IRQ mask

Jon Masters jonathan at jonmasters.org
Wed Jan 21 01:18:17 EST 2004


hagit guy wrote:

> I need to mask IRQ4 and interrupt on PC0. Does Linux do it at startup?

Unless you register a device on that IRQ it will be thrown away as a bad
interrupt when your device starts generating random interrupts.

See register_irq and similar.

Cheers,

Jon.


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