[PATCH v3 13/17] ARM64 / ACPI: Add GICv2 specific ACPI boot support

Catalin Marinas catalin.marinas at arm.com
Tue Sep 2 09:34:14 PDT 2014


On Tue, Sep 02, 2014 at 12:48:37PM +0100, Tomasz Nowicki wrote:
> On 01.09.2014 19:35, Marc Zyngier wrote:
> > On 01/09/14 15:57, Hanjun Guo wrote:
> >> From: Tomasz Nowicki <tomasz.nowicki at linaro.org>
> >>
> >> 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 only.
> >
> > I cannot help but notice that there is no support for KVM here. It'd be
> > good to add a note to that effect, so that people do not expect
> > virtualization support to be working when booting with ACPI.
> 
> yes, it is worth mentioning!

It's also worth mentioning if there are any plans to fix this ;).

-- 
Catalin



More information about the linux-arm-kernel mailing list