Re: [Xen-devel] [RFC 11/16] xen/arm: Detect silicon revision and set cap bits accordingly

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Sat, May 14, 2016 at 07:04:19PM +0100, Julien Grall wrote:
> Hi Konrad,
> 
> On 13/05/2016 21:37, Konrad Rzeszutek Wilk wrote:
> >>diff --git a/xen/arch/arm/cpufeature.c b/xen/arch/arm/cpufeature.c
> >>index 7a1b56b..aa7c5b1 100644
> >>--- a/xen/arch/arm/cpufeature.c
> >>+++ b/xen/arch/arm/cpufeature.c
> >>@@ -24,6 +24,22 @@
> >>
> >>  DECLARE_BITMAP(cpu_hwcaps, ARM_NCAPS);
> >>
> >>+void update_cpu_capabilities(const struct arm_cpu_capabilities *caps,
> >>+                             const char *info)
> >>+{
> >>+    int i;
> >>+
> >>+    for ( i = 0; caps[i].matches; i++ )
> >>+    {
> >>+        if ( !caps[i].matches(&caps[i]) )
> >>+            continue;
> >>+
> >>+        if ( !cpus_have_cap(caps[i].capability) && caps[i].desc )
> >>+            printk("%s: %s\n", info, caps[i].desc);
> >
> >dprintk?
> 
> No, this message is useful to know the list of "features" available for the
> platform.

What about level? INFO?
> 
> Regards,
> 
> -- 
> Julien Grall

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