From 1275b70e9dabe9bb329bcea547d5c9b4539b183b Mon Sep 17 00:00:00 2001
From: Anonymous Maarten <anonymous.maarten@gmail.com>
Date: Sat, 2 Jan 2021 20:40:59 +0100
Subject: [PATCH] cmake: add playstation2 support

---
 CMakeLists.txt                                |  4 --
 cmake/ee.cmake                                |  2 -
 cmake/librw-config.cmake.in                   |  4 +-
 .../CMakeDSMCompiler.cmake.in                 |  0
 .../CMakeDSMInformation.cmake                 |  0
 .../CMakeDetermineDSMCompiler.cmake           |  0
 .../CMakeTestDSMCompiler.cmake                |  0
 .../ps2toolchain/Platform/PlayStation2.cmake  |  1 +
 cmake/ps2toolchain/cmaketoolchain.cmake       | 68 +++++++++++++++++++
 cmake/ps2toolchain/conanfile.py               | 21 ++++++
 .../{ => ps2toolchain}/toolchain_ps2_ee.cmake | 48 ++++++-------
 conan/playstation2                            | 12 ++++
 tools/ps2test/CMakeLists.txt                  | 25 +++++++
 13 files changed, 151 insertions(+), 34 deletions(-)
 delete mode 100644 cmake/ee.cmake
 rename cmake/{ => ps2toolchain}/CMakeDSMCompiler.cmake.in (100%)
 rename cmake/{ => ps2toolchain}/CMakeDSMInformation.cmake (100%)
 rename cmake/{ => ps2toolchain}/CMakeDetermineDSMCompiler.cmake (100%)
 rename cmake/{ => ps2toolchain}/CMakeTestDSMCompiler.cmake (100%)
 create mode 100644 cmake/ps2toolchain/Platform/PlayStation2.cmake
 create mode 100644 cmake/ps2toolchain/cmaketoolchain.cmake
 create mode 100644 cmake/ps2toolchain/conanfile.py
 rename cmake/{ => ps2toolchain}/toolchain_ps2_ee.cmake (51%)
 create mode 100644 conan/playstation2
 create mode 100644 tools/ps2test/CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3dd3a10..9985d38 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,10 +3,6 @@ project(librw C CXX)
 
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/cmake")
 
-if(PS2DEV AND EE)
-    include("${CMAKE_CURRENT_LIST_DIR}/cmake/ee.cmake")
-endif()
-
 if(WIN32)
     set(LIBRW_PLATFORMS "NULL" "GL3" "D3D9")
 else()
diff --git a/cmake/ee.cmake b/cmake/ee.cmake
deleted file mode 100644
index 4a75ab2..0000000
--- a/cmake/ee.cmake
+++ /dev/null
@@ -1,2 +0,0 @@
-include_directories(SYSTEM "${PS2SDK}/common/include")
-include_directories(SYSTEM "${PS2SDK}/ee/include")
diff --git a/cmake/librw-config.cmake.in b/cmake/librw-config.cmake.in
index 2cae87f..8fb8868 100644
--- a/cmake/librw-config.cmake.in
+++ b/cmake/librw-config.cmake.in
@@ -10,10 +10,10 @@ if(LIBRW_PLATFORM_GL3)
 
