1 | #ifdef VHDL |
---|
2 | /* |
---|
3 | * $Id$ |
---|
4 | * |
---|
5 | * [ Description ] |
---|
6 | * |
---|
7 | */ |
---|
8 | |
---|
9 | #include "Behavioural/Generic/Queue/include/Queue.h" |
---|
10 | |
---|
11 | namespace morpheo { |
---|
12 | namespace behavioural { |
---|
13 | namespace generic { |
---|
14 | namespace queue { |
---|
15 | |
---|
16 | |
---|
17 | #undef FUNCTION |
---|
18 | #define FUNCTION "Queue::vhdl_declaration" |
---|
19 | void Queue::vhdl_declaration (Vhdl * & vhdl) |
---|
20 | { |
---|
21 | log_printf(FUNC,Queue,FUNCTION,"Begin"); |
---|
22 | |
---|
23 | vhdl->set_type ("Tqueue","array ("+toString(_param->_size_queue-1)+" downto 0) of "+std_logic(_param->_size_data)); |
---|
24 | |
---|
25 | vhdl->set_signal ("reg_DATA ", "Tqueue"); |
---|
26 | vhdl->set_signal ("reg_FULL ", 1); |
---|
27 | vhdl->set_signal ("reg_EMPTY ", 1); |
---|
28 | if (_param->_size_queue > 1) |
---|
29 | { |
---|
30 | vhdl->set_signal ("reg_PTR_READ ", log2(_param->_size_queue)); |
---|
31 | vhdl->set_signal ("reg_PTR_WRITE ", log2(_param->_size_queue)); |
---|
32 | } |
---|
33 | vhdl->set_signal ("signal_READ ", 1); |
---|
34 | vhdl->set_signal ("signal_WRITE ", 1); |
---|
35 | vhdl->set_signal ("signal_PTR_EQUAL ", 1); |
---|
36 | |
---|
37 | if (_param->_size_queue > 1) |
---|
38 | { |
---|
39 | vhdl->set_signal ("signal_NEXT_PTR_READ ", log2(_param->_size_queue)); |
---|
40 | vhdl->set_signal ("signal_NEXT_PTR_WRITE", log2(_param->_size_queue)); |
---|
41 | } |
---|
42 | |
---|
43 | vhdl->set_signal ("signal_NEXT_FULL ", 1); |
---|
44 | vhdl->set_signal ("signal_NEXT_EMPTY ", 1); |
---|
45 | |
---|
46 | if (_param->_size_queue > 1) |
---|
47 | { |
---|
48 | vhdl->set_constant("const_PTR_INIT ", log2(_param->_size_queue), 0); |
---|
49 | if (is_log2(_param->_size_queue) == false) |
---|
50 | vhdl->set_constant("const_PTR_MAX ", log2(_param->_size_queue), _param->_size_queue-1); |
---|
51 | } |
---|
52 | log_printf(FUNC,Queue,FUNCTION,"End"); |
---|
53 | }; |
---|
54 | |
---|
55 | }; // end namespace queue |
---|
56 | }; // end namespace generic |
---|
57 | }; // end namespace behavioural |
---|
58 | }; // end namespace morpheo |
---|
59 | #endif |
---|