On Tue, Mar 24, 2015 at 10:02:49PM +0800, Hanjun Guo wrote: > From: Tomasz Nowicki <[email protected]> > > ACPI kernel uses MADT table for proper GIC initialization. It needs to > parse GIC related subtables, collect CPU interface and distributor > addresses and call driver initialization function (which is hardware > abstraction agnostic). In a similar way, FDT initialize GICv1/2. > > NOTE: This commit allow to initialize GICv1/2 basic functionality. > While now simple GICv2 init call is used, any further GIC features > require generic infrastructure for proper ACPI irqchip initialization. > That mechanism and stacked irqdomains to support GICv2 MSI/virtualization > extension, GICv3/4 and its ITS are considered as next steps. > > CC: Jason Cooper <[email protected]> > CC: Marc Zyngier <[email protected]> > CC: Thomas Gleixner <[email protected]> > Tested-by: Suravee Suthikulpanit <[email protected]> > Tested-by: Yijing Wang <[email protected]> > Tested-by: Mark Langsdorf <[email protected]> > Tested-by: Jon Masters <[email protected]> > Tested-by: Timur Tabi <[email protected]> > Tested-by: Robert Richter <[email protected]> > Acked-by: Robert Richter <[email protected]> > Acked-by: Marc Zyngier <[email protected]> > Acked-by: Jason Cooper <[email protected]> > Reviewed-by: Grant Likely <[email protected]> > Signed-off-by: Tomasz Nowicki <[email protected]> > Signed-off-by: Hanjun Guo <[email protected]>
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