#!/usr/bin/env python # encoding: utf-8 """ Waf tool for ChibiOS build """ from waflib import Errors, Logs, Task, Utils from waflib.TaskGen import after_method, before_method, feature import os import shutil import sys import re import pickle _dynamic_env_data = {} def _load_dynamic_env_data(bld): bldnode = bld.bldnode.make_node('modules/ChibiOS') tmp_str = bldnode.find_node('include_dirs').read() tmp_str = tmp_str.replace(';\n','') tmp_str = tmp_str.replace('-I','') #remove existing -I flags # split, coping with separator idirs = re.split('; ', tmp_str) # create unique list, coping with relative paths idirs2 = [] for d in idirs: if d.startswith('../'): # relative paths from the make build are relative to BUILDROOT d = os.path.join(bld.env.BUILDROOT, d) d = os.path.normpath(d) if not d in idirs2: idirs2.append(d) _dynamic_env_data['include_dirs'] = idirs2 @feature('ch_ap_library', 'ch_ap_program') @before_method('process_source') def ch_dynamic_env(self): # The generated files from configuration possibly don't exist if it's just # a list command (TODO: figure out a better way to address that). if self.bld.cmd == 'list': return if not _dynamic_env_data: _load_dynamic_env_data(self.bld) self.use += ' ch' self.env.append_value('INCLUDES', _dynamic_env_data['include_dirs']) class upload_fw(Task.Task): color='BLUE' always_run = True def run(self): upload_tools = self.env.get_flat('UPLOAD_TOOLS') upload_port = self.generator.bld.options.upload_port src = self.inputs[0] cmd = "{} '{}/uploader.py' '{}'".format(self.env.get_flat('PYTHON'), upload_tools, src) if upload_port is not None: cmd += " '--port' '%s'" % upload_port return self.exec_command(cmd) def exec_command(self, cmd, **kw): kw['stdout'] = sys.stdout return super(upload_fw, self).exec_command(cmd, **kw) def keyword(self): return "Uploading" class set_default_parameters(Task.Task): color='CYAN' always_run = True def keyword(self): return "apj_tool" def run(self): rel_default_parameters = self.env.get_flat('DEFAULT_PARAMETERS') abs_default_parameters = os.path.join(self.env.SRCROOT, rel_default_parameters) apj_tool = self.env.APJ_TOOL sys.path.append(os.path.dirname(apj_tool)) from apj_tool import embedded_defaults defaults = embedded_defaults(self.inputs[0].abspath()) if defaults.find(): defaults.set_file(abs_default_parameters) defaults.save() class generate_bin(Task.Task): color='CYAN' run_str="${OBJCOPY} -O binary ${SRC} ${TGT}" always_run = True def keyword(self): return "Generating" def __str__(self): return self.outputs[0].path_from(self.generator.bld.bldnode) class generate_apj(Task.Task): '''generate an apj firmware file''' color='CYAN' always_run = True def keyword(self): return "apj_gen" def run(self): import json, time, base64, zlib img = open(self.inputs[0].abspath(),'rb').read() d = { "board_id": int(self.env.APJ_BOARD_ID), "magic": "APJFWv1", "description": "Firmware for a %s board" % self.env.APJ_BOARD_TYPE, "image": base64.b64encode(zlib.compress(img,9)).decode('utf-8'), "summary": self.env.BOARD, "version": "0.1", "image_size": len(img), "git_identity": self.generator.bld.git_head_hash(short=True), "board_revision": 0 } if self.env.build_dates: # we omit