28 lines
381 B
ArmAsm
28 lines
381 B
ArmAsm
#if ROM_LAYOUT_STD || (ROM_LAYOUT_M65 && SEGMENT_KERNAL_0)
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//
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// Kernal internal IEC routine
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//
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// - https://www.pagetable.com/?p=1031, https://github.com/mist64/cbmbus_doc
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//
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#if CONFIG_IEC
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iec_cmd_close:
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jsr iec_check_channel_openclose
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bcc !+
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jmp kernalerror_FILE_NOT_INPUT
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!:
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ora #$E0
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jmp common_open_close_unlsn_second
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#endif // CONFIG_IEC
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#endif // ROM layout
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