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77 lines
3.2 KiB
77 lines
3.2 KiB
#!/usr/bin/env python3
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import itertools
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def collect_memory_regions():
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"""
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收集多个地址范围的字典
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"""
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memory_regions = []
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apu_dict = {"name":"apu","CONFIG_ROM_START_UP_ADDR":0x80100000,"CONFIG_ROM_SIZE_MB":2,
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"CONFIG_RAM_START_UP_ADDR":0x80300000,"CONFIG_RAM_SIZE_MB":64}
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rpu_dict = {"name":"rpu","CONFIG_ROM_START_UP_ADDR":0x80100000,"CONFIG_ROM_SIZE_MB":1,
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"CONFIG_RAM_START_UP_ADDR":0x80300000,"CONFIG_RAM_SIZE_MB":64}
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xpu_dict = {"name":"xpu","CONFIG_ROM_START_UP_ADDR":0xc0100000,"CONFIG_ROM_SIZE_MB":1,
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"CONFIG_RAM_START_UP_ADDR":0x80200000,"CONFIG_RAM_SIZE_MB":64}
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memory_regions.append(apu_dict)
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memory_regions.append(rpu_dict)
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memory_regions.append(xpu_dict)
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return memory_regions
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def check_memory_regions(memory_regions):
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"""
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检查地址范围是否有重叠的情况
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"""
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overlapping_regions = []
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for region1, region2 in itertools.combinations(memory_regions, 2):
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rom_end1 = region1["CONFIG_IMAGE_LOAD_ADDRESS"] + region1["CONFIG_IMAGE_MAX_LENGTH"]
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rom_end2 = region2["CONFIG_IMAGE_LOAD_ADDRESS"] + region2["CONFIG_IMAGE_MAX_LENGTH"]
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if region1["CONFIG_IMAGE_LOAD_ADDRESS"] < rom_end2 and region2["CONFIG_IMAGE_LOAD_ADDRESS"] < rom_end1:
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overlapping_regions.append((region1["name"], region2["name"], "ROM overlap"))
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return overlapping_regions
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def print_overlapping_regions(overlapping_regions, memory_regions):
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"""
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使用ascii 图形展示出多个镜像重叠的位置，以及修改建议
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"""
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print("The following memory regions overlap:")
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for region1, region2, reason in overlapping_regions:
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print("+{}+".format("-" * 77))
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print("|{:^77}|".format("Overlap between {} and {}".format(region1, region2)))
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print("|{:^77}|".format("Reason: {}".format(reason)))
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# 找到重叠的区域
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for region in memory_regions:
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if region["name"] == region1:
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region1_start_rom = region["CONFIG_IMAGE_LOAD_ADDRESS"]
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region1_size_rom = region["CONFIG_IMAGE_MAX_LENGTH"]
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elif region["name"] == region2:
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region2_start_rom = region["CONFIG_IMAGE_LOAD_ADDRESS"]
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region2_size_rom = region["CONFIG_IMAGE_MAX_LENGTH"]
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# 打印出重叠的区域
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if reason == "ROM overlap":
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print("|{:^77}|".format("ROM overlap between {} and {}".format(region1, region2)))
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print("|{:^77}|".format("Region {} - start: 0x{:x}, end: 0x{:x}".format(region1, region1_start_rom, region1_start_rom + region1_size_rom)))
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print("|{:^77}|".format("Region {} - start: 0x{:x}, end: 0x{:x}".format(region2, region2_start_rom, region2_start_rom + region2_size_rom)))
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print("|{:^77}|".format("Suggested modification:"))
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print("|{:^77}|".format("Reduce size of one of the ROM regions to avoid overlap"))
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print("+{}+".format("-" * 77))
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if __name__ == "__main__":
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memory_regions = collect_memory_regions()
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overlapping_regions = check_memory_regions(memory_regions)
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if overlapping_regions:
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print_overlapping_regions(overlapping_regions, memory_regions)
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else:
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print("No overlapping regions found")
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