[Xen-devel] [PATCH v5.99.1 RFC 4/4] xen/arm: Force dom0 to use normal GICv2 driver on Hip04 platform

[Frediano Ziglio <frediano.ziglio@xxxxxxxxxx>]

Until vGIC support is not implemented and tested, this will prevent
guest kernels to use their Hip04 driver, or crash when they don't
have any.

Signed-off-by: Frediano Ziglio <frediano.ziglio@xxxxxxxxxx>
---
 xen/arch/arm/gic-hip04.c | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/xen/arch/arm/gic-hip04.c b/xen/arch/arm/gic-hip04.c
index a1ae520..afd2622 100644
--- a/xen/arch/arm/gic-hip04.c
+++ b/xen/arch/arm/gic-hip04.c
@@ -601,17 +601,13 @@ static int gicv2_make_dt_node(const struct domain *d,
                               const struct dt_device_node *node, void *fdt)
 {
     const struct dt_device_node *gic = dt_interrupt_controller;
-    const void *compatible = NULL;
+    const void *compatible;
     u32 len;
     const __be32 *regs;
     int res = 0;
 
-    compatible = dt_get_property(gic, "compatible", &len);
-    if ( !compatible )
-    {
-        dprintk(XENLOG_ERR, "Can't find compatible property for the gic 
node\n");
-        return -FDT_ERR_XEN(ENOENT);
-    }
+    compatible = DT_COMPAT_GIC_CORTEX_A15;
+    len = strlen((char*) compatible) + 1;
 
     res = fdt_begin_node(fdt, "interrupt-controller");
     if ( res )
-- 
1.9.1



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