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CLK/Analyser/Static/Commodore/Target.hpp
2020-03-19 23:24:06 -04:00

79 lines
1.9 KiB
C++

//
// Target.hpp
// Clock Signal
//
// Created by Thomas Harte on 09/03/2018.
// Copyright 2018 Thomas Harte. All rights reserved.
//
#ifndef Analyser_Static_Commodore_Target_h
#define Analyser_Static_Commodore_Target_h
#include "../../../Reflection/Enum.hpp"
#include "../../../Reflection/Struct.hpp"
#include "../StaticAnalyser.hpp"
#include <string>
namespace Analyser {
namespace Static {
namespace Commodore {
struct Target: public Analyser::Static::Target, public Reflection::StructImpl<Target> {
enum class MemoryModel {
Unexpanded,
EightKB,
ThirtyTwoKB
};
ReflectableEnum(Region,
American,
Danish,
Japanese,
European,
Swedish
);
/// Maps from a named memory model to a bank enabled/disabled set.
void set_memory_model(MemoryModel memory_model) {
// This is correct for unexpanded and 32kb memory models.
enabled_ram.bank0 = enabled_ram.bank1 =
enabled_ram.bank2 = enabled_ram.bank3 =
enabled_ram.bank5 = memory_model == MemoryModel::ThirtyTwoKB;
// Bank 0 will need to be enabled if this is an 8kb machine.
enabled_ram.bank0 |= memory_model == MemoryModel::EightKB;
}
struct {
bool bank0 = false;
bool bank1 = false;
bool bank2 = false;
bool bank3 = false;
bool bank5 = false;
// Sic. There is no bank 4; this is because the area that logically would be
// bank 4 is occupied by the character ROM, colour RAM, hardware registers, etc.
} enabled_ram;
Region region = Region::European;
bool has_c1540 = false;
std::string loading_command;
Target() : Analyser::Static::Target(Machine::Vic20) {
if(needs_declare()) {
DeclareField(enabled_ram.bank0);
DeclareField(enabled_ram.bank1);
DeclareField(enabled_ram.bank2);
DeclareField(enabled_ram.bank3);
DeclareField(enabled_ram.bank5);
DeclareField(region);
DeclareField(has_c1540);
AnnounceEnum(Region);
}
}
};
}
}
}
#endif /* Analyser_Static_Commodore_Target_h */