     set(OpenGL_GL_PREFERENCE GLVND)
     find_package(OpenGL REQUIRED)
+    find_package(GLEW REQUIRED)
     if(LIBRW_GL3_GFXLIB STREQUAL "GLFW")
-        find_package(GLEW REQUIRED)
         find_package(glfw3 REQUIRED)
-    elseif(LIBRW_GL3_GFXLIB STREQUAL "GLFW")
+    elseif(LIBRW_GL3_GFXLIB STREQUAL "SDL2")
         find_package(SDL2 REQUIRED)
     endif()
 endif()
diff --git a/cmake/CMakeDSMCompiler.cmake.in b/cmake/ps2toolchain/CMakeDSMCompiler.cmake.in
similarity index 100%
rename from cmake/CMakeDSMCompiler.cmake.in
rename to cmake/ps2toolchain/CMakeDSMCompiler.cmake.in
diff --git a/cmake/CMakeDSMInformation.cmake b/cmake/ps2toolchain/CMakeDSMInformation.cmake
similarity index 100%
rename from cmake/CMakeDSMInformation.cmake
rename to cmake/ps2toolchain/CMakeDSMInformation.cmake
diff --git a/cmake/CMakeDetermineDSMCompiler.cmake b/cmake/ps2toolchain/CMakeDetermineDSMCompiler.cmake
similarity index 100%
rename from cmake/CMakeDetermineDSMCompiler.cmake
rename to cmake/ps2toolchain/CMakeDetermineDSMCompiler.cmake
diff --git a/cmake/CMakeTestDSMCompiler.cmake b/cmake/ps2toolchain/CMakeTestDSMCompiler.cmake
similarity index 100%
rename from cmake/CMakeTestDSMCompiler.cmake
rename to cmake/ps2toolchain/CMakeTestDSMCompiler.cmake
diff --git a/cmake/ps2toolchain/Platform/PlayStation2.cmake b/cmake/ps2toolchain/Platform/PlayStation2.cmake
new file mode 100644
index 0000000..bd2995e
--- /dev/null
+++ b/cmake/ps2toolchain/Platform/PlayStation2.cmake
@@ -0,0 +1 @@
+set(CMAKE_EXECUTABLE_SUFFIX ".elf")
diff --git a/cmake/ps2toolchain/cmaketoolchain.cmake b/cmake/ps2toolchain/cmaketoolchain.cmake
new file mode 100644
index 0000000..6f83c96
--- /dev/null
+++ b/cmake/ps2toolchain/cmaketoolchain.cmake
@@ -0,0 +1,68 @@
+cmake_minimum_required(VERSION 3.7)
+
+list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}")
+
+set(CMAKE_SYSTEM_NAME "PlayStation2")
+set(CMAKE_SYSTEM_PROCESSOR "mipsel")
+set(CMAKE_SYSTEM_VERSION 1)
+
+set(CMAKE_POSITION_INDEPENDENT_CODE ON)
+
+set(CMAKE_NO_SYSTEM_FROM_IMPORTED ON)
+
+set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)
+
+if(NOT DEFINED ENV{PS2DEV})
+    message(FATAL_ERROR "Need environment variable PS2DEV set")
+endif()
+if(NOT DEFINED ENV{PS2SDK})
+    message(FATAL_ERROR "Need environment variable PS2SDK set")
+endif()
+set(PS2DEV "$ENV{PS2DEV}")
+set(PS2SDK "$ENV{PS2SDK}")
+
+if(NOT IS_DIRECTORY "${PS2DEV}")
+    message(FATAL_ERROR "PS2DEV must contain a folder path (${PS2DEV})")
+endif()
+
+if(NOT IS_DIRECTORY "${PS2SDK}")
+    message(FATAL_ERROR "PS2SDK must contain a folder path (${PS2SDK})")
+endif()
+
+set(CMAKE_DSM_SOURCE_FILE_EXTENSIONS "dsm")
+
+set(CMAKE_C_COMPILER "${PS2DEV}/ee/bin/ee-gcc")
+set(CMAKE_CXX_COMPILER "${PS2DEV}/ee/bin/ee-g++")
+set(CMAKE_ASM_COMPILER "${PS2DEV}/ee/bin/ee-g++")
+set(CMAKE_DSM_COMPILER "${PS2DEV}/dvp/bin/dvp-as")
+set(CMAKE_AR "${PS2DEV}/ee/bin/ee-ar" CACHE FILEPATH "archiver")
+set(CMAKE_LINKER "${PS2DEV}/ee/bin/ee-ld")
+set(CMAKE_RANLIB "${PS2DEV}/ee/bin/ee-ranlib" CACHE FILEPATH "ranlib")
+set(CMAKE_STRIP "${PS2DEV}/ee/bin/ee-strip" CACHE FILEPATH "strip")
+
+set(CMAKE_ASM_FLAGS_INIT "-G0 -I\"${PS2SDK}/ee/include\" -I\"${PS2SDK}/common/include\"")
+set(CMAKE_C_FLAGS_INIT "-G0 -fno-common -I\"${PS2SDK}/ee/include\" -I\"${PS2SDK}/common/include\"")
+set(CMAKE_CXX_FLAGS_INIT "-G0 -fno-common -I\"${PS2SDK}/ee/include\" -I\"${PS2SDK}/common/include\"")
+set(CMAKE_EXE_LINKER_FLAGS_INIT "-G0 -L\"${PS2SDK}/ee/lib\" -Wl,-r -Wl,-d")
+
+set(CMAKE_FIND_ROOT_PATH "${PS2DEV}/ee;${PS2SDK}/ee")
+set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
+set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
+set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
+
+set(PS2 1)
+set(EE 1)
+
+function(add_erl_executable OUTFILE TARGET)
+    get_property(output_dir TARGET ${TARGET} PROPERTY RUNTIME_OUTPUT_DIRECTORY)
+    set(outfile "${output_dir}/${TARGET}.erl")
+    add_custom_command(OUTPUT "${outfile}"
+        COMMAND "${CMAKE_COMMAND}" -E copy  "$<TARGET_FILE:${TARGET}>" "${outfile}"
+        COMMAND "${CMAKE_STRIP}" --strip-unneeded -R .mdebug.eabi64 -R .reginfo -R .comment "${outfile}"
+        DEPENDS ${TARGET}
+    )
+    add_custom_target("${TARGET}_erl" ALL
+        DEPENDS "${outfile}"
+    )
+    set("${OUTFILE}" "${outfile}" PARENT_SCOPE)
+endfunction()
diff --git a/cmake/ps2toolchain/conanfile.py b/cmake/ps2toolchain/conanfile.py
new file mode 100644
index 0000000..11c8628
--- /dev/null
+++ b/cmake/ps2toolchain/conanfile.py
@@ -0,0 +1,21 @@
+from conans import ConanFile
+import os
+import shutil
+
+
+class Ps2devCMakeToolchainConan(ConanFile):
+    name = "ps2dev-cmaketoolchain"
+    description = "CMake toolchain script for ps2dev"
+    topics = "ps2", "sdk", "library", "sony", "playstation", "ps2"
+
+    def export_sources(self):
+        self.copy("*.cmake*", dst="cmake")
+        self.copy("Platform", dst="cmake")
+
+    def package(self):
+        shutil.copytree(os.path.join(self.source_folder, "cmake"),
+                        os.path.join(self.package_folder, "cmake"))
+
+    def package_info(self):
+        self.user_info.cmake_dir = os.path.join(self.package_folder, "cmake").replace("\\", "/")
+        self.user_info.cmake_toolchain_file = os.path.join(self.package_folder, "cmake", "cmaketoolchain.cmake").replace("\\", "/")
diff --git a/cmake/toolchain_ps2_ee.cmake b/cmake/ps2toolchain/toolchain_ps2_ee.cmake
similarity index 51%
rename from cmake/toolchain_ps2_ee.cmake
rename to cmake/ps2toolchain/toolchain_ps2_ee.cmake
index 1f28073..95517d0 100644
--- a/cmake/toolchain_ps2_ee.cmake
+++ b/cmake/ps2toolchain/toolchain_ps2_ee.cmake
@@ -1,7 +1,9 @@
+cmake_minimum_required(VERSION 3.7)
+
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}")
 