build_time when we don't have build_dates so that apj # file is idential for same git hash and compiler d["build_time"] = int(time.time()) apj_file = self.outputs[0].abspath() f = open(apj_file, "w") f.write(json.dumps(d, indent=4)) f.close() class build_abin(Task.Task): '''build an abin file for skyviper firmware upload via web UI''' color='CYAN' run_str='${TOOLS_SCRIPTS}/make_abin.sh ${SRC}.bin ${SRC}.abin' always_run = True def keyword(self): return "Generating" def __str__(self): return self.outputs[0].path_from(self.generator.bld.bldnode) class build_intel_hex(Task.Task): '''build an intel hex file for upload with DFU''' color='CYAN' run_str='${TOOLS_SCRIPTS}/make_intel_hex.py ${SRC} ${FLASH_RESERVE_START_KB}' always_run = True def keyword(self): return "Generating" def __str__(self): return self.outputs[0].path_from(self.generator.bld.bldnode) @feature('ch_ap_program') @after_method('process_source') def chibios_firmware(self): self.link_task.always_run = True link_output = self.link_task.outputs[0] bin_target = self.bld.bldnode.find_or_declare('bin/' + link_output.change_ext('.bin').name) apj_target = self.bld.bldnode.find_or_declare('bin/' + link_output.change_ext('.apj').name) generate_bin_task = self.create_task('generate_bin', src=link_output, tgt=bin_target) generate_bin_task.set_run_after(self.link_task) generate_apj_task = self.create_task('generate_apj', src=bin_target, tgt=apj_target) generate_apj_task.set_run_after(generate_bin_task) if self.env.BUILD_ABIN: abin_target = self.bld.bldnode.find_or_declare('bin/' + link_output.change_ext('.abin').name) abin_task = self.create_task('build_abin', src=link_output, tgt=abin_target) abin_task.set_run_after(generate_apj_task) bootloader_bin = self.bld.srcnode.make_node("Tools/bootloaders/%s_bl.bin" % self.env.BOARD) if self.bld.env.HAVE_INTEL_HEX: if os.path.exists(bootloader_bin.abspath()): hex_target = self.bld.bldnode.find_or_declare('bin/' + link_output.change_ext('.hex').name) hex_task = self.create_task('build_intel_hex', src=[bin_target, bootloader_bin], tgt=hex_target) hex_task.set_run_after(generate_bin_task) else: print("Not embedding bootloader; %s does not exist" % bootloader_bin) if self.env.DEFAULT_PARAMETERS: default_params_task = self.create_task('set_default_parameters', src=link_output) default_params_task.set_run_after(self.link_task) generate_bin_task.set_run_after(default_params_task) if self.bld.options.upload: _upload_task = self.create_task('upload_fw', src=apj_target) _upload_task.set_run_after(generate_apj_task) def setup_can_build(cfg): '''enable CAN build. By doing this here we can auto-enable CAN in the build based on the presence of CAN pins in hwdef.dat''' env = cfg.env env.AP_LIBRARIES += [ 'AP_UAVCAN', 'modules/uavcan/libuavcan/src/**/*.cpp', ] env.CFLAGS += ['-DUAVCAN_STM32_CHIBIOS=1', '-DUAVCAN_STM32_NUM_IFACES=2'] env.CXXFLAGS += [ '-Wno-error=cast-align', '-DUAVCAN_STM32_CHIBIOS=1', '-DUAVCAN_STM32_NUM_IFACES=2' ] env.DEFINES += [ 'UAVCAN_CPP_VERSION=UAVCAN_CPP03', 'UAVCAN_NO_ASSERTIONS=1', 'UAVCAN_NULLPTR=nullptr' ] env.INCLUDES += [ cfg.srcnode.find_dir('modules/uavcan/libuavcan/include').abspath(), ] cfg.get_board().with_uavcan = True def load_env_vars(env): '''optionally load extra environment variables from env.py in the build directory''' print("Checking for env.py") env_py = os.path.join(env.BUILDROOT, 'env.py') if not os.path.exists(env_py): print("No env.py found") return e = pickle.load(open(env_py, 'rb')) for k in e.keys(): v = e[k] if k == 'ROMFS_FILES': env.ROMFS_FILES += v continue if k in env: if isinstance(env[k], dict): a = v.split('=') env[k][a[0]] = '='.join(a[1:]) print("env updated %s=%s" % (k, v)) elif isinstance(env[k], list): env[k].append(v) print("env appended %s=%s" % (k, v)) else: env[k] = v print("env added %s=%s" % (k, v)) else: env[k] = v print("env set %s=%s" % (k, v)) if env.ENABLE_ASSERTS: env.CHIBIOS_BUILD_FLAGS += ' ENABLE_ASSERTS=yes' def setup_optimization(env): '''setup optimization flags for build''' if env.DEBUG: OPTIMIZE = "-Og" elif env.OPTIMIZE: OPTIMIZE = env.OPTIMIZE else: OPTIMIZE = "-Os" env.CFLAGS += [ OPTIMIZE ] env.CXXFLAGS += [ OPTIMIZE ] env.CHIBIOS_BUILD_FLAGS += ' USE_COPT=%s' % OPTIMIZE def configure(cfg): cfg.find_program('make', var='MAKE') #cfg.objcopy = cfg.find_program('%s-%s'%(cfg.env.TOOLCHAIN,'objcopy'), var='OBJCOPY', mandatory=True) cfg.find_program('arm-none-eabi-objcopy', var='OBJCOPY') env = cfg.env bldnode = cfg.bldnode.make_node(cfg.variant) def srcpath(path): return cfg.srcnode.make_node(path).abspath() def bldpath(path): return bldnode.make_node(path).abspath() env.AP_PROGRAM_FEATURES += ['ch_ap_program'] kw = env.AP_LIBRARIES_OBJECTS_KW kw['features'] = Utils.to_list(kw.get('features', [])) + ['ch_ap_library'] env.CH_ROOT = srcpath('modules/ChibiOS') env.AP_HAL_ROOT = srcpath('libraries/AP_HAL_ChibiOS') env.BUILDDIR = bldpath('modules/ChibiOS') env.BUILDROOT = bldpath('') env.SRCROOT = srcpath('') env.PT_DIR = srcpath('Tools/ardupilotwaf/chibios/image') env.MKFW_TOOLS = srcpath('Tools/ardupilotwaf') env.UPLOAD_TOOLS = srcpath('Tools/scripts') env.CHIBIOS_SCRIPTS = srcpath('libraries/AP_HAL_ChibiOS/hwdef/scripts') env.TOOLS_SCRIPTS = srcpath('Tools/scripts') env.APJ_TOOL = srcpath('Tools/scripts/apj_tool.py') env.SERIAL_PORT = srcpath('/dev/serial/by-id/*_STLink*') # relative paths to pass to make, relative to directory that make is run from env.CH_ROOT_REL = os.path.relpath(env.CH_ROOT, env.BUILDROOT) env.AP_HAL_REL = os.path.relpath(env.AP_HAL_ROOT, env.BUILDROOT) env.BUILDDIR_REL = os.path.relpath(env.BUILDDIR, env.BUILDROOT) mk_custom = srcpath('libraries/AP_HAL_ChibiOS/hwdef/%s/chibios_board.mk' % env.BOARD) mk_common = srcpath('libraries/AP_HAL_ChibiOS/hwdef/common/chibios_board.mk') # see if there is a board specific make file if os.path.exists(mk_custom): env.BOARD_MK = mk_custom else: env.BOARD_MK = mk_common if cfg.options.default_parameters: cfg.msg('Default parameters', cfg.options.default_parameters, color='YELLOW') env.DEFAULT_PARAMETERS = srcpath(cfg.options.default_parameters) # we need to run chibios_hwdef.py at configure stage to generate the ldscript.ld # that is needed by the remaining configure checks import subprocess if env.BOOTLOADER: env.HWDEF = srcpath('libraries/AP_HAL_ChibiOS/hwdef/%s/hwdef-bl.dat' % env.BOARD) env.BOOTLOADER_OPTION="--bootloader" else: