diff --git a/CMakeLists.txt b/CMakeLists.txt
index 40f147c9cea7c98cc1312b5ac04674431f52f721..860edd4dcc06ba63ccf5124db0c4cf280c578d95 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -161,6 +161,8 @@ if (OS_ARCH STREQUAL "aarch64")
     endif (USE_H1620)
 
     add_compile_options(-mtune=cortex-a72 -fsigned-char -g -ggdb3 -march=armv8-a+crc -funwind-tables)
+elseif (OS_ARCH STREQUAL "riscv64")
+    add_compile_options(-march=rv64gc -mno-strict-align -Warray-bounds=0 -Wno-unused-result)
 else ()
     add_compile_options(-msse4.2 )
 endif ()
diff --git a/src/common/dss_ga.h b/src/common/dss_ga.h
index a2deb37f1d83d7f972def718010d04499929eecc..846c2526aebf0aac551dc5923b2e2198dab45705 100644
--- a/src/common/dss_ga.h
+++ b/src/common/dss_ga.h
@@ -136,7 +136,7 @@ void ga_reset_app_pools();
 void ga_set_pool_def(ga_pool_id_e pool_id, const ga_pool_def_t *def);
 status_t ga_create_global_area(void);
 void ga_destroy_global_area(void);
-int32 ga_attach_area(uint32 attach_perm);
+status_t ga_attach_area(uint32 attach_perm);
 void ga_detach_area(void);
 uint32 ga_get_pool_usage(ga_pool_id_e pool_id);