60 lines
1.8 KiB
Python
60 lines
1.8 KiB
Python
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import os
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import sys
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from building import *
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# toolchains options
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ARCH ='arm'
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CPU ='cortex-m4'
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CROSS_TOOL ='gcc'
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if os.getenv('RTT_ROOT'):
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RTT_ROOT = os.getenv('RTT_ROOT')
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else:
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RTT_ROOT = r'../../..'
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if os.getenv('RTT_CC'):
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CROSS_TOOL = os.getenv('RTT_CC')
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PLATFORM = 'gcc'
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EXEC_PATH = RTT_ROOT + '/../prebuilts/gcc/linux-x86/arm/gcc-arm-none-eabi-10-2020-q4-major-x86_64-linux/bin/'
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BUILD = 'release'
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if os.getenv('RTT_EXEC_PATH'):
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EXEC_PATH = os.getenv('RTT_EXEC_PATH')
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if PLATFORM == 'gcc':
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# toolchains
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# PREFIX = 'arm-none-eabi-'
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PREFIX = 'arm-none-eabi-'
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CC = PREFIX + 'gcc'
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CXX = PREFIX + 'g++'
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AS = PREFIX + 'gcc'
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AR = PREFIX + 'ar'
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LINK = PREFIX + 'gcc'
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TARGET_EXT = 'elf'
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SIZE = PREFIX + 'size'
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OBJDUMP = PREFIX + 'objdump'
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OBJCPY = PREFIX + 'objcopy'
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DEVICE = ' -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections --specs=nano.specs'
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CFLAGS = DEVICE + ' -std=gnu99 -Wall -g -Wno-stringop-truncation -Wall -Werror=maybe-uninitialized -Werror=implicit-function-declaration -Werror=return-type -Werror=address -Werror=int-to-pointer-cast -Werror=pointer-to-int-cast'
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AFLAGS = DEVICE + ' -c -x assembler-with-cpp -Wa,-mimplicit-it=thumb -D__ASSEMBLY__'
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LINK_SCRIPT = 'gcc_xip_off.ld.S'
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LFLAGS = DEVICE + ' -lm -lgcc -lc' + ' -nostartfiles -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,Reset_Handler -T gcc_xip_off.ld'
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CPATH = ''
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LPATH = ''
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if BUILD == 'debug':
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CFLAGS += ' -O0 -gdwarf-2'
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AFLAGS += ' -gdwarf-2'
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else:
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CFLAGS += ' -O2'
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CXXFLAGS = CFLAGS
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DUMP_ACTION = OBJDUMP + ' -D -S $TARGET > rtt.asm\n'
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POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
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