gem5  v21.2.1.1
signal_receiver.hh
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27 
28 #ifndef __ARCH_ARM_FASTMODEL_COMMON_SIGNAL_RECEIVER_HH__
29 #define __ARCH_ARM_FASTMODEL_COMMON_SIGNAL_RECEIVER_HH__
30 
31 #pragma GCC diagnostic push
32 #pragma GCC diagnostic ignored "-Woverloaded-virtual"
33 #include <amba_pv.h>
34 #pragma GCC diagnostic pop
35 
36 #include <functional>
37 
38 #include "base/compiler.hh"
39 
40 namespace gem5
41 {
42 
43 GEM5_DEPRECATED_NAMESPACE(FastModel, fastmodel);
44 namespace fastmodel
45 {
46 
47 class SignalReceiver : public amba_pv::signal_slave_base<bool>
48 {
49  public:
50  typedef std::function<void(bool)> OnChangeFunc;
51 
52  private:
53  bool _state;
55 
56  public:
57  amba_pv::signal_slave_export<bool> signal_in;
58 
59  SignalReceiver(const std::string &name, OnChangeFunc on_change=nullptr) :
60  SignalReceiver(name.c_str(), on_change)
61  {}
62 
63  SignalReceiver(const char *name, OnChangeFunc on_change=nullptr) :
64  amba_pv::signal_slave_base<bool>(name),
65  _state(false), _onChange(on_change)
66  {
67  signal_in.bind(*this);
68  }
69 
70  void onChange(OnChangeFunc func) { _onChange = func; }
71 
72  void
73  set_state(int export_id, const bool &new_state) override
74  {
75  if (new_state == _state)
76  return;
77 
78  _state = new_state;
80  }
81 };
82 
83 } // namespace fastmodel
84 } // namespace gem5
85 
86 #endif // __ARCH_ARM_FASTMODEL_COMMON_SIGNAL_RECEIVER_HH__
gem5::fastmodel::SignalReceiver::signal_in
amba_pv::signal_slave_export< bool > signal_in
Definition: signal_receiver.hh:57
gem5::fastmodel::SignalReceiver::_state
bool _state
Definition: signal_receiver.hh:53
compiler.hh
gem5::fastmodel::SignalReceiver::_onChange
OnChangeFunc _onChange
Definition: signal_receiver.hh:54
gem5::GEM5_DEPRECATED_NAMESPACE
GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi)
name
const std::string & name()
Definition: trace.cc:49
gem5::fastmodel::SignalReceiver::onChange
void onChange(OnChangeFunc func)
Definition: signal_receiver.hh:70
gem5::fastmodel::SignalReceiver::set_state
void set_state(int export_id, const bool &new_state) override
Definition: signal_receiver.hh:73
gem5::fastmodel::SignalReceiver::SignalReceiver
SignalReceiver(const std::string &name, OnChangeFunc on_change=nullptr)
Definition: signal_receiver.hh:59
gem5::fastmodel::SignalReceiver::OnChangeFunc
std::function< void(bool)> OnChangeFunc
Definition: signal_receiver.hh:50
gem5
Reference material can be found at the JEDEC website: UFS standard http://www.jedec....
Definition: tlb.cc:60
gem5::fastmodel::SignalReceiver::SignalReceiver
SignalReceiver(const char *name, OnChangeFunc on_change=nullptr)
Definition: signal_receiver.hh:63
gem5::fastmodel::SignalReceiver
Definition: signal_receiver.hh:47

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