2021-04-26 13:46:22 +08:00
|
|
|
import os
|
|
|
|
|
|
|
|
|
|
# toolchains options
|
|
|
|
|
ARCH ='risc-v'
|
2024-01-28 13:39:39 +08:00
|
|
|
CPU ='rv64'
|
2021-04-26 13:46:22 +08:00
|
|
|
CROSS_TOOL ='gcc'
|
|
|
|
|
|
|
|
|
|
if os.getenv('RTT_ROOT'):
|
|
|
|
|
RTT_ROOT = os.getenv('RTT_ROOT')
|
|
|
|
|
else:
|
|
|
|
|
RTT_ROOT = r'../..'
|
|
|
|
|
|
|
|
|
|
if os.getenv('RTT_CC'):
|
|
|
|
|
CROSS_TOOL = os.getenv('RTT_CC')
|
|
|
|
|
|
|
|
|
|
if CROSS_TOOL == 'gcc':
|
|
|
|
|
PLATFORM = 'gcc'
|
2021-04-26 14:48:20 +08:00
|
|
|
EXEC_PATH = r'/opt/xpack-riscv-none-embed-gcc-8.3.0-2.1/bin'
|
2021-04-26 13:46:22 +08:00
|
|
|
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'
|
|
|
|
|
|
|
|
|
|
if PLATFORM == 'gcc':
|
|
|
|
|
# toolchains
|
2021-04-26 14:48:20 +08:00
|
|
|
PREFIX = 'riscv-none-embed-'
|
2021-04-26 13:46:22 +08:00
|
|
|
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=rv64ima -mabi=lp64 -mcmodel=medany'
|
|
|
|
|
CFLAGS = DEVICE + ' -fno-builtin -fno-exceptions -ffunction-sections -static'
|
|
|
|
|
AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp'
|
|
|
|
|
LFLAGS = DEVICE + ' -nostartfiles -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,Reset_Handler -T link.lds'
|
|
|
|
|
CPATH = ''
|
|
|
|
|
LPATH = ''
|
|
|
|
|
|
|
|
|
|
if BUILD == 'debug':
|
|
|
|
|
CFLAGS += ' -O2 -Os -g'
|
|
|
|
|
AFLAGS += ' -g'
|
|
|
|
|
else:
|
|
|
|
|
CFLAGS += ' -O2 -Os'
|
|
|
|
|
|
|
|
|
|
CXXFLAGS = CFLAGS
|
|
|
|
|
|
|
|
|
|
DUMP_ACTION = OBJDUMP + ' -D -S $TARGET > rtt.asm\n'
|
|
|
|
|
POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
|
|
|
|
|
POST_ACTION += DUMP_ACTION
|
|
|
|
|
# POST_ACTION = SIZE + ' $TARGET \n'
|
