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SubjectRe: Kernel for P-II on P-I.
On Thu, 6 Jul 2000 10:34:47 +0200 (MEST), (Rogier Wolff) wrote:
>A kernel compiled for P-II (or something like that) crashes without
>saying a thing on P-I. would it be an idea to print a message?
>("This kernel is incompatible with this processor")

AFAIK that is caused by gcc using instructions that exist on P-II but
not P-I, including instructions like conditional move (CMOVE).
Unfortunately those instructions are used everywhere, including in
printk. No way to get a message out without detecting the problem in
the real mode boot loader and using BIOS I/O.

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