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# Find out if we are optimizing for size
get_target_property(zephyr_COMPILE_OPTIONS zephyr_interface INTERFACE_COMPILE_OPTIONS)
if ("-Os" IN_LIST zephyr_COMPILE_OPTIONS)
zephyr_cc_option(-mpreferred-stack-boundary=2)
else()
zephyr_compile_definitions(PERF_OPT)
endif()
if(CONFIG_X86_IAMCU)
set_property(GLOBAL APPEND PROPERTY PROPERTY_LINKER_SCRIPT_DEFINES -D__IAMCU)
set_property(GLOBAL PROPERTY PROPERTY_OUTPUT_FORMAT "elf32-iamcu")
set_property(GLOBAL PROPERTY PROPERTY_OUTPUT_ARCH "iamcu:intel")
else()
set_property(GLOBAL PROPERTY PROPERTY_OUTPUT_ARCH "i386")
set_property(GLOBAL PROPERTY PROPERTY_OUTPUT_FORMAT "elf32-i386")
endif()
if(CMAKE_C_COMPILER_ID STREQUAL "Clang")
if(CONFIG_X86_IAMCU)
zephyr_compile_options(-miamcu)
else()
zephyr_compile_options(-Qunused-arguments)
endif()
zephyr_cc_option(
-m32
-gdwarf-2
)
endif()
zephyr_cc_option_ifdef (CONFIG_LTO -flto)
zephyr_cc_option_ifndef(CONFIG_SSE_FP_MATH -mno-sse)
if(CMAKE_VERBOSE_MAKEFILE)
set(GENIDT_EXTRA_ARGS --verbose)
else()
set(GENIDT_EXTRA_ARGS "")
endif()
set(GENIDT ${ZEPHYR_BASE}/scripts/gen_idt.py)
define_property(GLOBAL PROPERTY PROPERTY_OUTPUT_ARCH BRIEF_DOCS " " FULL_DOCS " ")
# Use gen_idt.py and objcopy to generate irq_int_vector_map.o and
# staticIdt.o from the elf file zephyr_prebuilt
set(gen_idt_output_files
${CMAKE_CURRENT_BINARY_DIR}/irq_int_vector_map.bin
${CMAKE_CURRENT_BINARY_DIR}/staticIdt.bin
)
add_custom_target(
gen_idt_output
DEPENDS
${gen_idt_output_files}
)
add_custom_command(
OUTPUT irq_int_vector_map.bin staticIdt.bin
COMMAND
${PYTHON_EXECUTABLE}
${GENIDT}
--kernel $<TARGET_FILE:zephyr_prebuilt>
--output-idt staticIdt.bin
--vector-map irq_int_vector_map.bin
${GENIDT_EXTRA_ARGS}
DEPENDS zephyr_prebuilt
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
)
add_subdirectory(soc/${SOC_PATH})
# Must be last so that soc/ can override default exception handlers
add_subdirectory(core)
get_property(OUTPUT_ARCH GLOBAL PROPERTY PROPERTY_OUTPUT_ARCH)
get_property(OUTPUT_FORMAT GLOBAL PROPERTY PROPERTY_OUTPUT_FORMAT)
add_custom_command(
OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/irq_int_vector_map.o
COMMAND
${CMAKE_OBJCOPY}
-I binary
-B ${OUTPUT_ARCH}
-O ${OUTPUT_FORMAT}
--rename-section .data=irq_int_vector_map
irq_int_vector_map.bin
irq_int_vector_map.o
DEPENDS gen_idt_output irq_int_vector_map.bin
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
)
add_custom_command(
OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/staticIdt.o
COMMAND
${CMAKE_OBJCOPY}
-I binary
-B ${OUTPUT_ARCH}
-O ${OUTPUT_FORMAT}
--rename-section .data=staticIdt
staticIdt.bin
staticIdt.o
DEPENDS gen_idt_output staticIdt.bin
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
)
add_custom_target(irq_int_vector_map_o DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/irq_int_vector_map.o)
add_custom_target(staticIdt_o DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/staticIdt.o)
add_library(irq_int_vector_map STATIC IMPORTED GLOBAL)
add_library(staticIdt STATIC IMPORTED GLOBAL)
set_property(TARGET irq_int_vector_map PROPERTY IMPORTED_LOCATION ${CMAKE_CURRENT_BINARY_DIR}/irq_int_vector_map.o)
set_property(TARGET staticIdt PROPERTY IMPORTED_LOCATION ${CMAKE_CURRENT_BINARY_DIR}/staticIdt.o)
add_dependencies(irq_int_vector_map irq_int_vector_map_o)
add_dependencies(staticIdt staticIdt_o)
set_property(GLOBAL APPEND PROPERTY GENERATED_KERNEL_OBJECT_FILES irq_int_vector_map)
set_property(GLOBAL APPEND PROPERTY GENERATED_KERNEL_OBJECT_FILES staticIdt)
if(CONFIG_X86_MMU)
