export CROSS_COMPILE ?=/usr/bin/arm-none-eabi-

export CFLAGS := -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections -Dgcc -O0 -gdwarf-2 -g -fgnu89-inline -Wa,-mimplicit-it=thumb -Werror
export AFLAGS := -c -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections -x assembler-with-cpp -Wa,-mimplicit-it=thumb  -gdwarf-2
export LFLAGS := -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections -Wl,--gc-sections,-Map=XiZi_stm32f407-st-discovery.map,-cref,-u,Reset_Handler -T $(BSP_ROOT)/link.lds
export CXXFLAGS := -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections -Dgcc -O0 -gdwarf-2 -g -Werror

export APPLFLAGS := -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections -Wl,--gc-sections,-Map=XiZi_app.map,-cref,-u, -T $(BSP_ROOT)/link_userspace.lds


export DEFINES := -DHAVE_CCONFIG_H  -DSTM32F407xx -DUSE_HAL_DRIVER -DHAVE_SIGINFO

export USING_NEWLIB =1
export USING_VFS = 1
export USING_SPI = 1
export ARCH = arm
export USING_LORA = 1