Persist Demon's Souls settings.

nix/configuration/roles/rpcs3/default.nix

@@ -79,6 +79,18 @@ in
             home.file.".config/rpcs3/GuiConfigs/CurrentSettings.ini" = {
               source = ./files/CurrentSettings.ini;
             };
+            home.file.".config/rpcs3/custom_configs/config_BLUS30443.yml" = {
+              # Demon's Souls per-game config.
+              source = ./files/config_BLUS30443.yml;
+            };
+            home.file.".config/rpcs3/patches/patch.yml" = {
+              # All of the available patches.
+              source = ./files/patch.yml;
+            };
+            home.file.".config/rpcs3/patch_config.yml" = {
+              # Patches that I have enabled.
+              source = ./files/patch_config.yml;
+            };
           };
 
         environment.persistence."/persist" = lib.mkIf (!config.me.buildingIso) {
@@ -146,6 +158,13 @@ in
                   mode = "0755";
                 };
               }
+              {
+                # Netplay (RPCN) config and credentials
+                file = ".config/rpcs3/rpcn.yml";
+                parentDirectory = {
+                  mode = "0755";
+                };
+              }
             ];
           };
         };

nix/configuration/roles/rpcs3/files/config_BLUS30443.yml

@@ -0,0 +1,14 @@
+Core:
+  SPU Block Size: Safe
+Video:
+  Write Color Buffers: true
+  Minimum Scalable Dimension: 640
+Net:
+  Internet enabled: Connected
+  IP address: 0.0.0.0
+  Bind address: 0.0.0.0
+  DNS address: 8.8.8.8
+  IP swap list: "ds-eu-c.scej-online.jp=206.189.232.242&&ds-eu-g.scej-online.jp=206.189.232.242&&c.demons-souls.com=206.189.232.242&&g.demons-souls.com=206.189.232.242&&cmnap.scej-online.jp=206.189.232.242&&demons-souls.scej-online.jp=206.189.232.242"
+  UPNP Enabled: false
+  PSN status: RPCN
+  PSN Country: us

nix/configuration/roles/rpcs3/files/patch_config.yml

@@ -0,0 +1,6 @@
+PPU-83681f6110d33442329073b72b8dc88a2f677172:
+  Unlock FPS:
+    Demon's Souls:
+      BLUS30443:
+        01.00:
+          Enabled: true