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- import os
- ARCH = 'risc-v'
- CPU = 'ch32'
- # toolchains options
- CROSS_TOOL = 'gcc'
- #------- toolchains path -------------------------------------------------------
- if os.getenv('RTT_CC'):
- CROSS_TOOL = os.getenv('RTT_CC')
- if CROSS_TOOL == 'gcc':
- PLATFORM = 'gcc'
- EXEC_PATH = r'/opt/MRS_Toolchain_Linux_x64_V1.90/RISC-V_Embedded_GCC/bin/'
- else:
- print('Please make sure your toolchains is GNU GCC!')
- exit(0)
-
- if os.getenv('RTT_EXEC_PATH'):
- EXEC_PATH = os.getenv('RTT_EXEC_PATH')
- BUILD = 'debug'
- #BUILD = 'release'
- CORE = 'risc-v'
- MAP_FILE = 'rtthread.map'
- LINK_FILE = './board/linker_scripts/link.lds'
- TARGET_NAME = 'rtthread.bin'
- #------- GCC settings ----------------------------------------------------------
- if PLATFORM == 'gcc':
- # toolchains
- PREFIX = 'riscv-none-embed-'
- CC = PREFIX + 'gcc'
- CXX= PREFIX + 'g++'
- AS = PREFIX + 'gcc'
- AR = PREFIX + 'ar'
- LINK = PREFIX + 'gcc'
- TARGET_EXT = 'elf'
- SIZE = PREFIX + 'size'
- OBJDUMP = PREFIX + 'objdump'
- OBJCPY = PREFIX + 'objcopy'
- DEVICE = ' -march=rv32imac -mabi=ilp32 -DUSE_PLIC -DUSE_M_TIME -DNO_INIT -mcmodel=medany -msmall-data-limit=8 -L. -nostartfiles -lc '
- CFLAGS = DEVICE
- CFLAGS += ' -save-temps=obj'
- AFLAGS = '-c'+ DEVICE + ' -x assembler-with-cpp'
- LFLAGS = DEVICE
- LFLAGS += ' -Wl,--gc-sections,-cref,-Map=' + MAP_FILE
- LFLAGS += ' -T ' + LINK_FILE
- AFLAGS += ' -I.'
- CPATH = ''
- LPATH = ''
- if BUILD == 'debug':
- CFLAGS += ' -O0 -g3'
- AFLAGS += ' -g3'
- else:
- CFLAGS += ' -O2'
- CXXFLAGS = CFLAGS
- POST_ACTION = OBJCPY + ' -O binary $TARGET ' + TARGET_NAME + '\n'
- POST_ACTION += SIZE + ' $TARGET\n'
- def dist_handle(BSP_ROOT, dist_dir):
- import sys
- cwd_path = os.getcwd()
- sys.path.append(os.path.join(os.path.dirname(BSP_ROOT), 'tools'))
- from sdk_dist import dist_do_building
- dist_do_building(BSP_ROOT, dist_dir)
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