52 lines
1.1 KiB
Python
52 lines
1.1 KiB
Python
import os
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import enum
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from typing import NamedTuple
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BASEDIR = os.path.join(os.path.dirname(os.path.realpath(__file__)), "../")
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FW_PATH = os.path.join(BASEDIR, "board/obj/")
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USBPACKET_MAX_SIZE = 0x40
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class McuConfig(NamedTuple):
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mcu: str
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mcu_idcode: int
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sector_sizes: list[int]
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sector_count: int # total sector count, used for MCU identification in DFU mode
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uid_address: int
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block_size: int
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serial_number_address: int
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app_address: int
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app_fn: str
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bootstub_address: int
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bootstub_fn: str
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def sector_address(self, i):
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# assume bootstub is in sector 0
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return self.bootstub_address + sum(self.sector_sizes[:i])
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H7Config = McuConfig(
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"STM32H7",
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0x483,
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[0x20000 for _ in range(7)],
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8,
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0x1FF1E800,
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0x400,
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# there is an 8th sector, but we use that for the provisioning chunk, so don't program over that!
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0x080FFFC0,
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0x8020000,
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"panda_h7.bin.signed",
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0x8000000,
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"bootstub.panda_h7.bin",
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)
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@enum.unique
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class McuType(enum.Enum):
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H7 = H7Config
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@property
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def config(self):
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return self.value
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MCU_TYPE_BY_IDCODE = {m.config.mcu_idcode: m for m in McuType}
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