Re: [Xen-devel] [PATCH v7 0/5] xen/arm: Add GICv3 support

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Wed, 2014-07-16 at 17:17 +0530, Vijay Kilari wrote:
> On Wed, Jul 16, 2014 at 4:05 PM, Ian Campbell <Ian.Campbell@xxxxxxxxxx> wrote:
> > On Fri, 2014-07-11 at 18:21 +0530, vijay.kilari@xxxxxxxxx wrote:
> >> Add GICv3 support for arm64 platform.
> >
> > I get lots of:
> > {standard input}:1476: Error: unknown or missing system register name at 
> > operand 1 -- `msr ICH_VMCR_EL2,x1'
> >
> > I'm using:
> > $ aarch64-linux-gnu-gcc --version
> > aarch64-linux-gnu-gcc (crosstool-NG linaro-1.13.1-4.8-2014.04 - Linaro GCC 
> > 4.8-2014.04) 4.8.3 20140401 (prerelease)
> >
> > Do you have a pointer to a toolchain which can build this stuff?
> 
>   I am using our internal toolchain based on GCC version 4.7

OK. We really ought to find some publicly available toolchain before
accepting this code. Or else we need to make gic v3 functionality depend
on the toolstack, which would suck.

I'm going to see if the Linaro 4.9 gcc will do it.

Ian.



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