2 * Copyright (c) 2003 The Regents of The University of Michigan
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16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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30 * User Console Interface
33 #ifndef __CONSOLE_HH__
34 #define __CONSOLE_HH__
38 #include "base/circlebuf.hh"
39 #include "cpu/intr_control.hh"
40 #include "base/pollevent.hh"
41 #include "base/socket.hh"
42 #include "sim/sim_object.hh"
44 class ConsoleListener;
45 class SimConsole : public SimObject
48 class Event : public PollEvent
54 Event(SimConsole *c, int fd, int e);
55 void process(int revent);
67 ConsoleListener *listener;
70 SimConsole(const std::string &name, const std::string &file, int num);
76 std::ostream *outfile;
79 ///////////////////////
82 void attach(int fd, ConsoleListener *l = NULL) { attach(fd, fd, l); }
83 void attach(int in, int out, ConsoleListener *l = NULL);
89 void read(uint8_t &c) { read(&c, 1); }
90 size_t read(uint8_t *buf, size_t len);
91 void write(uint8_t c) { write(&c, 1); }
92 size_t write(const uint8_t *buf, size_t len);
97 // interrupt status/enable
108 // Get a character from the console.
109 // return of -1 means there is no character pending.
110 // Interrupts are cleared when the buffer is empty.
113 // Send a character to the console
114 void out(char c, bool raise_int = true);
117 TransmitInterrupt = 1,
121 // Read the current interrupt status of this console.
122 int intStatus() { return _status; }
124 // Set the interrupt enable bits.
126 void raiseInt(int i);
128 void initInt(IntrControl *i);
129 void setInt(int bits);
131 virtual void serialize(std::ostream &os);
132 virtual void unserialize(IniFile &db, const std::string §ion);
135 class ConsoleListener : public SimObject
138 class Event : public PollEvent
141 ConsoleListener *listener;
144 Event(ConsoleListener *l, int fd, int e)
145 : PollEvent(fd, e), listener(l) {}
146 void process(int revent);
152 typedef std::list<SimConsole *> list_t;
153 typedef list_t::iterator iter_t;
157 ListenSocket listener;
160 ConsoleListener(const std::string &name);
163 void add(SimConsole *cons);
166 void listen(int port);
169 #endif // __CONSOLE_HH__