xen: enable console and disk backend in HVM mode

Initialize the Xen console backend and the Xen disk backend even when
running in HVM mode so that PV on HVM drivers can connect to them.

Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Signed-off-by: Alexander Graf <agraf@suse.de>

diff --git a/xen-all.c b/xen-all.c
index 4827d6a7bad488dce4ef9e0101bc86be937cf250..3d40ab0ece2291c191d86b09499f78772e384518 100644 (file)
--- a/xen-all.c
+++ b/xen-all.c
@@ -862,6 +862,14 @@ int xen_hvm_init(void)
     cpu_register_phys_memory_client(&state->client);
     state->log_for_dirtybit = NULL;
 
+    /* Initialize backend core & drivers */
+    if (xen_be_init() != 0) {
+        fprintf(stderr, "%s: xen backend core setup failed\n", __FUNCTION__);
+        exit(1);
+    }
+    xen_be_register("console", &xen_console_ops);
+    xen_be_register("qdisk", &xen_blkdev_ops);
+
     return 0;
 }