diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8a4ec707..919de110 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -18,6 +18,13 @@ if (EMSCRIPTEN)
   set(SDL_PTHREADS ON CACHE BOOL "Enable SDL pthreads" FORCE)
 endif()
 
+if (PS2)
+  add_compile_definitions(PS2)
+  add_compile_definitions(HAVE_MMAP=0)
+  add_compile_definitions(HAVE_MALLOC=0)
+  add_compile_definitions(USE_LOCKS=0)
+endif()
+
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/cmake")
 
 include(CheckCXXSourceCompiles)
@@ -49,15 +56,15 @@ option(ISLE_WERROR "Treat warnings as errors" OFF)
 option(ISLE_DEBUG "Enable imgui debug" ON)
 cmake_dependent_option(ISLE_USE_DX5 "Build with internal DirectX 5 SDK" "${NOT_MINGW}" "WIN32;CMAKE_SIZEOF_VOID_P EQUAL 4" OFF)
 cmake_dependent_option(ISLE_MINIWIN "Use miniwin" ON "NOT ISLE_USE_DX5" OFF)
-cmake_dependent_option(ISLE_EXTENSIONS "Use extensions" ON "NOT ISLE_USE_DX5;NOT WINDOWS_STORE" OFF)
-cmake_dependent_option(ISLE_BUILD_CONFIG "Build CONFIG.EXE application" ON "MSVC OR ISLE_MINIWIN;NOT NINTENDO_3DS;NOT WINDOWS_STORE" OFF)
+cmake_dependent_option(ISLE_EXTENSIONS "Use extensions" ON "NOT ISLE_USE_DX5;NOT WINDOWS_STORE;NOT PS2" OFF)
+cmake_dependent_option(ISLE_BUILD_CONFIG "Build CONFIG.EXE application" ON "MSVC OR ISLE_MINIWIN;NOT NINTENDO_3DS;NOT WINDOWS_STORE;NOT PS2" OFF)
 cmake_dependent_option(ISLE_COMPILE_SHADERS "Compile shaders" ON "SDL_SHADERCROSS_BIN;TARGET Python3::Interpreter" OFF)
-option(CMAKE_POSITION_INDEPENDENT_CODE "Build with -fPIC" ON)
+cmake_dependent_option(CMAKE_POSITION_INDEPENDENT_CODE "Build with -fPIC" ON "NOT PS2" OFF)
 option(ENABLE_CLANG_TIDY "Enable clang-tidy")
 option(DOWNLOAD_DEPENDENCIES "Download dependencies" ON)
 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}" CACHE PATH "Directory where to put executables and dll")
 set(ISLE_EMSCRIPTEN_HOST "" CACHE STRING "Host URL for Emscripten streaming (e.g., https://test.com)")
-cmake_dependent_option(BUILD_SHARED_LIBS "Build lego1 as a shared library" ON "NOT EMSCRIPTEN" OFF)
+cmake_dependent_option(BUILD_SHARED_LIBS "Build lego1 as a shared library" ON "NOT EMSCRIPTEN;NOT PS2" OFF)
 
 message(STATUS "Isle app:               ${ISLE_BUILD_APP}")
 message(STATUS "Config app:             ${ISLE_BUILD_CONFIG}")
@@ -381,6 +388,10 @@ endif()
 target_link_libraries(lego1 PRIVATE libsmacker miniaudio)
 target_include_directories(lego1 PUBLIC $<BUILD_INTERFACE:$<TARGET_PROPERTY:miniaudio,INTERFACE_INCLUDE_DIRECTORIES>>)
 
+if (PS2)
+  target_link_libraries(lego1 PRIVATE atomic)
+endif()
+
 # lego1_impl sources
 target_sources(lego1 PRIVATE
   LEGO1/define.cpp
diff --git a/ISLE/isleapp.cpp b/ISLE/isleapp.cpp
index c7444362..167fbe65 100644
--- a/ISLE/isleapp.cpp
+++ b/ISLE/isleapp.cpp
@@ -884,7 +884,7 @@ MxResult IsleApp::SetupWindow()
 	SDL_SetNumberProperty(props, SDL_PROP_WINDOW_CREATE_HEIGHT_NUMBER, g_targetHeight);
 	SDL_SetBooleanProperty(props, SDL_PROP_WINDOW_CREATE_FULLSCREEN_BOOLEAN, m_fullScreen);
 	SDL_SetStringProperty(props, SDL_PROP_WINDOW_CREATE_TITLE_STRING, WINDOW_TITLE);
-#if defined(MINIWIN) && !defined(__3DS__) && !defined(WINDOWS_STORE)
+#if defined(MINIWIN) && !defined(__3DS__) && !defined(WINDOWS_STORE) && !defined(PS2)
 	SDL_SetBooleanProperty(props, SDL_PROP_WINDOW_CREATE_OPENGL_BOOLEAN, true);
 	SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
 	SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
@@ -1000,8 +1000,10 @@ MxResult IsleApp::SetupWindow()
 // FUNCTION: ISLE 0x4028d0
 bool IsleApp::LoadConfig()
 {
-#ifdef IOS
+#if defined(IOS)
 	const char* prefPath = SDL_GetUserFolder(SDL_FOLDER_DOCUMENTS);
+#elif defined(PS2)
+	const char* prefPath = "mc0:ISLE/";
 #elif defined(ANDROID)
 	MxString androidPath = MxString(SDL_GetAndroidExternalStoragePath()) + "/";
 	const char* prefPath = androidPath.GetData();