1/*
2 * Copyright (c) 2009 Mark D. Hill and David A. Wood
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

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46class MessageBuffer;
47class Network;
48
49class AbstractController : public ClockedObject, public Consumer
50{
51 public:
52 typedef RubyControllerParams Params;
53 AbstractController(const Params *p);
54 const Params *params() const { return (const Params *)_params; }
55 virtual MessageBuffer* getMandatoryQueue() const = 0;
56 virtual const int & getVersion() const = 0;
57 virtual const std::string toString() const = 0; // returns text version of
58 // controller type
59 virtual const std::string getName() const = 0; // return instance name
60 virtual void blockOnQueue(Address, MessageBuffer*) = 0;
61 virtual void unblock(Address) = 0;

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79 //! The return value indicates the number of messages written with the
80 //! data from the packet.
81 virtual uint32_t functionalWriteBuffers(PacketPtr&) = 0;
82
83 //! Function for enqueuing a prefetch request
84 virtual void enqueuePrefetch(const Address&, const RubyRequestType&)
85 { fatal("Prefetches not implemented!");}
86
87 protected:
88 int m_transitions_per_cycle;
89 int m_buffer_size;
90 int m_recycle_latency;
91 std::string m_name;
92 std::map<std::string, std::string> m_cfg;
93 NodeID m_version;
94 Network* m_net_ptr;
95 MachineID m_machineID;
96 bool m_is_blocking;
97 std::map<Address, MessageBuffer*> m_block_map;
98 typedef std::vector<MessageBuffer*> MsgVecType;
99 typedef std::map< Address, MsgVecType* > WaitingBufType;
100 WaitingBufType m_waiting_buffers;
101 int m_max_in_port_rank;
102 int m_cur_in_port_rank;
103 int m_number_of_TBEs;
104};
105
106#endif // __MEM_RUBY_SLICC_INTERFACE_ABSTRACTCONTROLLER_HH__