# Use gen_mmu.py and objcopy to generate mmu_tables.o from from the
# elf file zephyr_prebuilt, creating the temp files mmu_tables.bin
# and mmulist.bin along the way.
#
# zephyr_prebuilt.elf -> mmulist.bin -> mmu_tables.bin -> mmu_tables.o
add_custom_command(
OUTPUT mmulist.bin
COMMAND
${CMAKE_OBJCOPY}
-I ${OUTPUT_FORMAT}
-O binary
-j mmulist
$<TARGET_FILE:zephyr_prebuilt>
mmulist.bin
DEPENDS zephyr_prebuilt
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
)
add_custom_command(
OUTPUT mmu_tables.bin
COMMAND
${PYTHON_EXECUTABLE}
${ZEPHYR_BASE}/scripts/gen_mmu_x86.py
-i mmulist.bin
-k $<TARGET_FILE:zephyr_prebuilt>
-o mmu_tables.bin
$<$<BOOL:${CMAKE_VERBOSE_MAKEFILE}>:-v>
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
DEPENDS mmulist.bin
DEPENDS zephyr_prebuilt
)
add_custom_command(
OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/mmu_tables.o
COMMAND
${CMAKE_OBJCOPY}
-I binary
-B ${OUTPUT_ARCH}
-O ${OUTPUT_FORMAT}
--rename-section .data=.mmu_data
mmu_tables.bin
mmu_tables.o
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
DEPENDS mmu_tables.bin
)
add_custom_target( mmu_tables_o DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/mmu_tables.o)
add_library( mmu_tables STATIC IMPORTED GLOBAL)
set_property(TARGET mmu_tables PROPERTY IMPORTED_LOCATION ${CMAKE_CURRENT_BINARY_DIR}/mmu_tables.o)
add_dependencies( mmu_tables mmu_tables_o)
set_property(GLOBAL APPEND PROPERTY GENERATED_KERNEL_OBJECT_FILES mmu_tables)
endif()
if(CONFIG_GDT_DYNAMIC)
# Use gen_gdt.py and objcopy to generate gdt.o from from the elf
# file zephyr_prebuilt, creating the temp file gdt.bin along the
# way.
#
# zephyr_prebuilt.elf -> gdt.bin -> gdt.o
add_custom_command(
OUTPUT gdt.bin
COMMAND
${PYTHON_EXECUTABLE}
${ZEPHYR_BASE}/scripts/gen_gdt.py
--kernel $<TARGET_FILE:zephyr_prebuilt>
--output-gdt gdt.bin
$<$<BOOL:${CMAKE_VERBOSE_MAKEFILE}>:--verbose>
DEPENDS zephyr_prebuilt
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
)
add_custom_command(
OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/gdt.o
COMMAND
${CMAKE_OBJCOPY}
-I binary
-B ${OUTPUT_ARCH}
-O ${OUTPUT_FORMAT}
--rename-section .data=gdt_ram_data
gdt.bin
gdt.o
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
DEPENDS gdt.bin
)
add_custom_target( gdt_o DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/gdt.o)
add_library( gdt STATIC IMPORTED GLOBAL)
set_property(TARGET gdt PROPERTY IMPORTED_LOCATION ${CMAKE_CURRENT_BINARY_DIR}/gdt.o)
add_dependencies( gdt gdt_o)
set_property(GLOBAL APPEND PROPERTY GENERATED_KERNEL_OBJECT_FILES gdt)
endif()
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