2018-01-05 03:18:18 +00:00
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//
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// ASCII16kb.hpp
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// Clock Signal
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//
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// Created by Thomas Harte on 04/01/2018.
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2018-05-13 19:19:52 +00:00
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// Copyright 2018 Thomas Harte. All rights reserved.
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2018-01-05 03:18:18 +00:00
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//
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#ifndef ASCII16kb_hpp
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#define ASCII16kb_hpp
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2023-01-13 04:01:11 +00:00
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#include "../MemorySlotHandler.hpp"
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2018-01-05 03:18:18 +00:00
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namespace MSX {
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namespace Cartridge {
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2023-01-13 04:02:24 +00:00
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class ASCII16kbROMSlotHandler: public MemorySlotHandler {
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2018-01-05 03:18:18 +00:00
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public:
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2023-01-13 04:01:11 +00:00
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ASCII16kbROMSlotHandler(MSX::MemorySlot &slot) : slot_(slot) {}
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2018-01-05 03:18:18 +00:00
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2020-01-24 03:57:51 +00:00
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void write(uint16_t address, uint8_t value, bool pc_is_outside_bios) final {
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2018-01-05 03:18:18 +00:00
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switch(address >> 11) {
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2018-01-23 02:50:56 +00:00
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default:
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2018-02-12 01:51:39 +00:00
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if(pc_is_outside_bios) confidence_counter_.add_miss();
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2018-01-23 02:50:56 +00:00
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break;
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2018-01-05 03:18:18 +00:00
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case 0xc:
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2018-02-12 01:32:45 +00:00
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if(pc_is_outside_bios) {
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if(address == 0x6000) confidence_counter_.add_hit(); else confidence_counter_.add_equivocal();
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}
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2023-01-13 04:01:11 +00:00
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slot_.map(0, value * 0x4000, 0x4000, 0x4000);
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2018-01-05 03:18:18 +00:00
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break;
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case 0xe:
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2018-02-12 01:32:45 +00:00
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if(pc_is_outside_bios) {
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if(address == 0x7000 || address == 0x77ff) confidence_counter_.add_hit(); else confidence_counter_.add_equivocal();
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}
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2023-01-13 04:01:11 +00:00
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slot_.map(0, value * 0x4000, 0x8000, 0x4000);
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2018-01-05 03:18:18 +00:00
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break;
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}
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}
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2020-01-24 03:57:51 +00:00
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virtual std::string debug_type() final {
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2019-03-02 23:07:05 +00:00
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return "A16";
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2018-02-01 12:53:52 +00:00
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}
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2018-01-05 03:18:18 +00:00
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private:
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2023-01-13 04:01:11 +00:00
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MSX::MemorySlot &slot_;
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2018-01-05 03:18:18 +00:00
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};
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}
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}
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#endif /* ASCII16kb_hpp */
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