mirror of
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64 lines
1.6 KiB
C++
64 lines
1.6 KiB
C++
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/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */
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/*
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* Vinace
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* Copyright (C) P.Y. Rollo 2009 <dev@pyrollo.com>
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*
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* Vinace is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Vinace is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _C_UNIT_HPP_
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#define _C_UNIT_HPP_
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#include "../types.h"
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#include "../c-memory.hpp"
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#include "../c-observable.hpp"
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// Helpers macros
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#define FLAG_RO(flag) \
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protected: \
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bool s_##flag; \
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public: \
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bool get_##flag() { return s_##flag; }
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#define FLAG_RW(flag) \
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protected: \
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bool s_##flag; \
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public: \
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bool get_ ##flag() { return s_##flag; } \
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void set_ ##flag(bool value) { s_##flag = value; notifyUpdate(); }
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#define CASE_READ(flag, addr) \
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case addr: return bool_to_b7(s_##flag);
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#define CASE_SWITCH(flag, addr0, addr1) \
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case addr0: s_##flag = false; break; \
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case addr1: s_##flag = true; break;
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//
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// CUnit : An abstract class for I/O Units
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//
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class CUnit: public CObservable
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{
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public:
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CUnit();
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virtual void reset() {};
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virtual BYTE read(BYTE addr) = 0;
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virtual void write(BYTE addr, BYTE byte) = 0;
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};
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#endif // _C_UNIT_HPP_
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