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clang work with k64f (nostartfiles)

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hathach 2024-04-22 22:17:07 +07:00
parent 8da2970748
commit b8f60da8d8
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GPG Key ID: 26FAB84F615C3C52
3 changed files with 59 additions and 40 deletions
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17
hw/bsp/kinetis_k/family.c
View File

@ -140,5 +140,20 @@ void SysTick_Handler(void) {
uint32_t board_millis(void) { uint32_t board_millis(void) {
return system_ticks; return system_ticks;
} }
#endif
// Implement _start() since we use linker flag '-nostartfiles'.
// Requires defined __STARTUP_CLEAR_BSS,
extern int main(void);
TU_ATTR_UNUSED void _start(void) {
// called by startup code
main();
while (1) {}
}
#ifdef __clang__
void _exit (int __status) {
while (1) {}
}
#endif #endif

81
hw/bsp/kinetis_k/family.cmake
View File

@ -22,48 +22,53 @@ set(FAMILY_MCUS KINETIS_K CACHE INTERNAL "")
#------------------------------------ #------------------------------------
# only need to be built ONCE for all examples # only need to be built ONCE for all examples
function(add_board_target BOARD_TARGET) function(add_board_target BOARD_TARGET)
if (NOT TARGET ${BOARD_TARGET}) if (TARGET ${BOARD_TARGET})
add_library(${BOARD_TARGET} STATIC return()
# driver endif ()
${SDK_DIR}/drivers/gpio/fsl_gpio.c
${SDK_DIR}/drivers/uart/fsl_uart.c
${SDK_DIR}/devices/${MCU_VARIANT}/drivers/fsl_clock.c
${SDK_DIR}/devices/${MCU_VARIANT}/system_${MCU_VARIANT}.c
)
target_compile_definitions(${BOARD_TARGET} PUBLIC
)
target_include_directories(${BOARD_TARGET} PUBLIC
${CMSIS_DIR}/CMSIS/Core/Include
${SDK_DIR}/devices/${MCU_VARIANT}
${SDK_DIR}/devices/${MCU_VARIANT}/drivers
${SDK_DIR}/drivers/common
${SDK_DIR}/drivers/gpio
${SDK_DIR}/drivers/port
${SDK_DIR}/drivers/smc
${SDK_DIR}/drivers/sysmpu
${SDK_DIR}/drivers/uart
)
update_board(${BOARD_TARGET}) # LD_FILE and STARTUP_FILE can be defined in board.cmake
set(LD_FILE_Clang ${LD_FILE_GNU})
set(STARTUP_FILE_GNU ${SDK_DIR}/devices/${MCU_VARIANT}/gcc/startup_${MCU_VARIANT}.S)
set(STARTUP_FILE_Clang ${STARTUP_FILE_GNU})
# LD_FILE and STARTUP_FILE can be defined in board.cmake add_library(${BOARD_TARGET} STATIC
set(STARTUP_FILE_GNU ${SDK_DIR}/devices/${MCU_VARIANT}/gcc/startup_${MCU_VARIANT}.S) ${STARTUP_FILE_${CMAKE_C_COMPILER_ID}}
${SDK_DIR}/drivers/gpio/fsl_gpio.c
${SDK_DIR}/drivers/uart/fsl_uart.c
${SDK_DIR}/devices/${MCU_VARIANT}/drivers/fsl_clock.c
${SDK_DIR}/devices/${MCU_VARIANT}/system_${MCU_VARIANT}.c
)
target_compile_definitions(${BOARD_TARGET} PUBLIC
__STARTUP_CLEAR_BSS
)
target_include_directories(${BOARD_TARGET} PUBLIC
${CMSIS_DIR}/CMSIS/Core/Include
${SDK_DIR}/devices/${MCU_VARIANT}
${SDK_DIR}/devices/${MCU_VARIANT}/drivers
${SDK_DIR}/drivers/common
${SDK_DIR}/drivers/gpio
${SDK_DIR}/drivers/port
${SDK_DIR}/drivers/smc
${SDK_DIR}/drivers/sysmpu
${SDK_DIR}/drivers/uart
)
target_sources(${BOARD_TARGET} PUBLIC update_board(${BOARD_TARGET})
${STARTUP_FILE_${CMAKE_C_COMPILER_ID}}
if (CMAKE_C_COMPILER_ID STREQUAL "GNU")
target_link_options(${BOARD_TARGET} PUBLIC
"LINKER:--script=${LD_FILE_GNU}"
--specs=nosys.specs --specs=nano.specs
-nostartfiles
)
elseif (CMAKE_C_COMPILER_ID STREQUAL "Clang")
target_link_options(${BOARD_TARGET} PUBLIC
"LINKER:--script=${LD_FILE_GNU}"
)
elseif (CMAKE_C_COMPILER_ID STREQUAL "IAR")
target_link_options(${BOARD_TARGET} PUBLIC
"LINKER:--config=${LD_FILE_IAR}"
) )
if (CMAKE_C_COMPILER_ID STREQUAL "GNU")
target_link_options(${BOARD_TARGET} PUBLIC
"LINKER:--script=${LD_FILE_GNU}"
# nanolib
--specs=nosys.specs --specs=nano.specs
)
elseif (CMAKE_C_COMPILER_ID STREQUAL "IAR")
target_link_options(${BOARD_TARGET} PUBLIC
"LINKER:--config=${LD_FILE_IAR}"
)
endif ()
endif () endif ()
endfunction() endfunction()

1
hw/bsp/kinetis_kl/family.cmake
View File

@ -108,5 +108,4 @@ function(family_configure_example TARGET RTOS)
# Flashing # Flashing
family_flash_jlink(${TARGET}) family_flash_jlink(${TARGET})
#family_flash_nxplink(${TARGET})
endfunction() endfunction()