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DiskII: Fix for "DRIVES OFF forces the control flipflops to clear". (@sicklittlemonkey)
. fixes Zork0 (#926) and Shogun (#1315)
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@ -494,6 +494,10 @@ void __stdcall Disk2InterfaceCard::ControlMotor(WORD, WORD address, BYTE, BYTE,
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BOOL newState = address & 1;
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bool stateChanged = (newState != m_floppyMotorOn);
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// "2. [...] (DRIVES OFF forces the control flipflops to clear.)" (UTAIIe page 9-12)
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if (newState == FALSE)
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m_magnetStates = 0; // GH#926, GH#1315
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if (stateChanged)
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{
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m_floppyMotorOn = newState;
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