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    SubjectRe: IO APIC IRQ assignment
    >> 
    >> Or the engineer means that in legacy PIC mode the IRQs are shared, but
    >> in APIC mode they can be separated. That is a different thing, cause in
    >> that case the IRQ lines are not physically connected, but put together
    >> in PIC mode and can again be separated by using APIC mode.
    >
    > Ah, you could be right here. In the BIOS, there an option to
    > enable/disable APIC, which corresponds to what you are suggesting
    > above.
    >
    Plus
    CONFIG_X86_UP_APIC=y
    CONFIG_X86_UP_IOAPIC=y
    CONFIG_X86_LOCAL_APIC=y
    CONFIG_X86_IO_APIC=y

    but I guess you already have these.


    Jan Engelhardt
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