[Xen-devel] [PATCH 04/14] xen: arm: add enable-method to cpu nodes for arm64 guests.

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

This is required by the Linux arm64 boot protocol.

We use PSCI.

Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
Acked-by: Julien Grall <julien.grall@xxxxxxxxxx>
---
 xen/arch/arm/domain_build.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/xen/arch/arm/domain_build.c b/xen/arch/arm/domain_build.c
index 6e482a9..4348527 100644
--- a/xen/arch/arm/domain_build.c
+++ b/xen/arch/arm/domain_build.c
@@ -485,6 +485,13 @@ static int make_cpus_node(const struct domain *d, void 
*fdt,
         if ( res )
             return res;
 
+        if ( is_pv64_domain(d) )
+        {
+            res = fdt_property_string(fdt, "enable-method", "psci");
+            if ( res )
+                return res;
+        }
+
         res = fdt_end_node(fdt);
         if ( res )
             return res;
-- 
1.8.4.rc3


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