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Image Module

This is a user guide for image module API. This module is covering all functionality about i.MX boot image creation, validation and extraction.

Device Configuration Data (DCD)

from spsdk.image import SegDCD
from spsdk.image import CmdWriteData, CmdCheckData, CmdNop, EnumWriteOps,EnumCheckOps

dcd = SegDCD(enabled=True)
dcd.append(CmdWriteData(ops=EnumWriteOps.WRITE_VALUE, data=((0x30340004, 0x4F400005),
                                                            (0x30340004, 0x4F400005),
                                                            (0x30340004, 0x4F400005),
                                                            (0x30340004, 0x4F400005))))
dcd.append(CmdWriteData(ops=EnumWriteOps.CLEAR_BITMASK, data=((0x307900C4, 0x00000001),)))
dcd.append(CmdWriteData(ops=EnumWriteOps.SET_BITMASK, data=((0x307900C4, 0x00000001),)))
dcd.append(CmdCheckData(ops=EnumCheckOps.ALL_CLEAR, address=0x307900C4, mask=0x00000001))
dcd.append(CmdCheckData(ops=EnumCheckOps.ALL_CLEAR, address=0x307900C4, mask=0x00000001, count=5))
dcd.append(CmdCheckData(ops=EnumCheckOps.ANY_CLEAR, address=0x307900C4, mask=0x00000001))
dcd.append(CmdCheckData(ops=EnumCheckOps.ANY_CLEAR, address=0x307900C4, mask=0x00000001, count=5))
dcd.append(CmdCheckData(ops=EnumCheckOps.ALL_SET, address=0x307900C4, mask=0x00000001))
dcd.append(CmdCheckData(ops=EnumCheckOps.ALL_SET, address=0x307900C4, mask=0x00000001, count=5))
dcd.append(CmdCheckData(ops=EnumCheckOps.ANY_SET, address=0x307900C4, mask=0x00000001))
dcd.append(CmdCheckData(ops=EnumCheckOps.ANY_SET, address=0x307900C4, mask=0x00000001, count=5))
dcd.append(CmdNop())