68 lines
1.9 KiB
Python
68 lines
1.9 KiB
Python
import os
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import sys
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import rtconfig
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from esptool.bin_image import ELFFile, ImageSegment, LoadFirmwareImage
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from esptool.targets import CHIP_DEFS, CHIP_LIST, ROM_LIST
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def elf2image(target, source, env):
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e = ELFFile("rtthread.elf")
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print("Creating esp32c3 image...")
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image = CHIP_DEFS["esp32c3"].BOOTLOADER_IMAGE()
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image.min_rev = 3
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image.entrypoint = e.entrypoint
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image.flash_mode = 2 # flash_mode: dio
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# ELFSection is a subclass of ImageSegment, so can use interchangeably
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image.segments = e.sections
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image.flash_size_freq = image.ROM_LOADER.parse_flash_size_arg("4MB")
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image.flash_size_freq += image.ROM_LOADER.parse_flash_freq_arg("80m")
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image.elf_sha256 = e.sha256()
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image.elf_sha256_offset = 0xb0
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before = len(image.segments)
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image.merge_adjacent_segments()
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if len(image.segments) != before:
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delta = before - len(image.segments)
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print("Merged %d ELF section%s" % (delta, "s" if delta > 1 else ""))
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image.verify()
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image.save("rtthread.bin")
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print("Successfully created esp32c3 image.")
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if os.getenv('RTT_ROOT'):
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RTT_ROOT = os.getenv('RTT_ROOT')
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else:
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RTT_ROOT = os.path.join(os.getcwd(), '..', '..')
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sys.path = sys.path + [os.path.join(RTT_ROOT, 'tools')]
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from building import *
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TARGET = 'rtthread.' + rtconfig.TARGET_EXT
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DefaultEnvironment(tools=[])
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env = Environment(tools = ['mingw'],
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AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
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CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
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CXX = rtconfig.CXX, CXXFLAGS = rtconfig.CXXFLAGS,
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AR = rtconfig.AR, ARFLAGS = '-rc',
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LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
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env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
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env['ASCOM'] = env['ASPPCOM']
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Export('RTT_ROOT')
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Export('rtconfig')
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# prepare building environment
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objs = PrepareBuilding(env, RTT_ROOT, remove_components = ['libc'])
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# make a building
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DoBuilding(TARGET, objs)
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# 添加构建后的钩子函数
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env.AddPostAction(TARGET, elf2image)
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