env.HWDEF = srcpath('libraries/AP_HAL_ChibiOS/hwdef/%s/hwdef.dat' % env.BOARD) env.BOOTLOADER_OPTION="" hwdef_script = srcpath('libraries/AP_HAL_ChibiOS/hwdef/scripts/chibios_hwdef.py') hwdef_out = env.BUILDROOT if not os.path.exists(hwdef_out): os.mkdir(hwdef_out) python = sys.executable try: cmd = "{0} '{1}' -D '{2}' '{3}' {4}".format(python, hwdef_script, hwdef_out, env.HWDEF, env.BOOTLOADER_OPTION) ret = subprocess.call(cmd, shell=True) except Exception: cfg.fatal("Failed to process hwdef.dat") if ret != 0: cfg.fatal("Failed to process hwdef.dat ret=%d" % ret) load_env_vars(cfg.env) if env.HAL_WITH_UAVCAN: setup_can_build(cfg) setup_optimization(cfg.env) def pre_build(bld): '''pre-build hook to change dynamic sources''' load_env_vars(bld.env) if bld.env.HAL_WITH_UAVCAN: bld.get_board().with_uavcan = True def build(bld): bld( # build hwdef.h from hwdef.dat. This is needed after a waf clean source=bld.path.ant_glob(bld.env.HWDEF), rule="%s '${AP_HAL_ROOT}/hwdef/scripts/chibios_hwdef.py' -D '${BUILDROOT}' '%s' %s" % ( bld.env.get_flat('PYTHON'), bld.env.HWDEF, bld.env.BOOTLOADER_OPTION), group='dynamic_sources', target=[bld.bldnode.find_or_declare('hwdef.h'), bld.bldnode.find_or_declare('ldscript.ld')] ) bld( # create the file modules/ChibiOS/include_dirs rule="touch Makefile && BUILDDIR=${BUILDDIR_REL} CHIBIOS=${CH_ROOT_REL} AP_HAL=${AP_HAL_REL} ${CHIBIOS_BUILD_FLAGS} ${CHIBIOS_BOARD_NAME} ${MAKE} pass -f '${BOARD_MK}'", group='dynamic_sources', target=bld.bldnode.find_or_declare('modules/ChibiOS/include_dirs') ) common_src = [bld.bldnode.find_or_declare('hwdef.h'), bld.bldnode.find_or_declare('modules/ChibiOS/include_dirs')] common_src += bld.path.ant_glob('libraries/AP_HAL_ChibiOS/hwdef/common/*.[ch]') common_src += bld.path.ant_glob('libraries/AP_HAL_ChibiOS/hwdef/common/*.mk') common_src += bld.path.ant_glob('modules/ChibiOS/os/hal/**/*.[ch]') common_src += bld.path.ant_glob('modules/ChibiOS/os/hal/**/*.mk') if bld.env.ROMFS_FILES: common_src += [bld.bldnode.find_or_declare('ap_romfs_embedded.h')] ch_task = bld( # build libch.a from ChibiOS sources and hwdef.h rule="BUILDDIR='${BUILDDIR_REL}' CHIBIOS='${CH_ROOT_REL}' AP_HAL=${AP_HAL_REL} ${CHIBIOS_BUILD_FLAGS} ${CHIBIOS_BOARD_NAME} '${MAKE}' -j%u lib -f '${BOARD_MK}'" % bld.options.jobs, group='dynamic_sources', source=common_src, target=bld.bldnode.find_or_declare('modules/ChibiOS/libch.a') ) ch_task.name = "ChibiOS_lib" bld.env.LIB += ['ch'] bld.env.LIBPATH += ['modules/ChibiOS/'] # list of functions that will be wrapped to move them out of libc into our # own code note that we also include functions that we deliberately don't # implement anywhere (the FILE* functions). This allows us to get link # errors if we accidentially try to use one of those functions either # directly or via another libc call wraplist = ['sscanf', 'fprintf', 'snprintf', 'vsnprintf','vasprintf','asprintf','vprintf','scanf', 'fiprintf','printf', 'fopen', 'fread', 'fflush', 'fwrite', 'fread', 'fputs', 'fgets', 'clearerr', 'fseek', 'ferror', 'fclose', 'tmpfile', 'getc', 'ungetc', 'feof', 'ftell', 'freopen', 'remove', 'vfprintf', 'fscanf' ] for w in wraplist: bld.env.LINKFLAGS += ['-Wl,--wrap,%s' % w]