c64vic.h
/*
* This file is part of libsidplayfp, a SID player engine.
*
* Copyright 2011-2019 Leandro Nini <drfiemost@users.sourceforge.net>
* Copyright 2007-2010 Antti Lankila
* Copyright 2001 Simon White
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef C64VIC_H
#define C64VIC_H
// The VIC emulation is very generic and here we need to effectively
// wire it into the computer (like adding a chip to a PCB).
#include "Banks/Bank.h"
#include "c64/c64env.h"
#include "sidendian.h"
#include "VIC_II/mos656x.h"
#include "sidcxx11.h"
namespace libsidplayfp
{
class c64vic final : public MOS656X, public Bank
{
private:
c64env &m_env;
protected:
void interrupt(bool state) override
{
m_env.interruptIRQ(state);
}
void setBA(bool state) override
{
m_env.setBA(state);
}
public:
c64vic(c64env &env) :
MOS656X(env.scheduler()),
m_env(env) {}
void poke(uint_least16_t address, uint8_t value) override
{
write(endian_16lo8(address), value);
}
uint8_t peek(uint_least16_t address) override
{
return read(endian_16lo8(address));
}
};
}
#endif // C64VIC_H
libsidplayfp::Bank
Definition Bank.h:36
libsidplayfp::MOS656X
Definition mos656x.h:46
libsidplayfp::MOS656X::write
void write(uint_least8_t addr, uint8_t data)
Definition mos656x.cpp:148
libsidplayfp::MOS656X::read
uint8_t read(uint_least8_t addr)
Definition mos656x.cpp:111
libsidplayfp::c64env
Definition c64env.h:41
libsidplayfp::c64vic
Definition c64vic.h:45
libsidplayfp::c64vic::poke
void poke(uint_least16_t address, uint8_t value) override
Definition c64vic.h:65
libsidplayfp::c64vic::peek
uint8_t peek(uint_least16_t address) override
Definition c64vic.h:70