import os

env = Environment(
	ENV = os.environ,
	
	CC = 'arm-none-eabi-gcc',
	CXX = 'arm-none-eabi-g++',
	AS = 'arm-none-eabi-gcc',
	CCFLAGS = '-O2 -Wall -ggdb -mcpu=cortex-m3 -mthumb -ffunction-sections',
	CXXFLAGS = '-fno-exceptions -fno-rtti',
	ASFLAGS = '-c -x assembler-with-cpp -mcpu=cortex-m3 -mthumb',
	
	#CPPDEFINES = [],
	
	LINK = 'arm-none-eabi-gcc',
	LINKFLAGS = '-Wall -mcpu=cortex-m3 -mthumb -Wl,-Tch.ld', # -Wl,--gc-sections
	
	AR = 'arm-none-eabi-ar',
	RANLIB = 'arm-none-eabi-ranlib',
	
	CPPPATH = ['.',
		'chibios/os/kernel/include', 'chibios/os/ports/GCC/ARMCMx', 'chibios/os/ports/GCC/ARMCMx/STM32',
		'chibios/os/hal/include', 'chibios/os/hal/platforms/STM32',
	],
	#LIBPATH = [],
	
	LIBS = ['m'],
)

sources = \
	Glob('chibios/os/kernel/src/*.c') + \
	['chibios/os/ports/GCC/ARMCMx/' + i for i in ('STM32/vectors.c', 'chcore.c', 'chcore_v7m.c', 'nvic.c', 'crt0_v7m.s')] + \
	Glob('chibios/os/hal/src/*.c') + \
	Glob('chibios/os/hal/platforms/STM32/*.c')

firmware = env.Program('suzumebachi.elf', Glob('*.cpp') + Glob('*.c') + sources)
env.Depends(firmware, 'ch.ld')

env.Command('prog', ['suzumebachi.elf'], 'openocd -f openocd.cfg -c flash_chip')

Default('suzumebachi.elf')