120 lines
2.7 KiB
CMake
120 lines
2.7 KiB
CMake
# SPDX-License-Identifier: Apache-2.0
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# kernel is a normal CMake library and not a zephyr_library because it
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# should not be --whole-archive'd
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# If a pre-built static library containing kernel code exists in
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# this directory, libkernel.a, link it with the application code
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# instead of building from source.
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zephyr_library_get_current_dir_lib_name(${ZEPHYR_BASE} libkernel_stem)
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set(libkernel ${CMAKE_CURRENT_SOURCE_DIR}/lib${libkernel_stem}${CMAKE_STATIC_LIBRARY_SUFFIX})
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unset(libkernel_stem)
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if(EXISTS ${libkernel})
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add_library(kernel INTERFACE)
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target_link_libraries(kernel INTERFACE ${libkernel})
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else()
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list(APPEND kernel_files
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main_weak.c
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banner.c
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device.c
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errno.c
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fatal.c
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init.c
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kheap.c
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mem_slab.c
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thread.c
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version.c
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)
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if(CONFIG_MULTITHREADING)
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list(APPEND kernel_files
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idle.c
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mailbox.c
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msg_q.c
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mutex.c
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pipes.c
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queue.c
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sem.c
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stack.c
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system_work_q.c
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work.c
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sched.c
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condvar.c
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)
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if(CONFIG_SMP)
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list(APPEND kernel_files
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smp.c)
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endif()
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endif()
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if(CONFIG_XIP)
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list(APPEND kernel_files
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xip.c)
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endif()
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if(CONFIG_DEMAND_PAGING_STATS)
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list(APPEND kernel_files
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paging/statistics.c)
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endif()
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add_library(kernel ${kernel_files})
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# Kernel files has the macro __ZEPHYR_SUPERVISOR__ set so that it
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# optimizes the code when userspace is enabled.
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set_target_properties(
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kernel
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PROPERTIES
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COMPILE_DEFINITIONS
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__ZEPHYR_SUPERVISOR__
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)
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target_sources_ifdef(CONFIG_STACK_CANARIES kernel PRIVATE compiler_stack_protect.c)
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target_sources_ifdef(CONFIG_SYS_CLOCK_EXISTS kernel PRIVATE timeout.c timer.c)
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target_sources_ifdef(CONFIG_ATOMIC_OPERATIONS_C kernel PRIVATE atomic_c.c)
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target_sources_ifdef(CONFIG_MMU kernel PRIVATE mmu.c)
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target_sources_ifdef(CONFIG_POLL kernel PRIVATE poll.c)
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target_sources_ifdef(CONFIG_EVENTS kernel PRIVATE events.c)
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target_sources_ifdef(CONFIG_SCHED_THREAD_USAGE kernel PRIVATE usage.c)
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if(${CONFIG_KERNEL_MEM_POOL})
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target_sources(kernel PRIVATE mempool.c)
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endif()
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# The last 2 files inside the target_sources_ifdef should be
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# userspace_handler.c and userspace.c. If not the linker would complain.
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# This order has to be maintained. Any new file should be placed
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# above these 2 files.
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target_sources_ifdef(
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CONFIG_USERSPACE
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kernel PRIVATE
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futex.c
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mem_domain.c
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userspace_handler.c
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userspace.c
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)
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if(CONFIG_CACHE_MANAGEMENT AND CONFIG_USERSPACE)
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target_sources(kernel PRIVATE cache_handlers.c)
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endif()
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target_include_directories(kernel PRIVATE
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${ZEPHYR_BASE}/kernel/include
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${ARCH_DIR}/${ARCH}/include
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)
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target_link_libraries(kernel zephyr_interface)
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endif()
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add_dependencies(kernel zephyr_generated_headers)
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unset(libkernel)
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