diff --git a/include/plat/common/platform.h b/include/plat/common/platform.h
index 7664509..b62a631 100644
--- a/include/plat/common/platform.h
+++ b/include/plat/common/platform.h
@@ -347,6 +347,10 @@
 int plat_spm_core_manifest_load(spmc_manifest_attribute_t *manifest,
 				const void *pm_addr);
 #endif
+#if defined(SPMC_AT_EL3)
+int plat_spmc_shmem_datastore_get(uint8_t **datastore, size_t *size);
+#endif
+
 /*******************************************************************************
  * Mandatory BL image load functions(may be overridden).
  ******************************************************************************/