test(notifications): signaling from MP SP to UP SP

Test setting notifications from all running cores, sender being an MP
SP and the receiver an UP SP. Intent is to validate a different flow
for triggering SRI, and validate handling of per-vCPU notifications
targeting a UP SP.

Signed-off-by: J-Alves <joao.alves@arm.com>
Change-Id: I4f54ef9c4de0558dcbc3a1245cafb6da267752b7
diff --git a/spm/cactus/cactus_tests/cactus_test_notifications.c b/spm/cactus/cactus_tests/cactus_test_notifications.c
index 57375e7..bd293f9 100644
--- a/spm/cactus/cactus_tests/cactus_test_notifications.c
+++ b/spm/cactus/cactus_tests/cactus_test_notifications.c
@@ -167,7 +167,7 @@
 		}
 	}
 
-	VERBOSE("Set notifications handled!\n");
+	VERBOSE("Set notifications handled (core %u)!\n", get_current_core_id());
 
 	return cactus_response(vm_id, source, CACTUS_SUCCESS);
 }