source: trunk/IPs/systemC/processor/Morpheo/Behavioural/Generic/Select/Select_Priority_Fixed/src/Select_Priority_Fixed_vhdl_body.cpp @ 10

Last change on this file since 10 was 10, checked in by rosiere, 17 years ago
File size: 1.5 KB
Line 
1#ifdef VHDL
2/*
3 * $Id$
4 *
5 * [ Description ]
6 *
7 */
8
9#include "Behavioural/Generic/Select/Priority_Fixed/include/Priority_Fixed.h"
10
11namespace morpheo                    {
12namespace behavioural {
13namespace generic {
14namespace select {
15namespace priority_fixed {
16
17
18  void Priority_Fixed::vhdl_body (Vhdl & vhdl)
19  {
20    log_printf(FUNC,Priority_Fixed,"vhdl_body","Begin");
21    vhdl.set_body ("");
22
23    vhdl.set_body("internal_entity <=");
24    for (uint32_t i=0; i<_param._nb_entity; i++)
25      {
26        vhdl.set_body("\t"+std_logic_conv(_param._size_entity+1,i)+" when in_VAL_"+toString(i)+"='1' else");
27      }
28    vhdl.set_body("\t"+std_logic_conv(_param._size_entity+1,1<<_param._size_entity)+";");
29    vhdl.set_body ("");
30
31    if (_param._encoding_one_hot)
32      {
33        for (uint32_t i=0; i<_param._nb_entity; i++)
34          vhdl.set_body("out_ACK_"+toString(i)+" <= '1' when internal_entity"+std_logic_range(_param._size_entity+1)+" = "+std_logic_conv(_param._size_entity+1,i)+" else '0';");
35        vhdl.set_body ("");
36      }
37
38    if (_param._encoding_compact)
39      {
40        vhdl.set_body ("out_ENTITY     <=     internal_entity"+std_logic_range(_param._size_entity-1,                  0)+";");
41        vhdl.set_body ("out_ENTITY_ACK <= not internal_entity"+std_logic_range(_param._size_entity  ,_param._size_entity)+";");
42      }   
43   
44    log_printf(FUNC,Priority_Fixed,"vhdl_body","End");
45  };
46
47}; // end namespace priority_fixed
48}; // end namespace select
49}; // end namespace generic
50
51}; // end namespace behavioural
52}; // end namespace morpheo             
53#endif
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