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72 lines
2.0 KiB
Plaintext
72 lines
2.0 KiB
Plaintext
//
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// C1540Bridge.m
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// Clock Signal
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//
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// Created by Thomas Harte on 09/07/2016.
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// Copyright © 2016 Thomas Harte. All rights reserved.
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//
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#import "C1540Bridge.h"
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#include "C1540.hpp"
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#include "NSData+StdVector.h"
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#include "CSROMFetcher.hpp"
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class VanillaSerialPort: public Commodore::Serial::Port {
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public:
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void set_input(Commodore::Serial::Line line, Commodore::Serial::LineLevel value) {
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_input_line_levels[(int)line] = value;
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}
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Commodore::Serial::LineLevel _input_line_levels[5];
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};
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@implementation C1540Bridge {
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std::unique_ptr<Commodore::C1540::Machine> _c1540;
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std::shared_ptr<Commodore::Serial::Bus> _serialBus;
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std::shared_ptr<VanillaSerialPort> _serialPort;
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}
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- (instancetype)init {
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self = [super init];
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if(self) {
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_serialBus.reset(new ::Commodore::Serial::Bus);
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_serialPort.reset(new VanillaSerialPort);
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_c1540.reset(new Commodore::C1540::Machine(Commodore::C1540::Machine::C1540));
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CSApplyROMFetcher(*_c1540);
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_c1540->set_serial_bus(_serialBus);
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Commodore::Serial::AttachPortAndBus(_serialPort, _serialBus);
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}
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return self;
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}
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- (void)runForCycles:(NSUInteger)numberOfCycles {
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_c1540->run_for(Cycles((int)numberOfCycles));
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}
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- (void)setAttentionLine:(BOOL)attentionLine {
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_serialPort->set_output(Commodore::Serial::Line::Attention, attentionLine ? Commodore::Serial::LineLevel::High : Commodore::Serial::LineLevel::Low);
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}
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- (BOOL)attentionLine {
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return _serialPort->_input_line_levels[Commodore::Serial::Line::Attention];
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}
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- (void)setDataLine:(BOOL)dataLine {
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_serialPort->set_output(Commodore::Serial::Line::Data, dataLine ? Commodore::Serial::LineLevel::High : Commodore::Serial::LineLevel::Low);
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}
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- (BOOL)dataLine {
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return _serialPort->_input_line_levels[Commodore::Serial::Line::Data];
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}
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- (void)setClockLine:(BOOL)clockLine {
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_serialPort->set_output(Commodore::Serial::Line::Clock, clockLine ? Commodore::Serial::LineLevel::High : Commodore::Serial::LineLevel::Low);
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}
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- (BOOL)clockLine {
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return _serialPort->_input_line_levels[Commodore::Serial::Line::Clock];
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}
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@end
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