-set(CMAKE_SYSTEM_NAME "Generic")
-set(CMAKE_SYSTEM_PROCESSOR "ee")
+set(CMAKE_SYSTEM_NAME "PlayStation2")
+set(CMAKE_SYSTEM_PROCESSOR "mipsel")
 set(CMAKE_SYSTEM_VERSION 1)
 
 set(CMAKE_POSITION_INDEPENDENT_CODE ON)
@@ -19,13 +21,8 @@ endif()
 set(PS2DEV "$ENV{PS2DEV}")
 set(PS2SDK "$ENV{PS2SDK}")
 
-#set(CMAKE_ASM_SOURCE_FILE_EXTENSIONS "asm;dsm")
-
 set(CMAKE_DSM_SOURCE_FILE_EXTENSIONS "dsm")
 
-set(CMAKE_SHARED_LIBRARY_SUFFIX ".erl")
-set(CMAKE_EXECUTABLE_SUFFIX ".elf")
-
 set(CMAKE_C_COMPILER "${PS2DEV}/ee/bin/ee-gcc")
 set(CMAKE_CXX_COMPILER "${PS2DEV}/ee/bin/ee-g++")
 set(CMAKE_ASM_COMPILER "${PS2DEV}/ee/bin/ee-g++")
@@ -35,25 +32,10 @@ set(CMAKE_LINKER "${PS2DEV}/ee/bin/ee-ld")
 set(CMAKE_RANLIB "${PS2DEV}/ee/bin/ee-ranlib" CACHE FILEPATH "ranlib")
 set(CMAKE_STRIP "${PS2DEV}/ee/bin/ee-strip" CACHE FILEPATH "strip")
 
