1 files changed, 72 insertions, 8 deletions

diff --git a/src/core/hle/service/fs/fs_user.cpp b/src/core/hle/service/fs/fs_user.cpp
index d8d1d5547..5bc94b1b1 100644
--- a/src/core/hle/service/fs/fs_user.cpp
+++ b/src/core/hle/service/fs/fs_user.cpp
@@ -20,6 +20,8 @@ using Kernel::Session;
 namespace Service {
 namespace FS {
 
+static u32 priority = -1; ///< For SetPriority and GetPriority service functions
+
 static ArchiveHandle MakeArchiveHandle(u32 low_word, u32 high_word) {
     return (u64)low_word | ((u64)high_word << 32);
 }
@@ -215,7 +217,7 @@ static void DeleteDirectory(Service::Interface* self) {
 
     LOG_DEBUG(Service_FS, "type=%d size=%d data=%s",
               dirname_type, dirname_size, dir_path.DebugStr().c_str());
-    
+
     cmd_buff[1] = DeleteDirectoryFromArchive(archive_handle, dir_path).raw;
 }
 
@@ -424,7 +426,7 @@ static void IsSdmcWriteable(Service::Interface* self) {
     cmd_buff[1] = RESULT_SUCCESS.raw;
     // If the SD isn't enabled, it can't be writeable...else, stubbed true
     cmd_buff[2] = Settings::values.use_virtual_sd ? 1 : 0;
-    
+
     LOG_DEBUG(Service_FS, " (STUBBED)");
 }
 
@@ -511,7 +513,7 @@ static void CreateExtSaveData(Service::Interface* self) {
     MediaType media_type = static_cast<MediaType>(cmd_buff[1] & 0xFF);
     u32 save_low = cmd_buff[2];
     u32 save_high = cmd_buff[3];
-    
+
     LOG_WARNING(Service_FS, "(STUBBED) savedata_high=%08X savedata_low=%08X cmd_buff[3]=%08X "
             "cmd_buff[4]=%08X cmd_buff[5]=%08X cmd_buff[6]=%08X cmd_buff[7]=%08X cmd_buff[8]=%08X "
             "cmd_buff[9]=%08X cmd_buff[10]=%08X cmd_buff[11]=%08X", save_high, save_low,
@@ -573,7 +575,7 @@ static void DeleteSystemSaveData(Service::Interface* self) {
     u32* cmd_buff = Kernel::GetCommandBuffer();
     u32 savedata_high = cmd_buff[1];
     u32 savedata_low = cmd_buff[2];
-    
+
     cmd_buff[1] = DeleteSystemSaveData(savedata_high, savedata_low).raw;
 }
 
@@ -601,12 +603,72 @@ static void CreateSystemSaveData(Service::Interface* self) {
 
     LOG_WARNING(Service_FS, "(STUBBED) savedata_high=%08X savedata_low=%08X cmd_buff[3]=%08X "
             "cmd_buff[4]=%08X cmd_buff[5]=%08X cmd_buff[6]=%08X cmd_buff[7]=%08X cmd_buff[8]=%08X "
-            "cmd_buff[9]=%08X", savedata_high, savedata_low, cmd_buff[3], cmd_buff[4], cmd_buff[5], 
+            "cmd_buff[9]=%08X", savedata_high, savedata_low, cmd_buff[3], cmd_buff[4], cmd_buff[5],
             cmd_buff[6], cmd_buff[7], cmd_buff[8], cmd_buff[9]);
 
     cmd_buff[1] = CreateSystemSaveData(savedata_high, savedata_low).raw;
 }
 
+/**
+ * FS_User::InitializeWithSdkVersion service function.
+ *  Inputs:
+ *      0 : 0x08610042
+ *      1 : Unknown
+ *      2 : Unknown
+ *      3 : Unknown
+ *  Outputs:
+ *      1 : Result of function, 0 on success, otherwise error code
+ */
+static void InitializeWithSdkVersion(Service::Interface* self) {
+    u32* cmd_buff = Kernel::GetCommandBuffer();
+
+    u32 unk1 = cmd_buff[1];
+    u32 unk2 = cmd_buff[2];
+    u32 unk3 = cmd_buff[3];
+
+    cmd_buff[1] = RESULT_SUCCESS.raw;
+
+    LOG_WARNING(Service_FS, "(STUBBED) called unk1=0x%08X, unk2=0x%08X, unk3=0x%08X",
+                unk1, unk2, unk3);
+}
+
+/**
+ * FS_User::SetPriority service function.
+ *  Inputs:
+ *      0 : 0x08620040
+ *      1 : priority
+ *  Outputs:
+ *      1 : Result of function, 0 on success, otherwise error code
+ */
+static void SetPriority(Service::Interface* self) {
+    u32* cmd_buff = Kernel::GetCommandBuffer();
+
+    priority = cmd_buff[1];
+
+    cmd_buff[1] = RESULT_SUCCESS.raw;
+
+    LOG_DEBUG(Service_FS, "called priority=0x%08X", priority);
+}
+
+/**
+ * FS_User::GetPriority service function.
+ *  Inputs:
+ *      0 : 0x08630000
+ *  Outputs:
+ *      1 : Result of function, 0 on success, otherwise error code
+ *      2 : priority
+ */
+static void GetPriority(Service::Interface* self) {
+    u32* cmd_buff = Kernel::GetCommandBuffer();
+
+    ASSERT(priority != -1);
+
+    cmd_buff[1] = RESULT_SUCCESS.raw;
+    cmd_buff[2] = priority;
+
+    LOG_DEBUG(Service_FS, "called priority=0x%08X", priority);
+}
+
 const Interface::FunctionInfo FunctionTable[] = {
     {0x000100C6, nullptr,               "Dummy1"},
     {0x040100C4, nullptr,               "Control"},
@@ -695,15 +757,17 @@ const Interface::FunctionInfo FunctionTable[] = {
     {0x08560240, CreateSystemSaveData,  "CreateSystemSaveData"},
     {0x08570080, DeleteSystemSaveData,  "DeleteSystemSaveData"},
     {0x08580000, nullptr,               "GetMovableSedHashedKeyYRandomData"},
-    {0x08610042, nullptr,               "InitializeWithSdkVersion"},
-    {0x08620040, nullptr,               "SetPriority"},
-    {0x08630000, nullptr,               "GetPriority"},
+    {0x08610042, InitializeWithSdkVersion, "InitializeWithSdkVersion"},
+    {0x08620040, SetPriority,           "SetPriority"},
+    {0x08630000, GetPriority,           "GetPriority"},
 };
 
 ////////////////////////////////////////////////////////////////////////////////////////////////////
 // Interface class
 
 Interface::Interface() {
+
+    priority = -1;
     Register(FunctionTable);
 }