Refactoring HOS folder structure (#771)

* Refactoring HOS folder structure

Refactoring HOS folder structure:

- Added some subfolders when needed (Following structure decided in private).
- Added some `Types` folders when needed.
- Little cleanup here and there.
- Add services placeholders for every HOS services (close #766 and #753).

* Remove Types namespaces

1 files changed, 54 insertions, 0 deletions

diff --git a/Ryujinx.HLE/HOS/Services/Vi/RootService/ApplicationDisplayService/ISystemDisplayService.cs b/Ryujinx.HLE/HOS/Services/Vi/RootService/ApplicationDisplayService/ISystemDisplayService.cs
new file mode 100644
index 00000000..1e615bd2
--- /dev/null
+++ b/Ryujinx.HLE/HOS/Services/Vi/RootService/ApplicationDisplayService/ISystemDisplayService.cs
@@ -0,0 +1,54 @@
+using Ryujinx.Common.Logging;
+
+namespace Ryujinx.HLE.HOS.Services.Vi.RootService.ApplicationDisplayService
+{
+    class ISystemDisplayService : IpcService
+    {
+        private static IApplicationDisplayService _applicationDisplayService;
+
+        public ISystemDisplayService(IApplicationDisplayService applicationDisplayService)
+        {
+            _applicationDisplayService = applicationDisplayService;
+        }
+
+        [Command(2205)]
+        // SetLayerZ(u64, u64)
+        public ResultCode SetLayerZ(ServiceCtx context)
+        {
+            Logger.PrintStub(LogClass.ServiceVi);
+
+            return ResultCode.Success;
+        }
+
+        [Command(2207)]
+        // SetLayerVisibility(b8, u64)
+        public ResultCode SetLayerVisibility(ServiceCtx context)
+        {
+            Logger.PrintStub(LogClass.ServiceVi);
+
+            return ResultCode.Success;
+        }
+
+        [Command(2312)] // 1.0.0-6.2.0
+        // CreateStrayLayer(u32, u64) -> (u64, u64, buffer<bytes, 6>)
+        public ResultCode CreateStrayLayer(ServiceCtx context)
+        {
+            Logger.PrintStub(LogClass.ServiceVi);
+
+            return _applicationDisplayService.CreateStrayLayer(context);
+        }
+
+        [Command(3200)]
+        // GetDisplayMode(u64) -> nn::vi::DisplayModeInfo
+        public ResultCode GetDisplayMode(ServiceCtx context)
+        {
+            // TODO: De-hardcode resolution.
+            context.ResponseData.Write(1280);
+            context.ResponseData.Write(720);
+            context.ResponseData.Write(60.0f);
+            context.ResponseData.Write(0);
+
+            return ResultCode.Success;
+        }
+    }
+}
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