2020-09-11 10:11:25 +08:00
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import os
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# toolchains options
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2021-07-14 20:12:55 +08:00
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# CPUNAME = e906/e906f/e906fd/e906p/e906fp/e906fdp
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# CPUNAME = e907/e907f/e907fd/e907p/e907fp/e907fdp
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2020-09-11 10:11:25 +08:00
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ARCH ='risc-v'
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2021-07-14 20:12:55 +08:00
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CPU ='e9xx'
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CPUNAME ='e906fdp'
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2020-09-11 10:11:25 +08:00
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VENDOR ='t-head'
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CROSS_TOOL ='gcc'
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if os.getenv('RTT_CC'):
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CROSS_TOOL = os.getenv('RTT_CC')
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if CROSS_TOOL == 'gcc':
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PLATFORM = 'gcc'
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2021-07-14 20:12:55 +08:00
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EXEC_PATH = r'/home/chenzx/.thead/riscv64-elf-x86_64-2.0.1/bin/'
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2020-09-11 10:11:25 +08:00
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else:
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2021-07-14 20:12:55 +08:00
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print ('Please make sure your toolchains is GNU GCC!')
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2020-09-11 10:11:25 +08:00
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exit(0)
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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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# BUILD = 'debug'
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BUILD = 'release'
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if PLATFORM == 'gcc':
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# toolchains
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PREFIX = 'riscv64-unknown-elf-'
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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 + 'g++'
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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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STRIP = PREFIX + 'strip'
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2021-07-14 20:12:55 +08:00
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if CPUNAME == 'e906fdp' or CPUNAME == 'e907fdp':
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DEVICE = ' -march=rv32imafdcpzp64_xtheade -mabi=ilp32d'
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if CPUNAME == 'e906fp' or CPUNAME == 'e907fp':
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DEVICE = ' -march=rv32imafcpzp64_xtheade -mabi=ilp32f'
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if CPUNAME == 'e906p' or CPUNAME == 'e907p':
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DEVICE = ' -march=rv32imacpzp64_xtheade -mabi=ilp32'
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if CPUNAME == 'e906fd' or CPUNAME == 'e907fd':
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DEVICE = ' -march=rv32imafdc_xtheade -mabi=ilp32d'
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if CPUNAME == 'e906f' or CPUNAME == 'e907f':
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DEVICE = ' -march=rv32imafc_xtheade -mabi=ilp32f'
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if CPUNAME == 'e906' or CPUNAME == 'e907':
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DEVICE = ' -march=rv32imac_xtheade -mabi=ilp32'
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2020-09-11 10:11:25 +08:00
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CFLAGS = DEVICE + ' -c -g -ffunction-sections -fdata-sections -Wall -mcmodel=medlow'
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AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp'
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2021-07-14 20:12:55 +08:00
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LFLAGS = DEVICE + ' -nostartfiles -Wl,--no-whole-archive -T gcc_csky.ld -lm -lc -lgcc -Wl,-gc-sections -Wl,-zmax-page-size=1024 -Wl,-Map=rtt.map'
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2020-09-11 10:11:25 +08:00
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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 -g2'
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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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