58 lines
1.5 KiB
Python
58 lines
1.5 KiB
Python
# Copyright (c) Kuba Szczodrzyński 2022-06-23.
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import sys
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try:
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from platformio.package.manager.tool import ToolPackageManager
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manager = ToolPackageManager()
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pkg = manager.get_package("tool-bk7231tools")
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sys.path.append(pkg.path)
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from bk7231tools.serial import BK7231Serial
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except (ImportError, AttributeError):
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print("You need PlatformIO and tool-bk7231tools package to run this program.")
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exit(1)
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from tools.upload.ctx import UploadContext
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def upload_uart(
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ctx: UploadContext,
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port: str,
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baud: int = None,
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**kwargs,
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) -> bool:
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prefix = "| |--"
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# connect to chip
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bk = BK7231Serial(port=port, baudrate=baud or ctx.baudrate or 115200)
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# collect continuous blocks of data
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parts = ctx.collect(ota_idx=1)
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# write blocks to flash
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for offs, data in parts.items():
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length = len(data.getvalue())
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data.seek(0)
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print(prefix, f"Writing {length} bytes to 0x{offs:06x}")
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try:
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bk.program_flash(
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data,
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length,
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offs,
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verbose=False,
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crc_check=True,
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dry_run=False,
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really_erase=True,
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)
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except ValueError as e:
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print(prefix, f"Writing failed: {e.args[0]}")
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return False
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return True
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def upload(ctx: UploadContext, protocol: str, **kwargs) -> bool:
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if protocol == "uart":
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return upload_uart(ctx, **kwargs)
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print(f"Unknown upload protocol - {protocol}")
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return False
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