79 lines
1.8 KiB
Plaintext
79 lines
1.8 KiB
Plaintext
/*
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* This file is part of libsidplayfp, a SID player engine.
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*
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* Copyright 2011-2015 Leandro Nini <drfiemost@users.sourceforge.net>
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* Copyright 2007-2010 Antti Lankila
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* Copyright 2001 Simon White
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* 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
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef C64VIC_H
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#define C64VIC_H
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// The VIC emulation is very generic and here we need to effectively
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// wire it into the computer (like adding a chip to a PCB).
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#include "Banks/Bank.h"
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#include "c64/c64env.h"
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#include "sidendian.h"
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#include "VIC_II/mos656x.h"
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#include "sidcxx11.h"
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namespace libsidplayfp
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{
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/**
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* VIC-II
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*
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* Located at $D000-$D3FF
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*/
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class c64vic final : public MOS656X, public Bank
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{
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private:
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c64env &m_env;
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protected:
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void interrupt(bool state) override
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{
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m_env.interruptIRQ(state);
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}
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void setBA(bool state) override
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{
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m_env.setBA(state);
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}
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public:
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c64vic(c64env &env) :
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MOS656X(env.scheduler()),
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m_env(env) {}
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void poke(uint_least16_t address, uint8_t value) override
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{
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write(endian_16lo8(address), value);
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}
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uint8_t peek(uint_least16_t address) override
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{
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return read(endian_16lo8(address));
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}
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};
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}
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#endif // C64VIC_H
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