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import os
import sys
import rtconfig
import subprocess
IS_EXPORTED = False
# setup RT-Thread Root Path
if os.getenv('RTT_ROOT'):
RTT_ROOT = os.getenv('RTT_ROOT')
else:
RTT_ROOT = os.path.join(os.getcwd(),'..','..','..')
sys.path = sys.path + [os.path.join(RTT_ROOT, 'tools')]
try:
from building import *
except Exception as e:
print('Cannot found RT-Thread root directory, please check RTT_ROOT')
exit(-1)
if RTT_ROOT == 'rt-thread':
IS_EXPORTED = True # if kenrel and bsp has been exported by export_project.py
# setup Phytium BSP Root Path
if IS_EXPORTED:
BSP_ROOT = '.'
else:
BSP_ROOT = os.path.join(RTT_ROOT ,'bsp','phytium')
TARGET = 'rtthread_a64.' + rtconfig.TARGET_EXT
DefaultEnvironment(tools=[])
env = Environment(tools = ['mingw'],
AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
AR = rtconfig.AR, ARFLAGS = '-rc',
LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
env['ASCOM'] = env['ASPPCOM']
os.environ["BSP_ROOT"] = BSP_ROOT
os.environ["SDK_DIR"] = os.path.join(BSP_ROOT,'libraries','phytium_standalone_sdk')
Export('RTT_ROOT')
Export('BSP_ROOT')
Export('rtconfig')
def is_phytium_sdk_installed():
py_target_folder = os.path.join(BSP_ROOT,"libraries","phytium_standalone_sdk")
return os.path.exists(py_target_folder)
def install_phytium_sdk():
if is_phytium_sdk_installed():
return 0
install_script_path = os.path.join(BSP_ROOT,"libraries","phytium_standalone_sdk_install.py")
if os.path.exists(install_script_path):
try:
subprocess.call(["python", install_script_path])
except:
subprocess.call(["python3", install_script_path])
if not is_phytium_sdk_installed():
print("Error: phytium_standalone_sdk install failed")
exit(0)
else:
print("Error: phytium_standalone_sdk_install.py is not exists, exit compilation")
exit(0)
install_phytium_sdk()
# prepare building environment
objs = PrepareBuilding(env, RTT_ROOT, has_libcpu = False)
if not IS_EXPORTED: # if project is not exported, libraries and board need to manually add
# include libraries
objs.extend(SConscript(os.path.join(BSP_ROOT,'libraries','SConscript'), variant_dir='build/libraries', duplicate=0))
# include board
objs.extend(SConscript(os.path.join(BSP_ROOT,'board','SConscript'), variant_dir='build/board', duplicate=0))
# make a building
# Preprocess linker script
import subprocess
lds_src = os.path.join(os.getcwd(), 'link.lds')
lds_out = os.path.join(os.getcwd(), 'link_preprocessed.lds')
try:
subprocess.run([
rtconfig.CC,
'-E', '-P', '-x', 'c',
'-I', os.getcwd(),
lds_src, '-o', lds_out
], check=True, capture_output=True)
except subprocess.CalledProcessError as e:
print(f"Warning: Failed to preprocess linker script: {e.stderr.decode() if e.stderr else str(e)}")
# Update LFLAGS to use preprocessed linker script
env['LINKFLAGS'] = env['LINKFLAGS'].replace('-T link.lds', '-T link_preprocessed.lds')
# Clean generated linker script
Clean(TARGET, lds_out)
DoBuilding(TARGET, objs)
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