The entry address for a VM is an IPA.

Change-Id: I9b447796789082c031c8a342a283d3050cf15ccb
diff --git a/src/arch/aarch64/handler.c b/src/arch/aarch64/handler.c
index f5bdd21..bcc67e6 100644
--- a/src/arch/aarch64/handler.c
+++ b/src/arch/aarch64/handler.c
@@ -124,7 +124,7 @@
 			break;
 		}
 
-		if (cpu_on(c, arg1, arg2)) {
+		if (cpu_on(c, ipa_init(arg1), arg2)) {
 			*ret = PSCI_RETURN_ALREADY_ON;
 			break;
 		}