-set(EE_LDFLAGS "" CACHE STRING "EE linker flags")
-set(EE_ASFLAGS "-G0" CACHE STRING "EE assembler flags")
-
-set(EE_CRT0 "${PS2SDK}/ee/startup/crt0.o" CACHE FILEPATH "EE crt0 file")
-set_source_files_properties("${EE_CRT0}" PROPERTIES EXTERNAL_OBJECT ON)
-
-set(EE_LINKSCRIPT "${PS2SDK}/ee/startup/linkfile" CACHE FILEPATH "EE link script")
-
-#set(EE_CFLAGS " -nostdlib -fno-common -D_EE" CACHE STRING "EE C/CXX compiler flags")
-set(EE_CFLAGS "-D_EE")
-set(CMAKE_C_FLAGS_INIT "${EE_CFLAGS}")
-set(CMAKE_CXX_FLAGS_INIT "${EE_CFLAGS}")
-#set(CMAKE_ASM_FLAGS_INIT "${EE_CFLAGS}")
-
-set(CMAKE_C_CREATE_STATIC_LIBRARY "<CMAKE_AR> cru <TARGET> <LINK_FLAGS> <OBJECTS>")
-set(CMAKE_CXX_CREATE_STATIC_LIBRARY "${CMAKE_C_CREATE_STATIC_LIBRARY}")
-set(CMAKE_ASM_CREATE_STATIC_LIBRARY "${CMAKE_C_CREATE_STATIC_LIBRARY}")
-
-set(CMAKE_EXE_LINKER_FLAGS_INIT "-mno-crt0 -T\"${PS2SDK}/ee/startup/linkfile\" \"${EE_CRT0}\" -L\"${PS2SDK}/ee/lib\"")
+set(CMAKE_ASM_FLAGS_INIT "-G0 -I\"${PS2SDK}/ee/include\" -I\"${PS2SDK}/common/include\"")
+set(CMAKE_C_FLAGS_INIT "-G0 -fno-common -I\"${PS2SDK}/ee/include\" -I\"${PS2SDK}/common/include\"")
+set(CMAKE_CXX_FLAGS_INIT "-G0 -fno-common -I\"${PS2SDK}/ee/include\" -I\"${PS2SDK}/common/include\"")
+set(CMAKE_EXE_LINKER_FLAGS_INIT "-G0 -L\"${PS2SDK}/ee/lib\" -Wl,-r -Wl,-d")
 
 set(CMAKE_FIND_ROOT_PATH "${PS2DEV}/ee;${PS2SDK}/ee")
 set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
@@ -62,3 +44,17 @@ set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
 
 set(PS2 1)
 set(EE 1)
+
+function(add_erl_executable OUTFILE TARGET)
+    get_property(output_dir TARGET ${TARGET} PROPERTY RUNTIME_OUTPUT_DIRECTORY)
+    set(outfile "${output_dir}/${TARGET}.erl")
+    add_custom_command(OUTPUT "${outfile}"
+        COMMAND "${CMAKE_COMMAND}" -E copy  "$<TARGET_FILE:${TARGET}>" "${outfile}"
+        COMMAND "${CMAKE_STRIP}" --strip-unneeded -R .mdebug.eabi64 -R .reginfo -R .comment "${outfile}"
+        DEPENDS ${TARGET}
+    )
+    add_custom_target("${TARGET}_erl" ALL
+        DEPENDS "${outfile}"
+    )
+    set("${OUTFILE}" "${outfile}" PARENT_SCOPE)
+endfunction()
diff --git a/conan/playstation2 b/conan/playstation2
new file mode 100644
index 0000000..ddad52b
--- /dev/null
+++ b/conan/playstation2
@@ -0,0 +1,12 @@
+[settings]
+os=Playstation2
+arch=mips
+compiler=gcc
+compiler.version=3.2
+compiler.libcxx=libstdc++
+build_type=Release
+[options]
+librw:platform=ps2
+[build_requires]
+ps2dev-ps2toolchain/unknown@madebr/testing
+[env]
diff --git a/tools/ps2test/CMakeLists.txt b/tools/ps2test/CMakeLists.txt
new file mode 100644
index 0000000..9ed4260
--- /dev/null
+++ b/tools/ps2test/CMakeLists.txt
@@ -0,0 +1,25 @@
+add_executable(ps2test
+    gs.h
+    main.cpp
+    mem.h
+    ps2.h
+    vu/defaultpipe.dsm
+    vu/skinpipe.dsm
+)
+
+target_link_libraries(ps2test
+    PUBLIC
+        librw
+        kernel
+)
+
+add_erl_executable(PS2TEST_ERL ps2test)
+
+if(LIBRW_INSTALL)
+    install(TARGETS ps2test
+        RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}"
+    )
+    install(FILES "${PS2TEST_ERL}"
+        DESTINATION "${CMAKE_INSTALL_BINDIR}"
+    )
+endif()