mirror of
https://github.com/RT-Thread/rt-thread.git
synced 2026-03-23 14:38:05 +08:00
86 lines
2.9 KiB
Python
86 lines
2.9 KiB
Python
import os
|
|
|
|
# toolchains options
|
|
ARCH='risc-v'
|
|
CPU='bumblebee'
|
|
CROSS_TOOL='gcc'
|
|
|
|
# bsp lib config
|
|
BSP_LIBRARY_TYPE = None
|
|
|
|
if os.getenv('RTT_CC'):
|
|
CROSS_TOOL = os.getenv('RTT_CC')
|
|
if os.getenv('RTT_ROOT'):
|
|
RTT_ROOT = os.getenv('RTT_ROOT')
|
|
|
|
# cross_tool provides the cross compiler
|
|
# EXEC_PATH is the compiler execute path, for example, CodeSourcery, Keil MDK, IAR
|
|
if CROSS_TOOL == 'gcc':
|
|
PLATFORM = 'gcc'
|
|
EXEC_PATH = r'C:/Program Files (x86)/GNU Tools RISC-V Embedded/8 2019.08-2/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')
|
|
|
|
CORE = 'risc-v'
|
|
BUILD = 'debug'
|
|
MAP_FILE = 'rtthread.map'
|
|
LINK_FILE = './board/linker_scripts/link.lds'
|
|
|
|
if PLATFORM == 'gcc':
|
|
# toolchains
|
|
PREFIX = 'riscv-none-embed-'
|
|
CC = PREFIX + 'gcc'
|
|
AS = PREFIX + 'gcc'
|
|
AR = PREFIX + 'ar'
|
|
CXX = PREFIX + 'g++'
|
|
LINK = PREFIX + 'gcc'
|
|
TARGET_EXT = 'elf'
|
|
SIZE = PREFIX + 'size'
|
|
OBJDUMP = PREFIX + 'objdump'
|
|
OBJCPY = PREFIX + 'objcopy'
|
|
|
|
# 使用单精度硬件浮点ABI以匹配预编译的WiFi库 (libwifi.a, libwpas.a, librf.a)
|
|
# 预编译库架构: rv32imafcbp (包含单精度浮点 'f' 扩展)
|
|
# 原配置: -march=rv32imafdc -mabi=ilp32d (硬件双精度浮点)
|
|
# 修改为: -march=rv32imafc -mabi=ilp32f (硬件单精度浮点)
|
|
# 注意: GCC 8.2.0 不支持 -mpriv-spec 选项，链接时使用 --no-warn-mismatch 忽略特权规范版本差异
|
|
DEVICE = ' -march=rv32imafc -mcmodel=medany -msmall-data-limit=8 -mabi=ilp32f -fmessage-length=0 -fsigned-char -ffunction-sections -fdata-sections '
|
|
|
|
# C Compilation Parameters
|
|
CFLAGS = DEVICE + ' -std=gnu11 -DUSE_STDPERIPH_DRIVE -save-temps=obj'
|
|
# Assembly Compilation Parameters
|
|
AFLAGS = DEVICE + '-c'+ ' -x assembler-with-cpp'
|
|
# Linking Parameters
|
|
# 添加 --no-warn-mismatch 以忽略预编译库与当前工具链的特权规范版本差异
|
|
# 添加 WiFi ROM 符号表
|
|
wifi_pkg_path = os.path.join(os.path.dirname(__file__), 'packages', 'gd32vw55x-wifi-latest')
|
|
rom_symbol = os.path.join(wifi_pkg_path, 'rom_export', 'symbol', 'rom_symbol_m.gcc')
|
|
rom_symbol_flag = ''
|
|
if os.path.exists(rom_symbol):
|
|
rom_symbol_flag = ' -Wl,--just-symbols=' + rom_symbol
|
|
LFLAGS = DEVICE + ' -nostartfiles -Xlinker --gc-sections -Xlinker --no-warn-mismatch --specs=nano.specs --specs=nosys.specs ' + rom_symbol_flag + ' -T ' + LINK_FILE + ' -Wl,-Map=' + MAP_FILE
|
|
|
|
CPATH = ''
|
|
LPATH = ''
|
|
|
|
if BUILD == 'debug':
|
|
CFLAGS += ' -O0 -g3'
|
|
AFLAGS += ' -g3'
|
|
else:
|
|
CFLAGS += ' -O2'
|
|
|
|
CXXFLAGS = CFLAGS
|
|
|
|
POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + 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)
|