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Quick fixes properly to declare the DriveVIA, to ensure its interrupts take effect, and to wire ATN IN to CA1 rather than CB2.

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This commit is contained in:
Thomas Harte 2016-07-06 20:22:46 -04:00
parent 428fcdb978
commit f64cd8cfcb
3 changed files with 3 additions and 4 deletions
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2
Machines/Commodore/1540/Commodore1540.cpp
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@ -72,5 +72,5 @@ void Machine::set_rom(const uint8_t *rom)
void Machine::mos6522_did_change_interrupt_status(void *mos6522)
{
set_irq_line(_serialPortVIA->get_interrupt_line());
set_irq_line(_serialPortVIA->get_interrupt_line() || _driveVIA.get_interrupt_line());
}

4
Machines/Commodore/1540/Commodore1540.hpp
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@ -52,7 +52,7 @@ class SerialPortVIA: public MOS::MOS6522<SerialPortVIA>, public MOS::MOS6522IRQD
case ::Commodore::Serial::Line::Clock: _portB = (_portB & ~0x04) | (value ? 0 : 0x04); break;
case ::Commodore::Serial::Line::Attention:
_portB = (_portB & ~0x80) | (value ? 0 : 0x80);
set_control_line_input(Port::B, Line::Two, !value); // truth here is active low; the 6522 takes true to be high
set_control_line_input(Port::A, Line::One, !value); // truth here is active low; the 6522 takes true to be high
break;
}
}
@ -66,7 +66,7 @@ class SerialPortVIA: public MOS::MOS6522<SerialPortVIA>, public MOS::MOS6522IRQD
std::weak_ptr<::Commodore::Serial::Port> _serialPort;
};
class DriveVIA: public MOS::MOS6522<SerialPortVIA>, public MOS::MOS6522IRQDelegate {
class DriveVIA: public MOS::MOS6522<DriveVIA>, public MOS::MOS6522IRQDelegate {
public:
using MOS6522IRQDelegate::set_interrupt_status;
};

1
Machines/Commodore/Vic-20/Vic20.cpp
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@ -71,7 +71,6 @@ void Machine::write_to_map(uint8_t **map, uint8_t *area, uint16_t address, uint1
}
}
Machine::~Machine()
{
delete[] _rom;