62 lines
2.4 KiB
CMake
62 lines
2.4 KiB
CMake
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cmake_minimum_required(VERSION 3.0)
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# Project name
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project(64os)
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# Set build directory (can be customized)
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set(CMAKE_BINARY_DIR build)
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# Include directories
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include_directories(src/intf)
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# Compiler flags
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set(CMAKE_C_FLAGS "-ffreestanding -I${CMAKE_CURRENT_SOURCE_DIR}/src/intf")
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# Define source file lists using GLOB
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set(KERNEL_SOURCE_FILES)
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GLOB(KERNEL_SOURCE_FILES "*.c" RELATIVE PATH src/impl/kernel)
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set(X86_64_C_SOURCE_FILES)
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GLOB(X86_64_C_SOURCE_FILES "*.c" RELATIVE PATH src/impl/x86_64)
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set(X86_64_ASM_SOURCE_FILES)
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GLOB(X86_64_ASM_SOURCE_FILES "*.asm" RELATIVE PATH src/impl/x86_64)
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# Define object file lists based on source files
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source_group(SOURCE_FILES FILES ${KERNEL_SOURCE_FILES} ${X86_64_C_SOURCE_FILES} ${X86_64_ASM_SOURCE_FILES})
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set(KERNEL_OBJECT_FILES)
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foreach(SOURCE_FILE ${KERNEL_SOURCE_FILES})
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get_filename_component(OBJECT_FILE ${SOURCE_FILE} NAME_WE)
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set(KERNEL_OBJECT_FILES ${KERNEL_OBJECT_FILES} "${CMAKE_BINARY_DIR}/kernel/${OBJECT_FILE}.o")
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endforeach()
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set(X86_64_C_OBJECT_FILES)
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foreach(SOURCE_FILE ${X86_64_C_SOURCE_FILES})
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get_filename_component(OBJECT_FILE ${SOURCE_FILE} NAME_WE)
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set(X86_64_C_OBJECT_FILES ${X86_64_C_OBJECT_FILES} "${CMAKE_BINARY_DIR}/x86_64/${OBJECT_FILE}.o")
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endforeach()
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set(X86_64_ASM_OBJECT_FILES)
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foreach(SOURCE_FILE ${X86_64_ASM_SOURCE_FILES})
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get_filename_component(OBJECT_FILE ${SOURCE_FILE} NAME_WE)
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set(X86_64_ASM_OBJECT_FILES ${X86_64_ASM_OBJECT_FILES} "${CMAKE_BINARY_DIR}/x86_64/${OBJECT_FILE}.o")
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endforeach()
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# Define Executable target
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add_executable(kernel "${KERNEL_OBJECT_FILES}" "${X86_64_C_OBJECT_FILES}" "${X86_64_ASM_OBJECT_FILES}")
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# Linker options (assuming linker script location)
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target_link_libraries(kernel PRIVATE targets/x86_64/linker.ld)
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# Custom target for building x86_64 image (can be adapted for your needs)
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add_custom_target(build-x86_64 ALL
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COMMAND mkdir -p "${CMAKE_BINARY_DIR}/dist/x86_64"
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COMMAND x86_64-elf-ld -n -o "${CMAKE_BINARY_DIR}/dist/x86_64/kernel.bin" -T targets/x86_64/linker.ld $<
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COMMAND cp "${CMAKE_BINARY_DIR}/dist/x86_64/kernel.bin" targets/x86_64/iso/boot/kernel.bin
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# Adapt this command for your specific toolchain
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COMMAND grub-mkrescue /usr/lib/grub/i386-pc -o "${CMAKE_BINARY_DIR}/dist/x86_64/kernel.iso" targets/x86_64/iso
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WORKING_DIRECTORY ${CMAKE_BINARY_DIR})
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# Make the custom target the default build target
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set_target_properties(kernel PROPERTIES BUILD_TYPE CUSTOM)
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