2 files changed, 10 insertions, 0 deletions

diff --git a/src/core/hle/service/filesystem/filesystem.cpp b/src/core/hle/service/filesystem/filesystem.cpp
index a4426af96..04c9d750f 100644
--- a/src/core/hle/service/filesystem/filesystem.cpp
+++ b/src/core/hle/service/filesystem/filesystem.cpp
@@ -10,6 +10,7 @@
 #include "core/file_sys/bis_factory.h"
 #include "core/file_sys/errors.h"
 #include "core/file_sys/mode.h"
+#include "core/file_sys/registered_cache.h"
 #include "core/file_sys/romfs_factory.h"
 #include "core/file_sys/savedata_factory.h"
 #include "core/file_sys/sdmc_factory.h"
@@ -307,6 +308,12 @@ ResultVal<FileSys::VirtualDir> OpenSDMC() {
     return sdmc_factory->Open();
 }
 
+std::shared_ptr<FileSys::RegisteredCacheUnion> GetUnionContents() {
+    return std::make_shared<FileSys::RegisteredCacheUnion>(
+        std::vector<std::shared_ptr<FileSys::RegisteredCache>>{
+            GetSystemNANDContents(), GetUserNANDContents(), GetSDMCContents()});
+}
+
 std::shared_ptr<FileSys::RegisteredCache> GetSystemNANDContents() {
     LOG_TRACE(Service_FS, "Opening System NAND Contents");
 
diff --git a/src/core/hle/service/filesystem/filesystem.h b/src/core/hle/service/filesystem/filesystem.h
index 9ba0e2eab..793a7b06f 100644
--- a/src/core/hle/service/filesystem/filesystem.h
+++ b/src/core/hle/service/filesystem/filesystem.h
@@ -13,6 +13,7 @@
 namespace FileSys {
 class BISFactory;
 class RegisteredCache;
+class RegisteredCacheUnion;
 class RomFSFactory;
 class SaveDataFactory;
 class SDMCFactory;
@@ -45,6 +46,8 @@ ResultVal<FileSys::VirtualDir> OpenSaveData(FileSys::SaveDataSpaceId space,
                                             FileSys::SaveDataDescriptor save_struct);
 ResultVal<FileSys::VirtualDir> OpenSDMC();
 
+std::shared_ptr<FileSys::RegisteredCacheUnion> GetUnionContents();
+
 std::shared_ptr<FileSys::RegisteredCache> GetSystemNANDContents();
 std::shared_ptr<FileSys::RegisteredCache> GetUserNANDContents();
 std::shared_ptr<FileSys::RegisteredCache> GetSDMCContents();