Jeremy Fitzhardinge wrote:
H. Peter Anvin wrote:
No, he doesn't. The boot protocol version is communication between
the boot loader and the kernel (specifically, it is communication FROM
the kernel TO the bootloader), not between internal bits of the
kernel. Th
So the bootloader will only fill out fields the kernel claims to understand?
Correct. If it fails to respect this restriction, it might even
overwrite kernel code. To make the bootloader's job easier, we have
retconned the jump instruction at the beginning of the header to also be
a limit marker.
-hpa
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