115	}
116	}
117
118	public :template <typename T>
119	T read_in (void)
120	{
121	switch (_type_info)
122	{
123	case BOOL : return (static_cast<sc_in <bool > *>(_sc_signal_map)->read());
124	case UINT8_T : return (static_cast<sc_in <uint8_t > *>(_sc_signal_map)->read());
125	case UINT16_T : return (static_cast<sc_in <uint16_t> *>(_sc_signal_map)->read());
126	case UINT32_T : return (static_cast<sc_in <uint32_t> *>(_sc_signal_map)->read());
127	case UINT64_T : return (static_cast<sc_in <uint64_t> *>(_sc_signal_map)->read());
128	default : throw (ErrorMorpheo ("Signal \""+_name+"\" : type unknow.\n"));
129	}
130	}
131
132	public :template <typename T>
133	T read_out(void)
134	{
135	switch (_type_info)
136	{
137	case BOOL : return (static_cast<sc_out <bool > *>(_sc_signal_map)->read());
138	case UINT8_T : return (static_cast<sc_out <uint8_t > *>(_sc_signal_map)->read());
139	case UINT16_T : return (static_cast<sc_out <uint16_t> *>(_sc_signal_map)->read());
140	case UINT32_T : return (static_cast<sc_out <uint32_t> *>(_sc_signal_map)->read());
141	case UINT64_T : return (static_cast<sc_out <uint64_t> *>(_sc_signal_map)->read());
142	default : throw (ErrorMorpheo ("Signal \""+_name+"\" : type unknow.\n"));
143	}
144	}
145
146	#undef FUNCTION
147	#define FUNCTION "Signal::alloc"
148	public : template <typename T>
149	void alloc (void * sc_signal)
150	{
151	log_printf(FUNC,Behavioural,FUNCTION,"Begin");
152
153	if (_type_info != UNKNOW)
154	throw (ErrorMorpheo (toString(_("Signal \"%s\" : already allocate.\n"),_name.c_str())));
155
156	if (test<T>(_size) == false)
157	throw (ErrorMorpheo (toString(_("Signal \"%s\" : size is too small (%d bits) to the associate type (%d bits).\n"),_name.c_str(),_size,8*sizeof(T))));
158
159	_is_allocate = true;
160	_sc_signal = sc_signal;
161	_sc_signal_map = sc_signal;
162
163	DEBUG_SIGNAL_ADD(sc_signal);
164
165	if (typeid(T) == typeid(bool ))
166	_type_info = BOOL;
167	else
168	if (typeid(T) == typeid(uint8_t ))
169	_type_info = UINT8_T;
170	else
171	if (typeid(T) == typeid(uint16_t))
172	_type_info = UINT16_T;
173	else
174	if (typeid(T) == typeid(uint32_t))
175	_type_info = UINT32_T;
176	else
177	if (typeid(T) == typeid(uint64_t))
178	_type_info = UINT64_T;
179	else
180	_type_info = UNKNOW;
181
182	log_printf(TRACE,Behavioural,FUNCTION, "Allocation of %s (%s, 0x%.8x)", _name.c_str(),toString(_type_info).c_str(), static_cast<uint32_t>(reinterpret_cast<uint64_t>(_sc_signal_map)));
183
184	log_printf(FUNC,Behavioural,FUNCTION,"End");
185	}
186	#endif
187
188	#ifdef VHDL
189	public : void set_port (Vhdl * & vhdl);
190	# ifdef VHDL_TESTBENCH
191	public : Signal * get_clock (void);
192	public : Signal * get_reset (void);
193	public : uint32_t get_reset_cycle (bool active_low);
194
195	public : void set_signal (Vhdl * & vhdl);
196	public : void get_name_vhdl (std::list<std::string> * & list_signal);
197
198	public : void testbench (void);
199	public : void testbench_body (Vhdl * & vhdl ,
200	std::string counter_name ,
201	std::string reset_name );
202	public : void testbench_test_ok(Vhdl * & vhdl );
203	# endif
204	#endif
205	public : XML toXML (void);
206
207	public : friend std::ostream& operator<< (std::ostream& output_stream,
208	morpheo::behavioural::Signal & x);
209
210	};
211	}; // end namespace behavioural
212
213
214
215
216	template<> inline std::string toString<morpheo::behavioural::presence_port_t>(const morpheo::behavioural::presence_port_t& x)
217	{
218	switch (x)
219	{
220	case morpheo::behavioural::PORT_VHDL_YES_TESTBENCH_YES : return "Port is in VHDL's model and TestBench's model" ; break;
221	case morpheo::behavioural::PORT_VHDL_YES_TESTBENCH_NO : return "Port is in VHDL's model " ; break;
222	case morpheo::behavioural::PORT_VHDL_NO_TESTBENCH_YES : return "Port is in TestBench's model" ; break;
223	case morpheo::behavioural::PORT_VHDL_NO_TESTBENCH_NO : return "Port is in none model " ; break;
224	case morpheo::behavioural::CLOCK_VHDL_YES : return "Clock is in VHDL's model " ; break;
225	case morpheo::behavioural::CLOCK_VHDL_NO : return "Clock is not in VHDL's model " ; break;
226	case morpheo::behavioural::RESET_VHDL_YES : return "Reset is in VHDL's model " ; break;
227	case morpheo::behavioural::RESET_VHDL_NO : return "Reset is not in VHDL's model " ; break;
228	default : return ""; break;
229	}
230	}
231
232	typedef enum {UNKNOW ,
233	BOOL ,
234	UINT8_T ,
235	UINT16_T ,
236	UINT32_T ,
237	UINT64_T } type_info_t;
238
239	template<> inline std::string toString<morpheo::behavioural::type_info_t>(const morpheo::behavioural::type_info_t& x)
240	{
241	switch (x)
242	{
243	case morpheo::behavioural::BOOL : return "bool" ; break;
244	case morpheo::behavioural::UINT8_T : return "uint8_t" ; break;
245	case morpheo::behavioural::UINT16_T : return "uint16_t"; break;
246	case morpheo::behavioural::UINT32_T : return "uint32_t"; break;
247	case morpheo::behavioural::UINT64_T : return "uint64_t"; break;
248	case morpheo::behavioural::UNKNOW :
249	default : return "unknow" ; break;
250	}
251	}
252
253	}; // end namespace morpheo
254
255	#endif

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