Messages in this thread | | | Date | Fri, 15 Jun 2007 09:20:14 -0700 | From | "H. Peter Anvin" <> | Subject | Re: [PATCH 04/10] i386: clean up bzImage generation |
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Jeremy Fitzhardinge wrote: > -setup_move_size: .word 0x8000 # size to move, when setup is not > +setup_move_size: .word _setup_size # size to move, when setup is not > # loaded at 0x90000. We will move setup > # to 0x90000 then just before jumping > # into the kernel. However, only the
This is WRONG and will break 2.00 protocol bootloaders, if any still exist, and quite possibly some 2.01 protocol bootloaders. There are definitiely bootloaders in the field that rely on this implicit value.
> @@ -246,7 +246,6 @@ setup2: > jnz 1f > movw $0xfffc, %sp # Make sure we're not zero > 1: movzwl %sp, %esp # Clear upper half of %esp > - sti
Motivation, please?
-hpa
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