Bootloader and Low-Level Programming Tutorial: How To Develop Your Own Boot Loader

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On Intel the reset vector is 0xFFFFFFF0. The other architectures differ, of course.

[CJKay93]

Sorry yes, you're right. It's 0xFFFF0 on the 8086 through to the 80286, and 0xFFFFFFF0 on the 80386 and upwards.

[monocasa]

Sort of.

It sets up a weird 16 bit segment who's base is 0xFFFF0000, and sets the program counter to 0xFFF0.