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    SubjectRe: [RFC PATCH 1/6] DRIVERS: IRQCHIP: IRQ-GIC: Add support for routable irqs
    On 30/09/13 14:59, Sricharan R wrote:
    > In some socs the gic can be preceded by a crossbar IP which
    > routes the peripheral interrupts to the gic inputs. The peripheral
    > interrupts are associated with a fixed crossbar input line and the
    > crossbar routes that to one of the free gic input line.
    >
    > The DT entries for peripherals provides the fixed crossbar input line
    > as its interrupt number and the mapping code should associate this with
    > a free gic input line. This patch adds the support inside the gic irqchip
    > to handle such routable irqs. The routable irqs are registered in a linear
    > domain. The registered routable domain's callback should be implemented
    > to get a free irq and to configure the IP to route it.

    Isn't this just another chained interrupt controller? How is it GIC
    specific?

    M.
    --
    Jazz is not dead. It just smells funny...



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